NO OCR TEXT NO OCR TEXT hooch put scratchy old Bix record Victrola stack balsa get ready start cutting will enjoyable airplanes youve ever built fact its cats pajamas Would Red Baron bounce idea using coil-sprung landing gear model occurred flying fifthscale Fokker Triplane Its gear similar type used struts rigid Youd hear shuddering clunk unyielding gear hit ground expected forward strut buckle abuse surprise aft strut bent instead Apparently rearward landing force greater upward force Since forward speed airplane greater downward speed stands reason did full-size airplanes era have axles allowed small amount upward travel answer lies slow landing speedsonly six miles per hour fifth-scale equivalence Since models must land faster greater rearward shock absorption needed solution allow forward struts swing backward slightly upward attaching J-bolts firewall rear struts have coil springs inside fuselage anchored plywood bearings middle fuselage sides springs will compress landing allowing axle rotate rearward upward mostly rearward Play rear struts achieved cutting small openings point enter fuselage provides good tolerance rearward throw over two inches possible before damage will occur Compare upward-only throw /2 no rearward motion whatsoever scale shock chords used Touchdowns silent obviously 30 Model Aviation Although landing gear looks stiff designed flex rearward upward rear struts have coil springs hidden inside original S4C aircraft trainers high-performance fighters de- fuselage engine cooled both signed gentle handling nimble aerobatics wide-apart landing gear long fuselage scale cutout cowl unseen air large tail gave exceptionally good ground handling planes era duct propeller 14 x 6 Zinger Left S4Cs dapper lines bright markings capture essence Twenties Right generous wing areanearly 10 square feet makes slow flight floating glide Touch goes particularly nice insignia late WW Army Air Service Aileron control w wnn rimeuporm syrnem Pushrods fuselage drive rocker arms rroctor control wires guide rudder wings can removed maintenance wing torque tubes elevator Just full-size version WhIle repair mahogany strut attaches rocker arms rotate ailerons Its simple theyre extremely effective huge control sur- 2-56 nut bolt single screw effective scale Clevises pushrod faces require some discretionfull rud- receiver antenna extends through ends provide convenient field adjustment der full speed can cause snap roll lower wing Push static display ihotucisfiorse Scout S4C David P Anderson 4BLA RIBS ALUMTUB jOFTBLOCK - BAL IWET QBALR 5AL2R&IET gQBPLbp ~BALA PRR xBRLA LE TRINGER PROCTOR 2O3 ACONTROL CRBLE LSA &iEET Q890 FIIE WAIL - 2 CYCj BALbA C9PR Y4Q BALbP *R R WING -4 -4 PLY INNER INNER& OUTER RING I8IEET \ / BRR TUBE WHEL -P~ SPAR - * - 1ARE FdOIO OrACE 6 5PINR5 GRANDFA1NER A5PGEON MATER gg4 71E GRtAr WAR QRL&A 1E 7 k I EFILA BLOCK rear landing gear strut moat diffi cult part S4C build attaches landing gear metalwork completed front strut axle hole Coils rear strut provide up 2 end axle end will receive cotter pin rearward upward flex wire blackto retain wheel wheels made ened baking oven something wood automobile fuel line tubing authors wife hadnt planned 7 F cushioned little tendency bounce wheel strikes before other model isnt wrenched off course Begin making landing gear bending front struts cross braces Use Breiten coil bender equivalent dont try bend heavy wire pliers vise Position pieces front struts over plans make sure theyre true correct necessary axle A-in brass tube hole end Sand wires axle solder will applied Apply solder flux lightly coat areas solder Again lay parts over plans holding place alligator clips clothespins Fuse joint hot soldering iron Dont wrap joints wire point simply want hold everything together next step assembly Making rear struts completed cabane strut landing gear strap screwed ply support wing mahogany strut decorative wing wires functional difficult part projectits hard get angles lengths just right Fortunately theres comfortable margin error Bend coil first leaving plenty excess wire either end Bend angle about 50 less shown plans Make other bends Place piece over plans check out angles either incorrectly bent throw away try again youre satisfied legs bent correctly temper wires heating about 20 minutes 5000 F oven Shut off heat remove UG FLY WOOD C- KVOP YSSE GOLOBERS 2AA NOT GROAN IS RESISTS TIP STALLS 530 CIA NINA SOLDERNOTE BOLTCUTOUTS IURDIA MUSICLOCADON STRUT-RAKE 2TUTU BALSA US SALSA CR OS-HOSUE IUIB PLT WITHIUIB FLU CUTOUT AFTER ASSEMALS-AU/4 BALI IU JTTlUG TUTU COOLING WALL IOTCT-UTT TUTV REARUBOLSWOUD SORE IT2DA ARE WASHER lUG CIA AMASS TUBEAND SOLDER WITH 7UT2 DIG MUSICAGE WIRE INSIDEFUSELFRONT VIEW wires oven has cooled room temperature heat will relax internal tension caused bending greatly strengthen wires relaxation process will also bend coil another 50 thats bent hort After hardwood top ply bottom have added tail piece latter taped place 7A2 hole drilled through entire structure cabane struts assembled sol dered directly over plan scorching top cabane strut vertical part paper J-bolted Fl F3 plugs ply support wing hor Since accurate alignment important as- izontal part held same support sembly done over plan Carl Goldberg nylon landing gear strap 32 Model Aviation Full-Size Plans Page 203 04 P 0*000 RING -OUTER RING CH COW U LARGE SHEET -C REMOVE OTTER ASSEMBLY -308 BALSA UPPER COWER /I SOB RALSA NOTE MAP ING OBBT AGGIABLE EROM REPLA-TEER NTERN4TIONAL OTEER SOURCES ARE ADS RRAABESA-AYA0NEBT ISNR IAMB CAl NACS PLANS MBSORO NERVOC R SCHHESI ION MIRER DOWEL EPOHY TO FIN NIOHSALOA 114 BALSA SHEETOrAMILIDERSHEETELEOATOR CONTROL CAWLE 04 NA MALSA ROUND ALL EDGES MOTTOES B MRE MODEL AVIATION THOMAS MORSE SCOUT 54C DESIGNED BY DAVID P ANDERSEN TRACING BY JOE DEMANCO ALL BIONTS RESERVED O OIC BRASS SHEER WINO SYBUT OOIONRASS SHEETHONG7ADD RIS BLOCON SYBOT ETTINO-INIAFTHE ROSY MaCOH0/I151ACE/ AlTONODE THE ENS OF EACH HTHoDELE ATOR[I / CLAMPSCOWL NOSE BLOCKSTOOJIRES ONE OF GUER ETS HO HS SUREIPROETNO NDER -003 aLUMSUSRINACONTROL WOODAIBMON RSEHEB04 BALSA SOlO MATOGANOHEREWARM MACE 2HREET- GOLDBERG 100CABANE SORLYS STRAP104 BALSATO IS ROUNDEDECEVATUR THROW DOWN BOLT WEBWINS STROD NOTE STRUTSGREETDO NOT TAPERRASPER TRROM 3 LEFT MINOR -LOERTITEARE MADE FROM 50W MAROBANT CORAL IN -_________________________AN MALNA D ATft IAlL RON TRROMFRONT STRUTS ABE 10-102 CONS 102 MINIMOMREAR STRUTS BRE ONSIOUSS BALSASMEES IF IN LOWERBBIUMCL OH0515ffOPTIONAL VOCUALUM--PIN ACCMIPWEN MW WILLIAMS BROSOR 5104 CALSO STRINGEHRUDDER HORN 5132 BALSANUN PILOTFOAM RUBMORPLACE AFTER CONTROL CABLES5011 lOIN PLOSREETTEADRESTRROAN LEATHERORE NSTOLCED S TESTEDBALSA,J 7 cOWL COVER N 0 ION BALSA K OC 55ISTESTRINGERS OMITTED030 BALSA FCC BETWEENHOELBODOS R CI CO ELAHIST ECGTST DIVBIRCR UDDER 4IASCOT-- OWELMACBA -CjF-I OIF-NF-NilFAIIIFTFMPOSHEET-N soIIO-AN BAMMH RBMEASEB -DOME I-I\-tF-HOAPLOM~ - V MHSR _ _ SULLIVAN 11STIFFENER____ TPORHM BRAWN iI lOIN PLY-H-IN NO TANO~1S0BIY4BALSB----I - /11 0BEARINA00 WBAS Al -ABRbUSSARICCEB B- ___________BHLSAA MACCO FLIART SECLO-YI1OS FAHE SIDERABBEE NCUE BR CRAB -___________ii NYLOS GUIDE____ IIIirAREA-IN TRAY___V---- 1DOBES - LY BLUE C-IIEOCLAR j~MINES OH RRRA EBEBES1LRH FUSE MIADE CLI I MEIWS R BRISRA FASELAlCEII300104 BALSAFASELUSM 1 -SMEET CMICCMTABSW I--il 11- HUWCBH1OzrzT i4lSA-LAMERMIIIPROEBY DOT- _____U C-MATT1W -RBRGHNSTIFFENERHOP AOR -- 0SNARTAOH-~j _______ L~~-CONTROL CABLOULUE I ___ SHCDMERS 1003052 MW STEERAMLE 2 12VDSLL51 -SOLON MOLT TA CNN IS II_H--0 IL -TO BRSAER SW 5032IYR BALSADUBRO3BB TMTWR 032 POT BHER BATONIoO/3032 BALSA BOTTOMSWEET SIDESYOTE ASE UAM NUTBALSA TOIL BLOCH SNACKETWIRE W0MHOMMMOE ___________________EPOST 7FLOOR -ATT4CR TOlOAD LOCH WASRER IOU MACNAI I7RING00 i0N BALSA HREET DOUBLERONALLTAULCEOOOGTOP OIEW I4NOT SNAWNICOT AFTER ASSEMBLY 7 CSNOHBOIARUSICFUSELAGE SIDE VIEW Q-WIRE LANDING OEAR ITRUE LENATH OF LANDING OOAR HIV3NVH SHEET OP 3 Clean tin axle end wire Prop up whole landing gear assembly weights clamps strips wood Check angles against plans making sure gear correctly positioned Wrap joints well copper wire solder gear place Bind solder intersection cross braces will prevent metal-to-metal electrical noise Cut length /s2 music wire slip inside axle tube Dont omit step brass tube alone isnt strong enough plywood fairings will added after trial fitting landing gear fuselage Just like Comet kitwell almost fuselage uses classic constructionflat sides bulkheads lots stringers Select wood identical density grain sides sides must equal stiffness fuselage remains straight ends brought together Cut out formers add enginemounting blind nuts landing gear firewall Fl trial fit aileron servos F2 add guide tubes F5 cabane struts should assembled over plans J-bolted F 1 F3 Lay right fuselage side flat elevated surface epoxy firewall Fl former F2 place Fit landing gear strut ply bearing fuselage side before epoxy sets Add tank Secure F2 dab silicone gluenot too much will difficult remove Add formers F3 F4 F5 F6 F7 fuselage still its side add stabilizer clamped pinned place fuselage epoxied tail piece Waxed paper prevents accidental gluing fuselage fin rudder added next June 1991 33 other side inserting rear leg its bearing Pile weight old 12-volt starting battery works well hold side place Epoxy large gusset hard balsa spruce firewall joints Glue wellthis high-stress joint Temporarily pull sides together rear before glue sets should meet accurately adjust necessary Release rear fuselage allow glue dry Add wheel collars ends rear struts project fuselage keep struts pulling out bearings Add remaining formers triangular block rear end fuselage stringers added later Allow glue cure Thereby hangs tail used oldfashioned stick technique tail surfaces Cover plan waxed paper assemble parts over pin down glue dries Remove hinge pins Klett hinges coat lightly oil prevents glue jamming hinges during installation Note leading edges rudder elevator halves beveled point V2IGO L4B SA SHEETMAPLE // IF7V TAPER AND MOANS AS MEAUIS UPPEF WING IASSEMBLE ENC WINS ON Lro,iuFLAT BUILDINGJASS-SHIM AS SHOWN IGO I/A 5/A MAPLEBALSA TAPEB II\ II BS SHIM Iiji OMINA CSNGTBSCTERj VS I/Z MAPLE STRUT ATTACH-FLASH WITH TSP SAMFACE SF WINS 3/IB BA II FA I/O BALSA S/lB BALSA SHEET LOWER I/4 051 OLE OTHAT ATTACH FLOSH WITH TSP SO ACE OF WINS MOTE AT SAT WINS BIBS STACKB S STOCK HALO SHEET TOGETHER WITH SOABL HHH H Ho K hinge gap especially elevator should airtight Epoxy pin hinges place way make tail piece well kind weird Add plywood bolt bearer top fuselage block Glue top bottom pieces end piece using fuselage alignment guide Tape end piece fuselage drill pilot hole vertically through entire assembly Remove end piece Enlarge hole fuselage lower ply part end piece Thread hole hardwood section -20 tap Reassemble end piece fuselage trial fit Carl Goldberg A-20 3-in nylon bolt 34 Model Aviation Trial fitting one-piece K&S streamlined tubing tail strut strut flattened ends center drilled screwed tail piece bolted stab 9$ removable tail held place dowel inserted F9 nylon bolt below Quick-disconnect devises used control cable Prince Charming searches Cinderella trying tail lost ball Field assemblyone nylon bolt six devisestakes 1 mm 30 sec aging prince doesnt have bend over wing tip rounded razor plane sanding block outer rib cut down half thickness forward spar FAI SCALE NOTE USE 2 CENTER RIBS I2R APART-LEAVE OREN OAFy BETWEEN TRER 12R PLY CABANE ATTACRAACNT-LNEER SPAS RARE TIllS TAUT FIT ANT EPOXY FROM Full-Size Plans Available. See Page 203 124 324 BALSA SBSR02 124 MAPLE STRUT ATTACS /FLUSH WITR BOTTOM -/1Ifl7TL I2I7IKK2L UTIir TUB LS OFFBLUE 3232 BALSA SHEETBOTTOM OF TSP H BOTTOM BETWEEN RIBSTH S RB ADO AFTER RBOIER ABMS ARE N PLBO B METER ULSA RIBS-IIH% 124 BALSA STIFFENER WRITE 28 PLY CABAHE02A IAE SAMOA ATTACH\ 2 I2UOB ERR IIBALSA SPAR L STRUT ATTACBASMRT II I--C REAR BRACE OR PLO ARE BALSACUT SPAR HEF AFTER ASSEMB ESSEINSTAL RCCR 1 ARM AVE REAl ARACE ANT T IS SHEETINO 4 BALSA LEAVINS FESE wv/ REAM SPAR RORTS AGAINST BOTTOM OF FUSE SIDE 0 / OAR BALSA SHEET ~ 1] / EPOXY BOWEL INTO TAME-AVE WOPA 324 BALSA SHEET-ABS AFTER AILERON LEVER IS INSTALLEE EPARRARE FASELAHI O4 I22 SARI BALSA BRACE 04 4 22 RARE BALSA BRACE RIVELE V NOTCHES ITS VIA NOLON 24 VIA ALUM PARADE T VBE\ TB PLO COAT 4EV / \il [ / SAL LENENO OF IEPOOTTUBEJITOPAOE~A~lS/ IINPLACE[ITUBELY 45 B / 3IR52W 22 3T1R RALE RIBSIUTA1012 BARE 20SPARSPAR 3216 BEVIUB BALSA RIBS RARE VI PLUS 2 FOR AlL 1 124 UPPER WING RIB PATTERN BILL 9232 ROLE FOB TURSUE RPA CLEARANCE 124 122 BARE BALSA I CUT OFT N TAPER HOOT RIBN 3210 RALSA SHEET V4SO HARE BALSA SPAR INNER NOBUE FOR ANTENNA WIRE PA 22 MAPLE 32IR SO HARE BALSA BOBART2 SAPER HINSE PAINT 3I04 122 BALSA / SHEET SBEET [I II i-I---- ISHIR AS REASI ATTACH WITH MODEL MARC EPOXY09 SHIM jIi NOTE COVER RINAS WITH SIA ROUERALL N BOPE INDER WITH AS SILRMON H E ULOWER RAND OIHEL 2LAPAER EACH TIP MECEIOEB A/ATE NM KSR 55 IA BALSA RB 22APRREE 52R BALSA BREE 0F cICQIQIQI ATTERN 3216 RULETV PARS RARE 19 O HARE 326 BULSA SHEET RISS LOWER WING RIB PATTERN SHEET 2 OP MODEL AVIATION THOMAS MORSE SCOUT S4C DESIGNED BY DAVID P ANDERSEN TRACING BY JOE DEMARCO RESERVES Straighten up dry right Place waxed paper over tail saddle area covering parts fuselage proper hardwood section tail piece Position stabilizer check alignment Lay stick across cabane struts sight along surface stab rear should see two parallel lines Correct alignment necessary trimming fuselage sides Clamp pin stab place fuselage epoxying hardwood top piece Cut hinge slot rudder tail piece add fin rudder Align fin placing yardstick alongside up against fuselage Glue rounded A-in dowel fin-stabilizer corner must also fit hole former F9 Puddle epoxy around dowel form fillet close gaps Rough cut tail cone blocks triangular shapes Set place mark outline former F9 softtipped pen Plane sand blocks shape Hollow out refine contours additional planing necessary give final sanding Glue blocks place tail strut made K&S streamlined aluminum tubing Flatten center needle-nosed pliers drill screws fasten bottom June 1991 35 EAEISS FESE ARING H BALSA EET RIBS PA MEVIUM BALSA PATTERN VS TOP USE Left aileron rocker arms epoxied screwed torque tubes requires cutting rear spar wounded spar repaired doubler after rocker arm assembly Right Slotted sheeting added around rocker arms after aileron assembly Full-Size Plans Available Page 203 COOLINO DUCT3200 PLYWOOD OUTLETBEVEL AFTER INSTALLATION RISATLEFT SIDESIDE BOTTOM HATCH o /32 SOFT BALSA SHEET-MAKE 2-WET OUTSIDE BEPO AND ATTACH WITH CYA PAIRING ERN DUCT TAPE FRAME SIS CELLOLOSE-IYW SOFT ACETATEBALSA BLOCK / HEADREST PATTERN 1A32 PLYWOOD MAKE 4 SANDWICH LA WIRE BETWEEN WITH IFLEDIBLEI MODEL MADI EPOAT K] COCKPIT CUTOUT PATTERN FUSELAGE NUMBERS HA BALSA SR F-B LA STRUT SHONT PIECES OF PATTERNPLASTIC TOWED AROWDOD PROP PAINT ON TRIM SOLD OH RHON UPPER WINO AUATAALE LINK RIGHT AlL DERVO HERE AILONTNWHEEL SIDE AFTSCALE ELLER CONTROLCUT OUTS FOR SCRCWDRIVER HODLEFT AlL SERVOACCESS TO SERVO MOUNTINO HERE WHEEL SIDESCREWS AFT BOLT LUCATION REAR ///CARANE K SALLIVAN H PH PLYWOOD 407 FOEL TANK SOLDER LINK-CLEARANCE BALSA OFEET FOR REAR 0 STRUT THROTTLE CABLEF- 2____________________________ F-4 S F-S 0 OS BALSA SHEET UP ELSA UP ELKS LEFT SIDE AIRIlY ASK HJSKWRRUD -N DAWN ELK ~SONN ELKS - RINIR SINILEFT SIDE PLASHID SANIS AS SABLE DUINIS 34 5K IAB BALSA SHEET CUT OUT 15A PLYWOOD F-9 NOTE ARE PROCTOR WRADE WIRE PAR RIRBIHOALL ENOAGA IS REIWSE SLAKE SASS WREN-TAP OP FORWARD WING STRAY TO BASE AF PORWARS LAGAItRI REAR STRAY DOABLE WIBEN- FANELARE READ LOWER NINA ROAR TA TAP OF HEAR WIRN STRUT 0 DOUBLE WIREN-BASE OF REAR WING STRAY TA YAP OF REAR DABANE STRUT DOABLE WIRER-BANE OF FORWARD NINA STRUT OFRAT S SIRALS WIRE NOWLE GALE VERTIDALUT TA P NIRRLE WIRE-ORANSED BETWEEN WING STRAYN SPECIFICATIONS SCALEAR YR BArlOW BIRD SPANS0 AlSO AREA1387 RUIN FUSELAGELESATSRN SEIGOY-R1O LBS RADIO AAASSEL-SSERUW SHRINEAS RE DAYDLE RBIEFT MODEL AVIATION THOMAS MORSE SCOUT S4C DESIGNED BY DAVID P ANDERSEN TRACING BY 10E DEMARCO tail piece outer ends also flattened bolted stab 2-56 nuts bolts Fit 5trut remove until painting has completed DonRt omit tail strut functionally necessary pitch control stab must rigid control cables work correctly steerable tail skid Du-Bro tail wheel bracket screwed bottom tail piece must cut small notch rear portion order clear tail strut Substitute %2 wire tail wheel wire enlarging hole bracket accept Form tail skid wire except lowest bend Insert bracket last bend fit bracket fuselage top end wire should fit bottom rudder Harden inside hole coat CyA cyanoacrylate adhesive tail skid wire rests hole being glued permits removal entire tail skid assembly Remove now Youll replacing after painting has completed Only 84 wing ribs go Cut 84 wing ribs half ribs using stacked rib method shown plan Batch cut six time Select medium medium-hard balsa ribs wood thats too soft will split during assembly thickness rib material matches scale width rib taping 15 feet wing appears have taped ribs Scale purists may add rib stitching think lifes too short Test fit spar holes rib section spar material Use nail file enlarge too tight fit should loose enough rib will slide easily over spar tight enough make good CyA glue joint tedious work watching TV may help get through youve ever built Goldberg kit youll recognize wing structure double spars inside ribs no sheeting Actually method predates Mr Goldberg its closer structure original 54C Clearly blatant plagiarism Goldberg Thomas Select spars straight arrow cant find perfectly straight spar material local hobby shop cut sheet balsa Slip ribs over front spar spacing ply-and-spruce Cowl frame attaches firewall four screws inside balsa nose bowl cham fered woodcarvers gouge before ing attached cowl frame 36 Model Aviation WINDSHIELD PATTERN /.me 1AB ply covering clamped cowl frame clothespin C-clamp rubberband available epoxy cures elevator rudder throttle servos mounted crosswise cockpit eleva tor servo center rudder servo bottom throttle servo mounted upside down left separate pair control cables runs half eleva tor pilot removed easy access approximately now refer plan Insert rear spar ribs inching along moving rib little time will take about 30 minutes ribs exactly aligned over plan Zap Hot Stuff spars deeply penetrating instant adhesives work wonderfully did Carl Goldberg get along Only 36 wing ribs go Add leading edge before inserting half ribs Round wing tips razor plane sanding block shown photos leading edges ailerons should rounded center curvature half elevator driven its own pair Proctor control cables rudder ca bles exit fuselage slightly ahead F9 tail skid moves rudder didnt think 1917 hinge line Cut A-in slot inboard end accept aileron torque tube Epoxy dowel inboard end torque tube drill pilot hole accept screw Epoxy torque tube place aileron coat lightly oil ply bearings will attach ply tube bearings place yet attached slide torque tube wing Epoxy Robart hinges place using Model Magic formula thick light fills gaps well surplus easily cut away Glue ply tube bearings place ribs Sand aileron structure flush rest wing using sanding block T-bar Notice rear spar runs through aileron rocker anns Youll have cut Continued page 151 strut end requires two brass fittings screw under strut seen attaches fitting wing 2-56 nut Loctite coated bolt hold strut fittings cables Proctor wires swages Bottom view showing removable hatch cooling duct lower wing mounting bolts clearance holes rear shock absorbing landing gear struts Making hatch removable gives access re ceiver battery fuel tank June 1991 37 Left A cooling duct behind engine cylinder head provides airflow unobtrusive exit hole bottom fuse airflow available through scale pressure relief slot cowl both cases air must flow over cylinder head before leaving cowl Note wheel collar ply bearing rear coil-sprung landing gear strut attached fuse Right Plastic guide tubes extend through FO fuse side support elevator control wires Similar guide tubes rudder located between stringers turtledeck Left Bottom view fuselage Classic flat-sided construction used lower wing attached four nylon bolts spruce blocks shown Note cooling duct exit hole lower left Right receiver attaches fuselage floor double-faced servo tape tenna runs through inner Nyrod tube lower wing receiver visible through cockpit preflight inspection stalling angle Russian planes remained clearly under control very low speed Obviously far air show stunt enables fighter rapidly reduce its speed combat opponent whizzes right past becomes target concept enhanced maneuverability through sophisticated use controls introduced Messerschmitt-Boelkow Blohm 1977 Rockwell entered game 1983 producing vectored thrust F-14 Tomcat flying test bed Construction X-31 began mid-1988 first two airplanes rolled out factory Palmdale California March 1990 flown October 11 year second X-3 1 flown German pilot January 19 1991 Building time shortened considerably using lots off-the-shelf parts landing gear Cessna Citation II General Dynamics F-16 canopy instrument panel digital displays F/A-18 Hornet Other parts LTV A-7 Corsair II Northrop F-5 F-20 Bell/Boeing V-22 tilt-rotor VTOL wing design borrowed MBB experimental European Fighter Aircrafts clipped double-delta planform designers also made liberal use advanced materials X-3 1 Graphiteepoxy used much skin fuselage wings vertical tail thrust-deflector paddles carbon/carbon much aft fuselage covered aluminum/lithium Once initial phase flight test program has satisfactorily completed X-31s will used mock combat estimate effectiveness Enhanced Maneuverability devices will remain active airplane shut down other Later pair will engage simulated combat maneuvers current American fighters Theyll probably also tested against some Soviet fighters have collected during past few decades currently operated out secret test bases Nevada Specifications X-31 Wingspan 23 ft 10 length 43 ft 4 height 14 ft 7 wing area 226 sq ft empty weight 11410 lb design gross weight 15935 lb fuel load 4136 lb about 700 gallons jet fuel top speed about Mach 13 850 mph 40000 feet Such things cruising speed range little consequence research airplane Power GE F404 turbofan CS COMPETITION ENGINES NII CSG049NORMAL ABC 28K RPM$14200 CSG049SPEED ABC 35K RPM$14900 CSG081NORMAL ABC 27K RPM$14200 CSG081SPEED ABC 35K RPM$14800 CSG09NORMAL ABC 27K RPM$13700 CSG09SPEED ABC 35K RPM$14200 CSGiSPSPORT S BB 18K RPM$ 5500 CSG15NORMAL ABC 27K RPM$12900 CSG15SPEED ABC 37K RPM$13900 CSA15SPEED AAC 37K RPM$14900 CSD1STRDIESEL AAC 23K RPM$18900 CRC15TEAM RACE CARB DIESEL$ 5900 CSG212 ABC 18K RPM$12900 CSG21SPEED ABC 28K RPM$13900 CSG21NMARINE ABC 28K RPM$14900 CSG602 ABC 2- 18K RPM$15500 CS1TUNEDPIPE 049-081$ 2900 C59TUNEDPIPE 09$ 3100 C52TUNEDPIPE 15-2140$ 3900 CSHGLOWPLUGS 049-15$ 399 CSRSPEEDPAN 049-09$ 3995 CSWSPEEDPAN 15-21$ 4895 CSPCARBON RACE OR FAI PROPS$ 1475 ALL ENGINES ARE TEST RUN BEFORE THEY LEAVE THE FACTORY GUALITY OF WORKMANSHIP ANTYI YOUNGSTERS SPECIAL SS 15 UC DIESEL $2775 CS iSP UC GLOW $4775 MUST BE UNDER 16 YEARS OLD FOR THIS SPECIAL PLEASE! CNAUB WI Must have expiration date ne rated 16000 pounds So youve got Flat turns will thing 1990s Skid around hearts content instructor screams just tell him read about Model Aviation course keeps yelling youre own Though might consider swatting him rolled-up copy issueonce youve landed come complete stop shut down engine purchased flying school Scout/Andersen Continued page 37 spar two places order install rocker arms Slip arms through cuts repair spar gluing doubler over cut regions Epoxy screw rocker arms torque tube Finish wing structure adding %2 sheeting around rocker arm area Holy cowl cowl built frame NEW HIGH PERFORMANCE HIGH TECH ENGINES FOR THE 90s ABC DUAL BALL BEARING SCHNUERLEI RPM FIGURES ON FAI FUEL 0 NITRO NITROGEN GAS HARDENED STEEL CRANK BRONZE BUSHED HIGH PERFORMANCE ALUMINUM ALLOY RODI CIRCLIP WRIST PIN MAT FINISHED ALUMINUM CRANKCASE FOR BETTER COOLINGI NEW HIGH TECH ENGINES FOR THE 9OsII 21 MARINE & 80 2x2 COME WITH CARB ALL OTHER ENGINES EXCEPT 15TR COME WITH UC VENTURI & NEEDLE VALVE ASSEMBLY A & 15 ENGINES COME WITH BUTTONHEAD TYPE GLOW PLUG ALL ENGINES EXCEPT 1SP-1STR & 80 COME WITH ALUMINUM SPINNER THE 21N HAS GROOVE FOR BELT START NEW CS PULSE JET ENGINES ALL STAINLESS STEEL CONSTRUCTION NO MOVING PARTS TO WEAR OUT USE REGULAR GASOLINE EASY START SJP-1 28 LBS THRUST $18075 SJP-2 51 LBS THRUST $21575 NEW 15 COMBAT SPECIAL AND 40 QUICKEE 500 SPECIAL SEND IN YOUR REQUEST SEND NO MONEY YOU WILL BE NOTIFIED WHEN AVAILABLE SEND MAIL ORDERS TO CHEROKEE HILL SOUTH AERO ENGINES LTD 2914 BUCKLEY AVE LAKE WORTH FL 33481 407-965-8150 FROM 8PM TO 9PM EXCLUSIVE CS DISTRIBUTOR DEALER INQUIRIES INVITED SEND $500 FOR SHIPPING & HANDLING COD ADD $450 FLORIDA RESIDENTS ADD 6% SALES TAX CHECK OR MONEY ORDER two rings A-in ply A-in hardwood stringers rear frame attached firewall four screws accessible long screwdriver engine muffler installed Install A-in ply spacers behind rear ring cabane struts landing gear attach firewall gaps between spacers space also allows trimming cowl flush fit against firewall Build frame first Align D triangle before slow-setting epoxy has hardened Cut single length V16 ply about r frame Apply slow-setting epoxy frame beginning seam bottom wrap ply around Clamp ply place lots rubberbands C-clamps old frequency pins clothespins what have Remove clamps epoxy has cured Trim A6 ply frame cut away lower part frame shown plan allow room muffler Fit cowl firewall ADVANCED AERO PRODUCTS VS & Os SLWASS 120 CAll ON WNF7E EON IEDVUATI3N ANN ULlEAl SM ADVANCED 0000 POOCAJCTS NT NON 390-C AlAilO TX 75003 014 924-3940 June 1991 151 ZENOAH SACHS-DOLMAR & QUADRA ENGINES ERCOUPE TOMAHAWK & J-3 KITTEN KITS ZINGER ft DYNATHRUST PROPS FUEL TANKS Carbon-Fiber Arrowshafts Ceconite ft Glue DGA & MGA PILOTS Send $100 catalog JIM MESSERS QUALIlY MODEL PRODUCTS ValleY View Dr Box 43 Allegany NY 14706 ATTN HELl PILOTS! INTRODUCING HELl-PADTM serves MAINTENANCE PAD 20 Sguare Magnetic Al Surface Prevents Loss Metal Pieces STARTING PAD Keeps Helicopter Dirt & Scratch Free PRACTICE PAD Ideal Reference Tool Practicing Autos Hovenng Etc Printed 1f High-vlsi lily Neon 0range Light Weight CAJrab/e Non-Slip Accommodates 30-60 Size $1495 S/H Ghici MO MIC VISA OK -,, PIT PATIO__ TX RES ADD 6% SALES TN MIlL ToIMAGE PRODUCTS PO BOX 566125 DEPT AS TEXAS 75356 214 699-1234 trimming required nose bowl cut four pieces 1 3/8-in balsa sheet Since most- hobby shops dont carry balsa thickness youll probably have glue two 34-in sheets together inside cowl must chamfered before its glued cowl frame woodcarvers gouge works well After gluing nose bowl place test fit cowl firewall engine installed nose bowl strikes cylinder head trim inside Cut paper template plan round outside nose bowl razor razor plane Use template ensure uniform roundness Cut pressure relief slot lower right side cowl glow plug starter clip should reach glow plug through hole Test whether does enlarge hole necessary coolheaded engine cooling system works follows Propwash enters front cowl creating buildup compressed air inside cowl compressed air escapes cowl through three routes Some air leaks around muffler some passes out pressure-relief slot remainder exits through cooling duct behind engine cylinder last two cases air must first flow over engine cylinder head before leaving cowl block airflow around behind cylinder two sheet balsa baffles installed cowl alongside very close engine cylinder retrospect Im sure baffles necessary estimate half air entering cowl flows over engine head Note cooling better cowl its off have never flown airplane cowl off dont recommend cooling duct behind firewall see photo plans made two sheets /32 balsa Control cables used scale control system because its simplest option available elevator cables require plastic tube guide through former F8 fuselage side Use section thin throttle cable tubing installing shown plan photograph Glue guide place fillet baking soda CyA cut tubes flush fuselage surface THE AIRPLANE FACTORY INC 1880 PINEVIEW MANDEVILLE LA 70448 R/C Combat N Crash Resistant V idea $1295 pp post paid LIST $89 95 1-800-264-7840 Kombat 40 member quick building exiremely durable Armadillo series Made aluminum polypropelyne no foam can assembled engine mounted radio installed hour NoThing ertra buy provide 4 channel radio 25-40 engine supply everything else great spoits plane fully aerobatic bolt-on symmetrical wing pre-hinged pre-finished red blue orange yellow compared other almost ready fly designs take 10-12 hours longer complete Kombat 40 true winner ORDER YOURS TODAYI Trainer Version available $7495 rudder cables exit through stringers front former F9 hold cable guides add small piece 3/ balsa between stringers location shown Dont worry about paint clogging tubes can cleared pin Test guides threading length Proctor control cable through verify dont restrict cable motion under tension Remove cable add top bottom stringers Control cables attached Du-Bro threaded couplers Proctor swages Loop cable through coupler swage crimp swage wire cutter Use metal devises rather nylon ones tail end control cables theyll tolerate undoing trips field Prevent devises turning using 2-56 nut lock washer Use nylon devises servo end since dont require jam nut Mount elevator rudder throttle servos standard servo tray installed crosswise cockpit Glue balsa blocks 1A-in ply faces fuselage walls screw servo tray ply face Mount dummy pilot ply base same way position higher cockpit recommend Williams Bros quarter-scale pilot Williams Bros pilots run smaller average quarterscale size will fit -scale model Attach pilots base screws allows access servos removing pilot rather wings opinion model pilot sometimes looks better static display Sport Scale contest rules require pilot flight static display photos show both ways What think Mount throttle servo upside down servo tray aligns cable straight shot throttle Dope Just say yes model has much surface area keeping finish extremely lightweight critical wings covered Sig Koverall attached nitrate dope Cover bottom first add small filet white glue alongside rib will assure fabric wont pull away undercambered rib sheeted parts fuselage covered lightweight silkspan open structure fuselage tail heavyweight silkspan used three coats dopea base coat nitrate coat clear butyrate sanded remove fuzz top coat color Prime metal parts such axle tail strut nitrate dope Unlike butyrate nitrate adheres well metal Butyrate however does bond well nitrate Paint tail strut tail skid separately painted assembled tail should weigh no five ounces prototypes color scheme taken cover August/September 1963 issue Air Progress magazine painted roundels first masking off vinyl electrical tape spraying 152 Model Aviation T-Shirts $l295pp Sport Flying Flys hour N 820 CRANDALLIROAYDONN rge see ion o emoc ro e irp anes e pro essiofla jMILISTED BELOWIn Business since 1973 PRICES SUBJECT TO CHANGE WITHOUT NOTICE IS JUST FEW OF THE MFG WE STOCK HOURS MONDAYTHRUTHURSDAY9 5PM FRIDAY 9AM-2PM CLOSED SATURDAY & SUNDAY E 812 366-3141 AJUSTO JIG AMBROID ARCO RUBBERBANDS BRIDI DAVEYS SYSTEMS COVERITE DEVCON O REM EL DU-BRO DY NA Fl LITE FOX FUTABA GOLDBERG GAS MODEL PROD HALLCO HOBBYPOXY HOT STUFF K & B MFG SIG SA ITO STAFFORD AIRCOUPE $9995 SONIC-TRONICS STERLING SULLIVAN TOP FLITE YSENGINES LANI ER MILLER NORTHEAST_ ZINGER PROPS complete lIsting etcplease send stamped self-address enve lope DEALERS WANTED F K KITS arf/9berLaSjS1 $11995 Stafford STAFFORD KITS AVAILABLE SHORTLY B24 TWIN COMANCHE COMANCHE & MOR& EAA ACRO SPORT scA C spoft PA ERN FOP 50 ENO 506 Ship FtO sAsAIspsucscoNtRuc ON SOC OP Chionsocow PAN SwNOSHCO white blue red turn khaki brown color also sprayed prepared mixing quart Sig chocolate brown pint Sig olive drab dope thinned 11 gave cowl several coats butyrate sanding sealer sanded well sprayed coat Cub yellow coated entire cowl Bob Dively liquid masking film drew checkerboard pattern pen cut X-Acto knife peeled off other square masking film sprayed thinned Fokker red Finally removed remaining masking film sprayed cowl two wet coats clear butyrate gloss Dont drink Loctite end wing strut requires nested pair brass fittings fitting closest wing attachment point brace wires other fitting connects strut Bend latter U-shape attach both fittings hardwood block wing single screw Bolt second fitting wing strut 2-56 nut bolt prevent vibration loosening nut flight coat bolt sweetGIANT SCALE FLYIN ups vOLUME 1- Scale entertainment helpful hints vOLUME 2-Mid Atlantic Ducted Fan Jet Show tape $1995 shipping & handling Virginia residents add 90e sales tax Send money order check COD AIRPLANE VIDEO CO PO Box 8577 e Norfolk VA 23503 480-1553 TI-US IS THE ROUTE FOt ThE JEW kiETRO 5UBUJAi? .... AFTER HOURS CALL WE MIGHT BE HERE THANKS FOR YOUR BUSINESS BILL & JOYCE IIj turn printer airfoil plotter FOILED AGAIN! PLOT AIRFOILS IN ANY CHORD UP TO 24 INCHES MODtFY THICKNESS CAMBER & TRAILING EDGE PLOT SKIN THICKNESS FOR SHESFED WINGS ENTER DATA EASILY VIA INTELLIGEN EDITOR USERFRIENDLY MENU-DRIVEN OPERATION INCLUDES 18-PAGE ILLUSTRATED USER MANUAL $4500 . @10. pinS 10Cm IfllaOhtjeiOI e dm0 @50045 000i40 WMPCIXTIST OIPUW CeOpotop 0440 ,0o peP 004 eooaPA pSe typo 0111 04400 s5000 5W 15 SOlO 11V 00100 CYGNET Software 714 496 6961 24843 Del Prado #141B Dana PoInt CA 92629 LANDER INDUST VISA 1005 19TH ST CT HAYRE MONTANA 69501 406-265-6529 BUILDING BOARD 24 x 48 5 mci Frt 30 x 48 5 mci Frt 24 x 66 5 mci Frt 24 x 72 5 mci Frt CANADIAN ORDERS ADD 25% Build slraighf withouf Spending fortune durable high density 1/2' pin surface bonded ba 3/4' heavy warp free base straight rue work surface fhat will last years years June 1991 153 FULL BODY PILOT KIT Contains pilot head hands boota helmet cap goggles tull templates easy instruc tions Easy assemble tiniah Some simple sewing required Fully positionable too Nb #2061/6 scale995 #2O5-1/s scale1095 #204-h scale1195 #203-R scale1795 DARNED GOOD AIRMEN Lightest pilots available Lifelike vinyl latex rubber Build Sportsman Barnstormer Full Body Bus LJ BUST PILOT KIT Contains pilot head helmet sport cap goggles jacket Easy assemble finish P110 #lO8-/a scale NEW 695 #1061/6 scale 795 #lO51/s scale #104-/4 scale. 995* some #1031/3 scale. 