ELECTRIC SATELLITE 450 Take leading FF Power designs add todays electric motors batteries have noted flier field stir together result highperformance FF Electric model presented U Don Hughes THERES no doubt about Electric power making serious inroads model airplane hobby Judging number ads Electric products relatively large segment modeling fraternity sold idea Clean quiet electric power natural Sailpianes since fits idea silent flight eliminates need launching devices RC sport fliers appreciate freedom engine-induced headaches such vibration fuel-soaked structures noise complaints Electric Free Flight often wonder future Free Flight whole much less obscure seemingly impossible thing like Electric Free Flight Electric power odds everything Free Flighters hold absolutes weight enemy power name game Since Free Flighters competitors search faster engines better rubber exotic materials incremental design improvement would anyone interested concept battery motor weigh entire Gas model Furthermore performance touted about exciting watching paint dry guy put first electric motor model certainly didnt challenge FlC fliers Ive never under stood enough interest generated get Electric FF accepted official AMA competition event What motivation can relate personal experience several years before 1984 avid Wakefield flier thing disliked about Wakefield what call time-preparing vs time-flying ratio constant making testing rubber motors really detracted enjoyment flying Astro Flight ads caught attention rigged old Wakefield 035 ferrite motor driven six Sanyo N-250 Ni-Cds flew well enough take second 1984 Reno Nats hooked As say now What can expect FF Electrics today best models will climb about like Nostalgia Gas model limiting factor available power weight surprise well models glide typical 9-10 oz-per-sq-ft wing loading doesnt seem materially detract glide performance fact extra weight makes good windy-weather fliers extra motor run allowed Electrics often out-climb Gassies thermal just like other model What can expect future wish knew thing certain better motors batteries will become available RC car phenomenon reliable indicator Looking back past six years Electrics have improved being curiosity real performers arent Free Flighters Electrics opinion Gas fliers just arent interested something flies almost good Gas model Quiet flight isnt much factor Free Flight way Perhaps entire Free Flight concept outdated will day confined tiny reservations allowing silent highly muffled limited-performance models Small Electrics will fit right Until sad day progress FF Electrics will continue pushed people enjoy doing something different challenging kind person someone doing Electrics now looking something better model presented will get right track 36 Model Aviation 4Our author Don Hughes com pleted Electric Satellite 450 Easiest way buy kit use modifications Left Note canted motor position view fuselage front bulkhead Hole lower right positive motor visible similar hole upper left Above Stabilizer mount fence pop-up-stab dethermalizer Small cord emerging forward DT fence auto-rudder Doubled cord rear DT line Satellite design Bill Bob Hunter about 16 years old has successful popular competition Free Flight Power models ever Ive using 450 version converted electric motor power past five years continues favorites Sure advanced designs performance potential Satellite 450 has lot going First Satellite 450 available kit form Jacks Models 7178 Aumsville Hwy SE Salem OR 97301 easy build flight-adjust consistent Best tough doesnt require lot special reinforcement Electric use Ive often said Electrics can stand anything dethermalized DT landing extra weight really stresses fuselage especially wing High aspect-ratio designs require lot hightech techniques using exotic materials prevent fractures downloading upon ground impact Satellite wing can built essentially stock covered plastic films fuselage requires some redesigning accommodate electric motor hardware basic model layout remains unchanged experienced Gas flier suggest build Satellite anyway just get feel Electrics go ahead adapt Electric concept sophisticated designs new FF Power ideal starter model really performs way above peoples expectations Build six-cell Class version first gain experience build another seven-cell Class B really surprised just now entering world FF Electrics couldnt have picked better time Until now hasnt really good motor Class six-cell competition Sure could make Satellite 450 perform well variety motors took least 10 cells proper job cells creates illusion complexity discourages entry FF Electrics addition reasonably priced battery chargers will handle six seven cells Astro Flight now makes special Free Flight version its geared 035 cobalt motor really hums six seven cells dont recommend anything else Bob Boucher has given Catalog Number 6604G price $11995 delivery should couple days mber 1992 37 Left Close-up fuselage left front can see battery switch timer cavities Note holes wires pass left-to-right Right right side showing cavity six-cell battery using seven cells Class B opening must enlarged rearward Two views completed bare fuselage could build model plans article author suggests its easier work Satellite 450 kit just make revisions details Sources text things youll need Left stabilizer rudder Its important keep tail end light though motor can moved forward slightly achieve correct balance position Right auto-rudder details show Note spring pulling tab against glide-adjust screw receipt order gear-drive commercially available motor will withstand typical Free Flight monster crash As long Im subject hardware heres what will need addition Astro Flight motor support equipment six- seven-cell battery charger Theres lots choices As minimum get current meter currentadjust control tachometer/voltmeter Nor-Cal way can tell well Electric system working tachometer will need digital voltmeter peak-charge battery Nor-Cal has combined two instruments Get kit Jacks Models save yourself lot time Order 11 x 66 Aeronaut Freudenthaler propeller assembly Hobby Lobby source know Freudenthaler best commercial prop Ive ever used Contact Doug Galbreath 2810 Chiles Rd Suite B Davis CA 95616 order Seelig Mini-Combo timer Order six seven Sanyo N-600SCR Ni-Cd cells available number sources Hobby Lobby Buy individual cells will making up battery pack yourself Get lengths red black highly flexible #16 wire favorite RC car store Trinity puts up little packages Study microswitch shown plan get like local electronics parts house Radio Shack does stock large enough job sure will accept push-on connectors get package male female 6-in flat-blade wire connectors Also get coil desoldering braid use battery interconnections doubled Radio Shack #642090 works very well model uses bit carbon-fiber fuselage will need sheet 007 material Start fuselage Study plan carefully noting differences between Gas Electric versions bought kit Cut tall boom sheet balsa sides end station E-E 6-sq longerons end station B-B Glue longerons sheet balsa sides using thin cyanoacrylate glue CyA Cut notch A2 x -in verticals glue place right side Add diagonals should possible mate two sides together dont glue together just yet kit version pylon wing mount uses 3/s-in balsa prefer thinner type shown sure use carbonfiber core basswood leading tralling edges Add triangular section runs between lower leading edge section B-B pylon must exactly reproduce shape angles shown plan add wing saddle yet 38 Model Aviation 4The complete wiring harness seen picture exercise little care can test-run motor its being mounted model photos author Motor mounted sheet aluminum plate pinion must 1/16 farther out shaft accommodate plate Right side completely assembled fuselage motor battery held place filament tape foam blocks Motor Astro Flight geared 035 cobalt #6604G Full Size Plans Available-See Page 178 __ 0LJV___ I___ ____ ILL 7iFOr-Ii _ 27~1WING PLAN OZI 0-5 rZZLzzzz IRBBBOMBBROBO/ OIMEBRAL DETAILB~BBTORB:OBBB,B B BZ22ZZZt1IZIZZZZIIZ2rS-3 rIiZhir ---SI 1j~-1ViS42-~2D~o w g -w B STABILIZ RITt~OBBBB BBBBBBBZ"2L-.. B-0-WB FINoo5110 BBBFUSELAGE SIDE VIEW -----— B0SB BBOWM MOBTTOBO~BOBBCAP TOP BOTTOM TOOTTOB TO TMODEL AVIATION -0-__ BTBTOOROMBiBBOBMBMBOBTOMBOMR- ----SATELLITE450 MOTOR MOOMTTO BE COMMA LOBMBMOBBFUSELAGE0MM MMo0VVB ELECTRIC BONBON ST BOB 000MB TOP VIEW Mark horizontal line both sides pylon show path upper longerons Glue 2 x 6-in filler strips inside longeron location pylon trailing edge forward end longerons Assemble fuselage sides together try fit pylon Disassemble fuselage sides pylon Position pylon right fuselage side top long eron aligned along pylon line Glue top longeron pylon Pin fuselage side plan Bend longerons align everything plan glue bottom longeron pylon Add left fuselage side making sure longerons properly aligned pylon Add 6-sq filler between longerons forward pylon Cut out bulkheads top cap filler strips 6 plywood bottom Glue top cap place top top longerons Glue section B-B D-D E-E bulkheads place Add top bottom 3A6 filler strips 1A6 plywood bottom Add -in nose 6 side sheeting Add wing saddle complete rest structure except tail boom bottom sheeting control lines DI autorudder run internally just under bottom sheeting shown section F-F use 015 piano wire main section DT line forward tension spring Just bend small loop wire end attach timer release arm Use very strong Dacron line portion DT line between tension spring stab hook Use same Dacron line autorudder line will need light spring line well means connecting rudder tab system use can seen photos showing auto-rudder detail stab mount short length Dacron line small screw tied end can seen fastened rudder tab screw threads part-way small spring end auto-rudder line seen emerging top fuselage ahead stab fence provides both connection line tension Complete fuselage adding A6 balsa sheeting bottom good idea wrap nose plywood bulkhead fiberglass -in nylon reinforcing ribbon Finish fuselage way like few coats dope will work Theres no fuel-soak problem Electrics Note theres no landing skid Ive found model survives DT landings better impact spread over fuselage length plywood bottom prevents serious damage look carefully left side photo will see wire spring just behind timer cavity timer auto-stan device section 015 wire guided through piece As tubing blocks timer fan piece tubing threaded over wire mashed provide place thumb end wire connected light spring arm release hold thumb mashed tubing connect spring hook fuselage side Launching model releasing thumb causes spring withdraw wire fan timer starts prefer manually starting timer little motor work order motor Astro flight sure tell intend use As aluminum plate between motor front face gear drive assembly motor mount means motor pinion must located 1/~ further out motor shaft pinion pressed onto motor shaft easier Continued page 137 December 1992 39 Type FE/Class Class B Electric Satellite 450 Wingspan 561/2 Recommended motor size type Astro Flight geared 035 electric motor Sanyo N-605CR battery packs Class 6 Class B 7 Number RC channels recommended N/A Expected tlying weight Class 27oz Class B 28loz Type construction Built-up balsa/basswood Type covering finish recommended Clear Micafilm Satellite 450 Hughes Continued page 39 to have located correctly first time Inspect motor brushes see fully arced Partially arced brushes will safely handle current will require further break-in use battery charger voltage source Set about 4 V sure motor rotates clockwise opposite prop rotation Loosen motor throughbolts rotate brush end-bell motor running Observe current meter position end-bell minimum current Tighten motor screws Now just run motor until brushes fully arced motor will get hot provide some means cooling just put freezer leads coming outside voltage source may take several hours fully arc brushes motor now ready timed Optimum timing position brushes relative magnets gives highest rpm lowest current Timing should done prop battery pack intend fly factory timing marks motor hut may best voltage load used application really should check out Theres subject following section wiring batteries Wiring model really simple can wire ignition engine can wire Electric Just study wiring diagram plan assembly shown photograph Note disconnects allow disassembly components airframe unsoldeting First make up two packs three cells using doubled desoldeting braid soldered directly individual cells though Ni-Cd manufacturers caution against soldering directly cells cite potential damage reason soldering cells rather using small welded tabs much less contact resistance soldered connection Less resistance means output voltage output voltage equals rpm common practice solder cells havent problem Just sure soldering quickly minimize heating Use masking tape hind cells together Complete wiring keeping leads short can word about battery charging though cells quick-charge variety initial charge should slower rate About amp should OK can tell fully charged monitor charge voltage digital voltmeter will see voltage slowly increases battery takes charge voltage peaks drops off about 02 volts charge complete Subsequent charges can done four amps Ni-Cds have charged discharged several times before reach full potential Its just nature Now have voltage source wiring harness lets go back motor timing Wrap front portion motor masking tape bind front end-bell center section Remove motor through-bolts will allow free rotation Continued page 140 JOMAR PRODUCTS SM-4 Ekctric Throttle best bargain Long Run SM4 runs 7 24 cells handles over SO amps current optically isolated high rate includes Futaba J lead sermos connectors heatsink plastic cover Weight 13 ounces Smooth reliable performance Best market Dont settle less! Now $110 GLITCH Buster 6 CHANNELS OPTICAL Isolation PLUS Reliable SIGNAL BOOST long servo runs high power jumbo servos Must used separate servo battery pack Eliminates glitches caused long leads big servos flying tail wires Allows new PCM radios drive ANY type servo! add own input/output leads Measures 15 X 15 X 75 weighs 3/4 ounce Still just $45 Battery Backer use 4 S cell packs main other backup Backup kicks main pack craps out Capable handling current youll ever need Cheap peace mind expensive project! Buy before s too laze measly $49 GLOW SWITCH TTNY1 X 15 X 4 halfounceunitcanhandleup 200 watts load Optically isolated unit replaces mechanical switch servo Simple 2 wire hookup just like regular switch! High OR Low side switching Includes indicator LED reversing switch point adjust futaba lead Great Video camera smoke fluid pump glow plug power ignition system switch etc. Only $39 Lots other stuff too. like super fine wire #22 #15 #12 gauge simple ON/OFF motor controls etc Also R/C related consulting services reasonable rates! Call write address below info rodat 8606 Susanview Lane Cincinnati OH 45244 513-474-0985 December1992 137 Delune Kit Peetareni Derable C aeitGnad a N tanetaga wing tips canopy w ng ta nonN built-in wasttnutOtta g w ng ~iiijj MP i1iSE precision nechined wnod parts Foan ones Fiesidents Hawaii & Alaska nheetingPreehaped hardwond sad sg PLACE DIVISION TWO sdgsnPtotn-iiinntrated inottoct nn hoot St cwnptete hardware penkage1991 CAUFORNIASTAT SLOPE ONLY $7995 plus $400 S&H HAMPIONSHIPS $900 S&H WP/LAILAVO-/a I-lCJ-lSTARTa EEC7flK SLOPE Wingspan745 inLoadinglloz/oq II &&ipOLIIStONAEVPLA5TICt Wing area550 oginAirfoils 506060 & S3021 Aspect ratio101Optional power 05- 15 Weight35 czRadio 2-nh reqd JAREL AIRCRAFT DESIGN & ENGINEERING 12136 Brat/dock Dr CuAer Ctty 0490230 E IN THE USA [310390-1348ELEcTRIc cONVERSION SHOWN C1-WAPSENSATTflN GENERIX PO Box 262035 Tantps FL 33615 ORDERS ONLY 800-645-KITS Tech Info 813-854-KITS tataCSFlying Wings Span5115-3oeng $SS&H Area 790 sq in69BATPLANE 4495$49Span44 Engine4052-40$7 5&H 559t3IzE TAIL GATOR 3500$7 5&HArea770 sq 5015-52Engine28-40 AT LAST Z-BEST ENGINE CLEANER An Eftecitne Htgh Tech Engtne Cleaner ________________ R/G Engines Rewones Burned-on Fuel Residue Encrusted Carbon Build-up Prow Inside Z-BEST Cleans Mufflers Toned Any Bane Metal Engine Outside Pipes aed Headers ]iidwst - ..Scruh&Leg Wont Haste Dincolor Metal Four Ounces will Clean 10-15 Engines Clean Engines Run Cooler Last Longert S2t8S&HCA825n15xDisiBY seed check moneyAIRBORNE BOBBIES order ask local3764 30th Si San Diego CA 92ii14 dealerMIC VISA hsEasTo5yy Safety Starter Safe one-push starting Recommended John Prestons Safety Comes First column ModelA vat/on Nov 90 Easy assemble battery starter $6495 Accomodates small 12-volt battery r sizes available Add $700 packaging shipping IUPS Texas residents add 825% sales tax Allow approximately two weeks delivery Satellite 45OIHughes Continued page 137 end-bell Install prop wiring harness holding motor together both hands have assistant operate microswitch start motor Rotate end-bell note position gives maximum rpm will fairly easy bracket location efficient location will giving maximum rpm least advance clockwise rotation Recharge battery repeat test few times validate results Done carefully will achieve highest starting rpm least rpm decrease during motor run Now know tachometer important Mark endbell center section can repeat setting Reinstall motor through-bolts possible threaded holes end-bell will align gap between magnets making impossible reinstall through-bolts end-bell new position worry needed drill tap new 2-56 holes endbell will worth effort Fit motor mounting plate install motor model Cut plate somewhat oversize Drill motor shaft gear-drive mounting holes plate attach plate motor motor brush axis will canted exact angle depending upon individual motor timing Slip motor nose cavity pressing plate against bulkhead Using nose bulkhead pattern trace outline back motor Win gDesigner FII jil Actual program plot plate Remove plate finish plate fastened model 2-56 screws T-nuts prop shaft may exactly centered nose small variations no consequence main purpose foam cowl keep dirt out gears fastened fuselage filament tape youve assembled components youve completed fuselage wing stab have conventional construction wont go much detail very important stab/rudder kept light have three weigh within four grams other target weight 12 oz stab too heavy center gravity CG will off can compensate placing -in shim behind motor mounting plate much better solution make stab light first place wing ribs can either t/s4n /32 balsa Note basswood inserts leading trailing edges center section original wing tended fracture just outboard wing saddle Adding basswood cured problem rest construction like original Pay attention called-out wing warps easy kill model washed-in right main panel flying surfaces can covered film will flutter under power due thick wing use clear Micafilm because light tough new lightweight Solarfilm might also good choice covering just about ready go flying First make sure CG corrector least close shown plan Initially shouldnt stab tilt Check wing warps time Reset iron needed model flies right & EditFoilc Control Line Free Flight Radio Control Soaring Scale EditFoil FEATURES Enter airfoil data pabtished tables Pnints data table Modil cosrect sunthee imperfections graphically on-screen. Modify chord thickness ratio WIngDesigw supplied 24 airfoils Plots sample 10 sib requires l8ingDeslgner. programs written wpecifwally model aircraft design NOT modified general purpose CAl programs WinDnfrne FEATURESCOMPUTER SYSTEM REOUIREMENTS Allows dOerent root r&o airfoils Plots ALL snansition ribsIBM 100% compatIble 286 386 486 cpu Plots ribs ALL spar slots correct rice andporltlon. Math co-processor desirable NOrrequiced Plots nibs sheeting Positionjlsil pwxiol length spam IS Maximum1424 SVGA COLOR graphics display~ Adds extra nibs ends ailerons flaps Itib DOS version 31 higher Position up 8 extra nibs panel Rib #2 exampte1/2 meg hard disk space 512kb RAM inch rib building accuracy3-1/2 floppy drive 5-1/4 diskette available LocatesJig-rod holesDot matnix 9 24 pin laser printer PRO version * USER FR IENDLY GRAPHICAL INTERFACEcan oulpul los pen plotter I4PGL format COLOR *QUICK EASY LEARN ITED TIME INTRODUCTORY PRICE *ACCUP4TE PROFESSIONAL RESULEditFoil$ 5995 WingDesigner$ 7995 withEditFoil.S12995 E YOUR DESIGN ON-SCREENWrngDealgnerPRO 95 withEdtFoil.516995 *11 7Illinois residents add 8% stats sales tax Add $350 Shipping & Handling Parcel Post & Microy stems P0 Box 8367 Bartlett IL 601 03-8367 send $100 a#10 SAsE information Dealer ondfliarribaror inquiri en inn red 140 Model Aviation 4Flight Shop Tool Chest Eight felt-lined drawers large top compartment provide 1000 sq inches safe spacious storage important tools supplies entire chest locks turn key easy carry its brass-plated handles beautiful solid oak/oak veneer exterior order now S16995 during special offer Use MasterCard Visa send check money order completely satisfied return within 30 days refund SAVE $60 $230 Retail & handling CAres add $1232 sales taa CIntigulus US Only Sn COD shipmentll qjasslc Chests 805 543-9363 PG Box 541 San Luls Ohlspo CR93406 MA122 turn both under power glide Transition accomplished applying glide rudder about two seconds before end motor run drops nose starts model flat turn Set timer function sequence occurs Lock rudder tab zero deflection using both adjusting screws Hand-glide model should go straight ahead flat glide trace stall Adjust rudder tab stab incidence until achieved Before attempting powered flight check see rear stabilizer location key slides smoothly out fuselage groove Any side pressure may cause stab hang up partially tilt will result spiral-dive DTeffective hard live Shim leading edge stab contacts fence until key aligns perfectly fuselage slot first powered flights made autorudder DT set activate immediately after end motor run Set timer about 4-sec motor run Charge battery fully discharge running motor 30 seconds Recharge repeat discharge recharge again important battery fully activated before making adjustments Launch model nearly vertical slightly right wind right wing down induce turn Gradually lengthen motor run making incidence rudder corrections needed Always fully recharge battery between flights DT immediately upon termination motor run No autorudder use during phase Once get nice steep spiral climb can start working glide Set glide rudder three turns differential power setting Let motor run 15 20 seconds get model high enough avoid disaster setting way off DT about 10 seconds glide nose-down stalling glide can corrected shifting CG takes about three turns differential between power glide tab settings get good transition find results too-tight glide circle just counter little opposite stab tilt easy wasnt seven-cell Class B version flies quite bit faster six-cell Class will take caution making power rudder adjustments Now need place show off Since Gas fliers dont believe Electrics can fly much less fly well should able get ailow Gas competition club contests Fly six-cell version against Class Gassies seven-cell version against Class B start reducing motor run have attentionand respect Youre aiso ready USFFC Nats competitions Go Some words about safety Notice have included fuse on-off switch wiring makes uneasy just add absence either has problem reason using connection represents voltage loss wiring complication Use silicone rubber insulate microswitch connections possible shorting spring propeller will fold forward unless make small modification prevent cant believe shaking motor starts propeller folded forward Make 12 X 17/s-in aluminum strip drill center go over prop shaft Place shaft under prop hub Youll have bend tips strip rearward prop will proper MODEL ENGINES Volume 1 Most Complete Video Model Engines Ever Produced journey begins family model powerplants rubber power latest turbojet Volume 1 becomes invaluable source theory tips covering aspect 2 stroke engine selection installation operation care Engine tuning simplified Sound reduction techniques Fuel facts secrets revealed Repairs maintenance demonstrated Propeller theory selection Get out investmentl Graphics animation quality live footage make video unlike other available modelers difficult concents easy understand presented way Hobby Supply South$2495 5060 Glade RoadPasiage paid coniinentai US Acworth GA 3010 1OA residenis add 5% snies tax 404-974-0843Oxaler inqairies invited Na disiriburars please December 1992 141 OUR REV-UP INVENTORY AVERAGES OVER 9000 PROPS PROMPT SHIPMENT ON VISA4MC SPECIALIST IN CUSTOM COX TEE DEE & REED ENGINES 020S 049S 051S 074S & 09S ALL CUSTOM & STOCK PARTS INDIVIDUALLY RACING WHEELS KLOTZ OIL CARBON FIBER SOLID LINES ALL KINDS OF TUBING THREE BRANDS OF GLOW PLUGS HARD-TO-FIND HARDWARE OLD TIMER SUPPLIES COILS CONDENSERS NGK & STrIT SPARK PLUGS SILK 8 COLORS QUALITY DOPE BRUSHES 5 & 7 LOOP 114 RUBBERBANDS TRANSISTOR IGNITION SYSTEMS RESISTOR HIGH TENSION LEADS 1/2A TEXACO PLAYBOY SR KIT 1I2A TEXACO ENGINES & PARTS KSB & IGNITION TIMERS RUBBER POWER KITS PROPS TISSUE AND OTHER SUPPLIES CYANOACRYLATES & EPOXIES ORDER BY MAIL OR PHONE 619 728-4365 SORRY NO COD VISA & MASTERCARD WELCOME MINIMUM MERCHANDISE ORDER $1000 SHIPPING HANDLING AND INSURANCE FEE $350 STOCK ORDERS SHIPPED WITHIN 24 HRS NEW FAI TAN RUBBER 1/4 3/16 1/8 thick 1 lb box- $1475includes4ozSlickLube $1375 no lube k costs $175 10 lb box $11000 UPS Deliveredi Postpaid US via UPS Cal ree add 6% sales tax Made USA Slow cure conaistant qualIty Ask FAI-TAN 89/90 catalog lists 100 FF kIts CROCKET HOOKS NOW MADE BY FAI SEND8150FAI Model Supply FORpa Baa gs344c1casas CATALOGranaNcecaiasacansacsa, TEL 213 83a8939 r APC PROPELLERS Sound Supression Design High Thrust Efficiency Long Fiber Advanced Composite Material Proven Performance US Masters US Nationals Canadian Nationals World Championships SPORTS SIZES 57x36x27x345678910$159 8x456789lO$179 9x4567891O$199 95x 45 10x3 45678910$229 11x3456789$249 115x 412 x 678$289 13x6$425 REVERSE PITCH PUSHER 9x610x67Bll x67$395 COMPETITION 63 x4 65x 37 7Bx 4679 x 65 85 95x 65N 7N 75N 8N 85N 1O5x 45$395 lix 10 11 12 12W 13 14 12x99W 1010W 11 uN 11512 12N 125 13 13N 14 125x9 101111512 125 1313 x 910 $795 135x 91012513314 14x 68101213 13514 144x 1051213 145x 14N 15 x 8 10111216x81012 $1295 MULTIBLADE onenl Propeller Systems 2-blade18x8 1012$2200 20x8 12 14$2500 22x810121416$3100 24x10 12 14 16$3000 3-Blade17x10 18x1119x11$3300 20x11121421x12$3700 22x10 12 14 16$4600 24x10121416$5500 Multi Blade Hubs2-Blade 18-19 dia$3000 2-Blade 20-21 dia$3500 2-Blade 22 dia$4000 2-Blade 24 dia$6000 3-Blade 17-19 dia$4500 3-Blade 20-21 dia$5500 3-Blade 22 dia$6500 3-Blade 24 dia$9000 Contact local hobby dealer first doesnt have whet need order direct 918-681-8515 Manufactured Landing Pyoducts PO Box 938 Knights Landing CA 95645 position preventing prop folding forward may have instance motor starts blades rearward catches pylon stops motor temptation release blade launch model Dont locked rotor current very high microswitch may damaged motor gets stopped switch contacts may either lose snap weld themselves together either case its bad news motor does shut off glide rudder kicks model powers ground death-spiral Always test switch after motor stoppage Good luck An SASE will get prompt reply questions Don Hughes 8383 Zancanaro Ct Citrus Heights CA 95610 telephone 916 723-1882 ng Fun/Mathews Continued page 42 twin SuperTigre 3000-powered P-38 veer off wildly right takeoff recovery over pits next flight model veered crashed parked van Now know sure problem didnt lie design Ive seen several others kit source fly extremely well Ive corresponding John Deden Missouri City Texas about true flatbottomed-airfoil 1 940s free flight design recalls Can anyone help remember its name also mentioned having flown B-25s P-38s indeed building model P-38 related fly-in mishap responded following drilled drilled during flight training critical low speeds such takeoff landing never try picking up low wing aileron Use hard-over rudder first foremost As matter precise fact preferred use rudder Seems 38s dihedral rudder induces recovering roll whereas ailerons just make things worse full-sized P-38 rudder deflections 300 way can vouch results morning Italy took off engine quit just about 50 100 ft off runway carrying two 165-gal drop tanks. training led immediately jam hard rudder push yoke away As wing came up fed some correcting aileron super-scary part just low wing got nearly level darned Allison came back full bore So off went other direction repeated several times until could get both engines calmed down bit Im convinced followed procedures drilled head used ailerons Id have survived. 1 proceeded normal emergency landing Since larger models fly much like full-scale prototypes Id think Johns input could useful building P-38 modelsor B-25s matter Stay off ailerons engine gasps takeoff landinguse rudders Neat stuff basic laws modeling seems difficult two parts hold position likely CyA bottle clogged Agree Well golly long last better D & J ELECTRONICS 900 Lucy Road Howell Michigan 48843 517-546-2644 Service & Repairs Most Radio Control Systems Utilizing Calibrated Test Equipment & Spectrum Analyzer Endorsed AMA/RCMA Sticker Station #105 Futaba Airtronics JR Ace HiTec Tower Cirrus World Engines & WE USE GENUINE FACTORY REPLACEMENT PARTS Complete 1991 Narrow Banding & Upgrades RCD / HITEC R/C DEALER Carry Full Line RCD RXs & Products Upgrading. ASK ABOUT THE NEW HOT FOCUS SERIES RADIO CONTROL SYSTEMS FCC Licensed Speed Control Repairs Quality Service Fast Turn Around Shipping & Insurance ExtraUPSU S Mail VISA / MASTERCARD & DISCOVER WELCOMED AMA #256123ARRLWB8YSQ 142 Model Aviation
Edition: Model Aviation - 1992/12
Page Numbers: 36, 37, 38, 39, 137, 140, 141, 142
