WHAT WOULD YOUcall amodeiwbich totally flies face tradition both concept size may ultimate Stunter feel closest approach pinnacle yet obtained design model has developed over several years extensive testing Except part as-yet uncon firmed airfoil discoveries aero dynamic design Stunter owes its inception genius Bill Netzeband have working closely years quest Bill have get Precision Aerobatic model will actually 5-to-7-ft-radius corner per AMA rule book square triangular maneuvers have def initely proved both photographic advanced optical-measurement techniques no previous Stunter can come close turning 5-to-7-ft cornerno matter what may look like naked eye judge observer Ridiculous R can ease consistency Ourtests Bills calculations showed way get minimumradius turning capability decrease wing loading stuck conventionally-sized engines models would haye truly monstrous size order get wing loading wanted Real Double Voodoo model 1325 sq Webra Speed 61see Bill Winters Just Fun column November 1980 issue Model via tion experimental step direction really didnt jobat time Later experiments have brought its performance up expectations was ridiculous Cox Tee Dee 049/051 engines have very good power-to-weight ratio felt should exploit possibility point Ridiculous just grew designed fun ultimate CL Precision Aerobatics perform ance Clearly no way what modelers would think Stunter instead CL Precision Aerobatics model powered fly 50 70-ft lines depending wind conditions competition real hair-raising dem onstrations Ill fly 26-ft 012 lines pattern Combat speed R fast airplane real pre cision model needs fairly slow particularly talking about lap speed length time takes get around circle once level flight calm air can use 70-ft 008 lines fly lap 61 63 sec Under weather conditions R its best about 48 mph 52 mph isnt too bad 68 Model Aviation Top if ridiculous certainly unusual Looking quite bit like Combat ship R very special plane can actually perform rule book 5-to 7-It-radius turn Note large amount engine offset 220 necessary provide sufficient line tension Above see simple act snapping stab mount stab Note gap center section stab ribs allows hinge pin slip right position Top-half ribs sidearethen glued andtop gussets added just behind hinge ilnetothe ribs/ stab center plank section needed structural purposes rememberto build lightness especially longer lines get kind performance out 049 dragging 555 sq wing aweight about 20 oz SOft lines weve got work engine hard Ive done lot experimenting fuels props engine setups have own personal preferences line flier just wants build Rand have ball flying maybe winning some Stunt contests suggest using stock engine slightly modified needle valve infinite adjustment bored-out venturi 15% nitro fuel Cox black nylon 5-3 prop should turn about 22200 23500 rpm air 46-52 mph can check engine rpm use technique given Musical Tach article January 1981 issue Model Aviation Airplane trim weather conditions affect air speed rain model can slow down 5 mph keep little engine running steadily through maneuvers youll need super fuel-supply system use pressure bladder system two bladders fuel filter fuel shutoff attain maximum consisten cy Ill describe fully later article Line tension can quite light very precise elevator control needed Due factors use very large bellcrank give plenty muscle handle surface air loadsand custom-fitted fingers-only control handle Ill describe fully later dont intend try precise flying Ron long lines can use ordinary large commericial bellcrank will have experiment line-spread dimension control handle harmonize bellcrank Dont think about trying put exotic aesthetically-pleasing glass finishes R would make model too heavy its thing R youve got add lots lightness its parts Use MonoKote covering maybe little dope fuselage negative aspect Rs light wing loading sharp-turning ability factors can allow appear bob around unacceptably turbulent air phenomenon lightweight ships long lines can influence some judges seem prefer flight characteristics resemble some sort flying forest bombing run giving otherwisesuperior-flying airplane low maneuver scores moral either get too precise about literal rule-book perform ance flying capability competition learn enjoy agony defeat ever really fun thing continue flail away competition such machinery enjoy challenge trying accomplish impossible Sometimes superior flying performance can actually wipe out formidable force imposed very impressive-looking/sounding ar senals conventional Stunt heavy weaponry rate everybody really enjoys Left top section stabliator complete point ready installation stab mount top halves ribs gussets will installed afterthe stab mount has snapped place Right uniquely-shaped ribs used wing July1985 69 CLPA competition long fun fellowship main emphases victory always uncertain enough en sure lots excitement hope point Ive convinced you just have have own R wring out heres Construction really doesnt take overly-observant CL fan notice R much highly-modified Combat design takes little extra time build order eliminate structural deadwood Since weight critical factor airplane care must taken build lightly efficiently possible Soft medium wood accept able Stabilizer Contrary usual practice lets make stabilizer first probably difficult part Rto build has lightweight Covered ready install monoboom stabilizer its mounting stub should weigh no 1 oz Begin cutting stabilizer plank sheet soft medium weight n balsa provides enough mass handle air loads resist hangar rash encounters pattern weight-saving recess areas shown plans medium weight wood makes plank efficient structurally whole stab stronger lighter unrecessed plank used Softer balsa should probably have smaller recess areas 3/32-in brass tube bushings glued front plank indicated