NO OCR TEXT NO OCR TEXT nese pictures snowiwo uinereni cnuie pous usco authors Snapshot 2 planeand two locations forthe chutist case pod should sanded smooth prevent fabric snags chutist 72 MHz model 53 MHz close proximity receivers has caused interferencewhile some same-band combinations have troublesome regard photo right authors wife Dawn can seen mirror fuselage allows camera look rearward pilot has quick shutter close-ups releases can hand transmitter kids may have climb ing trees cant actually crash asked wanted name little guy Immediately replied Christo pher Boy fast Christo pher asked watching TV interview Christopher Reeve played role Superman flies too Chris could talk could just imagine comments first jump rained day before hung wing pod face right over large balloon tires Im sure hoping run through puddles takeoff Snapshot 2 cleared puddles took Chris altitude just minute Guessing best could wind speed direction called Dawn release chute few seconds Chris riding overhead toward trees behind us wind strong Chris could pene trate steering lines much too short trailing edge chute too far down would flairing land would simple matter correct next flight could get Chris down within reach Chuck Thomas Left Luthertests new red-and-white patriotic chute inflating lightwind Photo JudyOckert Inventorof parafoil design Domina Jalbert built first fabric wings ss kitelater adapated parachute use Right Flying parachutist windy day often results long walk retrieval photo shows Dawn Hux about retrieve Chris taking step Best learning calm days team manager took over controls began steer along edge tree line Bruce Robertson ran after chutist dodging number puddles field Fortunately Bruce below Chris Chris landed Bruce up top shoes water Chris would have up servos chute performed better adjust ments made turns very slow Later cut two gores chute increased Chris weight get forward speed better wind penetration will see photos chute both seven five gores steering lines removed hands run through wire loops hands attached main harness leverage change along increased weight provided very quick turn response Chris usually rode Snapshot 2 liftticket first year existence has since aboard other modelssuch Ralph Heaths Quarter Scale J-3 Cub made jumps look very realistic Ken doll rides pilot J-3 Ken dolls look little skinny compared Chris Unfortunately day came Chris jumping fun jump save himself Just Cub reached drop zone area pilot alerted us controls right called Dawn release immediately Chris safely way Cubs engine went idle batteries gave out Cub circled Chris way down Cub missed Chris almost level during approach left wing tip caught Cub cartwheeled later repaired now used air shows Since Snapshot 2 camera plane couldnt resist opportunity take photos Chris leaving plane camera usually views out wingtip added first-surface mirror allow camera view past tail section Chris camera mirror aboard takeoff roll unusually long Snapshot 2 did job captured exit shot Chris chute just starting open easy flying practice have used parafoil chute wings made ParaCraft kite lift Chris about 200 feet Since no airplane fly land Dawn can concentrate just flying Chris Keep mind landing Chris target like making good dead-stick landing spent afternoon Manassas flying field reserved non-powered models using kite lift Four Sailplane pilots Larry Parks Ray Vierling Bob Engelmann Bud Welser helped relaunching flying kite could get close look different type glider Usually Dawn can land Chris right want Sometimes set him right transmitter several shows strong thermal kept Chris up nearly five minutes added unexpected drift descent Needless say flights nowhere near target Dont discouraged own chutist gets blown away occasion long flights surprising since have weight smoke cart ridge extra battery fire have included smoke system article simple system cartridges expensive miniature firing system difficult smoke often stains chute air show Leesburg Airport right after jump team demonstration Dawn landed Chris just way seen parachutist land earlier picked up Chris held him up Dawn could operate arms wave audience Thats great teenager yelled out Now lets see him pick up chute walk back Pick name jumper lets start building him plan give much detail sewing chute can think January 198325 four pictures plus another next page showthe sequence packing parachute Top Left First hang chute upside down allow panels hang evenly between ribs place chute its side ss shown drawing Gather lines column far up chute possible excess line longer lines should placed loosely over center ribs Top Right Fold bottom half ribs up overtop half enclosing loose lines fold Above Left Begin chute leading edge about 3-in folds zig-zag pattern producIng nearly square pack Rule Folds must alternate never fold once direction Above Right lines will exit fold Open pack next fold before after lines fold remainkng lines until head chutist against pack Close pack its original shape Attention details will help assure RC parachutist doesnt craeh cant talk seamstress helping will still have good chance success Please read instructions before starting phase construction start chutist must first select suitable radio receiver must small battery around 100 mil servos large heavy-duty type Because long servo arms cannot recommend minia ture servos transmitter must have two vertical sticks arm chutist Most two-channel transmitters have rotating sticks Lay out radio parts over plans decide adjustments must made equipment fit Assemble 1/32 plywood box after cutting out openings switch servo shafts Trim mounting tabs servo cases Dont worry about ruining servos can order replacement cases use servos another project Check rotation servos before installation chutist face-down table can see servo shafts left servo should rotate counterclockwise transmitter stick throttle position moved full- low-throttle position right servo right arm should rotate clockwise elevator control stick moved down up elevator position Pulling sticks toward should lower arms transmitter must modified spring-load sticks toward top case could just remove springs manually move sticks re turned position springs simple install Cut plugs servo cables route servo wires through new hole case facing battery area Solder plugs minimum amount wire required job body too confined exces sive wire Use silicon glue hold servos place put glue back area box Just glue area touching sides servos will let cut servos loose repairs inserting X-Acto blade between box servo case have no problems getting servos out needed receiver wedged foam held place switch charge plug battery fit too tight remove plastic case wrap cells tape silicon-glue place Dont put glue over battery vents hole Paint detail jumpers head dry mount plywood body Bend support wires Drill hole bulkhead notch shoulders figure head support wire will fit flush body epoxy wires place Cut four leg patterns muslin fabric bed sheets Stitch together make two leg stockings turn right-side-out Push plywood footprint shoe area flatten like shoe sole stuff leg strips old nylon stockings until legs firm Dont worry about weight chutists will too light will require clay ballast Stitch two legs together crotch test fit body Adjust gather needed whiteglue body Color boots black Magic Marker Cut two arms 3/32-in nylon sheet Bend arms shown drawings follows Place arms edge table forearm over edge just above elbows Heat MonoKote heat gun until pliable Bend just beyond desired angle hold until cool White stress marks means youre bending nylon before its hot enough Check matching angles Without bend chutist ap pears unnatural Drill hole hands wire slide slide allows double distance pull steering lines Cut holes servo wheel shafts Obtain large servo wheels avail able radio system Lightly sand bottom servo wheel shoulder area arms Place arms wheels wheels servo shafts Turn radio move control sticks trims toward top transmitter case arms raised 1- V 00 U2 2t 2 I0C4/ W20 2000V4a -7 -z0 22 00 12 20Zo 02 C position arms raised mark position wheel nylon arm can remove Hot-Stuff arms wheels proper position Dont attempt directly servo may glue shaft Test operaton left stick should lower left arm pull stick 26 Model Aviation previous step packing chute left Tiat pack may have round tube put such Simply roll pack U-shape wili make nearly round Keep chutists head against pack siidethe chute tube Reach behind chutist push release bar until chutlat reiease tab Release pin wili snap place properly aligned Christopher way up another jump rascal seems like Ordinarily Dawn Hux files parachutist Luther mans airplane camera its fun something dIfferent models Full-Size Plans Available. Page 172 442 55-4 4 8 44 040 444 44 44 440 3 4 444 r5 424 585 852 44 888 85 M445 W0 8s 4il 88 8 45 448 8s45 558 8 24 475 8 J2444 485 050 Ia F 4-4 a- w z a 43 -0 1o 84445 54455 toward etc Follow drawings release sys tem push-out method allows attach remove chutist transmitter Very handy packing testing screws used bulkhead side landing gear straps carry weight epoxy screws place nylon control horn makes good release tab wire hook will also work will have drill own release hole nylon tab ones already too close edge Cut hole over-size easy movement release pin have release pieces place lightly Hot-Stuff nylon tubing guide place test RC release Adjust needed until release pin dis appears completely landing gear strap full-down arm movement release pin should go fully other strap arm up Adjust length wire position guide until release works correctly epoxy guide tube place sure edge arm will slip over under wire angle rides against arms edge balloon suit select washable fabric can hot-knife-cut such nylon Make cardboard templates suit pattern Shape point 25-watt soldering iron like blade shown drawings Practice cutting fabric before cutting suit pieces good practice youll need before cutting chute Fold stitch dart front panel Stitch two patterns together turn right-side-out Glue thin strips Velcro edge opening above dart Remove servo arms fit suit body Reposition servo arms temporarily make decision about suit fits before going further looks good actually bulky since balloon suit mark cutouts made Turn radio test easy movement arms Enlarge suit arms bind Locate switch charger plug support wires release pin servo screw open ings Mark location suit cutting hot knife suit removed Place cardboard inside suit prevent burning unwanted holes cut ting openings Try suit again Pull antenna through pants leg install servo screws through holes check other openings location Test operation satisfied begin decorating suit Dont attach harness suit off use Middy Braid sewing supplies harness Glue braid suit dont let glue get over place Glue main chute container back suit dont glue over servo screw access holes Glue front reserve chute choose use thousands decoration variations pick book copy Keep mind detail cannot seen across room let alone air make trim simple start chute must first order ripstop nylon best fabric work lightest available full-scale para chutes recommend uncoated fabric surplus parachutes can sewing nightmare However same recently-made coated fabric use also recommend ripstop used kites very stiff may open properly Stick real thing local parachute supply house purchased National Parachute Supply telephone 800-526-5946 Next locate good sewing machine possible knowledgeable helper will give much advice can case cannot get such assistance Use #9 #11 ball-point needle Test thread tension carefully light weight fabric according machine instruc Continued page 121 January 1983 27 8 445 5555 54 44 5 S S 04n S 54 S MNr4J LENOTh UNES -CAN 450CM TO DS WING STAB & FUSELAGE ~4*** IHOICE OF MODELERS II— StandardFuse-Jig $1000 Full House Wing jig $5995Wing & F use Jig Ajustojig CoR R 1 Box 673Noblesville lndana 46060317 877-2223 Whether consider yourself novice oran expert model builder A-i usto Jig will improve aircraft construc tion e valuable time bargain A-Justo-Jig holds major com ponents proper alignment entire unit will rotate 360 permit fit glue plank shape sand con venient position No messy glu ing over plans waiting dry before beginning opposite side. A-i usto-Jig will adjust rib former spacing lets build-in wing dihedral strong warp-free construction TO USE simple template rib indexing tool included locate drill holes rib alignment rods easy preparation takes approx 15 minutes average wing A-i usto-Jig builds em better Ask favorite hobby dealer Youll glad did arantee Propeller explosions incidents blades part company hub no means confined nylon props Judging accounts contained letters readers prop no matter what its material should regarded potential blade-thrower However would venture say number incidents blades separating com pared number props produced small Nevertheless no manufacturer volume product such prop can expected inspect 100% production few bad ones may reach shelves local hobby Store letter Bruce Devisser points out Bruce lucky defective prop broke tightening prop nut happened might well have caused injury much serious relates Using 4-way dogbone wrench started tighten prop nut new prop gripping blade left hand wrapped around thumb resting top prop hub blade hub suddenly separated rotation hub sharp splinters exposed tore one-inch gash thumb After first aid serious consideration cancelling flying day continued Very carefully attempted loosen prop nut anticipated other blade snapped off Careful inspection revealed remarkably clean break rear face first blade front splintered second blade appeared have some sort dry rot fungus inside blade Also grain ran perpendicu lar span blade Defective propeller betcha should have atleast observed grain problem conclude months column have safety tip David Anderson Bumsville MN Davids tip also concems avoiding injuries caused propellers Heres simple convenient safety device have using Twin City Radio Controllers field several years An old fuel jug filled gravel kept pit area starting engine jug placed front wing opposite enginestarter Should plane slip fliers grasp lurch forward plane will rotated away pilot preventing unwanted vasectomy jug also prevents plane creeping forward until ready taxied out runway photograph shows jug placed against wing Davids Vultee BT- 13 its fat fuselage hard hold hand would pleased publish other safety tips readers might have Have safe month John Preston 7012 Elvira Ct Falls Church VA 22042 Christopher/Hux Continued page27 tions Set stitch about eight stitches inch Use double-feed foot available Set needle position far right straight stitch work Cut templates patterns illustra tion board save work cut entire end template fabric pieces required trim off bottom end plate portion use template inside ribs Practice spare fabric get knack cutting hot blade strongly recommend make up list pieces cut before starting List color shape quantity make notes such ribs have holes side rib attach lines lines will outside rib ends Select dark color right end rib memor ize orientation flying cutting should done formica coated wallboard heavy aluminum foil prevent nylon bonding surface bonds too can easily removed sure cutting well ventilated area hot-knife Continued page 124 CON TROLINE FL YERS /Well Help get Contralino. 4etco%~ SHARK 15 Fo m ed meonyap ceReduc ononJeco Conto neK 5 aatoyd ect oyou Send25 o Stamped/AddresatfEnvelop6 THE CA ZAIC co INC 883 Lexington Ave Dept CL Brooklyn New York 11221 OEft6N 1/4SCALE SEMI KIT139001 CALE COMPLETEKIT.199OO 1/3SCALE SEMI KIT16900 PLEASE ADD $750 FOR SSIIPI114C 1/3 SCALE COMPLETE KIT. 22900 s/4 SCALE SPAN 80 WEIGHT 20# ENGINE QIJADRA 1/3 SCALE SPAN 106 WEIGHT 28# ENGINE QUADRA SEMI KITS cONTAIN SAWED AND SANDED FORMERS WALL WINO RIBS TIRE RUDDER AND STAB OUTLIN SIZE PLANG COMPLETE KITS CONTAIN THE ABOVE PANTS L PINE AND BALSA STRIP WOOD HABOWANE SEND $1 00 FOR OUR COMPLETE CATALOG PHONE t419 599-2121 January 1983 121 S PERFECT COVERING MATERIAL FOR LARGE R/C MODELS 18 oz/sq yd Shrinkable Easy apply Extremely strong Dope doesnt run thmugh like silk 86 WId lyd SEES 3yds51750 5yds52750 ORDER DIRECT Add $100 Handling t Ian 2 rlenadal JERRY NELSON & COMPANY 35l0 San Maeo Nvda 53555 7023220664 Kits Epoxglass Mr Gs Products & Supply 1010 Gratiot ox 111 Marysyille Michigan 80O 1-31 3-36-S375 N Nick Zirolis GIANT RIC SCALE PLAN DESIGNS 2 Cu size Engines AT-6 TEXAN24 I101 Spon$5700ppUSA FOEKOR DR-I27 163 TIpe$2500ppUSA POP BEARCAT24 106 Spon$2700ppUSA CURTISS P-4E2 19C Spon$2700ppUSA FAU CORSAIR2193 Spon$2700ppUSA Fiberglass Cowlings & Canopies available also Send stamp tar detailed broorrores nor Giant Scale Avoessorres Oar Plans sent Postpaid railbin toe UbAl 6 . UT SCALE MODELS ZERO PIETENPOL PIPER CUB ANDRESON MUSTANGLACEY M-1O jjrPowerdSPORT MODELS PRAIRIE BIRD 4 $595 Kits $595 MILES M18 DRUINE COUGAR GIPSY MOTH GANAGOBIE BABY ACE$649 ONE NITE 28$695 ONE NITE 16$595 STRINGLESS$495 PECK ROG$195 RADIO BLIMPS CONTROLLED II and 13 FOOT LONGKITS OR READY TO FLY NOW IN THREE COLORS GRAY ORANGE YELLOW LOW PRICES HARD TO FIND ITEMS CATALOG $100 DAAk.D*AhflS*AE PHONE 610 4424636 5~nonWnnnfnor 619 469-8675 W BOX 2498 -MA LA MESA CA 92041 stopher cont point must kept Clean tO cut effectively Since edges hot-knife-cut no need hemming However leading edges ribs panels hemmed strengthen Next use thick white glue like SoBo Grrrip attach nylon line ribs substitute another line squidding line resists tangles best set sewing machine zig-zag sew lines ribs As shown drawing zig goes through line zag through fabric Pull threads start first few stitches help start line thickness through prevent tension loss attach lines straight stitch will pucker badly Tie knots threads both ends stitch knot very important attach trailing edge TE lines until assembly complete Once lines attached leading edge LE hemmed can begin sewing pieces together see numbers front view sketch stitching begins LE ensure alignment First straight-stitch top long panels together correct color sequence Second attach ribs top panel seams shown front view drawing Third begin end attach bottom short panels rib base Start end panel work across other end have difficulty aligning three layers fabric inner ribs reset machine six stitches inch attach panel side rib first attach other panel Return eight stitches per inch end ribs two layers Use chalk marker show edge end panel attached end ribs Lastly chalk mark TE ribs end mark straightedge aligned along marks stitch described next paragraph line close TE Hot-knife-cut -in stitch improve forward speed can vent gore TE Simply leave oneinch-long section center gore unstitched air can pass through TE Layers fabric will bond hot-knifecut will need separate fabric edges behind sewing gap complete air passageway Now attach short steering lines TE third line end over yard long trimmed after rigging Glue inch steering line parallel TE stitch place Lay chute its top assemble steering lines shown small sketch Bind lightly thread wait glue until completed chute ready alignment Lay chute its side over plans aligning ribs rib pattern Weight chute down books Assemble half lines harness Control Line clip small Perfect Brand Bind thread glue Thread steering lines through hand slides act pulleys attach clips Deflect TE attached steering lines about inch closer chutist center TE lines attached main harness over comes dead throw created round edge chute inflated Go outside light steady wind run through house have room see chute has extra-tight extraloose lines single loose line should tightened single tight line should lengthened particularly true steering lines Let majority rule change odd tension line lines appear glue steering line joint trim excess line except steering lines hands tucked inside suit until jump-tested chute hanging upside-down servo arms should able raise TE up LE Theres item build before jump-tb st pod can hundred differ ent shapes long tube holds packed chute snugly board strong enough support weight used Lite Ply board Thermos bottle nylon liner tube can use tubing LEggs hose egg nose cone get idea use whatever will fit plane whatever have handy Dont allow edges can snag lines cut fabric install 1 24 Model Aviation Lake Buccaneer$26000 Grumman Widgeon$30000 EIIELISIUIIJ BALRNLL VI ALL UII1ELIIUN Heres eQuipment need give props 100 very nest balancebalance directions Carefully crafted top grade materials BUBBLE BALANCER accomodates 3/161/4 9/32 prop holes Other sizes availahiR special order Dealers ovited $1695 Add $150 lotHOWARD B HUEBI SEPT ASS postage handing kt Mion add 4% sales 101 No COIls Ron 82 Rn 8 Mnkato MN 56001 PRY 5 Catalina$AOO00 Hepubkc seabee5195U release tab too near TE could make some models tail-heavy pod attached rubberbands nylon bolts can used Install blocks bottom wing curved strip ailerons add blocks allow space aileron throw Follow photo sequence packing Test release over bed Since chutist exits plane about 450 should hold nose pod up 450 simulation hold pod level Since no slipstream chutist will exit straight down may damage fabric edge tube actual flight exit will smooth silk Work out malfunctions before trying model choose test chute building pack chute Launch chute already open Select calm day can interpret what happening should able complete full 3600 turn about 100 feet less Two things will make turns slow too little weight TE deflected enough turns chutist underweight will float turn slowly fail penetrate headwind best chutist can hold its ground position 10 mph wind turns too fast straight flight too tricky reduce weight lengthen steering lines first real jump choose calm day Spotting jump point takes practice amount wind problem becomes difficult Release about 300 feet upwind plane about 450 elevation Pull transmitter sticks back immediately release hold sticks down will increase strain servos chute opens Try have arms up position opens occurs about 15 feet behind model best have model ttle sure model choose has stab chutist will clear Also beware antenna wires counter balances stab other items could snag chute lines Stay off controls first Like wing chute will show up warps its glide Adjust lines overcome test steering pulling control stick direction want chutist going overhead turn wind try hold position chutist dropping front turn downwind increase speed toward making dead-stick landing Hitting target takes practice chutist rolls landing lines tangled study carefully usually takes two moves straighten out Ive hung Chris over car antenna over bee nest Lets hope landings will good ones have much fun learning jump weve 9 STUN LKi 4/C MODEL SPONSORED BY REDWOOD MODELERS MARCH 4-51983 EL RANCHO-TROPICANA SANTA ROSA CALIF SHOW HOURS SAT 10-6 SUN 10-4 EUAA REGISTRATION 9am TO 2 pm SATURDAY DEMONSTRATIONS MANUFACTURERS SPLAYS RETAIL WELCOME RW#S LATEST R/C ENGINES- KITS AccESSoRIES-TOOLS AUCTI ON Ip SUNtY-BRINGALLvUR OLD STUPPJ WDS TO 3rd PLACE ALL CATAGORIES OFF RAMP ARDS BANQUET DINNER 730 pun SAT ADMISSION $2OOUNDER 12 FREE S F SO MILES Radio Technique/Myers Continued page 29 flying done part-throttle See going help more people get Heli copters Another possibility exists Servo Gard manufactured RF Enterprises 106 North Main Street Arlington OH 45814 @ $3795 postpaid can several things 1 Shut throttle down preset value flight pack battery voltage drops below some preset number about 46 VDCyou can set throttle shutdown point value lets chopper descend comfortable rate still under control other control channels 2 Shut down throttle same point described previous item after loss control pulses receiverifthe rest ofthe system actually functioning properly can bring engine speed up again pulses resume Now two fine battery wire breaks Servo Gard cant anything can fixed minor modifica tion addition standby battery pack see sketch 3 modifications total primary battery failure will still cause Throttle servo run preset value chopper will descend no other controls func tioning crash Sure maybe severe totally-out-of-control situation think descent under power somewhat less likely destroy Helicopter would total stoppage engine depends hits wherever has superior flyaway whatever would follow after total battery system failure Having warning shutdown occur before battery exhaus tion makes system unflyable strikes DOUG BOUCHER 506 EL DORADO CT SANTA ROSACAL 95401 107-528-0264 or 107-539-3373 off cant ship until get ur order Choose design red R black B royal blue fD sky blue 5 caps fits Only $6 postpaid 4 $20 Christen Eagle BCE Corsair BF4Fortress B17 Lightning B38Liberator B24 Warhawk B40Mitchell BZS Mustang B51Superfortress B29 Spitfire BSPPhantom BP4 Sabre B86Tomcat B14 Dozens catalog send SASE Send check money order FIightIine Shirts Etc Department MA 1781 Johnmark Circle Grants Pass OR 97526 Name Address City State ZipDesignCap Color January 1983 125
Edition: Model Aviation - 1983/01
Page Numbers: 22, 23, 24, 25, 26, 27, 121, 124, 125