ELECTRIC SATELLITE 450 Take leading FF Power designs add todays electric motors batteries have noted flier field stir together result highperformance FF Electric model presented U Don Hughes THERES no doubt about Electric power making serious inroads model airplane hobby Judging number ads Electric products relatively large segment modeling fraternity sold idea Clean quiet electric power natural Sailpianes since fits idea silent flight eliminates need launching devices RC sport fliers appreciate freedom engine-induced headaches such vibration fuel-soaked structures noise complaints Electric Free Flight often wonder future Free Flight whole much less obscure seemingly impossible thing like Electric Free Flight Electric power odds everything Free Flighters hold absolutes weight enemy power name game Since Free Flighters competitors search faster engines better rubber exotic materials incremental design improvement would anyone interested concept battery motor weigh entire Gas model Furthermore performance touted about exciting watching paint dry guy put first electric motor model certainly didnt challenge FlC fliers Ive never under stood enough interest generated get Electric FF accepted official AMA competition event What motivation can relate personal experience several years before 1984 avid Wakefield flier thing disliked about Wakefield what call time-preparing vs time-flying ratio constant making testing rubber motors really detracted enjoyment flying Astro Flight ads caught attention rigged old Wakefield 035 ferrite motor driven six Sanyo N-250 Ni-Cds flew well enough take second 1984 Reno Nats hooked As say now What can expect FF Electrics today best models will climb about like Nostalgia Gas model limiting factor available power weight surprise well models glide typical 9-10 oz-per-sq-ft wing loading doesnt seem materially detract glide performance fact extra weight makes good windy-weather fliers extra motor run allowed Electrics often out-climb Gassies thermal just like other model What can expect future wish knew thing certain better motors batteries will become available RC car phenomenon reliable indicator Looking back past six years Electrics have improved being curiosity real performers arent Free Flighters Electrics opinion Gas fliers just arent interested something flies almost good Gas model Quiet flight isnt much factor Free Flight way Perhaps entire Free Flight concept outdated will day confined tiny reservations allowing silent highly muffled limited-performance models Small Electrics will fit right Until sad day progress FF Electrics will continue pushed people enjoy doing something different challenging kind person someone doing Electrics now looking something better model presented will get right track 36 Model Aviation 4Our author Don Hughes com pleted Electric Satellite 450 Easiest way buy kit use modifications Left Note canted motor position view fuselage front bulkhead Hole lower right positive motor visible similar hole upper left Above Stabilizer mount fence pop-up-stab dethermalizer Small cord emerging forward DT fence auto-rudder Doubled cord rear DT line Satellite design Bill Bob Hunter about 16 years old has successful popular competition Free Flight Power models ever Ive using 450 version converted electric motor power past five years continues favorites Sure advanced designs performance potential Satellite 450 has lot going First Satellite 450 available kit form Jacks Models 7178 Aumsville Hwy SE Salem OR 97301 easy build flight-adjust consistent Best tough doesnt require lot special reinforcement Electric use Ive often said Electrics can stand anything dethermalized DT landing extra weight really stresses fuselage especially wing High aspect-ratio designs require lot hightech techniques using exotic materials prevent fractures downloading upon ground impact Satellite wing can built essentially stock covered plastic films fuselage requires some redesigning accommodate electric motor hardware basic model layout remains unchanged experienced Gas flier suggest build Satellite anyway just get feel Electrics go ahead adapt Electric concept sophisticated designs new FF Power ideal starter model really performs way above peoples expectations Build six-cell Class version first gain experience build another seven-cell Class B really surprised just now entering world FF Electrics couldnt have picked better time Until now hasnt really good motor Class six-cell competition Sure could make Satellite 450 perform well variety motors took least 10 cells proper job cells creates illusion complexity discourages entry FF Electrics addition reasonably priced battery chargers will handle six seven cells Astro Flight now makes special Free Flight version its geared 035 cobalt motor really hums six seven cells dont recommend anything else Bob Boucher has given Catalog Number 6604G price $11995 delivery should couple days mber 1992 37 Left Close-up fuselage left front can see battery switch timer cavities Note holes wires pass left-to-right Right right side showing cavity six-cell battery using seven cells Class B opening must enlarged rearward Two views completed bare fuselage could build model plans article author suggests its easier work Satellite 450 kit just make revisions details Sources text things youll need Left stabilizer rudder Its important keep tail end light though motor can moved forward slightly achieve correct balance position Right auto-rudder details show Note spring pulling tab against glide-adjust screw receipt order gear-drive commercially available motor will withstand typical Free Flight monster crash As long Im subject hardware heres what will need addition Astro Flight motor support equipment six- seven-cell battery charger Theres lots choices As minimum get current meter currentadjust control tachometer/voltmeter Nor-Cal way can tell well Electric system working tachometer will need digital voltmeter peak-charge battery Nor-Cal has combined two instruments Get kit Jacks Models save yourself lot time Order 11 x 66 Aeronaut Freudenthaler propeller assembly Hobby Lobby source know Freudenthaler best commercial prop Ive ever used Contact Doug Galbreath 2810 Chiles Rd Suite B Davis CA 95616 order Seelig Mini-Combo timer Order six seven Sanyo N-600SCR Ni-Cd cells available number sources Hobby Lobby Buy individual cells will making up battery pack yourself Get lengths red black highly flexible #16 wire favorite RC car store Trinity puts up little packages Study microswitch shown plan get like local electronics parts house Radio Shack does stock large enough job sure will accept push-on connectors get package male female 6-in flat-blade wire connectors Also get coil desoldering braid use battery interconnections doubled Radio Shack #642090 works very well model uses bit carbon-fiber fuselage will need sheet 007 material Start fuselage Study plan carefully noting differences between Gas Electric versions bought kit Cut tall boom sheet balsa sides end station E-E 6-sq longerons end station B-B Glue longerons sheet balsa sides using thin cyanoacrylate glue CyA Cut notch A2 x -in verticals glue place right side Add diagonals should possible mate two sides together dont glue together just yet kit version pylon wing mount uses 3/s-in balsa prefer thinner type shown sure use carbonfiber core basswood leading tralling edges Add triangular section runs between lower leading edge section B-B pylon must exactly reproduce shape angles shown plan add wing saddle yet 38 Model Aviation 4The complete wiring harness seen picture exercise little care can test-run motor its being mounted model photos author Motor mounted sheet aluminum plate pinion must 1/16 farther out shaft accommodate plate Right side completely assembled fuselage motor battery held place filament tape foam blocks Motor Astro Flight geared 035 cobalt #6604G Full Size Plans Available-See Page 178 __ 0LJV___ I___ ____ ILL 7iFOr-Ii _ 27~1WING PLAN OZI 0-5 rZZLzzzz IRBBBOMBBROBO/ OIMEBRAL DETAILB~BBTORB:OBBB,B B BZ22ZZZt1IZIZZZZIIZ2rS-3 rIiZhir ---SI 1j~-1ViS42-~2D~o w g -w B STABILIZ RITt~OBBBB BBBBBBBZ"2L-.. B-0-WB FINoo5110 BBBFUSELAGE SIDE VIEW -----— B0SB BBOWM MOBTTOBO~BOBBCAP TOP BOTTOM TOOTTOB TO TMODEL AVIATION -0-__ BTBTOOROMBiBBOBMBMBOBTOMBOMR- ----SATELLITE450 MOTOR MOOMTTO BE COMMA LOBMBMOBBFUSELAGE0MM MMo0VVB ELECTRIC BONBON ST BOB 000MB TOP VIEW Mark horizontal line both sides pylon show path upper longerons Glue 2 x 6-in filler strips inside longeron location pylon trailing edge forward end longerons Assemble fuselage sides together try fit pylon Disassemble fuselage sides pylon Position pylon right fuselage side top long eron aligned along pylon line Glue top longeron pylon Pin fuselage side plan Bend longerons align everything plan glue bottom longeron pylon Add left fuselage side making sure longerons properly aligned pylon Add 6-sq filler between longerons forward pylon Cut out bulkheads top cap filler strips 6 plywood bottom Glue top cap place top top longerons Glue section B-B D-D E-E bulkheads place Add top bottom 3A6 filler strips 1A6 plywood bottom Add -in nose 6 side sheeting Add wing saddle complete rest structure except tail boom bottom sheeting control lines DI autorudder run internally just under bottom sheeting shown section F-F use 015 piano wire main section DT line forward tension spring Just bend small loop wire end attach timer release arm Use very strong Dacron line portion DT line between tension spring stab hook Use same Dacron line autorudder line will need light spring line well means connecting rudder tab system use can seen photos showing auto-rudder detail stab mount short length Dacron line small screw tied end can seen fastened rudder tab screw threads part-way small spring end auto-rudder line seen emerging top fuselage ahead stab fence provides both connection line tension Complete fuselage adding A6 balsa sheeting bottom good idea wrap nose plywood bulkhead fiberglass -in nylon reinforcing ribbon Finish fuselage way like few coats dope will work Theres no fuel-soak problem Electrics Note theres no landing skid Ive found model survives DT landings better impact spread over fuselage length plywood bottom prevents serious damage look carefully left side photo will see wire spring just behind timer cavity timer auto-stan device section 015 wire guided through piece As tubing blocks timer fan piece tubing threaded over wire mashed provide place thumb end wire connected light spring arm release hold thumb mashed tubing connect spring hook fuselage side Launching model releasing thumb causes spring withdraw wire fan timer starts prefer manually starting timer little motor work order motor Astro flight sure tell intend use As aluminum plate between motor front face gear drive assembly motor mount means motor pinion must located 1/~ further out motor shaft pinion pressed onto motor shaft easier Continued page 137 December 1992 39 Type FE/Class Class B Electric Satellite 450 Wingspan 561/2 Recommended motor size type Astro Flight geared 035 electric motor Sanyo N-605CR battery packs Class 6 Class B 7 Number RC channels recommended N/A Expected tlying weight Class 27oz Class B 28loz Type construction Built-up balsa/basswood Type covering finish recommended Clear Micafilm Satellite 450 Hughes Continued page 39 to have located correctly first time Inspect motor brushes see fully arced Partially arced brushes will safely handle current will require further break-in use battery charger voltage source Set about 4 V sure motor rotates clockwise opposite prop rotation Loosen motor throughbolts rotate brush end-bell motor running Observe current meter position end-bell minimum current Tighten motor screws Now just run motor until brushes fully arced motor will get hot provide some means cooling just put freezer leads coming outside voltage source may take several hours fully arc brushes motor now ready timed Optimum timing position brushes relative magnets gives highest rpm lowest current Timing should done prop battery pack intend fly factory timing marks motor hut may best voltage load used application really should check out Theres subject following section wiring batteries Wiring model really simple can wire ignition engine can wire Electric Just study wiring diagram plan assembly shown photograph Note disconnects allow disassembly components airframe unsoldeting First make up two packs three cells using doubled desoldeting braid soldered directly individual cells though Ni-Cd manufacturers caution against soldering directly cells cite potential damage reason soldering cells rather using small welded tabs much less contact resistance soldered connection Less resistance means output voltage output voltage equals rpm common practice solder cells havent problem Just sure soldering quickly minimize heating Use masking tape hind cells together Complete wiring keeping leads short can word about battery charging though cells quick-charge variety initial charge should slower rate About amp should OK can tell fully charged monitor charge voltage digital voltmeter will see voltage slowly increases battery takes charge voltage peaks drops off about 02 volts charge complete Subsequent charges can done four amps Ni-Cds have charged discharged several times before reach full potential Its just nature Now have voltage source wiring harness lets go back motor timing Wrap front portion motor masking tape bind front end-bell center section Remove motor through-bolts will allow free rotation Continued page 140 JOMAR PRODUCTS SM-4 Ekctric Throttle best bargain Long Run SM4 runs 7 24 cells handles over SO amps current optically isolated high rate includes Futaba J lead sermos connectors heatsink plastic cover Weight 13 ounces Smooth reliable performance Best market Dont settle less! Now $110 GLITCH Buster 6 CHANNELS OPTICAL Isolation PLUS Reliable SIGNAL BOOST long servo runs high power jumbo servos Must used separate servo battery pack Eliminates glitches caused long leads big servos flying tail wires Allows new PCM radios drive ANY type servo! add own input/output leads Measures 15 X 15 X 75 weighs 3/4 ounce Still just $45 Battery Backer use 4 S cell packs main other backup Backup kicks main pack craps out Capable handling current youll ever need Cheap peace mind expensive project! Buy before s too laze measly $49 GLOW SWITCH TTNY1 X 15 X 4 halfounceunitcanhandleup 200 watts load Optically isolated unit replaces mechanical switch servo Simple 2 wire hookup just like regular switch! High OR Low side switching Includes indicator LED reversing switch point adjust futaba lead Great Video camera smoke fluid pump glow plug power ignition system switch etc. Only $39 Lots other stuff too. like super fine wire #22 #15 #12 gauge simple ON/OFF motor controls etc Also R/C related consulting services reasonable rates! Call write address below info rodat 8606 Susanview Lane Cincinnati OH 45244 513-474-0985 December1992 137 Delune Kit Peetareni Derable C aeitGnad a N tanetaga wing tips canopy w ng ta nonN built-in wasttnutOtta g w ng ~iiijj MP i1iSE precision nechined wnod parts Foan ones Fiesidents Hawaii & Alaska nheetingPreehaped hardwond sad sg PLACE DIVISION TWO sdgsnPtotn-iiinntrated inottoct nn hoot St cwnptete hardware penkage1991 CAUFORNIASTAT SLOPE ONLY $7995 plus $400 S&H HAMPIONSHIPS $900 S&H WP/LAILAVO-/a I-lCJ-lSTARTa EEC7flK SLOPE Wingspan745 inLoadinglloz/oq II &&ipOLIIStONAEVPLA5TICt Wing area550 oginAirfoils 506060 & S3021 Aspect ratio101Optional power 05- 15 Weight35 czRadio 2-nh reqd JAREL AIRCRAFT DESIGN & ENGINEERING 12136 Brat/dock Dr CuAer Ctty 0490230 E IN THE USA [310390-1348ELEcTRIc cONVERSION SHOWN C1-WAPSENSATTflN GENERIX PO Box 262035 Tantps FL 33615 ORDERS ONLY 800-645-KITS Tech Info 813-854-KITS tataCSFlying Wings Span5115-3oeng $SS&H Area 790 sq in69BATPLANE 4495$49Span44 Engine4052-40$7 5&H 559t3IzE TAIL GATOR 3500$7 5&HArea770 sq 5015-52Engine28-40 AT LAST Z-BEST ENGINE CLEANER An Eftecitne Htgh Tech Engtne Cleaner ________________ R/G Engines Rewones Burned-on Fuel Residue Encrusted Carbon Build-up Prow Inside Z-BEST Cleans Mufflers Toned Any Bane Metal Engine Outside Pipes aed Headers ]iidwst - ..Scruh&Leg Wont Haste Dincolor Metal Four Ounces will Clean 10-15 Engines Clean Engines Run Cooler Last Longert S2t8S&HCA825n15xDisiBY seed check moneyAIRBORNE BOBBIES order ask local3764 30th Si San Diego CA 92ii14 dealerMIC VISA hsEasTo5yy Safety Starter Safe one-push starting Recommended John Prestons Safety Comes First column ModelA vat/on Nov 90 Easy assemble battery starter $6495 Accomodates small 12-volt battery r sizes available Add $700 packaging shipping IUPS Texas residents add 825% sales tax Allow approximately two weeks delivery Satellite 45OIHughes Continued page 137 end-bell Install prop wiring harness holding motor together both hands have assistant operate microswitch start motor Rotate end-bell note position gives maximum rpm will fairly easy bracket location efficient location will giving maximum rpm least advance clockwise rotation Recharge battery repeat test few times validate results Done carefully will achieve highest starting rpm least rpm decrease during motor run Now know tachometer important Mark endbell center section can repeat setting Reinstall motor through-bolts possible threaded holes end-bell will align gap between magnets making impossible reinstall through-bolts end-bell new position worry needed drill tap new 2-56 holes endbell will worth effort Fit motor mounting plate install motor model Cut plate somewhat oversize Drill motor shaft gear-drive mounting holes plate attach plate motor motor brush axis will canted exact angle depending upon individual motor timing Slip motor nose cavity pressing plate against bulkhead Using nose bulkhead pattern trace outline back motor Win gDesigner FII jil Actual program plot plate Remove plate finish plate fastened model 2-56 screws T-nuts prop shaft may exactly centered nose small variations no consequence main purpose foam cowl keep dirt out gears fastened fuselage filament tape youve assembled components youve completed fuselage wing stab have conventional construction wont go much detail very important stab/rudder kept light have three weigh within four grams other target weight 12 oz stab too heavy center gravity CG will off can compensate placing -in shim behind motor mounting plate much better solution make stab light first place wing ribs can either t/s4n /32 balsa Note basswood inserts leading trailing edges center section original wing tended fracture just outboard wing saddle Adding basswood cured problem rest construction like original Pay attention called-out wing warps easy kill model washed-in right main panel flying surfaces can covered film will flutter under power due thick wing use clear Micafilm because light tough new lightweight Solarfilm might also good choice covering just about ready go flying First make sure CG corrector least close shown plan Initially shouldnt stab tilt Check wing warps time Reset iron needed model flies right & EditFoilc Control Line Free Flight Radio Control Soaring Scale EditFoil FEATURES Enter airfoil data pabtished tables Pnints data table Modil cosrect sunthee imperfections graphically on-screen. Modify chord thickness ratio WIngDesigw supplied 24 airfoils Plots sample 10 sib requires l8ingDeslgner. programs written wpecifwally model aircraft design NOT modified general purpose CAl programs WinDnfrne FEATURESCOMPUTER SYSTEM REOUIREMENTS Allows dOerent root r&o airfoils Plots ALL snansition ribsIBM 100% compatIble 286 386 486 cpu Plots ribs ALL spar slots correct rice andporltlon. Math co-processor desirable NOrrequiced Plots nibs sheeting Positionjlsil pwxiol length spam IS Maximum1424 SVGA COLOR graphics display~ Adds extra nibs ends ailerons flaps Itib DOS version 31 higher Position up 8 extra nibs panel Rib #2 exampte1/2 meg hard disk space 512kb RAM inch rib building accuracy3-1/2 floppy drive 5-1/4 diskette available LocatesJig-rod holesDot matnix 9 24 pin laser printer PRO version * USER FR IENDLY GRAPHICAL INTERFACEcan oulpul los pen plotter I4PGL format COLOR *QUICK EASY LEARN ITED TIME INTRODUCTORY PRICE *ACCUP4TE PROFESSIONAL RESULEditFoil$ 5995 WingDesigner$ 7995 withEditFoil.S12995 E YOUR DESIGN ON-SCREENWrngDealgnerPRO 95 withEdtFoil.516995 *11 7Illinois residents add 8% stats sales tax Add $350 Shipping & Handling Parcel Post & Microy stems P0 Box 8367 Bartlett IL 601 03-8367 send $100 a#10 SAsE information Dealer ondfliarribaror inquiri en inn red 140 Model Aviation 4Flight Shop Tool Chest Eight felt-lined drawers large top compartment provide 1000 sq inches safe spacious storage important tools supplies entire chest locks turn key easy carry its brass-plated handles beautiful solid oak/oak veneer exterior order now S16995 during special offer Use MasterCard Visa send check money order completely satisfied return within 30 days refund SAVE $60 $230 Retail & handling CAres add $1232 sales taa CIntigulus US Only Sn COD shipmentll qjasslc Chests 805 543-9363 PG Box 541 San Luls Ohlspo CR93406 MA122 turn both under power glide Transition accomplished applying glide rudder about two seconds before end motor run drops nose starts model flat turn Set timer function sequence occurs Lock rudder tab zero deflection using both adjusting screws Hand-glide model should go straight ahead flat glide trace stall Adjust rudder tab stab incidence until achieved Before attempting powered flight check see rear stabilizer location key slides smoothly out fuselage groove Any side pressure may cause stab hang up partially tilt will result spiral-dive DTeffective hard live Shim leading edge stab contacts fence until key aligns perfectly fuselage slot first powered flights made autorudder DT set activate immediately after end motor run Set timer about 4-sec motor run Charge battery fully discharge running motor 30 seconds Recharge repeat discharge recharge again important battery fully activated before making adjustments Launch model nearly vertical slightly right wind right wing down induce turn Gradually lengthen motor run making incidence rudder corrections needed Always fully recharge battery between flights DT immediately upon termination motor run No autorudder use during phase Once get nice steep spiral climb can start working glide Set glide rudder three turns differential power setting Let motor run 15 20 seconds get model high enough avoid disaster setting way off DT about 10 seconds glide nose-down stalling glide can corrected shifting CG takes about three turns differential between power glide tab settings get good transition find results too-tight glide circle just counter little opposite stab tilt easy wasnt seven-cell Class B version flies quite bit faster six-cell Class will take caution making power rudder adjustments Now need place show off Since Gas fliers dont believe Electrics can fly much less fly well should able get ailow Gas competition club contests Fly six-cell version against Class Gassies seven-cell version against Class B start reducing motor run have attentionand respect Youre aiso ready USFFC Nats competitions Go Some words about safety Notice have included fuse on-off switch wiring makes uneasy just add absence either has problem reason using connection represents voltage loss wiring complication Use silicone rubber insulate microswitch connections possible shorting spring propeller will fold forward unless make small modification prevent cant believe shaking motor starts propeller folded forward Make 12 X 17/s-in aluminum strip drill center go over prop shaft Place shaft under prop hub Youll have bend tips strip rearward prop will proper MODEL ENGINES Volume 1 Most Complete Video Model Engines Ever Produced journey begins family model powerplants rubber power latest turbojet Volume 1 becomes invaluable source theory tips covering aspect 2 stroke engine selection installation operation care Engine tuning simplified Sound reduction techniques Fuel facts secrets revealed Repairs maintenance demonstrated Propeller theory selection Get out investmentl Graphics animation quality live footage make video unlike other available modelers difficult concents easy understand presented way Hobby Supply South$2495 5060 Glade RoadPasiage paid coniinentai US Acworth GA 3010 1OA residenis add 5% snies tax 404-974-0843Oxaler inqairies invited Na disiriburars please December 1992 141 OUR REV-UP INVENTORY AVERAGES OVER 9000 PROPS PROMPT SHIPMENT ON VISA4MC SPECIALIST IN CUSTOM COX TEE DEE & REED ENGINES 020S 049S 051S 074S & 09S ALL CUSTOM & STOCK PARTS INDIVIDUALLY RACING WHEELS KLOTZ OIL CARBON FIBER SOLID LINES ALL KINDS OF TUBING THREE BRANDS OF GLOW PLUGS HARD-TO-FIND HARDWARE OLD TIMER SUPPLIES COILS CONDENSERS NGK & STrIT SPARK PLUGS SILK 8 COLORS QUALITY DOPE BRUSHES 5 & 7 LOOP 114 RUBBERBANDS TRANSISTOR IGNITION SYSTEMS RESISTOR HIGH TENSION LEADS 1/2A TEXACO PLAYBOY SR KIT 1I2A TEXACO ENGINES & PARTS KSB & IGNITION TIMERS RUBBER POWER KITS PROPS TISSUE AND OTHER SUPPLIES CYANOACRYLATES & EPOXIES ORDER BY MAIL OR PHONE 619 728-4365 SORRY NO COD VISA & MASTERCARD WELCOME MINIMUM MERCHANDISE ORDER $1000 SHIPPING HANDLING AND INSURANCE FEE $350 STOCK ORDERS SHIPPED WITHIN 24 HRS NEW FAI TAN RUBBER 1/4 3/16 1/8 thick 1 lb box- $1475includes4ozSlickLube $1375 no lube k costs $175 10 lb box $11000 UPS Deliveredi Postpaid US via UPS Cal ree add 6% sales tax Made USA Slow cure conaistant qualIty Ask FAI-TAN 89/90 catalog lists 100 FF kIts CROCKET HOOKS NOW MADE BY FAI SEND8150FAI Model Supply FORpa Baa gs344c1casas CATALOGranaNcecaiasacansacsa, TEL 213 83a8939 r APC PROPELLERS Sound Supression Design High Thrust Efficiency Long Fiber Advanced Composite Material Proven Performance US Masters US Nationals Canadian Nationals World Championships SPORTS SIZES 57x36x27x345678910$159 8x456789lO$179 9x4567891O$199 95x 45 10x3 45678910$229 11x3456789$249 115x 412 x 678$289 13x6$425 REVERSE PITCH PUSHER 9x610x67Bll x67$395 COMPETITION 63 x4 65x 37 7Bx 4679 x 65 85 95x 65N 7N 75N 8N 85N 1O5x 45$395 lix 10 11 12 12W 13 14 12x99W 1010W 11 uN 11512 12N 125 13 13N 14 125x9 101111512 125 1313 x 910 $795 135x 91012513314 14x 68101213 13514 144x 1051213 145x 14N 15 x 8 10111216x81012 $1295 MULTIBLADE onenl Propeller Systems 2-blade18x8 1012$2200 20x8 12 14$2500 22x810121416$3100 24x10 12 14 16$3000 3-Blade17x10 18x1119x11$3300 20x11121421x12$3700 22x10 12 14 16$4600 24x10121416$5500 Multi Blade Hubs2-Blade 18-19 dia$3000 2-Blade 20-21 dia$3500 2-Blade 22 dia$4000 2-Blade 24 dia$6000 3-Blade 17-19 dia$4500 3-Blade 20-21 dia$5500 3-Blade 22 dia$6500 3-Blade 24 dia$9000 Contact local hobby dealer first doesnt have whet need order direct 918-681-8515 Manufactured Landing Pyoducts PO Box 938 Knights Landing CA 95645 position preventing prop folding forward may have instance motor starts blades rearward catches pylon stops motor temptation release blade launch model Dont locked rotor current very high microswitch may damaged motor gets stopped switch contacts may either lose snap weld themselves together either case its bad news motor does shut off glide rudder kicks model powers ground death-spiral Always test switch after motor stoppage Good luck An SASE will get prompt reply questions Don Hughes 8383 Zancanaro Ct Citrus Heights CA 95610 telephone 916 723-1882 ng Fun/Mathews Continued page 42 twin SuperTigre 3000-powered P-38 veer off wildly right takeoff recovery over pits next flight model veered crashed parked van Now know sure problem didnt lie design Ive seen several others kit source fly extremely well Ive corresponding John Deden Missouri City Texas about true flatbottomed-airfoil 1 940s free flight design recalls Can anyone help remember its name also mentioned having flown B-25s P-38s indeed building model P-38 related fly-in mishap responded following drilled drilled during flight training critical low speeds such takeoff landing never try picking up low wing aileron Use hard-over rudder first foremost As matter precise fact preferred use rudder Seems 38s dihedral rudder induces recovering roll whereas ailerons just make things worse full-sized P-38 rudder deflections 300 way can vouch results morning Italy took off engine quit just about 50 100 ft off runway carrying two 165-gal drop tanks. training led immediately jam hard rudder push yoke away As wing came up fed some correcting aileron super-scary part just low wing got nearly level darned Allison came back full bore So off went other direction repeated several times until could get both engines calmed down bit Im convinced followed procedures drilled head used ailerons Id have survived. 1 proceeded normal emergency landing Since larger models fly much like full-scale prototypes Id think Johns input could useful building P-38 modelsor B-25s matter Stay off ailerons engine gasps takeoff landinguse rudders Neat stuff basic laws modeling seems difficult two parts hold position likely CyA bottle clogged Agree Well golly long last better D & J ELECTRONICS 900 Lucy Road Howell Michigan 48843 517-546-2644 Service & Repairs Most Radio Control Systems Utilizing Calibrated Test Equipment & Spectrum Analyzer Endorsed AMA/RCMA Sticker Station #105 Futaba Airtronics JR Ace HiTec Tower Cirrus World Engines & WE USE GENUINE FACTORY REPLACEMENT PARTS Complete 1991 Narrow Banding & Upgrades RCD / HITEC R/C DEALER Carry Full Line RCD RXs & Products Upgrading. ASK ABOUT THE NEW HOT FOCUS SERIES RADIO CONTROL SYSTEMS FCC Licensed Speed Control Repairs Quality Service Fast Turn Around Shipping & Insurance ExtraUPSU S Mail VISA / MASTERCARD & DISCOVER WELCOMED AMA #256123ARRLWB8YSQ 142 Model Aviation
Edition: Model Aviation - 1992/12
Page Numbers: 36, 37, 38, 39, 137, 140, 141, 142