1595cimpla sewing required JET PILOT KIT Pilot has molded jet helmet Contains lace mask osygen hose Extreme ly Realistic Weighs less / oz Piee #308-/s scale 695 #3O71/ scale 795 ORDERING INSTRUCTIONS See dealer tirst order direct Add $100 shipping NYS residents add 7% tax Send check money order CODS OK Send $100 br catalog See Dealer acid Dollar direct order handling tasting Loctite 242 Threadlocker Loctite requires 24 hours set however wait long before flying Wing brace wires Proctor No 203 stranded wire equivalent fish leader Stranded wire has annoying tendency unravel can checked treating wire drop Zap Hot Stuff before cutting brace wires pulled just tight enough take up slack tension unnecessary stress No adjustable turnbucldes used theyre too expensive dont contribute scale appearance Note lift wires landing wires double cross wires cabane struts interplane struts single Bind latter cross point single loop thread apply drop CyA prevents metal-to-metal electrical noise rear pair lift wires runs unattached through fuselage fitting passes through fuselage exits other side up strut fitting other wing forward pair lift wires merely loops around landing gear strut firewall Similarly landing wires loop around cabane struts Check Pitots door [v32][b-1-10-1-10]]1 MOWNG LET US KNOW WHERE YOU ARE GOINGI move please jet us know advancesix weeks re qujred change address Attach current MA mailjng label check approprjate box mail Subscription DeI I at/on 1810 Samuel Morse Dr Reston VA 22090 Pt Model Avi Check approprjate boxenclose payment SUBSCRIPTION GE OF ADDRESS 1Non-AMA-member subscription rates $1800 12 months US addresses US Schools $900 $1350 elsewhere including Canada Mexico $2900 Payment must check ormoneyarder US funds drawn US bank NameI AddressI City/State__________________________________________________[v33][b13882199162918800]]ZIP ______________ L. lAviation 1810 Samuel Morse Dr Reston VA 22090 4 Model Aviation few tips improve scale accuracy higher static scores sport Scale contests Paint upper wing brackets tail nylon bolt head Recess bolt heads lower wing Fill holes modeling clay paint clay bolt can removed later pushing screwdriver clay Use two ribs rather center upper wing remove covering between ribs gives appearance two wings bolted together Add scale Pitot tube interplane strut shown scale views AMA rules require removable flight Dont ask Add scale machine gun sight shown scale views Make gun balsa blocks aluminum tubing Make sight soda straw Push antenna wing during static display Dont forget pull out again before flying Make own wheels wood automobile fuel line tubing scale diameter 5% can claim points craftsmanship accuracy outline Different strokes might want substitute large four-stroke engine 05 90 two-stroke Four-strokes require upright mounting airflow two-strokes also need two Rubber r Muffler Don Lowe RCM set-up hss shown 6 dB drop sn very lIttle RPM toss Brian Lee R/C Reportjeers None.it never cracked spik melted came looae anything just hung ate noise Howard Crispin Sound Model Aeronautics dropped almost 6 db.the engine will turn tew hundred SPIt more.Ouite impressive Now Two Sizes up to49 size $249j List $3405 6 SE 206th Pt Postsge handling Fsee t WA 98031 Cheoks o Mossy Ositess ONLYSA 400 PM2081 854-8053 KSB FUEL SHUTOFF TIMERS Again now available $1750 Shipping $250 up toO units Over 6 add 35 Exclusive Importer jY FA Model Supply CARSON TORRANCE CA50510CARSON CA 90745 TEL 12131 830-8839 eeuuu u-ufTOuLS 5 pc Masters Set 1/8 3/1 6 1/45/15 3/8 1698 3 pc Builders Set 3/181/45/16 $ 998 See Dealer Cataloger 10 Order Tools Call US pay br Cull no U S Canada 407 254-0516 905 N Harbor City tlvd Melbourne FL 32935 Dealer/Dlstrlbuier Inquirisa Iselted Fonda Res Add 5% Sales Tao Losing control can night mare wrong response given command can take its toll model nerves wallet Radio South know feel about hobby too avid RC enthusiasts nearly half century combined experience ILGAIN Futaba KRAFT RAD Free Order Line Orders Only Please 1-800-962-7802 CONTROl ling radio repair So avoid inflated repair costs undue service time Radio South ______________________________________________ fast economical inhouse radio service can depend Radio South customer satisfaction isnt just motto Its way life Let us put back control repair information 904 434-0909 5524 N Palafox Pensacola FL 32503 inches space prop firewall makes things complicated suggest add second firewall two inches behind Fl mounting 05 120 Surpass Enya 120 Make cutout Fl equal front view engine use two separate wires front cabane struts nonscale cutout fselage behind Fl will needed cylinder head Block off airflow cowl except over cylinder engine Angle muffler straight down between Fl new firewall glow plug now under top wing remote glow plug jack such Headlock will required try please let know works out calculations show 05 108 two-stroke engine will also fit cowl Turn tune check out reliable engine absolutely necessary Scale model Since 54C has great deal built-in headwind youll trouble engine quits sky above runway behind model doesnt glide very far Always break tune engine sport airplane prop muffler fuel intend use engine completely checked out install Tommy changing anything No need speed Crosswind ground handling poor crosswind tends pass under upwind wing tips roll downwind always take off land directly wind means steering rudder holding wings P&7PgDAIPGPAT PLOTS Scde Drafting crid Sccrviinq Services 3 Views D-TECI4 SYSTEMS ct*g l0o 22 lox 101-14 * Carterville II 62910 6189802223 level ailerons have little experience learn sport airplane taking off landing strong crosswind aileron response sluggish elevators sensitive rudder turn sharply quickly must bank ailerons kick tail around rudder Practice skill altitude youll need during landing theres turbulence large elevator rudder needed control very low airspeeds during taxiing sensitive higher speeds rudder effective plane can flown using ailerons can snap-roll rudder alone throttle has little effect airspeed plane flies slowly regardless throttle setting power merely permits greater rate climb Tall vertical maneuvers require extra kick momentum get faster plane case theyre scale since full-size 54C oaly 80 horsepower Nevertheless loops rolls graceful Try Chandellea climbing 180 0-degree turn wings held level used coordination training Tommy other airplanes period Turn rud der using opposite aileron hold wings level elevator hold constant rate climb might also want learn retournment renversement de scribed Rickenbackers book Fighting Flying Circus Doubleday 1965 Baf fle flight judges calling maneuvers period namesie spin vrille circle virage Except totally calm air its unsafe land 54C engine low idle would Pattern plane Instead trim plane climb full throttle approach field about quarter throttle using throttle elevator control rate descent Apply bit up elevator 10 feet altitude remains keep wings level aileron control June 1991 155 rA LEGEND IN ITS OWN TIME Production over 43 years Remember Control Line Simple airplanes no starter no radio problems dont relive yesteryears helping neighbor own child fly control line again FOX 35 stunt first sold 1948 made anniversary model available its 40th year Now its 43rd will want ever FOX MANUFACTURING Co 5305 Towson Ave mith AR 72901 L 501 646-1656 501 646-1757 WOODWORKING MACHINERY POWERMATIC JET ARTISAN 304 562-3538 also have PO Box 536Y icane WV 25526 watch craft settle Reduce throttle after plane ground rolling along Coming stop hardest part Steer rudder maintain heading directly wind until plane comes full stop tail comes down angle attack wings will above stall angle creating lots drag loss directional stability Pilots full-size airplane would suddenly apply full up elevator point gun engine dig tail skid sod Since thats practical model must rely headwind propwash aid rudder steering Dont let frighten worst can happen says bigger better applications easily interchange 20 Cubic Inch engine A&M Aircraft size power get phenomenal 5x5x5 3 lbs little guy puts out 4 r 8000 horsepower mere $300 Gas $275 Glow Call tax today order Suggested Propeller Sizes 18x8 18x6-10 l8xlO18x8x14 20x6-10 plane will flip over its back speed low point damage unlikely prettiest maneuver touch go Its slow floating glide gentle touchdown long ground roll graceful lift-off have character thats unique old biplanes Youll hear people say goes real airplane Im happy tell qualified 1990 Scalemasters 54C building flying model gives much pleasure its given project will have success Please write care Model Aviation tell about adventures Ill respond letter need help Ill answer iWThzWizLttiii-wm m iwia lesa mwffla GAS IIIdILVfr7H htHHmQ New Generahon 20 Cubic Inch A&M Aircraft Sachs Dolmar buy A&M Aircraft youre buying best Plus Sales tax applicable Free freight pre-pa d orders check money order A&MAiujwr INC 428McArthu So e 02 Ca TX75007 214/242464 Fax2l4/242 1378 questions best canE RC Electrics/Kopski Continued page 39 conversionalthough cant imagine anyone would want Anyway Electric Fleet lists $9995 Romey Bukolt Mr Concept himself tells can buy em local hobby shop mail order providers like Tower direct Concept 2906 Grandview Blvd Madison Wisconsin 53713 lamenting lack large Electric kits can now experience some relief regard Im now trying decide just can schedule kit bench Next John Sermos Sermos Connectors recently showed some new things hes got works item already available tool aid contact installation removal now-famous Sermos connectors device insertion/extraction tool lists $500 will have photo handy accessory near future John also has under development some new mounting accessories connectors studying two approaches mounting Sermos connectors models surface charger connector interface have some samples try out its still winter fly Incidentally may both interested surprised learn professionally John ice skating coach has over years helped young figure skating stars Electric meets popping up over Ill list some info have right Frank Korman President Dallas Electric Aircraft Fliers advises DEAF will hold its first Electric competition Sunday May 26 Eastfield Community College Dallas Texas strictly AMA events meet scheduled include No 610 No 618 past DEAF has held annual fun flys will again later year info early serious meet can contact CD Jack Hamilton 11216 Sesame St Dallas TX 75238 Tel 214/348-4669 Next up Lehigh Valley Radio Control Society Pennsylvania meet June 8 9 Ive attending LVRCS Electric meet several years great fun fly lots easygoing activity plenty prizes info can contact Ellis Grumer 321 Aurora St Phillipsburg New Jersey 08865 Tel 908/859-0969 June 29 30 dates ninth annual Electric RC Fly-In sponsored Puget Sound Electric Model Flyers Boeing Kent Space Center Field Kent Washington year PSEMF will offer prizes trophies Most Aerobatic Best Scale Longest Flight 156 Model Aviation THE MAGIC MAGNET BUILDER finest model building equipment manufactured 9/ Aadf0 4heiw hoi#.&Aw* Maauae4aw 4 aeaf A4sAwh/ dealer order direct 500A Magic Magnet Builder contains 16x48 Steel Base Plate 30 Magnets 10 stands $ 9450 500B Master Magic Magnet Builder contains 16 x 48 Steel base plate 60 Magnets 10 stands 10 Vert press 10 steps 10 rib holders 40 sets nuts & bolts$16895 503B Base Plate Extension 16x 16 Steel Base plate building giants$ 2695 501A Unassembled Magnets 10 pak$ 1195 SOiB Assembled Magnets 10 pak$2200 502 Stands 10 uprights primarily doe fuselage assy$ 950 504 Vertical press 5 pak holding spars leading trailing edges position$ 995 505 Steps 5 pack adjustable leading & trailing edge positioning$ 995 506 Rib Holder 10 pak Use magnet building faster$ 995 507 R&R rool Magnet Mover$ 1 75 J LIND COMPANY 3151 Caravelle Dr. Lake Havasu City AZ 86403 1453-7970 L Send self addressed Stamped envelope tor catalog products M/C sa accepted K Smaller Better K
Edition: Model Aviation - 1991/06
Page Numbers: 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 151, 152, 153, 154, 155, 156
Edition: Model Aviation - 1991/06
Page Numbers: 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 151, 152, 153, 154, 155, 156
NO OCR TEXT NO OCR TEXT hooch put scratchy old Bix record Victrola stack balsa get ready start cutting will enjoyable airplanes youve ever built fact its cats pajamas Would Red Baron bounce idea using coil-sprung landing gear model occurred flying fifthscale Fokker Triplane Its gear similar type used struts rigid Youd hear shuddering clunk unyielding gear hit ground expected forward strut buckle abuse surprise aft strut bent instead Apparently rearward landing force greater upward force Since forward speed airplane greater downward speed stands reason did full-size airplanes era have axles allowed small amount upward travel answer lies slow landing speedsonly six miles per hour fifth-scale equivalence Since models must land faster greater rearward shock absorption needed solution allow forward struts swing backward slightly upward attaching J-bolts firewall rear struts have coil springs inside fuselage anchored plywood bearings middle fuselage sides springs will compress landing allowing axle rotate rearward upward mostly rearward Play rear struts achieved cutting small openings point enter fuselage provides good tolerance rearward throw over two inches possible before damage will occur Compare upward-only throw /2 no rearward motion whatsoever scale shock chords used Touchdowns silent obviously 30 Model Aviation Although landing gear looks stiff designed flex rearward upward rear struts have coil springs hidden inside original S4C aircraft trainers high-performance fighters de- fuselage engine cooled both signed gentle handling nimble aerobatics wide-apart landing gear long fuselage scale cutout cowl unseen air large tail gave exceptionally good ground handling planes era duct propeller 14 x 6 Zinger Left S4Cs dapper lines bright markings capture essence Twenties Right generous wing areanearly 10 square feet makes slow flight floating glide Touch goes particularly nice insignia late WW Army Air Service Aileron control w wnn rimeuporm syrnem Pushrods fuselage drive rocker arms rroctor control wires guide rudder wings can removed maintenance wing torque tubes elevator Just full-size version WhIle repair mahogany strut attaches rocker arms rotate ailerons Its simple theyre extremely effective huge control sur- 2-56 nut bolt single screw effective scale Clevises pushrod faces require some discretionfull rud- receiver antenna extends through ends provide convenient field adjustment der full speed can cause snap roll lower wing Push static display ihotucisfiorse Scout S4C David P Anderson 4BLA RIBS ALUMTUB jOFTBLOCK - BAL IWET QBALR 5AL2R&IET gQBPLbp ~BALA PRR xBRLA LE TRINGER PROCTOR 2O3 ACONTROL CRBLE LSA &iEET Q890 FIIE WAIL - 2 CYCj BALbA C9PR Y4Q BALbP *R R WING -4 -4 PLY INNER INNER& OUTER RING I8IEET \ / BRR TUBE WHEL -P~ SPAR - * - 1ARE FdOIO OrACE 6 5PINR5 GRANDFA1NER A5PGEON MATER gg4 71E GRtAr WAR QRL&A 1E 7 k I EFILA BLOCK rear landing gear strut moat diffi cult part S4C build attaches landing gear metalwork completed front strut axle hole Coils rear strut provide up 2 end axle end will receive cotter pin rearward upward flex wire blackto retain wheel wheels made ened baking oven something wood automobile fuel line tubing authors wife hadnt planned 7 F cushioned little tendency bounce wheel strikes before other model isnt wrenched off course Begin making landing gear bending front struts cross braces Use Breiten coil bender equivalent dont try bend heavy wire pliers vise Position pieces front struts over plans make sure theyre true correct necessary axle A-in brass tube hole end Sand wires axle solder will applied Apply solder flux lightly coat areas solder Again lay parts over plans holding place alligator clips clothespins Fuse joint hot soldering iron Dont wrap joints wire point simply want hold everything together next step assembly Making rear struts completed cabane strut landing gear strap screwed ply support wing mahogany strut decorative wing wires functional difficult part projectits hard get angles lengths just right Fortunately theres comfortable margin error Bend coil first leaving plenty excess wire either end Bend angle about 50 less shown plans Make other bends Place piece over plans check out angles either incorrectly bent throw away try again youre satisfied legs bent correctly temper wires heating about 20 minutes 5000 F oven Shut off heat remove UG FLY WOOD C- KVOP YSSE GOLOBERS 2AA NOT GROAN IS RESISTS TIP STALLS 530 CIA NINA SOLDERNOTE BOLTCUTOUTS IURDIA MUSICLOCADON STRUT-RAKE 2TUTU BALSA US SALSA CR OS-HOSUE IUIB PLT WITHIUIB FLU CUTOUT AFTER ASSEMALS-AU/4 BALI IU JTTlUG TUTU COOLING WALL IOTCT-UTT TUTV REARUBOLSWOUD SORE IT2DA ARE WASHER lUG CIA AMASS TUBEAND SOLDER WITH 7UT2 DIG MUSICAGE WIRE INSIDEFUSELFRONT VIEW wires oven has cooled room temperature heat will relax internal tension caused bending greatly strengthen wires relaxation process will also bend coil another 50 thats bent hort After hardwood top ply bottom have added tail piece latter taped place 7A2 hole drilled through entire structure cabane struts assembled sol dered directly over plan scorching top cabane strut vertical part paper J-bolted Fl F3 plugs ply support wing hor Since accurate alignment important as- izontal part held same support sembly done over plan Carl Goldberg nylon landing gear strap 32 Model Aviation Full-Size Plans Page 203 04 P 0*000 RING -OUTER RING CH COW U LARGE SHEET -C REMOVE OTTER ASSEMBLY -308 BALSA UPPER COWER /I SOB RALSA NOTE MAP ING OBBT AGGIABLE EROM REPLA-TEER NTERN4TIONAL OTEER SOURCES ARE ADS RRAABESA-AYA0NEBT ISNR IAMB CAl NACS PLANS MBSORO NERVOC R SCHHESI ION MIRER DOWEL EPOHY TO FIN NIOHSALOA 114 BALSA SHEETOrAMILIDERSHEETELEOATOR CONTROL CAWLE 04 NA MALSA ROUND ALL EDGES MOTTOES B MRE MODEL AVIATION THOMAS MORSE SCOUT 54C DESIGNED BY DAVID P ANDERSEN TRACING BY JOE DEMANCO ALL BIONTS RESERVED O OIC BRASS SHEER WINO SYBUT OOIONRASS SHEETHONG7ADD RIS BLOCON SYBOT ETTINO-INIAFTHE ROSY MaCOH0/I151ACE/ AlTONODE THE ENS OF EACH HTHoDELE ATOR[I / CLAMPSCOWL NOSE BLOCKSTOOJIRES ONE OF GUER ETS HO HS SUREIPROETNO NDER -003 aLUMSUSRINACONTROL WOODAIBMON RSEHEB04 BALSA SOlO MATOGANOHEREWARM MACE 2HREET- GOLDBERG 100CABANE SORLYS STRAP104 BALSATO IS ROUNDEDECEVATUR THROW DOWN BOLT WEBWINS STROD NOTE STRUTSGREETDO NOT TAPERRASPER TRROM 3 LEFT MINOR -LOERTITEARE MADE FROM 50W MAROBANT CORAL IN -_________________________AN MALNA D ATft IAlL RON TRROMFRONT STRUTS ABE 10-102 CONS 102 MINIMOMREAR STRUTS BRE ONSIOUSS BALSASMEES IF IN LOWERBBIUMCL OH0515ffOPTIONAL VOCUALUM--PIN ACCMIPWEN MW WILLIAMS BROSOR 5104 CALSO STRINGEHRUDDER HORN 5132 BALSANUN PILOTFOAM RUBMORPLACE AFTER CONTROL CABLES5011 lOIN PLOSREETTEADRESTRROAN LEATHERORE NSTOLCED S TESTEDBALSA,J 7 cOWL COVER N 0 ION BALSA K OC 55ISTESTRINGERS OMITTED030 BALSA FCC BETWEENHOELBODOS R CI CO ELAHIST ECGTST DIVBIRCR UDDER 4IASCOT-- OWELMACBA -CjF-I OIF-NF-NilFAIIIFTFMPOSHEET-N soIIO-AN BAMMH RBMEASEB -DOME I-I\-tF-HOAPLOM~ - V MHSR _ _ SULLIVAN 11STIFFENER____ TPORHM BRAWN iI lOIN PLY-H-IN NO TANO~1S0BIY4BALSB----I - /11 0BEARINA00 WBAS Al -ABRbUSSARICCEB B- ___________BHLSAA MACCO FLIART SECLO-YI1OS FAHE SIDERABBEE NCUE BR CRAB -___________ii NYLOS GUIDE____ IIIirAREA-IN TRAY___V---- 1DOBES - LY BLUE C-IIEOCLAR j~MINES OH RRRA EBEBES1LRH FUSE MIADE CLI I MEIWS R BRISRA FASELAlCEII300104 BALSAFASELUSM 1 -SMEET CMICCMTABSW I--il 11- HUWCBH1OzrzT i4lSA-LAMERMIIIPROEBY DOT- _____U C-MATT1W -RBRGHNSTIFFENERHOP AOR -- 0SNARTAOH-~j _______ L~~-CONTROL CABLOULUE I ___ SHCDMERS 1003052 MW STEERAMLE 2 12VDSLL51 -SOLON MOLT TA CNN IS II_H--0 IL -TO BRSAER SW 5032IYR BALSADUBRO3BB TMTWR 032 POT BHER BATONIoO/3032 BALSA BOTTOMSWEET SIDESYOTE ASE UAM NUTBALSA TOIL BLOCH SNACKETWIRE W0MHOMMMOE ___________________EPOST 7FLOOR -ATT4CR TOlOAD LOCH WASRER IOU MACNAI I7RING00 i0N BALSA HREET DOUBLERONALLTAULCEOOOGTOP OIEW I4NOT SNAWNICOT AFTER ASSEMBLY 7 CSNOHBOIARUSICFUSELAGE SIDE VIEW Q-WIRE LANDING OEAR ITRUE LENATH OF LANDING OOAR HIV3NVH SHEET OP 3 Clean tin axle end wire Prop up whole landing gear assembly weights clamps strips wood Check angles against plans making sure gear correctly positioned Wrap joints well copper wire solder gear place Bind solder intersection cross braces will prevent metal-to-metal electrical noise Cut length /s2 music wire slip inside axle tube Dont omit step brass tube alone isnt strong enough plywood fairings will added after trial fitting landing gear fuselage Just like Comet kitwell almost fuselage uses classic constructionflat sides bulkheads lots stringers Select wood identical density grain sides sides must equal stiffness fuselage remains straight ends brought together Cut out formers add enginemounting blind nuts landing gear firewall Fl trial fit aileron servos F2 add guide tubes F5 cabane struts should assembled over plans J-bolted F 1 F3 Lay right fuselage side flat elevated surface epoxy firewall Fl former F2 place Fit landing gear strut ply bearing fuselage side before epoxy sets Add tank Secure F2 dab silicone gluenot too much will difficult remove Add formers F3 F4 F5 F6 F7 fuselage still its side add stabilizer clamped pinned place fuselage epoxied tail piece Waxed paper prevents accidental gluing fuselage fin rudder added next June 1991 33 other side inserting rear leg its bearing Pile weight old 12-volt starting battery works well hold side place Epoxy large gusset hard balsa spruce firewall joints Glue wellthis high-stress joint Temporarily pull sides together rear before glue sets should meet accurately adjust necessary Release rear fuselage allow glue dry Add wheel collars ends rear struts project fuselage keep struts pulling out bearings Add remaining formers triangular block rear end fuselage stringers added later Allow glue cure Thereby hangs tail used oldfashioned stick technique tail surfaces Cover plan waxed paper assemble parts over pin down glue dries Remove hinge pins Klett hinges coat lightly oil prevents glue jamming hinges during installation Note leading edges rudder elevator halves beveled point V2IGO L4B SA SHEETMAPLE // IF7V TAPER AND MOANS AS MEAUIS UPPEF WING IASSEMBLE ENC WINS ON Lro,iuFLAT BUILDINGJASS-SHIM AS SHOWN IGO I/A 5/A MAPLEBALSA TAPEB II\ II BS SHIM Iiji OMINA CSNGTBSCTERj VS I/Z MAPLE STRUT ATTACH-FLASH WITH TSP SAMFACE SF WINS 3/IB BA II FA I/O BALSA S/lB BALSA SHEET LOWER I/4 051 OLE OTHAT ATTACH FLOSH WITH TSP SO ACE OF WINS MOTE AT SAT WINS BIBS STACKB S STOCK HALO SHEET TOGETHER WITH SOABL HHH H Ho K hinge gap especially elevator should airtight Epoxy pin hinges place way make tail piece well kind weird Add plywood bolt bearer top fuselage block Glue top bottom pieces end piece using fuselage alignment guide Tape end piece fuselage drill pilot hole vertically through entire assembly Remove end piece Enlarge hole fuselage lower ply part end piece Thread hole hardwood section -20 tap Reassemble end piece fuselage trial fit Carl Goldberg A-20 3-in nylon bolt 34 Model Aviation Trial fitting one-piece K&S streamlined tubing tail strut strut flattened ends center drilled screwed tail piece bolted stab 9$ removable tail held place dowel inserted F9 nylon bolt below Quick-disconnect devises used control cable Prince Charming searches Cinderella trying tail lost ball Field assemblyone nylon bolt six devisestakes 1 mm 30 sec aging prince doesnt have bend over wing tip rounded razor plane sanding block outer rib cut down half thickness forward spar FAI SCALE NOTE USE 2 CENTER RIBS I2R APART-LEAVE OREN OAFy BETWEEN TRER 12R PLY CABANE ATTACRAACNT-LNEER SPAS RARE TIllS TAUT FIT ANT EPOXY FROM Full-Size Plans Available. See Page 203 124 324 BALSA SBSR02 124 MAPLE STRUT ATTACS /FLUSH WITR BOTTOM -/1Ifl7TL I2I7IKK2L UTIir TUB LS OFFBLUE 3232 BALSA SHEETBOTTOM OF TSP H BOTTOM BETWEEN RIBSTH S RB ADO AFTER RBOIER ABMS ARE N PLBO B METER ULSA RIBS-IIH% 124 BALSA STIFFENER WRITE 28 PLY CABAHE02A IAE SAMOA ATTACH\ 2 I2UOB ERR IIBALSA SPAR L STRUT ATTACBASMRT II I--C REAR BRACE OR PLO ARE BALSACUT SPAR HEF AFTER ASSEMB ESSEINSTAL RCCR 1 ARM AVE REAl ARACE ANT T IS SHEETINO 4 BALSA LEAVINS FESE wv/ REAM SPAR RORTS AGAINST BOTTOM OF FUSE SIDE 0 / OAR BALSA SHEET ~ 1] / EPOXY BOWEL INTO TAME-AVE WOPA 324 BALSA SHEET-ABS AFTER AILERON LEVER IS INSTALLEE EPARRARE FASELAHI O4 I22 SARI BALSA BRACE 04 4 22 RARE BALSA BRACE RIVELE V NOTCHES ITS VIA NOLON 24 VIA ALUM PARADE T VBE\ TB PLO COAT 4EV / \il [ / SAL LENENO OF IEPOOTTUBEJITOPAOE~A~lS/ IINPLACE[ITUBELY 45 B / 3IR52W 22 3T1R RALE RIBSIUTA1012 BARE 20SPARSPAR 3216 BEVIUB BALSA RIBS RARE VI PLUS 2 FOR AlL 1 124 UPPER WING RIB PATTERN BILL 9232 ROLE FOB TURSUE RPA CLEARANCE 124 122 BARE BALSA I CUT OFT N TAPER HOOT RIBN 3210 RALSA SHEET V4SO HARE BALSA SPAR INNER NOBUE FOR ANTENNA WIRE PA 22 MAPLE 32IR SO HARE BALSA BOBART2 SAPER HINSE PAINT 3I04 122 BALSA / SHEET SBEET [I II i-I---- ISHIR AS REASI ATTACH WITH MODEL MARC EPOXY09 SHIM jIi NOTE COVER RINAS WITH SIA ROUERALL N BOPE INDER WITH AS SILRMON H E ULOWER RAND OIHEL 2LAPAER EACH TIP MECEIOEB A/ATE NM KSR 55 IA BALSA RB 22APRREE 52R BALSA BREE 0F cICQIQIQI ATTERN 3216 RULETV PARS RARE 19 O HARE 326 BULSA SHEET RISS LOWER WING RIB PATTERN SHEET 2 OP MODEL AVIATION THOMAS MORSE SCOUT S4C DESIGNED BY DAVID P ANDERSEN TRACING BY JOE DEMARCO RESERVES Straighten up dry right Place waxed paper over tail saddle area covering parts fuselage proper hardwood section tail piece Position stabilizer check alignment Lay stick across cabane struts sight along surface stab rear should see two parallel lines Correct alignment necessary trimming fuselage sides Clamp pin stab place fuselage epoxying hardwood top piece Cut hinge slot rudder tail piece add fin rudder Align fin placing yardstick alongside up against fuselage Glue rounded A-in dowel fin-stabilizer corner must also fit hole former F9 Puddle epoxy around dowel form fillet close gaps Rough cut tail cone blocks triangular shapes Set place mark outline former F9 softtipped pen Plane sand blocks shape Hollow out refine contours additional planing necessary give final sanding Glue blocks place tail strut made K&S streamlined aluminum tubing Flatten center needle-nosed pliers drill screws fasten bottom June 1991 35 EAEISS FESE ARING H BALSA EET RIBS PA MEVIUM BALSA PATTERN VS TOP USE Left aileron rocker arms epoxied screwed torque tubes requires cutting rear spar wounded spar repaired doubler after rocker arm assembly Right Slotted sheeting added around rocker arms after aileron assembly Full-Size Plans Available Page 203 COOLINO DUCT3200 PLYWOOD OUTLETBEVEL AFTER INSTALLATION RISATLEFT SIDESIDE BOTTOM HATCH o /32 SOFT BALSA SHEET-MAKE 2-WET OUTSIDE BEPO AND ATTACH WITH CYA PAIRING ERN DUCT TAPE FRAME SIS CELLOLOSE-IYW SOFT ACETATEBALSA BLOCK / HEADREST PATTERN 1A32 PLYWOOD MAKE 4 SANDWICH LA WIRE BETWEEN WITH IFLEDIBLEI MODEL MADI EPOAT K] COCKPIT CUTOUT PATTERN FUSELAGE NUMBERS HA BALSA SR F-B LA STRUT SHONT PIECES OF PATTERNPLASTIC TOWED AROWDOD PROP PAINT ON TRIM SOLD OH RHON UPPER WINO AUATAALE LINK RIGHT AlL DERVO HERE AILONTNWHEEL SIDE AFTSCALE ELLER CONTROLCUT OUTS FOR SCRCWDRIVER HODLEFT AlL SERVOACCESS TO SERVO MOUNTINO HERE WHEEL SIDESCREWS AFT BOLT LUCATION REAR ///CARANE K SALLIVAN H PH PLYWOOD 407 FOEL TANK SOLDER LINK-CLEARANCE BALSA OFEET FOR REAR 0 STRUT THROTTLE CABLEF- 2____________________________ F-4 S F-S 0 OS BALSA SHEET UP ELSA UP ELKS LEFT SIDE AIRIlY ASK HJSKWRRUD -N DAWN ELK ~SONN ELKS - RINIR SINILEFT SIDE PLASHID SANIS AS SABLE DUINIS 34 5K IAB BALSA SHEET CUT OUT 15A PLYWOOD F-9 NOTE ARE PROCTOR WRADE WIRE PAR RIRBIHOALL ENOAGA IS REIWSE SLAKE SASS WREN-TAP OP FORWARD WING STRAY TO BASE AF PORWARS LAGAItRI REAR STRAY DOABLE WIBEN- FANELARE READ LOWER NINA ROAR TA TAP OF HEAR WIRN STRUT 0 DOUBLE WIREN-BASE OF REAR WING STRAY TA YAP OF REAR DABANE STRUT DOABLE WIRER-BANE OF FORWARD NINA STRUT OFRAT S SIRALS WIRE NOWLE GALE VERTIDALUT TA P NIRRLE WIRE-ORANSED BETWEEN WING STRAYN SPECIFICATIONS SCALEAR YR BArlOW BIRD SPANS0 AlSO AREA1387 RUIN FUSELAGELESATSRN SEIGOY-R1O LBS RADIO AAASSEL-SSERUW SHRINEAS RE DAYDLE RBIEFT MODEL AVIATION THOMAS MORSE SCOUT S4C DESIGNED BY DAVID P ANDERSEN TRACING BY 10E DEMARCO tail piece outer ends also flattened bolted stab 2-56 nuts bolts Fit 5trut remove until painting has completed DonRt omit tail strut functionally necessary pitch control stab must rigid control cables work correctly steerable tail skid Du-Bro tail wheel bracket screwed bottom tail piece must cut small notch rear portion order clear tail strut Substitute %2 wire tail wheel wire enlarging hole bracket accept Form tail skid wire except lowest bend Insert bracket last bend fit bracket fuselage top end wire should fit bottom rudder Harden inside hole coat CyA cyanoacrylate adhesive tail skid wire rests hole being glued permits removal entire tail skid assembly Remove now Youll replacing after painting has completed Only 84 wing ribs go Cut 84 wing ribs half ribs using stacked rib method shown plan Batch cut six time Select medium medium-hard balsa ribs wood thats too soft will split during assembly thickness rib material matches scale width rib taping 15 feet wing appears have taped ribs Scale purists may add rib stitching think lifes too short Test fit spar holes rib section spar material Use nail file enlarge too tight fit should loose enough rib will slide easily over spar tight enough make good CyA glue joint tedious work watching TV may help get through youve ever built Goldberg kit youll recognize wing structure double spars inside ribs no sheeting Actually method predates Mr Goldberg its closer structure original 54C Clearly blatant plagiarism Goldberg Thomas Select spars straight arrow cant find perfectly straight spar material local hobby shop cut sheet balsa Slip ribs over front spar spacing ply-and-spruce Cowl frame attaches firewall four screws inside balsa nose bowl cham fered woodcarvers gouge before ing attached cowl frame 36 Model Aviation WINDSHIELD PATTERN /.me 1AB ply covering clamped cowl frame clothespin C-clamp rubberband available epoxy cures elevator rudder throttle servos mounted crosswise cockpit eleva tor servo center rudder servo bottom throttle servo mounted upside down left separate pair control cables runs half eleva tor pilot removed easy access approximately now refer plan Insert rear spar ribs inching along moving rib little time will take about 30 minutes ribs exactly aligned over plan Zap Hot Stuff spars deeply penetrating instant adhesives work wonderfully did Carl Goldberg get along Only 36 wing ribs go Add leading edge before inserting half ribs Round wing tips razor plane sanding block shown photos leading edges ailerons should rounded center curvature half elevator driven its own pair Proctor control cables rudder ca bles exit fuselage slightly ahead F9 tail skid moves rudder didnt think 1917 hinge line Cut A-in slot inboard end accept aileron torque tube Epoxy dowel inboard end torque tube drill pilot hole accept screw Epoxy torque tube place aileron coat lightly oil ply bearings will attach ply tube bearings place yet attached slide torque tube wing Epoxy Robart hinges place using Model Magic formula thick light fills gaps well surplus easily cut away Glue ply tube bearings place ribs Sand aileron structure flush rest wing using sanding block T-bar Notice rear spar runs through aileron rocker anns Youll have cut Continued page 151 strut end requires two brass fittings screw under strut seen attaches fitting wing 2-56 nut Loctite coated bolt hold strut fittings cables Proctor wires swages Bottom view showing removable hatch cooling duct lower wing mounting bolts clearance holes rear shock absorbing landing gear struts Making hatch removable gives access re ceiver battery fuel tank June 1991 37 Left A cooling duct behind engine cylinder head provides airflow unobtrusive exit hole bottom fuse airflow available through scale pressure relief slot cowl both cases air must flow over cylinder head before leaving cowl Note wheel collar ply bearing rear coil-sprung landing gear strut attached fuse Right Plastic guide tubes extend through FO fuse side support elevator control wires Similar guide tubes rudder located between stringers turtledeck Left Bottom view fuselage Classic flat-sided construction used lower wing attached four nylon bolts spruce blocks shown Note cooling duct exit hole lower left Right receiver attaches fuselage floor double-faced servo tape tenna runs through inner Nyrod tube lower wing receiver visible through cockpit preflight inspection stalling angle Russian planes remained clearly under control very low speed Obviously far air show stunt enables fighter rapidly reduce its speed combat opponent whizzes right past becomes target concept enhanced maneuverability through sophisticated use controls introduced Messerschmitt-Boelkow Blohm 1977 Rockwell entered game 1983 producing vectored thrust F-14 Tomcat flying test bed Construction X-31 began mid-1988 first two airplanes rolled out factory Palmdale California March 1990 flown October 11 year second X-3 1 flown German pilot January 19 1991 Building time shortened considerably using lots off-the-shelf parts landing gear Cessna Citation II General Dynamics F-16 canopy instrument panel digital displays F/A-18 Hornet Other parts LTV A-7 Corsair II Northrop F-5 F-20 Bell/Boeing V-22 tilt-rotor VTOL wing design borrowed MBB experimental European Fighter Aircrafts clipped double-delta planform designers also made liberal use advanced materials X-3 1 Graphiteepoxy used much skin fuselage wings vertical tail thrust-deflector paddles carbon/carbon much aft fuselage covered aluminum/lithium Once initial phase flight test program has satisfactorily completed X-31s will used mock combat estimate effectiveness Enhanced Maneuverability devices will remain active airplane shut down other Later pair will engage simulated combat maneuvers current American fighters Theyll probably also tested against some Soviet fighters have collected during past few decades currently operated out secret test bases Nevada Specifications X-31 Wingspan 23 ft 10 length 43 ft 4 height 14 ft 7 wing area 226 sq ft empty weight 11410 lb design gross weight 15935 lb fuel load 4136 lb about 700 gallons jet fuel top speed about Mach 13 850 mph 40000 feet Such things cruising speed range little consequence research airplane Power GE F404 turbofan CS COMPETITION ENGINES NII CSG049NORMAL ABC 28K RPM$14200 CSG049SPEED ABC 35K RPM$14900 CSG081NORMAL ABC 27K RPM$14200 CSG081SPEED ABC 35K RPM$14800 CSG09NORMAL ABC 27K RPM$13700 CSG09SPEED ABC 35K RPM$14200 CSGiSPSPORT S BB 18K RPM$ 5500 CSG15NORMAL ABC 27K RPM$12900 CSG15SPEED ABC 37K RPM$13900 CSA15SPEED AAC 37K RPM$14900 CSD1STRDIESEL AAC 23K RPM$18900 CRC15TEAM RACE CARB DIESEL$ 5900 CSG212 ABC 18K RPM$12900 CSG21SPEED ABC 28K RPM$13900 CSG21NMARINE ABC 28K RPM$14900 CSG602 ABC 2- 18K RPM$15500 CS1TUNEDPIPE 049-081$ 2900 C59TUNEDPIPE 09$ 3100 C52TUNEDPIPE 15-2140$ 3900 CSHGLOWPLUGS 049-15$ 399 CSRSPEEDPAN 049-09$ 3995 CSWSPEEDPAN 15-21$ 4895 CSPCARBON RACE OR FAI PROPS$ 1475 ALL ENGINES ARE TEST RUN BEFORE THEY LEAVE THE FACTORY GUALITY OF WORKMANSHIP ANTYI YOUNGSTERS SPECIAL