NO OCR TEXT NO OCR TEXT nese pictures snowiwo uinereni cnuie pous usco authors Snapshot 2 planeand two locations forthe chutist case pod should sanded smooth prevent fabric snags chutist 72 MHz model 53 MHz close proximity receivers has caused interferencewhile some same-band combinations have troublesome regard photo right authors wife Dawn can seen mirror fuselage allows camera look rearward pilot has quick shutter close-ups releases can hand transmitter kids may have climb ing trees cant actually crash asked wanted name little guy Immediately replied Christo pher Boy fast Christo pher asked watching TV interview Christopher Reeve played role Superman flies too Chris could talk could just imagine comments first jump rained day before hung wing pod face right over large balloon tires Im sure hoping run through puddles takeoff Snapshot 2 cleared puddles took Chris altitude just minute Guessing best could wind speed direction called Dawn release chute few seconds Chris riding overhead toward trees behind us wind strong Chris could pene trate steering lines much too short trailing edge chute too far down would flairing land would simple matter correct next flight could get Chris down within reach Chuck Thomas Left Luthertests new red-and-white patriotic chute inflating lightwind Photo JudyOckert Inventorof parafoil design Domina Jalbert built first fabric wings ss kitelater adapated parachute use Right Flying parachutist windy day often results long walk retrieval photo shows Dawn Hux about retrieve Chris taking step Best learning calm days team manager took over controls began steer along edge tree line Bruce Robertson ran after chutist dodging number puddles field Fortunately Bruce below Chris Chris landed Bruce up top shoes water Chris would have up servos chute performed better adjust ments made turns very slow Later cut two gores chute increased Chris weight get forward speed better wind penetration will see photos chute both seven five gores steering lines removed hands run through wire loops hands attached main harness leverage change along increased weight provided very quick turn response Chris usually rode Snapshot 2 liftticket first year existence has since aboard other modelssuch Ralph Heaths Quarter Scale J-3 Cub made jumps look very realistic Ken doll rides pilot J-3 Ken dolls look little skinny compared Chris Unfortunately day came Chris jumping fun jump save himself Just Cub reached drop zone area pilot alerted us controls right called Dawn release immediately Chris safely way Cubs engine went idle batteries gave out Cub circled Chris way down Cub missed Chris almost level during approach left wing tip caught Cub cartwheeled later repaired now used air shows Since Snapshot 2 camera plane couldnt resist opportunity take photos Chris leaving plane camera usually views out wingtip added first-surface mirror allow camera view past tail section Chris camera mirror aboard takeoff roll unusually long Snapshot 2 did job captured exit shot Chris chute just starting open easy flying practice have used parafoil chute wings made ParaCraft kite lift Chris about 200 feet Since no airplane fly land Dawn can concentrate just flying Chris Keep mind landing Chris target like making good dead-stick landing spent afternoon Manassas flying field reserved non-powered models using kite lift Four Sailplane pilots Larry Parks Ray Vierling Bob Engelmann Bud Welser helped relaunching flying kite could get close look different type glider Usually Dawn can land Chris right want Sometimes set him right transmitter several shows strong thermal kept Chris up nearly five minutes added unexpected drift descent Needless say flights nowhere near target Dont discouraged own chutist gets blown away occasion long flights surprising since have weight smoke cart ridge extra battery fire have included smoke system article simple system cartridges expensive miniature firing system difficult smoke often stains chute air show Leesburg Airport right after jump team demonstration Dawn landed Chris just way seen parachutist land earlier picked up Chris held him up Dawn could operate arms wave audience Thats great teenager yelled out Now lets see him pick up chute walk back Pick name jumper lets start building him plan give much detail sewing chute can think January 198325 four pictures plus another next page showthe sequence packing parachute Top Left First hang chute upside down allow panels hang evenly between ribs place chute its side ss shown drawing Gather lines column far up chute possible excess line longer lines should placed loosely over center ribs Top Right Fold bottom half ribs up overtop half enclosing loose lines fold Above Left Begin chute leading edge about 3-in folds zig-zag pattern producIng nearly square pack Rule Folds must alternate never fold once direction Above Right lines will exit fold Open pack next fold before after lines fold remainkng lines until head chutist against pack Close pack its original shape Attention details will help assure RC parachutist doesnt craeh cant talk seamstress helping will still have good chance success Please read instructions before starting phase construction start chutist must first select suitable radio receiver must small battery around 100 mil servos large heavy-duty type Because long servo arms cannot recommend minia ture servos transmitter must have two vertical sticks arm chutist Most two-channel transmitters have rotating sticks Lay out radio parts over plans decide adjustments must made equipment fit Assemble 1/32 plywood box after cutting out openings switch servo shafts Trim mounting tabs servo cases Dont worry about ruining servos can order replacement cases use servos another project Check rotation servos before installation chutist face-down table can see servo shafts left servo should rotate counterclockwise transmitter stick throttle position moved full- low-throttle position right servo right arm should rotate clockwise elevator control stick moved down up elevator position Pulling sticks toward should lower arms transmitter must modified spring-load sticks toward top case could just remove springs manually move sticks re turned position springs simple install Cut plugs servo cables route servo wires through new hole case facing battery area Solder plugs minimum amount wire required job body too confined exces sive wire Use silicon glue hold servos place put glue back area box Just glue area touching sides servos will let cut servos loose repairs inserting X-Acto blade between box servo case have no problems getting servos out needed receiver wedged foam held place switch charge plug battery fit too tight remove plastic case wrap cells tape silicon-glue place Dont put glue over battery vents hole Paint detail jumpers head dry mount plywood body Bend support wires Drill hole bulkhead notch shoulders figure head support wire will fit flush body epoxy wires place Cut four leg patterns muslin fabric bed sheets Stitch together make two leg stockings turn right-side-out Push plywood footprint shoe area flatten like shoe sole stuff leg strips old nylon stockings until legs firm Dont worry about weight chutists will too light will require clay ballast Stitch two legs together crotch test fit body Adjust gather needed whiteglue body Color boots black Magic Marker Cut two arms 3/32-in nylon sheet Bend arms shown drawings follows Place arms edge table forearm over edge just above elbows Heat MonoKote heat gun until pliable Bend just beyond desired angle hold until cool White stress marks means youre bending nylon before its hot enough Check matching angles Without bend chutist ap pears unnatural Drill hole hands wire slide slide allows double distance pull steering lines Cut holes servo wheel shafts Obtain large servo wheels avail able radio system Lightly sand bottom servo wheel shoulder area arms Place arms wheels wheels servo shafts Turn radio move control sticks trims toward top transmitter case arms raised 1- V 00 U2 2t 2 I0C4/ W20 2000V4a -7 -z0 22 00 12 20Zo 02 C position arms raised mark position wheel nylon arm can remove Hot-Stuff arms wheels proper position Dont attempt directly servo may glue shaft Test operaton left stick should lower left arm pull stick 26 Model Aviation previous step packing chute left Tiat pack may have round tube put such Simply roll pack U-shape wili make nearly round Keep chutists head against pack siidethe chute tube Reach behind chutist push release bar until chutlat reiease tab Release pin wili snap place properly aligned Christopher way up another jump rascal seems like Ordinarily Dawn Hux files parachutist Luther mans airplane camera its fun something dIfferent models Full-Size Plans Available. Page 172 442 55-4 4 8 44 040 444 44 44 440 3 4 444 r5 424 585 852 44 888 85 M445 W0 8s 4il 88 8 45 448 8s45 558 8 24 475 8 J2444 485 050 Ia F 4-4 a- w z a 43 -0 1o 84445 54455 toward etc Follow drawings release sys tem push-out method allows attach remove chutist transmitter Very handy packing testing screws used bulkhead side landing gear straps carry weight epoxy screws place nylon control horn makes good release tab wire hook will also work will have drill own release hole nylon tab ones already too close edge Cut hole over-size easy movement release pin have release pieces place lightly Hot-Stuff nylon tubing guide place test RC release Adjust needed until release pin dis appears completely landing gear strap full-down arm movement release pin should go fully other strap arm up Adjust length wire position guide until release works correctly epoxy guide tube place sure edge arm will slip over under wire angle rides against arms edge balloon suit select washable fabric can hot-knife-cut such nylon Make cardboard templates suit pattern Shape point 25-watt soldering iron like blade shown drawings Practice cutting fabric before cutting suit pieces good practice youll need before cutting chute Fold stitch dart front panel Stitch two patterns together turn right-side-out Glue thin strips Velcro edge opening above dart Remove servo arms fit suit body Reposition servo arms temporarily make decision about suit fits before going further looks good actually bulky since balloon suit mark cutouts made Turn radio test easy movement arms Enlarge suit arms bind Locate switch charger plug support wires release pin servo screw open ings Mark location suit cutting hot knife suit removed Place cardboard inside suit prevent burning unwanted holes cut ting openings Try suit again Pull antenna through pants leg install servo screws through holes check other openings location Test operation satisfied begin decorating suit Dont attach harness suit off use Middy Braid sewing supplies harness Glue braid suit dont let glue get over place Glue main chute container back suit dont glue over servo screw access holes Glue front reserve chute choose use thousands decoration variations pick book copy Keep mind detail cannot seen across room let alone air make trim simple start chute must first order ripstop nylon best fabric work lightest available full-scale para chutes recommend uncoated fabric surplus parachutes can sewing nightmare However same recently-made coated fabric use also recommend ripstop used kites very stiff may open properly Stick real thing local parachute supply house purchased National Parachute Supply telephone 800-526-5946 Next locate good sewing machine possible knowledgeable helper will give much advice can case cannot get such assistance Use #9 #11 ball-point needle Test thread tension carefully light weight fabric according machine instruc Continued page 121 January 1983 27 8 445 5555 54 44 5 S S 04n S 54 S MNr4J LENOTh UNES -CAN 450CM TO DS WING STAB & FUSELAGE ~4*** IHOICE OF MODELERS II— StandardFuse-Jig $1000 Full House Wing jig $5995Wing & F use Jig Ajustojig CoR R 1 Box 673Noblesville lndana 46060317 877-2223 Whether consider yourself novice oran expert model builder A-i usto Jig will improve aircraft construc tion e valuable time bargain A-Justo-Jig holds major com ponents proper alignment entire unit will rotate 360 permit fit glue plank shape sand con venient position No messy glu ing over plans waiting dry before beginning opposite side. A-i usto-Jig will adjust rib former spacing lets build-in wing dihedral strong warp-free construction TO USE simple template rib indexing tool included locate drill holes rib alignment rods easy preparation takes approx 15 minutes average wing A-i usto-Jig builds em better Ask favorite hobby dealer Youll glad did arantee Propeller explosions incidents blades part company hub no means confined nylon props Judging accounts contained letters readers prop no matter what its material should regarded potential blade-thrower However would venture say number incidents blades separating com pared number props produced small Nevertheless no manufacturer volume product such prop can expected inspect 100% production few bad ones may reach shelves local hobby Store letter Bruce Devisser points out Bruce lucky defective prop broke tightening prop nut happened might well have caused injury much serious relates Using 4-way dogbone wrench started tighten prop nut new prop gripping blade left hand wrapped around thumb resting top prop hub blade hub suddenly separated rotation hub sharp splinters exposed tore one-inch gash thumb After first aid serious consideration cancelling flying day continued Very carefully attempted loosen prop nut anticipated other blade snapped off Careful inspection revealed remarkably clean break rear face first blade front splintered second blade appeared have some sort dry rot fungus inside blade Also grain ran perpendicu lar span blade Defective propeller betcha should have atleast observed grain problem conclude months column have safety tip David Anderson Bumsville MN Davids tip also concems avoiding injuries caused propellers Heres simple convenient safety device have using Twin City Radio Controllers field several years An old fuel jug filled gravel kept pit area starting engine jug placed front wing opposite enginestarter Should plane slip fliers grasp lurch forward plane will rotated away pilot preventing unwanted vasectomy jug also prevents plane creeping forward until ready taxied out runway photograph shows jug placed against wing Davids Vultee BT- 13 its fat fuselage hard hold hand would pleased publish other safety tips readers might have Have safe month John Preston 7012 Elvira Ct Falls Church VA 22042 Christopher/Hux Continued page27 tions Set stitch about eight stitches inch Use double-feed foot available Set needle position far right straight stitch work Cut templates patterns illustra tion board save work cut entire end template fabric pieces required trim off bottom end plate portion use template inside ribs Practice spare fabric get knack cutting hot blade strongly recommend make up list pieces cut before starting List color shape quantity make notes such ribs have holes side rib attach lines lines will outside rib ends Select dark color right end rib memor ize orientation flying cutting should done formica coated wallboard heavy aluminum foil prevent nylon bonding surface bonds too can easily removed sure cutting well ventilated area hot-knife Continued page 124 CON TROLINE FL YERS /Well Help get Contralino. 4etco%~ SHARK 15 Fo m ed meonyap ceReduc ononJeco Conto neK 5 aatoyd ect oyou Send25 o Stamped/AddresatfEnvelop6 THE CA ZAIC co INC 883 Lexington Ave Dept CL Brooklyn New York 11221 OEft6N 1/4SCALE SEMI KIT139001 CALE COMPLETEKIT.199OO 1/3SCALE SEMI KIT16900 PLEASE ADD $750 FOR SSIIPI114C 1/3 SCALE COMPLETE KIT. 22900 s/4 SCALE SPAN 80 WEIGHT 20# ENGINE QIJADRA 1/3 SCALE SPAN 106 WEIGHT 28# ENGINE QUADRA SEMI KITS cONTAIN SAWED AND SANDED FORMERS WALL WINO RIBS TIRE RUDDER AND STAB OUTLIN SIZE PLANG COMPLETE KITS CONTAIN THE ABOVE PANTS L PINE AND BALSA STRIP WOOD HABOWANE SEND $1 00 FOR OUR COMPLETE CATALOG PHONE t419 599-2121 January 1983 121 S PERFECT COVERING MATERIAL FOR LARGE R/C MODELS 18 oz/sq yd Shrinkable Easy apply Extremely strong Dope doesnt run thmugh like silk 86 WId lyd SEES 3yds51750 5yds52750 ORDER DIRECT Add $100 Handling t Ian 2 rlenadal JERRY NELSON & COMPANY 35l0 San Maeo Nvda 53555 7023220664 Kits Epoxglass Mr Gs Products & Supply 1010 Gratiot ox 111 Marysyille Michigan 80O 1-31 3-36-S375 N Nick Zirolis GIANT RIC SCALE PLAN DESIGNS 2 Cu size Engines AT-6 TEXAN24 I101 Spon$5700ppUSA FOEKOR DR-I27 163 TIpe$2500ppUSA POP BEARCAT24 106 Spon$2700ppUSA CURTISS P-4E2 19C Spon$2700ppUSA FAU CORSAIR2193 Spon$2700ppUSA Fiberglass Cowlings & Canopies available also Send stamp tar detailed broorrores nor Giant Scale Avoessorres Oar Plans sent Postpaid railbin toe UbAl 6 . UT SCALE MODELS ZERO PIETENPOL PIPER CUB ANDRESON MUSTANGLACEY M-1O jjrPowerdSPORT MODELS PRAIRIE BIRD 4 $595 Kits $595 MILES M18 DRUINE COUGAR GIPSY MOTH GANAGOBIE BABY ACE$649 ONE NITE 28$695 ONE NITE 16$595 STRINGLESS$495 PECK ROG$195 RADIO BLIMPS CONTROLLED II and 13 FOOT LONGKITS OR READY TO FLY NOW IN THREE COLORS GRAY ORANGE YELLOW LOW PRICES HARD TO FIND ITEMS CATALOG $100 DAAk.D*AhflS*AE PHONE 610 4424636 5~nonWnnnfnor 619 469-8675 W BOX 2498 -MA LA MESA CA 92041 stopher cont point must kept Clean tO cut effectively Since edges hot-knife-cut no need hemming However leading edges ribs panels hemmed strengthen Next use thick white glue like SoBo Grrrip attach nylon line ribs substitute another line squidding line resists tangles best set sewing machine zig-zag sew lines ribs As shown drawing zig goes through line zag through fabric Pull threads start first few stitches help start line thickness through prevent tension loss attach lines straight stitch will pucker badly Tie knots threads both ends stitch knot very important attach trailing edge TE lines until assembly complete Once lines attached leading edge LE hemmed can begin sewing pieces together see numbers front view sketch stitching begins LE ensure alignment First straight-stitch top long panels together correct color sequence Second attach ribs top panel seams shown front view drawing Third begin end attach bottom short panels rib base Start end panel work across other end have difficulty aligning three layers fabric inner ribs reset machine six stitches inch attach panel side rib first attach other panel Return eight stitches per inch end ribs two layers Use chalk marker show edge end panel attached end ribs Lastly chalk mark TE ribs end mark straightedge aligned along marks stitch described next paragraph line close TE Hot-knife-cut -in stitch improve forward speed can vent gore TE Simply leave oneinch-long section center gore unstitched air can pass through TE Layers fabric will bond hot-knifecut will need separate fabric edges behind sewing gap complete air passageway Now attach short steering lines TE third line end over yard long trimmed after rigging Glue inch steering line parallel TE stitch place Lay chute its top assemble steering lines shown small sketch Bind lightly thread wait glue until completed chute ready alignment Lay chute its side over plans aligning ribs rib pattern Weight chute down books Assemble half lines harness Control Line clip small Perfect Brand Bind thread glue Thread steering lines through hand slides act pulleys attach clips Deflect TE attached steering lines about inch closer chutist center TE lines attached main harness over comes dead throw created round edge chute inflated Go outside light steady wind run through house have room see chute has extra-tight extraloose lines single loose line should tightened single tight line should lengthened particularly true steering lines Let majority rule change odd tension line lines appear glue steering line joint trim excess line except steering lines hands tucked inside suit until jump-tested chute hanging upside-down servo arms should able raise TE up LE Theres item build before jump-tb st pod can hundred differ ent shapes long tube holds packed chute snugly board strong enough support weight used Lite Ply board Thermos bottle nylon liner tube can use tubing LEggs hose egg nose cone get idea use whatever will fit plane whatever have handy Dont allow edges can snag lines cut fabric install 1 24 Model Aviation Lake Buccaneer$26000 Grumman Widgeon$30000 EIIELISIUIIJ BALRNLL VI ALL UII1ELIIUN Heres eQuipment need give props 100 very nest balancebalance directions Carefully crafted top grade materials BUBBLE BALANCER accomodates 3/161/4 9/32 prop holes Other sizes availahiR special order Dealers ovited $1695 Add $150 lotHOWARD B HUEBI SEPT ASS postage handing kt Mion add 4% sales 101 No COIls Ron 82 Rn 8 Mnkato MN 56001 PRY 5 Catalina$AOO00 Hepubkc seabee5195U release tab too near TE could make some models tail-heavy pod attached rubberbands nylon bolts can used Install blocks bottom wing curved strip ailerons add blocks allow space aileron throw Follow photo sequence packing Test release over bed Since chutist exits plane about 450 should hold nose pod up 450 simulation hold pod level Since no slipstream chutist will exit straight down may damage fabric edge tube actual flight exit will smooth silk Work out malfunctions before trying model choose test chute building pack chute Launch chute already open Select calm day can interpret what happening should able complete full 3600 turn about 100 feet less Two things will make turns slow too little weight TE deflected enough turns chutist underweight will float turn slowly fail penetrate headwind best chutist can hold its ground position 10 mph wind turns too fast straight flight too tricky reduce weight lengthen steering lines first real jump choose calm day Spotting jump point takes practice amount wind problem becomes difficult Release about 300 feet upwind plane about 450 elevation Pull transmitter sticks back immediately release hold sticks down will increase strain servos chute opens Try have arms up position opens occurs about 15 feet behind model best have model ttle sure model choose has stab chutist will clear Also beware antenna wires counter balances stab other items could snag chute lines Stay off controls first Like wing chute will show up warps its glide Adjust lines overcome test steering pulling control stick direction want chutist going overhead turn wind try hold position chutist dropping front turn downwind increase speed toward making dead-stick landing Hitting target takes practice chutist rolls landing lines tangled study carefully usually takes two moves straighten out Ive hung Chris over car antenna over bee nest Lets hope landings will good ones have much fun learning jump weve 9 STUN LKi 4/C MODEL SPONSORED BY REDWOOD MODELERS MARCH 4-51983 EL RANCHO-TROPICANA SANTA ROSA CALIF SHOW HOURS SAT 10-6 SUN 10-4 EUAA REGISTRATION 9am TO 2 pm SATURDAY DEMONSTRATIONS MANUFACTURERS SPLAYS RETAIL WELCOME RW#S LATEST R/C ENGINES- KITS AccESSoRIES-TOOLS AUCTI ON Ip SUNtY-BRINGALLvUR OLD STUPPJ WDS TO 3rd PLACE ALL CATAGORIES OFF RAMP ARDS BANQUET DINNER 730 pun SAT ADMISSION $2OOUNDER 12 FREE S F SO MILES Radio Technique/Myers Continued page 29 flying done part-throttle See going help more people get Heli copters Another possibility exists Servo Gard manufactured RF Enterprises 106 North Main Street Arlington OH 45814 @ $3795 postpaid can several things 1 Shut throttle down preset value flight pack battery voltage drops below some preset number about 46 VDCyou can set throttle shutdown point value lets chopper descend comfortable rate still under control other control channels 2 Shut down throttle same point described previous item after loss control pulses receiverifthe rest ofthe system actually functioning properly can bring engine speed up again pulses resume Now two fine battery wire breaks Servo Gard cant anything can fixed minor modifica tion addition standby battery pack see sketch 3 modifications total primary battery failure will still cause Throttle servo run preset value chopper will descend no other controls func tioning crash Sure maybe severe totally-out-of-control situation think descent under power somewhat less likely destroy Helicopter would total stoppage engine depends hits wherever has superior flyaway whatever would follow after total battery system failure Having warning shutdown occur before battery exhaus tion makes system unflyable strikes DOUG BOUCHER 506 EL DORADO CT SANTA ROSACAL 95401 107-528-0264 or 107-539-3373 off cant ship until get ur order Choose design red R black B royal blue fD sky blue 5 caps fits Only $6 postpaid 4 $20 Christen Eagle BCE Corsair BF4Fortress B17 Lightning B38Liberator B24 Warhawk B40Mitchell BZS Mustang B51Superfortress B29 Spitfire BSPPhantom BP4 Sabre B86Tomcat B14 Dozens catalog send SASE Send check money order FIightIine Shirts Etc Department MA 1781 Johnmark Circle Grants Pass OR 97526 Name Address City State ZipDesignCap Color January 1983 125
Edition: Model Aviation - 1983/01
Page Numbers: 22, 23, 24, 25, 26, 27, 121, 124, 125
NO OCR TEXT NO OCR TEXT nese pictures snowiwo uinereni cnuie pous usco authors Snapshot 2 planeand two locations forthe chutist case pod should sanded smooth prevent fabric snags chutist 72 MHz model 53 MHz close proximity receivers has caused interferencewhile some same-band combinations have troublesome regard photo right authors wife Dawn can seen mirror fuselage allows camera look rearward pilot has quick shutter close-ups releases can hand transmitter kids may have climb ing trees cant actually crash asked wanted name little guy Immediately replied Christo pher Boy fast Christo pher asked watching TV interview Christopher Reeve played role Superman flies too Chris could talk could just imagine comments first jump rained day before hung wing pod face right over large balloon tires Im sure hoping run through puddles takeoff Snapshot 2 cleared puddles took Chris altitude just minute Guessing best could wind speed direction called Dawn release chute few seconds Chris riding overhead toward trees behind us wind strong Chris could pene trate steering lines much too short trailing edge chute too far down would flairing land would simple matter correct next flight could get Chris down within reach Chuck Thomas Left Luthertests new red-and-white patriotic chute inflating lightwind Photo JudyOckert Inventorof parafoil design Domina Jalbert built first fabric wings ss kitelater adapated parachute use Right Flying parachutist windy day often results long walk retrieval photo shows Dawn Hux about retrieve Chris taking step Best learning calm days team manager took over controls began steer along edge tree line Bruce Robertson ran after chutist dodging number puddles field Fortunately Bruce below Chris Chris landed Bruce up top shoes water Chris would have up servos chute performed better adjust ments made turns very slow Later cut two gores chute increased Chris weight get forward speed better wind penetration will see photos chute both seven five gores steering lines removed hands run through wire loops hands attached main harness leverage change along increased weight provided very quick turn response Chris usually rode Snapshot 2 liftticket first year existence has since aboard other modelssuch Ralph Heaths Quarter Scale J-3 Cub made jumps look very realistic Ken doll rides pilot J-3 Ken dolls look little skinny compared Chris Unfortunately day came Chris jumping fun jump save himself Just Cub reached drop zone area pilot alerted us controls right called Dawn release immediately Chris safely way Cubs engine went idle batteries gave out Cub circled Chris way down Cub missed Chris almost level during approach left wing tip caught Cub cartwheeled later repaired now used air shows Since Snapshot 2 camera plane couldnt resist opportunity take photos Chris leaving plane camera usually views out wingtip added first-surface mirror allow camera view past tail section Chris camera mirror aboard takeoff roll unusually long Snapshot 2 did job captured exit shot Chris chute just starting open easy flying practice have used parafoil chute wings made ParaCraft kite lift Chris about 200 feet Since no airplane fly land Dawn can concentrate just flying Chris Keep mind landing Chris target like making good dead-stick landing spent afternoon Manassas flying field reserved non-powered models using kite lift Four Sailplane pilots Larry Parks Ray Vierling Bob Engelmann Bud Welser helped relaunching flying kite could get close look different type glider Usually Dawn can land Chris right want Sometimes set him right transmitter several shows strong thermal kept Chris up nearly five minutes added unexpected drift descent Needless say flights nowhere near target Dont discouraged own chutist gets blown away occasion long flights surprising since have weight smoke cart ridge extra battery fire have included smoke system article simple system cartridges expensive miniature firing system difficult smoke often stains chute air show Leesburg Airport right after jump team demonstration Dawn landed Chris just way seen parachutist land earlier picked up Chris held him up Dawn could operate arms wave audience Thats great teenager yelled out Now lets see him pick up chute walk back Pick name jumper lets start building him plan give much detail sewing chute can think January 198325 four pictures plus another next page showthe sequence packing parachute Top Left First hang chute upside down allow panels hang evenly between ribs place chute its side ss shown drawing Gather lines column far up chute possible excess line longer lines should placed loosely over center ribs Top Right Fold bottom half ribs up overtop half enclosing loose lines fold Above Left Begin chute leading edge about 3-in folds zig-zag pattern producIng nearly square pack Rule Folds must alternate never fold once direction Above Right lines will exit fold Open pack next fold before after lines fold remainkng lines until head chutist against pack Close pack its original shape Attention details will help assure RC parachutist doesnt craeh cant talk seamstress helping will still have good chance success Please read instructions before starting phase construction start chutist must first select suitable radio receiver must small battery around 100 mil servos large heavy-duty type Because long servo arms cannot recommend minia ture servos transmitter must have two vertical sticks arm chutist Most two-channel transmitters have rotating sticks Lay out radio parts over plans decide adjustments must made equipment fit Assemble 1/32 plywood box after cutting out openings switch servo shafts Trim mounting tabs servo cases Dont worry about ruining servos can order replacement cases use servos another project Check rotation servos before installation chutist face-down table can see servo shafts left servo should rotate counterclockwise transmitter stick throttle position moved full- low-throttle position right servo right arm should rotate clockwise elevator control stick moved down up elevator position Pulling sticks toward should lower arms transmitter must modified spring-load sticks toward top case could just remove springs manually move sticks re turned position springs simple install Cut