ELECTRIC SATELLITE 450 Take leading FF Power designs add todays electric motors batteries have noted flier field stir together result highperformance FF Electric model presented U Don Hughes THERES no doubt about Electric power making serious inroads model airplane hobby Judging number ads Electric products relatively large segment modeling fraternity sold idea Clean quiet electric power natural Sailpianes since fits idea silent flight eliminates need launching devices RC sport fliers appreciate freedom engine-induced headaches such vibration fuel-soaked structures noise complaints Electric Free Flight often wonder future Free Flight whole much less obscure seemingly impossible thing like Electric Free Flight Electric power odds everything Free Flighters hold absolutes weight enemy power name game Since Free Flighters competitors search faster engines better rubber exotic materials incremental design improvement would anyone interested concept battery motor weigh entire Gas model Furthermore performance touted about exciting watching paint dry guy put first electric motor model certainly didnt challenge FlC fliers Ive never under stood enough interest generated get Electric FF accepted official AMA competition event What motivation can relate personal experience several years before 1984 avid Wakefield flier thing disliked about Wakefield what call time-preparing vs time-flying ratio constant making testing rubber motors really detracted enjoyment flying Astro Flight ads caught attention rigged old Wakefield 035 ferrite motor driven six Sanyo N-250 Ni-Cds flew well enough take second 1984 Reno Nats hooked As say now What can expect FF Electrics today best models will climb about like Nostalgia Gas model limiting factor available power weight surprise well models glide typical 9-10 oz-per-sq-ft wing loading doesnt seem materially detract glide performance fact extra weight makes good windy-weather fliers extra motor run allowed Electrics often out-climb Gassies thermal just like other model What can expect future wish knew thing certain better motors batteries will become available RC car phenomenon reliable indicator Looking back past six years Electrics have improved being curiosity real performers arent Free Flighters Electrics opinion Gas fliers just arent interested something flies almost good Gas model Quiet flight isnt much factor Free Flight way Perhaps entire Free Flight concept outdated will day confined tiny reservations allowing silent highly muffled limited-performance models Small Electrics will fit right Until sad day progress FF Electrics will continue pushed people enjoy doing something different challenging kind person someone doing Electrics now looking something better model presented will get right track 36 Model Aviation 4Our author Don Hughes com pleted Electric Satellite 450 Easiest way buy kit use modifications Left Note canted motor position view fuselage front bulkhead Hole lower right positive motor visible similar hole upper left Above Stabilizer mount fence pop-up-stab dethermalizer Small cord emerging forward DT fence auto-rudder Doubled cord rear DT line Satellite design Bill Bob Hunter about 16 years old has successful popular competition Free Flight Power models ever Ive using 450 version converted electric motor power past five years continues favorites Sure advanced designs performance potential Satellite 450 has lot going First Satellite 450 available kit form Jacks Models 7178 Aumsville Hwy SE Salem OR 97301 easy build flight-adjust consistent Best tough doesnt require lot special reinforcement Electric use Ive often said Electrics can stand anything dethermalized DT landing extra weight really stresses fuselage especially wing High aspect-ratio designs require lot hightech techniques using exotic materials prevent fractures downloading upon ground impact Satellite wing can built essentially stock covered plastic films fuselage requires some redesigning accommodate electric motor hardware basic model layout remains unchanged experienced Gas flier suggest build Satellite anyway just get feel Electrics go ahead adapt Electric concept sophisticated designs new FF Power ideal starter model really performs way above peoples expectations Build six-cell Class version first gain experience build another seven-cell Class B really surprised just now entering world FF Electrics couldnt have picked better time Until now hasnt really good motor Class six-cell competition Sure could make Satellite 450 perform well variety motors took least 10 cells proper job cells creates illusion complexity discourages entry FF Electrics addition reasonably priced battery chargers will handle six seven cells Astro Flight now makes special Free Flight version its geared 035 cobalt motor really hums six seven cells dont recommend anything else Bob Boucher has given Catalog Number 6604G price $11995 delivery should couple days mber 1992 37 Left Close-up fuselage left front can see battery switch timer cavities Note holes wires pass left-to-right Right right side showing cavity six-cell battery using seven cells Class B opening must enlarged rearward Two views completed bare fuselage could build model plans article author suggests its easier work Satellite 450 kit just make revisions details Sources text things youll need Left stabilizer rudder Its important keep tail end light though motor can moved forward slightly achieve correct balance position Right auto-rudder details show Note spring pulling tab against glide-adjust screw receipt order gear-drive commercially available motor will withstand typical Free Flight monster crash As long Im subject hardware heres what will need addition Astro Flight motor support equipment six- seven-cell battery charger Theres lots choices As minimum get current meter currentadjust control tachometer/voltmeter Nor-Cal way can tell well Electric system working tachometer will need digital voltmeter peak-charge battery Nor-Cal has combined two instruments Get kit Jacks Models save yourself lot time Order 11 x 66 Aeronaut Freudenthaler propeller assembly Hobby Lobby source know Freudenthaler best commercial prop Ive ever used Contact Doug Galbreath 2810 Chiles Rd Suite B Davis CA 95616 order Seelig Mini-Combo timer Order six seven Sanyo N-600SCR Ni-Cd cells available number sources Hobby Lobby Buy individual cells will making up battery pack yourself Get lengths red black highly flexible #16 wire favorite RC car store Trinity puts up little packages Study microswitch shown plan get like local electronics parts house Radio Shack does stock large enough job sure will accept push-on connectors get package male female 6-in flat-blade wire connectors Also get coil desoldering braid use battery interconnections doubled Radio Shack #642090 works very well model uses bit carbon-fiber fuselage will need sheet 007 material Start fuselage Study plan carefully noting differences between Gas Electric versions bought kit Cut tall boom sheet balsa sides end station E-E 6-sq longerons end station B-B Glue longerons sheet balsa sides using thin cyanoacrylate glue CyA Cut notch A2 x -in verticals glue place right side Add diagonals should possible mate two sides together dont glue together just yet kit version pylon wing mount uses 3/s-in balsa prefer thinner type shown sure use carbonfiber core basswood leading tralling edges Add triangular section runs between lower leading edge section B-B pylon must exactly reproduce shape angles shown plan add wing saddle yet 38 Model Aviation 4The complete wiring harness seen picture exercise little care can test-run motor its being mounted model photos author Motor mounted sheet aluminum plate pinion must 1/16 farther out shaft accommodate plate Right side completely assembled fuselage motor battery held place filament tape foam blocks Motor Astro Flight geared 035 cobalt #6604G Full Size Plans Available-See Page 178 __ 0LJV___ I___ ____ ILL 7iFOr-Ii _ 27~1WING PLAN OZI 0-5 rZZLzzzz IRBBBOMBBROBO/ OIMEBRAL DETAILB~BBTORB:OBBB,B B BZ22ZZZt1IZIZZZZIIZ2rS-3 rIiZhir ---SI 1j~-1ViS42-~2D~o w g -w B STABILIZ RITt~OBBBB BBBBBBBZ"2L-.. B-0-WB FINoo5110 BBBFUSELAGE SIDE VIEW -----— B0SB BBOWM MOBTTOBO~BOBBCAP TOP BOTTOM TOOTTOB TO TMODEL AVIATION -0-__ BTBTOOROMBiBBOBMBMBOBTOMBOMR- ----SATELLITE450 MOTOR MOOMTTO BE COMMA LOBMBMOBBFUSELAGE0MM MMo0VVB ELECTRIC BONBON ST BOB 000MB TOP VIEW Mark horizontal line both sides pylon show path upper longerons Glue 2 x 6-in filler strips inside longeron location pylon trailing edge forward end longerons Assemble fuselage sides together try fit pylon Disassemble fuselage sides pylon Position pylon right fuselage side top long eron aligned along pylon line Glue top longeron pylon Pin fuselage side plan Bend longerons align everything plan glue bottom longeron pylon Add left fuselage side making sure longerons properly aligned pylon Add 6-sq filler between longerons forward pylon Cut out bulkheads top cap filler strips 6 plywood bottom Glue top cap place top top longerons Glue section B-B D-D E-E bulkheads place Add top bottom 3A6 filler strips 1A6 plywood bottom Add -in nose 6 side sheeting Add wing saddle complete rest structure except tail boom bottom sheeting control lines DI autorudder run internally just under bottom sheeting shown section F-F use 015 piano wire main section DT line forward tension spring Just bend small loop wire end attach timer release arm Use very strong Dacron line portion DT line between tension spring stab hook Use same Dacron line autorudder line will need light spring line well means connecting rudder tab system use can seen photos showing auto-rudder detail stab mount short length Dacron line small screw tied end can seen fastened rudder tab screw threads part-way small spring end auto-rudder line seen emerging top fuselage ahead stab fence provides both connection line tension Complete fuselage adding A6 balsa sheeting bottom good idea wrap nose plywood bulkhead fiberglass -in nylon reinforcing ribbon Finish fuselage way like few coats dope will work Theres no fuel-soak problem Electrics Note theres no landing skid Ive found model survives DT landings better impact spread over fuselage length plywood bottom prevents serious damage look carefully left side photo will see wire spring just behind timer cavity timer auto-stan device section 015 wire guided through piece As tubing blocks timer fan piece tubing threaded over wire mashed provide place thumb end wire connected light spring arm release hold thumb mashed tubing connect spring hook fuselage side Launching model releasing thumb causes spring withdraw wire fan timer starts prefer manually starting timer little motor work order motor Astro flight sure tell intend use As aluminum plate between motor front face gear drive assembly motor mount means motor pinion must located 1/~ further out motor shaft pinion pressed onto motor shaft easier Continued page 137 December 1992 39 Type FE/Class Class B Electric Satellite 450 Wingspan 561/2 Recommended motor size type Astro Flight geared 035 electric motor Sanyo N-605CR battery packs Class 6 Class B 7 Number RC channels recommended N/A Expected tlying weight Class 27oz Class B 28loz Type construction Built-up balsa/basswood Type covering finish recommended Clear Micafilm Satellite 450 Hughes Continued page 39 to have located correctly first time Inspect motor brushes see fully arced Partially arced brushes will safely handle current will require further break-in use battery charger voltage source Set about 4 V sure motor rotates clockwise opposite prop rotation Loosen motor throughbolts rotate brush end-bell motor running Observe current meter position end-bell minimum current Tighten motor screws Now just run motor until brushes fully arced motor will get hot provide some means cooling just put freezer leads coming outside voltage source may take several hours fully arc brushes motor now ready timed Optimum timing position brushes relative magnets gives highest rpm lowest current Timing should done prop battery pack intend fly factory timing marks motor hut may best voltage load used application really should check out Theres subject following section wiring batteries Wiring model really simple can wire ignition engine can wire Electric Just study wiring diagram plan assembly shown photograph Note disconnects allow disassembly components airframe unsoldeting First make up two packs three cells using doubled desoldeting braid soldered directly individual cells though Ni-Cd manufacturers caution against soldering directly cells cite potential damage reason soldering cells rather using small welded tabs much less contact resistance soldered connection Less resistance means output voltage output voltage equals rpm common practice solder cells havent problem Just sure soldering quickly minimize heating Use masking tape hind cells together Complete wiring keeping leads short can word about battery charging though cells quick-charge variety initial charge should slower rate About amp should OK can tell fully charged monitor charge voltage digital voltmeter will see voltage slowly increases battery takes charge voltage peaks drops off about 02 volts charge complete Subsequent charges can done four amps Ni-Cds have charged discharged several times before reach full potential Its just nature Now have voltage source wiring harness lets go back motor timing Wrap front portion motor masking tape bind front end-bell center section Remove motor through-bolts will allow free rotation Continued page 140 JOMAR PRODUCTS SM-4 Ekctric Throttle best bargain Long Run SM4 runs 7 24 cells handles over SO amps current optically isolated high rate includes Futaba J lead sermos connectors heatsink plastic cover Weight 13 ounces Smooth reliable performance Best market Dont settle less! Now $110 GLITCH Buster 6 CHANNELS OPTICAL Isolation PLUS Reliable SIGNAL BOOST long servo runs high power jumbo servos Must used separate servo battery pack Eliminates glitches caused long leads big servos flying tail wires Allows new PCM radios drive ANY type servo! add own input/output leads Measures 15 X 15 X 75 weighs 3/4 ounce Still just $45 Battery Backer use 4 S cell packs main other backup Backup kicks main pack craps out Capable handling current youll ever need Cheap peace mind expensive project! Buy before s too laze measly $49 GLOW SWITCH TTNY1 X 15 X 4 halfounceunitcanhandleup 200 watts load Optically isolated unit replaces mechanical switch servo Simple 2 wire hookup just like regular switch! High OR Low side switching Includes indicator LED reversing switch point adjust futaba lead Great Video camera smoke fluid pump glow plug power ignition system switch etc. Only $39 Lots other stuff too. like super fine wire #22 #15 #12 gauge simple ON/OFF motor controls etc Also R/C related consulting services reasonable rates! Call write address below info rodat 8606 Susanview Lane Cincinnati OH 45244 513-474-0985 December1992 137 Delune Kit Peetareni Derable C aeitGnad a N tanetaga wing tips canopy w ng ta nonN built-in wasttnutOtta g w ng ~iiijj MP i1iSE precision nechined wnod parts Foan ones Fiesidents Hawaii & Alaska nheetingPreehaped hardwond sad sg PLACE DIVISION TWO sdgsnPtotn-iiinntrated inottoct nn hoot St cwnptete hardware penkage1991 CAUFORNIASTAT SLOPE ONLY $7995 plus $400 S&H HAMPIONSHIPS $900 S&H WP/LAILAVO-/a I-lCJ-lSTARTa EEC7flK SLOPE Wingspan745 inLoadinglloz/oq II &&ipOLIIStONAEVPLA5TICt Wing area550 oginAirfoils 506060 & S3021 Aspect ratio101Optional power 05- 15 Weight35 czRadio 2-nh reqd JAREL AIRCRAFT DESIGN & ENGINEERING 12136 Brat/dock Dr CuAer Ctty 0490230 E IN THE USA [310390-1348ELEcTRIc cONVERSION SHOWN C1-WAPSENSATTflN GENERIX PO Box 262035 Tantps FL 33615 ORDERS ONLY 800-645-KITS Tech Info 813-854-KITS tataCSFlying Wings Span5115-3oeng $SS&H Area 790 sq in69BATPLANE 4495$49Span44 Engine4052-40$7 5&H 559t3IzE TAIL GATOR 3500$7 5&HArea770 sq 5015-52Engine28-40 AT LAST Z-BEST ENGINE CLEANER An Eftecitne Htgh Tech Engtne Cleaner ________________ R/G Engines Rewones Burned-on Fuel Residue Encrusted Carbon Build-up Prow Inside Z-BEST Cleans Mufflers Toned Any Bane Metal Engine Outside Pipes aed Headers ]iidwst - ..Scruh&Leg Wont Haste Dincolor Metal Four Ounces will Clean 10-15 Engines Clean Engines Run Cooler Last Longert S2t8S&HCA825n15xDisiBY seed check moneyAIRBORNE BOBBIES order ask local3764 30th Si San Diego CA 92ii14 dealerMIC VISA hsEasTo5yy Safety Starter Safe one-push starting Recommended John Prestons Safety Comes First column ModelA vat/on Nov 90 Easy assemble battery starter $6495 Accomodates small 12-volt battery r sizes available Add $700 packaging shipping IUPS Texas residents add 825% sales tax Allow approximately two weeks delivery Satellite 45OIHughes Continued page 137 end-bell Install prop wiring harness holding motor together both hands have assistant operate microswitch start motor Rotate end-bell note position gives maximum rpm will fairly easy bracket location efficient location will giving maximum rpm least advance clockwise rotation Recharge battery repeat test few times validate results Done carefully will achieve highest starting rpm least rpm decrease during motor run Now know tachometer important Mark endbell center section can repeat setting Reinstall motor through-bolts possible threaded holes end-bell will align gap between magnets making impossible reinstall through-bolts end-bell new position worry needed drill tap new 2-56 holes endbell will worth effort Fit motor mounting plate install motor model Cut plate somewhat oversize Drill motor shaft gear-drive mounting holes plate attach plate motor motor brush axis will canted exact angle depending upon individual motor timing Slip motor nose cavity pressing plate against bulkhead Using nose bulkhead pattern trace outline back motor Win gDesigner FII jil Actual program plot plate Remove plate finish plate fastened model 2-56 screws T-nuts prop shaft may exactly centered nose small variations no consequence main purpose foam cowl keep dirt out gears fastened fuselage filament tape youve assembled components youve completed fuselage wing stab have conventional construction wont go much detail very important stab/rudder kept light have three weigh within four grams other target weight 12 oz stab too heavy center gravity CG will off can compensate placing -in shim behind motor mounting plate much better solution make stab light first place wing ribs can either t/s4n /32 balsa Note basswood inserts leading trailing edges center section original wing tended fracture just outboard wing saddle Adding basswood cured problem rest construction like original Pay attention called-out wing warps easy kill model washed-in right main panel flying surfaces can covered film will flutter under power due thick wing use clear Micafilm because light tough new lightweight Solarfilm might also good choice covering just about ready go flying First make sure CG corrector least close shown plan Initially shouldnt stab tilt Check wing warps time Reset iron needed model flies right & EditFoilc Control Line Free Flight Radio Control Soaring Scale EditFoil FEATURES Enter airfoil data pabtished tables Pnints data table Modil cosrect sunthee imperfections graphically on-screen. Modify chord thickness ratio WIngDesigw supplied 24 airfoils Plots sample 10 sib requires l8ingDeslgner. programs written wpecifwally model aircraft design NOT modified general purpose CAl programs WinDnfrne FEATURESCOMPUTER SYSTEM REOUIREMENTS Allows dOerent root r&o airfoils Plots ALL snansition ribsIBM 100% compatIble 286 386 486 cpu Plots ribs ALL spar slots correct rice andporltlon. Math co-processor desirable NOrrequiced Plots nibs sheeting Positionjlsil pwxiol length spam IS Maximum1424 SVGA COLOR graphics display~ Adds extra nibs ends ailerons flaps Itib DOS version 31 higher Position up 8 extra nibs panel Rib #2 exampte1/2 meg hard disk space 512kb RAM inch rib building accuracy3-1/2 floppy drive 5-1/4 diskette available LocatesJig-rod holesDot matnix 9 24 pin laser printer PRO version * USER FR IENDLY GRAPHICAL INTERFACEcan oulpul los pen plotter I4PGL format COLOR *QUICK EASY LEARN ITED TIME INTRODUCTORY PRICE *ACCUP4TE PROFESSIONAL RESULEditFoil$ 5995 WingDesigner$ 7995 withEditFoil.S12995 E YOUR DESIGN ON-SCREENWrngDealgnerPRO 95 withEdtFoil.516995 *11 7Illinois residents add 8% stats sales tax Add $350 Shipping & Handling Parcel Post & Microy stems P0 Box 8367 Bartlett IL 601 03-8367 send $100 a#10 SAsE information Dealer ondfliarribaror inquiri en inn red 140 Model Aviation 4Flight Shop Tool Chest Eight felt-lined drawers large top compartment provide 1000 sq inches safe spacious storage important tools supplies entire chest locks turn key easy carry its brass-plated handles beautiful solid oak/oak veneer exterior order now S16995 during special offer Use MasterCard Visa send check money order completely satisfied return within 30 days refund SAVE $60 $230 Retail & handling CAres add $1232 sales taa CIntigulus US Only Sn COD shipmentll qjasslc Chests 805 543-9363 PG Box 541 San Luls Ohlspo CR93406 MA122 turn both under power glide Transition accomplished applying glide rudder about two seconds before end motor run drops nose starts model flat turn Set timer function sequence occurs Lock rudder tab zero deflection using both adjusting screws Hand-glide model should go straight ahead flat glide trace stall Adjust rudder tab stab incidence until achieved Before attempting powered flight check see rear stabilizer location key slides smoothly out fuselage groove Any side pressure may cause stab hang up partially tilt will result spiral-dive DTeffective hard live Shim leading edge stab contacts fence until key aligns perfectly fuselage slot first powered flights made autorudder DT set activate immediately after end motor run Set timer about 4-sec motor run Charge battery fully discharge running motor 30 seconds Recharge repeat discharge recharge again important battery fully activated before making adjustments Launch model nearly vertical slightly right wind right wing down induce turn Gradually lengthen motor run making incidence rudder corrections needed Always fully recharge battery between flights DT immediately upon termination motor run No autorudder use during phase Once get nice steep spiral climb can start working glide Set glide rudder three turns differential power setting Let motor run 15 20 seconds get model high enough avoid disaster setting way off DT about 10 seconds glide nose-down stalling glide can corrected shifting CG takes about three turns differential between power glide tab settings get good transition find results too-tight glide circle just counter little opposite stab tilt easy wasnt seven-cell Class B version flies quite bit faster six-cell Class will take caution making power rudder adjustments Now need place show off Since Gas fliers dont believe Electrics can fly much less fly well should able get ailow Gas competition club contests Fly six-cell version against Class Gassies seven-cell version against Class B start reducing motor run have attentionand respect Youre aiso ready USFFC Nats competitions Go Some words about safety Notice have included fuse on-off switch wiring makes uneasy just add absence either has problem reason using connection represents voltage loss wiring complication Use silicone rubber insulate microswitch connections possible shorting spring propeller will fold forward unless make small modification prevent cant believe shaking motor starts propeller folded forward Make 12 X 17/s-in aluminum strip drill center go over prop shaft Place shaft under prop hub Youll have bend tips strip rearward prop will proper MODEL ENGINES Volume 1 Most Complete Video Model Engines Ever Produced journey begins family model powerplants rubber power latest turbojet Volume 1 becomes invaluable source theory tips covering aspect 2 stroke engine selection installation operation care Engine tuning simplified Sound reduction techniques Fuel facts secrets revealed Repairs maintenance demonstrated Propeller theory selection Get out investmentl Graphics animation quality live footage make video unlike other available modelers difficult concents easy understand presented way Hobby Supply South$2495 5060 Glade RoadPasiage paid coniinentai US Acworth GA 3010 1OA residenis add 5% snies tax 404-974-0843Oxaler inqairies invited Na disiriburars please December 1992 141 OUR REV-UP INVENTORY AVERAGES OVER 9000 PROPS PROMPT SHIPMENT ON VISA4MC SPECIALIST IN CUSTOM COX TEE DEE & REED ENGINES 020S 049S 051S 074S & 09S ALL CUSTOM & STOCK PARTS INDIVIDUALLY RACING WHEELS KLOTZ OIL CARBON FIBER SOLID LINES ALL KINDS OF TUBING THREE BRANDS OF GLOW PLUGS HARD-TO-FIND HARDWARE OLD TIMER SUPPLIES COILS CONDENSERS NGK & STrIT SPARK PLUGS SILK 8 COLORS QUALITY DOPE BRUSHES 5 & 7 LOOP 114 RUBBERBANDS TRANSISTOR IGNITION SYSTEMS RESISTOR HIGH TENSION LEADS 1/2A TEXACO PLAYBOY SR KIT 1I2A TEXACO ENGINES & PARTS KSB & IGNITION TIMERS RUBBER POWER KITS PROPS TISSUE AND OTHER SUPPLIES CYANOACRYLATES & EPOXIES ORDER BY MAIL OR PHONE 619 728-4365 SORRY NO COD VISA & MASTERCARD WELCOME MINIMUM MERCHANDISE ORDER $1000 SHIPPING HANDLING AND INSURANCE FEE $350 STOCK ORDERS SHIPPED WITHIN 24 HRS NEW FAI TAN RUBBER 1/4 3/16 1/8 thick 1 lb box- $1475includes4ozSlickLube $1375 no lube k costs $175 10 lb box $11000 UPS Deliveredi Postpaid US via UPS Cal ree add 6% sales tax Made USA Slow cure conaistant qualIty Ask FAI-TAN 89/90 catalog lists 100 FF kIts CROCKET HOOKS NOW MADE BY FAI SEND8150FAI Model Supply FORpa Baa gs344c1casas CATALOGranaNcecaiasacansacsa, TEL 213 83a8939 r APC PROPELLERS Sound Supression Design High Thrust Efficiency Long Fiber Advanced Composite Material Proven Performance US Masters US Nationals Canadian Nationals World Championships SPORTS SIZES 57x36x27x345678910$159 8x456789lO$179 9x4567891O$199 95x 45 10x3 45678910$229 11x3456789$249 115x 412 x 678$289 13x6$425 REVERSE PITCH PUSHER 9x610x67Bll x67$395 COMPETITION 63 x4 65x 37 7Bx 4679 x 65 85 95x 65N 7N 75N 8N 85N 1O5x 45$395 lix 10 11 12 12W 13 14 12x99W 1010W 11 uN 11512 12N 125 13 13N 14 125x9 101111512 125 1313 x 910 $795 135x 91012513314 14x 68101213 13514 144x 1051213 145x 14N 15 x 8 10111216x81012 $1295 MULTIBLADE onenl Propeller Systems 2-blade18x8 1012$2200 20x8 12 14$2500 22x810121416$3100 24x10 12 14 16$3000 3-Blade17x10 18x1119x11$3300 20x11121421x12$3700 22x10 12 14 16$4600 24x10121416$5500 Multi Blade Hubs2-Blade 18-19 dia$3000 2-Blade 20-21 dia$3500 2-Blade 22 dia$4000 2-Blade 24 dia$6000 3-Blade 17-19 dia$4500 3-Blade 20-21 dia$5500 3-Blade 22 dia$6500 3-Blade 24 dia$9000 Contact local hobby dealer first doesnt have whet need order direct 918-681-8515 Manufactured Landing Pyoducts PO Box 938 Knights Landing CA 95645 position preventing prop folding forward may have instance motor starts blades rearward catches pylon stops motor temptation release blade launch model Dont locked rotor current very high microswitch may damaged motor gets stopped switch contacts may either lose snap weld themselves together either case its bad news motor does shut off glide rudder kicks model powers ground death-spiral Always test switch after motor stoppage Good luck An SASE will get prompt reply questions Don Hughes 8383 Zancanaro Ct Citrus Heights CA 95610 telephone 916 723-1882 ng Fun/Mathews Continued page 42 twin SuperTigre 3000-powered P-38 veer off wildly right takeoff recovery over pits next flight model veered crashed parked van Now know sure problem didnt lie design Ive seen several others kit source fly extremely well Ive corresponding John Deden Missouri City Texas about true flatbottomed-airfoil 1 940s free flight design recalls Can anyone help remember its name also mentioned having flown B-25s P-38s indeed building model P-38 related fly-in mishap responded following drilled drilled during flight training critical low speeds such takeoff landing never try picking up low wing aileron Use hard-over rudder first foremost As matter precise fact preferred use rudder Seems 38s dihedral rudder induces recovering roll whereas ailerons just make things worse full-sized P-38 rudder deflections 300 way can vouch results morning Italy took off engine quit just about 50 100 ft off runway carrying two 165-gal drop tanks. training led immediately jam hard rudder push yoke away As wing came up fed some correcting aileron super-scary part just low wing got nearly level darned Allison came back full bore So off went other direction repeated several times until could get both engines calmed down bit Im convinced followed procedures drilled head used ailerons Id have survived. 1 proceeded normal emergency landing Since larger models fly much like full-scale prototypes Id think Johns input could useful building P-38 modelsor B-25s matter Stay off ailerons engine gasps takeoff landinguse rudders Neat stuff basic laws modeling seems difficult two parts hold position likely CyA bottle clogged Agree Well golly long last better D & J ELECTRONICS 900 Lucy Road Howell Michigan 48843 517-546-2644 Service & Repairs Most Radio Control Systems Utilizing Calibrated Test Equipment & Spectrum Analyzer Endorsed AMA/RCMA Sticker Station #105 Futaba Airtronics JR Ace HiTec Tower Cirrus World Engines & WE USE GENUINE FACTORY REPLACEMENT PARTS Complete 1991 Narrow Banding & Upgrades RCD / HITEC R/C DEALER Carry Full Line RCD RXs & Products Upgrading. ASK ABOUT THE NEW HOT FOCUS SERIES RADIO CONTROL SYSTEMS FCC Licensed Speed Control Repairs Quality Service Fast Turn Around Shipping & Insurance ExtraUPSU S Mail VISA / MASTERCARD & DISCOVER WELCOMED AMA #256123ARRLWB8YSQ 142 Model Aviation
Edition: Model Aviation - 1992/12