SS 15 UC DIESEL $2775 CS iSP UC GLOW $4775 MUST BE UNDER 16 YEARS OLD FOR THIS SPECIAL PLEASE! CNAUB WI Must have expiration date ne rated 16000 pounds So youve got Flat turns will thing 1990s Skid around hearts content instructor screams just tell him read about Model Aviation course keeps yelling youre own Though might consider swatting him rolled-up copy issueonce youve landed come complete stop shut down engine purchased flying school Scout/Andersen Continued page 37 spar two places order install rocker arms Slip arms through cuts repair spar gluing doubler over cut regions Epoxy screw rocker arms torque tube Finish wing structure adding %2 sheeting around rocker arm area Holy cowl cowl built frame NEW HIGH PERFORMANCE HIGH TECH ENGINES FOR THE 90s ABC DUAL BALL BEARING SCHNUERLEI RPM FIGURES ON FAI FUEL 0 NITRO NITROGEN GAS HARDENED STEEL CRANK BRONZE BUSHED HIGH PERFORMANCE ALUMINUM ALLOY RODI CIRCLIP WRIST PIN MAT FINISHED ALUMINUM CRANKCASE FOR BETTER COOLINGI NEW HIGH TECH ENGINES FOR THE 9OsII 21 MARINE & 80 2x2 COME WITH CARB ALL OTHER ENGINES EXCEPT 15TR COME WITH UC VENTURI & NEEDLE VALVE ASSEMBLY A & 15 ENGINES COME WITH BUTTONHEAD TYPE GLOW PLUG ALL ENGINES EXCEPT 1SP-1STR & 80 COME WITH ALUMINUM SPINNER THE 21N HAS GROOVE FOR BELT START NEW CS PULSE JET ENGINES ALL STAINLESS STEEL CONSTRUCTION NO MOVING PARTS TO WEAR OUT USE REGULAR GASOLINE EASY START SJP-1 28 LBS THRUST $18075 SJP-2 51 LBS THRUST $21575 NEW 15 COMBAT SPECIAL AND 40 QUICKEE 500 SPECIAL SEND IN YOUR REQUEST SEND NO MONEY YOU WILL BE NOTIFIED WHEN AVAILABLE SEND MAIL ORDERS TO CHEROKEE HILL SOUTH AERO ENGINES LTD 2914 BUCKLEY AVE LAKE WORTH FL 33481 407-965-8150 FROM 8PM TO 9PM EXCLUSIVE CS DISTRIBUTOR DEALER INQUIRIES INVITED SEND $500 FOR SHIPPING & HANDLING COD ADD $450 FLORIDA RESIDENTS ADD 6% SALES TAX CHECK OR MONEY ORDER two rings A-in ply A-in hardwood stringers rear frame attached firewall four screws accessible long screwdriver engine muffler installed Install A-in ply spacers behind rear ring cabane struts landing gear attach firewall gaps between spacers space also allows trimming cowl flush fit against firewall Build frame first Align D triangle before slow-setting epoxy has hardened Cut single length V16 ply about r frame Apply slow-setting epoxy frame beginning seam bottom wrap ply around Clamp ply place lots rubberbands C-clamps old frequency pins clothespins what have Remove clamps epoxy has cured Trim A6 ply frame cut away lower part frame shown plan allow room muffler Fit cowl firewall ADVANCED AERO PRODUCTS VS & Os SLWASS 120 CAll ON WNF7E EON IEDVUATI3N ANN ULlEAl SM ADVANCED 0000 POOCAJCTS NT NON 390-C AlAilO TX 75003 014 924-3940 June 1991 151 ZENOAH SACHS-DOLMAR & QUADRA ENGINES ERCOUPE TOMAHAWK & J-3 KITTEN KITS ZINGER ft DYNATHRUST PROPS FUEL TANKS Carbon-Fiber Arrowshafts Ceconite ft Glue DGA & MGA PILOTS Send $100 catalog JIM MESSERS QUALIlY MODEL PRODUCTS ValleY View Dr Box 43 Allegany NY 14706 ATTN HELl PILOTS! INTRODUCING HELl-PADTM serves MAINTENANCE PAD 20 Sguare Magnetic Al Surface Prevents Loss Metal Pieces STARTING PAD Keeps Helicopter Dirt & Scratch Free PRACTICE PAD Ideal Reference Tool Practicing Autos Hovenng Etc Printed 1f High-vlsi lily Neon 0range Light Weight CAJrab/e Non-Slip Accommodates 30-60 Size $1495 S/H Ghici MO MIC VISA OK -,, PIT PATIO__ TX RES ADD 6% SALES TN MIlL ToIMAGE PRODUCTS PO BOX 566125 DEPT AS TEXAS 75356 214 699-1234 trimming required nose bowl cut four pieces 1 3/8-in balsa sheet Since most- hobby shops dont carry balsa thickness youll probably have glue two 34-in sheets together inside cowl must chamfered before its glued cowl frame woodcarvers gouge works well After gluing nose bowl place test fit cowl firewall engine installed nose bowl strikes cylinder head trim inside Cut paper template plan round outside nose bowl razor razor plane Use template ensure uniform roundness Cut pressure relief slot lower right side cowl glow plug starter clip should reach glow plug through hole Test whether does enlarge hole necessary coolheaded engine cooling system works follows Propwash enters front cowl creating buildup compressed air inside cowl compressed air escapes cowl through three routes Some air leaks around muffler some passes out pressure-relief slot remainder exits through cooling duct behind engine cylinder last two cases air must first flow over engine cylinder head before leaving cowl block airflow around behind cylinder two sheet balsa baffles installed cowl alongside very close engine cylinder retrospect Im sure baffles necessary estimate half air entering cowl flows over engine head Note cooling better cowl its off have never flown airplane cowl off dont recommend cooling duct behind firewall see photo plans made two sheets /32 balsa Control cables used scale control system because its simplest option available elevator cables require plastic tube guide through former F8 fuselage side Use section thin throttle cable tubing installing shown plan photograph Glue guide place fillet baking soda CyA cut tubes flush fuselage surface THE AIRPLANE FACTORY INC 1880 PINEVIEW MANDEVILLE LA 70448 R/C Combat N Crash Resistant V idea $1295 pp post paid LIST $89 95 1-800-264-7840 Kombat 40 member quick building exiremely durable Armadillo series Made aluminum polypropelyne no foam can assembled engine mounted radio installed hour NoThing ertra buy provide 4 channel radio 25-40 engine supply everything else great spoits plane fully aerobatic bolt-on symmetrical wing pre-hinged pre-finished red blue orange yellow compared other almost ready fly designs take 10-12 hours longer complete Kombat 40 true winner ORDER YOURS TODAYI Trainer Version available $7495 rudder cables exit through stringers front former F9 hold cable guides add small piece 3/ balsa between stringers location shown Dont worry about paint clogging tubes can cleared pin Test guides threading length Proctor control cable through verify dont restrict cable motion under tension Remove cable add top bottom stringers Control cables attached Du-Bro threaded couplers Proctor swages Loop cable through coupler swage crimp swage wire cutter Use metal devises rather nylon ones tail end control cables theyll tolerate undoing trips field Prevent devises turning using 2-56 nut lock washer Use nylon devises servo end since dont require jam nut Mount elevator rudder throttle servos standard servo tray installed crosswise cockpit Glue balsa blocks 1A-in ply faces fuselage walls screw servo tray ply face Mount dummy pilot ply base same way position higher cockpit recommend Williams Bros quarter-scale pilot Williams Bros pilots run smaller average quarterscale size will fit -scale model Attach pilots base screws allows access servos removing pilot rather wings opinion model pilot sometimes looks better static display Sport Scale contest rules require pilot flight static display photos show both ways What think Mount throttle servo upside down servo tray aligns cable straight shot throttle Dope Just say yes model has much surface area keeping finish extremely lightweight critical wings covered Sig Koverall attached nitrate dope Cover bottom first add small filet white glue alongside rib will assure fabric wont pull away undercambered rib sheeted parts fuselage covered lightweight silkspan open structure fuselage tail heavyweight silkspan used three coats dopea base coat nitrate coat clear butyrate sanded remove fuzz top coat color Prime metal parts such axle tail strut nitrate dope Unlike butyrate nitrate adheres well metal Butyrate however does bond well nitrate Paint tail strut tail skid separately painted assembled tail should weigh no five ounces prototypes color scheme taken cover August/September 1963 issue Air Progress magazine painted roundels first masking off vinyl electrical tape spraying 152 Model Aviation T-Shirts $l295pp Sport Flying Flys hour N 820 CRANDALLIROAYDONN rge see ion o emoc ro e irp anes e pro essiofla jMILISTED BELOWIn Business since 1973 PRICES SUBJECT TO CHANGE WITHOUT NOTICE IS JUST FEW OF THE MFG WE STOCK HOURS MONDAYTHRUTHURSDAY9 5PM FRIDAY 9AM-2PM CLOSED SATURDAY & SUNDAY E 812 366-3141 AJUSTO JIG AMBROID ARCO RUBBERBANDS BRIDI DAVEYS SYSTEMS COVERITE DEVCON O REM EL DU-BRO DY NA Fl LITE FOX FUTABA GOLDBERG GAS MODEL PROD HALLCO HOBBYPOXY HOT STUFF K & B MFG SIG SA ITO STAFFORD AIRCOUPE $9995 SONIC-TRONICS STERLING SULLIVAN TOP FLITE YSENGINES LANI ER MILLER NORTHEAST_ ZINGER PROPS complete lIsting etcplease send stamped self-address enve lope DEALERS WANTED F K KITS arf/9berLaSjS1 $11995 Stafford STAFFORD KITS AVAILABLE SHORTLY B24 TWIN COMANCHE COMANCHE & MOR& EAA ACRO SPORT scA C spoft PA ERN FOP 50 ENO 506 Ship FtO sAsAIspsucscoNtRuc ON SOC OP Chionsocow PAN SwNOSHCO white blue red turn khaki brown color also sprayed prepared mixing quart Sig chocolate brown pint Sig olive drab dope thinned 11 gave cowl several coats butyrate sanding sealer sanded well sprayed coat Cub yellow coated entire cowl Bob Dively liquid masking film drew checkerboard pattern pen cut X-Acto knife peeled off other square masking film sprayed thinned Fokker red Finally removed remaining masking film sprayed cowl two wet coats clear butyrate gloss Dont drink Loctite end wing strut requires nested pair brass fittings fitting closest wing attachment point brace wires other fitting connects strut Bend latter U-shape attach both fittings hardwood block wing single screw Bolt second fitting wing strut 2-56 nut bolt prevent vibration loosening nut flight coat bolt sweetGIANT SCALE FLYIN ups vOLUME 1- Scale entertainment helpful hints vOLUME 2-Mid Atlantic Ducted Fan Jet Show tape $1995 shipping & handling Virginia residents add 90e sales tax Send money order check COD AIRPLANE VIDEO CO PO Box 8577 e Norfolk VA 23503 480-1553 TI-US IS THE ROUTE FOt ThE JEW kiETRO 5UBUJAi? .... AFTER HOURS CALL WE MIGHT BE HERE THANKS FOR YOUR BUSINESS BILL & JOYCE IIj turn printer airfoil plotter FOILED AGAIN! PLOT AIRFOILS IN ANY CHORD UP TO 24 INCHES MODtFY THICKNESS CAMBER & TRAILING EDGE PLOT SKIN THICKNESS FOR SHESFED WINGS ENTER DATA EASILY VIA INTELLIGEN EDITOR USERFRIENDLY MENU-DRIVEN OPERATION INCLUDES 18-PAGE ILLUSTRATED USER MANUAL $4500 . @10. pinS 10Cm IfllaOhtjeiOI e dm0 @50045 000i40 WMPCIXTIST OIPUW CeOpotop 0440 ,0o peP 004 eooaPA pSe typo 0111 04400 s5000 5W 15 SOlO 11V 00100 CYGNET Software 714 496 6961 24843 Del Prado #141B Dana PoInt CA 92629 LANDER INDUST VISA 1005 19TH ST CT HAYRE MONTANA 69501 406-265-6529 BUILDING BOARD 24 x 48 5 mci Frt 30 x 48 5 mci Frt 24 x 66 5 mci Frt 24 x 72 5 mci Frt CANADIAN ORDERS ADD 25% Build slraighf withouf Spending fortune durable high density 1/2' pin surface bonded ba 3/4' heavy warp free base straight rue work surface fhat will last years years June 1991 153 FULL BODY PILOT KIT Contains pilot head hands boota helmet cap goggles tull templates easy instruc tions Easy assemble tiniah Some simple sewing required Fully positionable too Nb #2061/6 scale995 #2O5-1/s scale1095 #204-h scale1195 #203-R scale1795 DARNED GOOD AIRMEN Lightest pilots available Lifelike vinyl latex rubber Build Sportsman Barnstormer Full Body Bus LJ BUST PILOT KIT Contains pilot head helmet sport cap goggles jacket Easy assemble finish P110 #lO8-/a scale NEW 695 #1061/6 scale 795 #lO51/s scale #104-/4 scale. 995* some #1031/3 scale. 1595cimpla sewing required JET PILOT KIT Pilot has molded jet helmet Contains lace mask osygen hose Extreme ly Realistic Weighs less / oz Piee #308-/s scale 695 #3O71/ scale 795 ORDERING INSTRUCTIONS See dealer tirst order direct Add $100 shipping NYS residents add 7% tax Send check money order CODS OK Send $100 br catalog See Dealer acid Dollar direct order handling tasting Loctite 242 Threadlocker Loctite requires 24 hours set however wait long before flying Wing brace wires Proctor No 203 stranded wire equivalent fish leader Stranded wire has annoying tendency unravel can checked treating wire drop Zap Hot Stuff before cutting brace wires pulled just tight enough take up slack tension unnecessary stress No adjustable turnbucldes used theyre too expensive dont contribute scale appearance Note lift wires landing wires double cross wires cabane struts interplane struts single Bind latter cross point single loop thread apply drop CyA prevents metal-to-metal electrical noise rear pair lift wires runs unattached through fuselage fitting passes through fuselage exits other side up strut fitting other wing forward pair lift wires merely loops around landing gear strut firewall Similarly landing wires loop around cabane struts Check Pitots door [v32][b-1-10-1-10]]1 MOWNG LET US KNOW WHERE YOU ARE GOINGI move please jet us know advancesix weeks re qujred change address Attach current MA mailjng label check approprjate box mail Subscription DeI I at/on 1810 Samuel Morse Dr Reston VA 22090 Pt Model Avi Check approprjate boxenclose payment SUBSCRIPTION GE OF ADDRESS 1Non-AMA-member subscription rates $1800 12 months US addresses US Schools $900 $1350 elsewhere including Canada Mexico $2900 Payment must check ormoneyarder US funds drawn US bank NameI AddressI City/State__________________________________________________[v33][b13882199162918800]]ZIP ______________ L. lAviation 1810 Samuel Morse Dr Reston VA 22090 4 Model Aviation few tips improve scale accuracy higher static scores sport Scale contests Paint upper wing brackets tail nylon bolt head Recess bolt heads lower wing Fill holes modeling clay paint clay bolt can removed later pushing screwdriver clay Use two ribs rather center upper wing remove covering between ribs gives appearance two wings bolted together Add scale Pitot tube interplane strut shown scale views AMA rules require removable flight Dont ask Add scale machine gun sight shown scale views Make gun balsa blocks aluminum tubing Make sight soda straw Push antenna wing during static display Dont forget pull out again before flying Make own wheels wood automobile fuel line tubing scale diameter 5% can claim points craftsmanship accuracy outline Different strokes might want substitute large four-stroke engine 05 90 two-stroke Four-strokes require upright mounting airflow two-strokes also need two Rubber r Muffler Don Lowe RCM set-up hss shown 6 dB drop sn very lIttle RPM toss Brian Lee R/C Reportjeers None.it never cracked spik melted came looae anything just hung ate noise Howard Crispin Sound Model Aeronautics dropped almost 6 db.the engine will turn tew hundred SPIt more.Ouite impressive Now Two Sizes up to49 size $249j List $3405 6 SE 206th Pt Postsge handling Fsee t WA 98031 Cheoks o Mossy Ositess ONLYSA 400 PM2081 854-8053 KSB FUEL SHUTOFF TIMERS Again now available $1750 Shipping $250 up toO units Over 6 add 35 Exclusive Importer jY FA Model Supply CARSON TORRANCE CA50510CARSON CA 90745 TEL 12131 830-8839 eeuuu u-ufTOuLS 5 pc Masters Set 1/8 3/1 6 1/45/15 3/8 1698 3 pc Builders Set 3/181/45/16 $ 998 See Dealer Cataloger 10 Order Tools Call US pay br Cull no U S Canada 407 254-0516 905 N Harbor City tlvd Melbourne FL 32935 Dealer/Dlstrlbuier Inquirisa Iselted Fonda Res Add 5% Sales Tao Losing control can night mare wrong response given command can take its toll model nerves wallet Radio South know feel about hobby too avid RC enthusiasts nearly half century combined experience ILGAIN Futaba KRAFT RAD Free Order Line Orders Only Please 1-800-962-7802 CONTROl ling radio repair So avoid inflated repair costs undue service time Radio South ______________________________________________ fast economical inhouse radio service can depend Radio South customer satisfaction isnt just motto Its way life Let us put back control repair information 904 434-0909 5524 N Palafox Pensacola FL 32503 inches space prop firewall makes things complicated suggest add second firewall two inches behind Fl mounting 05 120 Surpass Enya 120 Make cutout Fl equal front view engine use two separate wires front cabane struts nonscale cutout fselage behind Fl will needed cylinder head Block off airflow cowl except over cylinder engine Angle muffler straight down between Fl new firewall glow plug now under top wing remote glow plug jack such Headlock will required try please let know works out calculations show 05 108 two-stroke engine will also fit cowl Turn tune check out reliable engine absolutely necessary Scale model Since 54C has great deal built-in headwind youll trouble engine quits sky above runway behind model doesnt glide very far Always break tune engine sport airplane prop muffler fuel intend use engine completely checked out install Tommy changing anything No need speed Crosswind ground handling poor crosswind tends pass under upwind wing tips roll downwind always take off land directly wind means steering rudder holding wings P&7PgDAIPGPAT PLOTS Scde Drafting crid Sccrviinq Services 3 Views D-TECI4 SYSTEMS ct*g l0o 22 lox 101-14 * Carterville II 62910 6189802223 level ailerons have little experience learn sport airplane taking off landing strong crosswind aileron response sluggish elevators sensitive rudder turn sharply quickly must bank ailerons kick tail around rudder Practice skill altitude youll need during landing theres turbulence large elevator rudder needed control very low airspeeds during taxiing sensitive higher speeds rudder effective plane can flown using ailerons can snap-roll rudder alone throttle has little effect airspeed plane flies slowly regardless throttle setting power merely permits greater rate climb Tall vertical maneuvers require extra kick momentum get faster plane case theyre scale since full-size 54C oaly 80 horsepower Nevertheless loops rolls graceful Try Chandellea climbing 180 0-degree turn wings held level used coordination training Tommy other airplanes period Turn rud der using opposite aileron hold wings level elevator hold constant rate climb might also want learn retournment renversement de scribed Rickenbackers book Fighting Flying Circus Doubleday 1965 Baf fle flight judges calling maneuvers period namesie spin vrille circle virage Except totally calm air its unsafe land 54C engine low idle would Pattern plane Instead trim plane climb full throttle approach field about quarter throttle using throttle elevator control rate descent Apply bit up elevator 10 feet altitude remains keep wings level aileron control June 1991 155 rA LEGEND IN ITS OWN TIME Production over 43 years Remember Control Line Simple airplanes no starter no radio problems dont relive yesteryears helping neighbor own child fly control line again FOX 35 stunt first sold 1948 made anniversary model available its 40th year Now its 43rd will want ever FOX MANUFACTURING Co 5305 Towson Ave mith AR 72901 L 501 646-1656 501 646-1757 WOODWORKING MACHINERY POWERMATIC JET ARTISAN 304 562-3538 also have PO Box 536Y icane WV 25526 watch craft settle Reduce throttle after plane ground rolling along Coming stop hardest part Steer rudder maintain heading directly wind until plane comes full stop tail comes down angle attack wings will above stall angle creating lots drag loss directional stability Pilots full-size airplane would suddenly apply full up elevator point gun engine dig tail skid sod Since thats practical model must rely headwind propwash aid rudder steering Dont let frighten worst can happen says bigger better applications easily interchange 20 Cubic Inch engine A&M Aircraft size power get phenomenal 5x5x5 3 lbs little guy puts out 4 r 8000 horsepower mere $300 Gas $275 Glow Call tax today order Suggested Propeller Sizes 18x8 18x6-10 l8xlO18x8x14 20x6-10 plane will flip over its back speed low point damage unlikely prettiest maneuver touch go Its slow floating glide gentle touchdown long ground roll graceful lift-off have character thats unique old biplanes Youll hear people say goes real airplane Im happy tell qualified 1990 Scalemasters 54C building flying model gives much pleasure its given project will have success Please write care Model Aviation tell about adventures Ill respond letter need help Ill answer iWThzWizLttiii-wm m iwia lesa mwffla GAS IIIdILVfr7H htHHmQ New Generahon 20 Cubic Inch A&M Aircraft Sachs Dolmar buy A&M Aircraft youre buying best Plus Sales tax applicable Free freight pre-pa d orders check money order A&MAiujwr INC 428McArthu So e 02 Ca TX75007 214/242464 Fax2l4/242 1378 questions best canE RC Electrics/Kopski Continued page 39 conversionalthough cant imagine anyone would want Anyway Electric Fleet lists $9995 Romey Bukolt Mr Concept himself tells can buy em local hobby shop mail order providers like Tower direct Concept 2906 Grandview Blvd Madison Wisconsin 53713 lamenting lack large Electric kits can now experience some relief regard Im now trying decide just can schedule kit bench Next John Sermos Sermos Connectors recently showed some new things hes got works item already available tool aid contact installation removal now-famous Sermos connectors device insertion/extraction tool lists $500 will have photo handy accessory near future John also has under development some new mounting accessories connectors studying two approaches mounting Sermos connectors models surface charger connector interface have some samples try out its still winter fly Incidentally may both interested surprised learn professionally John ice skating coach has over years helped young figure skating stars Electric meets popping up over Ill list some info have right Frank Korman President Dallas Electric Aircraft Fliers advises DEAF will hold its first Electric competition Sunday May 26 Eastfield Community College Dallas Texas strictly AMA events meet scheduled include No 610 No 618 past DEAF has held annual fun flys will again later year info early serious meet can contact CD Jack Hamilton 11216 Sesame St Dallas TX 75238 Tel 214/348-4669 Next up Lehigh Valley Radio Control Society Pennsylvania meet June 8 9 Ive attending LVRCS Electric meet several years great fun fly lots easygoing activity plenty prizes info can contact Ellis Grumer 321 Aurora St Phillipsburg New Jersey 08865 Tel 908/859-0969 June 29 30 dates ninth annual Electric RC Fly-In sponsored Puget Sound Electric Model Flyers Boeing Kent Space Center Field Kent Washington year PSEMF will offer prizes trophies Most Aerobatic Best Scale Longest Flight 156 Model Aviation THE MAGIC MAGNET BUILDER finest model building equipment manufactured 9/ Aadf0 4heiw hoi#.&Aw* Maauae4aw 4 aeaf A4sAwh/ dealer order direct 500A Magic Magnet Builder contains 16x48 Steel Base Plate 30 Magnets 10 stands $ 9450 500B Master Magic Magnet Builder contains 16 x 48 Steel base plate 60 Magnets 10 stands 10 Vert press 10 steps 10 rib holders 40 sets nuts & bolts$16895 503B Base Plate Extension 16x 16 Steel Base plate building giants$ 2695 501A Unassembled Magnets 10 pak$ 1195 SOiB Assembled Magnets 10 pak$2200 502 Stands 10 uprights primarily doe fuselage assy$ 950 504 Vertical press 5 pak holding spars leading trailing edges position$ 995 505 Steps 5 pack adjustable leading & trailing edge positioning$ 995 506 Rib Holder 10 pak Use magnet building faster$ 995 507 R&R rool Magnet Mover$ 1 75 J LIND COMPANY 3151 Caravelle Dr. Lake Havasu City AZ 86403 1453-7970 L Send self addressed Stamped envelope tor catalog products M/C sa accepted K Smaller Better K
Edition: Model Aviation - 1991/06
Page Numbers: 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 151, 152, 153, 154, 155, 156
NO OCR TEXT NO OCR TEXT hooch put scratchy old Bix record Victrola stack balsa get ready start cutting will enjoyable airplanes youve ever built fact its cats pajamas Would Red Baron bounce idea using coil-sprung landing gear model occurred flying fifthscale Fokker Triplane Its gear similar type used struts rigid Youd hear shuddering clunk unyielding gear hit ground expected forward strut buckle abuse surprise aft strut bent instead Apparently rearward landing force greater upward force Since forward speed airplane greater downward speed stands reason did full-size airplanes era have axles allowed small amount upward travel answer lies slow landing speedsonly six miles per hour fifth-scale equivalence Since models must land faster greater rearward shock absorption needed solution allow forward struts swing backward slightly upward attaching J-bolts firewall rear struts have coil springs inside fuselage anchored plywood bearings middle fuselage sides springs will compress landing allowing axle rotate rearward upward mostly rearward Play rear struts achieved cutting small openings point enter fuselage provides good tolerance rearward throw over two inches possible before damage will occur Compare upward-only throw /2 no rearward motion whatsoever scale shock chords used Touchdowns silent obviously 30 Model Aviation Although landing gear looks stiff designed flex rearward upward rear struts have coil springs hidden inside original S4C aircraft trainers high-performance fighters de- fuselage engine cooled both signed gentle handling nimble aerobatics wide-apart landing gear long fuselage scale cutout cowl unseen air large tail gave exceptionally good ground handling planes era duct propeller 14 x 6 Zinger Left S4Cs dapper lines bright markings capture essence Twenties Right generous wing areanearly 10 square feet makes slow flight floating glide Touch goes particularly nice insignia late WW Army Air Service Aileron control w wnn rimeuporm syrnem Pushrods fuselage drive rocker arms rroctor control wires guide rudder wings can removed maintenance wing torque tubes elevator Just full-size version WhIle repair mahogany strut attaches rocker arms rotate ailerons Its simple theyre extremely effective huge control sur- 2-56 nut bolt single screw effective scale Clevises pushrod faces require some discretionfull rud- receiver antenna extends through ends provide convenient field adjustment der full speed can cause snap roll lower wing Push static display ihotucisfiorse Scout S4C David P Anderson 4BLA RIBS ALUMTUB jOFTBLOCK - BAL IWET QBALR 5AL2R&IET gQBPLbp ~BALA PRR xBRLA LE TRINGER PROCTOR 2O3 ACONTROL CRBLE LSA &iEET Q890 FIIE WAIL - 2 CYCj BALbA C9PR Y4Q BALbP *R R WING -4 -4 PLY INNER INNER& OUTER RING I8IEET \ / BRR TUBE WHEL -P~ SPAR - * - 1ARE FdOIO OrACE 6 5PINR5 GRANDFA1NER A5PGEON MATER gg4 71E GRtAr WAR QRL&A 1E 7 k I EFILA BLOCK rear landing gear strut moat diffi cult part S4C build attaches landing gear metalwork completed front strut axle hole Coils rear strut provide up 2 end axle end will receive cotter pin rearward upward flex wire blackto retain wheel wheels made ened baking oven something wood automobile fuel line tubing authors wife hadnt planned 7 F cushioned little tendency bounce wheel strikes before other model isnt wrenched off course Begin making landing gear bending front struts cross braces Use Breiten coil bender equivalent dont try bend heavy wire pliers vise Position pieces front struts over plans make sure theyre true correct necessary axle A-in brass tube hole end Sand wires axle solder will applied Apply solder flux lightly coat areas solder Again lay parts over plans holding place alligator clips clothespins Fuse joint hot soldering iron Dont wrap joints wire point simply want hold everything together next step assembly Making rear struts completed cabane strut landing gear strap screwed ply support wing mahogany strut decorative wing wires functional difficult part projectits hard get angles lengths just right Fortunately theres comfortable margin error Bend coil first leaving plenty excess wire either end Bend angle about 50 less shown plans Make other bends Place piece over plans check out angles either incorrectly bent throw away try again youre satisfied legs bent correctly temper wires heating about 20 minutes 5000 F oven Shut off heat remove UG FLY WOOD C- KVOP YSSE GOLOBERS 2AA NOT GROAN IS RESISTS TIP STALLS 530 CIA NINA SOLDERNOTE BOLTCUTOUTS IURDIA MUSICLOCADON STRUT-RAKE 2TUTU BALSA US SALSA CR OS-HOSUE IUIB PLT WITHIUIB FLU CUTOUT AFTER ASSEMALS-AU/4 BALI IU JTTlUG TUTU COOLING WALL IOTCT-UTT TUTV REARUBOLSWOUD SORE IT2DA ARE WASHER lUG CIA AMASS TUBEAND SOLDER WITH 7UT2 DIG MUSICAGE WIRE INSIDEFUSELFRONT VIEW wires oven has cooled room temperature heat will relax internal tension caused bending greatly strengthen wires relaxation process will also bend coil another 50 thats bent hort After hardwood top ply bottom have added tail piece latter taped place 7A2 hole drilled through entire structure cabane struts assembled sol dered directly over plan scorching top cabane strut vertical part paper J-bolted Fl F3 plugs ply support wing hor Since accurate alignment important as- izontal part held same support sembly done over plan Carl Goldberg nylon landing gear strap 32 Model Aviation Full-Size Plans Page 203 04 P 0*000 RING -OUTER RING CH COW U LARGE SHEET -C REMOVE OTTER ASSEMBLY -308 BALSA UPPER COWER /I SOB RALSA NOTE MAP ING OBBT AGGIABLE EROM REPLA-TEER NTERN4TIONAL OTEER SOURCES ARE ADS RRAABESA-AYA0NEBT ISNR IAMB CAl NACS PLANS MBSORO NERVOC R SCHHESI ION MIRER DOWEL EPOHY TO FIN NIOHSALOA 114 BALSA SHEETOrAMILIDERSHEETELEOATOR CONTROL CAWLE 04 NA MALSA ROUND ALL EDGES MOTTOES B MRE MODEL AVIATION THOMAS MORSE SCOUT 54C DESIGNED BY DAVID P ANDERSEN TRACING BY JOE DEMANCO ALL BIONTS RESERVED O OIC BRASS SHEER WINO SYBUT OOIONRASS SHEETHONG7ADD RIS BLOCON SYBOT ETTINO-INIAFTHE ROSY MaCOH0/I151ACE/ AlTONODE THE ENS OF EACH HTHoDELE ATOR[I / CLAMPSCOWL NOSE BLOCKSTOOJIRES ONE OF GUER ETS HO HS SUREIPROETNO NDER -003 aLUMSUSRINACONTROL WOODAIBMON RSEHEB04 BALSA SOlO MATOGANOHEREWARM MACE 2HREET- GOLDBERG 100CABANE SORLYS STRAP104 BALSATO IS ROUNDEDECEVATUR THROW DOWN BOLT WEBWINS STROD NOTE STRUTSGREETDO NOT TAPERRASPER TRROM 3 LEFT MINOR -LOERTITEARE MADE FROM 50W MAROBANT CORAL IN -_________________________AN MALNA D ATft IAlL RON TRROMFRONT STRUTS ABE 10-102 CONS 102 MINIMOMREAR STRUTS BRE ONSIOUSS BALSASMEES IF IN LOWERBBIUMCL OH0515ffOPTIONAL VOCUALUM--PIN ACCMIPWEN MW WILLIAMS BROSOR 5104 CALSO STRINGEHRUDDER HORN 5132 BALSANUN PILOTFOAM RUBMORPLACE AFTER CONTROL CABLES5011 lOIN PLOSREETTEADRESTRROAN LEATHERORE NSTOLCED S TESTEDBALSA,J 7 cOWL COVER N 0 ION BALSA K OC 55ISTESTRINGERS OMITTED030 BALSA FCC BETWEENHOELBODOS R CI CO ELAHIST ECGTST DIVBIRCR UDDER 4IASCOT-- OWELMACBA -CjF-I OIF-NF-NilFAIIIFTFMPOSHEET-N soIIO-AN BAMMH RBMEASEB -DOME I-I\-tF-HOAPLOM~ - V MHSR _ _ SULLIVAN 11STIFFENER____ TPORHM BRAWN iI lOIN PLY-H-IN NO TANO~1S0BIY4BALSB----I - /11 0BEARINA00 WBAS Al -ABRbUSSARICCEB B- ___________BHLSAA MACCO FLIART SECLO-YI1OS FAHE SIDERABBEE NCUE BR CRAB -___________ii NYLOS GUIDE____ IIIirAREA-IN TRAY___V---- 1DOBES - LY BLUE C-IIEOCLAR j~MINES OH RRRA EBEBES1LRH FUSE MIADE CLI I MEIWS R BRISRA FASELAlCEII300104 BALSAFASELUSM 1 -SMEET CMICCMTABSW I--il 11- HUWCBH1OzrzT i4lSA-LAMERMIIIPROEBY DOT- _____U C-MATT1W -RBRGHNSTIFFENERHOP AOR -- 0SNARTAOH-~j _______ L~~-CONTROL CABLOULUE I ___ SHCDMERS 1003052 MW STEERAMLE 2 12VDSLL51 -SOLON MOLT TA CNN IS II_H--0 IL -TO BRSAER SW 5032IYR BALSADUBRO3BB TMTWR 032 POT BHER BATONIoO/3032 BALSA BOTTOMSWEET SIDESYOTE ASE UAM NUTBALSA TOIL BLOCH SNACKETWIRE W0MHOMMMOE ___________________EPOST 7FLOOR -ATT4CR TOlOAD LOCH WASRER IOU MACNAI I7RING00 i0N BALSA HREET DOUBLERONALLTAULCEOOOGTOP OIEW I4NOT SNAWNICOT AFTER ASSEMBLY 7 CSNOHBOIARUSICFUSELAGE SIDE VIEW Q-WIRE LANDING OEAR ITRUE LENATH OF LANDING OOAR HIV3NVH SHEET OP 3 Clean tin axle end wire Prop up whole landing gear assembly weights clamps strips wood Check angles against plans making sure gear correctly positioned Wrap joints well copper wire solder gear place Bind solder intersection cross braces will prevent metal-to-metal electrical noise Cut length /s2 music wire slip inside axle tube Dont omit step brass tube alone isnt strong enough plywood fairings will added after trial fitting landing gear fuselage Just like Comet kitwell almost fuselage uses classic constructionflat sides bulkheads lots stringers Select wood identical density grain sides sides must equal stiffness fuselage remains straight ends brought together Cut out formers add enginemounting blind nuts landing gear firewall Fl trial fit aileron servos F2 add guide tubes F5 cabane struts should assembled over plans J-bolted F 1 F3 Lay right fuselage side flat elevated surface epoxy firewall Fl former F2 place Fit landing gear strut ply bearing fuselage side before epoxy sets Add tank Secure F2 dab silicone gluenot too much will difficult remove Add formers F3 F4 F5 F6 F7 fuselage still its side add stabilizer clamped pinned place fuselage epoxied tail piece Waxed paper prevents accidental gluing fuselage fin rudder added next June 1991 33 other side inserting rear leg its bearing Pile weight old 12-volt starting battery works well hold side place Epoxy large gusset hard balsa spruce firewall joints Glue wellthis high-stress joint Temporarily pull sides together rear before glue sets should meet accurately adjust necessary Release rear fuselage allow glue dry Add wheel collars ends rear struts project fuselage keep struts pulling out bearings Add remaining formers triangular block rear end fuselage stringers added later Allow glue cure Thereby hangs tail used oldfashioned stick technique tail surfaces Cover plan waxed paper assemble parts over pin down glue dries Remove hinge pins Klett hinges coat lightly oil prevents glue jamming hinges during installation Note leading edges rudder elevator halves beveled point V2IGO L4B SA SHEETMAPLE // IF7V TAPER AND MOANS AS MEAUIS UPPEF WING IASSEMBLE ENC WINS ON Lro,iuFLAT BUILDINGJASS-SHIM AS SHOWN IGO I/A 5/A MAPLEBALSA TAPEB II\ II BS SHIM Iiji OMINA CSNGTBSCTERj VS I/Z MAPLE STRUT ATTACH-FLASH WITH TSP SAMFACE SF WINS 3/IB BA II FA I/O BALSA S/lB BALSA SHEET LOWER I/4 051 OLE OTHAT ATTACH FLOSH WITH TSP SO ACE OF WINS MOTE AT SAT WINS BIBS STACKB S STOCK HALO SHEET TOGETHER WITH SOABL HHH H Ho K hinge gap especially elevator should airtight Epoxy pin hinges place way make tail piece well kind weird Add plywood bolt bearer top fuselage block Glue top bottom pieces end piece using fuselage alignment guide Tape end piece fuselage drill pilot hole vertically through entire assembly Remove end piece Enlarge hole fuselage lower ply part end piece Thread hole hardwood section -20 tap Reassemble end piece fuselage trial fit Carl Goldberg A-20 3-in nylon bolt 34 Model Aviation Trial fitting one-piece K&S streamlined tubing tail strut strut flattened ends center drilled screwed tail piece bolted stab 9$ removable tail held place dowel inserted F9 nylon bolt below Quick-disconnect devises used control cable Prince Charming searches Cinderella trying tail lost ball Field assemblyone nylon bolt six devisestakes 1 mm 30 sec aging prince doesnt have bend over wing tip rounded razor plane sanding block outer rib cut down half thickness forward spar FAI SCALE NOTE USE 2 CENTER RIBS I2R APART-LEAVE OREN OAFy BETWEEN TRER 12R PLY CABANE