reinforced wrap-around layer nylon fabric ribs actually made up upper-half lower-half pieces glued side plank sanded final shape sanding block Ribs 1/32 balsa exception few 1/16 ones adjacent hinge bushings shown plans youre looking way cut corners building might elect use apiece flat -in balsa stab-mounting stub instead streamlined unit shown plans could produce little drag might look neat built-up stab-mounting stub made 1/16 balsa plank 3/32-in brass bushings glued front rein forced wrap nylon fabric 1/32 balsa ribs glued place sanded shape Add two horizontalgrain vertical 1/32-in webs top bottom 1/32 sheeting final step add three sections vertical-grain 1/32 balsa webbing over hinge bushing areas will probably easier MonoU Kote dope assembly now its doped sure mask off area will glued monoboom structure MonoKote can cut peeled off later its used Before stab covered must joined mounting stub 1/16-in music wire hinge pin used short section same brass tubingused hinge bushings cemented end wire before run through hinges after identical piece glued other end Use cyanoacrylate instant glue CyA purpose sure sandpaper ends wire first wash wire ends inside end retainer tubes good solvent make sure theres no oil grease would prevent glue sticking apply graphite grease bushing/pin areas prevent instant glue lube ruining day Another item needs com pleted before covering stab add 3/32-in spacers gussets 1/16-in center rib-pairs Also add 3/32-in horn-mount reinforcement elevator horn elevator horn super-easy make provides infinitely-adjustable trim feature Make horn piece fairly heavy 18 gauge iron wire kind buy hardware store roll Use piece about 6-in long Take piece Continued page 156 70 Model Aviation Left Rocket tubes used hold fuel bladders tubes coated epoxy paint glue fuel proof sanded smooth andthen plugged wIth 1/16 balsa end caps Above Ribs numbered 1 23 result stack-sanding ribs deciding two would needed during designing/building stages Note five iead-outguidesthataiiow experimenting different line rakes various wind conditions ilne lengths ADove ihe forward-facing wing tip weight box made section 1/2-in rocket tube hoidetheweight snugly butailows Itto breakfree crash minimize structural damage Also picture nose pod rear view its lightening holes special hoilow ing chisels made sharpened brass tubing engine mounts Right picture shows Z-bend can threaded onto soft steel infinite-adjust control horn balsa sheeting yet installed stab mount two spaces between inner rib pairs Note internal built-up stab mount structure pictures author Giant Scale ModelsPlans Accessories 516-234-5038 by Nick ZIroli 29 Edgar Dr Smlthtown NY 11787 USA Fiberglass CowlingsAll Balsa Canopies Available s sent Post-Paid within USA Seed 22 stamp Full Cutalq A6M5ZERO2A191 Span*2700 MU CORSAIR2/ Span$2700 CURTISS P-402W Span$2700For HK-AJ IIK-14U UuctCO I-sos AT4TEXAN24 1Span$2700 FBF BEARCAT2W Span$2700F4 PHANTOM$850 FOKKERDR-127 Tripa$250035Wing Span400 sq Wing Area SOPWITH TABLOID Quarter Scale77 Span$2400SAAB 37 VIGGEN$850 SOPWITH TABLOID 2W Span$180032 Wing Span400 sq Wing Area Practical Sized Giant Scale Models Popular Aircraft Ridiculous/Porter Continued page 70 1/16-in music wire about 2 long insert -in length small-di ameter plastic fuel line Hold vise pair pliers wrap turn iron wire around pulling loop tight around plastic tube/music wire Squeeze loop pliers until compresses plastic slightly around music wire iron wire should end up two loose ends sticking same direction can cut length 1 3/4 Pull music wire out plastic fuel line hit tubing/iron wire connection few drops CyA cut off excess length plastic tube side iron wire presto have finest adjustable bushed control horn can possibly made use same horn system Stunters up 60-size nary problem pushrod will bend stab will break before horn will bend sub stantially Use pair needle-nosed pliers finish shaping horn epoxy place stab Its best sandpaper wire will glued bushing stab structure assure glue will hold well Once done stab can covered Ill warn ahead time can heart-stopping adventure first time because shrinkage will like building flying version BD4 Homebuiltl Balsa ply & foam construction 64 span 640 sq 40.6otwoorfourcyc Dealer Inquiry Invited 3405 Cleveland Ave SW Canton OH 44707 Seid Si forCafalagn216464 6810 k ROUSH MFG iron-on plastic covering seal edges iron will warp stab pretty severely Just ignore warp cover other side Youll have iron out warps shrink covering Start tips work towards center Wing center spar system used attempt help develop airfoil minimum skin friction drag characteristics minimize warps other irregularities stack-sand ribs stub spars rib slots also number rib exact order came out stack ribs installed wing structure same relative position they came out stack center ribs will planked cap-stripped require little work Slip back stub spars sand aft part ribs airfoil high point rear end leaving 1/32-in step trailing edge TE starts thus eliminating abrupt step inthe outer surface atthe TE/center planking joint center spars ribs leading edge rocket-tube bladder-tank container going assembled once get parts ready ribs 1/16 sheet balsa per plans except forthe center rib -in Make circular cut outs rocket tube center ribs after have stack-sanded Cut l-in-dia rocket tube length 9 shown plans coat inside two thin applica tions epoxy paint glue lightly sanded between coats make slick fuel proof Make end caps 1/16 balsa fuelproof epoxy epoxy ends tube Cut access andvent holes tube shown Note spars plain flat 3/32 x 2 x 43A-in balsa point weight saving scallops will added later cant get 48-in-long balsa LE TE spars splice shorter lengths indicated dotted lines plans Note rib spacing outer part outboard wing panel different inboard panel outboard panel 1 shorter inboard