Page Numbers: 36, 37, 38, 39, 137, 140, 141, 142
ELECTRIC SATELLITE 450 Take leading FF Power designs add todays electric motors batteries have noted flier field stir together result highperformance FF Electric model presented U Don Hughes THERES no doubt about Electric power making serious inroads model airplane hobby Judging number ads Electric products relatively large segment modeling fraternity sold idea Clean quiet electric power natural Sailpianes since fits idea silent flight eliminates need launching devices RC sport fliers appreciate freedom engine-induced headaches such vibration fuel-soaked structures noise complaints Electric Free Flight often wonder future Free Flight whole much less obscure seemingly impossible thing like Electric Free Flight Electric power odds everything Free Flighters hold absolutes weight enemy power name game Since Free Flighters competitors search faster engines better rubber exotic materials incremental design improvement would anyone interested concept battery motor weigh entire Gas model Furthermore performance touted about exciting watching paint dry guy put first electric motor model certainly didnt challenge FlC fliers Ive never under stood enough interest generated get Electric FF accepted official AMA competition event What motivation can relate personal experience several years before 1984 avid Wakefield flier thing disliked about Wakefield what call time-preparing vs time-flying ratio constant making testing rubber motors really detracted enjoyment flying Astro Flight ads caught attention rigged old Wakefield 035 ferrite motor driven six Sanyo N-250 Ni-Cds flew well enough take second 1984 Reno Nats hooked As say now What can expect FF Electrics today best models will climb about like Nostalgia Gas model limiting factor available power weight surprise well models glide typical 9-10 oz-per-sq-ft wing loading doesnt seem materially detract glide performance fact extra weight makes good windy-weather fliers extra motor run allowed Electrics often out-climb Gassies thermal just like other model What can expect future wish knew thing certain better motors batteries will become available RC car phenomenon reliable indicator Looking back past six years Electrics have improved being curiosity real performers arent Free Flighters Electrics opinion Gas fliers just arent interested something flies almost good Gas model Quiet flight isnt much factor Free Flight way Perhaps entire Free Flight concept outdated will day confined tiny reservations allowing silent highly muffled limited-performance models Small Electrics will fit right Until sad day progress FF Electrics will continue pushed people enjoy doing something different challenging kind person someone doing Electrics now looking something better model presented will get right track 36 Model Aviation 4Our author Don Hughes com pleted Electric Satellite 450 Easiest way buy kit use modifications Left Note canted motor position view fuselage front bulkhead Hole lower right positive motor visible similar hole upper left Above Stabilizer mount fence pop-up-stab dethermalizer Small cord emerging forward DT fence auto-rudder Doubled cord rear DT line Satellite design Bill Bob Hunter about 16 years old has successful popular competition Free Flight Power models ever Ive using 450 version converted electric motor power past five years continues favorites Sure advanced designs performance potential Satellite 450 has lot going First Satellite 450 available kit form Jacks Models 7178 Aumsville Hwy SE Salem OR 97301 easy build flight-adjust consistent Best tough doesnt require lot special reinforcement Electric use Ive often said Electrics can stand anything dethermalized DT landing extra weight really stresses fuselage especially wing High aspect-ratio designs require lot hightech techniques using exotic materials prevent fractures downloading upon ground impact Satellite wing can built essentially stock covered plastic films fuselage requires some redesigning accommodate electric motor hardware basic model layout remains unchanged experienced Gas flier suggest build Satellite anyway just get feel Electrics go ahead adapt Electric concept sophisticated designs new FF Power ideal starter model really performs way above peoples expectations Build six-cell Class version first gain experience build another seven-cell Class B really surprised just now entering world FF Electrics couldnt have picked better time Until now hasnt really good motor Class six-cell competition Sure could make Satellite 450 perform well variety motors took least 10 cells proper job cells creates illusion complexity discourages entry FF Electrics addition reasonably priced battery chargers will handle six seven cells Astro Flight now makes special Free Flight version its geared 035 cobalt motor really hums six seven cells dont recommend anything else Bob Boucher has given Catalog Number 6604G price $11995 delivery should couple days mber 1992 37 Left Close-up fuselage left front can see battery switch timer cavities Note holes wires pass left-to-right Right right side showing cavity six-cell battery using seven cells Class B opening must enlarged rearward Two views completed bare fuselage could build model plans article author suggests its easier work Satellite 450 kit just make revisions details Sources text things youll need Left stabilizer rudder Its important keep tail end light though motor can moved forward slightly achieve correct balance position Right auto-rudder details show Note spring pulling tab against glide-adjust screw receipt order gear-drive commercially available motor will withstand typical Free Flight monster crash As long Im subject hardware heres what will need addition Astro Flight motor support equipment six- seven-cell battery charger Theres lots choices As minimum get current meter currentadjust control tachometer/voltmeter Nor-Cal way can tell well Electric system working tachometer will need digital voltmeter peak-charge battery Nor-Cal has combined two instruments Get kit Jacks Models save yourself lot time Order 11 x 66 Aeronaut Freudenthaler propeller assembly Hobby Lobby source know Freudenthaler best commercial prop Ive ever used Contact Doug Galbreath 2810 Chiles Rd Suite B Davis CA 95616 order Seelig Mini-Combo timer Order six seven Sanyo N-600SCR Ni-Cd cells available number sources Hobby Lobby Buy individual cells will making up battery pack yourself Get lengths red black highly flexible #16 wire favorite RC car store Trinity puts up little packages Study microswitch shown plan get like local electronics parts house Radio Shack does stock large enough job sure will accept push-on connectors get package male female 6-in flat-blade wire connectors Also get coil desoldering braid use battery interconnections doubled Radio Shack #642090 works very well model uses bit carbon-fiber fuselage will need sheet 007 material Start fuselage Study plan carefully noting differences between Gas Electric versions bought kit Cut tall boom sheet balsa sides end station E-E 6-sq longerons end station B-B Glue longerons sheet balsa sides using thin cyanoacrylate glue CyA Cut notch A2 x -in verticals glue place right side Add diagonals should possible mate two sides together dont glue together just yet kit version pylon wing mount uses 3/s-in balsa prefer thinner type shown sure use carbonfiber core basswood leading tralling edges Add triangular section runs between lower leading edge section B-B pylon must exactly reproduce shape angles shown plan add wing saddle yet 38 Model Aviation 4The complete wiring harness seen picture exercise little care can test-run motor its being mounted model photos author Motor mounted sheet aluminum plate pinion must 1/16 farther out shaft accommodate plate Right side completely assembled fuselage motor battery held place filament tape foam blocks Motor Astro Flight geared 035 cobalt #6604G Full Size Plans Available-See Page 178 __ 0LJV___ I___ ____ ILL 7iFOr-Ii _ 27~1WING PLAN OZI 0-5 rZZLzzzz IRBBBOMBBROBO/ OIMEBRAL DETAILB~BBTORB:OBBB,B B BZ22ZZZt1IZIZZZZIIZ2rS-3 rIiZhir ---SI 1j~-1ViS42-~2D~o w g -w B STABILIZ RITt~OBBBB BBBBBBBZ"2L-.. B-0-WB FINoo5110 BBBFUSELAGE SIDE VIEW -----— B0SB BBOWM MOBTTOBO~BOBBCAP TOP BOTTOM TOOTTOB TO TMODEL AVIATION -0-__ BTBTOOROMBiBBOBMBMBOBTOMBOMR- ----SATELLITE450 MOTOR MOOMTTO BE COMMA LOBMBMOBBFUSELAGE0MM MMo0VVB ELECTRIC BONBON ST BOB 000MB TOP VIEW Mark horizontal line both sides pylon show path upper longerons Glue 2 x 6-in filler strips inside longeron location pylon trailing edge forward end longerons Assemble fuselage sides together try fit pylon Disassemble fuselage sides pylon Position pylon right fuselage side top long eron aligned along pylon line Glue top longeron pylon Pin fuselage side plan Bend longerons align everything plan glue bottom longeron pylon Add left fuselage side making sure longerons properly aligned pylon Add 6-sq filler between longerons forward pylon Cut out bulkheads top cap filler strips 6 plywood bottom Glue top cap place top top longerons Glue section B-B D-D E-E bulkheads place Add top bottom 3A6 filler strips 1A6 plywood bottom Add -in nose 6 side sheeting Add wing saddle complete rest structure except tail boom bottom sheeting control lines DI autorudder run internally just under bottom sheeting shown section F-F use 015 piano wire main section DT line forward tension spring Just bend small loop wire end attach timer release arm Use very strong Dacron line portion DT line between tension spring stab hook Use same Dacron line autorudder line will need light spring line well means connecting rudder tab system use can seen photos showing auto-rudder detail stab mount short length Dacron line small screw tied end can seen fastened rudder tab screw threads part-way small spring end auto-rudder line seen emerging top fuselage ahead stab fence provides both connection line tension Complete fuselage adding A6 balsa sheeting bottom good idea wrap nose plywood bulkhead fiberglass -in nylon reinforcing ribbon Finish fuselage way like few coats dope will work Theres no fuel-soak problem Electrics Note theres no landing skid Ive found model survives DT landings better impact spread over fuselage length plywood bottom prevents serious damage look carefully left side photo will see wire spring just behind timer cavity timer auto-stan device section 015 wire guided through piece As tubing blocks timer fan piece tubing threaded over wire mashed provide place thumb end wire connected light spring arm release hold thumb mashed tubing connect spring hook fuselage side Launching model releasing thumb causes spring withdraw wire fan timer starts prefer manually starting timer little motor work order motor Astro flight sure tell intend use As aluminum plate between motor front face gear drive assembly motor mount means motor pinion must located 1/~ further out motor shaft pinion pressed onto motor shaft easier Continued page 137 December 1992 39 Type FE/Class Class B Electric Satellite 450 Wingspan 561/2 Recommended motor size type Astro Flight geared 035 electric motor Sanyo N-605CR battery packs Class 6 Class B 7 Number RC channels recommended N/A Expected tlying weight Class 27oz Class B 28loz Type construction Built-up balsa/basswood Type covering finish recommended Clear Micafilm Satellite 450 Hughes Continued page 39 to have located correctly first time Inspect motor brushes see fully arced Partially arced brushes will safely handle current will require further break-in use battery charger voltage source Set about 4 V sure motor rotates clockwise opposite prop rotation Loosen motor throughbolts rotate brush end-bell motor running Observe current meter position end-bell minimum current Tighten motor screws Now just run motor until brushes fully arced motor will get hot provide some means cooling just put freezer leads coming outside voltage source may take several hours fully arc brushes motor now ready timed Optimum timing position brushes relative magnets gives highest rpm lowest current Timing should done prop battery pack intend fly factory timing marks motor hut may best voltage load used application really should check out Theres subject following section wiring batteries Wiring model really simple can wire ignition engine can wire Electric Just study wiring diagram plan assembly shown photograph Note disconnects allow disassembly components airframe unsoldeting First make up two packs three cells using doubled desoldeting braid soldered directly individual cells though Ni-Cd manufacturers caution against soldering directly cells cite potential damage reason soldering cells rather using small welded tabs much less contact resistance soldered connection Less resistance means output voltage output voltage equals rpm common practice solder cells havent problem Just sure soldering quickly minimize heating Use masking tape hind cells together Complete wiring keeping leads short can word about battery charging though cells quick-charge variety initial charge should slower rate About amp should OK can tell fully charged monitor charge voltage digital voltmeter will see voltage slowly increases battery takes charge voltage peaks drops off about 02 volts charge complete Subsequent charges can done four amps Ni-Cds have charged discharged several times before reach full potential Its just nature Now have voltage source wiring harness lets go back motor timing Wrap front portion motor masking tape bind front end-bell center section Remove motor through-bolts will allow free rotation Continued page 140 JOMAR PRODUCTS SM-4 Ekctric Throttle best bargain Long Run SM4 runs 7 24 cells handles over SO amps current optically isolated high rate includes Futaba J lead sermos connectors heatsink plastic cover Weight 13 ounces Smooth reliable performance Best market Dont settle less! Now $110 GLITCH Buster 6 CHANNELS OPTICAL Isolation PLUS Reliable SIGNAL BOOST long servo runs high power jumbo servos Must used separate servo battery pack Eliminates glitches caused long leads big servos flying tail wires Allows new PCM radios drive ANY type servo! add own input/output leads Measures 15 X 15 X 75 weighs 3/4 ounce Still just $45 Battery Backer use 4 S cell packs main other backup Backup kicks main pack craps out Capable handling current youll ever need Cheap peace mind expensive project! Buy before s too laze measly $49 GLOW SWITCH TTNY1 X 15 X 4 halfounceunitcanhandleup 200 watts load Optically isolated unit replaces mechanical switch servo Simple 2 wire hookup just like regular switch! High OR Low side switching Includes indicator LED reversing switch point adjust futaba lead Great Video camera smoke fluid pump glow plug power ignition system switch etc. Only $39 Lots other stuff too. like super fine wire #22 #15 #12 gauge simple ON/OFF motor controls etc Also R/C related consulting services reasonable rates! Call write address below info rodat 8606 Susanview Lane Cincinnati OH 45244 513-474-0985 December1992 137 Delune Kit Peetareni Derable C aeitGnad a N tanetaga wing tips canopy w ng ta nonN built-in wasttnutOtta g w ng ~iiijj MP i1iSE precision nechined wnod parts Foan ones Fiesidents Hawaii & Alaska nheetingPreehaped hardwond sad sg PLACE DIVISION TWO sdgsnPtotn-iiinntrated inottoct nn hoot St cwnptete hardware penkage1991 CAUFORNIASTAT SLOPE ONLY $7995 plus $400 S&H HAMPIONSHIPS $900 S&H WP/LAILAVO-/a I-lCJ-lSTARTa EEC7flK SLOPE Wingspan745 inLoadinglloz/oq II &&ipOLIIStONAEVPLA5TICt Wing area550 oginAirfoils 506060 & S3021 Aspect ratio101Optional power 05- 15 Weight35 czRadio 2-nh reqd JAREL AIRCRAFT DESIGN & ENGINEERING 12136 Brat/dock Dr CuAer Ctty 0490230 E IN THE USA [310390-1348ELEcTRIc cONVERSION SHOWN C1-WAPSENSATTflN GENERIX PO Box 262035 Tantps FL 33615 ORDERS ONLY 800-645-KITS Tech Info 813-854-KITS tataCSFlying Wings Span5115-3oeng $SS&H Area 790 sq in69BATPLANE 4495$49Span44 Engine4052-40$7 5&H 559t3IzE TAIL GATOR 3500$7 5&HArea770 sq 5015-52Engine28-40 AT LAST Z-BEST ENGINE CLEANER An Eftecitne Htgh Tech Engtne Cleaner ________________ R/G Engines Rewones Burned-on Fuel Residue Encrusted Carbon Build-up Prow Inside Z-BEST Cleans Mufflers Toned Any Bane Metal Engine Outside Pipes aed Headers ]iidwst - ..Scruh&Leg Wont Haste Dincolor Metal Four Ounces will Clean 10-15 Engines Clean Engines Run Cooler Last Longert S2t8S&HCA825n15xDisiBY seed check moneyAIRBORNE BOBBIES order ask local3764 30th Si San Diego CA 92ii14 dealerMIC VISA hsEasTo5yy Safety Starter Safe one-push starting Recommended John Prestons Safety Comes First column ModelA vat/on Nov 90 Easy assemble battery starter $6495 Accomodates small 12-volt battery r sizes available Add $700 packaging shipping IUPS Texas residents add 825% sales tax Allow approximately two weeks delivery Satellite 45OIHughes Continued page 137 end-bell Install prop wiring harness holding motor together both hands have assistant operate microswitch start motor Rotate end-bell note position gives maximum rpm will fairly easy bracket location efficient location will giving maximum rpm least advance clockwise rotation Recharge battery repeat test few times validate results Done carefully will achieve highest starting rpm least rpm decrease during motor run Now know tachometer important Mark endbell center section can repeat setting Reinstall motor through-bolts possible threaded holes end-bell will align gap between magnets making impossible reinstall through-bolts end-bell new position worry needed drill tap new 2-56 holes endbell will worth effort Fit motor mounting plate install motor model Cut plate somewhat oversize Drill motor shaft gear-drive mounting holes plate attach plate motor motor brush axis will canted exact angle depending upon individual motor timing Slip motor nose cavity pressing plate against bulkhead Using nose bulkhead pattern trace outline back motor Win gDesigner FII jil Actual program plot plate Remove plate finish plate fastened model 2-56 screws T-nuts prop shaft may exactly centered nose small variations no consequence main purpose foam cowl keep dirt out gears fastened fuselage filament tape youve assembled components youve completed fuselage wing stab have conventional construction wont go much detail very important stab/rudder kept light have three weigh within four grams other target weight 12 oz stab too heavy center gravity CG will off can compensate placing -in shim behind motor mounting plate much better solution make stab light first place wing ribs can either t/s4n /32 balsa Note basswood inserts leading trailing edges center section original wing tended fracture just outboard wing saddle Adding basswood cured problem rest construction like original Pay attention called-out wing warps easy kill model washed-in right main panel flying surfaces can covered film will flutter under power due thick wing use clear Micafilm because light tough new lightweight Solarfilm might also good choice covering just about ready go flying First make sure CG corrector least close shown plan Initially shouldnt stab tilt Check wing warps time Reset iron needed model flies right & EditFoilc Control Line Free Flight Radio Control Soaring Scale EditFoil FEATURES Enter airfoil data pabtished tables Pnints data table Modil cosrect sunthee imperfections graphically on-screen. Modify chord thickness ratio WIngDesigw supplied 24 airfoils Plots sample 10 sib requires l8ingDeslgner. programs written wpecifwally model aircraft design NOT modified general purpose CAl programs WinDnfrne FEATURESCOMPUTER SYSTEM REOUIREMENTS Allows dOerent root r&o airfoils Plots ALL snansition ribsIBM 100% compatIble 286 386 486 cpu Plots ribs ALL spar slots correct rice andporltlon. Math co-processor desirable NOrrequiced Plots nibs sheeting Positionjlsil pwxiol length spam IS Maximum1424 SVGA COLOR graphics display~ Adds extra nibs ends ailerons flaps Itib DOS version 31 higher Position up 8 extra nibs panel Rib #2 exampte1/2 meg hard disk space 512kb RAM inch rib building accuracy3-1/2 floppy drive 5-1/4 diskette available LocatesJig-rod holesDot matnix 9 24 pin laser printer PRO version * USER FR IENDLY GRAPHICAL INTERFACEcan oulpul los pen plotter I4PGL format COLOR *QUICK EASY LEARN ITED TIME INTRODUCTORY PRICE *ACCUP4TE PROFESSIONAL RESULEditFoil$ 5995 WingDesigner$ 7995 withEditFoil.S12995 E YOUR DESIGN ON-SCREENWrngDealgnerPRO 95 withEdtFoil.516995 *11 7Illinois residents add 8% stats sales tax Add $350 Shipping & Handling Parcel Post & Microy stems P0 Box 8367 Bartlett IL 601 03-8367 send $100 a#10 SAsE information Dealer ondfliarribaror inquiri en inn red 140 Model Aviation 4Flight Shop Tool Chest Eight felt-lined drawers large top compartment provide 1000 sq inches safe spacious storage important tools supplies entire chest locks turn key easy carry its brass-plated handles beautiful solid oak/oak veneer exterior order now S16995 during special offer Use MasterCard Visa send check money order completely satisfied return within 30 days refund SAVE $60 $230 Retail & handling CAres add $1232 sales taa CIntigulus US Only Sn COD shipmentll qjasslc Chests 805 543-9363 PG Box 541 San Luls Ohlspo CR93406 MA122 turn both under power glide Transition accomplished applying glide rudder about two seconds before end motor run drops nose starts model flat turn Set timer function sequence occurs Lock rudder tab zero deflection using both adjusting screws Hand-glide model should go straight ahead flat glide trace stall Adjust rudder tab stab incidence until achieved Before attempting powered flight check see rear stabilizer location key slides smoothly out fuselage groove Any side pressure may cause stab hang up partially tilt will result spiral-dive DTeffective hard live Shim leading edge stab contacts fence until key aligns perfectly fuselage slot first powered flights made autorudder DT set activate immediately after end motor run Set timer about 4-sec motor run Charge battery fully discharge running motor 30 seconds Recharge repeat discharge recharge again important battery fully activated before making adjustments Launch model nearly vertical slightly right wind right wing down induce turn Gradually lengthen motor run making incidence rudder corrections needed Always fully recharge battery between flights DT immediately upon termination motor run No autorudder use during phase Once get nice steep spiral climb can start working glide Set glide rudder three turns differential power setting Let motor run 15 20 seconds get model high enough avoid disaster setting way off DT about 10 seconds glide nose-down stalling glide can corrected shifting CG takes about three turns differential between power glide tab settings get good transition find results too-tight glide circle just counter little opposite stab tilt easy wasnt seven-cell Class B version flies quite bit faster six-cell Class will take caution making power rudder adjustments Now need place show off Since Gas fliers dont believe Electrics can fly much less fly well should able get ailow Gas competition club contests Fly six-cell version against Class Gassies seven-cell version against Class B start reducing motor run have attentionand respect Youre aiso ready USFFC Nats competitions Go Some words about safety Notice have included fuse on-off switch wiring makes uneasy just add absence either has problem reason using connection represents voltage loss wiring complication Use silicone rubber insulate microswitch connections possible shorting spring propeller will fold forward unless make small modification prevent cant believe shaking motor starts propeller folded forward Make 12 X 17/s-in aluminum strip drill center go over prop shaft Place shaft under prop hub Youll have bend tips strip rearward prop will proper MODEL ENGINES Volume 1 Most Complete Video Model Engines Ever Produced journey begins family model powerplants rubber power latest turbojet Volume 1 becomes invaluable source theory tips covering aspect 2 stroke engine selection installation operation care Engine tuning simplified Sound reduction techniques Fuel facts secrets revealed Repairs maintenance demonstrated Propeller theory selection Get out investmentl Graphics animation quality live footage make video unlike other available modelers difficult concents easy understand presented way Hobby Supply South$2495 5060 Glade RoadPasiage paid coniinentai US Acworth GA 3010 1OA residenis add 5% snies tax 404-974-0843Oxaler inqairies invited Na disiriburars please December 1992 141 OUR REV-UP INVENTORY AVERAGES OVER 9000 PROPS PROMPT SHIPMENT ON VISA4MC SPECIALIST IN CUSTOM COX TEE DEE & REED ENGINES 020S 049S 051S 074S & 09S ALL CUSTOM & STOCK PARTS INDIVIDUALLY RACING WHEELS KLOTZ OIL CARBON FIBER SOLID LINES ALL KINDS OF TUBING THREE BRANDS OF GLOW PLUGS HARD-TO-FIND HARDWARE OLD TIMER SUPPLIES COILS CONDENSERS NGK & STrIT SPARK PLUGS SILK 8 COLORS QUALITY DOPE BRUSHES 5 & 7 LOOP 114 RUBBERBANDS TRANSISTOR IGNITION SYSTEMS RESISTOR HIGH TENSION LEADS 1/2A TEXACO PLAYBOY SR KIT 1I2A TEXACO ENGINES & PARTS KSB & IGNITION TIMERS RUBBER POWER KITS PROPS TISSUE AND OTHER SUPPLIES CYANOACRYLATES & EPOXIES ORDER BY MAIL OR PHONE 619 728-4365 SORRY NO COD VISA & MASTERCARD WELCOME MINIMUM MERCHANDISE ORDER $1000 SHIPPING HANDLING AND INSURANCE FEE $350 STOCK ORDERS SHIPPED WITHIN 24 HRS NEW FAI TAN RUBBER 1/4 3/16 1/8 thick 1 lb box- $1475includes4ozSlickLube $1375 no lube k costs $175 10 lb box $11000 UPS Deliveredi Postpaid US via UPS Cal ree add 6% sales tax Made USA Slow cure conaistant qualIty Ask FAI-TAN 89/90 catalog lists 100 FF kIts CROCKET HOOKS NOW MADE BY FAI SEND8150FAI Model Supply FORpa Baa gs344c1casas CATALOGranaNcecaiasacansacsa, TEL 213 83a8939 r APC PROPELLERS Sound Supression Design High Thrust Efficiency Long Fiber Advanced Composite Material Proven Performance US Masters US Nationals Canadian Nationals World Championships SPORTS SIZES 57x36x27x345678910$159 8x456789lO$179 9x4567891O$199 95x 45 10x3 45678910$229 11x3456789$249 115x 412 x 678$289 13x6$425 REVERSE PITCH PUSHER 9x610x67Bll x67$395 COMPETITION 63 x4 65x 37 7Bx 4679 x 65 85 95x 65N 7N 75N 8N 85N 1O5x 45$395 lix 10 11 12 12W 13 14 12x99W 1010W 11 uN 11512 12N 125 13 13N 14 125x9 101111512 125 1313 x 910 $795 135x 91012513314 14x 68101213 13514 144x 1051213 145x 14N 15 x 8 10111216x81012 $1295 MULTIBLADE onenl Propeller Systems 2-blade18x8 1012$2200 20x8 12 14$2500 22x810121416$3100 24x10 12 14 16$3000 3-Blade17x10 18x1119x11$3300 20x11121421x12$3700 22x10 12 14 16$4600 24x10121416$5500 Multi Blade Hubs2-Blade 18-19 dia$3000 2-Blade 20-21 dia$3500 2-Blade 22 dia$4000 2-Blade 24 dia$6000 3-Blade 17-19 dia$4500 3-Blade 20-21 dia$5500 3-Blade 22 dia$6500 3-Blade 24 dia$9000 Contact local hobby dealer first doesnt have whet need order direct 918-681-8515 Manufactured Landing Pyoducts PO Box 938 Knights Landing CA 95645 position preventing prop folding forward may have instance motor starts blades rearward catches pylon stops motor temptation release blade launch model Dont locked rotor current very high microswitch may damaged motor gets stopped switch contacts may either lose snap weld themselves together either case its bad news motor does shut off glide rudder kicks model powers ground death-spiral Always test switch after motor stoppage Good luck An SASE will get prompt reply questions Don Hughes 8383 Zancanaro Ct Citrus Heights CA 95610 telephone 916 723-1882 ng Fun/Mathews Continued page 42 twin SuperTigre 3000-powered P-38 veer off wildly right takeoff recovery over pits next flight model veered crashed parked van Now know sure problem didnt lie design Ive seen several others kit source fly extremely well Ive corresponding John Deden Missouri City Texas about true flatbottomed-airfoil 1 940s free flight design recalls Can anyone help remember its name also mentioned having flown B-25s P-38s indeed building model P-38 related fly-in mishap responded following drilled drilled during flight training critical low speeds such takeoff landing never try picking up low wing aileron Use hard-over rudder first foremost As matter precise fact preferred use rudder Seems 38s dihedral rudder induces recovering roll whereas ailerons just make things worse full-sized P-38 rudder deflections 300 way can vouch results morning Italy took off engine quit just about 50 100 ft off runway carrying two 165-gal drop tanks. training led immediately jam hard rudder push yoke away As wing came up fed some correcting aileron super-scary part just low wing got nearly level darned Allison came back full bore So off went other direction repeated several times until could get both engines calmed down bit Im convinced followed procedures drilled head used ailerons Id have survived. 1 proceeded normal emergency landing Since larger models fly much like full-scale prototypes Id think Johns input could useful building P-38 modelsor B-25s matter Stay off ailerons engine gasps takeoff landinguse rudders Neat stuff basic laws modeling seems difficult two parts hold position likely CyA bottle clogged Agree Well golly long last better D & J ELECTRONICS 900 Lucy Road Howell Michigan 48843 517-546-2644 Service & Repairs Most Radio Control Systems Utilizing Calibrated Test Equipment & Spectrum Analyzer Endorsed AMA/RCMA Sticker Station #105 Futaba Airtronics JR Ace HiTec Tower Cirrus World Engines & WE USE GENUINE FACTORY REPLACEMENT PARTS Complete 1991 Narrow Banding & Upgrades RCD / HITEC R/C DEALER Carry Full Line RCD RXs & Products Upgrading. ASK ABOUT THE NEW HOT FOCUS SERIES RADIO CONTROL SYSTEMS FCC Licensed Speed Control Repairs Quality Service Fast Turn Around Shipping & Insurance ExtraUPSU S Mail VISA / MASTERCARD & DISCOVER WELCOMED AMA #256123ARRLWB8YSQ 142 Model Aviation
Edition: Model Aviation - 1992/12