ATTACRAACNT-LNEER SPAS RARE TIllS TAUT FIT ANT EPOXY FROM Full-Size Plans Available. See Page 203 124 324 BALSA SBSR02 124 MAPLE STRUT ATTACS /FLUSH WITR BOTTOM -/1Ifl7TL I2I7IKK2L UTIir TUB LS OFFBLUE 3232 BALSA SHEETBOTTOM OF TSP H BOTTOM BETWEEN RIBSTH S RB ADO AFTER RBOIER ABMS ARE N PLBO B METER ULSA RIBS-IIH% 124 BALSA STIFFENER WRITE 28 PLY CABAHE02A IAE SAMOA ATTACH\ 2 I2UOB ERR IIBALSA SPAR L STRUT ATTACBASMRT II I--C REAR BRACE OR PLO ARE BALSACUT SPAR HEF AFTER ASSEMB ESSEINSTAL RCCR 1 ARM AVE REAl ARACE ANT T IS SHEETINO 4 BALSA LEAVINS FESE wv/ REAM SPAR RORTS AGAINST BOTTOM OF FUSE SIDE 0 / OAR BALSA SHEET ~ 1] / EPOXY BOWEL INTO TAME-AVE WOPA 324 BALSA SHEET-ABS AFTER AILERON LEVER IS INSTALLEE EPARRARE FASELAHI O4 I22 SARI BALSA BRACE 04 4 22 RARE BALSA BRACE RIVELE V NOTCHES ITS VIA NOLON 24 VIA ALUM PARADE T VBE\ TB PLO COAT 4EV / \il [ / SAL LENENO OF IEPOOTTUBEJITOPAOE~A~lS/ IINPLACE[ITUBELY 45 B / 3IR52W 22 3T1R RALE RIBSIUTA1012 BARE 20SPARSPAR 3216 BEVIUB BALSA RIBS RARE VI PLUS 2 FOR AlL 1 124 UPPER WING RIB PATTERN BILL 9232 ROLE FOB TURSUE RPA CLEARANCE 124 122 BARE BALSA I CUT OFT N TAPER HOOT RIBN 3210 RALSA SHEET V4SO HARE BALSA SPAR INNER NOBUE FOR ANTENNA WIRE PA 22 MAPLE 32IR SO HARE BALSA BOBART2 SAPER HINSE PAINT 3I04 122 BALSA / SHEET SBEET [I II i-I---- ISHIR AS REASI ATTACH WITH MODEL MARC EPOXY09 SHIM jIi NOTE COVER RINAS WITH SIA ROUERALL N BOPE INDER WITH AS SILRMON H E ULOWER RAND OIHEL 2LAPAER EACH TIP MECEIOEB A/ATE NM KSR 55 IA BALSA RB 22APRREE 52R BALSA BREE 0F cICQIQIQI ATTERN 3216 RULETV PARS RARE 19 O HARE 326 BULSA SHEET RISS LOWER WING RIB PATTERN SHEET 2 OP MODEL AVIATION THOMAS MORSE SCOUT S4C DESIGNED BY DAVID P ANDERSEN TRACING BY JOE DEMARCO RESERVES Straighten up dry right Place waxed paper over tail saddle area covering parts fuselage proper hardwood section tail piece Position stabilizer check alignment Lay stick across cabane struts sight along surface stab rear should see two parallel lines Correct alignment necessary trimming fuselage sides Clamp pin stab place fuselage epoxying hardwood top piece Cut hinge slot rudder tail piece add fin rudder Align fin placing yardstick alongside up against fuselage Glue rounded A-in dowel fin-stabilizer corner must also fit hole former F9 Puddle epoxy around dowel form fillet close gaps Rough cut tail cone blocks triangular shapes Set place mark outline former F9 softtipped pen Plane sand blocks shape Hollow out refine contours additional planing necessary give final sanding Glue blocks place tail strut made K&S streamlined aluminum tubing Flatten center needle-nosed pliers drill screws fasten bottom June 1991 35 EAEISS FESE ARING H BALSA EET RIBS PA MEVIUM BALSA PATTERN VS TOP USE Left aileron rocker arms epoxied screwed torque tubes requires cutting rear spar wounded spar repaired doubler after rocker arm assembly Right Slotted sheeting added around rocker arms after aileron assembly Full-Size Plans Available Page 203 COOLINO DUCT3200 PLYWOOD OUTLETBEVEL AFTER INSTALLATION RISATLEFT SIDESIDE BOTTOM HATCH o /32 SOFT BALSA SHEET-MAKE 2-WET OUTSIDE BEPO AND ATTACH WITH CYA PAIRING ERN DUCT TAPE FRAME SIS CELLOLOSE-IYW SOFT ACETATEBALSA BLOCK / HEADREST PATTERN 1A32 PLYWOOD MAKE 4 SANDWICH LA WIRE BETWEEN WITH IFLEDIBLEI MODEL MADI EPOAT K] COCKPIT CUTOUT PATTERN FUSELAGE NUMBERS HA BALSA SR F-B LA STRUT SHONT PIECES OF PATTERNPLASTIC TOWED AROWDOD PROP PAINT ON TRIM SOLD OH RHON UPPER WINO AUATAALE LINK RIGHT AlL DERVO HERE AILONTNWHEEL SIDE AFTSCALE ELLER CONTROLCUT OUTS FOR SCRCWDRIVER HODLEFT AlL SERVOACCESS TO SERVO MOUNTINO HERE WHEEL SIDESCREWS AFT BOLT LUCATION REAR ///CARANE K SALLIVAN H PH PLYWOOD 407 FOEL TANK SOLDER LINK-CLEARANCE BALSA OFEET FOR REAR 0 STRUT THROTTLE CABLEF- 2____________________________ F-4 S F-S 0 OS BALSA SHEET UP ELSA UP ELKS LEFT SIDE AIRIlY ASK HJSKWRRUD -N DAWN ELK ~SONN ELKS - RINIR SINILEFT SIDE PLASHID SANIS AS SABLE DUINIS 34 5K IAB BALSA SHEET CUT OUT 15A PLYWOOD F-9 NOTE ARE PROCTOR WRADE WIRE PAR RIRBIHOALL ENOAGA IS REIWSE SLAKE SASS WREN-TAP OP FORWARD WING STRAY TO BASE AF PORWARS LAGAItRI REAR STRAY DOABLE WIBEN- FANELARE READ LOWER NINA ROAR TA TAP OF HEAR WIRN STRUT 0 DOUBLE WIREN-BASE OF REAR WING STRAY TA YAP OF REAR DABANE STRUT DOABLE WIRER-BANE OF FORWARD NINA STRUT OFRAT S SIRALS WIRE NOWLE GALE VERTIDALUT TA P NIRRLE WIRE-ORANSED BETWEEN WING STRAYN SPECIFICATIONS SCALEAR YR BArlOW BIRD SPANS0 AlSO AREA1387 RUIN FUSELAGELESATSRN SEIGOY-R1O LBS RADIO AAASSEL-SSERUW SHRINEAS RE DAYDLE RBIEFT MODEL AVIATION THOMAS MORSE SCOUT S4C DESIGNED BY DAVID P ANDERSEN TRACING BY 10E DEMARCO tail piece outer ends also flattened bolted stab 2-56 nuts bolts Fit 5trut remove until painting has completed DonRt omit tail strut functionally necessary pitch control stab must rigid control cables work correctly steerable tail skid Du-Bro tail wheel bracket screwed bottom tail piece must cut small notch rear portion order clear tail strut Substitute %2 wire tail wheel wire enlarging hole bracket accept Form tail skid wire except lowest bend Insert bracket last bend fit bracket fuselage top end wire should fit bottom rudder Harden inside hole coat CyA cyanoacrylate adhesive tail skid wire rests hole being glued permits removal entire tail skid assembly Remove now Youll replacing after painting has completed Only 84 wing ribs go Cut 84 wing ribs half ribs using stacked rib method shown plan Batch cut six time Select medium medium-hard balsa ribs wood thats too soft will split during assembly thickness rib material matches scale width rib taping 15 feet wing appears have taped ribs Scale purists may add rib stitching think lifes too short Test fit spar holes rib section spar material Use nail file enlarge too tight fit should loose enough rib will slide easily over spar tight enough make good CyA glue joint tedious work watching TV may help get through youve ever built Goldberg kit youll recognize wing structure double spars inside ribs no sheeting Actually method predates Mr Goldberg its closer structure original 54C Clearly blatant plagiarism Goldberg Thomas Select spars straight arrow cant find perfectly straight spar material local hobby shop cut sheet balsa Slip ribs over front spar spacing ply-and-spruce Cowl frame attaches firewall four screws inside balsa nose bowl cham fered woodcarvers gouge before ing attached cowl frame 36 Model Aviation WINDSHIELD PATTERN /.me 1AB ply covering clamped cowl frame clothespin C-clamp rubberband available epoxy cures elevator rudder throttle servos mounted crosswise cockpit eleva tor servo center rudder servo bottom throttle servo mounted upside down left separate pair control cables runs half eleva tor pilot removed easy access approximately now refer plan Insert rear spar ribs inching along moving rib little time will take about 30 minutes ribs exactly aligned over plan Zap Hot Stuff spars deeply penetrating instant adhesives work wonderfully did Carl Goldberg get along Only 36 wing ribs go Add leading edge before inserting half ribs Round wing tips razor plane sanding block shown photos leading edges ailerons should rounded center curvature half elevator driven its own pair Proctor control cables rudder ca bles exit fuselage slightly ahead F9 tail skid moves rudder didnt think 1917 hinge line Cut A-in slot inboard end accept aileron torque tube Epoxy dowel inboard end torque tube drill pilot hole accept screw Epoxy torque tube place aileron coat lightly oil ply bearings will attach ply tube bearings place yet attached slide torque tube wing Epoxy Robart hinges place using Model Magic formula thick light fills gaps well surplus easily cut away Glue ply tube bearings place ribs Sand aileron structure flush rest wing using sanding block T-bar Notice rear spar runs through aileron rocker anns Youll have cut Continued page 151 strut end requires two brass fittings screw under strut seen attaches fitting wing 2-56 nut Loctite coated bolt hold strut fittings cables Proctor wires swages Bottom view showing removable hatch cooling duct lower wing mounting bolts clearance holes rear shock absorbing landing gear struts Making hatch removable gives access re ceiver battery fuel tank June 1991 37 Left A cooling duct behind engine cylinder head provides airflow unobtrusive exit hole bottom fuse airflow available through scale pressure relief slot cowl both cases air must flow over cylinder head before leaving cowl Note wheel collar ply bearing rear coil-sprung landing gear strut attached fuse Right Plastic guide tubes extend through FO fuse side support elevator control wires Similar guide tubes rudder located between stringers turtledeck Left Bottom view fuselage Classic flat-sided construction used lower wing attached four nylon bolts spruce blocks shown Note cooling duct exit hole lower left Right receiver attaches fuselage floor double-faced servo tape tenna runs through inner Nyrod tube lower wing receiver visible through cockpit preflight inspection stalling angle Russian planes remained clearly under control very low speed Obviously far air show stunt enables fighter rapidly reduce its speed combat opponent whizzes right past becomes target concept enhanced maneuverability through sophisticated use controls introduced Messerschmitt-Boelkow Blohm 1977 Rockwell entered game 1983 producing vectored thrust F-14 Tomcat flying test bed Construction X-31 began mid-1988 first two airplanes rolled out factory Palmdale California March 1990 flown October 11 year second X-3 1 flown German pilot January 19 1991 Building time shortened considerably using lots off-the-shelf parts landing gear Cessna Citation II General Dynamics F-16 canopy instrument panel digital displays F/A-18 Hornet Other parts LTV A-7 Corsair II Northrop F-5 F-20 Bell/Boeing V-22 tilt-rotor VTOL wing design borrowed MBB experimental European Fighter Aircrafts clipped double-delta planform designers also made liberal use advanced materials X-3 1 Graphiteepoxy used much skin fuselage wings vertical tail thrust-deflector paddles carbon/carbon much aft fuselage covered aluminum/lithium Once initial phase flight test program has satisfactorily completed X-31s will used mock combat estimate effectiveness Enhanced Maneuverability devices will remain active airplane shut down other Later pair will engage simulated combat maneuvers current American fighters Theyll probably also tested against some Soviet fighters have collected during past few decades currently operated out secret test bases Nevada Specifications X-31 Wingspan 23 ft 10 length 43 ft 4 height 14 ft 7 wing area 226 sq ft empty weight 11410 lb design gross weight 15935 lb fuel load 4136 lb about 700 gallons jet fuel top speed about Mach 13 850 mph 40000 feet Such things cruising speed range little consequence research airplane Power GE F404 turbofan CS COMPETITION ENGINES NII CSG049NORMAL ABC 28K RPM$14200 CSG049SPEED ABC 35K RPM$14900 CSG081NORMAL ABC 27K RPM$14200 CSG081SPEED ABC 35K RPM$14800 CSG09NORMAL ABC 27K RPM$13700 CSG09SPEED ABC 35K RPM$14200 CSGiSPSPORT S BB 18K RPM$ 5500 CSG15NORMAL ABC 27K RPM$12900 CSG15SPEED ABC 37K RPM$13900 CSA15SPEED AAC 37K RPM$14900 CSD1STRDIESEL AAC 23K RPM$18900 CRC15TEAM RACE CARB DIESEL$ 5900 CSG212 ABC 18K RPM$12900 CSG21SPEED ABC 28K RPM$13900 CSG21NMARINE ABC 28K RPM$14900 CSG602 ABC 2- 18K RPM$15500 CS1TUNEDPIPE 049-081$ 2900 C59TUNEDPIPE 09$ 3100 C52TUNEDPIPE 15-2140$ 3900 CSHGLOWPLUGS 049-15$ 399 CSRSPEEDPAN 049-09$ 3995 CSWSPEEDPAN 15-21$ 4895 CSPCARBON RACE OR FAI PROPS$ 1475 ALL ENGINES ARE TEST RUN BEFORE THEY LEAVE THE FACTORY GUALITY OF WORKMANSHIP ANTYI YOUNGSTERS SPECIAL SS 15 UC DIESEL $2775 CS iSP UC GLOW $4775 MUST BE UNDER 16 YEARS OLD FOR THIS SPECIAL PLEASE! CNAUB WI Must have expiration date ne rated 16000 pounds So youve got Flat turns will thing 1990s Skid around hearts content instructor screams just tell him read about Model Aviation course keeps yelling youre own Though might consider swatting him rolled-up copy issueonce youve landed come complete stop shut down engine purchased flying school Scout/Andersen Continued page 37 spar two places order install rocker arms Slip arms through cuts repair spar gluing doubler over cut regions Epoxy screw rocker arms torque tube Finish wing structure adding %2 sheeting around rocker arm area Holy cowl cowl built frame NEW HIGH PERFORMANCE HIGH TECH ENGINES FOR THE 90s ABC DUAL BALL BEARING SCHNUERLEI RPM FIGURES ON FAI FUEL 0 NITRO NITROGEN GAS HARDENED STEEL CRANK BRONZE BUSHED HIGH PERFORMANCE ALUMINUM ALLOY RODI CIRCLIP WRIST PIN MAT FINISHED ALUMINUM CRANKCASE FOR BETTER COOLINGI NEW HIGH TECH ENGINES FOR THE 9OsII 21 MARINE & 80 2x2 COME WITH CARB ALL OTHER ENGINES EXCEPT 15TR COME WITH UC VENTURI & NEEDLE VALVE ASSEMBLY A & 15 ENGINES COME WITH BUTTONHEAD TYPE GLOW PLUG ALL ENGINES EXCEPT 1SP-1STR & 80 COME WITH ALUMINUM SPINNER THE 21N HAS GROOVE FOR BELT START NEW CS PULSE JET ENGINES ALL STAINLESS STEEL CONSTRUCTION NO MOVING PARTS TO WEAR OUT USE REGULAR GASOLINE EASY START SJP-1 28 LBS THRUST $18075 SJP-2 51 LBS THRUST $21575 NEW 15 COMBAT SPECIAL AND 40 QUICKEE 500 SPECIAL SEND IN YOUR REQUEST SEND NO MONEY YOU WILL BE NOTIFIED WHEN AVAILABLE SEND MAIL ORDERS TO CHEROKEE HILL SOUTH AERO ENGINES LTD 2914 BUCKLEY AVE LAKE WORTH FL 33481 407-965-8150 FROM 8PM TO 9PM EXCLUSIVE CS DISTRIBUTOR DEALER INQUIRIES INVITED SEND $500 FOR SHIPPING & HANDLING COD ADD $450 FLORIDA RESIDENTS ADD 6% SALES TAX CHECK OR MONEY ORDER two rings A-in ply A-in hardwood stringers rear frame attached firewall four screws accessible long screwdriver engine muffler installed Install A-in ply spacers behind rear ring cabane struts landing gear attach firewall gaps between spacers space also allows trimming cowl flush fit against firewall Build frame first Align D triangle before slow-setting epoxy has hardened Cut single length V16 ply about r frame Apply slow-setting epoxy frame beginning seam bottom wrap ply around Clamp ply place lots rubberbands C-clamps old frequency pins clothespins what have Remove clamps epoxy has cured Trim A6 ply frame cut away lower part frame shown plan allow room muffler Fit cowl firewall ADVANCED AERO PRODUCTS VS & Os SLWASS 120 CAll ON WNF7E EON IEDVUATI3N ANN ULlEAl SM ADVANCED 0000 POOCAJCTS NT NON 390-C AlAilO TX 75003 014 924-3940 June 1991 151 ZENOAH SACHS-DOLMAR & QUADRA ENGINES ERCOUPE TOMAHAWK & J-3 KITTEN KITS ZINGER ft DYNATHRUST PROPS FUEL TANKS Carbon-Fiber Arrowshafts Ceconite ft Glue DGA & MGA PILOTS Send $100 catalog JIM MESSERS QUALIlY MODEL PRODUCTS ValleY View Dr Box 43 Allegany NY 14706 ATTN HELl PILOTS! INTRODUCING HELl-PADTM serves MAINTENANCE PAD 20 Sguare Magnetic Al Surface Prevents Loss Metal Pieces STARTING PAD Keeps Helicopter Dirt & Scratch Free PRACTICE PAD Ideal Reference Tool Practicing Autos Hovenng Etc Printed 1f High-vlsi lily Neon 0range Light Weight CAJrab/e Non-Slip Accommodates 30-60 Size $1495 S/H Ghici MO MIC VISA OK -,, PIT PATIO__ TX RES ADD 6% SALES TN MIlL ToIMAGE PRODUCTS PO BOX 566125 DEPT AS TEXAS 75356 214 699-1234 trimming required nose bowl cut four pieces 1 3/8-in balsa sheet Since most- hobby shops dont carry balsa thickness youll probably have glue two 34-in sheets together inside cowl must chamfered before its glued cowl frame woodcarvers gouge works well After gluing nose bowl place test fit cowl firewall engine installed nose bowl strikes cylinder head trim inside Cut paper template plan round outside nose bowl razor razor plane Use template ensure uniform roundness Cut pressure relief slot lower right side cowl glow plug starter clip should reach glow plug through hole Test whether does enlarge hole necessary coolheaded engine cooling system works follows Propwash enters front cowl creating buildup compressed air inside cowl compressed air escapes cowl through three routes Some air leaks around muffler some passes out pressure-relief slot remainder exits through cooling duct behind engine cylinder last two cases air must first flow over engine cylinder head before leaving cowl block airflow around behind cylinder two sheet balsa baffles installed cowl alongside very close engine cylinder retrospect Im sure baffles necessary estimate half air entering cowl flows over engine head Note cooling better cowl its off have never flown airplane cowl off dont recommend cooling duct behind firewall see photo plans made two sheets /32 balsa Control cables used scale control system because its simplest option available elevator cables require plastic tube guide through former F8 fuselage side Use section thin throttle cable tubing installing shown plan photograph Glue guide place fillet baking soda CyA cut tubes flush fuselage surface THE AIRPLANE FACTORY INC 1880 PINEVIEW MANDEVILLE LA 70448 R/C Combat N Crash Resistant V idea $1295 pp post paid LIST $89 95 1-800-264-7840 Kombat 40 member quick building exiremely durable Armadillo series Made aluminum polypropelyne no foam can assembled engine mounted radio installed hour NoThing ertra buy provide 4 channel radio 25-40 engine supply everything else great spoits plane fully aerobatic bolt-on symmetrical wing pre-hinged pre-finished red blue orange yellow compared other almost ready fly designs take 10-12 hours longer complete Kombat 40 true winner ORDER YOURS TODAYI Trainer Version available $7495 rudder cables exit through stringers front former F9 hold cable guides add small piece 3/ balsa between stringers location shown Dont worry about paint clogging tubes can cleared pin Test guides threading length Proctor control cable through verify dont restrict cable motion under tension Remove cable add top bottom stringers Control cables attached Du-Bro threaded couplers Proctor swages Loop cable through coupler swage crimp swage wire cutter Use metal devises rather nylon ones tail end control cables theyll tolerate undoing trips field Prevent devises turning using 2-56 nut lock washer Use nylon devises servo end since dont require jam nut Mount elevator rudder throttle servos standard servo tray installed crosswise cockpit Glue balsa blocks 1A-in ply faces fuselage walls screw servo tray ply face Mount dummy pilot ply base same way position higher cockpit recommend Williams Bros quarter-scale pilot Williams Bros pilots run smaller average quarterscale size will fit -scale model Attach pilots base screws allows access servos removing pilot rather wings opinion model pilot sometimes looks better static display Sport Scale contest rules require pilot flight static display photos show both ways What think Mount throttle servo upside down servo tray aligns cable straight shot throttle Dope Just say yes model has much surface area keeping finish extremely lightweight critical wings covered Sig Koverall attached nitrate dope Cover bottom first add small filet white glue alongside rib will assure fabric wont pull away undercambered rib sheeted parts fuselage covered lightweight silkspan open structure fuselage tail heavyweight silkspan used three coats dopea base coat nitrate coat clear butyrate sanded remove fuzz top coat color Prime metal parts such axle tail strut nitrate dope Unlike butyrate nitrate adheres well metal Butyrate however does bond well nitrate Paint tail strut tail skid separately painted assembled tail should weigh no five ounces prototypes color scheme taken cover August/September 1963 issue Air Progress magazine painted roundels first masking off vinyl electrical tape spraying 152 Model Aviation T-Shirts $l295pp Sport Flying Flys hour N 820 CRANDALLIROAYDONN rge see ion o emoc ro e irp anes e pro essiofla jMILISTED BELOWIn Business since 1973 PRICES SUBJECT TO CHANGE WITHOUT NOTICE IS JUST FEW OF THE MFG WE STOCK HOURS MONDAYTHRUTHURSDAY9 5PM FRIDAY 9AM-2PM CLOSED SATURDAY & SUNDAY E 812 366-3141 AJUSTO JIG AMBROID ARCO RUBBERBANDS BRIDI DAVEYS SYSTEMS COVERITE DEVCON O REM EL DU-BRO DY NA Fl LITE FOX FUTABA GOLDBERG GAS MODEL PROD HALLCO HOBBYPOXY HOT STUFF K & B MFG SIG SA ITO STAFFORD AIRCOUPE $9995 SONIC-TRONICS STERLING SULLIVAN TOP FLITE YSENGINES LANI ER MILLER NORTHEAST_ ZINGER PROPS complete lIsting etcplease send stamped self-address enve lope DEALERS WANTED F K KITS arf/9berLaSjS1 $11995 Stafford STAFFORD KITS AVAILABLE SHORTLY B24 TWIN COMANCHE COMANCHE & MOR& EAA ACRO SPORT scA C spoft PA ERN FOP 50 ENO 506 Ship FtO sAsAIspsucscoNtRuc ON SOC OP Chionsocow PAN SwNOSHCO white blue red turn khaki brown color also sprayed prepared mixing quart Sig chocolate brown pint Sig olive drab dope thinned 11 gave cowl several coats butyrate sanding sealer sanded well sprayed coat Cub yellow coated entire cowl Bob Dively liquid masking film drew checkerboard pattern pen cut X-Acto knife peeled off other square masking film sprayed thinned Fokker red Finally removed remaining masking film sprayed cowl two wet coats clear butyrate gloss Dont drink Loctite end wing strut requires nested pair brass fittings fitting closest wing attachment point brace wires other fitting connects strut Bend latter U-shape attach both fittings hardwood block wing single screw Bolt second fitting wing strut 2-56 nut bolt prevent vibration loosening nut flight coat bolt sweetGIANT SCALE FLYIN ups vOLUME 1- Scale entertainment helpful hints vOLUME 2-Mid Atlantic Ducted Fan Jet Show tape $1995 shipping & handling Virginia residents add 90e sales tax Send money order check COD AIRPLANE VIDEO CO PO Box 8577 e Norfolk VA 23503 480-1553 TI-US IS THE ROUTE FOt ThE JEW kiETRO 5UBUJAi? .... AFTER HOURS CALL WE MIGHT BE HERE THANKS FOR YOUR BUSINESS BILL & JOYCE IIj turn printer airfoil plotter FOILED AGAIN! PLOT AIRFOILS IN ANY CHORD UP TO 24 INCHES MODtFY THICKNESS CAMBER & TRAILING EDGE PLOT SKIN THICKNESS FOR SHESFED WINGS ENTER DATA EASILY VIA INTELLIGEN EDITOR USERFRIENDLY MENU-DRIVEN OPERATION INCLUDES 18-PAGE ILLUSTRATED USER MANUAL $4500 . @10. pinS 10Cm IfllaOhtjeiOI e dm0 @50045 000i40 WMPCIXTIST OIPUW CeOpotop 0440 ,0o peP 004 eooaPA pSe typo 0111 04400 s5000 5W 15 SOlO 11V 00100 CYGNET Software 714 496 6961 24843 Del Prado #141B Dana PoInt CA 92629 LANDER INDUST VISA 1005 19TH ST CT HAYRE MONTANA 69501 406-265-6529 BUILDING BOARD 24 x 48 5 mci Frt 30 x 48 5 mci Frt 24 x 66 5 mci Frt 24 x 72 5 mci Frt CANADIAN ORDERS ADD 25% Build slraighf withouf Spending fortune durable high density 1/2' pin surface bonded ba 3/4' heavy warp free base straight rue work surface fhat will last years years June 1991 153 FULL BODY PILOT KIT Contains pilot head hands boota helmet cap goggles tull templates easy instruc tions Easy assemble tiniah Some simple sewing required Fully positionable too Nb #2061/6 scale995 #2O5-1/s scale1095 #204-h scale1195 #203-R scale1795 DARNED GOOD AIRMEN Lightest pilots available Lifelike vinyl latex rubber Build Sportsman Barnstormer Full Body Bus LJ BUST PILOT KIT Contains pilot head helmet sport cap goggles jacket Easy assemble finish P110 #lO8-/a scale NEW 695 #1061/6 scale 795 #lO51/s scale #104-/4 scale. 995* some #1031/3 scale. 1595cimpla sewing required JET PILOT KIT Pilot has molded jet helmet Contains lace mask osygen hose Extreme ly Realistic Weighs less / oz Piee #308-/s scale 695 #3O71/ scale 795 ORDERING INSTRUCTIONS See dealer tirst order direct Add $100 shipping NYS residents add 7% tax Send check money order CODS OK Send $100 br catalog See Dealer acid Dollar direct order handling tasting Loctite 242 Threadlocker Loctite requires 24 hours set however wait long before flying Wing brace wires Proctor No 203 stranded wire equivalent fish leader Stranded wire has annoying tendency unravel can checked treating wire drop Zap Hot Stuff before cutting brace wires pulled just tight enough take up slack tension unnecessary stress No adjustable turnbucldes used theyre too expensive dont contribute scale appearance Note lift wires landing wires double cross wires cabane struts interplane struts single Bind latter cross point single loop thread apply drop CyA prevents metal-to-metal electrical noise rear pair lift wires runs unattached through fuselage fitting passes through fuselage exits other side up strut fitting other wing forward pair lift wires merely loops around landing gear strut firewall Similarly landing wires loop around cabane struts Check Pitots door [v32][b-1-10-1-10]]1 MOWNG LET US KNOW WHERE YOU ARE GOINGI move please jet us know advancesix weeks re qujred change address Attach current MA mailjng label check approprjate box mail Subscription DeI I at/on 1810 Samuel Morse Dr Reston VA 22090 Pt Model Avi Check approprjate boxenclose payment SUBSCRIPTION GE OF ADDRESS 1Non-AMA-member subscription rates $1800 12 months US addresses US Schools $900 $1350 elsewhere including Canada Mexico $2900 Payment must check ormoneyarder US funds drawn US bank NameI AddressI City/State__________________________________________________[v33][b13882199162918800]]ZIP ______________ L. lAviation 1810 Samuel Morse Dr Reston VA 22090 4 Model Aviation few tips improve scale accuracy higher static scores sport Scale contests Paint upper wing brackets tail nylon bolt head Recess bolt heads lower wing Fill holes modeling clay paint clay bolt can removed later pushing screwdriver clay Use two ribs rather center upper wing remove covering between ribs gives appearance two wings bolted together Add scale Pitot tube interplane strut shown scale views AMA rules require removable flight Dont ask Add scale machine gun sight shown scale views Make gun balsa blocks aluminum tubing Make sight soda straw Push antenna wing during static display Dont forget pull out again before flying Make own wheels wood automobile fuel line tubing scale diameter 5% can claim points craftsmanship accuracy outline Different strokes might want substitute large four-stroke engine 05 90 two-stroke Four-strokes require upright mounting airflow two-strokes also need two Rubber r Muffler Don Lowe RCM set-up hss shown 6 dB drop sn very lIttle RPM toss Brian Lee R/C Reportjeers None.it never cracked spik melted came looae anything just hung ate noise Howard Crispin Sound Model Aeronautics dropped almost 6 db.the engine will turn tew hundred SPIt more.Ouite impressive Now Two Sizes up to49 size $249j List $3405 6 SE 206th Pt Postsge handling Fsee t WA 98031 Cheoks o Mossy Ositess ONLYSA 400 PM2081 854-8053 KSB FUEL SHUTOFF TIMERS Again now available $1750 Shipping $250 up toO units Over 6 add 35 Exclusive Importer jY FA Model Supply CARSON TORRANCE CA50510CARSON CA 90745 TEL 12131 830-8839 eeuuu u-ufTOuLS 5 pc Masters Set 1/8 3/1 6 1/45/15 3/8 1698 3 pc Builders Set 3/181/45/16 $ 998 See Dealer Cataloger 10 Order Tools Call US pay br Cull no U S Canada 407 254-0516 905 N Harbor City tlvd Melbourne FL 32935 Dealer/Dlstrlbuier Inquirisa Iselted Fonda Res Add 5% Sales Tao Losing control can night mare wrong response given command can take its toll model nerves wallet Radio South know feel about hobby too avid RC enthusiasts nearly half century combined experience ILGAIN Futaba KRAFT RAD Free Order Line Orders Only Please 1-800-962-7802 CONTROl ling radio repair So avoid inflated repair costs undue service time Radio South ______________________________________________ fast economical inhouse radio service can depend Radio South customer satisfaction isnt just motto Its way life Let us put back control repair information 904 434-0909 5524 N Palafox Pensacola FL 32503 inches space prop firewall makes things complicated suggest add second firewall two inches behind Fl mounting 05 120 Surpass Enya 120 Make cutout Fl equal front view engine use two separate wires front cabane struts nonscale cutout fselage behind Fl will needed cylinder head Block off airflow cowl except over cylinder engine Angle muffler straight down between Fl new firewall glow plug now under top wing remote glow plug jack such Headlock will required try please let know works out calculations show 05 108 two-stroke engine will also fit cowl Turn tune check out reliable engine absolutely necessary Scale model Since 54C has great deal built-in headwind youll trouble engine quits sky above runway behind model doesnt glide very far Always break tune engine sport airplane prop muffler fuel intend use engine completely checked out install Tommy changing anything No need speed Crosswind ground handling poor crosswind tends pass under upwind wing tips roll downwind always take off land directly wind means steering rudder holding wings P&7PgDAIPGPAT PLOTS Scde Drafting crid Sccrviinq Services 3 Views D-TECI4 SYSTEMS ct*g l0o 22 lox 101-14 * Carterville II 62910 6189802223 level ailerons have little experience learn sport airplane taking off landing strong crosswind aileron response sluggish elevators sensitive rudder turn sharply quickly must bank ailerons kick tail around rudder Practice skill altitude youll need during landing theres turbulence large elevator rudder needed control very low airspeeds during taxiing sensitive higher speeds rudder effective plane can flown using ailerons can snap-roll rudder alone throttle has little effect airspeed plane flies slowly regardless throttle setting power merely permits greater rate climb Tall vertical maneuvers require extra kick momentum get faster plane case theyre scale since full-size 54C oaly 80 horsepower Nevertheless loops rolls graceful Try Chandellea climbing 180 0-degree turn wings held level used coordination training Tommy other airplanes period Turn rud der using opposite aileron hold wings level elevator hold constant rate climb might also want learn retournment renversement de scribed Rickenbackers book Fighting Flying Circus Doubleday 1965 Baf fle flight judges calling maneuvers period namesie spin vrille circle virage Except totally calm air its unsafe land 54C engine low idle would Pattern plane Instead trim plane climb full throttle approach field about quarter throttle using throttle elevator control rate descent Apply bit up elevator 10 feet altitude remains keep wings level aileron control June 1991 155 rA LEGEND IN ITS OWN TIME Production over 43 years Remember Control Line Simple airplanes no starter no radio problems dont relive yesteryears helping neighbor own child fly control line again FOX 35 stunt first sold 1948 made anniversary model available its 40th year Now its 43rd will want ever FOX MANUFACTURING Co 5305 Towson Ave mith AR 72901 L 501 646-1656 501 646-1757 WOODWORKING MACHINERY POWERMATIC JET ARTISAN 304 562-3538 also have PO Box 536Y icane WV 25526 watch craft settle Reduce throttle after plane ground rolling along Coming stop hardest part Steer rudder maintain heading directly wind until plane comes full stop tail comes down angle attack wings will above stall angle creating lots drag loss directional stability Pilots full-size airplane would suddenly apply full up elevator point gun engine dig tail skid sod Since thats practical model must rely headwind propwash aid rudder steering Dont let frighten worst can happen says bigger better applications easily interchange 20 Cubic Inch engine A&M Aircraft size power get phenomenal 5x5x5 3 lbs little guy puts out 4 r 8000 horsepower mere $300 Gas $275 Glow Call tax today order Suggested Propeller Sizes 18x8 18x6-10 l8xlO18x8x14 20x6-10 plane will flip over its back speed low point damage unlikely prettiest maneuver touch go Its slow floating glide gentle touchdown long ground roll graceful lift-off have character thats unique old biplanes Youll hear people say goes real airplane Im happy tell qualified 1990 Scalemasters 54C building flying model gives much pleasure its given project will have success Please write care Model Aviation tell about adventures Ill respond letter need help Ill answer iWThzWizLttiii-wm m iwia lesa mwffla GAS IIIdILVfr7H htHHmQ New Generahon 20 Cubic Inch A&M Aircraft Sachs Dolmar buy A&M Aircraft youre buying best Plus Sales tax applicable Free freight pre-pa d orders check money order A&MAiujwr INC 428McArthu So e 02 Ca TX75007 214/242464 Fax2l4/242 1378 questions best canE RC Electrics/Kopski Continued page 39 conversionalthough cant imagine anyone would want Anyway Electric Fleet lists $9995 Romey Bukolt Mr Concept himself tells can buy em local hobby shop mail order providers like Tower direct Concept 2906 Grandview Blvd Madison Wisconsin 53713 lamenting lack large Electric kits can now experience some relief regard Im now trying decide just can schedule kit bench Next John Sermos Sermos Connectors recently showed some new things hes got works item already available tool aid contact installation removal now-famous Sermos connectors device insertion/extraction tool lists $500 will have photo handy accessory near future John also has under development some new mounting accessories connectors studying two approaches mounting Sermos connectors models surface charger connector interface have some samples try out its still winter fly Incidentally may both interested surprised learn professionally John ice skating coach has over years helped young figure skating stars Electric meets popping up over Ill list some info have right Frank Korman President Dallas Electric Aircraft Fliers advises DEAF will hold its first Electric competition Sunday May 26 Eastfield Community College Dallas Texas strictly AMA events meet scheduled include No 610 No 618 past DEAF has held annual fun flys will again later year info early serious meet can contact CD Jack Hamilton 11216 Sesame St Dallas TX 75238 Tel 214/348-4669 Next up Lehigh Valley Radio Control Society Pennsylvania meet June 8 9 Ive attending LVRCS Electric meet several years great fun fly lots easygoing activity plenty prizes info can contact Ellis Grumer 321 Aurora St Phillipsburg New Jersey 08865 Tel 908/859-0969 June 29 30 dates ninth annual Electric RC Fly-In sponsored Puget Sound Electric Model Flyers Boeing Kent Space Center Field Kent Washington year PSEMF will offer prizes trophies Most Aerobatic Best Scale Longest Flight 156 Model Aviation THE MAGIC MAGNET BUILDER finest model building equipment manufactured 9/ Aadf0 4heiw hoi#.&Aw* Maauae4aw 4 aeaf A4sAwh/ dealer order direct 500A Magic Magnet Builder contains 16x48 Steel Base Plate 30 Magnets 10 stands $ 9450 500B Master Magic Magnet Builder contains 16 x 48 Steel base plate 60 Magnets 10 stands 10 Vert press 10 steps 10 rib holders 40 sets nuts & bolts$16895 503B Base Plate Extension 16x 16 Steel Base plate building giants$ 2695 501A Unassembled Magnets 10 pak$ 1195 SOiB Assembled Magnets 10 pak$2200 502 Stands 10 uprights primarily doe fuselage assy$ 950 504 Vertical press 5 pak holding spars leading trailing edges position$ 995 505 Steps 5 pack adjustable leading & trailing edge positioning$ 995 506 Rib Holder 10 pak Use magnet building faster$ 995 507 R&R rool Magnet Mover$ 1 75 J LIND COMPANY 3151 Caravelle Dr. Lake Havasu City AZ 86403 1453-7970 L Send self addressed Stamped envelope tor catalog products M/C sa accepted K Smaller Better K