LE piece x 4334 balsa will easier taper front before sembly Slide parts together line up wing structure very carefully Try get straight warp-free possible stage youre satisfied bond together CyA glue least two different methods making trailing edge Use favorite lightest method pre-join two 3/32 x 2 x 36 balsa sheets edge CyA glue slip onto ribs glue side top bottom time CyAusing long spout sure sand nice bevel sheet make trial fit before gluing more-accurate method attach TE sheets top bottom John Florlo 837 Johnsonburg Rd St Marys PA 15857 Flono Flyer List $77 FLORIO FLYER 60 Whippea 60 Ia laugOb 46 Wham Area 660 sq Pawn 49 n hi Wnlmbt 5% ft 6 ba FLORIO FLYER 40 Wiuppinn 92 Lamlb 40% hi Wing Ares 505 eq hi List $64pewanSSOw49eahi Wulht40041a See Dealer Order Direct Direct order Iaciude $2 shlpplaag PA ret add 6% 156 Model Aviation ProTechTor STRONG METAL FRAME THERMO MOLDED SHELL FILLED WITH SOFT FOAM GREAT GIFT 9X12X5 RC AIRPLANES BOATS CARS CAMERAS ETC Transmitter Case PRICE $35 inciudes shipping Con USA Alaska & Hawaii add $2 CA Resadd 6% tax OTHER PRODUCTS COMPUTER DISK CASE LOMAR CLAMP buildingtool PROMOUNT machined engine mounts MC SASE FOR FREE INFO EARS INVITED BERGERON ENTERPRISES 443 ROBERTA FULLERTON CA 92632 201 SE 12th Street Pompano Beach FL 33080 305-7857978 4 ENGINEERING THE LANDING GEAR PEOPLE rirod ml kit lamilig gears thai dool iii par biggie properly o & ii Eqimeenog cam suit liar prablems * Costa bull tsar maids & specs goaranheed lii * StromI & durable Ia wilboland Ike leogheel aiding * 0 & 8 Eo8iaeeriag gear will work & keep aor biggie llyiag * I stick roplacemeol gear br algol popular models Brom Pills Chnstes Eagle CAP 21 Balsa USA J-3 CUB Air Tech Pawace aid Eagle Noses Big Slick Champ Citmbna B & B models Seapper Slinger Snapper Too CROSS COUNTRY E WINDSOf4GI DOES IT AGAIN 3 Windsong teams entered out 14 total teams florida Cross Country Invitational Contest placed 1st second straight year 2nd 4th flown C Lee Montgomery Brian Agnew Ed Burton respectively o JeWs Sagitta XCs Merlins 16 foot ri European ASW 22 etc As pilot put Windsongs just went up faster thermals moved faster could What next day Brian Agnew went win o Florida Soaring Society Thermal C ontest same N Windsong THE WINDSONG WHAT AIRPLANE Coming soon T glider 16 oz fly wt 60 foam core rotating wings glass fuse demon slope yet pult histart winch hand launchable outstanding mal flying Looks thermals like baby Windsong 0 Windsong 19995Camano 15995Pixy 14995 Send 2 stamps catalog $25 VHS video tape jfl CAMANO DRIVE CAMANO ISLAND WA 98 292 structure CyA bevel aft edge second sheet can easily laid right top ribs beveled edge Apply 5-mm epoxy ribs beveled edge installed sheet lay second sheet pressing place straight-edged piece wood ensure straight TE Get out teakettle steam/twist warps out structure Hold warped portion steam twist warp out going little past neutral position letting structure cool holding de-warped position may have repeated few times eradicate warp Add wing tips Either follow plans design own aestheticallypleasing shape 3/32 -in soft medium sheet balsa Sorry tip shape doesnt seem matter much far performance goes Make both tips same size two tip ribs side made much same manner stabil izer Use sanding block help blend everything together finished product will look planned way Again check warps steam out may have crept bellcmank lead-outs should installed nowalso fuel shutoff intend use highly recommend shutoff its very handy abort flight engine running right stage construction very critical because control friction slop going virtually impossible correct final result could end up being wild hunting beast use 25 50-lb-test nylon string lead-outs lead-out guides use sections outer tubing Sullivan Gold-N-Rod red tube material five allow string leadouts through various combinations order adjust line rake vital going experiment different line lengths wind conditions order reduce friction possible wear nylon string encase portions lead-out inner rod sections Gold-N-Rod material plans show clearly does lead-out run through tube also add length lead-out string parallel lead-out provide strain relief leadout emerges tube tube affixed lead-out strain relief CyA glue microballons end Taper glue/microbaboon glob smoothly eliminate possible stress points might develop age lead-out rod runs sufficient length protect entire length lead-out contacts leadout guide sheath -in slice silicone fuel line pressed outboard tapered end inner rod prevent falling through lead-out guide wing easily removed replaced during line-rake changes also use inner rod material bellcranklengine shutoff kicker wire contact points exit guide fuel shutoff pushrod goes engine section outer sheath glued fuel shutoff wire point providing oildeflecting slip joint keeps engine oil out Before thinking about planking center section absolutely sure control system tight friction-free line-rake mode Once again steam out warps may have developed wing structure since last de warping operation wait until after top bottom planking added will very sorry plans show bellcrank-support sus pension system heartily recom mend extremely rugged bellcmank should never pull out string reinforcement along planking helps prevent outer wing panel ooming apart event underground flight attempted suspension system uses same 25 50-lb-test nylon string material bellcrank lead-outs string put place before planking attached Press light dimples ribs string crosses glue string place After planking has added glue string along inner edge planking wish can leave out string suspen sion system use -in center rib reinforced 1/16 plywood Now add 1/16 balsa planking using conven ient-width sheet quick easy asA monthly publication covering International RC Soaring Scene $1 6/yr US Canada & Mexico $24/yr