Page Numbers: 36, 37, 38, 39, 137, 140, 141, 142
ELECTRIC SATELLITE 450 Take leading FF Power designs add todays electric motors batteries have noted flier field stir together result highperformance FF Electric model presented U Don Hughes THERES no doubt about Electric power making serious inroads model airplane hobby Judging number ads Electric products relatively large segment modeling fraternity sold idea Clean quiet electric power natural Sailpianes since fits idea silent flight eliminates need launching devices RC sport fliers appreciate freedom engine-induced headaches such vibration fuel-soaked structures noise complaints Electric Free Flight often wonder future Free Flight whole much less obscure seemingly impossible thing like Electric Free Flight Electric power odds everything Free Flighters hold absolutes weight enemy power name game Since Free Flighters competitors search faster engines better rubber exotic materials incremental design improvement would anyone interested concept battery motor weigh entire Gas model Furthermore performance touted about exciting watching paint dry guy put first electric motor model certainly didnt challenge FlC fliers Ive never under stood enough interest generated get Electric FF accepted official AMA competition event What motivation can relate personal experience several years before 1984 avid Wakefield flier thing disliked about Wakefield what call time-preparing vs time-flying ratio constant making testing rubber motors really detracted enjoyment flying Astro Flight ads caught attention rigged old Wakefield 035 ferrite motor driven six Sanyo N-250 Ni-Cds flew well enough take second 1984 Reno Nats hooked As say now What can expect FF Electrics today best models will climb about like Nostalgia Gas model limiting factor available power weight surprise well models glide typical 9-10 oz-per-sq-ft wing loading doesnt seem materially detract glide performance fact extra weight makes good windy-weather fliers extra motor run allowed Electrics often out-climb Gassies thermal just like other model What can expect future wish knew thing certain better motors batteries will become available RC car phenomenon reliable indicator Looking back past six years Electrics have improved being curiosity real performers arent Free Flighters Electrics opinion Gas fliers just arent interested something flies almost good Gas model Quiet flight isnt much factor Free Flight way Perhaps entire Free Flight concept outdated will day confined tiny reservations allowing silent highly muffled limited-performance models Small Electrics will fit right Until sad day progress FF Electrics will continue pushed people enjoy doing something different challenging kind person someone doing Electrics now looking something better model presented will get right track 36 Model Aviation 4Our author Don Hughes com pleted Electric Satellite 450 Easiest way buy kit use modifications Left Note canted motor position view fuselage front bulkhead Hole lower right positive motor visible similar hole upper left Above Stabilizer mount fence pop-up-stab dethermalizer Small cord emerging forward DT fence auto-rudder Doubled cord rear DT line Satellite design Bill Bob Hunter about 16 years old has successful popular competition Free Flight Power models ever Ive using 450 version converted electric motor power past five years continues favorites Sure advanced designs performance potential Satellite 450 has lot going First Satellite 450 available kit form Jacks Models 7178 Aumsville Hwy SE Salem OR 97301 easy build flight-adjust consistent Best tough doesnt require lot special reinforcement Electric use Ive often said Electrics can stand anything dethermalized DT landing extra weight really stresses fuselage especially wing High aspect-ratio designs require lot hightech techniques using exotic materials prevent fractures downloading upon ground impact Satellite wing can built essentially stock covered plastic films fuselage requires some redesigning accommodate electric motor hardware basic model layout remains unchanged experienced Gas flier suggest build Satellite anyway just get feel Electrics go ahead adapt Electric concept sophisticated designs new FF Power ideal starter model really performs way above peoples expectations Build six-cell Class version first gain experience build another seven-cell Class B really surprised just now entering world FF Electrics couldnt have picked better time Until now hasnt really good motor Class six-cell competition Sure could make Satellite 450 perform well variety motors took least 10 cells proper job cells creates illusion complexity discourages entry FF Electrics addition reasonably priced battery chargers will handle six seven cells Astro Flight now makes special Free Flight version its geared 035 cobalt motor really hums six seven cells dont recommend anything else Bob Boucher has given Catalog Number 6604G price $11995 delivery should couple days mber 1992 37 Left Close-up fuselage left front can see battery switch timer cavities Note holes wires pass left-to-right Right right side showing cavity six-cell battery using seven cells Class B opening must enlarged rearward Two views completed bare fuselage could build model plans article author suggests its easier work Satellite 450 kit just make revisions details Sources text things youll need Left stabilizer rudder Its important keep tail end light though motor can moved forward slightly achieve correct balance position Right auto-rudder details show Note spring pulling tab against glide-adjust screw receipt order gear-drive commercially available motor will withstand typical Free Flight monster crash As long Im subject hardware heres what will need addition Astro Flight motor support equipment six- seven-cell battery charger Theres lots choices As minimum get current meter currentadjust control tachometer/voltmeter Nor-Cal way can tell well Electric system working tachometer will need digital voltmeter peak-charge battery Nor-Cal has combined two instruments Get kit Jacks Models save yourself lot time Order 11 x 66 Aeronaut Freudenthaler propeller assembly Hobby Lobby source know Freudenthaler best commercial prop Ive ever used Contact Doug Galbreath 2810 Chiles Rd Suite B Davis CA 95616 order Seelig Mini-Combo timer Order six seven Sanyo N-600SCR Ni-Cd cells available number sources Hobby Lobby Buy individual cells will making up battery pack yourself Get lengths red black highly flexible #16 wire favorite RC car store Trinity puts up little packages Study microswitch shown plan get like local electronics parts house Radio Shack does stock large enough job sure will accept push-on connectors get package male female 6-in flat-blade wire connectors Also get coil desoldering braid use battery interconnections doubled Radio Shack #642090 works very well model uses bit carbon-fiber fuselage will need sheet 007 material Start fuselage Study plan carefully noting differences between Gas Electric versions bought kit Cut tall boom sheet balsa sides end station E-E 6-sq longerons end station B-B Glue longerons sheet balsa sides using thin cyanoacrylate glue CyA Cut notch A2 x -in verticals glue place right side Add diagonals should possible mate two sides together dont glue together just yet kit version pylon wing mount uses 3/s-in balsa prefer thinner type shown sure use carbonfiber core basswood leading tralling edges Add triangular section runs between lower leading edge section B-B pylon must exactly reproduce shape angles shown plan add wing saddle yet 38 Model Aviation 4The complete wiring harness seen picture exercise little care can test-run motor its being mounted model photos author Motor mounted sheet aluminum plate pinion must 1/16 farther out shaft accommodate plate Right side completely assembled fuselage motor battery held place filament tape foam blocks Motor Astro Flight geared 035 cobalt #6604G Full Size Plans Available-See Page 178 __ 0LJV___ I___ ____ ILL 7iFOr-Ii _ 27~1WING PLAN OZI 0-5 rZZLzzzz IRBBBOMBBROBO/ OIMEBRAL DETAILB~BBTORB:OBBB,B B BZ22ZZZt1IZIZZZZIIZ2rS-3 rIiZhir ---SI 1j~-1ViS42-~2D~o w g -w B STABILIZ RITt~OBBBB BBBBBBBZ"2L-.. B-0-WB FINoo5110 BBBFUSELAGE SIDE VIEW -----— B0SB BBOWM MOBTTOBO~BOBBCAP TOP BOTTOM TOOTTOB TO TMODEL AVIATION -0-__ BTBTOOROMBiBBOBMBMBOBTOMBOMR- ----SATELLITE450 MOTOR MOOMTTO BE COMMA LOBMBMOBBFUSELAGE0MM MMo0VVB ELECTRIC BONBON ST BOB 000MB TOP VIEW Mark horizontal line both sides pylon show path upper longerons Glue 2 x 6-in filler strips inside longeron location pylon trailing edge forward end longerons Assemble fuselage sides together try fit pylon Disassemble fuselage sides pylon Position pylon right fuselage side top long eron aligned along pylon line Glue top longeron pylon Pin fuselage side plan Bend longerons align everything plan glue bottom longeron pylon Add left fuselage side making sure longerons properly aligned pylon Add 6-sq filler between longerons forward pylon Cut out bulkheads top cap filler strips 6 plywood bottom Glue top cap place top top longerons Glue section B-B D-D E-E bulkheads place Add top bottom 3A6 filler strips 1A6 plywood bottom Add -in nose 6 side sheeting Add wing saddle complete rest structure except tail boom bottom sheeting control lines DI autorudder run internally just under bottom sheeting shown section F-F use 015 piano wire main section DT line forward tension spring Just bend small loop wire end attach timer release arm Use very strong Dacron line portion DT line between tension spring stab hook Use same Dacron line autorudder line will need light spring line well means connecting rudder tab system use can seen photos showing auto-rudder detail stab mount short length Dacron line small screw tied end can seen fastened rudder tab screw threads part-way small spring end auto-rudder line seen emerging top fuselage ahead stab fence provides both connection line tension Complete fuselage adding A6 balsa sheeting bottom good idea wrap nose plywood bulkhead fiberglass -in nylon reinforcing ribbon Finish fuselage way like few coats dope will work Theres no fuel-soak problem Electrics Note theres no landing skid Ive found model survives DT landings better impact spread over fuselage length plywood bottom prevents serious damage look carefully left side photo will see wire spring just behind timer cavity timer auto-stan device section 015 wire guided through piece As tubing blocks timer fan piece tubing threaded over wire mashed provide place thumb end wire connected light spring arm release hold thumb mashed tubing connect spring hook fuselage side Launching model releasing thumb causes spring withdraw wire fan timer starts prefer manually starting timer little motor work order motor Astro flight sure tell intend use As aluminum plate between motor front face gear drive assembly motor mount means motor pinion must located 1/~ further out motor shaft pinion pressed onto motor shaft easier Continued page 137 December 1992 39 Type FE/Class Class B Electric Satellite 450 Wingspan 561/2 Recommended motor size type Astro Flight geared 035 electric motor Sanyo N-605CR battery packs Class 6 Class B 7 Number RC channels recommended N/A Expected tlying weight Class 27oz Class B 28loz Type construction Built-up balsa/basswood Type covering finish recommended Clear Micafilm Satellite 450 Hughes Continued page 39 to have located correctly first time Inspect motor brushes see fully arced Partially arced brushes will safely handle current will require further break-in use battery charger voltage source Set about 4 V sure motor rotates clockwise opposite prop rotation Loosen motor throughbolts rotate brush end-bell motor running Observe current meter position end-bell minimum current Tighten motor screws Now just run motor until brushes fully arced motor will get hot provide some means cooling just put freezer leads coming outside voltage source may take several hours fully arc brushes motor now ready timed Optimum timing position brushes relative magnets gives highest rpm lowest current Timing should done prop battery pack intend fly factory timing marks motor hut may best voltage load used application really should check out Theres subject following section wiring batteries Wiring model really simple can wire ignition engine can wire Electric Just study wiring diagram plan assembly shown photograph Note disconnects allow disassembly components airframe unsoldeting First make up two packs three cells using doubled desoldeting braid soldered directly individual cells though Ni-Cd manufacturers caution against soldering directly cells cite potential damage reason soldering cells rather using small welded tabs much less contact resistance soldered connection Less resistance means output voltage output voltage equals rpm common practice solder cells havent problem Just sure soldering quickly minimize heating Use masking tape hind cells together Complete wiring keeping leads short can word about battery charging though cells quick-charge variety initial charge should slower rate About amp should OK can tell fully charged monitor charge voltage digital voltmeter will see voltage slowly increases battery takes charge voltage peaks drops off about 02 volts charge complete Subsequent charges can done four amps Ni-Cds have charged discharged several times before reach full potential Its just nature Now have voltage source wiring harness lets go back motor timing Wrap front portion motor masking tape bind front end-bell center section Remove motor through-bolts will allow free rotation Continued page 140 JOMAR PRODUCTS SM-4 Ekctric Throttle best bargain Long Run SM4 runs 7 24 cells handles over SO amps current optically isolated high rate includes Futaba J lead sermos connectors heatsink plastic cover Weight 13 ounces Smooth reliable performance Best market Dont settle less! Now $110 GLITCH Buster 6 CHANNELS OPTICAL Isolation PLUS Reliable SIGNAL BOOST long servo runs high power jumbo servos Must used separate servo battery pack Eliminates glitches caused long leads big servos flying tail wires Allows new PCM radios drive ANY type servo! add own input/output leads Measures 15 X 15 X 75 weighs 3/4 ounce Still just $45 Battery Backer use 4 S cell packs main other backup Backup kicks main pack craps out Capable handling current youll ever need Cheap peace mind expensive project! Buy before s too laze measly $49 GLOW SWITCH TTNY1 X 15 X 4 halfounceunitcanhandleup 200 watts load Optically isolated unit replaces mechanical switch servo Simple 2 wire hookup just like regular switch! High OR Low side switching Includes indicator LED reversing switch point adjust futaba lead Great Video camera smoke fluid pump glow plug power ignition system switch etc. Only $39 Lots other stuff too. like super fine wire #22 #15 #12 gauge simple ON/OFF motor controls etc Also R/C related consulting services reasonable rates! Call write address below info rodat 8606 Susanview Lane Cincinnati OH 45244 513-474-0985 December1992 137 Delune Kit Peetareni Derable C aeitGnad a N tanetaga wing tips canopy w ng ta nonN built-in wasttnutOtta g w ng ~iiijj MP i1iSE precision nechined wnod parts Foan ones Fiesidents Hawaii & Alaska nheetingPreehaped hardwond sad sg PLACE DIVISION TWO sdgsnPtotn-iiinntrated inottoct nn hoot St cwnptete hardware penkage1991 CAUFORNIASTAT SLOPE ONLY $7995 plus $400 S&H HAMPIONSHIPS $900 S&H WP/LAILAVO-/a I-lCJ-lSTARTa EEC7flK SLOPE Wingspan745 inLoadinglloz/oq II &&ipOLIIStONAEVPLA5TICt Wing area550 oginAirfoils 506060 & S3021 Aspect ratio101Optional power 05- 15 Weight35 czRadio 2-nh reqd JAREL AIRCRAFT DESIGN & ENGINEERING 12136 Brat/dock Dr CuAer Ctty 0490230 E IN THE USA [310390-1348ELEcTRIc cONVERSION SHOWN C1-WAPSENSATTflN GENERIX PO Box 262035 Tantps FL 33615 ORDERS ONLY 800-645-KITS Tech Info 813-854-KITS tataCSFlying Wings Span5115-3oeng $SS&H Area 790 sq in69BATPLANE 4495$49Span44 Engine4052-40$7 5&H 559t3IzE TAIL GATOR 3500$7 5&HArea770 sq 5015-52Engine28-40 AT LAST Z-BEST ENGINE CLEANER An Eftecitne Htgh Tech Engtne Cleaner ________________ R/G Engines Rewones Burned-on Fuel Residue Encrusted Carbon Build-up Prow Inside Z-BEST Cleans Mufflers Toned Any Bane Metal Engine Outside Pipes aed Headers ]iidwst - ..Scruh&Leg Wont Haste Dincolor Metal Four Ounces will Clean 10-15 Engines Clean Engines Run Cooler Last Longert S2t8S&HCA825n15xDisiBY seed check moneyAIRBORNE BOBBIES order ask local3764 30th Si San Diego CA 92ii14 dealerMIC VISA hsEasTo5yy Safety Starter Safe one-push starting Recommended John Prestons Safety Comes First column ModelA vat/on Nov 90 Easy assemble battery starter $6495 Accomodates small 12-volt battery r sizes available Add $700 packaging shipping IUPS Texas residents add 825% sales tax Allow approximately two weeks delivery Satellite 45OIHughes Continued page 137 end-bell Install prop wiring harness holding motor together both hands have assistant operate microswitch start motor Rotate end-bell note position gives maximum rpm will fairly easy bracket location efficient location will giving maximum rpm least advance clockwise rotation Recharge battery repeat test few times validate results Done carefully will achieve highest starting rpm least rpm decrease during motor run Now know tachometer important Mark endbell center section can repeat setting Reinstall motor through-bolts possible threaded holes end-bell will align gap between magnets making impossible reinstall through-bolts end-bell new position worry needed drill tap new 2-56 holes endbell will worth effort Fit motor mounting plate install motor model Cut plate somewhat oversize Drill motor shaft gear-drive mounting holes plate attach plate motor motor brush axis will canted exact angle depending upon individual motor timing Slip motor nose cavity pressing plate against bulkhead Using nose bulkhead pattern trace outline back motor Win gDesigner FII jil Actual program plot plate Remove plate finish plate fastened model 2-56 screws T-nuts prop shaft may exactly centered nose small variations no consequence main purpose foam cowl keep dirt out gears fastened fuselage filament tape youve assembled components youve completed fuselage wing stab have conventional construction wont go much detail very important stab/rudder kept light have three weigh within four grams other target weight 12 oz stab too heavy center gravity CG will off can compensate placing -in shim behind motor mounting plate much better solution make stab light first place wing ribs can either t/s4n /32 balsa Note basswood inserts leading trailing edges center section original wing tended fracture just outboard wing saddle Adding basswood cured problem rest construction like original Pay attention called-out wing warps easy kill model washed-in right main panel flying surfaces can covered film will flutter under power due thick wing use clear Micafilm because light tough new lightweight Solarfilm might also good choice covering just about ready go flying First make sure CG corrector least close shown plan Initially shouldnt stab tilt Check wing warps time Reset iron needed model flies right & EditFoilc Control Line Free Flight Radio Control Soaring Scale EditFoil FEATURES Enter airfoil data pabtished tables Pnints data table Modil cosrect sunthee imperfections graphically on-screen. Modify chord thickness ratio WIngDesigw supplied 24 airfoils Plots sample 10 sib requires l8ingDeslgner. programs written wpecifwally model aircraft design NOT modified general purpose CAl programs WinDnfrne FEATURESCOMPUTER SYSTEM REOUIREMENTS Allows dOerent root r&o airfoils Plots ALL snansition ribsIBM 100% compatIble 286 386 486 cpu Plots ribs ALL spar slots correct rice andporltlon. Math co-processor desirable NOrrequiced Plots nibs sheeting Positionjlsil pwxiol length spam IS Maximum1424 SVGA COLOR graphics display~ Adds extra nibs ends ailerons flaps Itib DOS version 31 higher Position up 8 extra nibs panel Rib #2 exampte1/2 meg hard disk space 512kb RAM inch rib building accuracy3-1/2 floppy drive 5-1/4 diskette available LocatesJig-rod holesDot matnix 9 24 pin laser printer PRO version * USER FR IENDLY GRAPHICAL INTERFACEcan oulpul los pen plotter I4PGL format COLOR *QUICK EASY LEARN ITED TIME INTRODUCTORY PRICE *ACCUP4TE PROFESSIONAL RESULEditFoil$ 5995 WingDesigner$ 7995 withEditFoil.S12995 E YOUR DESIGN ON-SCREENWrngDealgnerPRO 95 withEdtFoil.516995 *11 7Illinois residents add 8% stats sales tax Add $350 Shipping & Handling Parcel Post & Microy stems P0 Box 8367 Bartlett IL 601 03-8367 send $100 a#10 SAsE information Dealer ondfliarribaror inquiri en inn red 140 Model Aviation 4Flight Shop Tool Chest Eight felt-lined drawers large top compartment provide 1000 sq inches safe spacious storage important tools supplies entire chest locks turn key easy carry its brass-plated handles beautiful solid oak/oak veneer exterior order now S16995 during special offer Use MasterCard Visa send check money order completely satisfied return within 30 days refund SAVE $60 $230 Retail & handling CAres add $1232 sales taa CIntigulus US Only Sn COD shipmentll qjasslc Chests 805 543-9363 PG Box 541 San Luls Ohlspo CR93406 MA122 turn both under power glide Transition accomplished applying glide rudder about two seconds before end motor run drops nose starts model flat turn Set timer function sequence occurs Lock rudder tab zero deflection using both adjusting screws Hand-glide model should go straight ahead flat glide trace stall Adjust rudder tab stab incidence until achieved Before attempting powered flight check see rear stabilizer location key slides smoothly out fuselage groove Any side pressure may cause stab hang up partially tilt will result spiral-dive DTeffective hard live Shim leading edge stab contacts fence until key aligns perfectly fuselage slot first powered flights made autorudder DT set activate immediately after end motor run Set timer about 4-sec motor run Charge battery fully discharge running motor 30 seconds Recharge repeat discharge recharge again important battery fully activated before making adjustments Launch model nearly vertical slightly right wind right wing down induce turn Gradually lengthen motor run making incidence rudder corrections needed Always fully recharge battery between flights DT immediately upon termination motor run No autorudder use during phase Once get nice steep spiral climb can start working glide Set glide rudder three turns differential power setting Let motor run 15 20 seconds get model high enough avoid disaster setting way off DT about 10 seconds glide nose-down stalling glide can corrected shifting CG takes about three turns differential between power glide tab settings get good transition find results too-tight glide circle just counter little opposite stab tilt easy wasnt seven-cell Class B version flies quite bit faster six-cell Class will take caution making power rudder adjustments Now need place show off Since Gas fliers dont believe Electrics can fly much less fly well should able get ailow Gas competition club contests Fly six-cell version against Class Gassies seven-cell version against Class B start reducing motor run have attentionand respect Youre aiso ready USFFC Nats competitions Go Some words about safety Notice have included fuse on-off switch wiring makes uneasy just add absence either has problem reason using connection represents voltage loss wiring complication Use silicone rubber insulate microswitch connections possible shorting spring propeller will fold forward unless make small modification prevent cant believe shaking motor starts propeller folded forward Make 12 X 17/s-in aluminum strip drill center go over prop shaft Place shaft under prop hub Youll have bend tips strip rearward prop will proper MODEL ENGINES Volume 1 Most Complete Video Model Engines Ever Produced journey begins family model powerplants rubber power latest turbojet Volume 1 becomes invaluable source theory tips covering aspect 2 stroke engine selection installation operation care Engine tuning simplified Sound reduction techniques Fuel facts secrets revealed Repairs maintenance demonstrated Propeller theory selection Get out investmentl Graphics animation quality live footage make video unlike other available modelers difficult concents easy understand presented way Hobby Supply South$2495 5060 Glade RoadPasiage paid coniinentai US Acworth GA 3010 1OA residenis add 5% snies tax 404-974-0843Oxaler inqairies invited Na disiriburars please December 1992 141 OUR REV-UP INVENTORY AVERAGES OVER 9000 PROPS PROMPT SHIPMENT ON VISA4MC SPECIALIST IN CUSTOM COX TEE DEE & REED ENGINES 020S 049S 051S 074S & 09S ALL CUSTOM & STOCK PARTS INDIVIDUALLY RACING WHEELS KLOTZ OIL CARBON FIBER SOLID LINES ALL KINDS OF TUBING THREE BRANDS OF GLOW PLUGS HARD-TO-FIND HARDWARE OLD TIMER SUPPLIES COILS CONDENSERS NGK & STrIT SPARK PLUGS SILK 8 COLORS QUALITY DOPE BRUSHES 5 & 7 LOOP 114 RUBBERBANDS TRANSISTOR IGNITION SYSTEMS RESISTOR HIGH TENSION LEADS 1/2A TEXACO PLAYBOY SR KIT 1I2A TEXACO ENGINES & PARTS KSB & IGNITION TIMERS RUBBER POWER KITS PROPS TISSUE AND OTHER SUPPLIES CYANOACRYLATES & EPOXIES ORDER BY MAIL OR PHONE 619 728-4365 SORRY NO COD VISA & MASTERCARD WELCOME MINIMUM MERCHANDISE ORDER $1000 SHIPPING HANDLING AND INSURANCE FEE $350 STOCK ORDERS SHIPPED WITHIN 24 HRS NEW FAI TAN RUBBER 1/4 3/16 1/8 thick 1 lb box- $1475includes4ozSlickLube $1375 no lube k costs $175 10 lb box $11000 UPS Deliveredi Postpaid US via UPS Cal ree add 6% sales tax Made USA Slow cure conaistant qualIty Ask FAI-TAN 89/90 catalog lists 100 FF kIts CROCKET HOOKS NOW MADE BY FAI SEND8150FAI Model Supply FORpa Baa gs344c1casas CATALOGranaNcecaiasacansacsa, TEL 213 83a8939 r APC PROPELLERS Sound Supression Design High Thrust Efficiency Long Fiber Advanced Composite Material Proven Performance US Masters US Nationals Canadian Nationals World Championships SPORTS SIZES 57x36x27x345678910$159 8x456789lO$179 9x4567891O$199 95x 45 10x3 45678910$229 11x3456789$249 115x 412 x 678$289 13x6$425 REVERSE PITCH PUSHER 9x610x67Bll x67$395 COMPETITION 63 x4 65x 37 7Bx 4679 x 65 85 95x 65N 7N 75N 8N 85N 1O5x 45$395 lix 10 11 12 12W 13 14 12x99W 1010W 11 uN 11512 12N 125 13 13N 14 125x9 101111512 125 1313 x 910 $795 135x 91012513314 14x 68101213 13514 144x 1051213 145x 14N 15 x 8 10111216x81012 $1295 MULTIBLADE onenl Propeller Systems 2-blade18x8 1012$2200 20x8 12 14$2500 22x810121416$3100 24x10 12 14 16$3000 3-Blade17x10 18x1119x11$3300 20x11121421x12$3700 22x10 12 14 16$4600 24x10121416$5500 Multi Blade Hubs2-Blade 18-19 dia$3000 2-Blade 20-21 dia$3500 2-Blade 22 dia$4000 2-Blade 24 dia$6000 3-Blade 17-19 dia$4500 3-Blade 20-21 dia$5500 3-Blade 22 dia$6500 3-Blade 24 dia$9000 Contact local hobby dealer first doesnt have whet need order direct 918-681-8515 Manufactured Landing Pyoducts PO Box 938 Knights Landing CA 95645 position preventing prop folding forward may have instance motor starts blades rearward catches pylon stops motor temptation release blade launch model Dont locked rotor current very high microswitch may damaged motor gets stopped switch contacts may either lose snap weld themselves together either case its bad news motor does shut off glide rudder kicks model powers ground death-spiral Always test switch after motor stoppage Good luck An SASE will get prompt reply questions Don Hughes 8383 Zancanaro Ct Citrus Heights CA 95610 telephone 916 723-1882 ng Fun/Mathews Continued page 42 twin SuperTigre 3000-powered P-38 veer off wildly right takeoff recovery over pits next flight model veered crashed parked van Now know sure problem didnt lie design Ive seen several others kit source fly extremely well Ive corresponding John Deden Missouri City Texas about true flatbottomed-airfoil 1 940s free flight design recalls Can anyone help remember its name also mentioned having flown B-25s P-38s indeed building model P-38 related fly-in mishap responded following drilled drilled during flight training critical low speeds such takeoff landing never try picking up low wing aileron Use hard-over rudder first foremost As matter precise fact preferred use rudder Seems 38s dihedral rudder induces recovering roll whereas ailerons just make things worse full-sized P-38 rudder deflections 300 way can vouch results morning Italy took off engine quit just about 50 100 ft off runway carrying two 165-gal drop tanks. training led immediately jam hard rudder push yoke away As wing came up fed some correcting aileron super-scary part just low wing got nearly level darned Allison came back full bore So off went other direction repeated several times until could get both engines calmed down bit Im convinced followed procedures drilled head used ailerons Id have survived. 1 proceeded normal emergency landing Since larger models fly much like full-scale prototypes Id think Johns input could useful building P-38 modelsor B-25s matter Stay off ailerons engine gasps takeoff landinguse rudders Neat stuff basic laws modeling seems difficult two parts hold position likely CyA bottle clogged Agree Well golly long last better D & J ELECTRONICS 900 Lucy Road Howell Michigan 48843 517-546-2644 Service & Repairs Most Radio Control Systems Utilizing Calibrated Test Equipment & Spectrum Analyzer Endorsed AMA/RCMA Sticker Station #105 Futaba Airtronics JR Ace HiTec Tower Cirrus World Engines & WE USE GENUINE FACTORY REPLACEMENT PARTS Complete 1991 Narrow Banding & Upgrades RCD / HITEC R/C DEALER Carry Full Line RCD RXs & Products Upgrading. ASK ABOUT THE NEW HOT FOCUS SERIES RADIO CONTROL SYSTEMS FCC Licensed Speed Control Repairs Quality Service Fast Turn Around Shipping & Insurance ExtraUPSU S Mail VISA / MASTERCARD & DISCOVER WELCOMED AMA #256123ARRLWB8YSQ 142 Model Aviation
Edition: Model Aviation - 1992/12