Edition: Model Aviation - 1991/06
Page Numbers: 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 151, 152, 153, 154, 155, 156
NO OCR TEXT NO OCR TEXT hooch put scratchy old Bix record Victrola stack balsa get ready start cutting will enjoyable airplanes youve ever built fact its cats pajamas Would Red Baron bounce idea using coil-sprung landing gear model occurred flying fifthscale Fokker Triplane Its gear similar type used struts rigid Youd hear shuddering clunk unyielding gear hit ground expected forward strut buckle abuse surprise aft strut bent instead Apparently rearward landing force greater upward force Since forward speed airplane greater downward speed stands reason did full-size airplanes era have axles allowed small amount upward travel answer lies slow landing speedsonly six miles per hour fifth-scale equivalence Since models must land faster greater rearward shock absorption needed solution allow forward struts swing backward slightly upward attaching J-bolts firewall rear struts have coil springs inside fuselage anchored plywood bearings middle fuselage sides springs will compress landing allowing axle rotate rearward upward mostly rearward Play rear struts achieved cutting small openings point enter fuselage provides good tolerance rearward throw over two inches possible before damage will occur Compare upward-only throw /2 no rearward motion whatsoever scale shock chords used Touchdowns silent obviously 30 Model Aviation Although landing gear looks stiff designed flex rearward upward rear struts have coil springs hidden inside original S4C aircraft trainers high-performance fighters de- fuselage engine cooled both signed gentle handling nimble aerobatics wide-apart landing gear long fuselage scale cutout cowl unseen air large tail gave exceptionally good ground handling planes era duct propeller 14 x 6 Zinger Left S4Cs dapper lines bright markings capture essence Twenties Right generous wing areanearly 10 square feet makes slow flight floating glide Touch goes particularly nice insignia late WW Army Air Service Aileron control w wnn rimeuporm syrnem Pushrods fuselage drive rocker arms rroctor control wires guide rudder wings can removed maintenance wing torque tubes elevator Just full-size version WhIle repair mahogany strut attaches rocker arms rotate ailerons Its simple theyre extremely effective huge control sur- 2-56 nut bolt single screw effective scale Clevises pushrod faces require some discretionfull rud- receiver antenna extends through ends provide convenient field adjustment der full speed can cause snap roll lower wing Push static display ihotucisfiorse Scout S4C David P Anderson 4BLA RIBS ALUMTUB jOFTBLOCK - BAL IWET QBALR 5AL2R&IET gQBPLbp ~BALA PRR xBRLA LE TRINGER PROCTOR 2O3 ACONTROL CRBLE LSA &iEET Q890 FIIE WAIL - 2 CYCj BALbA C9PR Y4Q BALbP *R R WING -4 -4 PLY INNER INNER& OUTER RING I8IEET \ / BRR TUBE WHEL -P~ SPAR - * - 1ARE FdOIO OrACE 6 5PINR5 GRANDFA1NER A5PGEON MATER gg4 71E GRtAr WAR QRL&A 1E 7 k I EFILA BLOCK rear landing gear strut moat diffi cult part S4C build attaches landing gear metalwork completed front strut axle hole Coils rear strut provide up 2 end axle end will receive cotter pin rearward upward flex wire blackto retain wheel wheels made ened baking oven something wood automobile fuel line tubing authors wife hadnt planned 7 F cushioned little tendency bounce wheel strikes before other model isnt wrenched off course Begin making landing gear bending front struts cross braces Use Breiten coil bender equivalent dont try bend heavy wire pliers vise Position pieces front struts over plans make sure theyre true correct necessary axle A-in brass tube hole end Sand wires axle solder will applied Apply solder flux lightly coat areas solder Again lay parts over plans holding place alligator clips clothespins Fuse joint hot soldering iron Dont wrap joints wire point simply want hold everything together next step assembly Making rear struts completed cabane strut landing gear strap screwed ply support wing mahogany strut decorative wing wires functional difficult part projectits hard get angles lengths just right Fortunately theres comfortable margin error Bend coil first leaving plenty excess wire either end Bend angle about 50 less shown plans Make other bends Place piece over plans check out angles either incorrectly bent throw away try again youre satisfied legs bent correctly temper wires heating about 20 minutes 5000 F oven Shut off heat remove UG FLY WOOD C- KVOP YSSE GOLOBERS 2AA NOT GROAN IS RESISTS TIP STALLS 530 CIA NINA SOLDERNOTE BOLTCUTOUTS IURDIA MUSICLOCADON STRUT-RAKE 2TUTU BALSA US SALSA CR OS-HOSUE IUIB PLT WITHIUIB FLU CUTOUT AFTER ASSEMALS-AU/4 BALI IU JTTlUG TUTU COOLING WALL IOTCT-UTT TUTV REARUBOLSWOUD SORE IT2DA ARE WASHER lUG CIA AMASS TUBEAND SOLDER WITH 7UT2 DIG MUSICAGE WIRE INSIDEFUSELFRONT VIEW wires oven has cooled room temperature heat will relax internal tension caused bending greatly strengthen wires relaxation process will also bend coil another 50 thats bent hort After hardwood top ply bottom have added tail piece latter taped place 7A2 hole drilled through entire structure cabane struts assembled sol dered directly over plan scorching top cabane strut vertical part paper J-bolted Fl F3 plugs ply support wing hor Since accurate alignment important as- izontal part held same support sembly done over plan Carl Goldberg nylon landing gear strap 32 Model Aviation Full-Size Plans Page 203 04 P 0*000 RING -OUTER RING CH COW U LARGE SHEET -C REMOVE OTTER ASSEMBLY -308 BALSA UPPER COWER /I SOB RALSA NOTE MAP ING OBBT AGGIABLE EROM REPLA-TEER NTERN4TIONAL OTEER SOURCES ARE ADS RRAABESA-AYA0NEBT ISNR IAMB CAl NACS PLANS MBSORO NERVOC R SCHHESI ION MIRER DOWEL EPOHY TO FIN NIOHSALOA 114 BALSA SHEETOrAMILIDERSHEETELEOATOR CONTROL CAWLE 04 NA MALSA ROUND ALL EDGES MOTTOES B MRE MODEL AVIATION THOMAS MORSE SCOUT 54C DESIGNED BY DAVID P ANDERSEN TRACING BY JOE DEMANCO ALL BIONTS RESERVED O OIC BRASS SHEER WINO SYBUT OOIONRASS SHEETHONG7ADD RIS BLOCON SYBOT ETTINO-INIAFTHE ROSY MaCOH0/I151ACE/ AlTONODE THE ENS OF EACH HTHoDELE ATOR[I / CLAMPSCOWL NOSE BLOCKSTOOJIRES ONE OF GUER ETS HO HS SUREIPROETNO NDER -003 aLUMSUSRINACONTROL WOODAIBMON RSEHEB04 BALSA SOlO MATOGANOHEREWARM MACE 2HREET- GOLDBERG 100CABANE SORLYS STRAP104 BALSATO IS ROUNDEDECEVATUR THROW DOWN BOLT WEBWINS STROD NOTE STRUTSGREETDO NOT TAPERRASPER TRROM 3 LEFT MINOR -LOERTITEARE MADE FROM 50W MAROBANT CORAL IN -_________________________AN MALNA D ATft IAlL RON TRROMFRONT STRUTS ABE 10-102 CONS 102 MINIMOMREAR STRUTS BRE ONSIOUSS BALSASMEES IF IN LOWERBBIUMCL OH0515ffOPTIONAL VOCUALUM--PIN ACCMIPWEN MW WILLIAMS BROSOR 5104 CALSO STRINGEHRUDDER HORN 5132 BALSANUN PILOTFOAM RUBMORPLACE AFTER CONTROL CABLES5011 lOIN PLOSREETTEADRESTRROAN LEATHERORE NSTOLCED S TESTEDBALSA,J 7 cOWL COVER N 0 ION BALSA K OC 55ISTESTRINGERS OMITTED030 BALSA FCC BETWEENHOELBODOS R CI CO ELAHIST ECGTST DIVBIRCR UDDER 4IASCOT-- OWELMACBA -CjF-I OIF-NF-NilFAIIIFTFMPOSHEET-N soIIO-AN BAMMH RBMEASEB -DOME I-I\-tF-HOAPLOM~ - V MHSR _ _ SULLIVAN 11STIFFENER____ TPORHM BRAWN iI lOIN PLY-H-IN NO TANO~1S0BIY4BALSB----I - /11 0BEARINA00 WBAS Al -ABRbUSSARICCEB B- ___________BHLSAA MACCO FLIART SECLO-YI1OS FAHE SIDERABBEE NCUE BR CRAB -___________ii NYLOS GUIDE____ IIIirAREA-IN TRAY___V---- 1DOBES - LY BLUE C-IIEOCLAR j~MINES OH RRRA EBEBES1LRH FUSE MIADE CLI I MEIWS R BRISRA FASELAlCEII300104 BALSAFASELUSM 1 -SMEET CMICCMTABSW I--il 11- HUWCBH1OzrzT i4lSA-LAMERMIIIPROEBY DOT- _____U C-MATT1W -RBRGHNSTIFFENERHOP AOR -- 0SNARTAOH-~j _______ L~~-CONTROL CABLOULUE I ___ SHCDMERS 1003052 MW STEERAMLE 2 12VDSLL51 -SOLON MOLT TA CNN IS II_H--0 IL -TO BRSAER SW 5032IYR BALSADUBRO3BB TMTWR 032 POT BHER BATONIoO/3032 BALSA BOTTOMSWEET SIDESYOTE ASE UAM NUTBALSA TOIL BLOCH SNACKETWIRE W0MHOMMMOE ___________________EPOST 7FLOOR -ATT4CR TOlOAD LOCH WASRER IOU MACNAI I7RING00 i0N BALSA HREET DOUBLERONALLTAULCEOOOGTOP OIEW I4NOT SNAWNICOT AFTER ASSEMBLY 7 CSNOHBOIARUSICFUSELAGE SIDE VIEW Q-WIRE LANDING OEAR ITRUE LENATH OF LANDING OOAR HIV3NVH SHEET OP 3 Clean tin axle end wire Prop up whole landing gear assembly weights clamps strips wood Check angles against plans making sure gear correctly positioned Wrap joints well copper wire solder gear place Bind solder intersection cross braces will prevent metal-to-metal electrical noise Cut length /s2 music wire slip inside axle tube Dont omit step brass tube alone isnt strong enough plywood fairings will added after trial fitting landing gear fuselage Just like Comet kitwell almost fuselage uses classic constructionflat sides bulkheads lots stringers Select wood identical density grain sides sides must equal stiffness fuselage remains straight ends brought together Cut out formers add enginemounting blind nuts landing gear firewall Fl trial fit aileron servos F2 add guide tubes F5 cabane struts should assembled over plans J-bolted F 1 F3 Lay right fuselage side flat elevated surface epoxy firewall Fl former F2 place Fit landing gear strut ply bearing fuselage side before epoxy sets Add tank Secure F2 dab silicone gluenot too much will difficult remove Add formers F3 F4 F5 F6 F7 fuselage still its side add stabilizer clamped pinned place fuselage epoxied tail piece Waxed paper prevents accidental gluing fuselage fin rudder added next June 1991 33 other side inserting rear leg its bearing Pile weight old 12-volt starting battery works well hold side place Epoxy large gusset hard balsa spruce firewall joints Glue wellthis high-stress joint Temporarily pull sides together rear before glue sets should meet accurately adjust necessary Release rear fuselage allow glue dry Add wheel collars ends rear struts project fuselage keep struts pulling out bearings Add remaining formers triangular block rear end fuselage stringers added later Allow glue cure Thereby hangs tail used oldfashioned stick technique tail surfaces Cover plan waxed paper assemble parts over pin down glue dries Remove hinge pins Klett hinges coat lightly oil prevents glue jamming hinges during installation Note leading edges rudder elevator halves beveled point V2IGO L4B SA SHEETMAPLE // IF7V TAPER AND MOANS AS MEAUIS UPPEF WING IASSEMBLE ENC WINS ON Lro,iuFLAT BUILDINGJASS-SHIM AS SHOWN IGO I/A 5/A MAPLEBALSA TAPEB II\ II BS SHIM Iiji OMINA CSNGTBSCTERj VS I/Z MAPLE STRUT ATTACH-FLASH WITH TSP SAMFACE SF WINS 3/IB BA II FA I/O BALSA S/lB BALSA SHEET LOWER I/4 051 OLE OTHAT ATTACH FLOSH WITH TSP SO ACE OF WINS MOTE AT SAT WINS BIBS STACKB S STOCK HALO SHEET TOGETHER WITH SOABL HHH H Ho K hinge gap especially elevator should airtight Epoxy pin hinges place way make tail piece well kind weird Add plywood bolt bearer top fuselage block Glue top bottom pieces end piece using fuselage alignment guide Tape end piece fuselage drill pilot hole vertically through entire assembly Remove end piece Enlarge hole fuselage lower ply part end piece Thread hole hardwood section -20 tap Reassemble end piece fuselage trial fit Carl Goldberg A-20 3-in nylon bolt 34 Model Aviation Trial fitting one-piece K&S streamlined tubing tail strut strut flattened ends center drilled screwed tail piece bolted stab 9$ removable tail held place dowel inserted F9 nylon bolt below Quick-disconnect devises used control cable Prince Charming searches Cinderella trying tail lost ball Field assemblyone nylon bolt six devisestakes 1 mm 30 sec aging prince doesnt have bend over wing tip rounded razor plane sanding block outer rib cut down half thickness forward spar FAI SCALE NOTE USE 2 CENTER RIBS I2R APART-LEAVE OREN OAFy BETWEEN TRER 12R PLY CABANE ATTACRAACNT-LNEER SPAS RARE TIllS TAUT FIT ANT EPOXY FROM Full-Size Plans Available. See Page 203 124 324 BALSA SBSR02 124 MAPLE STRUT ATTACS /FLUSH WITR BOTTOM -/1Ifl7TL I2I7IKK2L UTIir TUB LS OFFBLUE 3232 BALSA SHEETBOTTOM OF TSP H BOTTOM BETWEEN RIBSTH S RB ADO AFTER RBOIER ABMS ARE N PLBO B METER ULSA RIBS-IIH% 124 BALSA STIFFENER WRITE 28 PLY CABAHE02A IAE SAMOA ATTACH\ 2 I2UOB ERR IIBALSA SPAR L STRUT ATTACBASMRT II I--C REAR BRACE OR PLO ARE BALSACUT SPAR HEF AFTER ASSEMB ESSEINSTAL RCCR 1 ARM AVE REAl ARACE ANT T IS SHEETINO 4 BALSA LEAVINS FESE wv/ REAM SPAR RORTS AGAINST BOTTOM OF FUSE SIDE 0 / OAR BALSA SHEET ~ 1] / EPOXY BOWEL INTO TAME-AVE WOPA 324 BALSA SHEET-ABS AFTER AILERON LEVER IS INSTALLEE EPARRARE FASELAHI O4 I22 SARI BALSA BRACE 04 4 22 RARE BALSA BRACE RIVELE V NOTCHES ITS VIA NOLON 24 VIA ALUM PARADE T VBE\ TB PLO COAT 4EV / \il [ / SAL LENENO OF IEPOOTTUBEJITOPAOE~A~lS/ IINPLACE[ITUBELY 45 B / 3IR52W 22 3T1R RALE RIBSIUTA1012 BARE 20SPARSPAR 3216 BEVIUB BALSA RIBS RARE VI PLUS 2 FOR AlL 1 124 UPPER WING RIB PATTERN BILL 9232 ROLE FOB TURSUE RPA CLEARANCE 124 122 BARE BALSA I CUT OFT N TAPER HOOT RIBN 3210 RALSA SHEET V4SO HARE BALSA SPAR INNER NOBUE FOR ANTENNA WIRE PA 22 MAPLE 32IR SO HARE BALSA BOBART2 SAPER HINSE PAINT 3I04 122 BALSA / SHEET SBEET [I II i-I---- ISHIR AS REASI ATTACH WITH MODEL MARC EPOXY09 SHIM jIi NOTE COVER RINAS WITH SIA ROUERALL N BOPE INDER WITH AS SILRMON H E ULOWER RAND OIHEL 2LAPAER EACH TIP MECEIOEB A/ATE NM KSR 55 IA BALSA RB 22APRREE 52R BALSA BREE 0F cICQIQIQI ATTERN 3216 RULETV PARS RARE 19 O HARE 326 BULSA SHEET RISS LOWER WING RIB PATTERN SHEET 2 OP MODEL AVIATION THOMAS MORSE SCOUT S4C DESIGNED BY DAVID P ANDERSEN TRACING BY JOE DEMARCO RESERVES Straighten up dry right Place waxed paper over tail saddle area covering parts fuselage proper hardwood section tail piece Position stabilizer check alignment Lay stick across cabane struts sight along surface stab rear should see two parallel lines Correct alignment necessary trimming fuselage sides Clamp pin stab place fuselage epoxying hardwood top piece Cut hinge slot rudder tail piece add fin rudder Align fin placing yardstick alongside up against fuselage Glue rounded A-in dowel fin-stabilizer corner must also fit hole former F9 Puddle epoxy around dowel form fillet close gaps Rough cut tail cone blocks triangular shapes Set place mark outline former F9 softtipped pen Plane sand blocks shape Hollow out refine contours additional planing necessary give final sanding Glue blocks place tail strut made K&S streamlined aluminum tubing Flatten center needle-nosed pliers drill screws fasten bottom June 1991 35 EAEISS FESE ARING H BALSA EET RIBS PA MEVIUM BALSA PATTERN VS TOP USE Left aileron rocker arms epoxied screwed torque tubes requires cutting rear spar wounded spar repaired doubler after rocker arm assembly Right Slotted sheeting added around rocker arms after aileron assembly Full-Size Plans Available Page 203 COOLINO DUCT3200 PLYWOOD OUTLETBEVEL AFTER INSTALLATION RISATLEFT SIDESIDE BOTTOM HATCH o /32 SOFT BALSA SHEET-MAKE 2-WET OUTSIDE BEPO AND ATTACH WITH CYA PAIRING ERN DUCT TAPE FRAME SIS CELLOLOSE-IYW SOFT ACETATEBALSA BLOCK / HEADREST PATTERN 1A32 PLYWOOD MAKE 4 SANDWICH LA WIRE BETWEEN WITH IFLEDIBLEI MODEL MADI EPOAT K] COCKPIT CUTOUT PATTERN FUSELAGE NUMBERS HA BALSA SR F-B LA STRUT SHONT PIECES OF PATTERNPLASTIC TOWED AROWDOD PROP PAINT ON TRIM SOLD OH RHON UPPER WINO AUATAALE LINK RIGHT AlL DERVO HERE AILONTNWHEEL SIDE AFTSCALE ELLER CONTROLCUT OUTS FOR SCRCWDRIVER HODLEFT AlL SERVOACCESS TO SERVO MOUNTINO HERE WHEEL SIDESCREWS AFT BOLT LUCATION REAR ///CARANE K SALLIVAN H PH PLYWOOD 407 FOEL TANK SOLDER LINK-CLEARANCE BALSA OFEET FOR REAR 0 STRUT THROTTLE CABLEF- 2____________________________ F-4 S F-S 0 OS BALSA SHEET UP ELSA UP ELKS LEFT SIDE AIRIlY ASK HJSKWRRUD -N DAWN ELK ~SONN ELKS - RINIR SINILEFT SIDE PLASHID SANIS AS SABLE DUINIS 34 5K IAB BALSA SHEET CUT OUT 15A PLYWOOD F-9 NOTE ARE PROCTOR WRADE WIRE PAR RIRBIHOALL ENOAGA IS REIWSE SLAKE SASS WREN-TAP OP FORWARD WING STRAY TO BASE AF PORWARS LAGAItRI REAR STRAY DOABLE WIBEN- FANELARE READ LOWER NINA ROAR TA TAP OF HEAR WIRN STRUT 0 DOUBLE WIREN-BASE OF REAR WING STRAY TA YAP OF REAR DABANE STRUT DOABLE WIRER-BANE OF FORWARD NINA STRUT OFRAT S SIRALS WIRE NOWLE GALE VERTIDALUT TA P NIRRLE WIRE-ORANSED BETWEEN WING STRAYN SPECIFICATIONS SCALEAR YR BArlOW BIRD SPANS0 AlSO AREA1387 RUIN FUSELAGELESATSRN SEIGOY-R1O LBS RADIO AAASSEL-SSERUW SHRINEAS RE DAYDLE RBIEFT MODEL AVIATION THOMAS MORSE SCOUT S4C DESIGNED BY DAVID P ANDERSEN TRACING BY 10E DEMARCO tail piece outer ends also flattened bolted stab 2-56 nuts bolts Fit 5trut remove until painting has completed DonRt omit tail strut functionally necessary pitch control stab must rigid control cables work correctly steerable tail skid Du-Bro tail wheel bracket screwed bottom tail piece must cut small notch rear portion order clear tail strut Substitute %2 wire tail wheel wire enlarging hole bracket accept Form tail skid wire except lowest bend Insert bracket last bend fit bracket fuselage top end wire should fit bottom rudder Harden inside hole coat CyA cyanoacrylate adhesive tail skid wire rests hole being glued permits removal entire tail skid assembly Remove now Youll replacing after painting has completed Only 84 wing ribs go Cut 84 wing ribs half ribs using stacked rib method shown plan Batch cut six time Select medium medium-hard balsa ribs wood thats too soft will split during assembly thickness rib material matches scale width rib taping 15 feet wing appears have taped ribs Scale purists may add rib stitching think lifes too short Test fit spar holes rib section spar material Use nail file enlarge too tight fit should loose enough rib will slide easily over spar tight enough make good CyA glue joint tedious work watching TV may help get through youve ever built Goldberg kit youll recognize wing structure double spars inside ribs no sheeting Actually method predates Mr Goldberg its closer structure original 54C Clearly blatant plagiarism Goldberg Thomas Select spars straight arrow cant find perfectly straight spar material local hobby shop cut sheet balsa Slip ribs over front spar spacing ply-and-spruce Cowl frame attaches firewall four screws inside balsa nose bowl cham fered woodcarvers gouge before ing attached cowl frame 36 Model Aviation WINDSHIELD PATTERN /.me 1AB ply covering clamped cowl frame clothespin C-clamp rubberband available epoxy cures elevator rudder throttle servos mounted crosswise cockpit eleva tor servo center rudder servo bottom throttle servo mounted upside down left separate pair control cables runs half eleva tor pilot removed easy access approximately now refer plan Insert rear spar ribs inching along moving rib little time will take about 30 minutes ribs exactly aligned over plan Zap Hot Stuff spars deeply penetrating instant adhesives work wonderfully did Carl Goldberg get along Only 36 wing ribs go Add leading edge before inserting half ribs Round wing tips razor plane sanding block shown photos leading edges ailerons should rounded center curvature half elevator driven its own pair Proctor control cables rudder ca bles exit fuselage slightly ahead F9 tail skid moves rudder didnt think 1917 hinge line Cut A-in slot inboard end accept aileron torque tube Epoxy dowel inboard end torque tube drill pilot hole accept screw Epoxy torque tube place aileron coat lightly oil ply bearings will attach ply tube bearings place yet attached slide torque tube wing Epoxy Robart hinges place using Model Magic formula thick light fills gaps well surplus easily cut away Glue ply tube bearings place ribs Sand aileron structure flush rest wing using sanding block T-bar Notice rear spar runs through aileron rocker anns Youll have cut Continued page 151 strut end requires two brass fittings screw under strut seen attaches fitting wing 2-56 nut Loctite coated bolt hold strut fittings cables Proctor wires swages Bottom view showing removable hatch cooling duct lower wing mounting bolts clearance holes rear shock absorbing landing gear struts Making hatch removable gives access re ceiver battery fuel tank June 1991 37 Left A cooling duct behind engine cylinder head provides airflow unobtrusive exit hole bottom fuse airflow available through scale pressure relief slot cowl both cases air must flow over cylinder head before leaving cowl Note wheel collar ply bearing rear coil-sprung landing gear strut attached fuse Right Plastic guide tubes extend through FO fuse side support elevator control wires Similar guide tubes rudder located between stringers turtledeck Left Bottom view fuselage Classic flat-sided construction used lower wing attached four nylon bolts spruce blocks shown Note cooling duct exit hole lower left Right receiver attaches fuselage floor double-faced servo tape tenna runs through inner Nyrod tube lower wing receiver visible through cockpit preflight inspection stalling angle Russian planes remained clearly under control very low speed Obviously far air show stunt enables fighter rapidly reduce its speed combat opponent whizzes right past becomes target concept enhanced maneuverability through sophisticated use controls introduced Messerschmitt-Boelkow Blohm 1977 Rockwell entered game 1983 producing vectored thrust F-14 Tomcat flying test bed Construction X-31 began mid-1988 first two airplanes rolled out factory Palmdale California March 1990 flown October 11 year second X-3 1 flown German pilot January 19 1991 Building time shortened considerably using lots off-the-shelf parts landing gear Cessna Citation II General Dynamics F-16 canopy instrument panel digital displays F/A-18 Hornet Other parts LTV A-7 Corsair II Northrop F-5 F-20 Bell/Boeing V-22 tilt-rotor VTOL wing design borrowed MBB experimental European Fighter Aircrafts clipped double-delta planform designers also made liberal use advanced materials X-3 1 Graphiteepoxy used much skin fuselage wings vertical tail thrust-deflector paddles carbon/carbon much aft fuselage covered aluminum/lithium Once initial phase flight test program has satisfactorily completed X-31s will used mock combat estimate effectiveness Enhanced Maneuverability devices will remain active airplane shut down other Later pair will engage simulated combat maneuvers current American fighters Theyll probably also tested against some Soviet fighters have collected during past few decades currently operated out secret test bases Nevada Specifications X-31 Wingspan 23 ft 10 length 43 ft 4 height 14 ft 7 wing area 226 sq ft empty weight 11410 lb design gross weight 15935 lb fuel load 4136 lb about 700 gallons jet fuel top speed about Mach 13 850 mph 40000 feet Such things cruising speed range little consequence research airplane Power GE F404 turbofan CS COMPETITION ENGINES NII CSG049NORMAL ABC 28K RPM$14200 CSG049SPEED ABC 35K RPM$14900 CSG081NORMAL ABC 27K RPM$14200 CSG081SPEED ABC 35K RPM$14800 CSG09NORMAL ABC 27K RPM$13700 CSG09SPEED ABC 35K RPM$14200 CSGiSPSPORT S BB 18K RPM$ 5500 CSG15NORMAL ABC 27K RPM$12900 CSG15SPEED ABC 37K RPM$13900 CSA15SPEED AAC 37K RPM$14900 CSD1STRDIESEL AAC 23K RPM$18900 CRC15TEAM RACE CARB DIESEL$ 5900 CSG212 ABC 18K RPM$12900 CSG21SPEED ABC 28K RPM$13900 CSG21NMARINE ABC 28K RPM$14900 CSG602 ABC 2- 18K RPM$15500 CS1TUNEDPIPE 049-081$ 2900 C59TUNEDPIPE 09$ 3100 C52TUNEDPIPE 15-2140$ 3900 CSHGLOWPLUGS 049-15$ 399 CSRSPEEDPAN 049-09$ 3995 CSWSPEEDPAN 15-21$ 4895 CSPCARBON RACE OR FAI PROPS$ 1475 ALL ENGINES ARE TEST RUN BEFORE THEY LEAVE THE FACTORY GUALITY OF WORKMANSHIP ANTYI YOUNGSTERS SPECIAL SS 15 UC DIESEL $2775 CS iSP UC GLOW $4775 MUST BE UNDER 16 YEARS OLD FOR THIS SPECIAL PLEASE! CNAUB WI Must have expiration date ne rated 16000 pounds So youve got Flat turns will thing 1990s Skid around hearts content instructor screams just tell him read about Model Aviation course keeps yelling youre own Though might consider swatting him rolled-up copy issueonce youve landed come complete stop shut down engine purchased flying school Scout/Andersen Continued page 37 spar two places order install rocker arms Slip arms through cuts repair spar gluing doubler over cut regions Epoxy screw rocker arms torque tube Finish wing structure adding %2 sheeting around rocker arm area Holy cowl cowl built frame NEW HIGH PERFORMANCE HIGH TECH ENGINES FOR THE 90s ABC DUAL BALL BEARING SCHNUERLEI RPM FIGURES ON FAI FUEL 0 NITRO NITROGEN GAS HARDENED STEEL CRANK BRONZE BUSHED HIGH PERFORMANCE ALUMINUM ALLOY RODI CIRCLIP WRIST PIN MAT FINISHED ALUMINUM CRANKCASE FOR BETTER COOLINGI NEW HIGH TECH ENGINES FOR THE 9OsII 21 MARINE & 80 2x2 COME WITH CARB ALL OTHER ENGINES EXCEPT 15TR COME WITH UC VENTURI & NEEDLE VALVE ASSEMBLY A & 15 ENGINES COME WITH BUTTONHEAD TYPE GLOW PLUG ALL ENGINES EXCEPT 1SP-1STR & 80 COME WITH ALUMINUM SPINNER THE 21N HAS GROOVE FOR BELT START NEW CS PULSE JET ENGINES ALL STAINLESS STEEL CONSTRUCTION NO MOVING PARTS TO WEAR OUT USE REGULAR GASOLINE EASY START SJP-1 28 LBS THRUST $18075 SJP-2 51 LBS THRUST $21575 NEW 15 COMBAT SPECIAL AND 40 QUICKEE 500 SPECIAL SEND IN YOUR REQUEST SEND NO MONEY YOU WILL BE NOTIFIED WHEN AVAILABLE SEND MAIL ORDERS TO CHEROKEE HILL SOUTH AERO ENGINES LTD 2914 BUCKLEY AVE LAKE WORTH FL 33481 407-965-8150 FROM 8PM TO 9PM EXCLUSIVE CS DISTRIBUTOR DEALER INQUIRIES INVITED SEND $500 FOR SHIPPING & HANDLING COD ADD $450 FLORIDA RESIDENTS ADD 6% SALES TAX CHECK OR MONEY ORDER two rings A-in ply A-in hardwood stringers rear frame attached firewall four screws accessible long screwdriver engine muffler installed Install A-in ply spacers behind rear ring cabane struts landing gear attach firewall gaps between spacers space also allows trimming cowl flush fit against firewall Build frame first Align D triangle before slow-setting epoxy has hardened Cut single length V16 ply about r frame Apply slow-setting epoxy frame beginning seam bottom wrap ply around Clamp ply place lots rubberbands C-clamps old frequency pins clothespins what have Remove clamps epoxy has cured Trim A6 ply frame cut away lower part frame shown plan allow room muffler Fit cowl firewall ADVANCED AERO PRODUCTS VS & Os SLWASS 120 CAll ON WNF7E EON IEDVUATI3N ANN ULlEAl SM ADVANCED 0000 POOCAJCTS NT NON 390-C AlAilO TX 75003 014 924-3940 June 1991 151 ZENOAH SACHS-DOLMAR & QUADRA ENGINES ERCOUPE TOMAHAWK & J-3 KITTEN KITS ZINGER ft DYNATHRUST PROPS FUEL TANKS Carbon-Fiber Arrowshafts Ceconite ft Glue DGA & MGA PILOTS Send $100 catalog JIM MESSERS QUALIlY MODEL PRODUCTS ValleY View Dr Box 43 Allegany NY 14706 ATTN HELl PILOTS! INTRODUCING HELl-PADTM serves MAINTENANCE PAD 20 Sguare Magnetic Al Surface Prevents Loss Metal Pieces STARTING PAD Keeps Helicopter Dirt & Scratch Free PRACTICE PAD Ideal Reference Tool Practicing Autos Hovenng Etc Printed 1f High-vlsi lily Neon 0range Light Weight CAJrab/e Non-Slip Accommodates 30-60 Size $1495 S/H Ghici MO MIC VISA OK -,, PIT PATIO__ TX RES ADD 6% SALES TN MIlL ToIMAGE PRODUCTS PO BOX 566125 DEPT AS TEXAS 75356 214 699-1234 trimming required nose bowl cut four pieces 1 3/8-in balsa sheet Since most- hobby shops dont carry balsa thickness youll probably have glue two 34-in sheets together inside cowl must chamfered before its glued cowl frame woodcarvers gouge works well After gluing nose bowl place test fit cowl firewall engine installed nose bowl strikes cylinder head trim inside Cut paper template plan round outside nose bowl razor razor plane Use template ensure uniform roundness Cut pressure relief slot lower right side cowl glow plug starter clip should reach glow plug through hole Test whether does enlarge hole necessary coolheaded engine cooling system works follows Propwash enters front cowl creating buildup compressed air inside cowl compressed air escapes cowl through three routes Some air leaks around muffler some passes out pressure-relief slot remainder exits through cooling duct behind engine cylinder last two cases air must first flow over engine cylinder head before leaving cowl block airflow around behind cylinder two sheet balsa baffles installed cowl alongside very close engine cylinder retrospect Im sure baffles necessary estimate half air entering cowl flows over engine head Note cooling better cowl its off have never flown airplane cowl off dont recommend cooling duct behind firewall see photo plans made two sheets /32 balsa Control cables used scale control system because its simplest option available elevator cables require plastic tube guide through former F8 fuselage side Use section thin throttle cable tubing installing shown plan photograph Glue guide place fillet baking soda CyA cut tubes flush fuselage surface THE AIRPLANE FACTORY INC 1880 PINEVIEW MANDEVILLE LA 70448 R/C Combat N Crash Resistant V idea $1295 pp post paid LIST $89 95 1-800-264-7840 Kombat 40 member quick building exiremely durable Armadillo series Made aluminum polypropelyne no foam can assembled engine mounted radio installed hour NoThing ertra buy provide 4 channel radio 25-40 engine supply everything else great spoits plane fully aerobatic bolt-on symmetrical wing pre-hinged pre-finished red blue orange yellow compared other almost ready fly designs take 10-12 hours longer complete Kombat 40 true winner ORDER YOURS TODAYI Trainer Version available $7495 rudder cables exit through stringers front former F9 hold cable guides add small piece 3/ balsa between stringers location shown Dont worry about paint clogging tubes can cleared pin Test guides threading length Proctor control cable through verify dont restrict cable motion under tension Remove cable add top bottom stringers Control cables attached Du-Bro threaded couplers Proctor swages Loop cable through coupler swage crimp swage wire cutter Use metal devises rather nylon ones tail end control cables theyll tolerate undoing trips field Prevent devises turning using 2-56 nut lock washer Use nylon devises servo end since dont require jam nut Mount elevator rudder throttle servos standard servo tray installed crosswise cockpit Glue balsa blocks 1A-in ply faces fuselage walls screw servo tray ply face Mount dummy pilot ply base same way position higher cockpit recommend Williams Bros quarter-scale pilot Williams Bros pilots run smaller average quarterscale size will fit -scale model Attach pilots base screws allows access servos removing pilot rather wings opinion model pilot sometimes looks better static display Sport Scale contest rules require pilot flight static display photos show both ways What think Mount throttle servo upside down servo tray aligns cable straight shot throttle Dope Just say yes model has much surface area keeping finish extremely lightweight critical wings covered Sig Koverall attached nitrate dope Cover bottom first add small filet white glue alongside rib will assure fabric wont pull away undercambered rib sheeted parts fuselage covered lightweight silkspan open structure fuselage tail heavyweight silkspan used three coats dopea base coat nitrate coat clear butyrate sanded remove fuzz top coat color Prime metal parts such axle tail strut nitrate dope Unlike butyrate nitrate adheres well metal Butyrate however does bond well nitrate Paint tail strut tail skid separately painted assembled tail should weigh no five ounces prototypes color scheme taken cover August/September 1963 issue Air Progress magazine painted roundels first masking off vinyl electrical tape spraying 152 Model Aviation T-Shirts $l295pp Sport Flying Flys hour N 820 CRANDALLIROAYDONN rge see ion o emoc ro e irp anes e pro essiofla jMILISTED BELOWIn Business since 1973 PRICES SUBJECT TO CHANGE WITHOUT NOTICE IS JUST FEW OF THE MFG WE STOCK HOURS MONDAYTHRUTHURSDAY9 5PM FRIDAY 9AM-2PM CLOSED SATURDAY & SUNDAY E 812 366-3141 AJUSTO JIG AMBROID ARCO RUBBERBANDS BRIDI DAVEYS SYSTEMS COVERITE DEVCON O REM EL DU-BRO DY NA Fl LITE FOX FUTABA GOLDBERG GAS MODEL PROD HALLCO HOBBYPOXY HOT STUFF K & B MFG SIG SA ITO STAFFORD AIRCOUPE $9995 SONIC-TRONICS STERLING SULLIVAN TOP FLITE YSENGINES LANI ER MILLER NORTHEAST_ ZINGER PROPS complete lIsting etcplease send stamped self-address enve lope DEALERS WANTED F K KITS arf/9berLaSjS1 $11995 Stafford STAFFORD KITS AVAILABLE SHORTLY B24 TWIN COMANCHE COMANCHE & MOR& EAA ACRO SPORT scA C spoft PA ERN FOP 50 ENO 506 Ship FtO sAsAIspsucscoNtRuc ON SOC OP Chionsocow PAN SwNOSHCO white blue red turn khaki brown color also sprayed prepared mixing quart Sig chocolate brown pint Sig olive drab dope thinned 11 gave cowl several coats butyrate sanding sealer sanded well sprayed coat Cub yellow coated entire cowl Bob Dively liquid masking film drew checkerboard pattern pen cut X-Acto knife peeled off other square masking film sprayed thinned Fokker red Finally removed remaining masking film sprayed cowl two wet coats clear butyrate gloss Dont drink Loctite end wing strut requires nested pair brass fittings fitting closest wing attachment point brace wires other fitting connects strut Bend latter U-shape attach both fittings hardwood block wing single screw Bolt second fitting wing strut 2-56 nut bolt prevent vibration loosening nut flight coat bolt sweetGIANT SCALE FLYIN ups vOLUME 1- Scale entertainment helpful hints vOLUME 2-Mid Atlantic Ducted Fan Jet Show tape $1995 shipping & handling Virginia residents add 90e sales tax Send money order check COD AIRPLANE VIDEO CO PO Box 8577 e Norfolk VA 23503 480-1553 TI-US IS THE ROUTE FOt ThE JEW kiETRO 5UBUJAi? .... AFTER HOURS CALL WE MIGHT BE HERE THANKS FOR YOUR BUSINESS BILL & JOYCE IIj turn printer airfoil plotter FOILED AGAIN! PLOT AIRFOILS IN ANY CHORD UP TO 24 INCHES MODtFY THICKNESS CAMBER & TRAILING EDGE PLOT SKIN THICKNESS FOR SHESFED WINGS ENTER DATA EASILY VIA INTELLIGEN EDITOR USERFRIENDLY MENU-DRIVEN OPERATION INCLUDES 18-PAGE ILLUSTRATED USER MANUAL $4500 . @10. pinS 10Cm IfllaOhtjeiOI e dm0 @50045 000i40 WMPCIXTIST OIPUW CeOpotop 0440 ,0o peP 004 eooaPA pSe typo 0111 04400 s5000 5W 15 SOlO 11V 00100 CYGNET Software 714 496 6961 24843 Del Prado #141B Dana PoInt CA 92629 LANDER INDUST VISA 1005 19TH ST CT HAYRE MONTANA 69501 406-265-6529 BUILDING BOARD 24 x 48 5 mci Frt 30 x 48 5 mci Frt 24 x 66 5 mci Frt 24 x 72 5 mci Frt CANADIAN ORDERS ADD 25% Build slraighf withouf Spending fortune durable high density 1/2' pin surface bonded ba 3/4' heavy warp free base straight rue work surface fhat will last years years June 1991 153 FULL BODY PILOT KIT Contains pilot head hands boota helmet cap goggles tull templates easy instruc tions Easy assemble tiniah Some simple sewing required Fully positionable too Nb #2061/6 scale995 #2O5-1/s scale1095 #204-h scale1195 #203-R scale1795 DARNED GOOD AIRMEN Lightest pilots available Lifelike vinyl latex rubber Build Sportsman Barnstormer Full Body Bus LJ BUST PILOT KIT Contains pilot head helmet sport cap goggles jacket Easy assemble finish P110 #lO8-/a scale NEW 695 #1061/6 scale 795 #lO51/s scale #104-/4 scale. 995* some #1031/3 scale. 