elsewhere via airmail Post OffIce Box 269 Peterborough NH 03458 POWERED MODELS Quality ormance ndability VA Control Line Airplanes Engines Accessories R/C Sailplanes Airplanes R/C Off-Road Cars SEND SASE FOR FREE MINI CATALOG COX HOBBIES INC 1525 E Warner Ave Santa Ana CA 92705 PRODUCTS FOR TN Complete Line Exhaust Systems * Tuned Pipes led Tuned Pipes Headers Venturi Mufflers * Expansion Mufflers Helicopter Ball Mufflers Specialized Exhaust Systems Unsurpas War-nshp & Pedomance July1985 157 DODGSON DESIGNS 2904 SW * * Long Engine Life * * Use BRU LINE Air Cleaner Completely Fuel Proof Nylon Rubber Parts Cat No 102 Air Cleaner Coarse Cat No 202 Air Cleaner Fine Replacement Inserts Cat No 104 Pkl2 Inserts Coarse Cat No204 Pk/2 lnsertsFine FITS MOST ENGINES 25and UP SEE YOUR LOCAL HOBBY DEALER IF UNAVAILABLE LOCALLY SEND TO lAdd 75C shippingMichigan residents add 4% sales tax Bru Line Industries Inc PO Box 3786 center Line Michigan 48015 PLUS Wing Kit Updates NOVICE 4 Channel SPORTSMAN Are Ready DEALER & DISTRIBUTOR INQUIRIES IN VI TED GRAPHICS STRIPING TAPE 60 feet price 36 L&L MODEL PRODUCTS Introduces $225 $225 $195 $195 -THETRAINING 3 Channel SimplicityAerobatic Ailerons Flat Bottom wing Forgiving Maximum Stability L S L MODEL PRODUCTS 7342 Appleridge Ct Cincinnati Ohio 45247 Phone 513/385-0912 L&L SPARLOCK Wing Construction Featured Both Kits 55 Wing Span29-40 Engine 3 sizes package -/6 /8 -e--- /4 /1 RsbRHoPA sembly Also add 1/16 x -in cap strips leading edge rounded very blunt curve planked area After planking cap strips dry comes fun part adding lightness want R have its maximum per formance potential step must omit Incredible may seem properly done adding lightness can re sult finished model being much sturdier often-disregarded principle overlooked Mark limits area removed soft pencil carve sand LE spars TE final contours After warps steamed out use coarse sandpaper thin TE approximately 1/16 plans show what can best understood general strategy concentrating models struc tural mass center tapering structure toward wing tips stab stab tips engine mount such way approximate strength needed point withstand variable stress pat terns can occur result vertical dive ground maximize probability structural survival impact forces recommended outboard wing tip weight box made length in-dia rocket tube Carve -in piece balsa plug aft end epoxy tube place wingtip Shape front end tube sanding block match airfoil section lead weight should pointed front end wrapped sponge rubber snug fit tube Cover open end tube transparent tape until have arrived final trimmed weight needed put patch MonoKote over glory scheme tip weight can bash its way through tape/covering event crash its mass will break structure could glued place Cover wing iron-on plastic film Chrome Mono Kote top prevents hot sunlight warping things Sources rocket tubes few hobby shops model rocketry supplies may carry separate rocket tubes stock Other wise local level youll have buy model rocket kits get tubes can bit patient willing order mail can get catalogs prices either Flight Sys tems Inc 9300 E 68th St Raytown MO 64133very crush-resistant tubes sizes available finished bond paper better gluing $1 catalog Estes Industries Penrose CO 81240tubes thin lightweight glassine finished free catalog continued Nuremberg/Moulton Continued page 79 indicative growth Spanish indus try kits neat nearly scale true scale range FAI Combat RC Tucano 158 Model Aviation NEW MK 2 H & K SUPER STARTERS Look before leap original still best Has new larger clutch fully supported applications 90 day warranty new lower prices MODEL 1 0-35 0-50 ZENOAH ROPER MODEL 2Super Hustler MAG II MODEL 3Tartan Twin Super Twin Glow Manufactured Distributed P K Products PO Box 62260 Hayward CA 945400 415 581-4277 Add Si 50 postage handling $2495 $3295 $3995 Dealers inquiries invited AMERICAN JUNIOR 9A-i Fireball unas have pies available Imihe famous A-J Fleebaii Plans show ali sis production variants pius FOUR modified designs including Fireball Bipe heautilul Sportster set also includes Fireball Finats instructions afew other nice surprises Orderyour Fireball Plan Pak TODAY andstartbuildingyoarownA-IAIRFORcE cOLLEcTION Price includes Maiiiag Tube First class UPS deiivey charges price complete $25 74 GIidcSItl POt1595 74 3Pak140JIIW'5 lal eulde Kit095AIttCttAflCO 4a4ARF1595P0 euxisto 4a4 RTF1795PotSand oe ms5 J Fun Pak
Edition: Model Aviation - 1985/07
Page Numbers: 68, 69, 70, 156, 157, 158
WHAT WOULD YOUcall amodeiwbich totally flies face tradition both concept size may ultimate Stunter feel closest approach pinnacle yet obtained design model has developed over several years extensive testing Except part as-yet uncon firmed airfoil discoveries aero dynamic design Stunter owes its inception genius Bill Netzeband have working closely years quest Bill have get Precision Aerobatic model will actually 5-to-7-ft-radius corner per AMA rule book square triangular maneuvers have def initely proved both photographic advanced optical-measurement techniques no previous Stunter can come close turning 5-to-7-ft cornerno matter what may look like naked eye judge observer Ridiculous R can ease consistency Ourtests Bills calculations showed way get minimumradius turning capability decrease wing loading stuck conventionally-sized engines models would haye truly monstrous size order get wing loading wanted Real Double Voodoo model 1325 sq Webra Speed 61see Bill Winters Just Fun column November 1980 issue Model via tion experimental step direction really didnt jobat time Later experiments have brought its performance up expectations was ridiculous Cox Tee Dee 049/051 engines have very good power-to-weight ratio felt should exploit possibility point Ridiculous just grew designed fun ultimate CL Precision Aerobatics perform