plugs servo cables route servo wires through new hole case facing battery area Solder plugs minimum amount wire required job body too confined exces sive wire Use silicon glue hold servos place put glue back area box Just glue area touching sides servos will let cut servos loose repairs inserting X-Acto blade between box servo case have no problems getting servos out needed receiver wedged foam held place switch charge plug battery fit too tight remove plastic case wrap cells tape silicon-glue place Dont put glue over battery vents hole Paint detail jumpers head dry mount plywood body Bend support wires Drill hole bulkhead notch shoulders figure head support wire will fit flush body epoxy wires place Cut four leg patterns muslin fabric bed sheets Stitch together make two leg stockings turn right-side-out Push plywood footprint shoe area flatten like shoe sole stuff leg strips old nylon stockings until legs firm Dont worry about weight chutists will too light will require clay ballast Stitch two legs together crotch test fit body Adjust gather needed whiteglue body Color boots black Magic Marker Cut two arms 3/32-in nylon sheet Bend arms shown drawings follows Place arms edge table forearm over edge just above elbows Heat MonoKote heat gun until pliable Bend just beyond desired angle hold until cool White stress marks means youre bending nylon before its hot enough Check matching angles Without bend chutist ap pears unnatural Drill hole hands wire slide slide allows double distance pull steering lines Cut holes servo wheel shafts Obtain large servo wheels avail able radio system Lightly sand bottom servo wheel shoulder area arms Place arms wheels wheels servo shafts Turn radio move control sticks trims toward top transmitter case arms raised 1- V 00 U2 2t 2 I0C4/ W20 2000V4a -7 -z0 22 00 12 20Zo 02 C position arms raised mark position wheel nylon arm can remove Hot-Stuff arms wheels proper position Dont attempt directly servo may glue shaft Test operaton left stick should lower left arm pull stick 26 Model Aviation previous step packing chute left Tiat pack may have round tube put such Simply roll pack U-shape wili make nearly round Keep chutists head against pack siidethe chute tube Reach behind chutist push release bar until chutlat reiease tab Release pin wili snap place properly aligned Christopher way up another jump rascal seems like Ordinarily Dawn Hux files parachutist Luther mans airplane camera its fun something dIfferent models Full-Size Plans Available. Page 172 442 55-4 4 8 44 040 444 44 44 440 3 4 444 r5 424 585 852 44 888 85 M445 W0 8s 4il 88 8 45 448 8s45 558 8 24 475 8 J2444 485 050 Ia F 4-4 a- w z a 43 -0 1o 84445 54455 toward etc Follow drawings release sys tem push-out method allows attach remove chutist transmitter Very handy packing testing screws used bulkhead side landing gear straps carry weight epoxy screws place nylon control horn makes good release tab wire hook will also work will have drill own release hole nylon tab ones already too close edge Cut hole over-size easy movement release pin have release pieces place lightly Hot-Stuff nylon tubing guide place test RC release Adjust needed until release pin dis appears completely landing gear strap full-down arm movement release pin should go fully other strap arm up Adjust length wire position guide until release works correctly epoxy guide tube place sure edge arm will slip over under wire angle rides against arms edge balloon suit select washable fabric can hot-knife-cut such nylon Make cardboard templates suit pattern Shape point 25-watt soldering iron like blade shown drawings Practice cutting fabric before cutting suit pieces good practice youll need before cutting chute Fold stitch dart front panel Stitch two patterns together turn right-side-out Glue thin strips Velcro edge opening above dart Remove servo arms fit suit body Reposition servo arms temporarily make decision about suit fits before going further looks good actually bulky since balloon suit mark cutouts made Turn radio test easy movement arms Enlarge suit arms bind Locate switch charger plug support wires release pin servo screw open ings Mark location suit cutting hot knife suit removed Place cardboard inside suit prevent burning unwanted holes cut ting openings Try suit again Pull antenna through pants leg install servo screws through holes check other openings location Test operation satisfied begin decorating suit Dont attach harness suit off use Middy Braid sewing supplies harness Glue braid suit dont let glue get over place Glue main chute container back suit dont glue over servo screw access holes Glue front reserve chute choose use thousands decoration variations pick book copy Keep mind detail cannot seen across room let alone air make trim simple start chute must first order ripstop nylon best fabric work lightest available full-scale para chutes recommend uncoated fabric surplus parachutes can sewing nightmare However same recently-made coated fabric use also recommend ripstop used kites very stiff may open properly Stick real thing local parachute supply house purchased National Parachute Supply telephone 800-526-5946 Next locate good sewing machine possible knowledgeable helper will give much advice can case cannot get such assistance Use #9 #11 ball-point needle Test thread tension carefully light weight fabric according machine instruc Continued page 121 January 1983 27 8 445 5555 54 44 5 S S 04n S 54 S MNr4J LENOTh UNES -CAN 450CM TO DS WING STAB & FUSELAGE ~4*** IHOICE OF MODELERS II— StandardFuse-Jig $1000 Full House Wing jig $5995Wing & F use Jig Ajustojig CoR R 1 Box 673Noblesville lndana 46060317 877-2223 Whether consider yourself novice oran expert model builder A-i usto Jig will improve aircraft construc tion e valuable time bargain A-Justo-Jig holds major com ponents proper alignment entire unit will rotate 360 permit fit glue plank shape sand con venient position No messy glu ing over plans waiting dry before beginning opposite side. A-i usto-Jig will adjust rib former spacing lets build-in wing dihedral strong warp-free construction TO USE simple template rib indexing tool included locate drill holes rib alignment rods easy preparation takes approx 15 minutes average wing A-i usto-Jig builds em better Ask favorite hobby dealer Youll glad did arantee Propeller explosions incidents blades part company hub no means confined nylon props Judging accounts contained letters readers prop no matter what its material should regarded potential blade-thrower However would venture say number incidents blades separating com pared number props produced small Nevertheless no manufacturer volume product such prop can expected inspect 100% production few bad ones may reach shelves local hobby Store letter Bruce Devisser points out Bruce lucky defective prop broke tightening prop nut happened might well have caused injury much serious relates Using 4-way dogbone wrench started tighten prop nut new prop gripping blade left hand wrapped around thumb resting top prop hub blade hub suddenly separated rotation hub sharp splinters exposed tore one-inch gash thumb After first aid serious consideration cancelling flying day continued Very carefully attempted loosen prop nut anticipated other blade snapped off Careful inspection revealed remarkably clean break rear face first blade front splintered second blade appeared have some sort dry rot fungus inside blade Also grain ran perpendicu lar span blade Defective propeller betcha should have atleast observed grain problem conclude months column have safety tip David Anderson Bumsville MN Davids tip also concems avoiding injuries caused propellers Heres simple convenient safety device have using Twin City Radio Controllers field several years An old fuel jug filled gravel kept pit area starting engine jug placed front wing opposite enginestarter Should plane slip fliers grasp lurch forward plane will rotated away pilot preventing unwanted vasectomy jug also prevents plane creeping forward until ready taxied out runway photograph shows jug placed against wing Davids Vultee BT- 13 its fat fuselage hard hold hand would pleased publish other safety tips readers might have Have safe month John Preston 7012 Elvira Ct Falls Church VA 22042 Christopher/Hux Continued page27 tions Set stitch about eight stitches inch Use double-feed foot available Set needle position far right straight stitch work Cut templates patterns illustra tion board save work cut entire end template fabric pieces required trim off bottom end plate portion use template inside ribs Practice spare fabric get knack cutting hot blade strongly recommend make up list pieces cut before starting List color shape quantity make notes such ribs have holes side rib attach lines lines will outside rib ends Select dark color right end rib memor ize orientation flying cutting should done formica coated wallboard heavy aluminum foil prevent nylon bonding surface bonds too can easily removed sure cutting well ventilated area hot-knife Continued page 124 CON TROLINE FL YERS /Well Help get Contralino. 4etco%~ SHARK 15 Fo m ed meonyap ceReduc ononJeco Conto neK 5 aatoyd ect oyou Send25 o Stamped/AddresatfEnvelop6 THE CA ZAIC co INC 883 Lexington Ave Dept CL Brooklyn New York 11221 OEft6N 1/4SCALE SEMI KIT139001 CALE COMPLETEKIT.199OO 1/3SCALE SEMI KIT16900 PLEASE ADD $750 FOR SSIIPI114C 1/3 SCALE COMPLETE KIT. 22900 s/4 SCALE SPAN 80 WEIGHT 20# ENGINE QIJADRA 1/3 SCALE SPAN 106 WEIGHT 28# ENGINE QUADRA SEMI KITS cONTAIN SAWED AND SANDED FORMERS WALL WINO RIBS TIRE RUDDER AND STAB OUTLIN SIZE PLANG COMPLETE KITS CONTAIN THE ABOVE PANTS L PINE AND BALSA STRIP WOOD HABOWANE SEND $1 00 FOR OUR COMPLETE CATALOG PHONE t419 599-2121 January 1983 121 S PERFECT COVERING MATERIAL FOR LARGE R/C MODELS 18 oz/sq yd Shrinkable Easy apply Extremely strong Dope doesnt run thmugh like silk 86 WId lyd SEES 3yds51750 5yds52750 ORDER DIRECT Add $100 Handling t Ian 2 rlenadal JERRY NELSON & COMPANY 35l0 San Maeo Nvda 53555 7023220664 Kits Epoxglass Mr Gs Products & Supply 1010 Gratiot ox 111 Marysyille Michigan 80O 1-31 3-36-S375 N Nick Zirolis GIANT RIC SCALE PLAN DESIGNS 2 Cu size Engines AT-6 TEXAN24 I101 Spon$5700ppUSA FOEKOR DR-I27 163 TIpe$2500ppUSA POP BEARCAT24 106 Spon$2700ppUSA CURTISS P-4E2 19C Spon$2700ppUSA FAU CORSAIR2193 Spon$2700ppUSA Fiberglass Cowlings & Canopies available also Send stamp tar detailed broorrores nor Giant Scale Avoessorres Oar Plans sent Postpaid railbin toe UbAl 6 . UT SCALE MODELS ZERO PIETENPOL PIPER CUB ANDRESON MUSTANGLACEY M-1O jjrPowerdSPORT MODELS PRAIRIE BIRD 4 $595 Kits $595 MILES M18 DRUINE COUGAR GIPSY MOTH GANAGOBIE BABY ACE$649 ONE NITE 28$695 ONE NITE 16$595 STRINGLESS$495 PECK ROG$195 RADIO BLIMPS CONTROLLED II and 13 FOOT LONGKITS OR READY TO FLY NOW IN THREE COLORS GRAY ORANGE YELLOW LOW PRICES HARD TO FIND ITEMS CATALOG $100 DAAk.D*AhflS*AE PHONE 610 4424636 5~nonWnnnfnor 619 469-8675 W BOX 2498 -MA LA MESA CA 92041 stopher cont point must kept Clean tO cut effectively Since edges hot-knife-cut no need hemming However leading edges ribs panels hemmed strengthen Next use thick white glue like SoBo Grrrip attach nylon line ribs substitute another line squidding line resists tangles best set sewing machine zig-zag sew lines ribs As shown drawing zig goes through line zag through fabric Pull threads start first few stitches help start line thickness through prevent tension loss attach lines straight stitch will pucker badly Tie knots threads both ends stitch knot very important attach trailing edge TE lines until assembly complete Once lines attached leading edge LE hemmed can begin sewing pieces together see numbers front view sketch stitching begins LE ensure alignment First straight-stitch top long panels together correct color sequence Second attach ribs top panel seams shown front view drawing Third begin end attach bottom short panels rib base Start end panel work across other end have difficulty aligning three layers fabric inner ribs reset machine six stitches inch attach panel side rib first attach other panel Return eight stitches per inch end ribs two layers Use chalk marker show edge end panel attached end ribs Lastly chalk mark TE ribs end mark straightedge aligned along marks stitch described next paragraph line close TE Hot-knife-cut -in stitch improve forward speed can vent gore TE Simply leave oneinch-long section center gore unstitched air can pass through TE Layers fabric will bond hot-knifecut will need separate fabric edges behind sewing gap complete air passageway Now attach short steering lines TE third line end over yard long trimmed after rigging Glue inch steering line parallel TE stitch place Lay chute its top assemble steering lines shown small sketch Bind lightly thread wait glue until completed chute ready alignment Lay chute its side over plans aligning ribs rib pattern Weight chute down books Assemble half lines harness Control Line clip small Perfect Brand Bind thread glue Thread steering lines through hand slides act pulleys attach clips Deflect TE attached steering lines about inch closer chutist center TE lines attached main harness over comes dead throw created round edge chute inflated Go outside light steady wind run through house have room see chute has extra-tight extraloose lines single loose line should tightened single tight line should lengthened particularly true steering lines Let majority rule change odd tension line lines appear glue steering line joint trim excess line except steering lines hands tucked inside suit until jump-tested chute hanging upside-down servo arms should able raise TE up LE Theres item build before jump-tb st pod can hundred differ ent shapes long tube holds packed chute snugly board strong enough support weight used Lite Ply board Thermos bottle nylon liner tube can use tubing LEggs hose egg nose cone get idea use whatever will fit plane whatever have handy Dont allow edges can snag lines cut fabric install 1 24 Model Aviation Lake Buccaneer$26000 Grumman Widgeon$30000 EIIELISIUIIJ BALRNLL VI ALL UII1ELIIUN Heres eQuipment need give props 100 very nest balancebalance directions Carefully crafted top grade materials BUBBLE BALANCER accomodates 3/161/4 9/32 prop holes Other sizes availahiR special order Dealers ovited $1695 Add $150 lotHOWARD B HUEBI SEPT ASS postage handing kt Mion add 4% sales 101 No COIls Ron 82 Rn 8 Mnkato MN 56001 PRY 5 Catalina$AOO00 Hepubkc seabee5195U release tab too near TE could make some models tail-heavy pod attached rubberbands nylon bolts can used Install blocks bottom wing curved strip ailerons add blocks allow space aileron throw Follow photo sequence packing Test release over bed Since chutist exits plane about 450 should hold nose pod up 450 simulation hold pod level Since no slipstream chutist will exit straight down may damage fabric edge tube actual flight exit will smooth silk Work out malfunctions before trying model choose test chute building pack chute Launch chute already open Select calm day can interpret what happening should able complete full 3600 turn about 100 feet less Two things will make turns slow too little weight TE deflected enough turns chutist underweight will float turn slowly fail penetrate headwind best chutist can hold its ground position 10 mph wind turns too fast straight flight too tricky reduce weight lengthen steering lines first real jump choose calm day Spotting jump point takes practice amount wind problem becomes difficult Release about 300 feet upwind plane about 450 elevation Pull transmitter sticks back immediately release hold sticks down will increase strain servos chute opens Try have arms up position opens occurs about 15 feet behind model best have model ttle sure model choose has stab chutist will clear Also beware antenna wires counter balances stab other items could snag chute lines Stay off controls first Like wing chute will show up warps its glide Adjust lines overcome test steering pulling control stick direction want chutist going overhead turn wind try hold position chutist dropping front turn downwind increase speed toward making dead-stick landing Hitting target takes practice chutist rolls landing lines tangled study carefully usually takes two moves straighten out Ive hung Chris over car antenna over bee nest Lets hope landings will good ones have much fun learning jump weve 9 STUN LKi 4/C MODEL SPONSORED BY REDWOOD MODELERS MARCH 4-51983 EL RANCHO-TROPICANA SANTA ROSA CALIF SHOW HOURS SAT 10-6 SUN 10-4 EUAA REGISTRATION 9am TO 2 pm SATURDAY DEMONSTRATIONS MANUFACTURERS SPLAYS RETAIL WELCOME RW#S LATEST R/C ENGINES- KITS AccESSoRIES-TOOLS AUCTI ON Ip SUNtY-BRINGALLvUR OLD STUPPJ WDS TO 3rd PLACE ALL CATAGORIES OFF RAMP ARDS BANQUET DINNER 730 pun SAT ADMISSION $2OOUNDER 12 FREE S F SO MILES Radio Technique/Myers Continued page 29 flying done part-throttle See going help more people get Heli copters Another possibility exists Servo Gard manufactured RF Enterprises 106 North Main Street Arlington OH 45814 @ $3795 postpaid can several things 1 Shut throttle down preset value flight pack battery voltage drops below some preset number about 46 VDCyou can set throttle shutdown point value lets chopper descend comfortable rate still under control other control channels 2 Shut down throttle same point described previous item after loss control pulses receiverifthe rest ofthe system actually functioning properly can bring engine speed up again pulses resume Now two fine battery wire breaks Servo Gard cant anything can fixed minor modifica tion addition standby battery pack see sketch 3 modifications total primary battery failure will still cause Throttle servo run preset value chopper will descend no other controls func tioning crash Sure maybe severe totally-out-of-control situation think descent under power somewhat less likely destroy Helicopter would total stoppage engine depends hits wherever has superior flyaway whatever would follow after total battery system failure Having warning shutdown occur before battery exhaus tion makes system unflyable strikes DOUG BOUCHER 506 EL DORADO CT SANTA ROSACAL 95401 107-528-0264 or 107-539-3373 off cant ship until get ur order Choose design red R black B royal blue fD sky blue 5 caps fits Only $6 postpaid 4 $20 Christen Eagle BCE Corsair BF4Fortress B17 Lightning B38Liberator B24 Warhawk B40Mitchell BZS Mustang B51Superfortress B29 Spitfire BSPPhantom BP4 Sabre B86Tomcat B14 Dozens catalog send SASE Send check money order FIightIine Shirts Etc Department MA 1781 Johnmark Circle Grants Pass OR 97526 Name Address City State ZipDesignCap Color January 1983 125
Edition: Model Aviation - 1983/01
Page Numbers: 22, 23, 24, 25, 26, 27, 121, 124, 125
NO OCR TEXT NO OCR TEXT nese pictures snowiwo uinereni cnuie pous usco authors Snapshot 2 planeand two locations forthe chutist case pod should sanded smooth prevent fabric snags chutist 72 MHz model 53 MHz close proximity receivers has caused interferencewhile some same-band combinations have troublesome regard photo right authors wife Dawn can seen mirror fuselage allows camera look rearward pilot has quick shutter close-ups releases can hand transmitter kids may have climb ing trees cant actually crash asked wanted name little guy Immediately replied Christo pher Boy fast Christo pher asked watching TV interview Christopher Reeve played role Superman flies too Chris could talk could just imagine comments first jump rained day before hung wing pod face right over large balloon tires Im sure hoping run through puddles takeoff Snapshot 2 cleared puddles took Chris altitude just minute Guessing best could wind speed direction called Dawn release chute few seconds Chris riding overhead toward trees behind us wind strong Chris could pene trate steering lines much too short trailing edge chute too far down would flairing land would simple matter correct next flight could get Chris down within reach Chuck Thomas Left Luthertests new red-and-white patriotic chute inflating lightwind Photo JudyOckert Inventorof parafoil design Domina Jalbert built first fabric wings ss kitelater adapated parachute use Right Flying parachutist windy day often results long walk retrieval photo shows Dawn Hux about retrieve Chris taking step Best learning calm days team manager took over controls began steer along edge tree line Bruce Robertson ran after chutist dodging number puddles field Fortunately Bruce below Chris Chris landed Bruce up top shoes water Chris would have up servos chute performed better adjust ments made turns very slow Later cut two gores chute increased Chris weight get forward speed better wind penetration will see photos chute both seven five gores steering lines removed hands run through wire loops hands attached main harness leverage change along increased weight provided very quick turn response Chris usually rode Snapshot 2 liftticket first year existence has since aboard other modelssuch Ralph Heaths Quarter Scale J-3 Cub made jumps look very realistic Ken doll rides pilot J-3 Ken dolls look little skinny compared Chris Unfortunately day came Chris jumping fun jump save himself Just Cub reached drop zone area pilot alerted us controls right called Dawn release immediately Chris safely way Cubs engine went idle batteries gave out Cub circled Chris way down Cub missed Chris almost level during approach left wing tip caught Cub cartwheeled later repaired now used air shows Since Snapshot 2 camera plane couldnt resist opportunity take photos Chris leaving plane camera usually views out wingtip added first-surface mirror allow camera view past tail section Chris camera mirror aboard takeoff roll unusually long Snapshot 2 did job captured exit shot Chris chute just starting open easy flying practice have used parafoil chute wings made ParaCraft kite lift Chris about 200 feet Since no airplane fly land Dawn can concentrate just flying Chris Keep mind landing Chris target like making good dead-stick landing spent afternoon Manassas flying field reserved non-powered models using kite lift Four Sailplane pilots Larry Parks Ray Vierling Bob Engelmann Bud Welser helped relaunching flying kite could get close look different type glider Usually Dawn can land Chris right want Sometimes set him right transmitter several shows strong thermal kept Chris up nearly five minutes added unexpected drift descent Needless say flights nowhere near target Dont discouraged own chutist gets blown away occasion long flights surprising since have weight smoke cart ridge extra battery fire have included smoke system article simple system cartridges expensive miniature firing system difficult smoke often stains chute air show Leesburg Airport right after jump team demonstration Dawn landed Chris just way seen parachutist land earlier picked up Chris held him up Dawn could operate arms wave audience Thats great teenager yelled out Now lets see him pick up chute walk back Pick name jumper lets start building him plan give much detail sewing chute can think January 198325 four pictures plus another next page showthe sequence packing parachute Top Left First hang chute upside down allow panels hang evenly between ribs place chute its side ss shown drawing Gather lines column far up chute possible excess line longer lines should placed loosely over center ribs Top Right Fold bottom half ribs up overtop half enclosing loose lines fold Above Left Begin chute leading edge about 3-in folds zig-zag pattern producIng nearly square pack Rule Folds must alternate never fold once direction Above Right lines will exit fold Open pack next fold before after lines fold remainkng lines until head chutist against pack Close pack its original shape Attention details will help assure RC parachutist doesnt craeh cant talk seamstress helping will still have good chance success Please read instructions before starting phase construction start chutist must first select suitable radio receiver must small battery around 100 mil servos large heavy-duty type Because long servo arms cannot recommend minia ture servos transmitter must have two vertical sticks arm chutist Most two-channel transmitters have rotating sticks Lay out radio parts over plans decide adjustments must made equipment fit Assemble 1/32 plywood box after cutting out openings switch servo shafts Trim mounting tabs servo cases Dont worry about ruining servos can order replacement cases use servos another project Check rotation servos before installation chutist face-down table can see servo shafts left servo should rotate counterclockwise transmitter stick throttle position moved full- low-throttle position right servo right arm should rotate clockwise elevator control stick moved down up elevator position Pulling sticks toward should lower arms transmitter must modified spring-load sticks toward top case could just remove springs manually move sticks re turned position springs simple install Cut plugs servo cables route servo wires through new hole case facing battery area Solder plugs minimum amount wire required job body too confined exces sive wire Use silicon glue hold servos place put glue back area box Just glue area touching sides servos will let cut servos loose repairs inserting X-Acto blade between box servo case have no problems getting servos out needed receiver wedged foam held place switch charge plug battery fit too tight remove plastic case wrap cells tape silicon-glue place Dont put glue over battery vents hole Paint detail jumpers head dry mount plywood body Bend support wires Drill hole bulkhead notch shoulders figure head support wire will fit flush body epoxy wires place Cut four leg patterns muslin fabric bed sheets Stitch together make two leg stockings turn right-side-out Push plywood footprint shoe area flatten like shoe sole stuff leg strips old nylon stockings until legs firm Dont worry about weight chutists will too light will require clay ballast Stitch two legs together crotch test fit body Adjust gather needed whiteglue body Color boots black Magic Marker Cut two arms 3/32-in nylon sheet Bend arms shown drawings follows Place arms edge table forearm over edge just above elbows Heat MonoKote heat gun until pliable Bend just beyond desired angle hold until cool White stress marks means youre bending nylon before its hot enough Check matching angles Without bend chutist ap pears unnatural Drill hole hands wire slide slide allows double distance pull steering lines Cut holes servo wheel shafts Obtain large servo wheels avail able radio system Lightly sand bottom servo wheel shoulder area arms Place arms wheels wheels servo shafts Turn radio move control sticks trims toward top transmitter case arms raised 1- V 00 U2 2t 2 I0C4/ W20 2000V4a -7 -z0 22 00 12 20Zo 02 C position arms raised mark position wheel nylon arm can remove Hot-Stuff arms wheels proper position Dont attempt directly servo may glue shaft Test operaton left stick should lower left arm pull stick 26 Model Aviation previous step packing chute left Tiat pack may have round tube put such Simply roll pack U-shape wili make nearly round Keep chutists head against pack siidethe chute tube Reach behind chutist push release bar until chutlat reiease tab Release pin wili snap place properly aligned Christopher way up another jump rascal seems like Ordinarily Dawn Hux files parachutist Luther mans airplane camera its fun something dIfferent models Full-Size Plans Available. Page 172 442 55-4 4 8 44 040 444 44 44 440 3 4 444 r5 424 585 852 44 888 85 M445 W0 8s 4il 88 8 45 448 8s45 558 8 24 475 8 J2444 485 050 Ia F 4-4 a- w z a 43 -0 1o 84445 54455 toward etc Follow drawings release sys tem push-out method allows attach remove chutist transmitter Very handy packing testing screws used bulkhead side landing gear straps carry weight epoxy screws place nylon control horn makes good release tab wire hook will also work will have drill own release hole nylon tab ones already too close edge Cut hole over-size easy movement release pin have release pieces place lightly Hot-Stuff