Page Numbers: 36, 37, 38, 39, 137, 140, 141, 142
ELECTRIC SATELLITE 450 Take leading FF Power designs add todays electric motors batteries have noted flier field stir together result highperformance FF Electric model presented U Don Hughes THERES no doubt about Electric power making serious inroads model airplane hobby Judging number ads Electric products relatively large segment modeling fraternity sold idea Clean quiet electric power natural Sailpianes since fits idea silent flight eliminates need launching devices RC sport fliers appreciate freedom engine-induced headaches such vibration fuel-soaked structures noise complaints Electric Free Flight often wonder future Free Flight whole much less obscure seemingly impossible thing like Electric Free Flight Electric power odds everything Free Flighters hold absolutes weight enemy power name game Since Free Flighters competitors search faster engines better rubber exotic materials incremental design improvement would anyone interested concept battery motor weigh entire Gas model Furthermore performance touted about exciting watching paint dry guy put first electric motor model certainly didnt challenge FlC fliers Ive never under stood enough interest generated get Electric FF accepted official AMA competition event What motivation can relate personal experience several years before 1984 avid Wakefield flier thing disliked about Wakefield what call time-preparing vs time-flying ratio constant making testing rubber motors really detracted enjoyment flying Astro Flight ads caught attention rigged old Wakefield 035 ferrite motor driven six Sanyo N-250 Ni-Cds flew well enough take second 1984 Reno Nats hooked As say now What can expect FF Electrics today best models will climb about like Nostalgia Gas model limiting factor available power weight surprise well models glide typical 9-10 oz-per-sq-ft wing loading doesnt seem materially detract glide performance fact extra weight makes good windy-weather fliers extra motor run allowed Electrics often out-climb Gassies thermal just like other model What can expect future wish knew thing certain better motors batteries will become available RC car phenomenon reliable indicator Looking back past six years Electrics have improved being curiosity real performers arent Free Flighters Electrics opinion Gas fliers just arent interested something flies almost good Gas model Quiet flight isnt much factor Free Flight way Perhaps entire Free Flight concept outdated will day confined tiny reservations allowing silent highly muffled limited-performance models Small Electrics will fit right Until sad day progress FF Electrics will continue pushed people enjoy doing something different challenging kind person someone doing Electrics now looking something better model presented will get right track 36 Model Aviation 4Our author Don Hughes com pleted Electric Satellite 450 Easiest way buy kit use modifications Left Note canted motor position view fuselage front bulkhead Hole lower right positive motor visible similar hole upper left Above Stabilizer mount fence pop-up-stab dethermalizer Small cord emerging forward DT fence auto-rudder Doubled cord rear DT line Satellite design Bill Bob Hunter about 16 years old has successful popular competition Free Flight Power models ever Ive using 450 version converted electric motor power past five years continues favorites Sure advanced designs performance potential Satellite 450 has lot going First Satellite 450 available kit form Jacks Models 7178 Aumsville Hwy SE Salem OR 97301 easy build flight-adjust consistent Best tough doesnt require lot special reinforcement Electric use Ive often said Electrics can stand anything dethermalized DT landing extra weight really stresses fuselage especially wing High aspect-ratio designs require lot hightech techniques using exotic materials prevent fractures downloading upon ground impact Satellite wing can built essentially stock covered plastic films fuselage requires some redesigning accommodate electric motor hardware basic model layout remains unchanged experienced Gas flier suggest build Satellite anyway just get feel Electrics go ahead adapt Electric concept sophisticated designs new FF Power ideal starter model really performs way above peoples expectations Build six-cell Class version first gain experience build another seven-cell Class B really surprised just now entering world FF Electrics couldnt have picked better time Until now hasnt really good motor Class six-cell competition Sure could make Satellite 450 perform well variety motors took least 10 cells proper job cells creates illusion complexity discourages entry FF Electrics addition reasonably priced battery chargers will handle six seven cells Astro Flight now makes special Free Flight version its geared 035 cobalt motor really hums six seven cells dont recommend anything else Bob Boucher has given Catalog Number 6604G price $11995 delivery should couple days mber 1992 37 Left Close-up fuselage left front can see battery switch timer cavities Note holes wires pass left-to-right Right right side showing cavity six-cell battery using seven cells Class B opening must enlarged rearward Two views completed bare fuselage could build model plans article author suggests its easier work Satellite 450 kit just make revisions details Sources text things youll need Left stabilizer rudder Its important keep tail end light though motor can moved forward slightly achieve correct balance position Right auto-rudder details show Note spring pulling tab against glide-adjust screw receipt order gear-drive commercially available motor will withstand typical Free Flight monster crash As long Im subject hardware heres what will need addition Astro Flight motor support equipment six- seven-cell battery charger Theres lots choices As minimum get current meter currentadjust control tachometer/voltmeter Nor-Cal way can tell well Electric system working tachometer will need digital voltmeter peak-charge battery Nor-Cal has combined two instruments Get kit Jacks Models save yourself lot time Order 11 x 66 Aeronaut Freudenthaler propeller assembly Hobby Lobby source know Freudenthaler best commercial prop Ive ever used Contact Doug Galbreath 2810 Chiles Rd Suite B Davis CA 95616 order Seelig Mini-Combo timer Order six seven Sanyo N-600SCR Ni-Cd cells available number sources Hobby Lobby Buy individual cells will making up battery pack yourself Get lengths red black highly flexible #16 wire favorite RC car store Trinity puts up little packages Study microswitch shown plan get like local electronics parts house Radio Shack does stock large enough job sure will accept push-on connectors get package male female 6-in flat-blade wire connectors Also get coil desoldering braid use battery interconnections doubled Radio Shack #642090 works very well model uses bit carbon-fiber fuselage will need sheet 007 material Start fuselage Study plan carefully noting differences between Gas Electric versions bought kit Cut tall boom sheet balsa sides end station E-E 6-sq longerons end station B-B Glue longerons sheet balsa sides using thin cyanoacrylate glue CyA Cut notch A2 x -in verticals glue place right side Add diagonals should possible mate two sides together dont glue together just yet kit version pylon wing mount uses 3/s-in balsa prefer thinner type shown sure use carbonfiber core basswood leading tralling edges Add triangular section runs between lower leading edge section B-B pylon must exactly reproduce shape angles shown plan add wing saddle yet 38 Model Aviation 4The complete wiring harness seen picture exercise little care can test-run motor its being mounted model photos author Motor mounted sheet aluminum plate pinion must 1/16 farther out shaft accommodate plate Right side completely assembled fuselage motor battery held place filament tape foam blocks Motor Astro Flight geared 035 cobalt #6604G Full Size Plans Available-See Page 178 __ 0LJV___ I___ ____ ILL 7iFOr-Ii _ 27~1WING PLAN OZI 0-5 rZZLzzzz IRBBBOMBBROBO/ OIMEBRAL DETAILB~BBTORB:OBBB,B B BZ22ZZZt1IZIZZZZIIZ2rS-3 rIiZhir ---SI 1j~-1ViS42-~2D~o w g -w B STABILIZ RITt~OBBBB BBBBBBBZ"2L-.. B-0-WB FINoo5110 BBBFUSELAGE SIDE VIEW -----— B0SB BBOWM MOBTTOBO~BOBBCAP TOP BOTTOM TOOTTOB TO TMODEL AVIATION -0-__ BTBTOOROMBiBBOBMBMBOBTOMBOMR- ----SATELLITE450 MOTOR MOOMTTO BE COMMA LOBMBMOBBFUSELAGE0MM MMo0VVB ELECTRIC BONBON ST BOB 000MB TOP VIEW Mark horizontal line both sides pylon show path upper longerons Glue 2 x 6-in filler strips inside longeron location pylon trailing edge forward end longerons Assemble fuselage sides together try fit pylon Disassemble fuselage sides pylon Position pylon right fuselage side top long eron aligned along pylon line Glue top longeron pylon Pin fuselage side plan Bend longerons align everything plan glue bottom longeron pylon Add left fuselage side making sure longerons properly aligned pylon Add 6-sq filler between longerons forward pylon Cut out bulkheads top cap filler strips 6 plywood bottom Glue top cap place top top longerons Glue section B-B D-D E-E bulkheads place Add top bottom 3A6 filler strips 1A6 plywood bottom Add -in nose 6 side sheeting Add wing saddle complete rest structure except tail boom bottom sheeting control lines DI autorudder run internally just under bottom sheeting shown section F-F use 015 piano wire main section DT line forward tension spring Just bend small loop wire end attach timer release arm Use very strong Dacron line portion DT line between tension spring stab hook Use same Dacron line autorudder line will need light spring line well means connecting rudder tab system use can seen photos showing auto-rudder detail stab mount short length Dacron line small screw tied end can seen fastened rudder tab screw threads part-way small spring end auto-rudder line seen emerging top fuselage ahead stab fence provides both connection line tension Complete fuselage adding A6 balsa sheeting bottom good idea wrap nose plywood bulkhead fiberglass -in nylon reinforcing ribbon Finish fuselage way like few coats dope will work Theres no fuel-soak problem Electrics Note theres no landing skid Ive found model survives DT landings better impact spread over fuselage length plywood bottom prevents serious damage look carefully left side photo will see wire spring just behind timer cavity timer auto-stan device section 015 wire guided through piece As tubing blocks timer fan piece tubing threaded over wire mashed provide place thumb end wire connected light spring arm release hold thumb mashed tubing connect spring hook fuselage side Launching model releasing thumb causes spring withdraw wire fan timer starts prefer manually starting timer little motor work order motor Astro flight sure tell intend use As aluminum plate between motor front face gear drive assembly motor mount means motor pinion must located 1/~ further out motor shaft pinion pressed onto motor shaft easier Continued page 137 December 1992 39 Type FE/Class Class B Electric Satellite 450 Wingspan 561/2 Recommended motor size type Astro Flight geared 035 electric motor Sanyo N-605CR battery packs Class 6 Class B 7 Number RC channels recommended N/A Expected tlying weight Class 27oz Class B 28loz Type construction Built-up balsa/basswood Type covering finish recommended Clear Micafilm Satellite 450 Hughes Continued page 39 to have located correctly first time Inspect motor brushes see fully arced Partially arced brushes will safely handle current will require further break-in use battery charger voltage source Set about 4 V sure motor rotates clockwise opposite prop rotation Loosen motor throughbolts rotate brush end-bell motor running Observe current meter position end-bell minimum current Tighten motor screws Now just run motor until brushes fully arced motor will get hot provide some means cooling just put freezer leads coming outside voltage source may take several hours fully arc brushes motor now ready timed Optimum timing position brushes relative magnets gives highest rpm lowest current Timing should done prop battery pack intend fly factory timing marks motor hut may best voltage load used application really should check out Theres subject following section wiring batteries Wiring model really simple can wire ignition engine can wire Electric Just study wiring diagram plan assembly shown photograph Note disconnects allow disassembly components airframe unsoldeting First make up two packs three cells using doubled desoldeting braid soldered directly individual cells though Ni-Cd manufacturers caution against soldering directly cells cite potential damage reason soldering cells rather using small welded tabs much less contact resistance soldered connection Less resistance means output voltage output voltage equals rpm common practice solder cells havent problem Just sure soldering quickly minimize heating Use masking tape hind cells together Complete wiring keeping leads short can word about battery charging though cells quick-charge variety initial charge should slower rate About amp should OK can tell fully charged monitor charge voltage digital voltmeter will see voltage slowly increases battery takes charge voltage peaks drops off about 02 volts charge complete Subsequent charges can done four amps Ni-Cds have charged discharged several times before reach full potential Its just nature Now have voltage source wiring harness lets go back motor timing Wrap front portion motor masking tape bind front end-bell center section Remove motor through-bolts will allow free rotation Continued page 140 JOMAR PRODUCTS SM-4 Ekctric Throttle best bargain Long Run SM4 runs 7 24 cells handles over SO amps current optically isolated high rate includes Futaba J lead sermos connectors heatsink plastic cover Weight 13 ounces Smooth reliable performance Best market Dont settle less! Now $110 GLITCH Buster 6 CHANNELS OPTICAL Isolation PLUS Reliable SIGNAL BOOST long servo runs high power jumbo servos Must used separate servo battery pack Eliminates glitches caused long leads big servos flying tail wires Allows new PCM radios drive ANY type servo! add own input/output leads Measures 15 X 15 X 75 weighs 3/4 ounce Still just $45 Battery Backer use 4 S cell packs main other backup Backup kicks main pack craps out Capable handling current youll ever need Cheap peace mind expensive project! Buy before s too laze measly $49 GLOW SWITCH TTNY1 X 15 X 4 halfounceunitcanhandleup 200 watts load Optically isolated unit replaces mechanical switch servo Simple 2 wire hookup just like regular switch! High OR Low side switching Includes indicator LED reversing switch point adjust futaba lead Great Video camera smoke fluid pump glow plug power ignition system switch etc. Only $39 Lots other stuff too. like super fine wire #22 #15 #12 gauge simple ON/OFF motor controls etc Also R/C related consulting services reasonable rates! Call write address below info rodat 8606 Susanview Lane Cincinnati OH 45244 513-474-0985 December1992 137 Delune Kit Peetareni Derable C aeitGnad a N tanetaga wing tips canopy w ng ta nonN built-in wasttnutOtta g w ng ~iiijj MP i1iSE precision nechined wnod parts Foan ones Fiesidents Hawaii & Alaska nheetingPreehaped hardwond sad sg PLACE DIVISION TWO sdgsnPtotn-iiinntrated inottoct nn hoot St cwnptete hardware penkage1991 CAUFORNIASTAT SLOPE ONLY $7995 plus $400 S&H HAMPIONSHIPS $900 S&H WP/LAILAVO-/a I-lCJ-lSTARTa EEC7flK SLOPE Wingspan745 inLoadinglloz/oq II &&ipOLIIStONAEVPLA5TICt Wing area550 oginAirfoils 506060 & S3021 Aspect ratio101Optional power 05- 15 Weight35 czRadio 2-nh reqd JAREL AIRCRAFT DESIGN & ENGINEERING 12136 Brat/dock Dr CuAer Ctty 0490230 E IN THE USA [310390-1348ELEcTRIc cONVERSION SHOWN C1-WAPSENSATTflN GENERIX PO Box 262035 Tantps FL 33615 ORDERS ONLY 800-645-KITS Tech Info 813-854-KITS tataCSFlying Wings Span5115-3oeng $SS&H Area 790 sq in69BATPLANE 4495$49Span44 Engine4052-40$7 5&H 559t3IzE TAIL GATOR 3500$7 5&HArea770 sq 5015-52Engine28-40 AT LAST Z-BEST ENGINE CLEANER An Eftecitne Htgh Tech Engtne Cleaner ________________ R/G Engines Rewones Burned-on Fuel Residue Encrusted Carbon Build-up Prow Inside Z-BEST Cleans Mufflers Toned Any Bane Metal Engine Outside Pipes aed Headers ]iidwst - ..Scruh&Leg Wont Haste Dincolor Metal Four Ounces will Clean 10-15 Engines Clean Engines Run Cooler Last Longert S2t8S&HCA825n15xDisiBY seed check moneyAIRBORNE BOBBIES order ask local3764 30th Si San Diego CA 92ii14 dealerMIC VISA hsEasTo5yy Safety Starter Safe one-push starting Recommended John Prestons Safety Comes First column ModelA vat/on Nov 90 Easy assemble battery starter $6495 Accomodates small 12-volt battery r sizes available Add $700 packaging shipping IUPS Texas residents add 825% sales tax Allow approximately two weeks delivery Satellite 45OIHughes Continued page 137 end-bell Install prop wiring harness holding motor together both hands have assistant operate microswitch start motor Rotate end-bell note position gives maximum rpm will fairly easy bracket location efficient location will giving maximum rpm least advance clockwise rotation Recharge battery repeat test few times validate results Done carefully will achieve highest starting rpm least rpm decrease during motor run Now know tachometer important Mark endbell center section can repeat setting Reinstall motor through-bolts possible threaded holes end-bell will align gap between magnets making impossible reinstall through-bolts end-bell new position worry needed drill tap new 2-56 holes endbell will worth effort Fit motor mounting plate install motor model Cut plate somewhat oversize Drill motor shaft gear-drive mounting holes plate attach plate motor motor brush axis will canted exact angle depending upon individual motor timing Slip motor nose cavity pressing plate against bulkhead Using nose bulkhead pattern trace outline back motor Win gDesigner FII jil Actual program plot plate Remove plate finish plate fastened model 2-56 screws T-nuts prop shaft may exactly centered nose small variations no consequence main purpose foam cowl keep dirt out gears fastened fuselage filament tape youve assembled components youve completed fuselage wing stab have conventional construction wont go much detail very important stab/rudder kept light have three weigh within four grams other target weight 12 oz stab too heavy center gravity CG will off can compensate placing -in shim behind motor mounting plate much better solution make stab light first place wing ribs can either t/s4n /32 balsa Note basswood inserts leading trailing edges center section original wing tended fracture just outboard wing saddle Adding basswood cured problem rest construction like original Pay attention called-out wing warps easy kill model washed-in right main panel flying surfaces can covered film will flutter under power due thick wing use clear Micafilm because light tough new lightweight Solarfilm might also good choice covering just about ready go flying First make sure CG corrector least close shown plan Initially shouldnt stab tilt Check wing warps time Reset iron needed model flies right & EditFoilc Control Line Free Flight Radio Control Soaring Scale EditFoil FEATURES Enter airfoil data pabtished tables Pnints data table Modil cosrect sunthee imperfections graphically on-screen. Modify chord thickness ratio WIngDesigw supplied 24 airfoils Plots sample 10 sib requires l8ingDeslgner. programs written wpecifwally model aircraft design NOT modified general purpose CAl programs WinDnfrne FEATURESCOMPUTER SYSTEM REOUIREMENTS Allows dOerent root r&o airfoils Plots ALL snansition ribsIBM 100% compatIble 286 386 486 cpu Plots ribs ALL spar slots correct rice andporltlon. Math co-processor desirable NOrrequiced Plots nibs sheeting Positionjlsil pwxiol length spam IS Maximum1424 SVGA COLOR graphics display~ Adds extra nibs ends ailerons flaps Itib DOS version 31 higher Position up 8 extra nibs panel Rib #2 exampte1/2 meg hard disk space 512kb RAM inch rib building accuracy3-1/2 floppy drive 5-1/4 diskette available LocatesJig-rod holesDot matnix 9 24 pin laser printer PRO version * USER FR IENDLY GRAPHICAL INTERFACEcan oulpul los pen plotter I4PGL format COLOR *QUICK EASY LEARN ITED TIME INTRODUCTORY PRICE *ACCUP4TE PROFESSIONAL RESULEditFoil$ 5995 WingDesigner$ 7995 withEditFoil.S12995 E YOUR DESIGN ON-SCREENWrngDealgnerPRO 95 withEdtFoil.516995 *11 7Illinois residents add 8% stats sales tax Add $350 Shipping & Handling Parcel Post & Microy stems P0 Box 8367 Bartlett IL 601 03-8367 send $100 a#10 SAsE information Dealer ondfliarribaror inquiri en inn red 140 Model Aviation 4Flight Shop Tool Chest Eight felt-lined drawers large top compartment provide 1000 sq inches safe spacious storage important tools supplies entire chest locks turn key easy carry its brass-plated handles beautiful solid oak/oak veneer exterior order now S16995 during special offer Use MasterCard Visa send check money order completely satisfied return within 30 days refund SAVE $60 $230 Retail & handling CAres add $1232 sales taa CIntigulus US Only Sn COD shipmentll qjasslc Chests 805 543-9363 PG Box 541 San Luls Ohlspo CR93406 MA122 turn both under power glide Transition accomplished applying glide rudder about two seconds before end motor run drops nose starts model flat turn Set timer function sequence occurs Lock rudder tab zero deflection using both adjusting screws Hand-glide model should go straight ahead flat glide trace stall Adjust rudder tab stab incidence until achieved Before attempting powered flight check see rear stabilizer location key slides smoothly out fuselage groove Any side pressure may cause stab hang up partially tilt will result spiral-dive DTeffective hard live Shim leading edge stab contacts fence until key aligns perfectly fuselage slot first powered flights made autorudder DT set activate immediately after end motor run Set timer about 4-sec motor run Charge battery fully discharge running motor 30 seconds Recharge repeat discharge recharge again important battery fully activated before making adjustments Launch model nearly vertical slightly right wind right wing down induce turn Gradually lengthen motor run making incidence rudder corrections needed Always fully recharge battery between flights DT immediately upon termination motor run No autorudder use during phase Once get nice steep spiral climb can start working glide Set glide rudder three turns differential power setting Let motor run 15 20 seconds get model high enough avoid disaster setting way off DT about 10 seconds glide nose-down stalling glide can corrected shifting CG takes about three turns differential between power glide tab settings get good transition find results too-tight glide circle just counter little opposite stab tilt easy wasnt seven-cell Class B version flies quite bit faster six-cell Class will take caution making power rudder adjustments Now need place show off Since Gas fliers dont believe Electrics can fly much less fly well should able get ailow Gas competition club contests Fly six-cell version against Class Gassies seven-cell version against Class B start reducing motor run have attentionand respect Youre aiso ready USFFC Nats competitions Go Some words about safety Notice have included fuse on-off switch wiring makes uneasy just add absence either has problem reason using connection represents voltage loss wiring complication Use silicone rubber insulate microswitch connections possible shorting spring propeller will fold forward unless make small modification prevent cant believe shaking motor starts propeller folded forward Make 12 X 17/s-in aluminum strip drill center go over prop shaft Place shaft under prop hub Youll have bend tips strip rearward prop will proper MODEL ENGINES Volume 1 Most Complete Video Model Engines Ever Produced journey begins family model powerplants rubber power latest turbojet Volume 1 becomes invaluable source theory tips covering aspect 2 stroke engine selection installation operation care Engine tuning simplified Sound reduction techniques Fuel facts secrets revealed Repairs maintenance demonstrated Propeller theory selection Get out investmentl Graphics animation quality live footage make video unlike other available modelers difficult concents easy understand presented way Hobby Supply South$2495 5060 Glade RoadPasiage paid coniinentai US Acworth GA 3010 1OA residenis add 5% snies tax 404-974-0843Oxaler inqairies invited Na disiriburars please December 1992 141 OUR REV-UP INVENTORY AVERAGES OVER 9000 PROPS PROMPT SHIPMENT ON VISA4MC SPECIALIST IN CUSTOM COX TEE DEE & REED ENGINES 020S 049S 051S 074S & 09S ALL CUSTOM & STOCK PARTS INDIVIDUALLY RACING WHEELS KLOTZ OIL CARBON FIBER SOLID LINES ALL KINDS OF TUBING THREE BRANDS OF GLOW PLUGS HARD-TO-FIND HARDWARE OLD TIMER SUPPLIES COILS CONDENSERS NGK & STrIT SPARK PLUGS SILK 8 COLORS QUALITY DOPE BRUSHES 5 & 7 LOOP 114 RUBBERBANDS TRANSISTOR IGNITION SYSTEMS RESISTOR HIGH TENSION LEADS 1/2A TEXACO PLAYBOY SR KIT 1I2A TEXACO ENGINES & PARTS KSB & IGNITION TIMERS RUBBER POWER KITS PROPS TISSUE AND OTHER SUPPLIES CYANOACRYLATES & EPOXIES ORDER BY MAIL OR PHONE 619 728-4365 SORRY NO COD VISA & MASTERCARD WELCOME MINIMUM MERCHANDISE ORDER $1000 SHIPPING HANDLING AND INSURANCE FEE $350 STOCK ORDERS SHIPPED WITHIN 24 HRS NEW FAI TAN RUBBER 1/4 3/16 1/8 thick 1 lb box- $1475includes4ozSlickLube $1375 no lube k costs $175 10 lb box $11000 UPS Deliveredi Postpaid US via UPS Cal ree add 6% sales tax Made USA Slow cure conaistant qualIty Ask FAI-TAN 89/90 catalog lists 100 FF kIts CROCKET HOOKS NOW MADE BY FAI SEND8150FAI Model Supply FORpa Baa gs344c1casas CATALOGranaNcecaiasacansacsa, TEL 213 83a8939 r APC PROPELLERS Sound Supression Design High Thrust Efficiency Long Fiber Advanced Composite Material Proven Performance US Masters US Nationals Canadian Nationals World Championships SPORTS SIZES 57x36x27x345678910$159 8x456789lO$179 9x4567891O$199 95x 45 10x3 45678910$229 11x3456789$249 115x 412 x 678$289 13x6$425 REVERSE PITCH PUSHER 9x610x67Bll x67$395 COMPETITION 63 x4 65x 37 7Bx 4679 x 65 85 95x 65N 7N 75N 8N 85N 1O5x 45$395 lix 10 11 12 12W 13 14 12x99W 1010W 11 uN 11512 12N 125 13 13N 14 125x9 101111512 125 1313 x 910 $795 135x 91012513314 14x 68101213 13514 144x 1051213 145x 14N 15 x 8 10111216x81012 $1295 MULTIBLADE onenl Propeller Systems 2-blade18x8 1012$2200 20x8 12 14$2500 22x810121416$3100 24x10 12 14 16$3000 3-Blade17x10 18x1119x11$3300 20x11121421x12$3700 22x10 12 14 16$4600 24x10121416$5500 Multi Blade Hubs2-Blade 18-19 dia$3000 2-Blade 20-21 dia$3500 2-Blade 22 dia$4000 2-Blade 24 dia$6000 3-Blade 17-19 dia$4500 3-Blade 20-21 dia$5500 3-Blade 22 dia$6500 3-Blade 24 dia$9000 Contact local hobby dealer first doesnt have whet need order direct 918-681-8515 Manufactured Landing Pyoducts PO Box 938 Knights Landing CA 95645 position preventing prop folding forward may have instance motor starts blades rearward catches pylon stops motor temptation release blade launch model Dont locked rotor current very high microswitch may damaged motor gets stopped switch contacts may either lose snap weld themselves together either case its bad news motor does shut off glide rudder kicks model powers ground death-spiral Always test switch after motor stoppage Good luck An SASE will get prompt reply questions Don Hughes 8383 Zancanaro Ct Citrus Heights CA 95610 telephone 916 723-1882 ng Fun/Mathews Continued page 42 twin SuperTigre 3000-powered P-38 veer off wildly right takeoff recovery over pits next flight model veered crashed parked van Now know sure problem didnt lie design Ive seen several others kit source fly extremely well Ive corresponding John Deden Missouri City Texas about true flatbottomed-airfoil 1 940s free flight design recalls Can anyone help remember its name also mentioned having flown B-25s P-38s indeed building model P-38 related fly-in mishap responded following drilled drilled during flight training critical low speeds such takeoff landing never try picking up low wing aileron Use hard-over rudder first foremost As matter precise fact preferred use rudder Seems 38s dihedral rudder induces recovering roll whereas ailerons just make things worse full-sized P-38 rudder deflections 300 way can vouch results morning Italy took off engine quit just about 50 100 ft off runway carrying two 165-gal drop tanks. training led immediately jam hard rudder push yoke away As wing came up fed some correcting aileron super-scary part just low wing got nearly level darned Allison came back full bore So off went other direction repeated several times until could get both engines calmed down bit Im convinced followed procedures drilled head used ailerons Id have survived. 1 proceeded normal emergency landing Since larger models fly much like full-scale prototypes Id think Johns input could useful building P-38 modelsor B-25s matter Stay off ailerons engine gasps takeoff landinguse rudders Neat stuff basic laws modeling seems difficult two parts hold position likely CyA bottle clogged Agree Well golly long last better D & J ELECTRONICS 900 Lucy Road Howell Michigan 48843 517-546-2644 Service & Repairs Most Radio Control Systems Utilizing Calibrated Test Equipment & Spectrum Analyzer Endorsed AMA/RCMA Sticker Station #105 Futaba Airtronics JR Ace HiTec Tower Cirrus World Engines & WE USE GENUINE FACTORY REPLACEMENT PARTS Complete 1991 Narrow Banding & Upgrades RCD / HITEC R/C DEALER Carry Full Line RCD RXs & Products Upgrading. ASK ABOUT THE NEW HOT FOCUS SERIES RADIO CONTROL SYSTEMS FCC Licensed Speed Control Repairs Quality Service Fast Turn Around Shipping & Insurance ExtraUPSU S Mail VISA / MASTERCARD & DISCOVER WELCOMED AMA #256123ARRLWB8YSQ 142 Model Aviation
Edition: Model Aviation - 1992/12