ance Clearly no way what modelers would think Stunter instead CL Precision Aerobatics model powered fly 50 70-ft lines depending wind conditions competition real hair-raising dem onstrations Ill fly 26-ft 012 lines pattern Combat speed R fast airplane real pre cision model needs fairly slow particularly talking about lap speed length time takes get around circle once level flight calm air can use 70-ft 008 lines fly lap 61 63 sec Under weather conditions R its best about 48 mph 52 mph isnt too bad 68 Model Aviation Top if ridiculous certainly unusual Looking quite bit like Combat ship R very special plane can actually perform rule book 5-to 7-It-radius turn Note large amount engine offset 220 necessary provide sufficient line tension Above see simple act snapping stab mount stab Note gap center section stab ribs allows hinge pin slip right position Top-half ribs sidearethen glued andtop gussets added just behind hinge ilnetothe ribs/ stab center plank section needed structural purposes rememberto build lightness especially longer lines get kind performance out 049 dragging 555 sq wing aweight about 20 oz SOft lines weve got work engine hard Ive done lot experimenting fuels props engine setups have own personal preferences line flier just wants build Rand have ball flying maybe winning some Stunt contests suggest using stock engine slightly modified needle valve infinite adjustment bored-out venturi 15% nitro fuel Cox black nylon 5-3 prop should turn about 22200 23500 rpm air 46-52 mph can check engine rpm use technique given Musical Tach article January 1981 issue Model Aviation Airplane trim weather conditions affect air speed rain model can slow down 5 mph keep little engine running steadily through maneuvers youll need super fuel-supply system use pressure bladder system two bladders fuel filter fuel shutoff attain maximum consisten cy Ill describe fully later article Line tension can quite light very precise elevator control needed Due factors use very large bellcrank give plenty muscle handle surface air loadsand custom-fitted fingers-only control handle Ill describe fully later dont intend try precise flying Ron long lines can use ordinary large commericial bellcrank will have experiment line-spread dimension control handle harmonize bellcrank Dont think about trying put exotic aesthetically-pleasing glass finishes R would make model too heavy its thing R youve got add lots lightness its parts Use MonoKote covering maybe little dope fuselage negative aspect Rs light wing loading sharp-turning ability factors can allow appear bob around unacceptably turbulent air phenomenon lightweight ships long lines can influence some judges seem prefer flight characteristics resemble some sort flying forest bombing run giving otherwisesuperior-flying airplane low maneuver scores moral either get too precise about literal rule-book perform ance flying capability competition learn enjoy agony defeat ever really fun thing continue flail away competition such machinery enjoy challenge trying accomplish impossible Sometimes superior flying performance can actually wipe out formidable force imposed very impressive-looking/sounding ar senals conventional Stunt heavy weaponry rate everybody really enjoys Left top section stabliator complete point ready installation stab mount top halves ribs gussets will installed afterthe stab mount has snapped place Right uniquely-shaped ribs used wing July1985 69 CLPA competition long fun fellowship main emphases victory always uncertain enough en sure lots excitement hope point Ive convinced you just have have own R wring out heres Construction really doesnt take overly-observant CL fan notice R much highly-modified Combat design takes little extra time build order eliminate structural deadwood Since weight critical factor airplane care must taken build lightly efficiently possible Soft medium wood accept able Stabilizer Contrary usual practice lets make stabilizer first probably difficult part Rto build has lightweight Covered ready install monoboom stabilizer its mounting stub should weigh no 1 oz Begin cutting stabilizer plank sheet soft medium weight n balsa provides enough mass handle air loads resist hangar rash encounters pattern weight-saving recess areas shown plans medium weight wood makes plank efficient structurally whole stab stronger lighter unrecessed plank used Softer balsa should probably have smaller recess areas 3/32-in brass tube bushings glued front plank indicated reinforced wrap-around layer nylon fabric ribs actually made up upper-half lower-half pieces glued side plank sanded final shape sanding block Ribs 1/32 balsa exception few 1/16 ones adjacent hinge bushings shown plans youre looking way cut corners building might elect use apiece flat -in balsa stab-mounting stub instead streamlined unit shown plans could produce little drag might look neat built-up stab-mounting stub made 1/16 balsa plank 3/32-in brass bushings glued front rein forced wrap nylon fabric 1/32 balsa ribs glued place sanded shape Add two horizontalgrain vertical 1/32-in webs top bottom 1/32 sheeting final step add three sections vertical-grain 1/32 balsa webbing over hinge bushing areas will probably easier MonoU Kote dope assembly now its doped sure mask off area will glued monoboom structure MonoKote can cut peeled off later its used Before stab covered must joined mounting stub 1/16-in music wire hinge pin used short section same brass tubingused hinge bushings cemented end wire before run through hinges after identical piece glued other end Use cyanoacrylate instant glue CyA purpose sure sandpaper ends wire first wash wire ends inside end retainer tubes good solvent make sure theres no oil grease would prevent glue sticking apply graphite grease bushing/pin areas prevent instant glue lube ruining