nylon tubing guide place test RC release Adjust needed until release pin dis appears completely landing gear strap full-down arm movement release pin should go fully other strap arm up Adjust length wire position guide until release works correctly epoxy guide tube place sure edge arm will slip over under wire angle rides against arms edge balloon suit select washable fabric can hot-knife-cut such nylon Make cardboard templates suit pattern Shape point 25-watt soldering iron like blade shown drawings Practice cutting fabric before cutting suit pieces good practice youll need before cutting chute Fold stitch dart front panel Stitch two patterns together turn right-side-out Glue thin strips Velcro edge opening above dart Remove servo arms fit suit body Reposition servo arms temporarily make decision about suit fits before going further looks good actually bulky since balloon suit mark cutouts made Turn radio test easy movement arms Enlarge suit arms bind Locate switch charger plug support wires release pin servo screw open ings Mark location suit cutting hot knife suit removed Place cardboard inside suit prevent burning unwanted holes cut ting openings Try suit again Pull antenna through pants leg install servo screws through holes check other openings location Test operation satisfied begin decorating suit Dont attach harness suit off use Middy Braid sewing supplies harness Glue braid suit dont let glue get over place Glue main chute container back suit dont glue over servo screw access holes Glue front reserve chute choose use thousands decoration variations pick book copy Keep mind detail cannot seen across room let alone air make trim simple start chute must first order ripstop nylon best fabric work lightest available full-scale para chutes recommend uncoated fabric surplus parachutes can sewing nightmare However same recently-made coated fabric use also recommend ripstop used kites very stiff may open properly Stick real thing local parachute supply house purchased National Parachute Supply telephone 800-526-5946 Next locate good sewing machine possible knowledgeable helper will give much advice can case cannot get such assistance Use #9 #11 ball-point needle Test thread tension carefully light weight fabric according machine instruc Continued page 121 January 1983 27 8 445 5555 54 44 5 S S 04n S 54 S MNr4J LENOTh UNES -CAN 450CM TO DS WING STAB & FUSELAGE ~4*** IHOICE OF MODELERS II— StandardFuse-Jig $1000 Full House Wing jig $5995Wing & F use Jig Ajustojig CoR R 1 Box 673Noblesville lndana 46060317 877-2223 Whether consider yourself novice oran expert model builder A-i usto Jig will improve aircraft construc tion e valuable time bargain A-Justo-Jig holds major com ponents proper alignment entire unit will rotate 360 permit fit glue plank shape sand con venient position No messy glu ing over plans waiting dry before beginning opposite side. A-i usto-Jig will adjust rib former spacing lets build-in wing dihedral strong warp-free construction TO USE simple template rib indexing tool included locate drill holes rib alignment rods easy preparation takes approx 15 minutes average wing A-i usto-Jig builds em better Ask favorite hobby dealer Youll glad did arantee Propeller explosions incidents blades part company hub no means confined nylon props Judging accounts contained letters readers prop no matter what its material should regarded potential blade-thrower However would venture say number incidents blades separating com pared number props produced small Nevertheless no manufacturer volume product such prop can expected inspect 100% production few bad ones may reach shelves local hobby Store letter Bruce Devisser points out Bruce lucky defective prop broke tightening prop nut happened might well have caused injury much serious relates Using 4-way dogbone wrench started tighten prop nut new prop gripping blade left hand wrapped around thumb resting top prop hub blade hub suddenly separated rotation hub sharp splinters exposed tore one-inch gash thumb After first aid serious consideration cancelling flying day continued Very carefully attempted loosen prop nut anticipated other blade snapped off Careful inspection revealed remarkably clean break rear face first blade front splintered second blade appeared have some sort dry rot fungus inside blade Also grain ran perpendicu lar span blade Defective propeller betcha should have atleast observed grain problem conclude months column have safety tip David Anderson Bumsville MN Davids tip also concems avoiding injuries caused propellers Heres simple convenient safety device have using Twin City Radio Controllers field several years An old fuel jug filled gravel kept pit area starting engine jug placed front wing opposite enginestarter Should plane slip fliers grasp lurch forward plane will rotated away pilot preventing unwanted vasectomy jug also prevents plane creeping forward until ready taxied out runway photograph shows jug placed against wing Davids Vultee BT- 13 its fat fuselage hard hold hand would pleased publish other safety tips readers might have Have safe month John Preston 7012 Elvira Ct Falls Church VA 22042 Christopher/Hux Continued page27 tions Set stitch about eight stitches inch Use double-feed foot available Set needle position far right straight stitch work Cut templates patterns illustra tion board save work cut entire end template fabric pieces required trim off bottom end plate portion use template inside ribs Practice spare fabric get knack cutting hot blade strongly recommend make up list pieces cut before starting List color shape quantity make notes such ribs have holes side rib attach lines lines will outside rib ends Select dark color right end rib memor ize orientation flying cutting should done formica coated wallboard heavy aluminum foil prevent nylon bonding surface bonds too can easily removed sure cutting well ventilated area hot-knife Continued page 124 CON TROLINE FL YERS /Well Help get Contralino. 4etco%~ SHARK 15 Fo m ed meonyap ceReduc ononJeco Conto neK 5 aatoyd ect oyou Send25 o Stamped/AddresatfEnvelop6 THE CA ZAIC co INC 883 Lexington Ave Dept CL Brooklyn New York 11221 OEft6N 1/4SCALE SEMI KIT139001 CALE COMPLETEKIT.199OO 1/3SCALE SEMI KIT16900 PLEASE ADD $750 FOR SSIIPI114C 1/3 SCALE COMPLETE KIT. 22900 s/4 SCALE SPAN 80 WEIGHT 20# ENGINE QIJADRA 1/3 SCALE SPAN 106 WEIGHT 28# ENGINE QUADRA SEMI KITS cONTAIN SAWED AND SANDED FORMERS WALL WINO RIBS TIRE RUDDER AND STAB OUTLIN SIZE PLANG COMPLETE KITS CONTAIN THE ABOVE PANTS L PINE AND BALSA STRIP WOOD HABOWANE SEND $1 00 FOR OUR COMPLETE CATALOG PHONE t419 599-2121 January 1983 121 S PERFECT COVERING MATERIAL FOR LARGE R/C MODELS 18 oz/sq yd Shrinkable Easy apply Extremely strong Dope doesnt run thmugh like silk 86 WId lyd SEES 3yds51750 5yds52750 ORDER DIRECT Add $100 Handling t Ian 2 rlenadal JERRY NELSON & COMPANY 35l0 San Maeo Nvda 53555 7023220664 Kits Epoxglass Mr Gs Products & Supply 1010 Gratiot ox 111 Marysyille Michigan 80O 1-31 3-36-S375 N Nick Zirolis GIANT RIC SCALE PLAN DESIGNS 2 Cu size Engines AT-6 TEXAN24 I101 Spon$5700ppUSA FOEKOR DR-I27 163 TIpe$2500ppUSA POP BEARCAT24 106 Spon$2700ppUSA CURTISS P-4E2 19C Spon$2700ppUSA FAU CORSAIR2193 Spon$2700ppUSA Fiberglass Cowlings & Canopies available also Send stamp tar detailed broorrores nor Giant Scale Avoessorres Oar Plans sent Postpaid railbin toe UbAl 6 . UT SCALE MODELS ZERO PIETENPOL PIPER CUB ANDRESON MUSTANGLACEY M-1O jjrPowerdSPORT MODELS PRAIRIE BIRD 4 $595 Kits $595 MILES M18 DRUINE COUGAR GIPSY MOTH GANAGOBIE BABY ACE$649 ONE NITE 28$695 ONE NITE 16$595 STRINGLESS$495 PECK ROG$195 RADIO BLIMPS CONTROLLED II and 13 FOOT LONGKITS OR READY TO FLY NOW IN THREE COLORS GRAY ORANGE YELLOW LOW PRICES HARD TO FIND ITEMS CATALOG $100 DAAk.D*AhflS*AE PHONE 610 4424636 5~nonWnnnfnor 619 469-8675 W BOX 2498 -MA LA MESA CA 92041 stopher cont point must kept Clean tO cut effectively Since edges hot-knife-cut no need hemming However leading edges ribs panels hemmed strengthen Next use thick white glue like SoBo Grrrip attach nylon line ribs substitute another line squidding line resists tangles best set sewing machine zig-zag sew lines ribs As shown drawing zig goes through line zag through fabric Pull threads start first few stitches help start line thickness through prevent tension loss attach lines straight stitch will pucker badly Tie knots threads both ends stitch knot very important attach trailing edge TE lines until assembly complete Once lines attached leading edge LE hemmed can begin sewing pieces together see numbers front view sketch stitching begins LE ensure alignment First straight-stitch top long panels together correct color sequence Second attach ribs top panel seams shown front view drawing Third begin end attach bottom short panels rib base Start end panel work across other end have difficulty aligning three layers fabric inner ribs reset machine six stitches inch attach panel side rib first attach other panel Return eight stitches per inch end ribs two layers Use chalk marker show edge end panel attached end ribs Lastly chalk mark TE ribs end mark straightedge aligned along marks stitch described next paragraph line close TE Hot-knife-cut -in stitch improve forward speed can vent gore TE Simply leave oneinch-long section center gore unstitched air can pass through TE Layers fabric will bond hot-knifecut will need separate fabric edges behind sewing gap complete air passageway Now attach short steering lines TE third line end over yard long trimmed after rigging Glue inch steering line parallel TE stitch place Lay chute its top assemble steering lines shown small sketch Bind lightly thread wait glue until completed chute ready alignment Lay chute its side over plans aligning ribs rib pattern Weight chute down books Assemble half lines harness Control Line clip small Perfect Brand Bind thread glue Thread steering lines through hand slides act pulleys attach clips Deflect TE attached steering lines about inch closer chutist center TE lines attached main harness over comes dead throw created round edge chute inflated Go outside light steady wind run through house have room see chute has extra-tight extraloose lines single loose line should tightened single tight line should lengthened particularly true steering lines Let majority rule change odd tension line lines appear glue steering line joint trim excess line except steering lines hands tucked inside suit until jump-tested chute hanging upside-down servo arms should able raise TE up LE Theres item build before jump-tb st pod can hundred differ ent shapes long tube holds packed chute snugly board strong enough support weight used Lite Ply board Thermos bottle nylon liner tube can use tubing LEggs hose egg nose cone get idea use whatever will fit plane whatever have handy Dont allow edges can snag lines cut fabric install 1 24 Model Aviation Lake Buccaneer$26000 Grumman Widgeon$30000 EIIELISIUIIJ BALRNLL VI ALL UII1ELIIUN Heres eQuipment need give props 100 very nest balancebalance directions Carefully crafted top grade materials BUBBLE BALANCER accomodates 3/161/4 9/32 prop holes Other sizes availahiR special order Dealers ovited $1695 Add $150 lotHOWARD B HUEBI SEPT ASS postage handing kt Mion add 4% sales 101 No COIls Ron 82 Rn 8 Mnkato MN 56001 PRY 5 Catalina$AOO00 Hepubkc seabee5195U release tab too near TE could make some models tail-heavy pod attached rubberbands nylon bolts can used Install blocks bottom wing curved strip ailerons add blocks allow space aileron throw Follow photo sequence packing Test release over bed Since chutist exits plane about 450 should hold nose pod up 450 simulation hold pod level Since no slipstream chutist will exit straight down may damage fabric edge tube actual flight exit will smooth silk Work out malfunctions before trying model choose test chute building pack chute Launch chute already open Select calm day can interpret what happening should able complete full 3600 turn about 100 feet less Two things will make turns slow too little weight TE deflected enough turns chutist underweight will float turn slowly fail penetrate headwind best chutist can hold its ground position 10 mph wind turns too fast straight flight too tricky reduce weight lengthen steering lines first real jump choose calm day Spotting jump point takes practice amount wind problem becomes difficult Release about 300 feet upwind plane about 450 elevation Pull transmitter sticks back immediately release hold sticks down will increase strain servos chute opens Try have arms up position opens occurs about 15 feet behind model best have model ttle sure model choose has stab chutist will clear Also beware antenna wires counter balances stab other items could snag chute lines Stay off controls first Like wing chute will show up warps its glide Adjust lines overcome test steering pulling control stick direction want chutist going overhead turn wind try hold position chutist dropping front turn downwind increase speed toward making dead-stick landing Hitting target takes practice chutist rolls landing lines tangled study carefully usually takes two moves straighten out Ive hung Chris over car antenna over bee nest Lets hope landings will good ones have much fun learning jump weve 9 STUN LKi 4/C MODEL SPONSORED BY REDWOOD MODELERS MARCH 4-51983 EL RANCHO-TROPICANA SANTA ROSA CALIF SHOW HOURS SAT 10-6 SUN 10-4 EUAA REGISTRATION 9am TO 2 pm SATURDAY DEMONSTRATIONS MANUFACTURERS SPLAYS RETAIL WELCOME RW#S LATEST R/C ENGINES- KITS AccESSoRIES-TOOLS AUCTI ON Ip SUNtY-BRINGALLvUR OLD STUPPJ WDS TO 3rd PLACE ALL CATAGORIES OFF RAMP ARDS BANQUET DINNER 730 pun SAT ADMISSION $2OOUNDER 12 FREE S F SO MILES Radio Technique/Myers Continued page 29 flying done part-throttle See going help more people get Heli copters Another possibility exists Servo Gard manufactured RF Enterprises 106 North Main Street Arlington OH 45814 @ $3795 postpaid can several things 1 Shut throttle down preset value flight pack battery voltage drops below some preset number about 46 VDCyou can set throttle shutdown point value lets chopper descend comfortable rate still under control other control channels 2 Shut down throttle same point described previous item after loss control pulses receiverifthe rest ofthe system actually functioning properly can bring engine speed up again pulses resume Now two fine battery wire breaks Servo Gard cant anything can fixed minor modifica tion addition standby battery pack see sketch 3 modifications total primary battery failure will still cause Throttle servo run preset value chopper will descend no other controls func tioning crash Sure maybe severe totally-out-of-control situation think descent under power somewhat less likely destroy Helicopter would total stoppage engine depends hits wherever has superior flyaway whatever would follow after total battery system failure Having warning shutdown occur before battery exhaus tion makes system unflyable strikes DOUG BOUCHER 506 EL DORADO CT SANTA ROSACAL 95401 107-528-0264 or 107-539-3373 off cant ship until get ur order Choose design red R black B royal blue fD sky blue 5 caps fits Only $6 postpaid 4 $20 Christen Eagle BCE Corsair BF4Fortress B17 Lightning B38Liberator B24 Warhawk B40Mitchell BZS Mustang B51Superfortress B29 Spitfire BSPPhantom BP4 Sabre B86Tomcat B14 Dozens catalog send SASE Send check money order FIightIine Shirts Etc Department MA 1781 Johnmark Circle Grants Pass OR 97526 Name Address City State ZipDesignCap Color January 1983 125
Edition: Model Aviation - 1983/01
Page Numbers: 22, 23, 24, 25, 26, 27, 121, 124, 125
NO OCR TEXT NO OCR TEXT nese pictures snowiwo uinereni cnuie pous usco authors Snapshot 2 planeand two locations forthe chutist case pod should sanded smooth prevent fabric snags chutist 72 MHz model 53 MHz close proximity receivers has caused interferencewhile some same-band combinations have troublesome regard photo right authors wife Dawn can seen mirror fuselage allows camera look rearward pilot has quick shutter close-ups releases can hand transmitter kids may have climb ing trees cant actually crash asked wanted name little guy Immediately replied Christo pher Boy fast Christo pher asked watching TV interview Christopher Reeve played role Superman flies too Chris could talk could just imagine comments first jump rained day before hung wing pod face right over large balloon tires Im sure hoping run through puddles takeoff Snapshot 2 cleared puddles took Chris altitude just minute Guessing best could wind speed direction called Dawn release chute few seconds Chris riding overhead toward trees behind us wind strong Chris could pene trate steering lines much too short trailing edge chute too far down would flairing land would simple matter correct next flight could get Chris down within reach Chuck Thomas Left Luthertests new red-and-white patriotic chute inflating lightwind Photo JudyOckert Inventorof parafoil design Domina Jalbert built first fabric wings ss kitelater adapated parachute use Right Flying parachutist windy day often results long walk retrieval photo shows Dawn Hux about retrieve Chris taking step Best learning calm days team manager took over controls began steer along edge tree line Bruce Robertson ran after chutist dodging number puddles field Fortunately Bruce below Chris Chris landed Bruce up top shoes water Chris would have up servos chute performed better adjust ments made turns very slow Later cut two gores chute increased Chris weight get forward speed better wind penetration will see photos chute both seven five gores steering lines removed hands run through wire loops hands attached main harness leverage change along increased weight provided very quick turn response Chris usually rode Snapshot 2 liftticket first year existence has since aboard other modelssuch Ralph Heaths Quarter Scale J-3 Cub made jumps look very realistic Ken doll rides pilot J-3 Ken dolls look little skinny compared Chris Unfortunately day came Chris jumping fun jump save himself Just Cub reached drop zone area pilot alerted us controls right called Dawn release immediately Chris safely way Cubs engine went idle batteries gave out Cub circled Chris way down Cub missed Chris almost level during approach left wing tip caught Cub cartwheeled later repaired now used air shows Since Snapshot 2 camera plane couldnt resist opportunity take photos Chris leaving plane camera usually views out wingtip added first-surface mirror allow camera view past tail section Chris camera mirror aboard takeoff roll unusually long Snapshot 2 did job captured exit shot Chris chute just starting open easy flying practice have used parafoil chute wings made ParaCraft kite lift Chris about 200 feet Since no airplane fly land Dawn can concentrate just flying Chris Keep mind landing Chris target like making good dead-stick landing spent afternoon Manassas flying field reserved non-powered models using kite lift Four Sailplane pilots Larry Parks Ray Vierling Bob Engelmann Bud Welser helped relaunching flying kite could get close look different type glider Usually Dawn can land Chris right want Sometimes set him right transmitter several shows strong thermal kept Chris up nearly five minutes added unexpected drift descent Needless say flights nowhere near target Dont discouraged own chutist gets blown away occasion long flights surprising since have weight smoke cart ridge extra battery fire have included smoke system article simple system cartridges expensive miniature firing system difficult smoke often stains chute air show Leesburg Airport right after jump team demonstration Dawn landed Chris just way seen parachutist land earlier picked up Chris held him up Dawn could operate arms wave audience Thats great teenager yelled out Now lets see him pick up chute walk back Pick name jumper lets start building him plan give much detail sewing chute can think January 198325 four pictures plus another next page showthe sequence packing parachute Top Left First hang chute upside down allow panels hang evenly between ribs place chute its side ss shown drawing Gather lines column far up chute possible excess line longer lines should placed loosely over center ribs Top Right Fold bottom half ribs up overtop half enclosing loose lines fold Above Left Begin chute leading edge about 3-in folds zig-zag pattern producIng nearly square pack Rule Folds must alternate never fold once direction Above Right lines will exit fold Open pack next fold before after lines fold remainkng lines until head chutist against pack Close pack its original shape Attention details will help assure RC parachutist doesnt craeh cant talk seamstress helping will still have good chance success Please read instructions before starting phase construction start chutist must first select suitable radio receiver must small battery around 100 mil servos large heavy-duty type Because long servo arms cannot recommend minia ture servos transmitter must have two vertical sticks arm chutist Most two-channel transmitters have rotating sticks Lay out radio parts over plans decide adjustments must made equipment fit Assemble 1/32 plywood box after cutting out openings switch servo shafts Trim mounting tabs servo cases Dont worry about ruining servos can order replacement cases use servos another project Check rotation servos before installation chutist face-down table can see servo shafts left servo should rotate counterclockwise transmitter stick throttle position moved full- low-throttle position right servo right arm should rotate clockwise elevator control stick moved down up elevator position Pulling sticks toward should lower arms transmitter must modified spring-load sticks toward top case could just remove springs manually move sticks re turned position springs simple install Cut plugs servo cables route servo wires through new hole case facing battery area Solder plugs minimum amount wire required job body too confined exces sive wire Use silicon glue hold servos place put glue back area box Just glue area touching sides servos will let cut servos loose repairs inserting X-Acto blade between box servo case have no problems getting servos out needed receiver wedged foam held place switch charge plug battery fit too tight remove plastic case wrap cells tape silicon-glue place Dont put glue over battery vents hole Paint detail jumpers head dry mount plywood body Bend support wires Drill hole bulkhead notch shoulders figure head support wire will fit flush body epoxy wires place Cut four leg patterns muslin fabric bed sheets Stitch together make two leg stockings turn right-side-out Push plywood footprint shoe area flatten like shoe sole stuff leg strips old nylon stockings until legs firm Dont worry about weight chutists will too light will require clay ballast Stitch two legs together crotch test fit body Adjust gather needed whiteglue body Color boots black Magic Marker Cut two arms 3/32-in nylon sheet Bend arms shown drawings follows Place arms edge table forearm over edge just above elbows Heat MonoKote heat gun until pliable Bend just beyond desired angle hold until cool White stress marks means youre bending nylon before its hot enough Check matching angles Without bend chutist ap pears unnatural Drill hole hands wire slide slide allows double distance pull steering lines Cut holes servo wheel shafts Obtain large servo wheels avail able radio system Lightly sand bottom servo wheel shoulder area arms Place arms wheels wheels servo shafts Turn radio move control sticks trims toward top transmitter case arms raised 1- V 00 U2 2t 2 I0C4/ W20 2000V4a -7 -z0 22 00 12 20Zo 02 C position arms raised mark position wheel nylon arm can remove Hot-Stuff arms wheels proper position Dont attempt directly servo may glue shaft Test operaton left stick should lower left arm pull stick 26 Model Aviation previous step packing chute left Tiat pack may have round tube put such Simply roll pack U-shape wili make nearly round Keep chutists head against pack siidethe chute tube Reach behind chutist push release bar until chutlat reiease tab Release pin wili snap place properly aligned Christopher way up another jump rascal seems like Ordinarily Dawn Hux files parachutist Luther mans airplane camera its fun something dIfferent models Full-Size Plans Available. Page 172 442 55-4 4 8 44 040 444 44 44 440 3 4 444 r5 424 585 852 44 888 85 M445 W0 8s 4il 88 8 45 448 8s45 558 8 24 475 8 J2444 485 050 Ia F 4-4 a- w z a 43 -0 1o 84445 54455 toward etc Follow drawings release sys tem push-out method allows attach remove chutist transmitter Very handy packing testing screws used bulkhead side landing gear straps carry weight epoxy screws place nylon control horn makes good release tab wire hook will also work will have drill own release hole nylon tab ones already too close edge Cut hole over-size easy movement release pin have release pieces place lightly Hot-Stuff nylon tubing guide place test RC release Adjust needed until release pin dis appears completely landing gear strap full-down arm movement release pin should go fully other strap arm up Adjust length wire position guide until release works correctly epoxy guide tube place sure edge arm will slip over under wire angle rides against arms edge balloon suit select washable fabric can hot-knife-cut such nylon Make cardboard templates suit pattern Shape point 25-watt soldering iron like blade shown drawings Practice cutting fabric before cutting suit pieces good practice youll need before cutting chute Fold stitch dart front panel Stitch two patterns together turn right-side-out Glue thin strips Velcro edge opening above dart Remove servo arms fit suit body Reposition servo arms temporarily make decision about suit fits before going further looks good actually bulky since balloon suit mark cutouts made Turn radio test easy movement arms Enlarge suit arms bind Locate switch charger plug support wires release pin servo screw open ings Mark location suit cutting hot knife suit removed Place cardboard inside suit prevent burning unwanted holes cut ting openings Try suit again Pull antenna through pants leg install servo screws through holes check other openings location Test operation satisfied begin decorating suit Dont attach harness suit off use Middy Braid sewing supplies harness Glue braid suit dont let glue get over place Glue main chute container back suit dont glue over servo screw access holes Glue front reserve chute choose use thousands decoration variations pick book copy Keep mind detail cannot seen across room let alone air make trim simple start chute must first order ripstop nylon best fabric work lightest available full-scale para chutes recommend uncoated fabric surplus parachutes can sewing nightmare However same recently-made coated fabric use also recommend ripstop used kites very stiff may open properly Stick real thing local parachute supply house purchased National Parachute Supply telephone 800-526-5946 Next locate good sewing machine possible knowledgeable helper will give much advice can case cannot get such assistance Use #9 #11 ball-point needle Test thread tension carefully light weight fabric according machine instruc Continued page 121 January 1983 27 8 445 5555 54 44 5 S S 04n S 54 S MNr4J LENOTh UNES -CAN 450CM TO DS WING STAB & FUSELAGE ~4*** IHOICE OF MODELERS II— StandardFuse-Jig $1000 Full House Wing jig $5995Wing & F use Jig Ajustojig CoR R 1 Box 673Noblesville lndana 46060317 877-2223 Whether consider yourself novice oran expert model builder A-i usto Jig will improve aircraft construc tion e valuable time bargain A-Justo-Jig holds major com ponents proper alignment entire unit will rotate 360 permit fit glue plank shape sand con venient position No messy glu ing over plans waiting dry before beginning opposite side. A-i usto-Jig will adjust rib former spacing lets build-in wing dihedral strong warp-free construction TO USE simple template rib indexing tool included locate drill holes rib alignment rods easy preparation takes approx 15 minutes average wing A-i usto-Jig builds em better Ask favorite hobby dealer Youll glad did arantee Propeller explosions incidents blades part company hub no means confined nylon props Judging accounts contained letters readers prop no matter what its material should regarded potential blade-thrower However would venture say number incidents blades separating com pared number props produced small Nevertheless no manufacturer volume product such prop can expected inspect 100% production few bad ones may reach shelves local hobby Store letter Bruce Devisser points out Bruce lucky defective prop broke tightening prop nut happened might well have caused injury much serious relates Using 4-way dogbone wrench started tighten prop nut new prop gripping blade left hand wrapped around thumb resting top prop hub blade hub suddenly separated rotation hub sharp splinters exposed tore one-inch gash thumb After first aid serious consideration cancelling flying day continued Very carefully attempted loosen prop nut anticipated other blade snapped off Careful inspection revealed remarkably clean break rear face first blade front splintered second blade appeared have some sort dry rot fungus inside blade Also grain ran perpendicu lar span blade Defective propeller betcha should have atleast observed grain problem conclude months column have safety tip David Anderson Bumsville MN Davids tip also concems avoiding injuries caused propellers Heres simple convenient safety device have using Twin City Radio Controllers field several years An old fuel jug filled gravel kept pit area starting engine jug placed front wing opposite enginestarter Should plane slip fliers grasp lurch forward plane will rotated away pilot preventing unwanted vasectomy jug also prevents plane creeping forward until ready taxied out runway photograph shows jug placed against wing Davids Vultee BT- 13 its fat fuselage hard hold hand would pleased publish other safety tips readers might have Have safe month John Preston 7012 Elvira Ct Falls Church VA 22042 Christopher/Hux Continued page27 tions Set stitch about eight stitches inch Use double-feed foot available Set needle position far right straight stitch work Cut templates patterns illustra tion board save work cut entire end template fabric pieces required trim off bottom end plate portion use template inside ribs Practice spare fabric get knack cutting hot blade strongly recommend make up list pieces cut before starting List color shape quantity make notes such ribs have holes side rib attach lines lines will outside rib ends Select dark color right end rib memor ize orientation flying cutting should done formica coated wallboard heavy aluminum foil prevent nylon bonding surface bonds too can easily removed sure cutting well ventilated area hot-knife Continued page 124 CON TROLINE FL YERS /Well Help get Contralino. 