1595cimpla sewing required JET PILOT KIT Pilot has molded jet helmet Contains lace mask osygen hose Extreme ly Realistic Weighs less / oz Piee #308-/s scale 695 #3O71/ scale 795 ORDERING INSTRUCTIONS See dealer tirst order direct Add $100 shipping NYS residents add 7% tax Send check money order CODS OK Send $100 br catalog See Dealer acid Dollar direct order handling tasting Loctite 242 Threadlocker Loctite requires 24 hours set however wait long before flying Wing brace wires Proctor No 203 stranded wire equivalent fish leader Stranded wire has annoying tendency unravel can checked treating wire drop Zap Hot Stuff before cutting brace wires pulled just tight enough take up slack tension unnecessary stress No adjustable turnbucldes used theyre too expensive dont contribute scale appearance Note lift wires landing wires double cross wires cabane struts interplane struts single Bind latter cross point single loop thread apply drop CyA prevents metal-to-metal electrical noise rear pair lift wires runs unattached through fuselage fitting passes through fuselage exits other side up strut fitting other wing forward pair lift wires merely loops around landing gear strut firewall Similarly landing wires loop around cabane struts Check Pitots door [v32][b-1-10-1-10]]1 MOWNG LET US KNOW WHERE YOU ARE GOINGI move please jet us know advancesix weeks re qujred change address Attach current MA mailjng label check approprjate box mail Subscription DeI I at/on 1810 Samuel Morse Dr Reston VA 22090 Pt Model Avi Check approprjate boxenclose payment SUBSCRIPTION GE OF ADDRESS 1Non-AMA-member subscription rates $1800 12 months US addresses US Schools $900 $1350 elsewhere including Canada Mexico $2900 Payment must check ormoneyarder US funds drawn US bank NameI AddressI City/State__________________________________________________[v33][b13882199162918800]]ZIP ______________ L. lAviation 1810 Samuel Morse Dr Reston VA 22090 4 Model Aviation few tips improve scale accuracy higher static scores sport Scale contests Paint upper wing brackets tail nylon bolt head Recess bolt heads lower wing Fill holes modeling clay paint clay bolt can removed later pushing screwdriver clay Use two ribs rather center upper wing remove covering between ribs gives appearance two wings bolted together Add scale Pitot tube interplane strut shown scale views AMA rules require removable flight Dont ask Add scale machine gun sight shown scale views Make gun balsa blocks aluminum tubing Make sight soda straw Push antenna wing during static display Dont forget pull out again before flying Make own wheels wood automobile fuel line tubing scale diameter 5% can claim points craftsmanship accuracy outline Different strokes might want substitute large four-stroke engine 05 90 two-stroke Four-strokes require upright mounting airflow two-strokes also need two Rubber r Muffler Don Lowe RCM set-up hss shown 6 dB drop sn very lIttle RPM toss Brian Lee R/C Reportjeers None.it never cracked spik melted came looae anything just hung ate noise Howard Crispin Sound Model Aeronautics dropped almost 6 db.the engine will turn tew hundred SPIt more.Ouite impressive Now Two Sizes up to49 size $249j List $3405 6 SE 206th Pt Postsge handling Fsee t WA 98031 Cheoks o Mossy Ositess ONLYSA 400 PM2081 854-8053 KSB FUEL SHUTOFF TIMERS Again now available $1750 Shipping $250 up toO units Over 6 add 35 Exclusive Importer jY FA Model Supply CARSON TORRANCE CA50510CARSON CA 90745 TEL 12131 830-8839 eeuuu u-ufTOuLS 5 pc Masters Set 1/8 3/1 6 1/45/15 3/8 1698 3 pc Builders Set 3/181/45/16 $ 998 See Dealer Cataloger 10 Order Tools Call US pay br Cull no U S Canada 407 254-0516 905 N Harbor City tlvd Melbourne FL 32935 Dealer/Dlstrlbuier Inquirisa Iselted Fonda Res Add 5% Sales Tao Losing control can night mare wrong response given command can take its toll model nerves wallet Radio South know feel about hobby too avid RC enthusiasts nearly half century combined experience ILGAIN Futaba KRAFT RAD Free Order Line Orders Only Please 1-800-962-7802 CONTROl ling radio repair So avoid inflated repair costs undue service time Radio South ______________________________________________ fast economical inhouse radio service can depend Radio South customer satisfaction isnt just motto Its way life Let us put back control repair information 904 434-0909 5524 N Palafox Pensacola FL 32503 inches space prop firewall makes things complicated suggest add second firewall two inches behind Fl mounting 05 120 Surpass Enya 120 Make cutout Fl equal front view engine use two separate wires front cabane struts nonscale cutout fselage behind Fl will needed cylinder head Block off airflow cowl except over cylinder engine Angle muffler straight down between Fl new firewall glow plug now under top wing remote glow plug jack such Headlock will required try please let know works out calculations show 05 108 two-stroke engine will also fit cowl Turn tune check out reliable engine absolutely necessary Scale model Since 54C has great deal built-in headwind youll trouble engine quits sky above runway behind model doesnt glide very far Always break tune engine sport airplane prop muffler fuel intend use engine completely checked out install Tommy changing anything No need speed Crosswind ground handling poor crosswind tends pass under upwind wing tips roll downwind always take off land directly wind means steering rudder holding wings P&7PgDAIPGPAT PLOTS Scde Drafting crid Sccrviinq Services 3 Views D-TECI4 SYSTEMS ct*g l0o 22 lox 101-14 * Carterville II 62910 6189802223 level ailerons have little experience learn sport airplane taking off landing strong crosswind aileron response sluggish elevators sensitive rudder turn sharply quickly must bank ailerons kick tail around rudder Practice skill altitude youll need during landing theres turbulence large elevator rudder needed control very low airspeeds during taxiing sensitive higher speeds rudder effective plane can flown using ailerons can snap-roll rudder alone throttle has little effect airspeed plane flies slowly regardless throttle setting power merely permits greater rate climb Tall vertical maneuvers require extra kick momentum get faster plane case theyre scale since full-size 54C oaly 80 horsepower Nevertheless loops rolls graceful Try Chandellea climbing 180 0-degree turn wings held level used coordination training Tommy other airplanes period Turn rud der using opposite aileron hold wings level elevator hold constant rate climb might also want learn retournment renversement de scribed Rickenbackers book Fighting Flying Circus Doubleday 1965 Baf fle flight judges calling maneuvers period namesie spin vrille circle virage Except totally calm air its unsafe land 54C engine low idle would Pattern plane Instead trim plane climb full throttle approach field about quarter throttle using throttle elevator control rate descent Apply bit up elevator 10 feet altitude remains keep wings level aileron control June 1991 155 rA LEGEND IN ITS OWN TIME Production over 43 years Remember Control Line Simple airplanes no starter no radio problems dont relive yesteryears helping neighbor own child fly control line again FOX 35 stunt first sold 1948 made anniversary model available its 40th year Now its 43rd will want ever FOX MANUFACTURING Co 5305 Towson Ave mith AR 72901 L 501 646-1656 501 646-1757 WOODWORKING MACHINERY POWERMATIC JET ARTISAN 304 562-3538 also have PO Box 536Y icane WV 25526 watch craft settle Reduce throttle after plane ground rolling along Coming stop hardest part Steer rudder maintain heading directly wind until plane comes full stop tail comes down angle attack wings will above stall angle creating lots drag loss directional stability Pilots full-size airplane would suddenly apply full up elevator point gun engine dig tail skid sod Since thats practical model must rely headwind propwash aid rudder steering Dont let frighten worst can happen says bigger better applications easily interchange 20 Cubic Inch engine A&M Aircraft size power get phenomenal 5x5x5 3 lbs little guy puts out 4 r 8000 horsepower mere $300 Gas $275 Glow Call tax today order Suggested Propeller Sizes 18x8 18x6-10 l8xlO18x8x14 20x6-10 plane will flip over its back speed low point damage unlikely prettiest maneuver touch go Its slow floating glide gentle touchdown long ground roll graceful lift-off have character thats unique old biplanes Youll hear people say goes real airplane Im happy tell qualified 1990 Scalemasters 54C building flying model gives much pleasure its given project will have success Please write care Model Aviation tell about adventures Ill respond letter need help Ill answer iWThzWizLttiii-wm m iwia lesa mwffla GAS IIIdILVfr7H htHHmQ New Generahon 20 Cubic Inch A&M Aircraft Sachs Dolmar buy A&M Aircraft youre buying best Plus Sales tax applicable Free freight pre-pa d orders check money order A&MAiujwr INC 428McArthu So e 02 Ca TX75007 214/242464 Fax2l4/242 1378 questions best canE RC Electrics/Kopski Continued page 39 conversionalthough cant imagine anyone would want Anyway Electric Fleet lists $9995 Romey Bukolt Mr Concept himself tells can buy em local hobby shop mail order providers like Tower direct Concept 2906 Grandview Blvd Madison Wisconsin 53713 lamenting lack large Electric kits can now experience some relief regard Im now trying decide just can schedule kit bench Next John Sermos Sermos Connectors recently showed some new things hes got works item already available tool aid contact installation removal now-famous Sermos connectors device insertion/extraction tool lists $500 will have photo handy accessory near future John also has under development some new mounting accessories connectors studying two approaches mounting Sermos connectors models surface charger connector interface have some samples try out its still winter fly Incidentally may both interested surprised learn professionally John ice skating coach has over years helped young figure skating stars Electric meets popping up over Ill list some info have right Frank Korman President Dallas Electric Aircraft Fliers advises DEAF will hold its first Electric competition Sunday May 26 Eastfield Community College Dallas Texas strictly AMA events meet scheduled include No 610 No 618 past DEAF has held annual fun flys will again later year info early serious meet can contact CD Jack Hamilton 11216 Sesame St Dallas TX 75238 Tel 214/348-4669 Next up Lehigh Valley Radio Control Society Pennsylvania meet June 8 9 Ive attending LVRCS Electric meet several years great fun fly lots easygoing activity plenty prizes info can contact Ellis Grumer 321 Aurora St Phillipsburg New Jersey 08865 Tel 908/859-0969 June 29 30 dates ninth annual Electric RC Fly-In sponsored Puget Sound Electric Model Flyers Boeing Kent Space Center Field Kent Washington year PSEMF will offer prizes trophies Most Aerobatic Best Scale Longest Flight 156 Model Aviation THE MAGIC MAGNET BUILDER finest model building equipment manufactured 9/ Aadf0 4heiw hoi#.&Aw* Maauae4aw 4 aeaf A4sAwh/ dealer order direct 500A Magic Magnet Builder contains 16x48 Steel Base Plate 30 Magnets 10 stands $ 9450 500B Master Magic Magnet Builder contains 16 x 48 Steel base plate 60 Magnets 10 stands 10 Vert press 10 steps 10 rib holders 40 sets nuts & bolts$16895 503B Base Plate Extension 16x 16 Steel Base plate building giants$ 2695 501A Unassembled Magnets 10 pak$ 1195 SOiB Assembled Magnets 10 pak$2200 502 Stands 10 uprights primarily doe fuselage assy$ 950 504 Vertical press 5 pak holding spars leading trailing edges position$ 995 505 Steps 5 pack adjustable leading & trailing edge positioning$ 995 506 Rib Holder 10 pak Use magnet building faster$ 995 507 R&R rool Magnet Mover$ 1 75 J LIND COMPANY 3151 Caravelle Dr. Lake Havasu City AZ 86403 1453-7970 L Send self addressed Stamped envelope tor catalog products M/C sa accepted K Smaller Better K
Edition: Model Aviation - 1991/06
Page Numbers: 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 151, 152, 153, 154, 155, 156
NO OCR TEXT NO OCR TEXT hooch put scratchy old Bix record Victrola stack balsa get ready start cutting will enjoyable airplanes youve ever built fact its cats pajamas Would Red Baron bounce idea using coil-sprung landing gear model occurred flying fifthscale Fokker Triplane Its gear similar type used struts rigid Youd hear shuddering clunk unyielding gear hit ground expected forward strut buckle abuse surprise aft strut bent instead Apparently rearward landing force greater upward force Since forward speed airplane greater downward speed stands reason did full-size airplanes era have axles allowed small amount upward travel answer lies slow landing speedsonly six miles per hour fifth-scale equivalence Since models must land faster greater rearward shock absorption needed solution allow forward struts swing backward slightly upward attaching J-bolts firewall rear struts have coil springs inside fuselage anchored plywood bearings middle fuselage sides springs will compress landing allowing axle rotate rearward upward mostly rearward Play rear struts achieved cutting small openings point enter fuselage provides good tolerance rearward throw over two inches possible before damage will occur Compare upward-only throw /2 no rearward motion whatsoever scale shock chords used Touchdowns silent obviously 30 Model Aviation Although landing gear looks stiff designed flex rearward upward rear struts have coil springs hidden inside original S4C aircraft trainers high-performance fighters de- fuselage engine cooled both signed gentle handling nimble aerobatics wide-apart landing gear long fuselage scale cutout cowl unseen air large tail gave exceptionally good ground handling planes era duct propeller 14 x 6 Zinger Left S4Cs dapper lines bright markings capture essence Twenties Right generous wing areanearly 10 square feet makes slow flight floating glide Touch goes particularly nice insignia late WW Army Air Service Aileron control w wnn rimeuporm syrnem Pushrods fuselage drive rocker arms rroctor control wires guide rudder wings can removed maintenance wing torque tubes elevator Just full-size version WhIle repair mahogany strut attaches rocker arms rotate ailerons Its simple theyre extremely effective huge control sur- 2-56 nut bolt single screw effective scale Clevises pushrod faces require some discretionfull rud- receiver antenna extends through ends provide convenient field adjustment der full speed can cause snap roll lower wing Push static display ihotucisfiorse Scout S4C David P Anderson 4BLA RIBS ALUMTUB jOFTBLOCK - BAL IWET QBALR 5AL2R&IET gQBPLbp ~BALA PRR xBRLA LE TRINGER PROCTOR 2O3 ACONTROL CRBLE LSA &iEET Q890 FIIE WAIL - 2 CYCj BALbA C9PR Y4Q BALbP *R R WING -4 -4 PLY INNER INNER& OUTER RING I8IEET \ / BRR TUBE WHEL -P~ SPAR - * - 1ARE FdOIO OrACE 6 5PINR5 GRANDFA1NER A5PGEON MATER gg4 71E GRtAr WAR QRL&A 1E 7 k I EFILA BLOCK rear landing gear strut moat diffi cult part S4C build attaches landing gear metalwork completed front strut axle hole Coils rear strut provide up 2 end axle end will receive cotter pin rearward upward flex wire blackto retain wheel wheels made ened baking oven something wood automobile fuel line tubing authors wife hadnt planned 7 F cushioned little tendency bounce wheel strikes before other model isnt wrenched off course Begin making landing gear bending front struts cross braces Use Breiten coil bender equivalent dont try bend heavy wire pliers vise Position pieces front struts over plans make sure theyre true correct necessary axle A-in brass tube hole end Sand wires axle solder will applied Apply solder flux lightly coat areas solder Again lay parts over plans holding place alligator clips clothespins Fuse joint hot soldering iron Dont wrap joints wire point simply want hold everything together next step assembly Making rear struts completed cabane strut landing gear strap screwed ply support wing mahogany strut decorative wing wires functional difficult part projectits hard get angles lengths just right Fortunately theres comfortable margin error Bend coil first leaving plenty excess wire either end Bend angle about 50 less shown plans Make other bends Place piece over plans check out angles either incorrectly bent throw away try again youre satisfied legs bent correctly temper wires heating about 20 minutes 5000 F oven Shut off heat remove UG FLY WOOD C- KVOP YSSE GOLOBERS 2AA NOT GROAN IS RESISTS TIP STALLS 530 CIA NINA SOLDERNOTE BOLTCUTOUTS IURDIA MUSICLOCADON STRUT-RAKE 2TUTU BALSA US SALSA CR OS-HOSUE IUIB PLT WITHIUIB FLU CUTOUT AFTER ASSEMALS-AU/4 BALI IU JTTlUG TUTU COOLING WALL IOTCT-UTT TUTV REARUBOLSWOUD SORE IT2DA ARE WASHER lUG CIA AMASS TUBEAND SOLDER WITH 7UT2 DIG MUSICAGE WIRE INSIDEFUSELFRONT VIEW wires oven has cooled room temperature heat will relax internal tension caused bending greatly strengthen wires relaxation process will also bend coil another 50 thats bent hort After hardwood top ply bottom have added tail piece latter taped place 7A2 hole drilled through entire structure cabane struts assembled sol dered directly over plan scorching top cabane strut vertical part paper J-bolted Fl F3 plugs ply support wing hor Since accurate alignment important as- izontal part held same support sembly done over plan Carl Goldberg nylon landing gear strap 32 Model Aviation Full-Size Plans Page 203 04 P 0*000 RING -OUTER RING CH COW U LARGE SHEET -C REMOVE OTTER ASSEMBLY -308 BALSA UPPER COWER /I SOB RALSA NOTE MAP ING OBBT AGGIABLE EROM REPLA-TEER NTERN4TIONAL OTEER SOURCES ARE ADS RRAABESA-AYA0NEBT ISNR IAMB CAl NACS PLANS MBSORO NERVOC R SCHHESI ION MIRER DOWEL EPOHY TO FIN NIOHSALOA 114 BALSA SHEETOrAMILIDERSHEETELEOATOR CONTROL CAWLE 04 NA MALSA ROUND ALL EDGES MOTTOES B MRE MODEL AVIATION THOMAS MORSE SCOUT 54C DESIGNED BY DAVID P ANDERSEN TRACING BY JOE DEMANCO ALL BIONTS RESERVED O OIC BRASS SHEER WINO SYBUT OOIONRASS SHEETHONG7ADD RIS BLOCON SYBOT ETTINO-INIAFTHE ROSY MaCOH0/I151ACE/ AlTONODE THE ENS OF EACH HTHoDELE ATOR[I / CLAMPSCOWL NOSE BLOCKSTOOJIRES ONE OF GUER ETS HO HS SUREIPROETNO NDER -003 aLUMSUSRINACONTROL WOODAIBMON RSEHEB04 BALSA SOlO MATOGANOHEREWARM MACE 2HREET- GOLDBERG 100CABANE SORLYS STRAP104 BALSATO IS ROUNDEDECEVATUR THROW DOWN BOLT WEBWINS STROD NOTE STRUTSGREETDO NOT TAPERRASPER TRROM 3 LEFT MINOR -LOERTITEARE MADE FROM 50W MAROBANT CORAL IN -_________________________AN MALNA D ATft IAlL RON TRROMFRONT STRUTS ABE 10-102 CONS 102 MINIMOMREAR STRUTS BRE ONSIOUSS BALSASMEES IF IN LOWERBBIUMCL OH0515ffOPTIONAL VOCUALUM--PIN ACCMIPWEN MW WILLIAMS BROSOR 5104 CALSO STRINGEHRUDDER HORN 5132 BALSANUN PILOTFOAM RUBMORPLACE AFTER CONTROL CABLES5011 lOIN PLOSREETTEADRESTRROAN LEATHERORE NSTOLCED S TESTEDBALSA,J 7 cOWL COVER N 0 ION BALSA K OC 55ISTESTRINGERS OMITTED030 BALSA FCC BETWEENHOELBODOS R CI CO ELAHIST ECGTST DIVBIRCR UDDER 4IASCOT-- OWELMACBA -CjF-I OIF-NF-NilFAIIIFTFMPOSHEET-N soIIO-AN BAMMH RBMEASEB -DOME I-I\-tF-HOAPLOM~ - V MHSR _ _ SULLIVAN 11STIFFENER____ TPORHM BRAWN iI lOIN PLY-H-IN NO TANO~1S0BIY4BALSB----I - /11 0BEARINA00 WBAS Al -ABRbUSSARICCEB B- ___________BHLSAA MACCO FLIART SECLO-YI1OS FAHE SIDERABBEE NCUE BR CRAB -___________ii NYLOS GUIDE____ IIIirAREA-IN TRAY___V---- 1DOBES - LY BLUE C-IIEOCLAR j~MINES OH RRRA EBEBES1LRH FUSE MIADE CLI I MEIWS R BRISRA FASELAlCEII300104 BALSAFASELUSM 1 -SMEET CMICCMTABSW I--il 11- HUWCBH1OzrzT i4lSA-LAMERMIIIPROEBY DOT- _____U C-MATT1W -RBRGHNSTIFFENERHOP AOR -- 0SNARTAOH-~j _______ L~~-CONTROL CABLOULUE I ___ SHCDMERS 1003052 MW STEERAMLE 2 12VDSLL51 -SOLON MOLT TA CNN IS II_H--0 IL -TO BRSAER SW 5032IYR BALSADUBRO3BB TMTWR 032 POT BHER BATONIoO/3032 BALSA BOTTOMSWEET SIDESYOTE ASE UAM NUTBALSA TOIL BLOCH SNACKETWIRE W0MHOMMMOE ___________________EPOST 7FLOOR -ATT4CR TOlOAD LOCH WASRER IOU MACNAI I7RING00 i0N BALSA HREET DOUBLERONALLTAULCEOOOGTOP OIEW I4NOT SNAWNICOT AFTER ASSEMBLY 7 CSNOHBOIARUSICFUSELAGE SIDE VIEW Q-WIRE LANDING OEAR ITRUE LENATH OF LANDING OOAR HIV3NVH SHEET OP 3 Clean tin axle end wire Prop up whole landing gear assembly weights clamps strips wood Check angles against plans making sure gear correctly positioned Wrap joints well copper wire solder gear place Bind solder intersection cross braces will prevent metal-to-metal electrical noise Cut length /s2 music wire slip inside axle tube Dont omit step brass tube alone isnt strong enough plywood fairings will added after trial fitting landing gear fuselage Just like Comet kitwell almost fuselage uses classic constructionflat sides bulkheads lots stringers Select wood identical density grain sides sides must equal stiffness fuselage remains straight ends brought together Cut out formers add enginemounting blind nuts landing gear firewall Fl trial fit aileron servos F2 add guide tubes F5 cabane struts should assembled over plans J-bolted F 1 F3 Lay right fuselage side flat elevated surface epoxy firewall Fl former F2 place Fit landing gear strut ply bearing fuselage side before epoxy sets Add tank Secure F2 dab silicone gluenot too much will difficult remove Add formers F3 F4 F5 F6 F7 fuselage still its side add stabilizer clamped pinned place fuselage epoxied tail piece Waxed paper prevents accidental gluing fuselage fin rudder added next June 1991 33 other side inserting rear leg its bearing Pile weight old 12-volt starting battery works well hold side place Epoxy large gusset hard balsa spruce firewall joints Glue wellthis high-stress joint Temporarily pull sides together rear before glue sets should meet accurately adjust necessary Release rear fuselage allow glue dry Add wheel collars ends rear struts project fuselage keep struts pulling out bearings Add remaining formers triangular block rear end fuselage stringers added later Allow glue cure Thereby hangs tail used oldfashioned stick technique tail surfaces Cover plan waxed paper assemble parts over pin down glue dries Remove hinge pins Klett hinges coat lightly oil prevents glue jamming hinges during installation Note leading edges rudder elevator halves beveled point V2IGO L4B SA SHEETMAPLE // IF7V TAPER AND MOANS AS MEAUIS UPPEF WING IASSEMBLE ENC WINS ON Lro,iuFLAT BUILDINGJASS-SHIM AS SHOWN IGO I/A 5/A MAPLEBALSA TAPEB II\ II BS SHIM Iiji OMINA CSNGTBSCTERj VS I/Z MAPLE STRUT ATTACH-FLASH WITH TSP SAMFACE SF WINS 3/IB BA II FA I/O BALSA S/lB BALSA SHEET LOWER I/4 051 OLE OTHAT ATTACH FLOSH WITH TSP SO ACE OF WINS MOTE AT SAT WINS BIBS STACKB S STOCK HALO SHEET TOGETHER WITH SOABL HHH H Ho K hinge gap especially elevator should airtight Epoxy pin hinges place way make tail piece well kind weird Add plywood bolt bearer top fuselage block Glue top bottom pieces end piece using fuselage alignment guide Tape end piece fuselage drill pilot hole vertically through entire assembly Remove end piece Enlarge hole fuselage lower ply part end piece Thread hole hardwood section -20 tap Reassemble end piece fuselage trial fit Carl Goldberg A-20 3-in nylon bolt 34 Model Aviation Trial fitting one-piece K&S streamlined tubing tail strut strut flattened ends center drilled screwed tail piece bolted stab 9$ removable tail held place dowel inserted F9 nylon bolt below Quick-disconnect devises used control cable Prince Charming searches Cinderella trying tail lost ball Field assemblyone nylon bolt six devisestakes 1 mm 30 sec aging prince doesnt have bend over wing tip rounded razor plane sanding block outer rib cut down half thickness forward spar FAI SCALE NOTE USE 2 CENTER RIBS I2R APART-LEAVE OREN OAFy BETWEEN TRER 12R PLY CABANE ATTACRAACNT-LNEER SPAS RARE TIllS TAUT FIT ANT EPOXY FROM Full-Size Plans Available. See Page 203 124 324 BALSA SBSR02 124 MAPLE STRUT ATTACS /FLUSH WITR BOTTOM -/1Ifl7TL I2I7IKK2L UTIir TUB LS OFFBLUE 3232 BALSA SHEETBOTTOM OF TSP H BOTTOM BETWEEN RIBSTH S RB ADO AFTER RBOIER ABMS ARE N PLBO B METER ULSA RIBS-IIH% 124 BALSA STIFFENER WRITE 28 PLY CABAHE02A IAE SAMOA ATTACH\ 2 I2UOB ERR IIBALSA SPAR L STRUT ATTACBASMRT II I--C REAR BRACE OR PLO ARE BALSACUT SPAR HEF AFTER ASSEMB ESSEINSTAL RCCR 1 ARM AVE REAl ARACE ANT T IS SHEETINO 4 BALSA LEAVINS FESE wv/ REAM SPAR RORTS AGAINST BOTTOM OF FUSE SIDE 0 / OAR BALSA SHEET ~ 1] / EPOXY BOWEL INTO TAME-AVE WOPA 324 BALSA SHEET-ABS AFTER AILERON LEVER IS INSTALLEE EPARRARE FASELAHI O4 I22 SARI BALSA BRACE 04 4 22 RARE BALSA BRACE RIVELE V NOTCHES ITS VIA NOLON 24 VIA ALUM PARADE T VBE\ TB PLO COAT 4EV / \il [ / SAL LENENO OF IEPOOTTUBEJITOPAOE~A~lS/ IINPLACE[ITUBELY 45 B / 3IR52W 22 3T1R RALE RIBSIUTA1012 BARE 20SPARSPAR 3216 BEVIUB BALSA RIBS RARE VI PLUS 2 FOR AlL 1 124 UPPER WING RIB PATTERN BILL 9232 ROLE FOB TURSUE RPA CLEARANCE 124 122 BARE BALSA I CUT OFT N TAPER HOOT RIBN 3210 RALSA SHEET V4SO HARE BALSA SPAR INNER NOBUE FOR ANTENNA WIRE PA 22 MAPLE 32IR SO HARE BALSA BOBART2 SAPER HINSE PAINT 3I04 122 BALSA / SHEET SBEET [I II i-I---- ISHIR AS REASI ATTACH WITH MODEL MARC EPOXY09 SHIM jIi NOTE COVER RINAS WITH SIA ROUERALL N BOPE INDER WITH AS SILRMON H E ULOWER RAND OIHEL 2LAPAER EACH TIP MECEIOEB A/ATE NM KSR 55 IA BALSA RB 22APRREE 52R BALSA BREE 0F cICQIQIQI ATTERN 3216 RULETV PARS RARE 19 O HARE 326 BULSA SHEET RISS LOWER WING RIB PATTERN SHEET 2 OP MODEL AVIATION THOMAS MORSE SCOUT S4C DESIGNED BY DAVID P ANDERSEN TRACING BY JOE DEMARCO RESERVES Straighten up dry right Place waxed paper over tail saddle area covering parts fuselage proper hardwood section tail piece Position stabilizer check alignment Lay stick across cabane struts sight along surface stab rear should see two parallel lines Correct alignment necessary trimming fuselage sides Clamp pin stab place fuselage epoxying hardwood top piece Cut hinge slot rudder tail piece add fin rudder Align fin placing yardstick alongside up against fuselage Glue rounded A-in dowel fin-stabilizer corner must also fit hole former F9 Puddle epoxy around dowel form fillet close gaps Rough cut tail cone blocks triangular shapes Set place mark outline former F9 softtipped pen Plane sand blocks shape Hollow out refine contours additional planing necessary give final sanding Glue blocks place tail strut made K&S streamlined aluminum tubing Flatten center needle-nosed pliers drill screws fasten bottom June 1991 35 EAEISS FESE ARING H BALSA EET RIBS PA MEVIUM BALSA PATTERN VS TOP USE Left aileron rocker arms epoxied screwed torque tubes requires cutting rear spar wounded spar repaired doubler after rocker arm assembly Right Slotted sheeting added around rocker arms after aileron assembly Full-Size Plans Available Page 203 COOLINO DUCT3200 PLYWOOD OUTLETBEVEL AFTER INSTALLATION RISATLEFT SIDESIDE BOTTOM HATCH o /32 SOFT BALSA SHEET-MAKE 2-WET OUTSIDE BEPO AND ATTACH WITH CYA PAIRING ERN DUCT TAPE FRAME SIS CELLOLOSE-IYW SOFT ACETATEBALSA BLOCK / HEADREST PATTERN 1A32 PLYWOOD MAKE 4 SANDWICH LA WIRE BETWEEN WITH IFLEDIBLEI MODEL MADI EPOAT K] COCKPIT CUTOUT PATTERN FUSELAGE NUMBERS HA BALSA SR F-B LA STRUT SHONT PIECES OF PATTERNPLASTIC TOWED AROWDOD PROP PAINT ON TRIM SOLD OH RHON UPPER WINO AUATAALE LINK RIGHT AlL DERVO HERE AILONTNWHEEL SIDE AFTSCALE ELLER CONTROLCUT OUTS FOR SCRCWDRIVER HODLEFT AlL SERVOACCESS TO SERVO MOUNTINO HERE WHEEL SIDESCREWS AFT BOLT LUCATION REAR ///CARANE K SALLIVAN H PH PLYWOOD 407 FOEL TANK SOLDER LINK-CLEARANCE BALSA OFEET FOR REAR 0 STRUT THROTTLE CABLEF- 2____________________________ F-4 S F-S 0 OS BALSA SHEET UP ELSA UP ELKS LEFT SIDE AIRIlY ASK HJSKWRRUD -N DAWN ELK ~SONN ELKS - RINIR SINILEFT SIDE PLASHID SANIS AS SABLE DUINIS 34 5K IAB BALSA SHEET CUT OUT 15A PLYWOOD F-9 NOTE ARE PROCTOR WRADE WIRE PAR RIRBIHOALL ENOAGA IS REIWSE SLAKE SASS WREN-TAP OP FORWARD WING STRAY TO BASE AF PORWARS LAGAItRI REAR STRAY DOABLE WIBEN- FANELARE READ LOWER NINA ROAR TA TAP OF HEAR WIRN STRUT 0 DOUBLE WIREN-BASE OF REAR WING STRAY TA YAP OF REAR DABANE STRUT DOABLE WIRER-BANE OF FORWARD NINA STRUT OFRAT S SIRALS WIRE NOWLE GALE VERTIDALUT TA P NIRRLE WIRE-ORANSED BETWEEN WING STRAYN SPECIFICATIONS SCALEAR YR BArlOW BIRD SPANS0 AlSO AREA1387 RUIN FUSELAGELESATSRN SEIGOY-R1O LBS RADIO AAASSEL-SSERUW SHRINEAS RE DAYDLE RBIEFT MODEL AVIATION THOMAS MORSE SCOUT S4C DESIGNED BY DAVID P ANDERSEN TRACING BY 10E DEMARCO tail piece outer ends also flattened bolted stab 2-56 nuts bolts Fit 5trut remove until painting has completed DonRt omit tail strut functionally necessary pitch control stab must rigid control cables work correctly steerable tail skid Du-Bro tail wheel bracket screwed bottom tail piece must cut small notch rear portion order clear tail strut Substitute %2 wire tail wheel wire enlarging hole bracket accept Form tail skid wire except lowest bend Insert bracket last bend fit bracket fuselage top end wire should fit bottom rudder Harden inside hole coat CyA cyanoacrylate adhesive tail skid wire rests hole being glued permits removal entire tail skid assembly Remove now Youll replacing after painting has completed Only 84 wing ribs go Cut 84 wing ribs half ribs using stacked rib method shown plan Batch cut six time Select medium medium-hard balsa ribs wood thats too soft will split during assembly thickness rib material matches scale width rib taping 15 feet wing appears have taped ribs Scale purists may add rib stitching think lifes too short Test fit spar holes rib section spar material Use nail file enlarge too tight fit should loose enough rib will slide easily over spar tight enough make good CyA glue joint tedious work watching TV may help get through youve ever built Goldberg kit youll recognize wing structure double spars inside ribs no sheeting Actually method predates Mr Goldberg its closer structure original 54C Clearly blatant plagiarism Goldberg Thomas Select spars straight arrow cant find perfectly straight spar material local hobby shop cut sheet balsa Slip ribs over front spar spacing ply-and-spruce Cowl frame attaches firewall four screws inside balsa nose bowl cham fered woodcarvers gouge before ing attached cowl frame 36 Model Aviation WINDSHIELD PATTERN /.me 1AB ply covering clamped cowl frame clothespin C-clamp rubberband available epoxy cures elevator rudder throttle servos mounted crosswise cockpit eleva tor servo center rudder servo bottom throttle servo mounted upside down left separate pair control cables runs half eleva tor pilot removed easy access approximately now refer plan Insert rear spar ribs inching along moving rib little time will take about 30 minutes ribs exactly aligned over plan Zap Hot Stuff spars deeply penetrating instant adhesives work wonderfully did Carl Goldberg get along Only 36 wing ribs go Add leading edge before inserting half ribs Round wing tips razor plane sanding block shown photos leading edges ailerons should rounded center curvature half elevator driven its own pair Proctor control cables rudder ca bles exit fuselage slightly ahead F9 tail skid moves rudder didnt think 1917 hinge line Cut A-in slot inboard end accept aileron torque tube Epoxy dowel inboard end torque tube drill pilot hole accept screw Epoxy torque tube place aileron coat lightly oil ply bearings will attach ply tube bearings place yet attached slide torque tube wing Epoxy Robart hinges place using Model Magic formula thick light fills gaps well surplus easily cut away Glue ply tube bearings place ribs Sand aileron structure flush rest wing using sanding block T-bar Notice rear spar runs through aileron rocker anns Youll have cut Continued page 151 strut end requires two brass fittings screw under strut seen attaches fitting wing 2-56 nut Loctite coated bolt hold strut fittings cables Proctor wires swages Bottom view showing removable hatch cooling duct lower wing mounting bolts clearance holes rear shock absorbing landing gear struts Making hatch removable gives access re ceiver battery fuel tank June 1991 37 Left A cooling duct behind engine cylinder head provides airflow unobtrusive exit hole bottom fuse airflow available through scale pressure relief slot cowl both cases air must flow over cylinder head before leaving cowl Note wheel collar ply bearing rear coil-sprung landing gear strut attached fuse Right Plastic guide tubes extend through FO fuse side support elevator control wires Similar guide tubes rudder located between stringers turtledeck Left Bottom view fuselage Classic flat-sided construction used lower wing attached four nylon bolts spruce blocks shown Note cooling duct exit hole lower left Right receiver attaches fuselage floor double-faced servo tape tenna runs through inner Nyrod tube lower wing receiver visible through cockpit preflight inspection stalling angle Russian planes remained clearly under control very low speed Obviously far air show stunt enables fighter rapidly reduce its speed combat opponent whizzes right past becomes target concept enhanced maneuverability through sophisticated use controls introduced Messerschmitt-Boelkow Blohm 1977 Rockwell entered game 1983 producing vectored thrust F-14 Tomcat flying test bed Construction X-31 began mid-1988 first two airplanes rolled out factory Palmdale California March 1990 flown October 11 year second X-3 1 flown German pilot January 19 1991 Building time shortened considerably using lots off-the-shelf parts landing gear Cessna Citation II General Dynamics F-16 canopy instrument panel digital displays F/A-18 Hornet Other parts LTV A-7 Corsair II Northrop F-5 F-20 Bell/Boeing V-22 tilt-rotor VTOL wing design borrowed MBB experimental European Fighter Aircrafts clipped double-delta planform designers also made liberal use advanced materials X-3 1 Graphiteepoxy used much skin fuselage wings vertical tail thrust-deflector paddles carbon/carbon much aft fuselage covered aluminum/lithium Once initial phase flight test program has satisfactorily completed X-31s will used mock combat estimate effectiveness Enhanced Maneuverability devices will remain active airplane shut down other Later pair will engage simulated combat maneuvers current American fighters Theyll probably also tested against some Soviet fighters have collected during past few decades currently operated out secret test bases Nevada Specifications X-31 Wingspan 23 ft 10 length 43 ft 4 height 14 ft 7 wing area 226 sq ft empty weight 11410 lb design gross weight 15935 lb fuel load 4136 lb about 700 gallons jet fuel top speed about Mach 13 850 mph 40000 feet Such things cruising speed range little consequence research airplane Power GE F404 turbofan CS COMPETITION ENGINES NII CSG049NORMAL ABC 28K RPM$14200 CSG049SPEED ABC 35K RPM$14900 CSG081NORMAL ABC 27K RPM$14200 CSG081SPEED ABC 35K RPM$14800 CSG09NORMAL ABC 27K RPM$13700 CSG09SPEED ABC 35K RPM$14200 CSGiSPSPORT S BB 18K RPM$ 5500 CSG15NORMAL ABC 27K RPM$12900 CSG15SPEED ABC 37K RPM$13900 CSA15SPEED AAC 37K RPM$14900 CSD1STRDIESEL AAC 23K RPM$18900 CRC15TEAM RACE CARB DIESEL$ 5900 CSG212 ABC 18K RPM$12900 CSG21SPEED ABC 28K RPM$13900 CSG21NMARINE ABC 28K RPM$14900 CSG602 ABC 2- 18K RPM$15500 CS1TUNEDPIPE 049-081$ 2900 C59TUNEDPIPE 09$ 3100 C52TUNEDPIPE 15-2140$ 3900 CSHGLOWPLUGS 049-15$ 399 CSRSPEEDPAN 049-09$ 3995 CSWSPEEDPAN 15-21$ 4895 CSPCARBON RACE OR FAI PROPS$ 1475 ALL ENGINES ARE TEST RUN BEFORE THEY LEAVE THE FACTORY GUALITY OF WORKMANSHIP ANTYI YOUNGSTERS SPECIAL