Page Numbers: 36, 37, 38, 39, 137, 140, 141, 142
ELECTRIC SATELLITE 450 Take leading FF Power designs add todays electric motors batteries have noted flier field stir together result highperformance FF Electric model presented U Don Hughes THERES no doubt about Electric power making serious inroads model airplane hobby Judging number ads Electric products relatively large segment modeling fraternity sold idea Clean quiet electric power natural Sailpianes since fits idea silent flight eliminates need launching devices RC sport fliers appreciate freedom engine-induced headaches such vibration fuel-soaked structures noise complaints Electric Free Flight often wonder future Free Flight whole much less obscure seemingly impossible thing like Electric Free Flight Electric power odds everything Free Flighters hold absolutes weight enemy power name game Since Free Flighters competitors search faster engines better rubber exotic materials incremental design improvement would anyone interested concept battery motor weigh entire Gas model Furthermore performance touted about exciting watching paint dry guy put first electric motor model certainly didnt challenge FlC fliers Ive never under stood enough interest generated get Electric FF accepted official AMA competition event What motivation can relate personal experience several years before 1984 avid Wakefield flier thing disliked about Wakefield what call time-preparing vs time-flying ratio constant making testing rubber motors really detracted enjoyment flying Astro Flight ads caught attention rigged old Wakefield 035 ferrite motor driven six Sanyo N-250 Ni-Cds flew well enough take second 1984 Reno Nats hooked As say now What can expect FF Electrics today best models will climb about like Nostalgia Gas model limiting factor available power weight surprise well models glide typical 9-10 oz-per-sq-ft wing loading doesnt seem materially detract glide performance fact extra weight makes good windy-weather fliers extra motor run allowed Electrics often out-climb Gassies thermal just like other model What can expect future wish knew thing certain better motors batteries will become available RC car phenomenon reliable indicator Looking back past six years Electrics have improved being curiosity real performers arent Free Flighters Electrics opinion Gas fliers just arent interested something flies almost good Gas model Quiet flight isnt much factor Free Flight way Perhaps entire Free Flight concept outdated will day confined tiny reservations allowing silent highly muffled limited-performance models Small Electrics will fit right Until sad day progress FF Electrics will continue pushed people enjoy doing something different challenging kind person someone doing Electrics now looking something better model presented will get right track 36 Model Aviation 4Our author Don Hughes com pleted Electric Satellite 450 Easiest way buy kit use modifications Left Note canted motor position view fuselage front bulkhead Hole lower right positive motor visible similar hole upper left Above Stabilizer mount fence pop-up-stab dethermalizer Small cord emerging forward DT fence auto-rudder Doubled cord rear DT line Satellite design Bill Bob Hunter about 16 years old has successful popular competition Free Flight Power models ever Ive using 450 version converted electric motor power past five years continues favorites Sure advanced designs performance potential Satellite 450 has lot going First Satellite 450 available kit form Jacks Models 7178 Aumsville Hwy SE Salem OR 97301 easy build flight-adjust consistent Best tough doesnt require lot special reinforcement Electric use Ive often said Electrics can stand anything dethermalized DT landing extra weight really stresses fuselage especially wing High aspect-ratio designs require lot hightech techniques using exotic materials prevent fractures downloading upon ground impact Satellite wing can built essentially stock covered plastic films fuselage requires some redesigning accommodate electric motor hardware basic model layout remains unchanged experienced Gas flier suggest build Satellite anyway just get feel Electrics go ahead adapt Electric concept sophisticated designs new FF Power ideal starter model really performs way above peoples expectations Build six-cell Class version first gain experience build another seven-cell Class B really surprised just now entering world FF Electrics couldnt have picked better time Until now hasnt really good motor Class six-cell competition Sure could make Satellite 450 perform well variety motors took least 10 cells proper job cells creates illusion complexity discourages entry FF Electrics addition reasonably priced battery chargers will handle six seven cells Astro Flight now makes special Free Flight version its geared 035 cobalt motor really hums six seven cells dont recommend anything else Bob Boucher has given Catalog Number 6604G price $11995 delivery should couple days mber 1992 37 Left Close-up fuselage left front can see battery switch timer cavities Note holes wires pass left-to-right Right right side showing cavity six-cell battery using seven cells Class B opening must enlarged rearward Two views completed bare fuselage could build model plans article author suggests its easier work Satellite 450 kit just make revisions details Sources text things youll need Left stabilizer rudder Its important keep tail end light though motor can moved forward slightly achieve correct balance position Right auto-rudder details show Note spring pulling tab against glide-adjust screw receipt order gear-drive commercially available motor will withstand typical Free Flight monster crash As long Im subject hardware heres what will need addition Astro Flight motor support equipment six- seven-cell battery charger Theres lots choices As minimum get current meter currentadjust control tachometer/voltmeter Nor-Cal way can tell well Electric system working tachometer will need digital voltmeter peak-charge battery Nor-Cal has combined two instruments Get kit Jacks Models save yourself lot time Order 11 x 66 Aeronaut Freudenthaler propeller assembly Hobby Lobby source know Freudenthaler best commercial prop Ive ever used Contact Doug Galbreath 2810 Chiles Rd Suite B Davis CA 95616 order Seelig Mini-Combo timer Order six seven Sanyo N-600SCR Ni-Cd cells available number sources Hobby Lobby Buy individual cells will making up battery pack yourself Get lengths red black highly flexible #16 wire favorite RC car store Trinity puts up little packages Study microswitch shown plan get like local electronics parts house Radio Shack does stock large enough job sure will accept push-on connectors get package male female 6-in flat-blade wire connectors Also get coil desoldering braid use battery interconnections doubled Radio Shack #642090 works very well model uses bit carbon-fiber fuselage will need sheet 007 material Start fuselage Study plan carefully noting differences between Gas Electric versions bought kit Cut tall boom sheet balsa sides end station E-E 6-sq longerons end station B-B Glue longerons sheet balsa sides using thin cyanoacrylate glue CyA Cut notch A2 x -in verticals glue place right side Add diagonals should possible mate two sides together dont glue together just yet kit version pylon wing mount uses 3/s-in balsa prefer thinner type shown sure use carbonfiber core basswood leading tralling edges Add triangular section runs between lower leading edge section B-B pylon must exactly reproduce shape angles shown plan add wing saddle yet 38 Model Aviation 4The complete wiring harness seen picture exercise little care can test-run motor its being mounted model photos author Motor mounted sheet aluminum plate pinion must 1/16 farther out shaft accommodate plate Right side completely assembled fuselage motor battery held place filament tape foam blocks Motor Astro Flight geared 035 cobalt #6604G Full Size Plans Available-See Page 178 __ 0LJV___ I___ ____ ILL 7iFOr-Ii _ 27~1WING PLAN OZI 0-5 rZZLzzzz IRBBBOMBBROBO/ OIMEBRAL DETAILB~BBTORB:OBBB,B B BZ22ZZZt1IZIZZZZIIZ2rS-3 rIiZhir ---SI 1j~-1ViS42-~2D~o w g -w B STABILIZ RITt~OBBBB BBBBBBBZ"2L-.. B-0-WB FINoo5110 BBBFUSELAGE SIDE VIEW -----— B0SB BBOWM MOBTTOBO~BOBBCAP TOP BOTTOM TOOTTOB TO TMODEL AVIATION -0-__ BTBTOOROMBiBBOBMBMBOBTOMBOMR- ----SATELLITE450 MOTOR MOOMTTO BE COMMA LOBMBMOBBFUSELAGE0MM MMo0VVB ELECTRIC BONBON ST BOB 000MB TOP VIEW Mark horizontal line both sides pylon show path upper longerons Glue 2 x 6-in filler strips inside longeron location pylon trailing edge forward end longerons Assemble fuselage sides together try fit pylon Disassemble fuselage sides pylon Position pylon right fuselage side top long eron aligned along pylon line Glue top longeron pylon Pin fuselage side plan Bend longerons align everything plan glue bottom longeron pylon Add left fuselage side making sure longerons properly aligned pylon Add 6-sq filler between longerons forward pylon Cut out bulkheads top cap filler strips 6 plywood bottom Glue top cap place top top longerons Glue section B-B D-D E-E bulkheads place Add top bottom 3A6 filler strips 1A6 plywood bottom Add -in nose 6 side sheeting Add wing saddle complete rest structure except tail boom bottom sheeting control lines DI autorudder run internally just under bottom sheeting shown section F-F use 015 piano wire main section DT line forward tension spring Just bend small loop wire end attach timer release arm Use very strong Dacron line portion DT line between tension spring stab hook Use same Dacron line autorudder line will need light spring line well means connecting rudder tab system use can seen photos showing auto-rudder detail stab mount short length Dacron line small screw tied end can seen fastened rudder tab screw threads part-way small spring end auto-rudder line seen emerging top fuselage ahead stab fence provides both connection line tension Complete fuselage adding A6 balsa sheeting bottom good idea wrap nose plywood bulkhead fiberglass -in nylon reinforcing ribbon Finish fuselage way like few coats dope will work Theres no fuel-soak problem Electrics Note theres no landing skid Ive found model survives DT landings better impact spread over fuselage length plywood bottom prevents serious damage look carefully left side photo will see wire spring just behind timer cavity timer auto-stan device section 015 wire guided through piece As tubing blocks timer fan piece tubing threaded over wire mashed provide place thumb end wire connected light spring arm release hold thumb mashed tubing connect spring hook fuselage side Launching model releasing thumb causes spring withdraw wire fan timer starts prefer manually starting timer little motor work order motor Astro flight sure tell intend use As aluminum plate between motor front face gear drive assembly motor mount means motor pinion must located 1/~ further out motor shaft pinion pressed onto motor shaft easier Continued page 137 December 1992 39 Type FE/Class Class B Electric Satellite 450 Wingspan 561/2 Recommended motor size type Astro Flight geared 035 electric motor Sanyo N-605CR battery packs Class 6 Class B 7 Number RC channels recommended N/A Expected tlying weight Class 27oz Class B 28loz Type construction Built-up balsa/basswood Type covering finish recommended Clear Micafilm Satellite 450 Hughes Continued page 39 to have located correctly first time Inspect motor brushes see fully arced Partially arced brushes will safely handle current will require further break-in use battery charger voltage source Set about 4 V sure motor rotates clockwise opposite prop rotation Loosen motor throughbolts rotate brush end-bell motor running Observe current meter position end-bell minimum current Tighten motor screws Now just run motor until brushes fully arced motor will get hot provide some means cooling just put freezer leads coming outside voltage source may take several hours fully arc brushes motor now ready timed Optimum timing position brushes relative magnets gives highest rpm lowest current Timing should done prop battery pack intend fly factory timing marks motor hut may best voltage load used application really should check out Theres subject following section wiring batteries Wiring model really simple can wire ignition engine can wire Electric Just study wiring diagram plan assembly shown photograph Note disconnects allow disassembly components airframe unsoldeting First make up two packs three cells using doubled desoldeting braid soldered directly individual cells though Ni-Cd manufacturers caution against soldering directly cells cite potential damage reason soldering cells rather using small welded tabs much less contact resistance soldered connection Less resistance means output voltage output voltage equals rpm common practice solder cells havent problem Just sure soldering quickly minimize heating Use masking tape hind cells together Complete wiring keeping leads short can word about battery charging though cells quick-charge variety initial charge should slower rate About amp should OK can tell fully charged monitor charge voltage digital voltmeter will see voltage slowly increases battery takes charge voltage peaks drops off about 02 volts charge complete Subsequent charges can done four amps Ni-Cds have charged discharged several times before reach full potential Its just nature Now have voltage source wiring harness lets go back motor timing Wrap front portion motor masking tape bind front end-bell center section Remove motor through-bolts will allow free rotation Continued page 140 JOMAR PRODUCTS SM-4 Ekctric Throttle best bargain Long Run SM4 runs 7 24 cells handles over SO amps current optically isolated high rate includes Futaba J lead sermos connectors heatsink plastic cover Weight 13 ounces Smooth reliable performance Best market Dont settle less! Now $110 GLITCH Buster 6 CHANNELS OPTICAL Isolation PLUS Reliable SIGNAL BOOST long servo runs high power jumbo servos Must used separate servo battery pack Eliminates glitches caused long leads big servos flying tail wires Allows new PCM radios drive ANY type servo! add own input/output leads Measures 15 X 15 X 75 weighs 3/4 ounce Still just $45 Battery Backer use 4 S cell packs main other backup Backup kicks main pack craps out Capable handling current youll ever need Cheap peace mind expensive project! Buy before s too laze measly $49 GLOW SWITCH TTNY1 X 15 X 4 halfounceunitcanhandleup 200 watts load Optically isolated unit replaces mechanical switch servo Simple 2 wire hookup just like regular switch! High OR Low side switching Includes indicator LED reversing switch point adjust futaba lead Great Video camera smoke fluid pump glow plug power ignition system switch etc. Only $39 Lots other stuff too. like super fine wire #22 #15 #12 gauge simple ON/OFF motor controls etc Also R/C related consulting services reasonable rates! Call write address below info rodat 8606 Susanview Lane Cincinnati OH 45244 513-474-0985 December1992 137 Delune Kit Peetareni Derable C aeitGnad a N tanetaga wing tips canopy w ng ta nonN built-in wasttnutOtta g w ng ~iiijj MP i1iSE precision nechined wnod parts Foan ones Fiesidents Hawaii & Alaska nheetingPreehaped hardwond sad sg PLACE DIVISION TWO sdgsnPtotn-iiinntrated inottoct nn hoot St cwnptete hardware penkage1991 CAUFORNIASTAT SLOPE ONLY $7995 plus $400 S&H HAMPIONSHIPS $900 S&H WP/LAILAVO-/a I-lCJ-lSTARTa EEC7flK SLOPE Wingspan745 inLoadinglloz/oq II &&ipOLIIStONAEVPLA5TICt Wing area550 oginAirfoils 506060 & S3021 Aspect ratio101Optional power 05- 15 Weight35 czRadio 2-nh reqd JAREL AIRCRAFT DESIGN & ENGINEERING 12136 Brat/dock Dr CuAer Ctty 0490230 E IN THE USA [310390-1348ELEcTRIc cONVERSION SHOWN C1-WAPSENSATTflN GENERIX PO Box 262035 Tantps FL 33615 ORDERS ONLY 800-645-KITS Tech Info 813-854-KITS tataCSFlying Wings Span5115-3oeng $SS&H Area 790 sq in69BATPLANE 4495$49Span44 Engine4052-40$7 5&H 559t3IzE TAIL GATOR 3500$7 5&HArea770 sq 5015-52Engine28-40 AT LAST Z-BEST ENGINE CLEANER An Eftecitne Htgh Tech Engtne Cleaner ________________ R/G Engines Rewones Burned-on Fuel Residue Encrusted Carbon Build-up Prow Inside Z-BEST Cleans Mufflers Toned Any Bane Metal Engine Outside Pipes aed Headers ]iidwst - ..Scruh&Leg Wont Haste Dincolor Metal Four Ounces will Clean 10-15 Engines Clean Engines Run Cooler Last Longert S2t8S&HCA825n15xDisiBY seed check moneyAIRBORNE BOBBIES order ask local3764 30th Si San Diego CA 92ii14 dealerMIC VISA hsEasTo5yy Safety Starter Safe one-push starting Recommended John Prestons Safety Comes First column ModelA vat/on Nov 90 Easy assemble battery starter $6495 Accomodates small 12-volt battery r sizes available Add $700 packaging shipping IUPS Texas residents add 825% sales tax Allow approximately two weeks delivery Satellite 45OIHughes Continued page 137 end-bell Install prop wiring harness holding motor together both hands have assistant operate microswitch start motor Rotate end-bell note position gives maximum rpm will fairly easy bracket location efficient location will giving maximum rpm least advance clockwise rotation Recharge battery repeat test few times validate results Done carefully will achieve highest starting rpm least rpm decrease during motor run Now know tachometer important Mark endbell center section can repeat setting Reinstall motor through-bolts possible threaded holes end-bell will align gap between magnets making impossible reinstall through-bolts end-bell new position worry needed drill tap new 2-56 holes endbell will worth effort Fit motor mounting plate install motor model Cut plate somewhat oversize Drill motor shaft gear-drive mounting holes plate attach plate motor motor brush axis will canted exact angle depending upon individual motor timing Slip motor nose cavity pressing plate against bulkhead Using nose bulkhead pattern trace outline back motor Win gDesigner FII jil Actual program plot plate Remove plate finish plate fastened model 2-56 screws T-nuts prop shaft may exactly centered nose small variations no consequence main purpose foam cowl keep dirt out gears fastened fuselage filament tape youve assembled components youve completed fuselage wing stab have conventional construction wont go much detail very important stab/rudder kept light have three weigh within four grams other target weight 12 oz stab too heavy center gravity CG will off can compensate placing -in shim behind motor mounting plate much better solution make stab light first place wing ribs can either t/s4n /32 balsa Note basswood inserts leading trailing edges center section original wing tended fracture just outboard wing saddle Adding basswood cured problem rest construction like original Pay attention called-out wing warps easy kill model washed-in right main panel flying surfaces can covered film will flutter under power due thick wing use clear Micafilm because light tough new lightweight Solarfilm might also good choice covering just about ready go flying First make sure CG corrector least close shown plan Initially shouldnt stab tilt Check wing warps time Reset iron needed model flies right & EditFoilc Control Line Free Flight Radio Control Soaring Scale EditFoil FEATURES Enter airfoil data pabtished tables Pnints data table Modil cosrect sunthee imperfections graphically on-screen. Modify chord thickness ratio WIngDesigw supplied 24 airfoils Plots sample 10 sib requires l8ingDeslgner. programs written wpecifwally model aircraft design NOT modified general purpose CAl programs WinDnfrne FEATURESCOMPUTER SYSTEM REOUIREMENTS Allows dOerent root r&o airfoils Plots ALL snansition ribsIBM 100% compatIble 286 386 486 cpu Plots ribs ALL spar slots correct rice andporltlon. Math co-processor desirable NOrrequiced Plots nibs sheeting Positionjlsil pwxiol length spam IS Maximum1424 SVGA COLOR graphics display~ Adds extra nibs ends ailerons flaps Itib DOS version 31 higher Position up 8 extra nibs panel Rib #2 exampte1/2 meg hard disk space 512kb RAM inch rib building accuracy3-1/2 floppy drive 5-1/4 diskette available LocatesJig-rod holesDot matnix 9 24 pin laser printer PRO version * USER FR IENDLY GRAPHICAL INTERFACEcan oulpul los pen plotter I4PGL format COLOR *QUICK EASY LEARN ITED TIME INTRODUCTORY PRICE *ACCUP4TE PROFESSIONAL RESULEditFoil$ 5995 WingDesigner$ 7995 withEditFoil.S12995 E YOUR DESIGN ON-SCREENWrngDealgnerPRO 95 withEdtFoil.516995 *11 7Illinois residents add 8% stats sales tax Add $350 Shipping & Handling Parcel Post & Microy stems P0 Box 8367 Bartlett IL 601 03-8367 send $100 a#10 SAsE information Dealer ondfliarribaror inquiri en inn red 140 Model Aviation 4Flight Shop Tool Chest Eight felt-lined drawers large top compartment provide 1000 sq inches safe spacious storage important tools supplies entire chest locks turn key easy carry its brass-plated handles beautiful solid oak/oak veneer exterior order now S16995 during special offer Use MasterCard Visa send check money order completely satisfied return within 30 days refund SAVE $60 $230 Retail & handling CAres add $1232 sales taa CIntigulus US Only Sn COD shipmentll qjasslc Chests 805 543-9363 PG Box 541 San Luls Ohlspo CR93406 MA122 turn both under power glide Transition accomplished applying glide rudder about two seconds before end motor run drops nose starts model flat turn Set timer function sequence occurs Lock rudder tab zero deflection using both adjusting screws Hand-glide model should go straight ahead flat glide trace stall Adjust rudder tab stab incidence until achieved Before attempting powered flight check see rear stabilizer location key slides smoothly out fuselage groove Any side pressure may cause stab hang up partially tilt will result spiral-dive DTeffective hard live Shim leading edge stab contacts fence until key aligns perfectly fuselage slot first powered flights made autorudder DT set activate immediately after end motor run Set timer about 4-sec motor run Charge battery fully discharge running motor 30 seconds Recharge repeat discharge recharge again important battery fully activated before making adjustments Launch model nearly vertical slightly right wind right wing down induce turn Gradually lengthen motor run making incidence rudder corrections needed Always fully recharge battery between flights DT immediately upon termination motor run No autorudder use during phase Once get nice steep spiral climb can start working glide Set glide rudder three turns differential power setting Let motor run 15 20 seconds get model high enough avoid disaster setting way off DT about 10 seconds glide nose-down stalling glide can corrected shifting CG takes about three turns differential between power glide tab settings get good transition find results too-tight glide circle just counter little opposite stab tilt easy wasnt seven-cell Class B version flies quite bit faster six-cell Class will take caution making power rudder adjustments Now need place show off Since Gas fliers dont believe Electrics can fly much less fly well should able get ailow Gas competition club contests Fly six-cell version against Class Gassies seven-cell version against Class B start reducing motor run have attentionand respect Youre aiso ready USFFC Nats competitions Go Some words about safety Notice have included fuse on-off switch wiring makes uneasy just add absence either has problem reason using connection represents voltage loss wiring complication Use silicone rubber insulate microswitch connections possible shorting spring propeller will fold forward unless make small modification prevent cant believe shaking motor starts propeller folded forward Make 12 X 17/s-in aluminum strip drill center go over prop shaft Place shaft under prop hub Youll have bend tips strip rearward prop will proper MODEL ENGINES Volume 1 Most Complete Video Model Engines Ever Produced journey begins family model powerplants rubber power latest turbojet Volume 1 becomes invaluable source theory tips covering aspect 2 stroke engine selection installation operation care Engine tuning simplified Sound reduction techniques Fuel facts secrets revealed Repairs maintenance demonstrated Propeller theory selection Get out investmentl Graphics animation quality live footage make video unlike other available modelers difficult concents easy understand presented way Hobby Supply South$2495 5060 Glade RoadPasiage paid coniinentai US Acworth GA 3010 1OA residenis add 5% snies tax 404-974-0843Oxaler inqairies invited Na disiriburars please December 1992 141 OUR REV-UP INVENTORY AVERAGES OVER 9000 PROPS PROMPT SHIPMENT ON VISA4MC SPECIALIST IN CUSTOM COX TEE DEE & REED ENGINES 020S 049S 051S 074S & 09S ALL CUSTOM & STOCK PARTS INDIVIDUALLY RACING WHEELS KLOTZ OIL CARBON FIBER SOLID LINES ALL KINDS OF TUBING THREE BRANDS OF GLOW PLUGS HARD-TO-FIND HARDWARE OLD TIMER SUPPLIES COILS CONDENSERS NGK & STrIT SPARK PLUGS SILK 8 COLORS QUALITY DOPE BRUSHES 5 & 7 LOOP 114 RUBBERBANDS TRANSISTOR IGNITION SYSTEMS RESISTOR HIGH TENSION LEADS 1/2A TEXACO PLAYBOY SR KIT 1I2A TEXACO ENGINES & PARTS KSB & IGNITION TIMERS RUBBER POWER KITS PROPS TISSUE AND OTHER SUPPLIES CYANOACRYLATES & EPOXIES ORDER BY MAIL OR PHONE 619 728-4365 SORRY NO COD VISA & MASTERCARD WELCOME MINIMUM MERCHANDISE ORDER $1000 SHIPPING HANDLING AND INSURANCE FEE $350 STOCK ORDERS SHIPPED WITHIN 24 HRS NEW FAI TAN RUBBER 1/4 3/16 1/8 thick 1 lb box- $1475includes4ozSlickLube $1375 no lube k costs $175 10 lb box $11000 UPS Deliveredi Postpaid US via UPS Cal ree add 6% sales tax Made USA Slow cure conaistant qualIty Ask FAI-TAN 89/90 catalog lists 100 FF kIts CROCKET HOOKS NOW MADE BY FAI SEND8150FAI Model Supply FORpa Baa gs344c1casas CATALOGranaNcecaiasacansacsa, TEL 213 83a8939 r APC PROPELLERS Sound Supression Design High Thrust Efficiency Long Fiber Advanced Composite Material Proven Performance US Masters US Nationals Canadian Nationals World Championships SPORTS SIZES 57x36x27x345678910$159 8x456789lO$179 9x4567891O$199 95x 45 10x3 45678910$229 11x3456789$249 115x 412 x 678$289 13x6$425 REVERSE PITCH PUSHER 9x610x67Bll x67$395 COMPETITION 63 x4 65x 37 7Bx 4679 x 65 85 95x 65N 7N 75N 8N 85N 1O5x 45$395 lix 10 11 12 12W 13 14 12x99W 1010W 11 uN 11512 12N 125 13 13N 14 125x9 101111512 125 1313 x 910 $795 135x 91012513314 14x 68101213 13514 144x 1051213 145x 14N 15 x 8 10111216x81012 $1295 MULTIBLADE onenl Propeller Systems 2-blade18x8 1012$2200 20x8 12 14$2500 22x810121416$3100 24x10 12 14 16$3000 3-Blade17x10 18x1119x11$3300 20x11121421x12$3700 22x10 12 14 16$4600 24x10121416$5500 Multi Blade Hubs2-Blade 18-19 dia$3000 2-Blade 20-21 dia$3500 2-Blade 22 dia$4000 2-Blade 24 dia$6000 3-Blade 17-19 dia$4500 3-Blade 20-21 dia$5500 3-Blade 22 dia$6500 3-Blade 24 dia$9000 Contact local hobby dealer first doesnt have whet need order direct 918-681-8515 Manufactured Landing Pyoducts PO Box 938 Knights Landing CA 95645 position preventing prop folding forward may have instance motor starts blades rearward catches pylon stops motor temptation release blade launch model Dont locked rotor current very high microswitch may damaged motor gets stopped switch contacts may either lose snap weld themselves together either case its bad news motor does shut off glide rudder kicks model powers ground death-spiral Always test switch after motor stoppage Good luck An SASE will get prompt reply questions Don Hughes 8383 Zancanaro Ct Citrus Heights CA 95610 telephone 916 723-1882 ng Fun/Mathews Continued page 42 twin SuperTigre 3000-powered P-38 veer off wildly right takeoff recovery over pits next flight model veered crashed parked van Now know sure problem didnt lie design Ive seen several others kit source fly extremely well Ive corresponding John Deden Missouri City Texas about true flatbottomed-airfoil 1 940s free flight design recalls Can anyone help remember its name also mentioned having flown B-25s P-38s indeed building model P-38 related fly-in mishap responded following drilled drilled during flight training critical low speeds such takeoff landing never try picking up low wing aileron Use hard-over rudder first foremost As matter precise fact preferred use rudder Seems 38s dihedral rudder induces recovering roll whereas ailerons just make things worse full-sized P-38 rudder deflections 300 way can vouch results morning Italy took off engine quit just about 50 100 ft off runway carrying two 165-gal drop tanks. training led immediately jam hard rudder push yoke away As wing came up fed some correcting aileron super-scary part just low wing got nearly level darned Allison came back full bore So off went other direction repeated several times until could get both engines calmed down bit Im convinced followed procedures drilled head used ailerons Id have survived. 1 proceeded normal emergency landing Since larger models fly much like full-scale prototypes Id think Johns input could useful building P-38 modelsor B-25s matter Stay off ailerons engine gasps takeoff landinguse rudders Neat stuff basic laws modeling seems difficult two parts hold position likely CyA bottle clogged Agree Well golly long last better D & J ELECTRONICS 900 Lucy Road Howell Michigan 48843 517-546-2644 Service & Repairs Most Radio Control Systems Utilizing Calibrated Test Equipment & Spectrum Analyzer Endorsed AMA/RCMA Sticker Station #105 Futaba Airtronics JR Ace HiTec Tower Cirrus World Engines & WE USE GENUINE FACTORY REPLACEMENT PARTS Complete 1991 Narrow Banding & Upgrades RCD / HITEC R/C DEALER Carry Full Line RCD RXs & Products Upgrading. ASK ABOUT THE NEW HOT FOCUS SERIES RADIO CONTROL SYSTEMS FCC Licensed Speed Control Repairs Quality Service Fast Turn Around Shipping & Insurance ExtraUPSU S Mail VISA / MASTERCARD & DISCOVER WELCOMED AMA #256123ARRLWB8YSQ 142 Model Aviation