4etco%~ SHARK 15 Fo m ed meonyap ceReduc ononJeco Conto neK 5 aatoyd ect oyou Send25 o Stamped/AddresatfEnvelop6 THE CA ZAIC co INC 883 Lexington Ave Dept CL Brooklyn New York 11221 OEft6N 1/4SCALE SEMI KIT139001 CALE COMPLETEKIT.199OO 1/3SCALE SEMI KIT16900 PLEASE ADD $750 FOR SSIIPI114C 1/3 SCALE COMPLETE KIT. 22900 s/4 SCALE SPAN 80 WEIGHT 20# ENGINE QIJADRA 1/3 SCALE SPAN 106 WEIGHT 28# ENGINE QUADRA SEMI KITS cONTAIN SAWED AND SANDED FORMERS WALL WINO RIBS TIRE RUDDER AND STAB OUTLIN SIZE PLANG COMPLETE KITS CONTAIN THE ABOVE PANTS L PINE AND BALSA STRIP WOOD HABOWANE SEND $1 00 FOR OUR COMPLETE CATALOG PHONE t419 599-2121 January 1983 121 S PERFECT COVERING MATERIAL FOR LARGE R/C MODELS 18 oz/sq yd Shrinkable Easy apply Extremely strong Dope doesnt run thmugh like silk 86 WId lyd SEES 3yds51750 5yds52750 ORDER DIRECT Add $100 Handling t Ian 2 rlenadal JERRY NELSON & COMPANY 35l0 San Maeo Nvda 53555 7023220664 Kits Epoxglass Mr Gs Products & Supply 1010 Gratiot ox 111 Marysyille Michigan 80O 1-31 3-36-S375 N Nick Zirolis GIANT RIC SCALE PLAN DESIGNS 2 Cu size Engines AT-6 TEXAN24 I101 Spon$5700ppUSA FOEKOR DR-I27 163 TIpe$2500ppUSA POP BEARCAT24 106 Spon$2700ppUSA CURTISS P-4E2 19C Spon$2700ppUSA FAU CORSAIR2193 Spon$2700ppUSA Fiberglass Cowlings & Canopies available also Send stamp tar detailed broorrores nor Giant Scale Avoessorres Oar Plans sent Postpaid railbin toe UbAl 6 . UT SCALE MODELS ZERO PIETENPOL PIPER CUB ANDRESON MUSTANGLACEY M-1O jjrPowerdSPORT MODELS PRAIRIE BIRD 4 $595 Kits $595 MILES M18 DRUINE COUGAR GIPSY MOTH GANAGOBIE BABY ACE$649 ONE NITE 28$695 ONE NITE 16$595 STRINGLESS$495 PECK ROG$195 RADIO BLIMPS CONTROLLED II and 13 FOOT LONGKITS OR READY TO FLY NOW IN THREE COLORS GRAY ORANGE YELLOW LOW PRICES HARD TO FIND ITEMS CATALOG $100 DAAk.D*AhflS*AE PHONE 610 4424636 5~nonWnnnfnor 619 469-8675 W BOX 2498 -MA LA MESA CA 92041 stopher cont point must kept Clean tO cut effectively Since edges hot-knife-cut no need hemming However leading edges ribs panels hemmed strengthen Next use thick white glue like SoBo Grrrip attach nylon line ribs substitute another line squidding line resists tangles best set sewing machine zig-zag sew lines ribs As shown drawing zig goes through line zag through fabric Pull threads start first few stitches help start line thickness through prevent tension loss attach lines straight stitch will pucker badly Tie knots threads both ends stitch knot very important attach trailing edge TE lines until assembly complete Once lines attached leading edge LE hemmed can begin sewing pieces together see numbers front view sketch stitching begins LE ensure alignment First straight-stitch top long panels together correct color sequence Second attach ribs top panel seams shown front view drawing Third begin end attach bottom short panels rib base Start end panel work across other end have difficulty aligning three layers fabric inner ribs reset machine six stitches inch attach panel side rib first attach other panel Return eight stitches per inch end ribs two layers Use chalk marker show edge end panel attached end ribs Lastly chalk mark TE ribs end mark straightedge aligned along marks stitch described next paragraph line close TE Hot-knife-cut -in stitch improve forward speed can vent gore TE Simply leave oneinch-long section center gore unstitched air can pass through TE Layers fabric will bond hot-knifecut will need separate fabric edges behind sewing gap complete air passageway Now attach short steering lines TE third line end over yard long trimmed after rigging Glue inch steering line parallel TE stitch place Lay chute its top assemble steering lines shown small sketch Bind lightly thread wait glue until completed chute ready alignment Lay chute its side over plans aligning ribs rib pattern Weight chute down books Assemble half lines harness Control Line clip small Perfect Brand Bind thread glue Thread steering lines through hand slides act pulleys attach clips Deflect TE attached steering lines about inch closer chutist center TE lines attached main harness over comes dead throw created round edge chute inflated Go outside light steady wind run through house have room see chute has extra-tight extraloose lines single loose line should tightened single tight line should lengthened particularly true steering lines Let majority rule change odd tension line lines appear glue steering line joint trim excess line except steering lines hands tucked inside suit until jump-tested chute hanging upside-down servo arms should able raise TE up LE Theres item build before jump-tb st pod can hundred differ ent shapes long tube holds packed chute snugly board strong enough support weight used Lite Ply board Thermos bottle nylon liner tube can use tubing LEggs hose egg nose cone get idea use whatever will fit plane whatever have handy Dont allow edges can snag lines cut fabric install 1 24 Model Aviation Lake Buccaneer$26000 Grumman Widgeon$30000 EIIELISIUIIJ BALRNLL VI ALL UII1ELIIUN Heres eQuipment need give props 100 very nest balancebalance directions Carefully crafted top grade materials BUBBLE BALANCER accomodates 3/161/4 9/32 prop holes Other sizes availahiR special order Dealers ovited $1695 Add $150 lotHOWARD B HUEBI SEPT ASS postage handing kt Mion add 4% sales 101 No COIls Ron 82 Rn 8 Mnkato MN 56001 PRY 5 Catalina$AOO00 Hepubkc seabee5195U release tab too near TE could make some models tail-heavy pod attached rubberbands nylon bolts can used Install blocks bottom wing curved strip ailerons add blocks allow space aileron throw Follow photo sequence packing Test release over bed Since chutist exits plane about 450 should hold nose pod up 450 simulation hold pod level Since no slipstream chutist will exit straight down may damage fabric edge tube actual flight exit will smooth silk Work out malfunctions before trying model choose test chute building pack chute Launch chute already open Select calm day can interpret what happening should able complete full 3600 turn about 100 feet less Two things will make turns slow too little weight TE deflected enough turns chutist underweight will float turn slowly fail penetrate headwind best chutist can hold its ground position 10 mph wind turns too fast straight flight too tricky reduce weight lengthen steering lines first real jump choose calm day Spotting jump point takes practice amount wind problem becomes difficult Release about 300 feet upwind plane about 450 elevation Pull transmitter sticks back immediately release hold sticks down will increase strain servos chute opens Try have arms up position opens occurs about 15 feet behind model best have model ttle sure model choose has stab chutist will clear Also beware antenna wires counter balances stab other items could snag chute lines Stay off controls first Like wing chute will show up warps its glide Adjust lines overcome test steering pulling control stick direction want chutist going overhead turn wind try hold position chutist dropping front turn downwind increase speed toward making dead-stick landing Hitting target takes practice chutist rolls landing lines tangled study carefully usually takes two moves straighten out Ive hung Chris over car antenna over bee nest Lets hope landings will good ones have much fun learning jump weve 9 STUN LKi 4/C MODEL SPONSORED BY REDWOOD MODELERS MARCH 4-51983 EL RANCHO-TROPICANA SANTA ROSA CALIF SHOW HOURS SAT 10-6 SUN 10-4 EUAA REGISTRATION 9am TO 2 pm SATURDAY DEMONSTRATIONS MANUFACTURERS SPLAYS RETAIL WELCOME RW#S LATEST R/C ENGINES- KITS AccESSoRIES-TOOLS AUCTI ON Ip SUNtY-BRINGALLvUR OLD STUPPJ WDS TO 3rd PLACE ALL CATAGORIES OFF RAMP ARDS BANQUET DINNER 730 pun SAT ADMISSION $2OOUNDER 12 FREE S F SO MILES Radio Technique/Myers Continued page 29 flying done part-throttle See going help more people get Heli copters Another possibility exists Servo Gard manufactured RF Enterprises 106 North Main Street Arlington OH 45814 @ $3795 postpaid can several things 1 Shut throttle down preset value flight pack battery voltage drops below some preset number about 46 VDCyou can set throttle shutdown point value lets chopper descend comfortable rate still under control other control channels 2 Shut down throttle same point described previous item after loss control pulses receiverifthe rest ofthe system actually functioning properly can bring engine speed up again pulses resume Now two fine battery wire breaks Servo Gard cant anything can fixed minor modifica tion addition standby battery pack see sketch 3 modifications total primary battery failure will still cause Throttle servo run preset value chopper will descend no other controls func tioning crash Sure maybe severe totally-out-of-control situation think descent under power somewhat less likely destroy Helicopter would total stoppage engine depends hits wherever has superior flyaway whatever would follow after total battery system failure Having warning shutdown occur before battery exhaus tion makes system unflyable strikes DOUG BOUCHER 506 EL DORADO CT SANTA ROSACAL 95401 107-528-0264 or 107-539-3373 off cant ship until get ur order Choose design red R black B royal blue fD sky blue 5 caps fits Only $6 postpaid 4 $20 Christen Eagle BCE Corsair BF4Fortress B17 Lightning B38Liberator B24 Warhawk B40Mitchell BZS Mustang B51Superfortress B29 Spitfire BSPPhantom BP4 Sabre B86Tomcat B14 Dozens catalog send SASE Send check money order FIightIine Shirts Etc Department MA 1781 Johnmark Circle Grants Pass OR 97526 Name Address City State ZipDesignCap Color January 1983 125
Edition: Model Aviation - 1983/01
Page Numbers: 22, 23, 24, 25, 26, 27, 121, 124, 125
NO OCR TEXT NO OCR TEXT nese pictures snowiwo uinereni cnuie pous usco authors Snapshot 2 planeand two locations forthe chutist case pod should sanded smooth prevent fabric snags chutist 72 MHz model 53 MHz close proximity receivers has caused interferencewhile some same-band combinations have troublesome regard photo right authors wife Dawn can seen mirror fuselage allows camera look rearward pilot has quick shutter close-ups releases can hand transmitter kids may have climb ing trees cant actually crash asked wanted name little guy Immediately replied Christo pher Boy fast Christo pher asked watching TV interview Christopher Reeve played role Superman flies too Chris could talk could just imagine comments first jump rained day before hung wing pod face right over large balloon tires Im sure hoping run through puddles takeoff Snapshot 2 cleared puddles took Chris altitude just minute Guessing best could wind speed direction called Dawn release chute few seconds Chris riding overhead toward trees behind us wind strong Chris could pene trate steering lines much too short trailing edge chute too far down would flairing land would simple matter correct next flight could get Chris down within reach Chuck Thomas Left Luthertests new red-and-white patriotic chute inflating lightwind Photo JudyOckert Inventorof parafoil design Domina Jalbert built first fabric wings ss kitelater adapated parachute use Right Flying parachutist windy day often results long walk retrieval photo shows Dawn Hux about retrieve Chris taking step Best learning calm days team manager took over controls began steer along edge tree line Bruce Robertson ran after chutist dodging number puddles field Fortunately Bruce below Chris Chris landed Bruce up top shoes water Chris would have up servos chute performed better adjust ments made turns very slow Later cut two gores chute increased Chris weight get forward speed better wind penetration will see photos chute both seven five gores steering lines removed hands run through wire loops hands attached main harness leverage change along increased weight provided very quick turn response Chris usually rode Snapshot 2 liftticket first year existence has since aboard other modelssuch Ralph Heaths Quarter Scale J-3 Cub made jumps look very realistic Ken doll rides pilot J-3 Ken dolls look little skinny compared Chris Unfortunately day came Chris jumping fun jump save himself Just Cub reached drop zone area pilot alerted us controls right called Dawn release immediately Chris safely way Cubs engine went idle batteries gave out Cub circled Chris way down Cub missed Chris almost level during approach left wing tip caught Cub cartwheeled later repaired now used air shows Since Snapshot 2 camera plane couldnt resist opportunity take photos Chris leaving plane camera usually views out wingtip added first-surface mirror allow camera view past tail section Chris camera mirror aboard takeoff roll unusually long Snapshot 2 did job captured exit shot Chris chute just starting open easy flying practice have used parafoil chute wings made ParaCraft kite lift Chris about 200 feet Since no airplane fly land Dawn can concentrate just flying Chris Keep mind landing Chris target like making good dead-stick landing spent afternoon Manassas flying field reserved non-powered models using kite lift Four Sailplane pilots Larry Parks Ray Vierling Bob Engelmann Bud Welser helped relaunching flying kite could get close look different type glider Usually Dawn can land Chris right want Sometimes set him right transmitter several shows strong thermal kept Chris up nearly five minutes added unexpected drift descent Needless say flights nowhere near target Dont discouraged own chutist gets blown away occasion long flights surprising since have weight smoke cart ridge extra battery fire have included smoke system article simple system cartridges expensive miniature firing system difficult smoke often stains chute air show Leesburg Airport right after jump team demonstration Dawn landed Chris just way seen parachutist land earlier picked up Chris held him up Dawn could operate arms wave audience Thats great teenager yelled out Now lets see him pick up chute walk back Pick name jumper lets start building him plan give much detail sewing chute can think January 198325 four pictures plus another next page showthe sequence packing parachute Top Left First hang chute upside down allow panels hang evenly between ribs place chute its side ss shown drawing Gather lines column far up chute possible excess line longer lines should placed loosely over center ribs Top Right Fold bottom half ribs up overtop half enclosing loose lines fold Above Left Begin chute leading edge about 3-in folds zig-zag pattern producIng nearly square pack Rule Folds must alternate never fold once direction Above Right lines will exit fold Open pack next fold before after lines fold remainkng lines until head chutist against pack Close pack its original shape Attention details will help assure RC parachutist doesnt craeh cant talk seamstress helping will still have good chance success Please read instructions before starting phase construction start chutist must first select suitable radio receiver must small battery around 100 mil servos large heavy-duty type Because long servo arms cannot recommend minia ture servos transmitter must have two vertical sticks arm chutist Most two-channel transmitters have rotating sticks Lay out radio parts over plans decide adjustments must made equipment fit Assemble 1/32 plywood box after cutting out openings switch servo shafts Trim mounting tabs servo cases Dont worry about ruining servos can order replacement cases use servos another project Check rotation servos before installation chutist face-down table can see servo shafts left servo should rotate counterclockwise transmitter stick throttle position moved full- low-throttle position right servo right arm should rotate clockwise elevator control stick moved down up elevator position Pulling sticks toward should lower arms transmitter must modified spring-load sticks toward top case could just remove springs manually move sticks re turned position springs simple install Cut plugs servo cables route servo wires through new hole case facing battery area Solder plugs minimum amount wire required job body too confined exces sive wire Use silicon glue hold servos place put glue back area box Just glue area touching sides servos will let cut servos loose repairs inserting X-Acto blade between box servo case have no problems getting servos out needed receiver wedged foam held place switch charge plug battery fit too tight remove plastic case wrap cells tape silicon-glue place Dont put glue over battery vents hole Paint detail jumpers head dry mount plywood body Bend support wires Drill hole bulkhead notch shoulders figure head support wire will fit flush body epoxy wires place Cut four leg patterns muslin fabric bed sheets Stitch together make two leg stockings turn right-side-out Push plywood footprint shoe area flatten like shoe sole stuff leg strips old nylon stockings until legs firm Dont worry about weight chutists will too light will require clay ballast Stitch two legs together crotch test fit body Adjust gather needed whiteglue body Color boots black Magic Marker Cut two arms 3/32-in nylon sheet Bend arms shown drawings follows Place arms edge table forearm over edge just above elbows Heat MonoKote heat gun until pliable Bend just beyond desired angle hold until cool White stress marks means youre bending nylon before its hot enough Check matching angles Without bend chutist ap pears unnatural Drill hole hands wire slide slide allows double distance pull steering lines Cut holes servo wheel shafts Obtain large servo wheels avail able radio system Lightly sand bottom servo wheel shoulder area arms Place arms wheels wheels servo shafts Turn radio move control sticks trims toward top transmitter case arms raised 1- V 00 U2 2t 2 I0C4/ W20 2000V4a -7 -z0 22 00 12 20Zo 02 C position arms raised mark position wheel nylon arm can remove Hot-Stuff arms wheels proper position Dont attempt directly servo may glue shaft Test operaton left stick should lower left arm pull stick 26 Model Aviation previous step packing chute left Tiat pack may have round tube put such Simply roll pack U-shape wili make nearly round Keep chutists head against pack siidethe chute tube Reach behind chutist push release bar until chutlat reiease tab Release pin wili snap place properly aligned Christopher way up another jump rascal seems like Ordinarily Dawn Hux files parachutist Luther mans airplane camera its fun something dIfferent models Full-Size Plans Available. Page 172 442 55-4 4 8 44 040 444 44 44 440 3 4 444 r5 424 585 852 44 888 85 M445 W0 8s 4il 88 8 45 448 8s45 558 8 24 475 8 J2444 485 050 Ia F 4-4 a- w z a 43 -0 1o 84445 54455 toward etc Follow drawings release sys tem push-out method allows attach remove chutist transmitter Very handy packing testing screws used bulkhead side landing gear straps carry weight epoxy screws place nylon control horn makes good release tab wire hook will also work will have drill own release hole nylon tab ones already too close edge Cut hole over-size easy movement release pin have release pieces place lightly Hot-Stuff nylon tubing guide place test RC release Adjust needed until release pin dis appears completely landing gear strap full-down arm movement release pin should go fully other strap arm up Adjust length wire position guide until release works correctly epoxy guide tube place sure edge arm will slip over under wire angle rides against arms edge balloon suit select washable fabric can hot-knife-cut such nylon Make cardboard templates suit pattern Shape point 25-watt soldering iron like blade shown drawings Practice cutting fabric before cutting suit pieces good practice youll need before cutting chute Fold stitch dart front panel Stitch two patterns together turn right-side-out Glue thin strips Velcro edge opening above dart Remove servo arms fit suit body Reposition servo arms temporarily make decision about suit fits before going further looks good actually bulky since balloon suit mark cutouts made Turn radio test easy movement arms Enlarge suit arms bind Locate switch charger plug support wires release pin servo screw open ings Mark location suit cutting hot knife suit removed Place cardboard inside suit prevent burning unwanted holes cut ting openings Try suit again Pull antenna through pants leg install servo screws through holes check other openings location Test operation satisfied begin decorating suit Dont attach harness suit off use Middy Braid sewing supplies harness Glue braid suit dont let glue get over place Glue main chute container back suit dont glue over servo screw access holes Glue front reserve chute choose use thousands decoration variations pick book copy Keep mind detail cannot seen across room let alone air make trim simple start chute must first order ripstop nylon best fabric work lightest available full-scale para chutes recommend uncoated fabric surplus parachutes can sewing nightmare However same recently-made coated fabric use also recommend ripstop used kites very stiff may open properly Stick real thing local parachute supply house purchased National Parachute Supply telephone 800-526-5946 Next locate good sewing machine possible knowledgeable helper will give much advice can case cannot get such assistance Use #9 #11 ball-point needle Test thread tension carefully light weight fabric according machine instruc Continued page 121 January 1983 27 8 445 5555 54 44 5 S S 04n S 54 S MNr4J LENOTh UNES -CAN 450CM TO DS WING STAB & FUSELAGE ~4*** IHOICE OF MODELERS II— StandardFuse-Jig $1000 Full House Wing jig $5995Wing & F use Jig Ajustojig CoR R 1 Box 673Noblesville lndana 46060317 877-2223 Whether consider yourself novice oran expert model builder A-i usto Jig will improve aircraft construc tion e valuable time bargain A-Justo-Jig holds major com ponents proper alignment entire unit will rotate 360 permit fit glue plank shape sand con venient position No messy glu ing over plans waiting dry before beginning opposite side. A-i usto-Jig will adjust rib former spacing lets build-in wing dihedral strong warp-free construction TO USE simple template rib indexing tool included locate drill holes rib alignment rods easy preparation takes approx 15 minutes average wing A-i usto-Jig builds em better Ask favorite hobby dealer Youll glad did arantee Propeller explosions incidents blades part company hub no means confined nylon props Judging accounts contained letters readers prop no matter what its material should regarded potential blade-thrower However would venture say number incidents blades separating com pared number props produced small Nevertheless no manufacturer volume product such prop can expected inspect 100% production few bad ones may reach shelves local hobby Store letter Bruce Devisser points out Bruce lucky defective prop broke tightening prop nut happened might well have caused injury much serious relates Using 4-way dogbone wrench started tighten prop nut new prop gripping blade left hand wrapped around thumb resting top prop hub blade hub suddenly separated rotation hub sharp splinters exposed tore one-inch gash thumb After first aid serious consideration cancelling flying day continued Very carefully attempted loosen prop nut anticipated other blade snapped off Careful inspection revealed remarkably clean break rear face first blade front splintered second blade appeared have some sort dry rot fungus inside blade Also grain ran perpendicu lar span blade Defective propeller betcha should have atleast observed grain problem conclude months column have safety tip David Anderson Bumsville MN Davids tip also concems avoiding injuries caused propellers Heres simple convenient safety device have using Twin City Radio Controllers field several years An old fuel jug filled gravel kept pit area starting engine jug placed front wing opposite enginestarter Should plane slip fliers grasp lurch forward plane will rotated away pilot preventing unwanted vasectomy jug also prevents plane creeping forward until ready taxied out runway photograph shows jug placed against wing Davids Vultee BT- 13 its fat fuselage hard hold hand would pleased publish other safety tips readers might have Have safe month John Preston 7012 Elvira Ct Falls Church VA 22042 Christopher/Hux Continued page27 tions Set stitch about eight stitches inch Use double-feed foot available Set needle position far right straight stitch work Cut templates patterns illustra tion board save work cut entire end template fabric pieces required trim off bottom end plate portion use template inside ribs Practice spare fabric get knack cutting hot blade strongly recommend make up list pieces cut before starting List color shape quantity make notes such ribs have holes side rib attach lines lines will outside rib ends Select dark color right end rib memor ize orientation flying cutting should done formica coated wallboard heavy aluminum foil prevent nylon bonding surface bonds too can easily removed sure cutting well ventilated area hot-knife Continued page 124 CON TROLINE FL YERS /Well Help get Contralino. 