SS 15 UC DIESEL $2775 CS iSP UC GLOW $4775 MUST BE UNDER 16 YEARS OLD FOR THIS SPECIAL PLEASE! CNAUB WI Must have expiration date ne rated 16000 pounds So youve got Flat turns will thing 1990s Skid around hearts content instructor screams just tell him read about Model Aviation course keeps yelling youre own Though might consider swatting him rolled-up copy issueonce youve landed come complete stop shut down engine purchased flying school Scout/Andersen Continued page 37 spar two places order install rocker arms Slip arms through cuts repair spar gluing doubler over cut regions Epoxy screw rocker arms torque tube Finish wing structure adding %2 sheeting around rocker arm area Holy cowl cowl built frame NEW HIGH PERFORMANCE HIGH TECH ENGINES FOR THE 90s ABC DUAL BALL BEARING SCHNUERLEI RPM FIGURES ON FAI FUEL 0 NITRO NITROGEN GAS HARDENED STEEL CRANK BRONZE BUSHED HIGH PERFORMANCE ALUMINUM ALLOY RODI CIRCLIP WRIST PIN MAT FINISHED ALUMINUM CRANKCASE FOR BETTER COOLINGI NEW HIGH TECH ENGINES FOR THE 9OsII 21 MARINE & 80 2x2 COME WITH CARB ALL OTHER ENGINES EXCEPT 15TR COME WITH UC VENTURI & NEEDLE VALVE ASSEMBLY A & 15 ENGINES COME WITH BUTTONHEAD TYPE GLOW PLUG ALL ENGINES EXCEPT 1SP-1STR & 80 COME WITH ALUMINUM SPINNER THE 21N HAS GROOVE FOR BELT START NEW CS PULSE JET ENGINES ALL STAINLESS STEEL CONSTRUCTION NO MOVING PARTS TO WEAR OUT USE REGULAR GASOLINE EASY START SJP-1 28 LBS THRUST $18075 SJP-2 51 LBS THRUST $21575 NEW 15 COMBAT SPECIAL AND 40 QUICKEE 500 SPECIAL SEND IN YOUR REQUEST SEND NO MONEY YOU WILL BE NOTIFIED WHEN AVAILABLE SEND MAIL ORDERS TO CHEROKEE HILL SOUTH AERO ENGINES LTD 2914 BUCKLEY AVE LAKE WORTH FL 33481 407-965-8150 FROM 8PM TO 9PM EXCLUSIVE CS DISTRIBUTOR DEALER INQUIRIES INVITED SEND $500 FOR SHIPPING & HANDLING COD ADD $450 FLORIDA RESIDENTS ADD 6% SALES TAX CHECK OR MONEY ORDER two rings A-in ply A-in hardwood stringers rear frame attached firewall four screws accessible long screwdriver engine muffler installed Install A-in ply spacers behind rear ring cabane struts landing gear attach firewall gaps between spacers space also allows trimming cowl flush fit against firewall Build frame first Align D triangle before slow-setting epoxy has hardened Cut single length V16 ply about r frame Apply slow-setting epoxy frame beginning seam bottom wrap ply around Clamp ply place lots rubberbands C-clamps old frequency pins clothespins what have Remove clamps epoxy has cured Trim A6 ply frame cut away lower part frame shown plan allow room muffler Fit cowl firewall ADVANCED AERO PRODUCTS VS & Os SLWASS 120 CAll ON WNF7E EON IEDVUATI3N ANN ULlEAl SM ADVANCED 0000 POOCAJCTS NT NON 390-C AlAilO TX 75003 014 924-3940 June 1991 151 ZENOAH SACHS-DOLMAR & QUADRA ENGINES ERCOUPE TOMAHAWK & J-3 KITTEN KITS ZINGER ft DYNATHRUST PROPS FUEL TANKS Carbon-Fiber Arrowshafts Ceconite ft Glue DGA & MGA PILOTS Send $100 catalog JIM MESSERS QUALIlY MODEL PRODUCTS ValleY View Dr Box 43 Allegany NY 14706 ATTN HELl PILOTS! INTRODUCING HELl-PADTM serves MAINTENANCE PAD 20 Sguare Magnetic Al Surface Prevents Loss Metal Pieces STARTING PAD Keeps Helicopter Dirt & Scratch Free PRACTICE PAD Ideal Reference Tool Practicing Autos Hovenng Etc Printed 1f High-vlsi lily Neon 0range Light Weight CAJrab/e Non-Slip Accommodates 30-60 Size $1495 S/H Ghici MO MIC VISA OK -,, PIT PATIO__ TX RES ADD 6% SALES TN MIlL ToIMAGE PRODUCTS PO BOX 566125 DEPT AS TEXAS 75356 214 699-1234 trimming required nose bowl cut four pieces 1 3/8-in balsa sheet Since most- hobby shops dont carry balsa thickness youll probably have glue two 34-in sheets together inside cowl must chamfered before its glued cowl frame woodcarvers gouge works well After gluing nose bowl place test fit cowl firewall engine installed nose bowl strikes cylinder head trim inside Cut paper template plan round outside nose bowl razor razor plane Use template ensure uniform roundness Cut pressure relief slot lower right side cowl glow plug starter clip should reach glow plug through hole Test whether does enlarge hole necessary coolheaded engine cooling system works follows Propwash enters front cowl creating buildup compressed air inside cowl compressed air escapes cowl through three routes Some air leaks around muffler some passes out pressure-relief slot remainder exits through cooling duct behind engine cylinder last two cases air must first flow over engine cylinder head before leaving cowl block airflow around behind cylinder two sheet balsa baffles installed cowl alongside very close engine cylinder retrospect Im sure baffles necessary estimate half air entering cowl flows over engine head Note cooling better cowl its off have never flown airplane cowl off dont recommend cooling duct behind firewall see photo plans made two sheets /32 balsa Control cables used scale control system because its simplest option available elevator cables require plastic tube guide through former F8 fuselage side Use section thin throttle cable tubing installing shown plan photograph Glue guide place fillet baking soda CyA cut tubes flush fuselage surface THE AIRPLANE FACTORY INC 1880 PINEVIEW MANDEVILLE LA 70448 R/C Combat N Crash Resistant V idea $1295 pp post paid LIST $89 95 1-800-264-7840 Kombat 40 member quick building exiremely durable Armadillo series Made aluminum polypropelyne no foam can assembled engine mounted radio installed hour NoThing ertra buy provide 4 channel radio 25-40 engine supply everything else great spoits plane fully aerobatic bolt-on symmetrical wing pre-hinged pre-finished red blue orange yellow compared other almost ready fly designs take 10-12 hours longer complete Kombat 40 true winner ORDER YOURS TODAYI Trainer Version available $7495 rudder cables exit through stringers front former F9 hold cable guides add small piece 3/ balsa between stringers location shown Dont worry about paint clogging tubes can cleared pin Test guides threading length Proctor control cable through verify dont restrict cable motion under tension Remove cable add top bottom stringers Control cables attached Du-Bro threaded couplers Proctor swages Loop cable through coupler swage crimp swage wire cutter Use metal devises rather nylon ones tail end control cables theyll tolerate undoing trips field Prevent devises turning using 2-56 nut lock washer Use nylon devises servo end since dont require jam nut Mount elevator rudder throttle servos standard servo tray installed crosswise cockpit Glue balsa blocks 1A-in ply faces fuselage walls screw servo tray ply face Mount dummy pilot ply base same way position higher cockpit recommend Williams Bros quarter-scale pilot Williams Bros pilots run smaller average quarterscale size will fit -scale model Attach pilots base screws allows access servos removing pilot rather wings opinion model pilot sometimes looks better static display Sport Scale contest rules require pilot flight static display photos show both ways What think Mount throttle servo upside down servo tray aligns cable straight shot throttle Dope Just say yes model has much surface area keeping finish extremely lightweight critical wings covered Sig Koverall attached nitrate dope Cover bottom first add small filet white glue alongside rib will assure fabric wont pull away undercambered rib sheeted parts fuselage covered lightweight silkspan open structure fuselage tail heavyweight silkspan used three coats dopea base coat nitrate coat clear butyrate sanded remove fuzz top coat color Prime metal parts such axle tail strut nitrate dope Unlike butyrate nitrate adheres well metal Butyrate however does bond well nitrate Paint tail strut tail skid separately painted assembled tail should weigh no five ounces prototypes color scheme taken cover August/September 1963 issue Air Progress magazine painted roundels first masking off vinyl electrical tape spraying 152 Model Aviation T-Shirts $l295pp Sport Flying Flys hour N 820 CRANDALLIROAYDONN rge see ion o emoc ro e irp anes e pro essiofla jMILISTED BELOWIn Business since 1973 PRICES SUBJECT TO CHANGE WITHOUT NOTICE IS JUST FEW OF THE MFG WE STOCK HOURS MONDAYTHRUTHURSDAY9 5PM FRIDAY 9AM-2PM CLOSED SATURDAY & SUNDAY E 812 366-3141 AJUSTO JIG AMBROID ARCO RUBBERBANDS BRIDI DAVEYS SYSTEMS COVERITE DEVCON O REM EL DU-BRO DY NA Fl LITE FOX FUTABA GOLDBERG GAS MODEL PROD HALLCO HOBBYPOXY HOT STUFF K & B MFG SIG SA ITO STAFFORD AIRCOUPE $9995 SONIC-TRONICS STERLING SULLIVAN TOP FLITE YSENGINES LANI ER MILLER NORTHEAST_ ZINGER PROPS complete lIsting etcplease send stamped self-address enve lope DEALERS WANTED F K KITS arf/9berLaSjS1 $11995 Stafford STAFFORD KITS AVAILABLE SHORTLY B24 TWIN COMANCHE COMANCHE & MOR& EAA ACRO SPORT scA C spoft PA ERN FOP 50 ENO 506 Ship FtO sAsAIspsucscoNtRuc ON SOC OP Chionsocow PAN SwNOSHCO white blue red turn khaki brown color also sprayed prepared mixing quart Sig chocolate brown pint Sig olive drab dope thinned 11 gave cowl several coats butyrate sanding sealer sanded well sprayed coat Cub yellow coated entire cowl Bob Dively liquid masking film drew checkerboard pattern pen cut X-Acto knife peeled off other square masking film sprayed thinned Fokker red Finally removed remaining masking film sprayed cowl two wet coats clear butyrate gloss Dont drink Loctite end wing strut requires nested pair brass fittings fitting closest wing attachment point brace wires other fitting connects strut Bend latter U-shape attach both fittings hardwood block wing single screw Bolt second fitting wing strut 2-56 nut bolt prevent vibration loosening nut flight coat bolt sweetGIANT SCALE FLYIN ups vOLUME 1- Scale entertainment helpful hints vOLUME 2-Mid Atlantic Ducted Fan Jet Show tape $1995 shipping & handling Virginia residents add 90e sales tax Send money order check COD AIRPLANE VIDEO CO PO Box 8577 e Norfolk VA 23503 480-1553 TI-US IS THE ROUTE FOt ThE JEW kiETRO 5UBUJAi? .... AFTER HOURS CALL WE MIGHT BE HERE THANKS FOR YOUR BUSINESS BILL & JOYCE IIj turn printer airfoil plotter FOILED AGAIN! PLOT AIRFOILS IN ANY CHORD UP TO 24 INCHES MODtFY THICKNESS CAMBER & TRAILING EDGE PLOT SKIN THICKNESS FOR SHESFED WINGS ENTER DATA EASILY VIA INTELLIGEN EDITOR USERFRIENDLY MENU-DRIVEN OPERATION INCLUDES 18-PAGE ILLUSTRATED USER MANUAL $4500 . @10. pinS 10Cm IfllaOhtjeiOI e dm0 @50045 000i40 WMPCIXTIST OIPUW CeOpotop 0440 ,0o peP 004 eooaPA pSe typo 0111 04400 s5000 5W 15 SOlO 11V 00100 CYGNET Software 714 496 6961 24843 Del Prado #141B Dana PoInt CA 92629 LANDER INDUST VISA 1005 19TH ST CT HAYRE MONTANA 69501 406-265-6529 BUILDING BOARD 24 x 48 5 mci Frt 30 x 48 5 mci Frt 24 x 66 5 mci Frt 24 x 72 5 mci Frt CANADIAN ORDERS ADD 25% Build slraighf withouf Spending fortune durable high density 1/2' pin surface bonded ba 3/4' heavy warp free base straight rue work surface fhat will last years years June 1991 153 FULL BODY PILOT KIT Contains pilot head hands boota helmet cap goggles tull templates easy instruc tions Easy assemble tiniah Some simple sewing required Fully positionable too Nb #2061/6 scale995 #2O5-1/s scale1095 #204-h scale1195 #203-R scale1795 DARNED GOOD AIRMEN Lightest pilots available Lifelike vinyl latex rubber Build Sportsman Barnstormer Full Body Bus LJ BUST PILOT KIT Contains pilot head helmet sport cap goggles jacket Easy assemble finish P110 #lO8-/a scale NEW 695 #1061/6 scale 795 #lO51/s scale #104-/4 scale. 995* some #1031/3 scale. 1595cimpla sewing required JET PILOT KIT Pilot has molded jet helmet Contains lace mask osygen hose Extreme ly Realistic Weighs less / oz Piee #308-/s scale 695 #3O71/ scale 795 ORDERING INSTRUCTIONS See dealer tirst order direct Add $100 shipping NYS residents add 7% tax Send check money order CODS OK Send $100 br catalog See Dealer acid Dollar direct order handling tasting Loctite 242 Threadlocker Loctite requires 24 hours set however wait long before flying Wing brace wires Proctor No 203 stranded wire equivalent fish leader Stranded wire has annoying tendency unravel can checked treating wire drop Zap Hot Stuff before cutting brace wires pulled just tight enough take up slack tension unnecessary stress No adjustable turnbucldes used theyre too expensive dont contribute scale appearance Note lift wires landing wires double cross wires cabane struts interplane struts single Bind latter cross point single loop thread apply drop CyA prevents metal-to-metal electrical noise rear pair lift wires runs unattached through fuselage fitting passes through fuselage exits other side up strut fitting other wing forward pair lift wires merely loops around landing gear strut firewall Similarly landing wires loop around cabane struts Check Pitots door [v32][b-1-10-1-10]]1 MOWNG LET US KNOW WHERE YOU ARE GOINGI move please jet us know advancesix weeks re qujred change address Attach current MA mailjng label check approprjate box mail Subscription DeI I at/on 1810 Samuel Morse Dr Reston VA 22090 Pt Model Avi Check approprjate boxenclose payment SUBSCRIPTION GE OF ADDRESS 1Non-AMA-member subscription rates $1800 12 months US addresses US Schools $900 $1350 elsewhere including Canada Mexico $2900 Payment must check ormoneyarder US funds drawn US bank NameI AddressI City/State__________________________________________________[v33][b13882199162918800]]ZIP ______________ L. lAviation 1810 Samuel Morse Dr Reston VA 22090 4 Model Aviation few tips improve scale accuracy higher static scores sport Scale contests Paint upper wing brackets tail nylon bolt head Recess bolt heads lower wing Fill holes modeling clay paint clay bolt can removed later pushing screwdriver clay Use two ribs rather center upper wing remove covering between ribs gives appearance two wings bolted together Add scale Pitot tube interplane strut shown scale views AMA rules require removable flight Dont ask Add scale machine gun sight shown scale views Make gun balsa blocks aluminum tubing Make sight soda straw Push antenna wing during static display Dont forget pull out again before flying Make own wheels wood automobile fuel line tubing scale diameter 5% can claim points craftsmanship accuracy outline Different strokes might want substitute large four-stroke engine 05 90 two-stroke Four-strokes require upright mounting airflow two-strokes also need two Rubber r Muffler Don Lowe RCM set-up hss shown 6 dB drop sn very lIttle RPM toss Brian Lee R/C Reportjeers None.it never cracked spik melted came looae anything just hung ate noise Howard Crispin Sound Model Aeronautics dropped almost 6 db.the engine will turn tew hundred SPIt more.Ouite impressive Now Two Sizes up to49 size $249j List $3405 6 SE 206th Pt Postsge handling Fsee t WA 98031 Cheoks o Mossy Ositess ONLYSA 400 PM2081 854-8053 KSB FUEL SHUTOFF TIMERS Again now available $1750 Shipping $250 up toO units Over 6 add 35 Exclusive Importer jY FA Model Supply CARSON TORRANCE CA50510CARSON CA 90745 TEL 12131 830-8839 eeuuu u-ufTOuLS 5 pc Masters Set 1/8 3/1 6 1/45/15 3/8 1698 3 pc Builders Set 3/181/45/16 $ 998 See Dealer Cataloger 10 Order Tools Call US pay br Cull no U S Canada 407 254-0516 905 N Harbor City tlvd Melbourne FL 32935 Dealer/Dlstrlbuier Inquirisa Iselted Fonda Res Add 5% Sales Tao Losing control can night mare wrong response given command can take its toll model nerves wallet Radio South know feel about hobby too avid RC enthusiasts nearly half century combined experience ILGAIN Futaba KRAFT RAD Free Order Line Orders Only Please 1-800-962-7802 CONTROl ling radio repair So avoid inflated repair costs undue service time Radio South ______________________________________________ fast economical inhouse radio service can depend Radio South customer satisfaction isnt just motto Its way life Let us put back control repair information 904 434-0909 5524 N Palafox Pensacola FL 32503 inches space prop firewall makes things complicated suggest add second firewall two inches behind Fl mounting 05 120 Surpass Enya 120 Make cutout Fl equal front view engine use two separate wires front cabane struts nonscale cutout fselage behind Fl will needed cylinder head Block off airflow cowl except over cylinder engine Angle muffler straight down between Fl new firewall glow plug now under top wing remote glow plug jack such Headlock will required try please let know works out calculations show 05 108 two-stroke engine will also fit cowl Turn tune check out reliable engine absolutely necessary Scale model Since 54C has great deal built-in headwind youll trouble engine quits sky above runway behind model doesnt glide very far Always break tune engine sport airplane prop muffler fuel intend use engine completely checked out install Tommy changing anything No need speed Crosswind ground handling poor crosswind tends pass under upwind wing tips roll downwind always take off land directly wind means steering rudder holding wings P&7PgDAIPGPAT PLOTS Scde Drafting crid Sccrviinq Services 3 Views D-TECI4 SYSTEMS ct*g l0o 22 lox 101-14 * Carterville II 62910 6189802223 level ailerons have little experience learn sport airplane taking off landing strong crosswind aileron response sluggish elevators sensitive rudder turn sharply quickly must bank ailerons kick tail around rudder Practice skill altitude youll need during landing theres turbulence large elevator rudder needed control very low airspeeds during taxiing sensitive higher speeds rudder effective plane can flown using ailerons can snap-roll rudder alone throttle has little effect airspeed plane flies slowly regardless throttle setting power merely permits greater rate climb Tall vertical maneuvers require extra kick momentum get faster plane case theyre scale since full-size 54C oaly 80 horsepower Nevertheless loops rolls graceful Try Chandellea climbing 180 0-degree turn wings held level used coordination training Tommy other airplanes period Turn rud der using opposite aileron hold wings level elevator hold constant rate climb might also want learn retournment renversement de scribed Rickenbackers book Fighting Flying Circus Doubleday 1965 Baf fle flight judges calling maneuvers period namesie spin vrille circle virage Except totally calm air its unsafe land 54C engine low idle would Pattern plane Instead trim plane climb full throttle approach field about quarter throttle using throttle elevator control rate descent Apply bit up elevator 10 feet altitude remains keep wings level aileron control June 1991 155 rA LEGEND IN ITS OWN TIME Production over 43 years Remember Control Line Simple airplanes no starter no radio problems dont relive yesteryears helping neighbor own child fly control line again FOX 35 stunt first sold 1948 made anniversary model available its 40th year Now its 43rd will want ever FOX MANUFACTURING Co 5305 Towson Ave mith AR 72901 L 501 646-1656 501 646-1757 WOODWORKING MACHINERY POWERMATIC JET ARTISAN 304 562-3538 also have PO Box 536Y icane WV 25526 watch craft settle Reduce throttle after plane ground rolling along Coming stop hardest part Steer rudder maintain heading directly wind until plane comes full stop tail comes down angle attack wings will above stall angle creating lots drag loss directional stability Pilots full-size airplane would suddenly apply full up elevator point gun engine dig tail skid sod Since thats practical model must rely headwind propwash aid rudder steering Dont let frighten worst can happen says bigger better applications easily interchange 20 Cubic Inch engine A&M Aircraft size power get phenomenal 5x5x5 3 lbs little guy puts out 4 r 8000 horsepower mere $300 Gas $275 Glow Call tax today order Suggested Propeller Sizes 18x8 18x6-10 l8xlO18x8x14 20x6-10 plane will flip over its back speed low point damage unlikely prettiest maneuver touch go Its slow floating glide gentle touchdown long ground roll graceful lift-off have character thats unique old biplanes Youll hear people say goes real airplane Im happy tell qualified 1990 Scalemasters 54C building flying model gives much pleasure its given project will have success Please write care Model Aviation tell about adventures Ill respond letter need help Ill answer iWThzWizLttiii-wm m iwia lesa mwffla GAS IIIdILVfr7H htHHmQ New Generahon 20 Cubic Inch A&M Aircraft Sachs Dolmar buy A&M Aircraft youre buying best Plus Sales tax applicable Free freight pre-pa d orders check money order A&MAiujwr INC 428McArthu So e 02 Ca TX75007 214/242464 Fax2l4/242 1378 questions best canE RC Electrics/Kopski Continued page 39 conversionalthough cant imagine anyone would want Anyway Electric Fleet lists $9995 Romey Bukolt Mr Concept himself tells can buy em local hobby shop mail order providers like Tower direct Concept 2906 Grandview Blvd Madison Wisconsin 53713 lamenting lack large Electric kits can now experience some relief regard Im now trying decide just can schedule kit bench Next John Sermos Sermos Connectors recently showed some new things hes got works item already available tool aid contact installation removal now-famous Sermos connectors device insertion/extraction tool lists $500 will have photo handy accessory near future John also has under development some new mounting accessories connectors studying two approaches mounting Sermos connectors models surface charger connector interface have some samples try out its still winter fly Incidentally may both interested surprised learn professionally John ice skating coach has over years helped young figure skating stars Electric meets popping up over Ill list some info have right Frank Korman President Dallas Electric Aircraft Fliers advises DEAF will hold its first Electric competition Sunday May 26 Eastfield Community College Dallas Texas strictly AMA events meet scheduled include No 610 No 618 past DEAF has held annual fun flys will again later year info early serious meet can contact CD Jack Hamilton 11216 Sesame St Dallas TX 75238 Tel 214/348-4669 Next up Lehigh Valley Radio Control Society Pennsylvania meet June 8 9 Ive attending LVRCS Electric meet several years great fun fly lots easygoing activity plenty prizes info can contact Ellis Grumer 321 Aurora St Phillipsburg New Jersey 08865 Tel 908/859-0969 June 29 30 dates ninth annual Electric RC Fly-In sponsored Puget Sound Electric Model Flyers Boeing Kent Space Center Field Kent Washington year PSEMF will offer prizes trophies Most Aerobatic Best Scale Longest Flight 156 Model Aviation THE MAGIC MAGNET BUILDER finest model building equipment manufactured 9/ Aadf0 4heiw hoi#.&Aw* Maauae4aw 4 aeaf A4sAwh/ dealer order direct 500A Magic Magnet Builder contains 16x48 Steel Base Plate 30 Magnets 10 stands $ 9450 500B Master Magic Magnet Builder contains 16 x 48 Steel base plate 60 Magnets 10 stands 10 Vert press 10 steps 10 rib holders 40 sets nuts & bolts$16895 503B Base Plate Extension 16x 16 Steel Base plate building giants$ 2695 501A Unassembled Magnets 10 pak$ 1195 SOiB Assembled Magnets 10 pak$2200 502 Stands 10 uprights primarily doe fuselage assy$ 950 504 Vertical press 5 pak holding spars leading trailing edges position$ 995 505 Steps 5 pack adjustable leading & trailing edge positioning$ 995 506 Rib Holder 10 pak Use magnet building faster$ 995 507 R&R rool Magnet Mover$ 1 75 J LIND COMPANY 3151 Caravelle Dr. Lake Havasu City AZ 86403 1453-7970 L Send self addressed Stamped envelope tor catalog products M/C sa accepted K Smaller Better K
Edition: Model Aviation - 1991/06
Page Numbers: 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 151, 152, 153, 154, 155, 156
NO OCR TEXT NO OCR TEXT hooch put scratchy old Bix record Victrola stack balsa get ready start cutting will enjoyable airplanes youve ever built fact its cats pajamas Would Red Baron bounce idea using coil-sprung landing gear model occurred flying fifthscale Fokker Triplane Its gear similar type used struts rigid Youd hear shuddering clunk unyielding gear hit ground expected forward strut buckle abuse surprise aft strut bent instead Apparently rearward landing force greater upward force Since forward speed airplane greater downward speed stands reason did full-size airplanes era have axles allowed small amount upward travel answer lies slow landing speedsonly six miles per hour fifth-scale equivalence Since models must land faster greater rearward shock absorption needed solution allow forward struts swing backward slightly upward attaching J-bolts firewall rear struts have coil springs inside fuselage anchored plywood bearings middle fuselage sides springs will compress landing allowing axle rotate rearward upward mostly rearward Play rear struts achieved cutting small openings point enter fuselage provides good tolerance rearward throw over two inches possible before damage will occur Compare upward-only throw /2 no rearward motion whatsoever scale shock chords used Touchdowns silent obviously 30 Model Aviation Although landing gear looks stiff designed flex rearward upward rear struts have coil springs hidden inside original S4C aircraft trainers high-performance fighters de- fuselage engine cooled both signed gentle handling nimble aerobatics wide-apart landing gear long fuselage scale cutout cowl unseen air large tail gave exceptionally good ground handling planes era duct propeller 14 x 6 Zinger Left S4Cs dapper lines bright markings capture essence Twenties Right generous wing areanearly 10 square feet makes slow flight floating glide Touch goes particularly nice insignia late WW Army Air Service Aileron control w wnn rimeuporm syrnem Pushrods fuselage drive rocker arms rroctor control wires guide rudder wings can removed maintenance wing torque tubes elevator Just full-size version WhIle repair mahogany strut attaches rocker arms rotate ailerons Its simple theyre extremely effective huge control sur- 2-56 nut bolt single screw effective scale Clevises pushrod faces require some discretionfull rud- receiver antenna extends through ends provide convenient field adjustment der full speed can cause snap roll lower wing Push static display ihotucisfiorse Scout S4C David P Anderson 4BLA RIBS ALUMTUB jOFTBLOCK - BAL IWET QBALR 5AL2R&IET gQBPLbp ~BALA PRR xBRLA LE TRINGER PROCTOR 2O3 ACONTROL CRBLE LSA &iEET Q890 FIIE WAIL - 2 CYCj BALbA C9PR Y4Q BALbP *R R WING -4 -4 PLY INNER INNER& OUTER RING I8IEET \ / BRR TUBE WHEL -P~ SPAR - * - 1ARE FdOIO OrACE 6 5PINR5 GRANDFA1NER A5PGEON MATER gg4 71E GRtAr WAR QRL&A 1E 7 k I EFILA BLOCK rear landing gear strut moat diffi cult part S4C build attaches landing gear metalwork completed front strut axle hole Coils rear strut provide up 2 end axle end will receive cotter pin rearward upward flex wire blackto retain wheel wheels made ened baking oven something wood automobile fuel line tubing authors wife hadnt planned 7 F cushioned little tendency bounce wheel strikes before other model isnt wrenched off course Begin making landing gear bending front struts cross braces Use Breiten coil bender equivalent dont try bend heavy wire pliers vise Position pieces front struts over plans make sure theyre true correct necessary axle A-in brass tube hole end Sand wires axle solder will applied Apply solder flux lightly coat areas solder Again lay parts over plans holding place alligator clips clothespins Fuse joint hot soldering iron Dont wrap joints wire point simply want hold everything together next step assembly Making rear struts completed cabane strut landing gear strap screwed ply support wing mahogany strut decorative wing wires functional difficult part projectits hard get angles lengths just right Fortunately theres comfortable margin error Bend coil first leaving plenty excess wire either end Bend angle about 50 less shown plans Make other bends Place piece over plans check out angles either incorrectly bent throw away try again youre satisfied legs bent correctly temper wires heating about 20 minutes 5000 F oven Shut off heat remove UG FLY WOOD C- KVOP YSSE GOLOBERS 2AA NOT GROAN IS RESISTS TIP STALLS 530 CIA NINA SOLDERNOTE BOLTCUTOUTS IURDIA MUSICLOCADON STRUT-RAKE 2TUTU BALSA US SALSA CR OS-HOSUE IUIB PLT WITHIUIB FLU CUTOUT AFTER ASSEMALS-AU/4 BALI IU JTTlUG TUTU COOLING WALL IOTCT-UTT TUTV REARUBOLSWOUD SORE IT2DA ARE WASHER lUG CIA AMASS TUBEAND SOLDER WITH 7UT2 DIG MUSICAGE WIRE INSIDEFUSELFRONT VIEW wires oven has cooled room temperature heat will relax internal tension caused bending greatly strengthen wires relaxation process will also bend coil another 50 thats bent hort After hardwood top ply bottom have added tail piece latter taped place 7A2 hole drilled through entire structure cabane struts assembled sol dered directly over plan scorching top cabane strut vertical part paper J-bolted Fl F3 plugs ply support wing hor Since accurate alignment important as- izontal part held same support sembly done over plan Carl Goldberg nylon landing gear strap 32 Model Aviation Full-Size Plans Page 203 04 P 0*000 RING -OUTER RING CH COW U LARGE SHEET -C REMOVE OTTER ASSEMBLY -308 BALSA UPPER COWER /I SOB RALSA NOTE MAP ING OBBT AGGIABLE EROM REPLA-TEER NTERN4TIONAL OTEER SOURCES ARE ADS RRAABESA-AYA0NEBT ISNR IAMB CAl NACS PLANS MBSORO NERVOC R SCHHESI ION MIRER DOWEL EPOHY TO FIN NIOHSALOA 114 BALSA SHEETOrAMILIDERSHEETELEOATOR CONTROL CAWLE 04 NA MALSA ROUND ALL EDGES MOTTOES B MRE MODEL AVIATION THOMAS MORSE SCOUT 54C DESIGNED BY DAVID P ANDERSEN TRACING BY JOE DEMANCO ALL BIONTS RESERVED O OIC BRASS SHEER WINO SYBUT OOIONRASS SHEETHONG7ADD RIS BLOCON SYBOT ETTINO-INIAFTHE ROSY MaCOH0/I151ACE/ AlTONODE THE ENS OF EACH HTHoDELE ATOR[I / CLAMPSCOWL NOSE BLOCKSTOOJIRES ONE OF GUER ETS HO HS SUREIPROETNO NDER -003 aLUMSUSRINACONTROL WOODAIBMON RSEHEB04 BALSA SOlO MATOGANOHEREWARM MACE 2HREET- GOLDBERG 100CABANE SORLYS STRAP104 BALSATO IS ROUNDEDECEVATUR THROW DOWN BOLT WEBWINS STROD NOTE STRUTSGREETDO NOT TAPERRASPER TRROM 3 LEFT MINOR -LOERTITEARE MADE FROM 50W MAROBANT CORAL IN -_________________________AN MALNA D ATft IAlL RON TRROMFRONT STRUTS ABE 10-102 CONS 102 MINIMOMREAR STRUTS BRE ONSIOUSS BALSASMEES IF IN LOWERBBIUMCL OH0515ffOPTIONAL VOCUALUM--PIN ACCMIPWEN MW WILLIAMS BROSOR 5104 CALSO STRINGEHRUDDER HORN 5132 BALSANUN PILOTFOAM RUBMORPLACE AFTER CONTROL CABLES5011 lOIN PLOSREETTEADRESTRROAN LEATHERORE NSTOLCED S TESTEDBALSA,J 7 cOWL COVER N 0 ION BALSA K OC 55ISTESTRINGERS OMITTED030 BALSA FCC BETWEENHOELBODOS R CI CO ELAHIST ECGTST DIVBIRCR UDDER 4IASCOT-- OWELMACBA -CjF-I OIF-NF-NilFAIIIFTFMPOSHEET-N soIIO-AN BAMMH RBMEASEB -DOME I-I\-tF-HOAPLOM~ - V MHSR _ _ SULLIVAN 11STIFFENER____ TPORHM BRAWN iI lOIN PLY-H-IN NO TANO~1S0BIY4BALSB----I - /11 0BEARINA00 WBAS Al -ABRbUSSARICCEB B- ___________BHLSAA MACCO FLIART SECLO-YI1OS FAHE SIDERABBEE NCUE BR CRAB -___________ii NYLOS GUIDE____ IIIirAREA-IN TRAY___V---- 1DOBES - LY BLUE C-IIEOCLAR j~MINES OH RRRA EBEBES1LRH FUSE MIADE CLI I MEIWS R BRISRA FASELAlCEII300104 BALSAFASELUSM 1 -SMEET CMICCMTABSW I--il 11- HUWCBH1OzrzT i4lSA-LAMERMIIIPROEBY DOT- _____U C-MATT1W -RBRGHNSTIFFENERHOP AOR -- 0SNARTAOH-~j _______ L~~-CONTROL CABLOULUE I ___ SHCDMERS 1003052 MW STEERAMLE 2 12VDSLL51 -SOLON MOLT TA CNN IS II_H--0 IL -TO BRSAER SW 5032IYR BALSADUBRO3BB TMTWR 032 POT BHER BATONIoO/3032 BALSA BOTTOMSWEET SIDESYOTE ASE UAM NUTBALSA TOIL BLOCH SNACKETWIRE W0MHOMMMOE ___________________EPOST 7FLOOR -ATT4CR TOlOAD LOCH WASRER IOU MACNAI I7RING00 i0N BALSA HREET DOUBLERONALLTAULCEOOOGTOP OIEW I4NOT SNAWNICOT AFTER ASSEMBLY 7 CSNOHBOIARUSICFUSELAGE SIDE VIEW Q-WIRE LANDING OEAR ITRUE LENATH OF LANDING OOAR HIV3NVH SHEET OP 3 Clean tin axle end wire Prop up whole landing gear assembly weights clamps strips wood Check angles against plans making sure gear correctly positioned Wrap joints well copper wire solder gear place Bind solder intersection cross braces will prevent metal-to-metal electrical noise Cut length /s2 music wire slip inside axle tube Dont omit step brass tube alone isnt strong enough plywood fairings will added after trial fitting landing gear fuselage Just like Comet kitwell almost fuselage uses classic constructionflat sides bulkheads lots stringers Select wood identical density grain sides sides must equal stiffness fuselage remains straight ends brought together Cut out formers add enginemounting blind nuts landing gear firewall Fl trial fit aileron servos F2 add guide tubes F5 cabane struts should assembled over plans J-bolted F 1 F3 Lay right fuselage side flat elevated surface epoxy firewall Fl former F2 place Fit landing gear strut ply bearing fuselage side before epoxy sets Add tank Secure F2 dab silicone gluenot too much will difficult remove Add formers F3 F4 F5 F6 F7 fuselage still its side add stabilizer clamped pinned place fuselage epoxied tail piece Waxed paper prevents accidental gluing fuselage fin rudder added next June 1991 33 other side inserting rear leg its bearing Pile weight old 12-volt starting battery works well hold side place Epoxy large gusset hard balsa spruce firewall joints Glue wellthis high-stress joint Temporarily pull sides together rear before glue sets should meet accurately adjust necessary Release rear fuselage allow glue dry Add wheel collars ends rear struts project fuselage keep struts pulling out bearings Add remaining formers triangular block rear end fuselage stringers added later Allow glue cure Thereby hangs tail used oldfashioned stick technique tail surfaces Cover plan waxed paper assemble parts over pin down glue dries Remove hinge pins Klett hinges coat lightly oil prevents glue jamming hinges during installation Note leading edges rudder elevator halves beveled point V2IGO L4B SA SHEETMAPLE // IF7V TAPER AND MOANS AS MEAUIS UPPEF WING IASSEMBLE ENC WINS ON Lro,iuFLAT BUILDINGJASS-SHIM AS SHOWN IGO I/A 5/A MAPLEBALSA TAPEB II\ II BS SHIM Iiji OMINA CSNGTBSCTERj VS I/Z MAPLE STRUT ATTACH-FLASH WITH TSP SAMFACE SF WINS 3/IB BA II FA I/O BALSA S/lB BALSA SHEET LOWER I/4 051 OLE OTHAT ATTACH FLOSH WITH TSP SO ACE OF WINS MOTE AT SAT WINS BIBS STACKB S STOCK HALO SHEET TOGETHER WITH SOABL HHH H Ho K hinge gap especially elevator should airtight Epoxy pin hinges place way make tail piece well kind weird Add plywood bolt bearer top fuselage block Glue top bottom pieces end piece using fuselage alignment guide Tape end piece fuselage drill pilot hole vertically through entire assembly Remove end piece Enlarge hole fuselage lower ply part end piece Thread hole hardwood section -20 tap Reassemble end piece fuselage trial fit Carl Goldberg A-20 3-in nylon bolt 34 Model Aviation Trial fitting one-piece K&S streamlined tubing tail strut strut flattened ends center drilled screwed tail piece bolted stab 9$ removable tail held place dowel inserted F9 nylon bolt below Quick-disconnect devises used control cable Prince Charming searches Cinderella trying tail lost ball Field assemblyone nylon bolt six devisestakes 1 mm 30 sec aging prince doesnt have bend over wing tip rounded razor plane sanding block outer rib cut down half thickness forward spar FAI SCALE NOTE USE 2 CENTER RIBS I2R APART-LEAVE OREN OAFy BETWEEN TRER 12R PLY CABANE