day Another item needs com pleted before covering stab add 3/32-in spacers gussets 1/16-in center rib-pairs Also add 3/32-in horn-mount reinforcement elevator horn elevator horn super-easy make provides infinitely-adjustable trim feature Make horn piece fairly heavy 18 gauge iron wire kind buy hardware store roll Use piece about 6-in long Take piece Continued page 156 70 Model Aviation Left Rocket tubes used hold fuel bladders tubes coated epoxy paint glue fuel proof sanded smooth andthen plugged wIth 1/16 balsa end caps Above Ribs numbered 1 23 result stack-sanding ribs deciding two would needed during designing/building stages Note five iead-outguidesthataiiow experimenting different line rakes various wind conditions ilne lengths ADove ihe forward-facing wing tip weight box made section 1/2-in rocket tube hoidetheweight snugly butailows Itto breakfree crash minimize structural damage Also picture nose pod rear view its lightening holes special hoilow ing chisels made sharpened brass tubing engine mounts Right picture shows Z-bend can threaded onto soft steel infinite-adjust control horn balsa sheeting yet installed stab mount two spaces between inner rib pairs Note internal built-up stab mount structure pictures author Giant Scale ModelsPlans Accessories 516-234-5038 by Nick ZIroli 29 Edgar Dr Smlthtown NY 11787 USA Fiberglass CowlingsAll Balsa Canopies Available s sent Post-Paid within USA Seed 22 stamp Full Cutalq A6M5ZERO2A191 Span*2700 MU CORSAIR2/ Span$2700 CURTISS P-402W Span$2700For HK-AJ IIK-14U UuctCO I-sos AT4TEXAN24 1Span$2700 FBF BEARCAT2W Span$2700F4 PHANTOM$850 FOKKERDR-127 Tripa$250035Wing Span400 sq Wing Area SOPWITH TABLOID Quarter Scale77 Span$2400SAAB 37 VIGGEN$850 SOPWITH TABLOID 2W Span$180032 Wing Span400 sq Wing Area Practical Sized Giant Scale Models Popular Aircraft Ridiculous/Porter Continued page 70 1/16-in music wire about 2 long insert -in length small-di ameter plastic fuel line Hold vise pair pliers wrap turn iron wire around pulling loop tight around plastic tube/music wire Squeeze loop pliers until compresses plastic slightly around music wire iron wire should end up two loose ends sticking same direction can cut length 1 3/4 Pull music wire out plastic fuel line hit tubing/iron wire connection few drops CyA cut off excess length plastic tube side iron wire presto have finest adjustable bushed control horn can possibly made use same horn system Stunters up 60-size nary problem pushrod will bend stab will break before horn will bend sub stantially Use pair needle-nosed pliers finish shaping horn epoxy place stab Its best sandpaper wire will glued bushing stab structure assure glue will hold well Once done stab can covered Ill warn ahead time can heart-stopping adventure first time because shrinkage will like building flying version BD4 Homebuiltl Balsa ply & foam construction 64 span 640 sq 40.6otwoorfourcyc Dealer Inquiry Invited 3405 Cleveland Ave SW Canton OH 44707 Seid Si forCafalagn216464 6810 k ROUSH MFG iron-on plastic covering seal edges iron will warp stab pretty severely Just ignore warp cover other side Youll have iron out warps shrink covering Start tips work towards center Wing center spar system used attempt help develop airfoil minimum skin friction drag characteristics minimize warps other irregularities stack-sand ribs stub spars rib slots also number rib exact order came out stack ribs installed wing structure same relative position they came out stack center ribs will planked cap-stripped require little work Slip back stub spars sand aft part ribs airfoil high point rear end leaving 1/32-in step trailing edge TE starts thus eliminating abrupt step inthe outer surface atthe TE/center planking joint center spars ribs leading edge rocket-tube bladder-tank container going assembled once get parts ready ribs 1/16 sheet balsa per plans except forthe center rib -in Make circular cut outs rocket tube center ribs after have stack-sanded Cut l-in-dia rocket tube length 9 shown plans coat inside two thin applica tions epoxy paint glue lightly sanded between coats make slick fuel proof Make end caps 1/16 balsa fuelproof epoxy epoxy ends tube Cut access andvent holes tube shown Note spars plain flat 3/32 x 2 x 43A-in balsa point weight saving scallops will added later cant get 48-in-long balsa LE TE spars splice shorter lengths indicated dotted lines plans Note rib spacing outer part outboard wing panel different inboard panel outboard panel 1 shorter inboard LE piece x 4334 balsa will easier taper front before sembly Slide parts together line up wing structure very carefully Try get straight warp-free possible stage youre satisfied bond together CyA glue least two different methods making trailing edge Use favorite lightest method pre-join two 3/32 x 2 x 36 balsa sheets edge CyA glue slip onto ribs glue side top bottom time CyAusing long spout sure sand nice bevel sheet make trial fit before gluing more-accurate method attach TE sheets top bottom John Florlo 837 Johnsonburg Rd St Marys PA 15857 Flono Flyer List $77 FLORIO FLYER 60 Whippea 60 Ia laugOb 46 Wham Area 660 sq Pawn 49 n hi Wnlmbt 5% ft 6 ba FLORIO FLYER 40 Wiuppinn 92 Lamlb 40% hi Wing Ares 505 eq hi List $64pewanSSOw49eahi Wulht40041a See Dealer Order Direct Direct order Iaciude $2 shlpplaag PA ret add 6% 156 Model Aviation ProTechTor STRONG METAL FRAME THERMO MOLDED SHELL FILLED WITH SOFT FOAM GREAT GIFT 9X12X5 RC AIRPLANES BOATS CARS CAMERAS ETC Transmitter Case PRICE $35 inciudes shipping Con USA Alaska & Hawaii add $2 CA Resadd 6% tax OTHER PRODUCTS COMPUTER DISK CASE LOMAR CLAMP buildingtool PROMOUNT machined engine mounts MC SASE FOR FREE INFO EARS INVITED BERGERON ENTERPRISES 443 ROBERTA FULLERTON CA 92632 201 SE 12th Street Pompano Beach FL 33080 305-7857978 4 ENGINEERING THE LANDING GEAR PEOPLE rirod