4etco%~ SHARK 15 Fo m ed meonyap ceReduc ononJeco Conto neK 5 aatoyd ect oyou Send25 o Stamped/AddresatfEnvelop6 THE CA ZAIC co INC 883 Lexington Ave Dept CL Brooklyn New York 11221 OEft6N 1/4SCALE SEMI KIT139001 CALE COMPLETEKIT.199OO 1/3SCALE SEMI KIT16900 PLEASE ADD $750 FOR SSIIPI114C 1/3 SCALE COMPLETE KIT. 22900 s/4 SCALE SPAN 80 WEIGHT 20# ENGINE QIJADRA 1/3 SCALE SPAN 106 WEIGHT 28# ENGINE QUADRA SEMI KITS cONTAIN SAWED AND SANDED FORMERS WALL WINO RIBS TIRE RUDDER AND STAB OUTLIN SIZE PLANG COMPLETE KITS CONTAIN THE ABOVE PANTS L PINE AND BALSA STRIP WOOD HABOWANE SEND $1 00 FOR OUR COMPLETE CATALOG PHONE t419 599-2121 January 1983 121 S PERFECT COVERING MATERIAL FOR LARGE R/C MODELS 18 oz/sq yd Shrinkable Easy apply Extremely strong Dope doesnt run thmugh like silk 86 WId lyd SEES 3yds51750 5yds52750 ORDER DIRECT Add $100 Handling t Ian 2 rlenadal JERRY NELSON & COMPANY 35l0 San Maeo Nvda 53555 7023220664 Kits Epoxglass Mr Gs Products & Supply 1010 Gratiot ox 111 Marysyille Michigan 80O 1-31 3-36-S375 N Nick Zirolis GIANT RIC SCALE PLAN DESIGNS 2 Cu size Engines AT-6 TEXAN24 I101 Spon$5700ppUSA FOEKOR DR-I27 163 TIpe$2500ppUSA POP BEARCAT24 106 Spon$2700ppUSA CURTISS P-4E2 19C Spon$2700ppUSA FAU CORSAIR2193 Spon$2700ppUSA Fiberglass Cowlings & Canopies available also Send stamp tar detailed broorrores nor Giant Scale Avoessorres Oar Plans sent Postpaid railbin toe UbAl 6 . UT SCALE MODELS ZERO PIETENPOL PIPER CUB ANDRESON MUSTANGLACEY M-1O jjrPowerdSPORT MODELS PRAIRIE BIRD 4 $595 Kits $595 MILES M18 DRUINE COUGAR GIPSY MOTH GANAGOBIE BABY ACE$649 ONE NITE 28$695 ONE NITE 16$595 STRINGLESS$495 PECK ROG$195 RADIO BLIMPS CONTROLLED II and 13 FOOT LONGKITS OR READY TO FLY NOW IN THREE COLORS GRAY ORANGE YELLOW LOW PRICES HARD TO FIND ITEMS CATALOG $100 DAAk.D*AhflS*AE PHONE 610 4424636 5~nonWnnnfnor 619 469-8675 W BOX 2498 -MA LA MESA CA 92041 stopher cont point must kept Clean tO cut effectively Since edges hot-knife-cut no need hemming However leading edges ribs panels hemmed strengthen Next use thick white glue like SoBo Grrrip attach nylon line ribs substitute another line squidding line resists tangles best set sewing machine zig-zag sew lines ribs As shown drawing zig goes through line zag through fabric Pull threads start first few stitches help start line thickness through prevent tension loss attach lines straight stitch will pucker badly Tie knots threads both ends stitch knot very important attach trailing edge TE lines until assembly complete Once lines attached leading edge LE hemmed can begin sewing pieces together see numbers front view sketch stitching begins LE ensure alignment First straight-stitch top long panels together correct color sequence Second attach ribs top panel seams shown front view drawing Third begin end attach bottom short panels rib base Start end panel work across other end have difficulty aligning three layers fabric inner ribs reset machine six stitches inch attach panel side rib first attach other panel Return eight stitches per inch end ribs two layers Use chalk marker show edge end panel attached end ribs Lastly chalk mark TE ribs end mark straightedge aligned along marks stitch described next paragraph line close TE Hot-knife-cut -in stitch improve forward speed can vent gore TE Simply leave oneinch-long section center gore unstitched air can pass through TE Layers fabric will bond hot-knifecut will need separate fabric edges behind sewing gap complete air passageway Now attach short steering lines TE third line end over yard long trimmed after rigging Glue inch steering line parallel TE stitch place Lay chute its top assemble steering lines shown small sketch Bind lightly thread wait glue until completed chute ready alignment Lay chute its side over plans aligning ribs rib pattern Weight chute down books Assemble half lines harness Control Line clip small Perfect Brand Bind thread glue Thread steering lines through hand slides act pulleys attach clips Deflect TE attached steering lines about inch closer chutist center TE lines attached main harness over comes dead throw created round edge chute inflated Go outside light steady wind run through house have room see chute has extra-tight extraloose lines single loose line should tightened single tight line should lengthened particularly true steering lines Let majority rule change odd tension line lines appear glue steering line joint trim excess line except steering lines hands tucked inside suit until jump-tested chute hanging upside-down servo arms should able raise TE up LE Theres item build before jump-tb st pod can hundred differ ent shapes long tube holds packed chute snugly board strong enough support weight used Lite Ply board Thermos bottle nylon liner tube can use tubing LEggs hose egg nose cone get idea use whatever will fit plane whatever have handy Dont allow edges can snag lines cut fabric install 1 24 Model Aviation Lake Buccaneer$26000 Grumman Widgeon$30000 EIIELISIUIIJ BALRNLL VI ALL UII1ELIIUN Heres eQuipment need give props 100 very nest balancebalance directions Carefully crafted top grade materials BUBBLE BALANCER accomodates 3/161/4 9/32 prop holes Other sizes availahiR special order Dealers ovited $1695 Add $150 lotHOWARD B HUEBI SEPT ASS postage handing kt Mion add 4% sales 101 No COIls Ron 82 Rn 8 Mnkato MN 56001 PRY 5 Catalina$AOO00 Hepubkc seabee5195U release tab too near TE could make some models tail-heavy pod attached rubberbands nylon bolts can used Install blocks bottom wing curved strip ailerons add blocks allow space aileron throw Follow photo sequence packing Test release over bed Since chutist exits plane about 450 should hold nose pod up 450 simulation hold pod level Since no slipstream chutist will exit straight down may damage fabric edge tube actual flight exit will smooth silk Work out malfunctions before trying model choose test chute building pack chute Launch chute already open Select calm day can interpret what happening should able complete full 3600 turn about 100 feet less Two things will make turns slow too little weight TE deflected enough turns chutist underweight will float turn slowly fail penetrate headwind best chutist can hold its ground position 10 mph wind turns too fast straight flight too tricky reduce weight lengthen steering lines first real jump choose calm day Spotting jump point takes practice amount wind problem becomes difficult Release about 300 feet upwind plane about 450 elevation Pull transmitter sticks back immediately release hold sticks down will increase strain servos chute opens Try have arms up position opens occurs about 15 feet behind model best have model ttle sure model choose has stab chutist will clear Also beware antenna wires counter balances stab other items could snag chute lines Stay off controls first Like wing chute will show up warps its glide Adjust lines overcome test steering pulling control stick direction want chutist going overhead turn wind try hold position chutist dropping front turn downwind increase speed toward making dead-stick landing Hitting target takes practice chutist rolls landing lines tangled study carefully usually takes two moves straighten out Ive hung Chris over car antenna over bee nest Lets hope landings will good ones have much fun learning jump weve 9 STUN LKi 4/C MODEL SPONSORED BY REDWOOD MODELERS MARCH 4-51983 EL RANCHO-TROPICANA SANTA ROSA CALIF SHOW HOURS SAT 10-6 SUN 10-4 EUAA REGISTRATION 9am TO 2 pm SATURDAY DEMONSTRATIONS MANUFACTURERS SPLAYS RETAIL WELCOME RW#S LATEST R/C ENGINES- KITS AccESSoRIES-TOOLS AUCTI ON Ip SUNtY-BRINGALLvUR OLD STUPPJ WDS TO 3rd PLACE ALL CATAGORIES OFF RAMP ARDS BANQUET DINNER 730 pun SAT ADMISSION $2OOUNDER 12 FREE S F SO MILES Radio Technique/Myers Continued page 29 flying done part-throttle See going help more people get Heli copters Another possibility exists Servo Gard manufactured RF Enterprises 106 North Main Street Arlington OH 45814 @ $3795 postpaid can several things 1 Shut throttle down preset value flight pack battery voltage drops below some preset number about 46 VDCyou can set throttle shutdown point value lets chopper descend comfortable rate still under control other control channels 2 Shut down throttle same point described previous item after loss control pulses receiverifthe rest ofthe system actually functioning properly can bring engine speed up again pulses resume Now two fine battery wire breaks Servo Gard cant anything can fixed minor modifica tion addition standby battery pack see sketch 3 modifications total primary battery failure will still cause Throttle servo run preset value chopper will descend no other controls func tioning crash Sure maybe severe totally-out-of-control situation think descent under power somewhat less likely destroy Helicopter would total stoppage engine depends hits wherever has superior flyaway whatever would follow after total battery system failure Having warning shutdown occur before battery exhaus tion makes system unflyable strikes DOUG BOUCHER 506 EL DORADO CT SANTA ROSACAL 95401 107-528-0264 or 107-539-3373 off cant ship until get ur order Choose design red R black B royal blue fD sky blue 5 caps fits Only $6 postpaid 4 $20 Christen Eagle BCE Corsair BF4Fortress B17 Lightning B38Liberator B24 Warhawk B40Mitchell BZS Mustang B51Superfortress B29 Spitfire BSPPhantom BP4 Sabre B86Tomcat B14 Dozens catalog send SASE Send check money order FIightIine Shirts Etc Department MA 1781 Johnmark Circle Grants Pass OR 97526 Name Address City State ZipDesignCap Color January 1983 125
Edition: Model Aviation - 1983/01
Page Numbers: 22, 23, 24, 25, 26, 27, 121, 124, 125
NO OCR TEXT NO OCR TEXT nese pictures snowiwo uinereni cnuie pous usco authors Snapshot 2 planeand two locations forthe chutist case pod should sanded smooth prevent fabric snags chutist 72 MHz model 53 MHz close proximity receivers has caused interferencewhile some same-band combinations have troublesome regard photo right authors wife Dawn can seen mirror fuselage allows camera look rearward pilot has quick shutter close-ups releases can hand transmitter kids may have climb ing trees cant actually crash asked wanted name little guy Immediately replied Christo pher Boy fast Christo pher asked watching TV interview Christopher Reeve played role Superman flies too Chris could talk could just imagine comments first jump rained day before hung wing pod face right over large balloon tires Im sure hoping run through puddles takeoff Snapshot 2 cleared puddles took Chris altitude just minute Guessing best could wind speed direction called Dawn release chute few seconds Chris riding overhead toward trees behind us wind strong Chris could pene trate steering lines much too short trailing edge chute too far down would flairing land would simple matter correct next flight could get Chris down within reach Chuck Thomas Left Luthertests new red-and-white patriotic chute inflating lightwind Photo JudyOckert Inventorof parafoil design Domina Jalbert built first fabric wings ss kitelater adapated parachute use Right Flying parachutist windy day often results long walk retrieval photo shows Dawn Hux about retrieve Chris taking step Best learning calm days team manager took over controls began steer along edge tree line Bruce Robertson ran after chutist dodging number puddles field Fortunately Bruce below Chris Chris landed Bruce up top shoes water Chris would have up servos chute performed better adjust ments made turns very slow Later cut two gores chute increased Chris weight get forward speed better wind penetration will see photos chute both seven five gores steering lines removed hands run through wire loops hands attached main harness leverage change along increased weight provided very quick turn response Chris usually rode Snapshot 2 liftticket first year existence has since aboard other modelssuch Ralph Heaths Quarter Scale J-3 Cub made jumps look very realistic Ken doll rides pilot J-3 Ken dolls look little skinny compared Chris Unfortunately day came Chris jumping fun jump save himself Just Cub reached drop zone area pilot alerted us controls right called Dawn release immediately Chris safely way Cubs engine went idle batteries gave out Cub circled Chris way down Cub missed Chris almost level during approach left wing tip caught Cub cartwheeled later repaired now used air shows Since Snapshot 2 camera plane couldnt resist opportunity take photos Chris leaving plane camera usually views out wingtip added first-surface mirror allow camera view past tail section Chris camera mirror aboard takeoff roll unusually long Snapshot 2 did job captured exit shot Chris chute just starting open easy flying practice have used parafoil chute wings made ParaCraft kite lift Chris about 200 feet Since no airplane fly land Dawn can concentrate just flying Chris Keep mind landing Chris target like making good dead-stick landing spent afternoon Manassas flying field reserved non-powered models using kite lift Four Sailplane pilots Larry Parks Ray Vierling Bob Engelmann Bud Welser helped relaunching flying kite could get close look different type glider Usually Dawn can land Chris right want Sometimes set him right transmitter several shows strong thermal kept Chris up nearly five minutes added unexpected drift descent Needless say flights nowhere near target Dont discouraged own chutist gets blown away occasion long flights surprising since have weight smoke cart ridge extra battery fire have included smoke system article simple system cartridges expensive miniature firing system difficult smoke often stains chute air show Leesburg Airport right after jump team demonstration Dawn landed Chris just way seen parachutist land earlier picked up Chris held him up Dawn could operate arms wave audience Thats great teenager yelled out Now lets see him pick up chute walk back Pick name jumper lets start building him plan give much detail sewing chute can think January 198325 four pictures plus another next page showthe sequence packing parachute Top Left First hang chute upside down allow panels hang evenly between ribs place chute its side ss shown drawing Gather lines column far up chute possible excess line longer lines should placed loosely over center ribs Top Right Fold bottom half ribs up overtop half enclosing loose lines fold Above Left Begin chute leading edge about 3-in folds zig-zag pattern producIng nearly square pack Rule Folds must alternate never fold once direction Above Right lines will exit fold Open pack next fold before after lines fold remainkng lines until head chutist against pack Close pack its original shape Attention details will help assure RC parachutist doesnt craeh cant talk seamstress helping will still have good chance success Please read instructions before starting phase construction start chutist must first select suitable radio receiver must small battery around 100 mil servos large heavy-duty type Because long servo arms cannot recommend minia ture servos transmitter must have two vertical sticks arm chutist Most two-channel transmitters have rotating sticks Lay out radio parts over plans decide adjustments must made equipment fit Assemble 1/32 plywood box after cutting out openings switch servo shafts Trim mounting tabs servo cases Dont worry about ruining servos can order replacement cases use servos another project Check rotation servos before installation chutist face-down table can see servo shafts left servo should rotate counterclockwise transmitter stick throttle position moved full- low-throttle position right servo right arm should rotate clockwise elevator control stick moved down up elevator position Pulling sticks toward should lower arms transmitter must modified spring-load sticks toward top case could just remove springs manually move sticks re turned position springs simple install Cut plugs servo cables route servo wires through new hole case facing battery area Solder plugs minimum amount wire required job body too confined exces sive wire Use silicon glue hold servos place put glue back area box Just glue area touching sides servos will let cut servos loose repairs inserting X-Acto blade between box servo case have no problems getting servos out needed receiver wedged foam held place switch charge plug battery fit too tight remove plastic case wrap cells tape silicon-glue place Dont put glue over battery vents hole Paint detail jumpers head dry mount plywood body Bend support wires Drill hole bulkhead notch shoulders figure head support wire will fit flush body epoxy wires place Cut four leg patterns muslin fabric bed sheets Stitch together make two leg stockings turn right-side-out Push plywood footprint shoe area flatten like shoe sole stuff leg strips old nylon stockings until legs firm Dont worry about weight chutists will too light will require clay ballast Stitch two legs together crotch test fit body Adjust gather needed whiteglue body Color boots black Magic Marker Cut two arms 3/32-in nylon sheet Bend arms shown drawings follows Place arms edge table forearm over edge just above elbows Heat MonoKote heat gun until pliable Bend just beyond desired angle hold until cool White stress marks means youre bending nylon before its hot enough Check matching angles Without bend chutist ap pears unnatural Drill hole hands wire slide slide allows double distance pull steering lines Cut holes servo wheel shafts Obtain large servo wheels avail able radio system Lightly sand bottom servo wheel shoulder area arms Place arms wheels wheels servo shafts Turn radio move control sticks trims toward top transmitter case arms raised 1- V 00 U2 2t 2 I0C4/ W20 2000V4a -7 -z0 22 00 12 20Zo 02 C position arms raised mark position wheel nylon arm can remove Hot-Stuff arms wheels proper position Dont attempt directly servo may glue shaft Test operaton left stick should lower left arm pull stick 26 Model Aviation previous step packing chute left Tiat pack may have round tube put such Simply roll pack U-shape wili make nearly round Keep chutists head against pack siidethe chute tube Reach behind chutist push release bar until chutlat reiease tab Release pin wili snap place properly aligned Christopher way up another jump rascal seems like Ordinarily Dawn Hux files parachutist Luther mans airplane camera its fun something dIfferent models Full-Size Plans Available. Page 172 442 55-4 4 8 44 040 444 44 44 440 3 4 444 r5 424 585 852 44 888 85 M445 W0 8s 4il 88 8 45 448 8s45 558 8 24 475 8 J2444 485 050 Ia F 4-4 a- w z a 43 -0 1o 84445 54455 toward etc Follow drawings release sys tem push-out method allows attach remove chutist transmitter Very handy packing testing screws used bulkhead side landing gear straps carry weight epoxy screws place nylon control horn makes good release tab wire hook will also work will have drill own release hole nylon tab ones already too close edge Cut hole over-size easy movement release pin have release pieces place lightly Hot-Stuff nylon tubing guide place test RC release Adjust needed until release pin dis appears completely landing gear strap full-down arm movement release pin should go fully other strap arm up Adjust length wire position guide until release works correctly epoxy guide tube place sure edge arm will slip over under wire angle rides against arms edge balloon suit select washable fabric can hot-knife-cut such nylon Make cardboard templates suit pattern Shape point 25-watt soldering iron like blade shown drawings Practice cutting fabric before cutting suit pieces good practice youll need before cutting chute Fold stitch dart front panel Stitch two patterns together turn right-side-out Glue thin strips Velcro edge opening above dart Remove servo arms fit suit body Reposition servo arms temporarily make decision about suit fits before going further looks good actually bulky since balloon suit mark cutouts made Turn radio test easy movement arms Enlarge suit arms bind Locate switch charger plug support wires release pin servo screw open ings Mark location suit cutting hot knife suit removed Place cardboard inside suit prevent burning unwanted holes cut ting openings Try suit again Pull antenna through pants leg install servo screws through holes check other openings location Test operation satisfied begin decorating suit Dont attach harness suit off use Middy Braid sewing supplies harness Glue braid suit dont let glue get over place Glue main chute container back suit dont glue over servo screw access holes Glue front reserve chute choose use thousands decoration variations pick book copy Keep mind detail cannot seen across room let alone air make trim simple start chute must first order ripstop nylon best fabric work lightest available full-scale para chutes recommend uncoated fabric surplus parachutes can sewing nightmare However same recently-made coated fabric use also recommend ripstop used kites very stiff may open properly Stick real thing local parachute supply house purchased National Parachute Supply telephone 800-526-5946 Next locate good sewing machine possible knowledgeable helper will give much advice can case cannot get such assistance Use #9 #11 ball-point needle Test thread tension carefully light weight fabric according machine instruc Continued page 121 January 1983 27 8 445 5555 54 44 5 S S 04n S 54 S MNr4J LENOTh UNES -CAN 450CM TO DS WING STAB & FUSELAGE ~4*** IHOICE OF MODELERS II— StandardFuse-Jig $1000 Full House Wing jig $5995Wing & F use Jig Ajustojig CoR R 1 Box 673Noblesville lndana 46060317 877-2223 Whether consider yourself novice oran expert model builder A-i usto Jig will improve aircraft construc tion e valuable time bargain A-Justo-Jig holds major com ponents proper alignment entire unit will rotate 360 permit fit glue plank shape sand con venient position No messy glu ing over plans waiting dry before beginning opposite side. A-i usto-Jig will adjust rib former spacing lets build-in wing dihedral strong warp-free construction TO USE simple template rib indexing tool included locate drill holes rib alignment rods easy preparation takes approx 15 minutes average wing A-i usto-Jig builds em better Ask favorite hobby dealer Youll glad did arantee Propeller explosions incidents blades part company hub no means confined nylon props Judging accounts contained letters readers prop no matter what its material should regarded potential blade-thrower However would venture say number incidents blades separating com pared number props produced small Nevertheless no manufacturer volume product such prop can expected inspect 100% production few bad ones may reach shelves local hobby Store letter Bruce Devisser points out Bruce lucky defective prop broke tightening prop nut happened might well have caused injury much serious relates Using 4-way dogbone wrench started tighten prop nut new prop gripping blade left hand wrapped around thumb resting top prop hub blade hub suddenly separated rotation hub sharp splinters exposed tore one-inch gash thumb After first aid serious consideration cancelling flying day continued Very carefully attempted loosen prop nut anticipated other blade snapped off Careful inspection revealed remarkably clean break rear face first blade front splintered second blade appeared have some sort dry rot fungus inside blade Also grain ran perpendicu lar span blade Defective propeller betcha should have atleast observed grain problem conclude months column have safety tip David Anderson Bumsville MN Davids tip also concems avoiding injuries caused propellers Heres simple convenient safety device have using Twin City Radio Controllers field several years An old fuel jug filled gravel kept pit area starting engine jug placed front wing opposite enginestarter Should plane slip fliers grasp lurch forward plane will rotated away pilot preventing unwanted vasectomy jug also prevents plane creeping forward until ready taxied out runway photograph shows jug placed against wing Davids Vultee BT- 13 its fat fuselage hard hold hand would pleased publish other safety tips readers might have Have safe month John Preston 7012 Elvira Ct Falls Church VA 22042 Christopher/Hux Continued page27 tions Set stitch about eight stitches inch Use double-feed foot available Set needle position far right straight stitch work Cut templates patterns illustra tion board save work cut entire end template fabric pieces required trim off bottom end plate portion use template inside ribs Practice spare fabric get knack cutting hot blade strongly recommend make up list pieces cut before starting List color shape quantity make notes such ribs have holes side rib attach lines lines will outside rib ends Select dark color right end rib memor ize orientation flying cutting should done formica coated wallboard heavy aluminum foil prevent nylon bonding surface bonds too can easily removed sure cutting well ventilated area hot-knife Continued page 124 CON TROLINE FL YERS /Well Help get Contralino. 