ATTACRAACNT-LNEER SPAS RARE TIllS TAUT FIT ANT EPOXY FROM Full-Size Plans Available. See Page 203 124 324 BALSA SBSR02 124 MAPLE STRUT ATTACS /FLUSH WITR BOTTOM -/1Ifl7TL I2I7IKK2L UTIir TUB LS OFFBLUE 3232 BALSA SHEETBOTTOM OF TSP H BOTTOM BETWEEN RIBSTH S RB ADO AFTER RBOIER ABMS ARE N PLBO B METER ULSA RIBS-IIH% 124 BALSA STIFFENER WRITE 28 PLY CABAHE02A IAE SAMOA ATTACH\ 2 I2UOB ERR IIBALSA SPAR L STRUT ATTACBASMRT II I--C REAR BRACE OR PLO ARE BALSACUT SPAR HEF AFTER ASSEMB ESSEINSTAL RCCR 1 ARM AVE REAl ARACE ANT T IS SHEETINO 4 BALSA LEAVINS FESE wv/ REAM SPAR RORTS AGAINST BOTTOM OF FUSE SIDE 0 / OAR BALSA SHEET ~ 1] / EPOXY BOWEL INTO TAME-AVE WOPA 324 BALSA SHEET-ABS AFTER AILERON LEVER IS INSTALLEE EPARRARE FASELAHI O4 I22 SARI BALSA BRACE 04 4 22 RARE BALSA BRACE RIVELE V NOTCHES ITS VIA NOLON 24 VIA ALUM PARADE T VBE\ TB PLO COAT 4EV / \il [ / SAL LENENO OF IEPOOTTUBEJITOPAOE~A~lS/ IINPLACE[ITUBELY 45 B / 3IR52W 22 3T1R RALE RIBSIUTA1012 BARE 20SPARSPAR 3216 BEVIUB BALSA RIBS RARE VI PLUS 2 FOR AlL 1 124 UPPER WING RIB PATTERN BILL 9232 ROLE FOB TURSUE RPA CLEARANCE 124 122 BARE BALSA I CUT OFT N TAPER HOOT RIBN 3210 RALSA SHEET V4SO HARE BALSA SPAR INNER NOBUE FOR ANTENNA WIRE PA 22 MAPLE 32IR SO HARE BALSA BOBART2 SAPER HINSE PAINT 3I04 122 BALSA / SHEET SBEET [I II i-I---- ISHIR AS REASI ATTACH WITH MODEL MARC EPOXY09 SHIM jIi NOTE COVER RINAS WITH SIA ROUERALL N BOPE INDER WITH AS SILRMON H E ULOWER RAND OIHEL 2LAPAER EACH TIP MECEIOEB A/ATE NM KSR 55 IA BALSA RB 22APRREE 52R BALSA BREE 0F cICQIQIQI ATTERN 3216 RULETV PARS RARE 19 O HARE 326 BULSA SHEET RISS LOWER WING RIB PATTERN SHEET 2 OP MODEL AVIATION THOMAS MORSE SCOUT S4C DESIGNED BY DAVID P ANDERSEN TRACING BY JOE DEMARCO RESERVES Straighten up dry right Place waxed paper over tail saddle area covering parts fuselage proper hardwood section tail piece Position stabilizer check alignment Lay stick across cabane struts sight along surface stab rear should see two parallel lines Correct alignment necessary trimming fuselage sides Clamp pin stab place fuselage epoxying hardwood top piece Cut hinge slot rudder tail piece add fin rudder Align fin placing yardstick alongside up against fuselage Glue rounded A-in dowel fin-stabilizer corner must also fit hole former F9 Puddle epoxy around dowel form fillet close gaps Rough cut tail cone blocks triangular shapes Set place mark outline former F9 softtipped pen Plane sand blocks shape Hollow out refine contours additional planing necessary give final sanding Glue blocks place tail strut made K&S streamlined aluminum tubing Flatten center needle-nosed pliers drill screws fasten bottom June 1991 35 EAEISS FESE ARING H BALSA EET RIBS PA MEVIUM BALSA PATTERN VS TOP USE Left aileron rocker arms epoxied screwed torque tubes requires cutting rear spar wounded spar repaired doubler after rocker arm assembly Right Slotted sheeting added around rocker arms after aileron assembly Full-Size Plans Available Page 203 COOLINO DUCT3200 PLYWOOD OUTLETBEVEL AFTER INSTALLATION RISATLEFT SIDESIDE BOTTOM HATCH o /32 SOFT BALSA SHEET-MAKE 2-WET OUTSIDE BEPO AND ATTACH WITH CYA PAIRING ERN DUCT TAPE FRAME SIS CELLOLOSE-IYW SOFT ACETATEBALSA BLOCK / HEADREST PATTERN 1A32 PLYWOOD MAKE 4 SANDWICH LA WIRE BETWEEN WITH IFLEDIBLEI MODEL MADI EPOAT K] COCKPIT CUTOUT PATTERN FUSELAGE NUMBERS HA BALSA SR F-B LA STRUT SHONT PIECES OF PATTERNPLASTIC TOWED AROWDOD PROP PAINT ON TRIM SOLD OH RHON UPPER WINO AUATAALE LINK RIGHT AlL DERVO HERE AILONTNWHEEL SIDE AFTSCALE ELLER CONTROLCUT OUTS FOR SCRCWDRIVER HODLEFT AlL SERVOACCESS TO SERVO MOUNTINO HERE WHEEL SIDESCREWS AFT BOLT LUCATION REAR ///CARANE K SALLIVAN H PH PLYWOOD 407 FOEL TANK SOLDER LINK-CLEARANCE BALSA OFEET FOR REAR 0 STRUT THROTTLE CABLEF- 2____________________________ F-4 S F-S 0 OS BALSA SHEET UP ELSA UP ELKS LEFT SIDE AIRIlY ASK HJSKWRRUD -N DAWN ELK ~SONN ELKS - RINIR SINILEFT SIDE PLASHID SANIS AS SABLE DUINIS 34 5K IAB BALSA SHEET CUT OUT 15A PLYWOOD F-9 NOTE ARE PROCTOR WRADE WIRE PAR RIRBIHOALL ENOAGA IS REIWSE SLAKE SASS WREN-TAP OP FORWARD WING STRAY TO BASE AF PORWARS LAGAItRI REAR STRAY DOABLE WIBEN- FANELARE READ LOWER NINA ROAR TA TAP OF HEAR WIRN STRUT 0 DOUBLE WIREN-BASE OF REAR WING STRAY TA YAP OF REAR DABANE STRUT DOABLE WIRER-BANE OF FORWARD NINA STRUT OFRAT S SIRALS WIRE NOWLE GALE VERTIDALUT TA P NIRRLE WIRE-ORANSED BETWEEN WING STRAYN SPECIFICATIONS SCALEAR YR BArlOW BIRD SPANS0 AlSO AREA1387 RUIN FUSELAGELESATSRN SEIGOY-R1O LBS RADIO AAASSEL-SSERUW SHRINEAS RE DAYDLE RBIEFT MODEL AVIATION THOMAS MORSE SCOUT S4C DESIGNED BY DAVID P ANDERSEN TRACING BY 10E DEMARCO tail piece outer ends also flattened bolted stab 2-56 nuts bolts Fit 5trut remove until painting has completed DonRt omit tail strut functionally necessary pitch control stab must rigid control cables work correctly steerable tail skid Du-Bro tail wheel bracket screwed bottom tail piece must cut small notch rear portion order clear tail strut Substitute %2 wire tail wheel wire enlarging hole bracket accept Form tail skid wire except lowest bend Insert bracket last bend fit bracket fuselage top end wire should fit bottom rudder Harden inside hole coat CyA cyanoacrylate adhesive tail skid wire rests hole being glued permits removal entire tail skid assembly Remove now Youll replacing after painting has completed Only 84 wing ribs go Cut 84 wing ribs half ribs using stacked rib method shown plan Batch cut six time Select medium medium-hard balsa ribs wood thats too soft will split during assembly thickness rib material matches scale width rib taping 15 feet wing appears have taped ribs Scale purists may add rib stitching think lifes too short Test fit spar holes rib section spar material Use nail file enlarge too tight fit should loose enough rib will slide easily over spar tight enough make good CyA glue joint tedious work watching TV may help get through youve ever built Goldberg kit youll recognize wing structure double spars inside ribs no sheeting Actually method predates Mr Goldberg its closer structure original 54C Clearly blatant plagiarism Goldberg Thomas Select spars straight arrow cant find perfectly straight spar material local hobby shop cut sheet balsa Slip ribs over front spar spacing ply-and-spruce Cowl frame attaches firewall four screws inside balsa nose bowl cham fered woodcarvers gouge before ing attached cowl frame 36 Model Aviation WINDSHIELD PATTERN /.me 1AB ply covering clamped cowl frame clothespin C-clamp rubberband available epoxy cures elevator rudder throttle servos mounted crosswise cockpit eleva tor servo center rudder servo bottom throttle servo mounted upside down left separate pair control cables runs half eleva tor pilot removed easy access approximately now refer plan Insert rear spar ribs inching along moving rib little time will take about 30 minutes ribs exactly aligned over plan Zap Hot Stuff spars deeply penetrating instant adhesives work wonderfully did Carl Goldberg get along Only 36 wing ribs go Add leading edge before inserting half ribs Round wing tips razor plane sanding block shown photos leading edges ailerons should rounded center curvature half elevator driven its own pair Proctor control cables rudder ca bles exit fuselage slightly ahead F9 tail skid moves rudder didnt think 1917 hinge line Cut A-in slot inboard end accept aileron torque tube Epoxy dowel inboard end torque tube drill pilot hole accept screw Epoxy torque tube place aileron coat lightly oil ply bearings will attach ply tube bearings place yet attached slide torque tube wing Epoxy Robart hinges place using Model Magic formula thick light fills gaps well surplus easily cut away Glue ply tube bearings place ribs Sand aileron structure flush rest wing using sanding block T-bar Notice rear spar runs through aileron rocker anns Youll have cut Continued page 151 strut end requires two brass fittings screw under strut seen attaches fitting wing 2-56 nut Loctite coated bolt hold strut fittings cables Proctor wires swages Bottom view showing removable hatch cooling duct lower wing mounting bolts clearance holes rear shock absorbing landing gear struts Making hatch removable gives access re ceiver battery fuel tank June 1991 37 Left A cooling duct behind engine cylinder head provides airflow unobtrusive exit hole bottom fuse airflow available through scale pressure relief slot cowl both cases air must flow over cylinder head before leaving cowl Note wheel collar ply bearing rear coil-sprung landing gear strut attached fuse Right Plastic guide tubes extend through FO fuse side support elevator control wires Similar guide tubes rudder located between stringers turtledeck Left Bottom view fuselage Classic flat-sided construction used lower wing attached four nylon bolts spruce blocks shown Note cooling duct exit hole lower left Right receiver attaches fuselage floor double-faced servo tape tenna runs through inner Nyrod tube lower wing receiver visible through cockpit preflight inspection stalling angle Russian planes remained clearly under control very low speed Obviously far air show stunt enables fighter rapidly reduce its speed combat opponent whizzes right past becomes target concept enhanced maneuverability through sophisticated use controls introduced Messerschmitt-Boelkow Blohm 1977 Rockwell entered game 1983 producing vectored thrust F-14 Tomcat flying test bed Construction X-31 began mid-1988 first two airplanes rolled out factory Palmdale California March 1990 flown October 11 year second X-3 1 flown German pilot January 19 1991 Building time shortened considerably using lots off-the-shelf parts landing gear Cessna Citation II General Dynamics F-16 canopy instrument panel digital displays F/A-18 Hornet Other parts LTV A-7 Corsair II Northrop F-5 F-20 Bell/Boeing V-22 tilt-rotor VTOL wing design borrowed MBB experimental European Fighter Aircrafts clipped double-delta planform designers also made liberal use advanced materials X-3 1 Graphiteepoxy used much skin fuselage wings vertical tail thrust-deflector paddles carbon/carbon much aft fuselage covered aluminum/lithium Once initial phase flight test program has satisfactorily completed X-31s will used mock combat estimate effectiveness Enhanced Maneuverability devices will remain active airplane shut down other Later pair will engage simulated combat maneuvers current American fighters Theyll probably also tested against some Soviet fighters have collected during past few decades currently operated out secret test bases Nevada Specifications X-31 Wingspan 23 ft 10 length 43 ft 4 height 14 ft 7 wing area 226 sq ft empty weight 11410 lb design gross weight 15935 lb fuel load 4136 lb about 700 gallons jet fuel top speed about Mach 13 850 mph 40000 feet Such things cruising speed range little consequence research airplane Power GE F404 turbofan CS COMPETITION ENGINES NII CSG049NORMAL ABC 28K RPM$14200 CSG049SPEED ABC 35K RPM$14900 CSG081NORMAL ABC 27K RPM$14200 CSG081SPEED ABC 35K RPM$14800 CSG09NORMAL ABC 27K RPM$13700 CSG09SPEED ABC 35K RPM$14200 CSGiSPSPORT S BB 18K RPM$ 5500 CSG15NORMAL ABC 27K RPM$12900 CSG15SPEED ABC 37K RPM$13900 CSA15SPEED AAC 37K RPM$14900 CSD1STRDIESEL AAC 23K RPM$18900 CRC15TEAM RACE CARB DIESEL$ 5900 CSG212 ABC 18K RPM$12900 CSG21SPEED ABC 28K RPM$13900 CSG21NMARINE ABC 28K RPM$14900 CSG602 ABC 2- 18K RPM$15500 CS1TUNEDPIPE 049-081$ 2900 C59TUNEDPIPE 09$ 3100 C52TUNEDPIPE 15-2140$ 3900 CSHGLOWPLUGS 049-15$ 399 CSRSPEEDPAN 049-09$ 3995 CSWSPEEDPAN 15-21$ 4895 CSPCARBON RACE OR FAI PROPS$ 1475 ALL ENGINES ARE TEST RUN BEFORE THEY LEAVE THE FACTORY GUALITY OF WORKMANSHIP ANTYI YOUNGSTERS SPECIAL SS 15 UC DIESEL $2775 CS iSP UC GLOW $4775 MUST BE UNDER 16 YEARS OLD FOR THIS SPECIAL PLEASE! CNAUB WI Must have expiration date ne rated 16000 pounds So youve got Flat turns will thing 1990s Skid around hearts content instructor screams just tell him read about Model Aviation course keeps yelling youre own Though might consider swatting him rolled-up copy issueonce youve landed come complete stop shut down engine purchased flying school Scout/Andersen Continued page 37 spar two places order install rocker arms Slip arms through cuts repair spar gluing doubler over cut regions Epoxy screw rocker arms torque tube Finish wing structure adding %2 sheeting around rocker arm area Holy cowl cowl built frame NEW HIGH PERFORMANCE HIGH TECH ENGINES FOR THE 90s ABC DUAL BALL BEARING SCHNUERLEI RPM FIGURES ON FAI FUEL 0 NITRO NITROGEN GAS HARDENED STEEL CRANK BRONZE BUSHED HIGH PERFORMANCE ALUMINUM ALLOY RODI CIRCLIP WRIST PIN MAT FINISHED ALUMINUM CRANKCASE FOR BETTER COOLINGI NEW HIGH TECH ENGINES FOR THE 9OsII 21 MARINE & 80 2x2 COME WITH CARB ALL OTHER ENGINES EXCEPT 15TR COME WITH UC VENTURI & NEEDLE VALVE ASSEMBLY A & 15 ENGINES COME WITH BUTTONHEAD TYPE GLOW PLUG ALL ENGINES EXCEPT 1SP-1STR & 80 COME WITH ALUMINUM SPINNER THE 21N HAS GROOVE FOR BELT START NEW CS PULSE JET ENGINES ALL STAINLESS STEEL CONSTRUCTION NO MOVING PARTS TO WEAR OUT USE REGULAR GASOLINE EASY START SJP-1 28 LBS THRUST $18075 SJP-2 51 LBS THRUST $21575 NEW 15 COMBAT SPECIAL AND 40 QUICKEE 500 SPECIAL SEND IN YOUR REQUEST SEND NO MONEY YOU WILL BE NOTIFIED WHEN AVAILABLE SEND MAIL ORDERS TO CHEROKEE HILL SOUTH AERO ENGINES LTD 2914 BUCKLEY AVE LAKE WORTH FL 33481 407-965-8150 FROM 8PM TO 9PM EXCLUSIVE CS DISTRIBUTOR DEALER INQUIRIES INVITED SEND $500 FOR SHIPPING & HANDLING COD ADD $450 FLORIDA RESIDENTS ADD 6% SALES TAX CHECK OR MONEY ORDER two rings A-in ply A-in hardwood stringers rear frame attached firewall four screws accessible long screwdriver engine muffler installed Install A-in ply spacers behind rear ring cabane struts landing gear attach firewall gaps between spacers space also allows trimming cowl flush fit against firewall Build frame first Align D triangle before slow-setting epoxy has hardened Cut single length V16 ply about r frame Apply slow-setting epoxy frame beginning seam bottom wrap ply around Clamp ply place lots rubberbands C-clamps old frequency pins clothespins what have Remove clamps epoxy has cured Trim A6 ply frame cut away lower part frame shown plan allow room muffler Fit cowl firewall ADVANCED AERO PRODUCTS VS & Os SLWASS 120 CAll ON WNF7E EON IEDVUATI3N ANN ULlEAl SM ADVANCED 0000 POOCAJCTS NT NON 390-C AlAilO TX 75003 014 924-3940 June 1991 151 ZENOAH SACHS-DOLMAR & QUADRA ENGINES ERCOUPE TOMAHAWK & J-3 KITTEN KITS ZINGER ft DYNATHRUST PROPS FUEL TANKS Carbon-Fiber Arrowshafts Ceconite ft Glue DGA & MGA PILOTS Send $100 catalog JIM MESSERS QUALIlY MODEL PRODUCTS ValleY View Dr Box 43 Allegany NY 14706 ATTN HELl PILOTS! INTRODUCING HELl-PADTM serves MAINTENANCE PAD 20 Sguare Magnetic Al Surface Prevents Loss Metal Pieces STARTING PAD Keeps Helicopter Dirt & Scratch Free PRACTICE PAD Ideal Reference Tool Practicing Autos Hovenng Etc Printed 1f High-vlsi lily Neon 0range Light Weight CAJrab/e Non-Slip Accommodates 30-60 Size $1495 S/H Ghici MO MIC VISA OK -,, PIT PATIO__ TX RES ADD 6% SALES TN MIlL ToIMAGE PRODUCTS PO BOX 566125 DEPT AS TEXAS 75356 214 699-1234 trimming required nose bowl cut four pieces 1 3/8-in balsa sheet Since most- hobby shops dont carry balsa thickness youll probably have glue two 34-in sheets together inside cowl must chamfered before its glued cowl frame woodcarvers gouge works well After gluing nose bowl place test fit cowl firewall engine installed nose bowl strikes cylinder head trim inside Cut paper template plan round outside nose bowl razor razor plane Use template ensure uniform roundness Cut pressure relief slot lower right side cowl glow plug starter clip should reach glow plug through hole Test whether does enlarge hole necessary coolheaded engine cooling system works follows Propwash enters front cowl creating buildup compressed air inside cowl compressed air escapes cowl through three routes Some air leaks around muffler some passes out pressure-relief slot remainder exits through cooling duct behind engine cylinder last two cases air must first flow over engine cylinder head before leaving cowl block airflow around behind cylinder two sheet balsa baffles installed cowl alongside very close engine cylinder retrospect Im sure baffles necessary estimate half air entering cowl flows over engine head Note cooling better cowl its off have never flown airplane cowl off dont recommend cooling duct behind firewall see photo plans made two sheets /32 balsa Control cables used scale control system because its simplest option available elevator cables require plastic tube guide through former F8 fuselage side Use section thin throttle cable tubing installing shown plan photograph Glue guide place fillet baking soda CyA cut tubes flush fuselage surface THE AIRPLANE FACTORY INC 1880 PINEVIEW MANDEVILLE LA 70448 R/C Combat N Crash Resistant V idea $1295 pp post paid LIST $89 95 1-800-264-7840 Kombat 40 member quick building exiremely durable Armadillo series Made aluminum polypropelyne no foam can assembled engine mounted radio installed hour NoThing ertra buy provide 4 channel radio 25-40 engine supply everything else great spoits plane fully aerobatic bolt-on symmetrical wing pre-hinged pre-finished red blue orange yellow compared other almost ready fly designs take 10-12 hours longer complete Kombat 40 true winner ORDER YOURS TODAYI Trainer Version available $7495 rudder cables exit through stringers front former F9 hold cable guides add small piece 3/ balsa between stringers location shown Dont worry about paint clogging tubes can cleared pin Test guides threading length Proctor control cable through verify dont restrict cable motion under tension Remove cable add top bottom stringers Control cables attached Du-Bro threaded couplers Proctor swages Loop cable through coupler swage crimp swage wire cutter Use metal devises rather nylon ones tail end control cables theyll tolerate undoing trips field Prevent devises turning using 2-56 nut lock washer Use nylon devises servo end since dont require jam nut Mount elevator rudder throttle servos standard servo tray installed crosswise cockpit Glue balsa blocks 1A-in ply faces fuselage walls screw servo tray ply face Mount dummy pilot ply base same way position higher cockpit recommend Williams Bros quarter-scale pilot Williams Bros pilots run smaller average quarterscale size will fit -scale model Attach pilots base screws allows access servos removing pilot rather wings opinion model pilot sometimes looks better static display Sport Scale contest rules require pilot flight static display photos show both ways What think Mount throttle servo upside down servo tray aligns cable straight shot throttle Dope Just say yes model has much surface area keeping finish extremely lightweight critical wings covered Sig Koverall attached nitrate dope Cover bottom first add small filet white glue alongside rib will assure fabric wont pull away undercambered rib sheeted parts fuselage covered lightweight silkspan open structure fuselage tail heavyweight silkspan used three coats dopea base coat nitrate coat clear butyrate sanded remove fuzz top coat color Prime metal parts such axle tail strut nitrate dope Unlike butyrate nitrate adheres well metal Butyrate however does bond well nitrate Paint tail strut tail skid separately painted assembled tail should weigh no five ounces prototypes color scheme taken cover August/September 1963 issue Air Progress magazine painted roundels first masking off vinyl electrical tape spraying 152 Model Aviation T-Shirts $l295pp Sport Flying Flys hour N 820 CRANDALLIROAYDONN rge see ion o emoc ro e irp anes e pro essiofla jMILISTED BELOWIn Business since 1973 PRICES SUBJECT TO CHANGE WITHOUT NOTICE IS JUST FEW OF THE MFG WE STOCK HOURS MONDAYTHRUTHURSDAY9 5PM FRIDAY 9AM-2PM CLOSED SATURDAY & SUNDAY E 812 366-3141 AJUSTO JIG AMBROID ARCO RUBBERBANDS BRIDI DAVEYS SYSTEMS COVERITE DEVCON O REM EL DU-BRO DY NA Fl LITE FOX FUTABA GOLDBERG GAS MODEL PROD HALLCO HOBBYPOXY HOT STUFF K & B MFG SIG SA ITO STAFFORD AIRCOUPE $9995 SONIC-TRONICS STERLING SULLIVAN TOP FLITE YSENGINES LANI ER MILLER NORTHEAST_ ZINGER PROPS complete lIsting etcplease send stamped self-address enve lope DEALERS WANTED F K KITS arf/9berLaSjS1 $11995 Stafford STAFFORD KITS AVAILABLE SHORTLY B24 TWIN COMANCHE COMANCHE & MOR& EAA ACRO SPORT scA C spoft PA ERN FOP 50 ENO 506 Ship FtO sAsAIspsucscoNtRuc ON SOC OP Chionsocow PAN SwNOSHCO white blue red turn khaki brown color also sprayed prepared mixing quart Sig chocolate brown pint Sig olive drab dope thinned 11 gave cowl several coats butyrate sanding sealer sanded well sprayed coat Cub yellow coated entire cowl Bob Dively liquid masking film drew checkerboard pattern pen cut X-Acto knife peeled off other square masking film sprayed thinned Fokker red Finally removed remaining masking film sprayed cowl two wet coats clear butyrate gloss Dont drink Loctite end wing strut requires nested pair brass fittings fitting closest wing attachment point brace wires other fitting connects strut Bend latter U-shape attach both fittings hardwood block wing single screw Bolt second fitting wing strut 2-56 nut bolt prevent vibration loosening nut flight coat bolt sweetGIANT SCALE FLYIN ups vOLUME 1- Scale entertainment helpful hints vOLUME 2-Mid Atlantic Ducted Fan Jet Show tape $1995 shipping & handling Virginia residents add 90e sales tax Send money order check COD AIRPLANE VIDEO CO PO Box 8577 e Norfolk VA 23503 480-1553 TI-US IS THE ROUTE FOt ThE JEW kiETRO 5UBUJAi? .... AFTER HOURS CALL WE MIGHT BE HERE THANKS FOR YOUR BUSINESS BILL & JOYCE IIj turn printer airfoil plotter FOILED AGAIN! PLOT AIRFOILS IN ANY CHORD UP TO 24 INCHES MODtFY THICKNESS CAMBER & TRAILING EDGE PLOT SKIN THICKNESS FOR SHESFED WINGS ENTER DATA EASILY VIA INTELLIGEN EDITOR USERFRIENDLY MENU-DRIVEN OPERATION INCLUDES 18-PAGE ILLUSTRATED USER MANUAL $4500 . @10. pinS 10Cm IfllaOhtjeiOI e dm0 @50045 000i40 WMPCIXTIST OIPUW CeOpotop 0440 ,0o peP 004 eooaPA pSe typo 0111 04400 s5000 5W 15 SOlO 11V 00100 CYGNET Software 714 496 6961 24843 Del Prado #141B Dana PoInt CA 92629 LANDER INDUST VISA 1005 19TH ST CT HAYRE MONTANA 69501 406-265-6529 BUILDING BOARD 24 x 48 5 mci Frt 30 x 48 5 mci Frt 24 x 66 5 mci Frt 24 x 72 5 mci Frt CANADIAN ORDERS ADD 25% Build slraighf withouf Spending fortune durable high density 1/2' pin surface bonded ba 3/4' heavy warp free base straight rue work surface fhat will last years years June 1991 153 FULL BODY PILOT KIT Contains pilot head hands boota helmet cap goggles tull templates easy instruc tions Easy assemble tiniah Some simple sewing required Fully positionable too Nb #2061/6 scale995 #2O5-1/s scale1095 #204-h scale1195 #203-R scale1795 DARNED GOOD AIRMEN Lightest pilots available Lifelike vinyl latex rubber Build Sportsman Barnstormer Full Body Bus LJ BUST PILOT KIT Contains pilot head helmet sport cap goggles jacket Easy assemble finish P110 #lO8-/a scale NEW 695 #1061/6 scale 795 #lO51/s scale #104-/4 scale. 995* some #1031/3 scale. 1595cimpla sewing required JET PILOT KIT Pilot has molded jet helmet Contains lace mask osygen hose Extreme ly Realistic Weighs less / oz Piee #308-/s scale 695 #3O71/ scale 795 ORDERING INSTRUCTIONS See dealer tirst order direct Add $100 shipping NYS residents add 7% tax Send check money order CODS OK Send $100 br catalog See Dealer acid Dollar direct order handling tasting Loctite 242 Threadlocker Loctite requires 24 hours set however wait long before flying Wing brace wires Proctor No 203 stranded wire equivalent fish leader Stranded wire has annoying tendency unravel can checked treating wire drop Zap Hot Stuff before cutting brace wires pulled just tight enough take up slack tension unnecessary stress No adjustable turnbucldes used theyre too expensive dont contribute scale appearance Note lift wires landing wires double cross wires cabane struts interplane struts single Bind latter cross point single loop thread apply drop CyA prevents metal-to-metal electrical noise rear pair lift wires runs unattached through fuselage fitting passes through fuselage exits other side up strut fitting other wing forward pair lift wires merely loops around landing gear strut firewall Similarly landing wires loop around cabane struts Check Pitots door [v32][b-1-10-1-10]]1 MOWNG LET US KNOW WHERE YOU ARE GOINGI move please jet us know advancesix weeks re qujred change address Attach current MA mailjng label check approprjate box mail Subscription DeI I at/on 1810 Samuel Morse Dr Reston VA 22090 Pt Model Avi Check approprjate boxenclose payment SUBSCRIPTION GE OF ADDRESS 1Non-AMA-member subscription rates $1800 12 months US addresses US Schools $900 $1350 elsewhere including Canada Mexico $2900 Payment must check ormoneyarder US funds drawn US bank NameI AddressI City/State__________________________________________________[v33][b13882199162918800]]ZIP ______________ L. lAviation 1810 Samuel Morse Dr Reston VA 22090 4 Model Aviation few tips improve scale accuracy higher static scores sport Scale contests Paint upper wing brackets tail nylon bolt head Recess bolt heads lower wing Fill holes modeling clay paint clay bolt can removed later pushing screwdriver clay Use two ribs rather center upper wing remove covering between ribs gives appearance two wings bolted together Add scale Pitot tube interplane strut shown scale views AMA rules require removable flight Dont ask Add scale machine gun sight shown scale views Make gun balsa blocks aluminum tubing Make sight soda straw Push antenna wing during static display Dont forget pull out again before flying Make own wheels wood automobile fuel line tubing scale diameter 5% can claim points craftsmanship accuracy outline Different strokes might want substitute large four-stroke engine 05 90 two-stroke Four-strokes require upright mounting airflow two-strokes also need two Rubber r Muffler Don Lowe RCM set-up hss shown 6 dB drop sn very lIttle RPM toss Brian Lee R/C Reportjeers None.it never cracked spik melted came looae anything just hung ate noise Howard Crispin Sound Model Aeronautics dropped almost 6 db.the engine will turn tew hundred SPIt more.Ouite impressive Now Two Sizes up to49 size $249j List $3405 6 SE 206th Pt Postsge handling Fsee t WA 98031 Cheoks o Mossy Ositess ONLYSA 400 PM2081 854-8053 KSB FUEL SHUTOFF TIMERS Again now available $1750 Shipping $250 up toO units Over 6 add 35 Exclusive Importer jY FA Model Supply CARSON TORRANCE CA50510CARSON CA 90745 TEL 12131 830-8839 eeuuu u-ufTOuLS 5 pc Masters Set 1/8 3/1 6 1/45/15 3/8 1698 3 pc Builders Set 3/181/45/16 $ 998 See Dealer Cataloger 10 Order Tools Call US pay br Cull no U S Canada 407 254-0516 905 N Harbor City tlvd Melbourne FL 32935 Dealer/Dlstrlbuier Inquirisa Iselted Fonda Res Add 5% Sales Tao Losing control can night mare wrong response given command can take its toll model nerves wallet Radio South know feel about hobby too avid RC enthusiasts nearly half century combined experience ILGAIN Futaba KRAFT RAD Free Order Line Orders Only Please 1-800-962-7802 CONTROl ling radio repair So avoid inflated repair costs undue service time Radio South ______________________________________________ fast economical inhouse radio service can depend Radio South customer satisfaction isnt just motto Its way life Let us put back control repair information 904 434-0909 5524 N Palafox Pensacola FL 32503 inches space prop firewall makes things complicated suggest add second firewall two inches behind Fl mounting 05 120 Surpass Enya 120 Make cutout Fl equal front view engine use two separate wires front cabane struts nonscale cutout fselage behind Fl will needed cylinder head Block off airflow cowl except over cylinder engine Angle muffler straight down between Fl new firewall glow plug now under top wing remote glow plug jack such Headlock will required try please let know works out calculations show 05 108 two-stroke engine will also fit cowl Turn tune check out reliable engine absolutely necessary Scale model Since 54C has great deal built-in headwind youll trouble engine quits sky above runway behind model doesnt glide very far Always break tune engine sport airplane prop muffler fuel intend use engine completely checked out install Tommy changing anything No need speed Crosswind ground handling poor crosswind tends pass under upwind wing tips roll downwind always take off land directly wind means steering rudder holding wings P&7PgDAIPGPAT PLOTS Scde Drafting crid Sccrviinq Services 3 Views D-TECI4 SYSTEMS ct*g l0o 22 lox 101-14 * Carterville II 62910 6189802223 level ailerons have little experience learn sport airplane taking off landing strong crosswind aileron response sluggish elevators sensitive rudder turn sharply quickly must bank ailerons kick tail around rudder Practice skill altitude youll need during landing theres turbulence large elevator rudder needed control very low airspeeds during taxiing sensitive higher speeds rudder effective plane can flown using ailerons can snap-roll rudder alone throttle has little effect airspeed plane flies slowly regardless throttle setting power merely permits greater rate climb Tall vertical maneuvers require extra kick momentum get faster plane case theyre scale since full-size 54C oaly 80 horsepower Nevertheless loops rolls graceful Try Chandellea climbing 180 0-degree turn wings held level used coordination training Tommy other airplanes period Turn rud der using opposite aileron hold wings level elevator hold constant rate climb might also want learn retournment renversement de scribed Rickenbackers book Fighting Flying Circus Doubleday 1965 Baf fle flight judges calling maneuvers period namesie spin vrille circle virage Except totally calm air its unsafe land 54C engine low idle would Pattern plane Instead trim plane climb full throttle approach field about quarter throttle using throttle elevator control rate descent Apply bit up elevator 10 feet altitude remains keep wings level aileron control June 1991 155 rA LEGEND IN ITS OWN TIME Production over 43 years Remember Control Line Simple airplanes no starter no radio problems dont relive yesteryears helping neighbor own child fly control line again FOX 35 stunt first sold 1948 made anniversary model available its 40th year Now its 43rd will want ever FOX MANUFACTURING Co 5305 Towson Ave mith AR 72901 L 501 646-1656 501 646-1757 WOODWORKING MACHINERY POWERMATIC JET ARTISAN 304 562-3538 also have PO Box 536Y icane WV 25526 watch craft settle Reduce throttle after plane ground rolling along Coming stop hardest part Steer rudder maintain heading directly wind until plane comes full stop tail comes down angle attack wings will above stall angle creating lots drag loss directional stability Pilots full-size airplane would suddenly apply full up elevator point gun engine dig tail skid sod Since thats practical model must rely headwind propwash aid rudder steering Dont let frighten worst can happen says bigger better applications easily interchange 20 Cubic Inch engine A&M Aircraft size power get phenomenal 5x5x5 3 lbs little guy puts out 4 r 8000 horsepower mere $300 Gas $275 Glow Call tax today order Suggested Propeller Sizes 18x8 18x6-10 l8xlO18x8x14 20x6-10 plane will flip over its back speed low point damage unlikely prettiest maneuver touch go Its slow floating glide gentle touchdown long ground roll graceful lift-off have character thats unique old biplanes Youll hear people say goes real airplane Im happy tell qualified 1990 Scalemasters 54C building flying model gives much pleasure its given project will have success Please write care Model Aviation tell about adventures Ill respond letter need help Ill answer iWThzWizLttiii-wm m iwia lesa mwffla GAS IIIdILVfr7H htHHmQ New Generahon 20 Cubic Inch A&M Aircraft Sachs Dolmar buy A&M Aircraft youre buying best Plus Sales tax applicable Free freight pre-pa d orders check money order A&MAiujwr INC 428McArthu So e 02 Ca TX75007 214/242464 Fax2l4/242 1378 questions best canE RC Electrics/Kopski Continued page 39 conversionalthough cant imagine anyone would want Anyway Electric Fleet lists $9995 Romey Bukolt Mr Concept himself tells can buy em local hobby shop mail order providers like Tower direct Concept 2906 Grandview Blvd Madison Wisconsin 53713 lamenting lack large Electric kits can now experience some relief regard Im now trying decide just can schedule kit bench Next John Sermos Sermos Connectors recently showed some new things hes got works item already available tool aid contact installation removal now-famous Sermos connectors device insertion/extraction tool lists $500 will have photo handy accessory near future John also has under development some new mounting accessories connectors studying two approaches mounting Sermos connectors models surface charger connector interface have some samples try out its still winter fly Incidentally may both interested surprised learn professionally John ice skating coach has over years helped young figure skating stars Electric meets popping up over Ill list some info have right Frank Korman President Dallas Electric Aircraft Fliers advises DEAF will hold its first Electric competition Sunday May 26 Eastfield Community College Dallas Texas strictly AMA events meet scheduled include No 610 No 618 past DEAF has held annual fun flys will again later year info early serious meet can contact CD Jack Hamilton 11216 Sesame St Dallas TX 75238 Tel 214/348-4669 Next up Lehigh Valley Radio Control Society Pennsylvania meet June 8 9 Ive attending LVRCS Electric meet several years great fun fly lots easygoing activity plenty prizes info can contact Ellis Grumer 321 Aurora St Phillipsburg New Jersey 08865 Tel 908/859-0969 June 29 30 dates ninth annual Electric RC Fly-In sponsored Puget Sound Electric Model Flyers Boeing Kent Space Center Field Kent Washington year PSEMF will offer prizes trophies Most Aerobatic Best Scale Longest Flight 156 Model Aviation THE MAGIC MAGNET BUILDER finest model building equipment manufactured 9/ Aadf0 4heiw hoi#.&Aw* Maauae4aw 4 aeaf A4sAwh/ dealer order direct 500A Magic Magnet Builder contains 16x48 Steel Base Plate 30 Magnets 10 stands $ 9450 500B Master Magic Magnet Builder contains 16 x 48 Steel base plate 60 Magnets 10 stands 10 Vert press 10 steps 10 rib holders 40 sets nuts & bolts$16895 503B Base Plate Extension 16x 16 Steel Base plate building giants$ 2695 501A Unassembled Magnets 10 pak$ 1195 SOiB Assembled Magnets 10 pak$2200 502 Stands 10 uprights primarily doe fuselage assy$ 950 504 Vertical press 5 pak holding spars leading trailing edges position$ 995 505 Steps 5 pack adjustable leading & trailing edge positioning$ 995 506 Rib Holder 10 pak Use magnet building faster$ 995 507 R&R rool Magnet Mover$ 1 75 J LIND COMPANY 3151 Caravelle Dr. Lake Havasu City AZ 86403 1453-7970 L Send self addressed Stamped envelope tor catalog products M/C sa accepted K Smaller Better K