ml kit lamilig gears thai dool iii par biggie properly o & ii Eqimeenog cam suit liar prablems * Costa bull tsar maids & specs goaranheed lii * StromI & durable Ia wilboland Ike leogheel aiding * 0 & 8 Eo8iaeeriag gear will work & keep aor biggie llyiag * I stick roplacemeol gear br algol popular models Brom Pills Chnstes Eagle CAP 21 Balsa USA J-3 CUB Air Tech Pawace aid Eagle Noses Big Slick Champ Citmbna B & B models Seapper Slinger Snapper Too CROSS COUNTRY E WINDSOf4GI DOES IT AGAIN 3 Windsong teams entered out 14 total teams florida Cross Country Invitational Contest placed 1st second straight year 2nd 4th flown C Lee Montgomery Brian Agnew Ed Burton respectively o JeWs Sagitta XCs Merlins 16 foot ri European ASW 22 etc As pilot put Windsongs just went up faster thermals moved faster could What next day Brian Agnew went win o Florida Soaring Society Thermal C ontest same N Windsong THE WINDSONG WHAT AIRPLANE Coming soon T glider 16 oz fly wt 60 foam core rotating wings glass fuse demon slope yet pult histart winch hand launchable outstanding mal flying Looks thermals like baby Windsong 0 Windsong 19995Camano 15995Pixy 14995 Send 2 stamps catalog $25 VHS video tape jfl CAMANO DRIVE CAMANO ISLAND WA 98 292 structure CyA bevel aft edge second sheet can easily laid right top ribs beveled edge Apply 5-mm epoxy ribs beveled edge installed sheet lay second sheet pressing place straight-edged piece wood ensure straight TE Get out teakettle steam/twist warps out structure Hold warped portion steam twist warp out going little past neutral position letting structure cool holding de-warped position may have repeated few times eradicate warp Add wing tips Either follow plans design own aestheticallypleasing shape 3/32 -in soft medium sheet balsa Sorry tip shape doesnt seem matter much far performance goes Make both tips same size two tip ribs side made much same manner stabil izer Use sanding block help blend everything together finished product will look planned way Again check warps steam out may have crept bellcmank lead-outs should installed nowalso fuel shutoff intend use highly recommend shutoff its very handy abort flight engine running right stage construction very critical because control friction slop going virtually impossible correct final result could end up being wild hunting beast use 25 50-lb-test nylon string lead-outs lead-out guides use sections outer tubing Sullivan Gold-N-Rod red tube material five allow string leadouts through various combinations order adjust line rake vital going experiment different line lengths wind conditions order reduce friction possible wear nylon string encase portions lead-out inner rod sections Gold-N-Rod material plans show clearly does lead-out run through tube also add length lead-out string parallel lead-out provide strain relief leadout emerges tube tube affixed lead-out strain relief CyA glue microballons end Taper glue/microbaboon glob smoothly eliminate possible stress points might develop age lead-out rod runs sufficient length protect entire length lead-out contacts leadout guide sheath -in slice silicone fuel line pressed outboard tapered end inner rod prevent falling through lead-out guide wing easily removed replaced during line-rake changes also use inner rod material bellcranklengine shutoff kicker wire contact points exit guide fuel shutoff pushrod goes engine section outer sheath glued fuel shutoff wire point providing oildeflecting slip joint keeps engine oil out Before thinking about planking center section absolutely sure control system tight friction-free line-rake mode Once again steam out warps may have developed wing structure since last de warping operation wait until after top bottom planking added will very sorry plans show bellcrank-support sus pension system heartily recom mend extremely rugged bellcmank should never pull out string reinforcement along planking helps prevent outer wing panel ooming apart event underground flight attempted suspension system uses same 25 50-lb-test nylon string material bellcrank lead-outs string put place before planking attached Press light dimples ribs string crosses glue string place After planking has added glue string along inner edge planking wish can leave out string suspen sion system use -in center rib reinforced 1/16 plywood Now add 1/16 balsa planking using conven ient-width sheet quick easy asA monthly publication covering International RC Soaring Scene $1 6/yr US Canada & Mexico $24/yr elsewhere via airmail Post OffIce Box 269 Peterborough NH 03458 POWERED MODELS Quality ormance ndability VA Control Line Airplanes Engines Accessories R/C Sailplanes Airplanes R/C Off-Road Cars SEND SASE FOR FREE MINI CATALOG COX HOBBIES INC 1525 E Warner Ave Santa Ana CA 92705 PRODUCTS FOR TN Complete Line Exhaust Systems * Tuned Pipes led Tuned Pipes Headers Venturi Mufflers * Expansion Mufflers Helicopter Ball Mufflers Specialized Exhaust Systems Unsurpas War-nshp & Pedomance July1985 157 DODGSON DESIGNS 2904 SW * * Long Engine Life * * Use BRU LINE Air Cleaner Completely Fuel Proof Nylon Rubber Parts Cat No 102 Air Cleaner Coarse Cat No 202 Air Cleaner Fine Replacement Inserts Cat No 104 Pkl2 Inserts Coarse Cat No204 Pk/2 lnsertsFine FITS MOST ENGINES 25and UP SEE YOUR LOCAL HOBBY DEALER IF UNAVAILABLE LOCALLY SEND TO lAdd 75C shippingMichigan residents add 4% sales tax Bru Line Industries Inc PO Box 3786 center Line Michigan 48015 PLUS Wing Kit Updates NOVICE 4 Channel SPORTSMAN Are Ready DEALER & DISTRIBUTOR INQUIRIES IN VI TED GRAPHICS STRIPING TAPE 60 feet price 36 L&L MODEL PRODUCTS Introduces $225 $225 $195 $195 -THETRAINING 3 Channel SimplicityAerobatic Ailerons Flat Bottom wing Forgiving Maximum Stability L S L MODEL PRODUCTS 7342 Appleridge Ct Cincinnati Ohio 45247 Phone 513/385-0912 L&L SPARLOCK Wing