4etco%~ SHARK 15 Fo m ed meonyap ceReduc ononJeco Conto neK 5 aatoyd ect oyou Send25 o Stamped/AddresatfEnvelop6 THE CA ZAIC co INC 883 Lexington Ave Dept CL Brooklyn New York 11221 OEft6N 1/4SCALE SEMI KIT139001 CALE COMPLETEKIT.199OO 1/3SCALE SEMI KIT16900 PLEASE ADD $750 FOR SSIIPI114C 1/3 SCALE COMPLETE KIT. 22900 s/4 SCALE SPAN 80 WEIGHT 20# ENGINE QIJADRA 1/3 SCALE SPAN 106 WEIGHT 28# ENGINE QUADRA SEMI KITS cONTAIN SAWED AND SANDED FORMERS WALL WINO RIBS TIRE RUDDER AND STAB OUTLIN SIZE PLANG COMPLETE KITS CONTAIN THE ABOVE PANTS L PINE AND BALSA STRIP WOOD HABOWANE SEND $1 00 FOR OUR COMPLETE CATALOG PHONE t419 599-2121 January 1983 121 S PERFECT COVERING MATERIAL FOR LARGE R/C MODELS 18 oz/sq yd Shrinkable Easy apply Extremely strong Dope doesnt run thmugh like silk 86 WId lyd SEES 3yds51750 5yds52750 ORDER DIRECT Add $100 Handling t Ian 2 rlenadal JERRY NELSON & COMPANY 35l0 San Maeo Nvda 53555 7023220664 Kits Epoxglass Mr Gs Products & Supply 1010 Gratiot ox 111 Marysyille Michigan 80O 1-31 3-36-S375 N Nick Zirolis GIANT RIC SCALE PLAN DESIGNS 2 Cu size Engines AT-6 TEXAN24 I101 Spon$5700ppUSA FOEKOR DR-I27 163 TIpe$2500ppUSA POP BEARCAT24 106 Spon$2700ppUSA CURTISS P-4E2 19C Spon$2700ppUSA FAU CORSAIR2193 Spon$2700ppUSA Fiberglass Cowlings & Canopies available also Send stamp tar detailed broorrores nor Giant Scale Avoessorres Oar Plans sent Postpaid railbin toe UbAl 6 . UT SCALE MODELS ZERO PIETENPOL PIPER CUB ANDRESON MUSTANGLACEY M-1O jjrPowerdSPORT MODELS PRAIRIE BIRD 4 $595 Kits $595 MILES M18 DRUINE COUGAR GIPSY MOTH GANAGOBIE BABY ACE$649 ONE NITE 28$695 ONE NITE 16$595 STRINGLESS$495 PECK ROG$195 RADIO BLIMPS CONTROLLED II and 13 FOOT LONGKITS OR READY TO FLY NOW IN THREE COLORS GRAY ORANGE YELLOW LOW PRICES HARD TO FIND ITEMS CATALOG $100 DAAk.D*AhflS*AE PHONE 610 4424636 5~nonWnnnfnor 619 469-8675 W BOX 2498 -MA LA MESA CA 92041 stopher cont point must kept Clean tO cut effectively Since edges hot-knife-cut no need hemming However leading edges ribs panels hemmed strengthen Next use thick white glue like SoBo Grrrip attach nylon line ribs substitute another line squidding line resists tangles best set sewing machine zig-zag sew lines ribs As shown drawing zig goes through line zag through fabric Pull threads start first few stitches help start line thickness through prevent tension loss attach lines straight stitch will pucker badly Tie knots threads both ends stitch knot very important attach trailing edge TE lines until assembly complete Once lines attached leading edge LE hemmed can begin sewing pieces together see numbers front view sketch stitching begins LE ensure alignment First straight-stitch top long panels together correct color sequence Second attach ribs top panel seams shown front view drawing Third begin end attach bottom short panels rib base Start end panel work across other end have difficulty aligning three layers fabric inner ribs reset machine six stitches inch attach panel side rib first attach other panel Return eight stitches per inch end ribs two layers Use chalk marker show edge end panel attached end ribs Lastly chalk mark TE ribs end mark straightedge aligned along marks stitch described next paragraph line close TE Hot-knife-cut -in stitch improve forward speed can vent gore TE Simply leave oneinch-long section center gore unstitched air can pass through TE Layers fabric will bond hot-knifecut will need separate fabric edges behind sewing gap complete air passageway Now attach short steering lines TE third line end over yard long trimmed after rigging Glue inch steering line parallel TE stitch place Lay chute its top assemble steering lines shown small sketch Bind lightly thread wait glue until completed chute ready alignment Lay chute its side over plans aligning ribs rib pattern Weight chute down books Assemble half lines harness Control Line clip small Perfect Brand Bind thread glue Thread steering lines through hand slides act pulleys attach clips Deflect TE attached steering lines about inch closer chutist center TE lines attached main harness over comes dead throw created round edge chute inflated Go outside light steady wind run through house have room see chute has extra-tight extraloose lines single loose line should tightened single tight line should lengthened particularly true steering lines Let majority rule change odd tension line lines appear glue steering line joint trim excess line except steering lines hands tucked inside suit until jump-tested chute hanging upside-down servo arms should able raise TE up LE Theres item build before jump-tb st pod can hundred differ ent shapes long tube holds packed chute snugly board strong enough support weight used Lite Ply board Thermos bottle nylon liner tube can use tubing LEggs hose egg nose cone get idea use whatever will fit plane whatever have handy Dont allow edges can snag lines cut fabric install 1 24 Model Aviation Lake Buccaneer$26000 Grumman Widgeon$30000 EIIELISIUIIJ BALRNLL VI ALL UII1ELIIUN Heres eQuipment need give props 100 very nest balancebalance directions Carefully crafted top grade materials BUBBLE BALANCER accomodates 3/161/4 9/32 prop holes Other sizes availahiR special order Dealers ovited $1695 Add $150 lotHOWARD B HUEBI SEPT ASS postage handing kt Mion add 4% sales 101 No COIls Ron 82 Rn 8 Mnkato MN 56001 PRY 5 Catalina$AOO00 Hepubkc seabee5195U release tab too near TE could make some models tail-heavy pod attached rubberbands nylon bolts can used Install blocks bottom wing curved strip ailerons add blocks allow space aileron throw Follow photo sequence packing Test release over bed Since chutist exits plane about 450 should hold nose pod up 450 simulation hold pod level Since no slipstream chutist will exit straight down may damage fabric edge tube actual flight exit will smooth silk Work out malfunctions before trying model choose test chute building pack chute Launch chute already open Select calm day can interpret what happening should able complete full 3600 turn about 100 feet less Two things will make turns slow too little weight TE deflected enough turns chutist underweight will float turn slowly fail penetrate headwind best chutist can hold its ground position 10 mph wind turns too fast straight flight too tricky reduce weight lengthen steering lines first real jump choose calm day Spotting jump point takes practice amount wind problem becomes difficult Release about 300 feet upwind plane about 450 elevation Pull transmitter sticks back immediately release hold sticks down will increase strain servos chute opens Try have arms up position opens occurs about 15 feet behind model best have model ttle sure model choose has stab chutist will clear Also beware antenna wires counter balances stab other items could snag chute lines Stay off controls first Like wing chute will show up warps its glide Adjust lines overcome test steering pulling control stick direction want chutist going overhead turn wind try hold position chutist dropping front turn downwind increase speed toward making dead-stick landing Hitting target takes practice chutist rolls landing lines tangled study carefully usually takes two moves straighten out Ive hung Chris over car antenna over bee nest Lets hope landings will good ones have much fun learning jump weve 9 STUN LKi 4/C MODEL SPONSORED BY REDWOOD MODELERS MARCH 4-51983 EL RANCHO-TROPICANA SANTA ROSA CALIF SHOW HOURS SAT 10-6 SUN 10-4 EUAA REGISTRATION 9am TO 2 pm SATURDAY DEMONSTRATIONS MANUFACTURERS SPLAYS RETAIL WELCOME RW#S LATEST R/C ENGINES- KITS AccESSoRIES-TOOLS AUCTI ON Ip SUNtY-BRINGALLvUR OLD STUPPJ WDS TO 3rd PLACE ALL CATAGORIES OFF RAMP ARDS BANQUET DINNER 730 pun SAT ADMISSION $2OOUNDER 12 FREE S F SO MILES Radio Technique/Myers Continued page 29 flying done part-throttle See going help more people get Heli copters Another possibility exists Servo Gard manufactured RF Enterprises 106 North Main Street Arlington OH 45814 @ $3795 postpaid can several things 1 Shut throttle down preset value flight pack battery voltage drops below some preset number about 46 VDCyou can set throttle shutdown point value lets chopper descend comfortable rate still under control other control channels 2 Shut down throttle same point described previous item after loss control pulses receiverifthe rest ofthe system actually functioning properly can bring engine speed up again pulses resume Now two fine battery wire breaks Servo Gard cant anything can fixed minor modifica tion addition standby battery pack see sketch 3 modifications total primary battery failure will still cause Throttle servo run preset value chopper will descend no other controls func tioning crash Sure maybe severe totally-out-of-control situation think descent under power somewhat less likely destroy Helicopter would total stoppage engine depends hits wherever has superior flyaway whatever would follow after total battery system failure Having warning shutdown occur before battery exhaus tion makes system unflyable strikes DOUG BOUCHER 506 EL DORADO CT SANTA ROSACAL 95401 107-528-0264 or 107-539-3373 off cant ship until get ur order Choose design red R black B royal blue fD sky blue 5 caps fits Only $6 postpaid 4 $20 Christen Eagle BCE Corsair BF4Fortress B17 Lightning B38Liberator B24 Warhawk B40Mitchell BZS Mustang B51Superfortress B29 Spitfire BSPPhantom BP4 Sabre B86Tomcat B14 Dozens catalog send SASE Send check money order FIightIine Shirts Etc Department MA 1781 Johnmark Circle Grants Pass OR 97526 Name Address City State ZipDesignCap Color January 1983 125
Edition: Model Aviation - 1983/01
Page Numbers: 22, 23, 24, 25, 26, 27, 121, 124, 125
NO OCR TEXT NO OCR TEXT nese pictures snowiwo uinereni cnuie pous usco authors Snapshot 2 planeand two locations forthe chutist case pod should sanded smooth prevent fabric snags chutist 72 MHz model 53 MHz close proximity receivers has caused interferencewhile some same-band combinations have troublesome regard photo right authors wife Dawn can seen mirror fuselage allows camera look rearward pilot has quick shutter close-ups releases can hand transmitter kids may have climb ing trees cant actually crash asked wanted name little guy Immediately replied Christo pher Boy fast Christo pher asked watching TV interview Christopher Reeve played role Superman flies too Chris could talk could just imagine comments first jump rained day before hung wing pod face right over large balloon tires Im sure hoping run through puddles takeoff Snapshot 2 cleared puddles took Chris altitude just minute Guessing best could wind speed direction called Dawn release chute few seconds Chris riding overhead toward trees behind us wind strong Chris could pene trate steering lines much too short trailing edge chute too far down would flairing land would simple matter correct next flight could get Chris down within reach Chuck Thomas Left Luthertests new red-and-white patriotic chute inflating lightwind Photo JudyOckert Inventorof parafoil design Domina Jalbert built first fabric wings ss kitelater adapated parachute use Right Flying parachutist windy day often results long walk retrieval photo shows Dawn Hux about retrieve Chris taking step Best learning calm days team manager took over controls began steer along edge tree line Bruce Robertson ran after chutist dodging number puddles field Fortunately Bruce below Chris Chris landed Bruce up top shoes water Chris would have up servos chute performed better adjust ments made turns very slow Later cut two gores chute increased Chris weight get forward speed better wind penetration will see photos chute both seven five gores steering lines removed hands run through wire loops hands attached main harness leverage change along increased weight provided very quick turn response Chris usually rode Snapshot 2 liftticket first year existence has since aboard other modelssuch Ralph Heaths Quarter Scale J-3 Cub made jumps look very realistic Ken doll rides pilot J-3 Ken dolls look little skinny compared Chris Unfortunately day came Chris jumping fun jump save himself Just Cub reached drop zone area pilot alerted us controls right called Dawn release immediately Chris safely way Cubs engine went idle batteries gave out Cub circled Chris way down Cub missed Chris almost level during approach left wing tip caught Cub cartwheeled later repaired now used air shows Since Snapshot 2 camera plane couldnt resist opportunity take photos Chris leaving plane camera usually views out wingtip added first-surface mirror allow camera view past tail section Chris camera mirror aboard takeoff roll unusually long Snapshot 2 did job captured exit shot Chris chute just starting open easy flying practice have used parafoil chute wings made ParaCraft kite lift Chris about 200 feet Since no airplane fly land Dawn can concentrate just flying Chris Keep mind landing Chris target like making good dead-stick landing spent afternoon Manassas flying field reserved non-powered models using kite lift Four Sailplane pilots Larry Parks Ray Vierling Bob Engelmann Bud Welser helped relaunching flying kite could get close look different type glider Usually Dawn can land Chris right want Sometimes set him right transmitter several shows strong thermal kept Chris up nearly five minutes added unexpected drift descent Needless say flights nowhere near target Dont discouraged own chutist gets blown away occasion long flights surprising since have weight smoke cart ridge extra battery fire have included smoke system article simple system cartridges expensive miniature firing system difficult smoke often stains chute air show Leesburg Airport right after jump team demonstration Dawn landed Chris just way seen parachutist land earlier picked up Chris held him up Dawn could operate arms wave audience Thats great teenager yelled out Now lets see him pick up chute walk back Pick name jumper lets start building him plan give much detail sewing chute can think January 198325 four pictures plus another next page showthe sequence packing parachute Top Left First hang chute upside down allow panels hang evenly between ribs place chute its side ss shown drawing Gather lines column far up chute possible excess line longer lines should placed loosely over center ribs Top Right Fold bottom half ribs up overtop half enclosing loose lines fold Above Left Begin chute leading edge about 3-in folds zig-zag pattern producIng nearly square pack Rule Folds must alternate never fold once direction Above Right lines will exit fold Open pack next fold before after lines fold remainkng lines until head chutist against pack Close pack its original shape Attention details will help assure RC parachutist doesnt craeh cant talk seamstress helping will still have good chance success Please read instructions before starting phase construction start chutist must first select suitable radio receiver must small battery around 100 mil servos large heavy-duty type Because long servo arms cannot recommend minia ture servos transmitter must have two vertical sticks arm chutist Most two-channel transmitters have rotating sticks Lay out radio parts over plans decide adjustments must made equipment fit Assemble 1/32 plywood box after cutting out openings switch servo shafts Trim mounting tabs servo cases Dont worry about ruining servos can order replacement cases use servos another project Check rotation servos before installation chutist face-down table can see servo shafts left servo should rotate counterclockwise transmitter stick throttle position moved full- low-throttle position right servo right arm should rotate clockwise elevator control stick moved down up elevator position Pulling sticks toward should lower arms transmitter must modified spring-load sticks toward top case could just remove springs manually move sticks re turned position springs simple install Cut plugs servo cables route servo wires through new hole case facing battery area Solder plugs minimum amount wire required job body too confined exces sive wire Use silicon glue hold servos place put glue back area box Just glue area touching sides servos will let cut servos loose repairs inserting X-Acto blade between box servo case have no problems getting servos out needed receiver wedged foam held place switch charge plug battery fit too tight remove plastic case wrap cells tape silicon-glue place Dont put glue over battery vents hole Paint detail jumpers head dry mount plywood body Bend support wires Drill hole bulkhead notch shoulders figure head support wire will fit flush body epoxy wires place Cut four leg patterns muslin fabric bed sheets Stitch together make two leg stockings turn right-side-out Push plywood footprint shoe area flatten like shoe sole stuff leg strips old nylon stockings until legs firm Dont worry about weight chutists will too light will require clay ballast Stitch two legs together crotch test fit body Adjust gather needed whiteglue body Color boots black Magic Marker Cut two arms 3/32-in nylon sheet Bend arms shown drawings follows Place arms edge table forearm over edge just above elbows Heat MonoKote heat gun until pliable Bend just beyond desired angle hold until cool White stress marks means youre bending nylon before its hot enough Check matching angles Without bend chutist ap pears unnatural Drill hole hands wire slide slide allows double distance pull steering lines Cut holes servo wheel shafts Obtain large servo wheels avail able radio system Lightly sand bottom servo wheel shoulder area arms Place arms wheels wheels servo shafts Turn radio move control sticks trims toward top transmitter case arms raised 1- V 00 U2 2t 2 I0C4/ W20 2000V4a -7 -z0 22 00 12 20Zo 02 C position arms raised mark position wheel nylon arm can remove Hot-Stuff arms wheels proper position Dont attempt directly servo may glue shaft Test operaton left stick should lower left arm pull stick 26 Model Aviation previous step packing chute left Tiat pack may have round tube put such Simply roll pack U-shape wili make nearly round Keep chutists head against pack siidethe chute tube Reach behind chutist push release bar until chutlat reiease tab Release pin wili snap place properly aligned Christopher way up another jump rascal seems like Ordinarily Dawn Hux files parachutist Luther mans airplane camera its fun something dIfferent models Full-Size Plans Available. Page 172 442 55-4 4 8 44 040 444 44 44 440 3 4 444 r5 424 585 852 44 888 85 M445 W0 8s 4il 88 8 45 448 8s45 558 8 24 475 8 J2444 485 050 Ia F 4-4 a- w z a 43 -0 1o 84445 54455 toward etc Follow drawings release sys tem push-out method allows attach remove chutist transmitter Very handy packing testing screws used bulkhead side landing gear straps carry weight epoxy screws place nylon control horn makes good release tab wire hook will also work will have drill own release hole nylon tab ones already too close edge Cut hole over-size easy movement release pin have release pieces place lightly Hot-Stuff nylon tubing guide place test RC release Adjust needed until release pin dis appears completely landing gear strap full-down arm movement release pin should go fully other strap arm up Adjust length wire position guide until release works correctly epoxy guide tube place sure edge arm will slip over under wire angle rides against arms edge balloon suit select washable fabric can hot-knife-cut such nylon Make cardboard templates suit pattern Shape point 25-watt soldering iron like blade shown drawings Practice cutting fabric before cutting suit pieces good practice youll need before cutting chute Fold stitch dart front panel Stitch two patterns together turn right-side-out Glue thin strips Velcro edge opening above dart Remove servo arms fit suit body Reposition servo arms temporarily make decision about suit fits before going further looks good actually bulky since balloon suit mark cutouts made Turn radio test easy movement arms Enlarge suit arms bind Locate switch charger plug support wires release pin servo screw open ings Mark location suit cutting hot knife suit removed Place cardboard inside suit prevent burning unwanted holes cut ting openings Try suit again Pull antenna through pants leg install servo screws through holes check other openings location Test operation satisfied begin decorating suit Dont attach harness suit off use Middy Braid sewing supplies harness Glue braid suit dont let glue get over place Glue main chute container back suit dont glue over servo screw access holes Glue front reserve chute choose use thousands decoration variations pick book copy Keep mind detail cannot seen across room let alone air make trim simple start chute must first order ripstop nylon best fabric work lightest available full-scale para chutes recommend uncoated fabric surplus parachutes can sewing nightmare However same recently-made coated fabric use also recommend ripstop used kites very stiff may open properly Stick real thing local parachute supply house purchased National Parachute Supply telephone 800-526-5946 Next locate good sewing machine possible knowledgeable helper will give much advice can case cannot get such assistance Use #9 #11 ball-point needle Test thread tension carefully light weight fabric according machine instruc Continued page 121 January 1983 27 8 445 5555 54 44 5 S S 04n S 54 S MNr4J LENOTh UNES -CAN 450CM TO DS WING STAB & FUSELAGE ~4*** IHOICE OF MODELERS II— StandardFuse-Jig $1000 Full House Wing jig $5995Wing & F use Jig Ajustojig CoR R 1 Box 673Noblesville lndana 46060317 877-2223 Whether consider yourself novice oran expert model builder A-i usto Jig will improve aircraft construc tion e valuable time bargain A-Justo-Jig holds major com ponents proper alignment entire unit will rotate 360 permit fit glue plank shape sand con venient position No messy glu ing over plans waiting dry before beginning opposite side. A-i usto-Jig will adjust rib former spacing lets build-in wing dihedral strong warp-free construction TO USE simple template rib indexing tool included locate drill holes rib alignment rods easy preparation takes approx 15 minutes average wing A-i usto-Jig builds em better Ask favorite hobby dealer Youll glad did arantee Propeller explosions incidents blades part company hub no means confined nylon props Judging accounts contained letters readers prop no matter what its material should regarded potential blade-thrower However would venture say number incidents blades separating com pared number props produced small Nevertheless no manufacturer volume product such prop can expected inspect 100% production few bad ones may reach shelves local hobby Store letter Bruce Devisser points out Bruce lucky defective prop broke tightening prop nut happened might well have caused injury much serious relates Using 4-way dogbone wrench started tighten prop nut new prop gripping blade left hand wrapped around thumb resting top prop hub blade hub suddenly separated rotation hub sharp splinters exposed tore one-inch gash thumb After first aid serious consideration cancelling flying day continued Very carefully attempted loosen prop nut anticipated other blade snapped off Careful inspection revealed remarkably clean break rear face first blade front splintered second blade appeared have some sort dry rot fungus inside blade Also grain ran perpendicu lar span blade Defective propeller betcha should have atleast observed grain problem conclude months column have safety tip David Anderson Bumsville MN Davids tip also concems avoiding injuries caused propellers Heres simple convenient safety device have using Twin City Radio Controllers field several years An old fuel jug filled gravel kept pit area starting engine jug placed front wing opposite enginestarter Should plane slip fliers grasp lurch forward plane will rotated away pilot preventing unwanted vasectomy jug also prevents plane creeping forward until ready taxied out runway photograph shows jug placed against wing Davids Vultee BT- 13 its fat fuselage hard hold hand would pleased publish other safety tips readers might have Have safe month John Preston 7012 Elvira Ct Falls Church VA 22042 Christopher/Hux Continued page27 tions Set stitch about eight stitches inch Use double-feed foot available Set needle position far right straight stitch work Cut templates patterns illustra tion board save work cut entire end template fabric pieces required trim off bottom end plate portion use template inside ribs Practice spare fabric get knack cutting hot blade strongly recommend make up list pieces cut before starting List color shape quantity make notes such ribs have holes side rib attach lines lines will outside rib ends Select dark color right end rib memor ize orientation flying cutting should done formica coated wallboard heavy aluminum foil prevent nylon bonding surface bonds too can easily removed sure cutting well ventilated area hot-knife Continued page 124 CON TROLINE FL YERS /Well Help get Contralino. 4etco%~ SHARK 15 Fo m ed meonyap ceReduc ononJeco Conto neK 5 aatoyd ect oyou Send25 o Stamped/AddresatfEnvelop6 THE CA ZAIC co INC 883 Lexington Ave Dept CL Brooklyn New York 11221 OEft6N 1/4SCALE SEMI KIT139001 CALE COMPLETEKIT.199OO 1/3SCALE SEMI KIT16900 PLEASE ADD $750 FOR SSIIPI114C 1/3 SCALE COMPLETE KIT. 22900 s/4 SCALE SPAN 80 WEIGHT 20# ENGINE QIJADRA 1/3 SCALE SPAN 106 WEIGHT 28# ENGINE QUADRA SEMI KITS cONTAIN SAWED AND SANDED FORMERS WALL WINO RIBS TIRE RUDDER AND STAB OUTLIN SIZE PLANG COMPLETE KITS CONTAIN THE ABOVE PANTS L PINE AND BALSA STRIP WOOD HABOWANE SEND $1 00 FOR OUR COMPLETE CATALOG PHONE t419 599-2121 January 1983 121 S PERFECT COVERING MATERIAL FOR LARGE R/C MODELS 18 oz/sq yd Shrinkable Easy apply Extremely strong Dope doesnt run thmugh like silk 86 WId lyd SEES 3yds51750 5yds52750 ORDER DIRECT Add $100 Handling t Ian 2 rlenadal JERRY NELSON & COMPANY 35l0 San Maeo Nvda 53555 7023220664 Kits Epoxglass Mr Gs Products & Supply 1010 Gratiot ox 111 Marysyille Michigan 80O 1-31 3-36-S375 N Nick Zirolis GIANT RIC SCALE PLAN DESIGNS 2 Cu size Engines AT-6 TEXAN24 I101 Spon$5700ppUSA FOEKOR DR-I27 163 TIpe$2500ppUSA POP BEARCAT24 106 Spon$2700ppUSA CURTISS P-4E2 19C Spon$2700ppUSA FAU CORSAIR2193 Spon$2700ppUSA Fiberglass Cowlings & Canopies available also Send stamp tar detailed broorrores nor Giant Scale Avoessorres Oar Plans sent Postpaid railbin toe UbAl 6 . UT SCALE MODELS ZERO PIETENPOL PIPER CUB ANDRESON MUSTANGLACEY M-1O jjrPowerdSPORT MODELS PRAIRIE BIRD 4 $595 Kits $595 MILES M18 DRUINE COUGAR GIPSY MOTH GANAGOBIE BABY ACE$649 ONE NITE 28$695 ONE NITE 16$595 STRINGLESS$495 PECK ROG$195 RADIO BLIMPS CONTROLLED II and 13 FOOT LONGKITS OR READY TO FLY NOW IN THREE COLORS GRAY ORANGE YELLOW LOW PRICES HARD TO FIND ITEMS CATALOG $100 DAAk.D*AhflS*AE PHONE 610 4424636 5~nonWnnnfnor 619 469-8675 W BOX 2498 -MA LA MESA CA 92041 stopher cont point must kept Clean tO cut effectively Since edges hot-knife-cut no need hemming However leading edges ribs panels hemmed strengthen Next use thick white glue like SoBo Grrrip attach nylon line ribs substitute another line squidding line resists tangles best set sewing machine zig-zag sew lines ribs As shown drawing zig goes through line zag through fabric Pull threads start first few stitches help start line thickness through prevent tension loss attach lines straight stitch will pucker badly Tie knots threads both ends stitch knot very important attach trailing edge TE lines until assembly complete Once lines attached leading edge LE hemmed can begin sewing pieces together see numbers front view sketch stitching begins LE ensure alignment First straight-stitch top long panels together correct color sequence Second attach ribs top panel seams shown front view drawing Third begin end attach bottom short panels rib base Start end panel work across other end have difficulty aligning three layers fabric inner ribs reset machine six stitches inch attach panel side rib first attach other panel Return eight stitches per inch end ribs two layers Use chalk marker show edge end panel attached end ribs Lastly chalk mark TE ribs end mark straightedge aligned along marks stitch described next paragraph line close TE Hot-knife-cut -in stitch improve forward speed can vent gore TE Simply leave oneinch-long section center gore unstitched air can pass through TE Layers fabric will bond hot-knifecut will need separate fabric edges behind sewing gap complete air passageway Now attach short steering lines TE third line end over yard long trimmed after rigging Glue inch steering line parallel TE stitch place Lay chute its top assemble steering lines shown small sketch Bind lightly thread wait glue until completed chute ready alignment Lay chute its side over plans aligning ribs rib pattern Weight chute down books Assemble half lines harness Control Line clip small Perfect Brand Bind thread glue Thread steering lines through hand slides act pulleys attach clips Deflect TE attached steering lines about inch closer chutist center TE lines attached main harness over comes dead throw created round edge chute inflated Go outside light steady wind run through house have room see chute has extra-tight extraloose lines single loose line should tightened single tight line should lengthened particularly true steering lines Let majority rule change odd tension line lines appear glue steering line joint trim excess line except steering lines hands tucked inside suit until jump-tested chute hanging upside-down servo arms should able raise TE up LE Theres item build before jump-tb st pod can hundred differ ent shapes long tube holds packed chute snugly board strong enough support weight used Lite Ply board Thermos bottle nylon liner tube can use tubing LEggs hose egg nose cone get idea use whatever will fit plane whatever have handy Dont allow edges can snag lines cut fabric install 1 24 Model Aviation Lake Buccaneer$26000 Grumman Widgeon$30000 EIIELISIUIIJ BALRNLL VI ALL UII1ELIIUN Heres eQuipment need give props 100 very nest balancebalance directions Carefully crafted top grade materials BUBBLE BALANCER accomodates 3/161/4 9/32 prop holes Other sizes availahiR special order Dealers ovited $1695 Add $150 lotHOWARD B HUEBI SEPT ASS postage handing kt Mion add 4% sales 101 No COIls Ron 82 Rn 8 Mnkato MN 56001 PRY 5 Catalina$AOO00 Hepubkc seabee5195U release tab too near TE could make some models tail-heavy pod attached rubberbands nylon bolts can used Install blocks bottom wing curved strip ailerons add blocks allow space aileron throw Follow photo sequence packing Test release over bed Since chutist exits plane about 450 should hold nose pod up 450 simulation hold pod level Since no slipstream chutist will exit straight down may damage fabric edge tube actual flight exit will smooth silk Work out malfunctions before trying model choose test chute building pack chute Launch chute already open Select calm day can interpret what happening should able complete full 3600 turn about 100 feet less Two things will make turns slow too little weight TE deflected enough turns chutist underweight will float turn slowly fail penetrate headwind best chutist can hold its ground position 10 mph wind turns too fast straight flight too tricky reduce weight lengthen steering lines first real jump choose calm day Spotting jump point takes practice amount wind problem becomes difficult Release about 300 feet upwind plane about 450 elevation Pull transmitter sticks back immediately release hold sticks down will increase strain servos chute opens Try have arms up position opens occurs about 15 feet behind model best have model ttle sure model choose has stab chutist will clear Also beware antenna wires counter balances stab other items could snag chute lines Stay off controls first Like wing chute will show up warps its glide Adjust lines overcome test steering pulling control stick direction want chutist going overhead turn wind try hold position chutist dropping front turn downwind increase speed toward making dead-stick landing Hitting target takes practice chutist rolls landing lines tangled study carefully usually takes two moves straighten out Ive hung Chris over car antenna over bee nest Lets hope landings will good ones have much fun learning jump weve 9 STUN LKi 4/C MODEL SPONSORED BY REDWOOD MODELERS MARCH 4-51983 EL RANCHO-TROPICANA SANTA ROSA CALIF SHOW HOURS SAT 10-6 SUN 10-4 EUAA REGISTRATION 9am TO 2 pm SATURDAY DEMONSTRATIONS MANUFACTURERS SPLAYS RETAIL WELCOME RW#S LATEST R/C ENGINES- KITS AccESSoRIES-TOOLS AUCTI ON Ip SUNtY-BRINGALLvUR OLD STUPPJ WDS TO 3rd PLACE ALL CATAGORIES OFF RAMP ARDS BANQUET DINNER 730 pun SAT ADMISSION $2OOUNDER 12 FREE S F SO MILES Radio Technique/Myers Continued page 29 flying done part-throttle See going help more people get Heli copters Another possibility exists Servo Gard manufactured RF Enterprises 106 North Main Street Arlington OH 45814 @ $3795 postpaid can several things 1 Shut throttle down preset value flight pack battery voltage drops below some preset number about 46 VDCyou can set throttle shutdown point value lets chopper descend comfortable rate still under control other control channels 2 Shut down throttle same point described previous item after loss control pulses receiverifthe rest ofthe system actually functioning properly can bring engine speed up again pulses resume Now two fine battery wire breaks Servo Gard cant anything can fixed minor modifica tion addition standby battery pack see sketch 3 modifications total primary battery failure will still cause Throttle servo run preset value chopper will descend no other controls func tioning crash Sure maybe severe totally-out-of-control situation think descent under power somewhat less likely destroy Helicopter would total stoppage engine depends hits wherever has superior flyaway whatever would follow after total battery system failure Having warning shutdown occur before battery exhaus tion makes system unflyable strikes DOUG BOUCHER 506 EL DORADO CT SANTA ROSACAL 95401 107-528-0264 or 107-539-3373 off cant ship until get ur order Choose design red R black B royal blue fD sky blue 5 caps fits Only $6 postpaid 4 $20 Christen Eagle BCE Corsair BF4Fortress B17 Lightning B38Liberator B24 Warhawk B40Mitchell BZS Mustang B51Superfortress B29 Spitfire BSPPhantom BP4 Sabre B86Tomcat B14 Dozens catalog send SASE Send check money order FIightIine Shirts Etc Department MA 1781 Johnmark Circle Grants Pass OR 97526 Name Address City State ZipDesignCap Color January 1983 125