Edition: Model Aviation - 1992/12
Page Numbers: 36, 37, 38, 39, 137, 140, 141, 142
ELECTRIC SATELLITE 450 Take leading FF Power designs add todays electric motors batteries have noted flier field stir together result highperformance FF Electric model presented U Don Hughes THERES no doubt about Electric power making serious inroads model airplane hobby Judging number ads Electric products relatively large segment modeling fraternity sold idea Clean quiet electric power natural Sailpianes since fits idea silent flight eliminates need launching devices RC sport fliers appreciate freedom engine-induced headaches such vibration fuel-soaked structures noise complaints Electric Free Flight often wonder future Free Flight whole much less obscure seemingly impossible thing like Electric Free Flight Electric power odds everything Free Flighters hold absolutes weight enemy power name game Since Free Flighters competitors search faster engines better rubber exotic materials incremental design improvement would anyone interested concept battery motor weigh entire Gas model Furthermore performance touted about exciting watching paint dry guy put first electric motor model certainly didnt challenge FlC fliers Ive never under stood enough interest generated get Electric FF accepted official AMA competition event What motivation can relate personal experience several years before 1984 avid Wakefield flier thing disliked about Wakefield what call time-preparing vs time-flying ratio constant making testing rubber motors really detracted enjoyment flying Astro Flight ads caught attention rigged old Wakefield 035 ferrite motor driven six Sanyo N-250 Ni-Cds flew well enough take second 1984 Reno Nats hooked As say now What can expect FF Electrics today best models will climb about like Nostalgia Gas model limiting factor available power weight surprise well models glide typical 9-10 oz-per-sq-ft wing loading doesnt seem materially detract glide performance fact extra weight makes good windy-weather fliers extra motor run allowed Electrics often out-climb Gassies thermal just like other model What can expect future wish knew thing certain better motors batteries will become available RC car phenomenon reliable indicator Looking back past six years Electrics have improved being curiosity real performers arent Free Flighters Electrics opinion Gas fliers just arent interested something flies almost good Gas model Quiet flight isnt much factor Free Flight way Perhaps entire Free Flight concept outdated will day confined tiny reservations allowing silent highly muffled limited-performance models Small Electrics will fit right Until sad day progress FF Electrics will continue pushed people enjoy doing something different challenging kind person someone doing Electrics now looking something better model presented will get right track 36 Model Aviation 4Our author Don Hughes com pleted Electric Satellite 450 Easiest way buy kit use modifications Left Note canted motor position view fuselage front bulkhead Hole lower right positive motor visible similar hole upper left Above Stabilizer mount fence pop-up-stab dethermalizer Small cord emerging forward DT fence auto-rudder Doubled cord rear DT line Satellite design Bill Bob Hunter about 16 years old has successful popular competition Free Flight Power models ever Ive using 450 version converted electric motor power past five years continues favorites Sure advanced designs performance potential Satellite 450 has lot going First Satellite 450 available kit form Jacks Models 7178 Aumsville Hwy SE Salem OR 97301 easy build flight-adjust consistent Best tough doesnt require lot special reinforcement Electric use Ive often said Electrics can stand anything dethermalized DT landing extra weight really stresses fuselage especially wing High aspect-ratio designs require lot hightech techniques using exotic materials prevent fractures downloading upon ground impact Satellite wing can built essentially stock covered plastic films fuselage requires some redesigning accommodate electric motor hardware basic model layout remains unchanged experienced Gas flier suggest build Satellite anyway just get feel Electrics go ahead adapt Electric concept sophisticated designs new FF Power ideal starter model really performs way above peoples expectations Build six-cell Class version first gain experience build another seven-cell Class B really surprised just now entering world FF Electrics couldnt have picked better time Until now hasnt really good motor Class six-cell competition Sure could make Satellite 450 perform well variety motors took least 10 cells proper job cells creates illusion complexity discourages entry FF Electrics addition reasonably priced battery chargers will handle six seven cells Astro Flight now makes special Free Flight version its geared 035 cobalt motor really hums six seven cells dont recommend anything else Bob Boucher has given Catalog Number 6604G price $11995 delivery should couple days mber 1992 37 Left Close-up fuselage left front can see battery switch timer cavities Note holes wires pass left-to-right Right right side showing cavity six-cell battery using seven cells Class B opening must enlarged rearward Two views completed bare fuselage could build model plans article author suggests its easier work Satellite 450 kit just make revisions details Sources text things youll need Left stabilizer rudder Its important keep tail end light though motor can moved forward slightly achieve correct balance position Right auto-rudder details show Note spring pulling tab against glide-adjust screw receipt order gear-drive commercially available motor will withstand typical Free Flight monster crash As long Im subject hardware heres what will need addition Astro Flight motor support equipment six- seven-cell battery charger Theres lots choices As minimum get current meter currentadjust control tachometer/voltmeter Nor-Cal way can tell well Electric system working tachometer will need digital voltmeter peak-charge battery Nor-Cal has combined two instruments Get kit Jacks Models save yourself lot time Order 11 x 66 Aeronaut Freudenthaler propeller assembly Hobby Lobby source know Freudenthaler best commercial prop Ive ever used Contact Doug Galbreath 2810 Chiles Rd Suite B Davis CA 95616 order Seelig Mini-Combo timer Order six seven Sanyo N-600SCR Ni-Cd cells available number sources Hobby Lobby Buy individual cells will making up battery pack yourself Get lengths red black highly flexible #16 wire favorite RC car store Trinity puts up little packages Study microswitch shown plan get like local electronics parts house Radio Shack does stock large enough job sure will accept push-on connectors get package male female 6-in flat-blade wire connectors Also get coil desoldering braid use battery interconnections doubled Radio Shack #642090 works very well model uses bit carbon-fiber fuselage will need sheet 007 material Start fuselage Study plan carefully noting differences between Gas Electric versions bought kit Cut tall boom sheet balsa sides end station E-E 6-sq longerons end station B-B Glue longerons sheet balsa sides using thin cyanoacrylate glue CyA Cut notch A2 x -in verticals glue place right side Add diagonals should possible mate two sides together dont glue together just yet kit version pylon wing mount uses 3/s-in balsa prefer thinner type shown sure use carbonfiber core basswood leading tralling edges Add triangular section runs between lower leading edge section B-B pylon must exactly reproduce shape angles shown plan add wing saddle yet 38 Model Aviation 4The complete wiring harness seen picture exercise little care can test-run motor its being mounted model photos author Motor mounted sheet aluminum plate pinion must 1/16 farther out shaft accommodate plate Right side completely assembled fuselage motor battery held place filament tape foam blocks Motor Astro Flight geared 035 cobalt #6604G Full Size Plans Available-See Page 178 __ 0LJV___ I___ ____ ILL 7iFOr-Ii _ 27~1WING PLAN OZI 0-5 rZZLzzzz IRBBBOMBBROBO/ OIMEBRAL DETAILB~BBTORB:OBBB,B B BZ22ZZZt1IZIZZZZIIZ2rS-3 rIiZhir ---SI 1j~-1ViS42-~2D~o w g -w B STABILIZ RITt~OBBBB BBBBBBBZ"2L-.. B-0-WB FINoo5110 BBBFUSELAGE SIDE VIEW -----— B0SB BBOWM MOBTTOBO~BOBBCAP TOP BOTTOM TOOTTOB TO TMODEL AVIATION -0-__ BTBTOOROMBiBBOBMBMBOBTOMBOMR- ----SATELLITE450 MOTOR MOOMTTO BE COMMA LOBMBMOBBFUSELAGE0MM MMo0VVB ELECTRIC BONBON ST BOB 000MB TOP VIEW Mark horizontal line both sides pylon show path upper longerons Glue 2 x 6-in filler strips inside longeron location pylon trailing edge forward end longerons Assemble fuselage sides together try fit pylon Disassemble fuselage sides pylon Position pylon right fuselage side top long eron aligned along pylon line Glue top longeron pylon Pin fuselage side plan Bend longerons align everything plan glue bottom longeron pylon Add left fuselage side making sure longerons properly aligned pylon Add 6-sq filler between longerons forward pylon Cut out bulkheads top cap filler strips 6 plywood bottom Glue top cap place top top longerons Glue section B-B D-D E-E bulkheads place Add top bottom 3A6 filler strips 1A6 plywood bottom Add -in nose 6 side sheeting Add wing saddle complete rest structure except tail boom bottom sheeting control lines DI autorudder run internally just under bottom sheeting shown section F-F use 015 piano wire main section DT line forward tension spring Just bend small loop wire end attach timer release arm Use very strong Dacron line portion DT line between tension spring stab hook Use same Dacron line autorudder line will need light spring line well means connecting rudder tab system use can seen photos showing auto-rudder detail stab mount short length Dacron line small screw tied end can seen fastened rudder tab screw threads part-way small spring end auto-rudder line seen emerging top fuselage ahead stab fence provides both connection line tension Complete fuselage adding A6 balsa sheeting bottom good idea wrap nose plywood bulkhead fiberglass -in nylon reinforcing ribbon Finish fuselage way like few coats dope will work Theres no fuel-soak problem Electrics Note theres no landing skid Ive found model survives DT landings better impact spread over fuselage length plywood bottom prevents serious damage look carefully left side photo will see wire spring just behind timer cavity timer auto-stan device section 015 wire guided through piece As tubing blocks timer fan piece tubing threaded over wire mashed provide place thumb end wire connected light spring arm release hold thumb mashed tubing connect spring hook fuselage side Launching model releasing thumb causes spring withdraw wire fan timer starts prefer manually starting timer little motor work order motor Astro flight sure tell intend use As aluminum plate between motor front face gear drive assembly motor mount means motor pinion must located 1/~ further out motor shaft pinion pressed onto motor shaft easier Continued page 137 December 1992 39 Type FE/Class Class B Electric Satellite 450 Wingspan 561/2 Recommended motor size type Astro Flight geared 035 electric motor Sanyo N-605CR battery packs Class 6 Class B 7 Number RC channels recommended N/A Expected tlying weight Class 27oz Class B 28loz Type construction Built-up balsa/basswood Type covering finish recommended Clear Micafilm Satellite 450 Hughes Continued page 39 to have located correctly first time Inspect motor brushes see fully arced Partially arced brushes will safely handle current will require further break-in use battery charger voltage source Set about 4 V sure motor rotates clockwise opposite prop rotation Loosen motor throughbolts rotate brush end-bell motor running Observe current meter position end-bell minimum current Tighten motor screws Now just run motor until brushes fully arced motor will get hot provide some means cooling just put freezer leads coming outside voltage source may take several hours fully arc brushes motor now ready timed Optimum timing position brushes relative magnets gives highest rpm lowest current Timing should done prop battery pack intend fly factory timing marks motor hut may best voltage load used application really should check out Theres subject following section wiring batteries Wiring model really simple can wire ignition engine can wire Electric Just study wiring diagram plan assembly shown photograph Note disconnects allow disassembly components airframe unsoldeting First make up two packs three cells using doubled desoldeting braid soldered directly individual cells though Ni-Cd manufacturers caution against soldering directly cells cite potential damage reason soldering cells rather using small welded tabs much less contact resistance soldered connection Less resistance means output voltage output voltage equals rpm common practice solder cells havent problem Just sure soldering quickly minimize heating Use masking tape hind cells together Complete wiring keeping leads short can word about battery charging though cells quick-charge variety initial charge should slower rate About amp should OK can tell fully charged monitor charge voltage digital voltmeter will see voltage slowly increases battery takes charge voltage peaks drops off about 02 volts charge complete Subsequent charges can done four amps Ni-Cds have charged discharged several times before reach full potential Its just nature Now have voltage source wiring harness lets go back motor timing Wrap front portion motor masking tape bind front end-bell center section Remove motor through-bolts will allow free rotation Continued page 140 JOMAR PRODUCTS SM-4 Ekctric Throttle best bargain Long Run SM4 runs 7 24 cells handles over SO amps current optically isolated high rate includes Futaba J lead sermos connectors heatsink plastic cover Weight 13 ounces Smooth reliable performance Best market Dont settle less! Now $110 GLITCH Buster 6 CHANNELS OPTICAL Isolation PLUS Reliable SIGNAL BOOST long servo runs high power jumbo servos Must used separate servo battery pack Eliminates glitches caused long leads big servos flying tail wires Allows new PCM radios drive ANY type servo! add own input/output leads Measures 15 X 15 X 75 weighs 3/4 ounce Still just $45 Battery Backer use 4 S cell packs main other backup Backup kicks main pack craps out Capable handling current youll ever need Cheap peace mind expensive project! Buy before s too laze measly $49 GLOW SWITCH TTNY1 X 15 X 4 halfounceunitcanhandleup 200 watts load Optically isolated unit replaces mechanical switch servo Simple 2 wire hookup just like regular switch! High OR Low side switching Includes indicator LED reversing switch point adjust futaba lead Great Video camera smoke fluid pump glow plug power ignition system switch etc. Only $39 Lots other stuff too. like super fine wire #22 #15 #12 gauge simple ON/OFF motor controls etc Also R/C related consulting services reasonable rates! Call write address below info rodat 8606 Susanview Lane Cincinnati OH 45244 513-474-0985 December1992 137 Delune Kit Peetareni Derable C aeitGnad a N tanetaga wing tips canopy w ng ta nonN built-in wasttnutOtta g w ng ~iiijj MP i1iSE precision nechined wnod parts Foan ones Fiesidents Hawaii & Alaska nheetingPreehaped hardwond sad sg PLACE DIVISION TWO sdgsnPtotn-iiinntrated inottoct nn hoot St cwnptete hardware penkage1991 CAUFORNIASTAT SLOPE ONLY $7995 plus $400 S&H HAMPIONSHIPS $900 S&H WP/LAILAVO-/a I-lCJ-lSTARTa EEC7flK SLOPE Wingspan745 inLoadinglloz/oq II &&ipOLIIStONAEVPLA5TICt Wing area550 oginAirfoils 506060 & S3021 Aspect ratio101Optional power 05- 15 Weight35 czRadio 2-nh reqd JAREL AIRCRAFT DESIGN & ENGINEERING 12136 Brat/dock Dr CuAer Ctty 0490230 E IN THE USA [310390-1348ELEcTRIc cONVERSION SHOWN C1-WAPSENSATTflN GENERIX PO Box 262035 Tantps FL 33615 ORDERS ONLY 800-645-KITS Tech Info 813-854-KITS tataCSFlying Wings Span5115-3oeng $SS&H Area 790 sq in69BATPLANE 4495$49Span44 Engine4052-40$7 5&H 559t3IzE TAIL GATOR 3500$7 5&HArea770 sq 5015-52Engine28-40 AT LAST Z-BEST ENGINE CLEANER An Eftecitne Htgh Tech Engtne Cleaner ________________ R/G Engines Rewones Burned-on Fuel Residue Encrusted Carbon Build-up Prow Inside Z-BEST Cleans Mufflers Toned Any Bane Metal Engine Outside Pipes aed Headers ]iidwst - ..Scruh&Leg Wont Haste Dincolor Metal Four Ounces will Clean 10-15 Engines Clean Engines Run Cooler Last Longert S2t8S&HCA825n15xDisiBY seed check moneyAIRBORNE BOBBIES order ask local3764 30th Si San Diego CA 92ii14 dealerMIC VISA hsEasTo5yy Safety Starter Safe one-push starting Recommended John Prestons Safety Comes First column ModelA vat/on Nov 90 Easy assemble battery starter $6495 Accomodates small 12-volt battery r sizes available Add $700 packaging shipping IUPS Texas residents add 825% sales tax Allow approximately two weeks delivery Satellite 45OIHughes Continued page 137 end-bell Install prop wiring harness holding motor together both hands have assistant operate microswitch start motor Rotate end-bell note position gives maximum rpm will fairly easy bracket location efficient location will giving maximum rpm least advance clockwise rotation Recharge battery repeat test few times validate results Done carefully will achieve highest starting rpm least rpm decrease during motor run Now know tachometer important Mark endbell center section can repeat setting Reinstall motor through-bolts possible threaded holes end-bell will align gap between magnets making impossible reinstall through-bolts end-bell new position worry needed drill tap new 2-56 holes endbell will worth effort Fit motor mounting plate install motor model Cut plate somewhat oversize Drill motor shaft gear-drive mounting holes plate attach plate motor motor brush axis will canted exact angle depending upon individual motor timing Slip motor nose cavity pressing plate against bulkhead Using nose bulkhead pattern trace outline back motor Win gDesigner FII jil Actual program plot plate Remove plate finish plate fastened model 2-56 screws T-nuts prop shaft may exactly centered nose small variations no consequence main purpose foam cowl keep dirt out gears fastened fuselage filament tape youve assembled components youve completed fuselage wing stab have conventional construction wont go much detail very important stab/rudder kept light have three weigh within four grams other target weight 12 oz stab too heavy center gravity CG will off can compensate placing -in shim behind motor mounting plate much better solution make stab light first place wing ribs can either t/s4n /32 balsa Note basswood inserts leading trailing edges center section original wing tended fracture just outboard wing saddle Adding basswood cured problem rest construction like original Pay attention called-out wing warps easy kill model washed-in right main panel flying surfaces can covered film will flutter under power due thick wing use clear Micafilm because light tough new lightweight Solarfilm might also good choice covering just about ready go flying First make sure CG corrector least close shown plan Initially shouldnt stab tilt Check wing warps time Reset iron needed model flies right & EditFoilc Control Line Free Flight Radio Control Soaring Scale EditFoil FEATURES Enter airfoil data pabtished tables Pnints data table Modil cosrect sunthee imperfections graphically on-screen. Modify chord thickness ratio WIngDesigw supplied 24 airfoils Plots sample 10 sib requires l8ingDeslgner. programs written wpecifwally model aircraft design NOT modified general purpose CAl programs WinDnfrne FEATURESCOMPUTER SYSTEM REOUIREMENTS Allows dOerent root r&o airfoils Plots ALL snansition ribsIBM 100% compatIble 286 386 486 cpu Plots ribs ALL spar slots correct rice andporltlon. Math co-processor desirable NOrrequiced Plots nibs sheeting Positionjlsil pwxiol length spam IS Maximum1424 SVGA COLOR graphics display~ Adds extra nibs ends ailerons flaps Itib DOS version 31 higher Position up 8 extra nibs panel Rib #2 exampte1/2 meg hard disk space 512kb RAM inch rib building accuracy3-1/2 floppy drive 5-1/4 diskette available LocatesJig-rod holesDot matnix 9 24 pin laser printer PRO version * USER FR IENDLY GRAPHICAL INTERFACEcan oulpul los pen plotter I4PGL format COLOR *QUICK EASY LEARN ITED TIME INTRODUCTORY PRICE *ACCUP4TE PROFESSIONAL RESULEditFoil$ 5995 WingDesigner$ 7995 withEditFoil.S12995 E YOUR DESIGN ON-SCREENWrngDealgnerPRO 95 withEdtFoil.516995 *11 7Illinois residents add 8% stats sales tax Add $350 Shipping & Handling Parcel Post & Microy stems P0 Box 8367 Bartlett IL 601 03-8367 send $100 a#10 SAsE information Dealer ondfliarribaror inquiri en inn red 140 Model Aviation 4Flight Shop Tool Chest Eight felt-lined drawers large top compartment provide 1000 sq inches safe spacious storage important tools supplies entire chest locks turn key easy carry its brass-plated handles beautiful solid oak/oak veneer exterior order now S16995 during special offer Use MasterCard Visa send check money order completely satisfied return within 30 days refund SAVE $60 $230 Retail & handling CAres add $1232 sales taa CIntigulus US Only Sn COD shipmentll qjasslc Chests 805 543-9363 PG Box 541 San Luls Ohlspo CR93406 MA122 turn both under power glide Transition accomplished applying glide rudder about two seconds before end motor run drops nose starts model flat turn Set timer function sequence occurs Lock rudder tab zero deflection using both adjusting screws Hand-glide model should go straight ahead flat glide trace stall Adjust rudder tab stab incidence until achieved Before attempting powered flight check see rear stabilizer location key slides smoothly out fuselage groove Any side pressure may cause stab hang up partially tilt will result spiral-dive DTeffective hard live Shim leading edge stab contacts fence until key aligns perfectly fuselage slot first powered flights made autorudder DT set activate immediately after end motor run Set timer about 4-sec motor run Charge battery fully discharge running motor 30 seconds Recharge repeat discharge recharge again important battery fully activated before making adjustments Launch model nearly vertical slightly right wind right wing down induce turn Gradually lengthen motor run making incidence rudder corrections needed Always fully recharge battery between flights DT immediately upon termination motor run No autorudder use during phase Once get nice steep spiral climb can start working glide Set glide rudder three turns differential power setting Let motor run 15 20 seconds get model high enough avoid disaster setting way off DT about 10 seconds glide nose-down stalling glide can corrected shifting CG takes about three turns differential between power glide tab settings get good transition find results too-tight glide circle just counter little opposite stab tilt easy wasnt seven-cell Class B version flies quite bit faster six-cell Class will take caution making power rudder adjustments Now need place show off Since Gas fliers dont believe Electrics can fly much less fly well should able get ailow Gas competition club contests Fly six-cell version against Class Gassies seven-cell version against Class B start reducing motor run have attentionand respect Youre aiso ready USFFC Nats competitions Go Some words about safety Notice have included fuse on-off switch wiring makes uneasy just add absence either has problem reason using connection represents voltage loss wiring complication Use silicone rubber insulate microswitch connections possible shorting spring propeller will fold forward unless make small modification prevent cant believe shaking motor starts propeller folded forward Make 12 X 17/s-in aluminum strip drill center go over prop shaft Place shaft under prop hub Youll have bend tips strip rearward prop will proper MODEL ENGINES Volume 1 Most Complete Video Model Engines Ever Produced journey begins family model powerplants rubber power latest turbojet Volume 1 becomes invaluable source theory tips covering aspect 2 stroke engine selection installation operation care Engine tuning simplified Sound reduction techniques Fuel facts secrets revealed Repairs maintenance demonstrated Propeller theory selection Get out investmentl Graphics animation quality live footage make video unlike other available modelers difficult concents easy understand presented way Hobby Supply South$2495 5060 Glade RoadPasiage paid coniinentai US Acworth GA 3010 1OA residenis add 5% snies tax 404-974-0843Oxaler inqairies invited Na disiriburars please December 1992 141 OUR REV-UP INVENTORY AVERAGES OVER 9000 PROPS PROMPT SHIPMENT ON VISA4MC SPECIALIST IN CUSTOM COX TEE DEE & REED ENGINES 020S 049S 051S 074S & 09S ALL CUSTOM & STOCK PARTS INDIVIDUALLY RACING WHEELS KLOTZ OIL CARBON FIBER SOLID LINES ALL KINDS OF TUBING THREE BRANDS OF GLOW PLUGS HARD-TO-FIND HARDWARE OLD TIMER SUPPLIES COILS CONDENSERS NGK & STrIT SPARK PLUGS SILK 8 COLORS QUALITY DOPE BRUSHES 5 & 7 LOOP 114 RUBBERBANDS TRANSISTOR IGNITION SYSTEMS RESISTOR HIGH TENSION LEADS 1/2A TEXACO PLAYBOY SR KIT 1I2A TEXACO ENGINES & PARTS KSB & IGNITION TIMERS RUBBER POWER KITS PROPS TISSUE AND OTHER SUPPLIES CYANOACRYLATES & EPOXIES ORDER BY MAIL OR PHONE 619 728-4365 SORRY NO COD VISA & MASTERCARD WELCOME MINIMUM MERCHANDISE ORDER $1000 SHIPPING HANDLING AND INSURANCE FEE $350 STOCK ORDERS SHIPPED WITHIN 24 HRS NEW FAI TAN RUBBER 1/4 3/16 1/8 thick 1 lb box- $1475includes4ozSlickLube $1375 no lube k costs $175 10 lb box $11000 UPS Deliveredi Postpaid US via UPS Cal ree add 6% sales tax Made USA Slow cure conaistant qualIty Ask FAI-TAN 89/90 catalog lists 100 FF kIts CROCKET HOOKS NOW MADE BY FAI SEND8150FAI Model Supply FORpa Baa gs344c1casas CATALOGranaNcecaiasacansacsa, TEL 213 83a8939 r APC PROPELLERS Sound Supression Design High Thrust Efficiency Long Fiber Advanced Composite Material Proven Performance US Masters US Nationals Canadian Nationals World Championships SPORTS SIZES 57x36x27x345678910$159 8x456789lO$179 9x4567891O$199 95x 45 10x3 45678910$229 11x3456789$249 115x 412 x 678$289 13x6$425 REVERSE PITCH PUSHER 9x610x67Bll x67$395 COMPETITION 63 x4 65x 37 7Bx 4679 x 65 85 95x 65N 7N 75N 8N 85N 1O5x 45$395 lix 10 11 12 12W 13 14 12x99W 1010W 11 uN 11512 12N 125 13 13N 14 125x9 101111512 125 1313 x 910 $795 135x 91012513314 14x 68101213 13514 144x 1051213 145x 14N 15 x 8 10111216x81012 $1295 MULTIBLADE onenl Propeller Systems 2-blade18x8 1012$2200 20x8 12 14$2500 22x810121416$3100 24x10 12 14 16$3000 3-Blade17x10 18x1119x11$3300 20x11121421x12$3700 22x10 12 14 16$4600 24x10121416$5500 Multi Blade Hubs2-Blade 18-19 dia$3000 2-Blade 20-21 dia$3500 2-Blade 22 dia$4000 2-Blade 24 dia$6000 3-Blade 17-19 dia$4500 3-Blade 20-21 dia$5500 3-Blade 22 dia$6500 3-Blade 24 dia$9000 Contact local hobby dealer first doesnt have whet need order direct 918-681-8515 Manufactured Landing Pyoducts PO Box 938 Knights Landing CA 95645 position preventing prop folding forward may have instance motor starts blades rearward catches pylon stops motor temptation release blade launch model Dont locked rotor current very high microswitch may damaged motor gets stopped switch contacts may either lose snap weld themselves together either case its bad news motor does shut off glide rudder kicks model powers ground death-spiral Always test switch after motor stoppage Good luck An SASE will get prompt reply questions Don Hughes 8383 Zancanaro Ct Citrus Heights CA 95610 telephone 916 723-1882 ng Fun/Mathews Continued page 42 twin SuperTigre 3000-powered P-38 veer off wildly right takeoff recovery over pits next flight model veered crashed parked van Now know sure problem didnt lie design Ive seen several others kit source fly extremely well Ive corresponding John Deden Missouri City Texas about true flatbottomed-airfoil 1 940s free flight design recalls Can anyone help remember its name also mentioned having flown B-25s P-38s indeed building model P-38 related fly-in mishap responded following drilled drilled during flight training critical low speeds such takeoff landing never try picking up low wing aileron Use hard-over rudder first foremost As matter precise fact preferred use rudder Seems 38s dihedral rudder induces recovering roll whereas ailerons just make things worse full-sized P-38 rudder deflections 300 way can vouch results morning Italy took off engine quit just about 50 100 ft off runway carrying two 165-gal drop tanks. training led immediately jam hard rudder push yoke away As wing came up fed some correcting aileron super-scary part just low wing got nearly level darned Allison came back full bore So off went other direction repeated several times until could get both engines calmed down bit Im convinced followed procedures drilled head used ailerons Id have survived. 1 proceeded normal emergency landing Since larger models fly much like full-scale prototypes Id think Johns input could useful building P-38 modelsor B-25s matter Stay off ailerons engine gasps takeoff landinguse rudders Neat stuff basic laws modeling seems difficult two parts hold position likely CyA bottle clogged Agree Well golly long last better D & J ELECTRONICS 900 Lucy Road Howell Michigan 48843 517-546-2644 Service & Repairs Most Radio Control Systems Utilizing Calibrated Test Equipment & Spectrum Analyzer Endorsed AMA/RCMA Sticker Station #105 Futaba Airtronics JR Ace HiTec Tower Cirrus World Engines & WE USE GENUINE FACTORY REPLACEMENT PARTS Complete 1991 Narrow Banding & Upgrades RCD / HITEC R/C DEALER Carry Full Line RCD RXs & Products Upgrading. ASK ABOUT THE NEW HOT FOCUS SERIES RADIO CONTROL SYSTEMS FCC Licensed Speed Control Repairs Quality Service Fast Turn Around Shipping & Insurance ExtraUPSU S Mail VISA / MASTERCARD & DISCOVER WELCOMED AMA #256123ARRLWB8YSQ 142 Model Aviation