Edition: Model Aviation - 1983/01
Page Numbers: 22, 23, 24, 25, 26, 27, 121, 124, 125
NO OCR TEXT NO OCR TEXT nese pictures snowiwo uinereni cnuie pous usco authors Snapshot 2 planeand two locations forthe chutist case pod should sanded smooth prevent fabric snags chutist 72 MHz model 53 MHz close proximity receivers has caused interferencewhile some same-band combinations have troublesome regard photo right authors wife Dawn can seen mirror fuselage allows camera look rearward pilot has quick shutter close-ups releases can hand transmitter kids may have climb ing trees cant actually crash asked wanted name little guy Immediately replied Christo pher Boy fast Christo pher asked watching TV interview Christopher Reeve played role Superman flies too Chris could talk could just imagine comments first jump rained day before hung wing pod face right over large balloon tires Im sure hoping run through puddles takeoff Snapshot 2 cleared puddles took Chris altitude just minute Guessing best could wind speed direction called Dawn release chute few seconds Chris riding overhead toward trees behind us wind strong Chris could pene trate steering lines much too short trailing edge chute too far down would flairing land would simple matter correct next flight could get Chris down within reach Chuck Thomas Left Luthertests new red-and-white patriotic chute inflating lightwind Photo JudyOckert Inventorof parafoil design Domina Jalbert built first fabric wings ss kitelater adapated parachute use Right Flying parachutist windy day often results long walk retrieval photo shows Dawn Hux about retrieve Chris taking step Best learning calm days team manager took over controls began steer along edge tree line Bruce Robertson ran after chutist dodging number puddles field Fortunately Bruce below Chris Chris landed Bruce up top shoes water Chris would have up servos chute performed better adjust ments made turns very slow Later cut two gores chute increased Chris weight get forward speed better wind penetration will see photos chute both seven five gores steering lines removed hands run through wire loops hands attached main harness leverage change along increased weight provided very quick turn response Chris usually rode Snapshot 2 liftticket first year existence has since aboard other modelssuch Ralph Heaths Quarter Scale J-3 Cub made jumps look very realistic Ken doll rides pilot J-3 Ken dolls look little skinny compared Chris Unfortunately day came Chris jumping fun jump save himself Just Cub reached drop zone area pilot alerted us controls right called Dawn release immediately Chris safely way Cubs engine went idle batteries gave out Cub circled Chris way down Cub missed Chris almost level during approach left wing tip caught Cub cartwheeled later repaired now used air shows Since Snapshot 2 camera plane couldnt resist opportunity take photos Chris leaving plane camera usually views out wingtip added first-surface mirror allow camera view past tail section Chris camera mirror aboard takeoff roll unusually long Snapshot 2 did job captured exit shot Chris chute just starting open easy flying practice have used parafoil chute wings made ParaCraft kite lift Chris about 200 feet Since no airplane fly land Dawn can concentrate just flying Chris Keep mind landing Chris target like making good dead-stick landing spent afternoon Manassas flying field reserved non-powered models using kite lift Four Sailplane pilots Larry Parks Ray Vierling Bob Engelmann Bud Welser helped relaunching flying kite could get close look different type glider Usually Dawn can land Chris right want Sometimes set him right transmitter several shows strong thermal kept Chris up nearly five minutes added unexpected drift descent Needless say flights nowhere near target Dont discouraged own chutist gets blown away occasion long flights surprising since have weight smoke cart ridge extra battery fire have included smoke system article simple system cartridges expensive miniature firing system difficult smoke often stains chute air show Leesburg Airport right after jump team demonstration Dawn landed Chris just way seen parachutist land earlier picked up Chris held him up Dawn could operate arms wave audience Thats great teenager yelled out Now lets see him pick up chute walk back Pick name jumper lets start building him plan give much detail sewing chute can think January 198325 four pictures plus another next page showthe sequence packing parachute Top Left First hang chute upside down allow panels hang evenly between ribs place chute its side ss shown drawing Gather lines column far up chute possible excess line longer lines should placed loosely over center ribs Top Right Fold bottom half ribs up overtop half enclosing loose lines fold Above Left Begin chute leading edge about 3-in folds zig-zag pattern producIng nearly square pack Rule Folds must alternate never fold once direction Above Right lines will exit fold Open pack next fold before after lines fold remainkng lines until head chutist against pack Close pack its original shape Attention details will help assure RC parachutist doesnt craeh cant talk seamstress helping will still have good chance success Please read instructions before starting phase construction start chutist must first select suitable radio receiver must small battery around 100 mil servos large heavy-duty type Because long servo arms cannot recommend minia ture servos transmitter must have two vertical sticks arm chutist Most two-channel transmitters have rotating sticks Lay out radio parts over plans decide adjustments must made equipment fit Assemble 1/32 plywood box after cutting out openings switch servo shafts Trim mounting tabs servo cases Dont worry about ruining servos can order replacement cases use servos another project Check rotation servos before installation chutist face-down table can see servo shafts left servo should rotate counterclockwise transmitter stick throttle position moved full- low-throttle position right servo right arm should rotate clockwise elevator control stick moved down up elevator position Pulling sticks toward should lower arms transmitter must modified spring-load sticks toward top case could just remove springs manually move sticks re turned position springs simple install Cut plugs servo cables route servo wires through new hole case facing battery area Solder plugs minimum amount wire required job body too confined exces sive wire Use silicon glue hold servos place put glue back area box Just glue area touching sides servos will let cut servos loose repairs inserting X-Acto blade between box servo case have no problems getting servos out needed receiver wedged foam held place switch charge plug battery fit too tight remove plastic case wrap cells tape silicon-glue place Dont put glue over battery vents hole Paint detail jumpers head dry mount plywood body Bend support wires Drill hole bulkhead notch shoulders figure head support wire will fit flush body epoxy wires place Cut four leg patterns muslin fabric bed sheets Stitch together make two leg stockings turn right-side-out Push plywood footprint shoe area flatten like shoe sole stuff leg strips old nylon stockings until legs firm Dont worry about weight chutists will too light will require clay ballast Stitch two legs together crotch test fit body Adjust gather needed whiteglue body Color boots black Magic Marker Cut two arms 3/32-in nylon sheet Bend arms shown drawings follows Place arms edge table forearm over edge just above elbows Heat MonoKote heat gun until pliable Bend just beyond desired angle hold until cool White stress marks means youre bending nylon before its hot enough Check matching angles Without bend chutist ap pears unnatural Drill hole hands wire slide slide allows double distance pull steering lines Cut holes servo wheel shafts Obtain large servo wheels avail able radio system Lightly sand bottom servo wheel shoulder area arms Place arms wheels wheels servo shafts Turn radio move control sticks trims toward top transmitter case arms raised 1- V 00 U2 2t 2 I0C4/ W20 2000V4a -7 -z0 22 00 12 20Zo 02 C position arms raised mark position wheel nylon arm can remove Hot-Stuff arms wheels proper position Dont attempt directly servo may glue shaft Test operaton left stick should lower left arm pull stick 26 Model Aviation previous step packing chute left Tiat pack may have round tube put such Simply roll pack U-shape wili make nearly round Keep chutists head against pack siidethe chute tube Reach behind chutist push release bar until chutlat reiease tab Release pin wili snap place properly aligned Christopher way up another jump rascal seems like Ordinarily Dawn Hux files parachutist Luther mans airplane camera its fun something dIfferent models Full-Size Plans Available. Page 172 442 55-4 4 8 44 040 444 44 44 440 3 4 444 r5 424 585 852 44 888 85 M445 W0 8s 4il 88 8 45 448 8s45 558 8 24 475 8 J2444 485 050 Ia F 4-4 a- w z a 43 -0 1o 84445 54455 toward etc Follow drawings release sys tem push-out method allows attach remove chutist transmitter Very handy packing testing screws used bulkhead side landing gear straps carry weight epoxy screws place nylon control horn makes good release tab wire hook will also work will have drill own release hole nylon tab ones already too close edge Cut hole over-size easy movement release pin have release pieces place lightly Hot-Stuff nylon tubing guide place test RC release Adjust needed until release pin dis appears completely landing gear strap full-down arm movement release pin should go fully other strap arm up Adjust length wire position guide until release works correctly epoxy guide tube place sure edge arm will slip over under wire angle rides against arms edge balloon suit select washable fabric can hot-knife-cut such nylon Make cardboard templates suit pattern Shape point 25-watt soldering iron like blade shown drawings Practice cutting fabric before cutting suit pieces good practice youll need before cutting chute Fold stitch dart front panel Stitch two patterns together turn right-side-out Glue thin strips Velcro edge opening above dart Remove servo arms fit suit body Reposition servo arms temporarily make decision about suit fits before going further looks good actually bulky since balloon suit mark cutouts made Turn radio test easy movement arms Enlarge suit arms bind Locate switch charger plug support wires release pin servo screw open ings Mark location suit cutting hot knife suit removed Place cardboard inside suit prevent burning unwanted holes cut ting openings Try suit again Pull antenna through pants leg install servo screws through holes check other openings location Test operation satisfied begin decorating suit Dont attach harness suit off use Middy Braid sewing supplies harness Glue braid suit dont let glue get over place Glue main chute container back suit dont glue over servo screw access holes Glue front reserve chute choose use thousands decoration variations pick book copy Keep mind detail cannot seen across room let alone air make trim simple start chute must first order ripstop nylon best fabric work lightest available full-scale para chutes recommend uncoated fabric surplus parachutes can sewing nightmare However same recently-made coated fabric use also recommend ripstop used kites very stiff may open properly Stick real thing local parachute supply house purchased National Parachute Supply telephone 800-526-5946 Next locate good sewing machine possible knowledgeable helper will give much advice can case cannot get such assistance Use #9 #11 ball-point needle Test thread tension carefully light weight fabric according machine instruc Continued page 121 January 1983 27 8 445 5555 54 44 5 S S 04n S 54 S MNr4J LENOTh UNES -CAN 450CM TO DS WING STAB & FUSELAGE ~4*** IHOICE OF MODELERS II— StandardFuse-Jig $1000 Full House Wing jig $5995Wing & F use Jig Ajustojig CoR R 1 Box 673Noblesville lndana 46060317 877-2223 Whether consider yourself novice oran expert model builder A-i usto Jig will improve aircraft construc tion e valuable time bargain A-Justo-Jig holds major com ponents proper alignment entire unit will rotate 360 permit fit glue plank shape sand con venient position No messy glu ing over plans waiting dry before beginning opposite side. A-i usto-Jig will adjust rib former spacing lets build-in wing dihedral strong warp-free construction TO USE simple template rib indexing tool included locate drill holes rib alignment rods easy preparation takes approx 15 minutes average wing A-i usto-Jig builds em better Ask favorite hobby dealer Youll glad did arantee Propeller explosions incidents blades part company hub no means confined nylon props Judging accounts contained letters readers prop no matter what its material should regarded potential blade-thrower However would venture say number incidents blades separating com pared number props produced small Nevertheless no manufacturer volume product such prop can expected inspect 100% production few bad ones may reach shelves local hobby Store letter Bruce Devisser points out Bruce lucky defective prop broke tightening prop nut happened might well have caused injury much serious relates Using 4-way dogbone wrench started tighten prop nut new prop gripping blade left hand wrapped around thumb resting top prop hub blade hub suddenly separated rotation hub sharp splinters exposed tore one-inch gash thumb After first aid serious consideration cancelling flying day continued Very carefully attempted loosen prop nut anticipated other blade snapped off Careful inspection revealed remarkably clean break rear face first blade front splintered second blade appeared have some sort dry rot fungus inside blade Also grain ran perpendicu lar span blade Defective propeller betcha should have atleast observed grain problem conclude months column have safety tip David Anderson Bumsville MN Davids tip also concems avoiding injuries caused propellers Heres simple convenient safety device have using Twin City Radio Controllers field several years An old fuel jug filled gravel kept pit area starting engine jug placed front wing opposite enginestarter Should plane slip fliers grasp lurch forward plane will rotated away pilot preventing unwanted vasectomy jug also prevents plane creeping forward until ready taxied out runway photograph shows jug placed against wing Davids Vultee BT- 13 its fat fuselage hard hold hand would pleased publish other safety tips readers might have Have safe month John Preston 7012 Elvira Ct Falls Church VA 22042 Christopher/Hux Continued page27 tions Set stitch about eight stitches inch Use double-feed foot available Set needle position far right straight stitch work Cut templates patterns illustra tion board save work cut entire end template fabric pieces required trim off bottom end plate portion use template inside ribs Practice spare fabric get knack cutting hot blade strongly recommend make up list pieces cut before starting List color shape quantity make notes such ribs have holes side rib attach lines lines will outside rib ends Select dark color right end rib memor ize orientation flying cutting should done formica coated wallboard heavy aluminum foil prevent nylon bonding surface bonds too can easily removed sure cutting well ventilated area hot-knife Continued page 124 CON TROLINE FL YERS /Well Help get Contralino. 4etco%~ SHARK 15 Fo m ed meonyap ceReduc ononJeco Conto neK 5 aatoyd ect oyou Send25 o Stamped/AddresatfEnvelop6 THE CA ZAIC co INC 883 Lexington Ave Dept CL Brooklyn New York 11221 OEft6N 1/4SCALE SEMI KIT139001 CALE COMPLETEKIT.199OO 1/3SCALE SEMI KIT16900 PLEASE ADD $750 FOR SSIIPI114C 1/3 SCALE COMPLETE KIT. 22900 s/4 SCALE SPAN 80 WEIGHT 20# ENGINE QIJADRA 1/3 SCALE SPAN 106 WEIGHT 28# ENGINE QUADRA SEMI KITS cONTAIN SAWED AND SANDED FORMERS WALL WINO RIBS TIRE RUDDER AND STAB OUTLIN SIZE PLANG COMPLETE KITS CONTAIN THE ABOVE PANTS L PINE AND BALSA STRIP WOOD HABOWANE SEND $1 00 FOR OUR COMPLETE CATALOG PHONE t419 599-2121 January 1983 121 S PERFECT COVERING MATERIAL FOR LARGE R/C MODELS 18 oz/sq yd Shrinkable Easy apply Extremely strong Dope doesnt run thmugh like silk 86 WId lyd SEES 3yds51750 5yds52750 ORDER DIRECT Add $100 Handling t Ian 2 rlenadal JERRY NELSON & COMPANY 35l0 San Maeo Nvda 53555 7023220664 Kits Epoxglass Mr Gs Products & Supply 1010 Gratiot ox 111 Marysyille Michigan 80O 1-31 3-36-S375 N Nick Zirolis GIANT RIC SCALE PLAN DESIGNS 2 Cu size Engines AT-6 TEXAN24 I101 Spon$5700ppUSA FOEKOR DR-I27 163 TIpe$2500ppUSA POP BEARCAT24 106 Spon$2700ppUSA CURTISS P-4E2 19C Spon$2700ppUSA FAU CORSAIR2193 Spon$2700ppUSA Fiberglass Cowlings & Canopies available also Send stamp tar detailed broorrores nor Giant Scale Avoessorres Oar Plans sent Postpaid railbin toe UbAl 6 . UT SCALE MODELS ZERO PIETENPOL PIPER CUB ANDRESON MUSTANGLACEY M-1O jjrPowerdSPORT MODELS PRAIRIE BIRD 4 $595 Kits $595 MILES M18 DRUINE COUGAR GIPSY MOTH GANAGOBIE BABY ACE$649 ONE NITE 28$695 ONE NITE 16$595 STRINGLESS$495 PECK ROG$195 RADIO BLIMPS CONTROLLED II and 13 FOOT LONGKITS OR READY TO FLY NOW IN THREE COLORS GRAY ORANGE YELLOW LOW PRICES HARD TO FIND ITEMS CATALOG $100 DAAk.D*AhflS*AE PHONE 610 4424636 5~nonWnnnfnor 619 469-8675 W BOX 2498 -MA LA MESA CA 92041 stopher cont point must kept Clean tO cut effectively Since edges hot-knife-cut no need hemming However leading edges ribs panels hemmed strengthen Next use thick white glue like SoBo Grrrip attach nylon line ribs substitute another line squidding line resists tangles best set sewing machine zig-zag sew lines ribs As shown drawing zig goes through line zag through fabric Pull threads start first few stitches help start line thickness through prevent tension loss attach lines straight stitch will pucker badly Tie knots threads both ends stitch knot very important attach trailing edge TE lines until assembly complete Once lines attached leading edge LE hemmed can begin sewing pieces together see numbers front view sketch stitching begins LE ensure alignment First straight-stitch top long panels together correct color sequence Second attach ribs top panel seams shown front view drawing Third begin end attach bottom short panels rib base Start end panel work across other end have difficulty aligning three layers fabric inner ribs reset machine six stitches inch attach panel side rib first attach other panel Return eight stitches per inch end ribs two layers Use chalk marker show edge end panel attached end ribs Lastly chalk mark TE ribs end mark straightedge aligned along marks stitch described next paragraph line close TE Hot-knife-cut -in stitch improve forward speed can vent gore TE Simply leave oneinch-long section center gore unstitched air can pass through TE Layers fabric will bond hot-knifecut will need separate fabric edges behind sewing gap complete air passageway Now attach short steering lines TE third line end over yard long trimmed after rigging Glue inch steering line parallel TE stitch place Lay chute its top assemble steering lines shown small sketch Bind lightly thread wait glue until completed chute ready alignment Lay chute its side over plans aligning ribs rib pattern Weight chute down books Assemble half lines harness Control Line clip small Perfect Brand Bind thread glue Thread steering lines through hand slides act pulleys attach clips Deflect TE attached steering lines about inch closer chutist center TE lines attached main harness over comes dead throw created round edge chute inflated Go outside light steady wind run through house have room see chute has extra-tight extraloose lines single loose line should tightened single tight line should lengthened particularly true steering lines Let majority rule change odd tension line lines appear glue steering line joint trim excess line except steering lines hands tucked inside suit until jump-tested chute hanging upside-down servo arms should able raise TE up LE Theres item build before jump-tb st pod can hundred differ ent shapes long tube holds packed chute snugly board strong enough support weight used Lite Ply board Thermos bottle nylon liner tube can use tubing LEggs hose egg nose cone get idea use whatever will fit plane whatever have handy Dont allow edges can snag lines cut fabric install 1 24 Model Aviation Lake Buccaneer$26000 Grumman Widgeon$30000 EIIELISIUIIJ BALRNLL VI ALL UII1ELIIUN Heres eQuipment need give props 100 very nest balancebalance directions Carefully crafted top grade materials BUBBLE BALANCER accomodates 3/161/4 9/32 prop holes Other sizes availahiR special order Dealers ovited $1695 Add $150 lotHOWARD B HUEBI SEPT ASS postage handing kt Mion add 4% sales 101 No COIls Ron 82 Rn 8 Mnkato MN 56001 PRY 5 Catalina$AOO00 Hepubkc seabee5195U release tab too near TE could make some models tail-heavy pod attached rubberbands nylon bolts can used Install blocks bottom wing curved strip ailerons add blocks allow space aileron throw Follow photo sequence packing Test release over bed Since chutist exits plane about 450 should hold nose pod up 450 simulation hold pod level Since no slipstream chutist will exit straight down may damage fabric edge tube actual flight exit will smooth silk Work out malfunctions before trying model choose test chute building pack chute Launch chute already open Select calm day can interpret what happening should able complete full 3600 turn about 100 feet less Two things will make turns slow too little weight TE deflected enough turns chutist underweight will float turn slowly fail penetrate headwind best chutist can hold its ground position 10 mph wind turns too fast straight flight too tricky reduce weight lengthen steering lines first real jump choose calm day Spotting jump point takes practice amount wind problem becomes difficult Release about 300 feet upwind plane about 450 elevation Pull transmitter sticks back immediately release hold sticks down will increase strain servos chute opens Try have arms up position opens occurs about 15 feet behind model best have model ttle sure model choose has stab chutist will clear Also beware antenna wires counter balances stab other items could snag chute lines Stay off controls first Like wing chute will show up warps its glide Adjust lines overcome test steering pulling control stick direction want chutist going overhead turn wind try hold position chutist dropping front turn downwind increase speed toward making dead-stick landing Hitting target takes practice chutist rolls landing lines tangled study carefully usually takes two moves straighten out Ive hung Chris over car antenna over bee nest Lets hope landings will good ones have much fun learning jump weve 9 STUN LKi 4/C MODEL SPONSORED BY REDWOOD MODELERS MARCH 4-51983 EL RANCHO-TROPICANA SANTA ROSA CALIF SHOW HOURS SAT 10-6 SUN 10-4 EUAA REGISTRATION 9am TO 2 pm SATURDAY DEMONSTRATIONS MANUFACTURERS SPLAYS RETAIL WELCOME RW#S LATEST R/C ENGINES- KITS AccESSoRIES-TOOLS AUCTI ON Ip SUNtY-BRINGALLvUR OLD STUPPJ WDS TO 3rd PLACE ALL CATAGORIES OFF RAMP ARDS BANQUET DINNER 730 pun SAT ADMISSION $2OOUNDER 12 FREE S F SO MILES Radio Technique/Myers Continued page 29 flying done part-throttle See going help more people get Heli copters Another possibility exists Servo Gard manufactured RF Enterprises 106 North Main Street Arlington OH 45814 @ $3795 postpaid can several things 1 Shut throttle down preset value flight pack battery voltage drops below some preset number about 46 VDCyou can set throttle shutdown point value lets chopper descend comfortable rate still under control other control channels 2 Shut down throttle same point described previous item after loss control pulses receiverifthe rest ofthe system actually functioning properly can bring engine speed up again pulses resume Now two fine battery wire breaks Servo Gard cant anything can fixed minor modifica tion addition standby battery pack see sketch 3 modifications total primary battery failure will still cause Throttle servo run preset value chopper will descend no other controls func tioning crash Sure maybe severe totally-out-of-control situation think descent under power somewhat less likely destroy Helicopter would total stoppage engine depends hits wherever has superior flyaway whatever would follow after total battery system failure Having warning shutdown occur before battery exhaus tion makes system unflyable strikes DOUG BOUCHER 506 EL DORADO CT SANTA ROSACAL 95401 107-528-0264 or 107-539-3373 off cant ship until get ur order Choose design red R black B royal blue fD sky blue 5 caps fits Only $6 postpaid 4 $20 Christen Eagle BCE Corsair BF4Fortress B17 Lightning B38Liberator B24 Warhawk B40Mitchell BZS Mustang B51Superfortress B29 Spitfire BSPPhantom BP4 Sabre B86Tomcat B14 Dozens catalog send SASE Send check money order FIightIine Shirts Etc Department MA 1781 Johnmark Circle Grants Pass OR 97526 Name Address City State ZipDesignCap Color January 1983 125