Construction Featured Both Kits 55 Wing Span29-40 Engine 3 sizes package -/6 /8 -e--- /4 /1 RsbRHoPA sembly Also add 1/16 x -in cap strips leading edge rounded very blunt curve planked area After planking cap strips dry comes fun part adding lightness want R have its maximum per formance potential step must omit Incredible may seem properly done adding lightness can re sult finished model being much sturdier often-disregarded principle overlooked Mark limits area removed soft pencil carve sand LE spars TE final contours After warps steamed out use coarse sandpaper thin TE approximately 1/16 plans show what can best understood general strategy concentrating models struc tural mass center tapering structure toward wing tips stab stab tips engine mount such way approximate strength needed point withstand variable stress pat terns can occur result vertical dive ground maximize probability structural survival impact forces recommended outboard wing tip weight box made length in-dia rocket tube Carve -in piece balsa plug aft end epoxy tube place wingtip Shape front end tube sanding block match airfoil section lead weight should pointed front end wrapped sponge rubber snug fit tube Cover open end tube transparent tape until have arrived final trimmed weight needed put patch MonoKote over glory scheme tip weight can bash its way through tape/covering event crash its mass will break structure could glued place Cover wing iron-on plastic film Chrome Mono Kote top prevents hot sunlight warping things Sources rocket tubes few hobby shops model rocketry supplies may carry separate rocket tubes stock Other wise local level youll have buy model rocket kits get tubes can bit patient willing order mail can get catalogs prices either Flight Sys tems Inc 9300 E 68th St Raytown MO 64133very crush-resistant tubes sizes available finished bond paper better gluing $1 catalog Estes Industries Penrose CO 81240tubes thin lightweight glassine finished free catalog continued Nuremberg/Moulton Continued page 79 indicative growth Spanish indus try kits neat nearly scale true scale range FAI Combat RC Tucano 158 Model Aviation NEW MK 2 H & K SUPER STARTERS Look before leap original still best Has new larger clutch fully supported applications 90 day warranty new lower prices MODEL 1 0-35 0-50 ZENOAH ROPER MODEL 2Super Hustler MAG II MODEL 3Tartan Twin Super Twin Glow Manufactured Distributed P K Products PO Box 62260 Hayward CA 945400 415 581-4277 Add Si 50 postage handling $2495 $3295 $3995 Dealers inquiries invited AMERICAN JUNIOR 9A-i Fireball unas have pies available Imihe famous A-J Fleebaii Plans show ali sis production variants pius FOUR modified designs including Fireball Bipe heautilul Sportster set also includes Fireball Finats instructions afew other nice surprises Orderyour Fireball Plan Pak TODAY andstartbuildingyoarownA-IAIRFORcE cOLLEcTION Price includes Maiiiag Tube First class UPS deiivey charges price complete $25 74 GIidcSItl POt1595 74 3Pak140JIIW'5 lal eulde Kit095AIttCttAflCO 4a4ARF1595P0 euxisto 4a4 RTF1795PotSand oe ms5 J Fun Pak
Edition: Model Aviation - 1985/07
Page Numbers: 68, 69, 70, 156, 157, 158
WHAT WOULD YOUcall amodeiwbich totally flies face tradition both concept size may ultimate Stunter feel closest approach pinnacle yet obtained design model has developed over several years extensive testing Except part as-yet uncon firmed airfoil discoveries aero dynamic design Stunter owes its inception genius Bill Netzeband have working closely years quest Bill have get Precision Aerobatic model will actually 5-to-7-ft-radius corner per AMA rule book square triangular maneuvers have def initely proved both photographic advanced optical-measurement techniques no previous Stunter can come close turning 5-to-7-ft cornerno matter what may look like naked eye judge observer Ridiculous R can ease consistency Ourtests Bills calculations showed way get minimumradius turning capability decrease wing loading stuck conventionally-sized engines models would haye truly monstrous size order get wing loading wanted Real Double Voodoo model 1325 sq Webra Speed 61see Bill Winters Just Fun column November 1980 issue Model via tion experimental step direction really didnt jobat time Later experiments have brought its performance up expectations was ridiculous Cox Tee Dee 049/051 engines have very good power-to-weight ratio felt should exploit possibility point Ridiculous just grew designed fun ultimate CL Precision Aerobatics perform ance Clearly no way what modelers would think Stunter instead CL Precision Aerobatics model powered fly 50 70-ft lines depending wind conditions competition real hair-raising dem onstrations Ill fly 26-ft 012 lines pattern Combat speed R fast airplane real pre cision model needs fairly slow particularly talking about lap speed length time takes get around circle once level flight calm air can use 70-ft 008 lines fly lap 61 63 sec Under weather conditions R its best about 48 mph 52 mph isnt too bad 68 Model Aviation Top if ridiculous certainly unusual Looking quite bit like Combat ship R very special plane can actually perform rule book 5-to 7-It-radius turn Note large amount engine offset 220 necessary provide sufficient line tension Above see simple act snapping stab mount stab Note gap center section stab ribs allows hinge pin slip right position Top-half ribs sidearethen glued andtop gussets added just behind hinge ilnetothe ribs/ stab center plank section needed structural purposes rememberto build lightness especially longer lines get kind performance out 049 dragging 555 sq wing aweight about 20 oz SOft lines weve got work engine hard Ive done lot experimenting fuels props engine setups have own personal preferences line flier just wants build Rand have ball flying maybe winning some Stunt contests suggest using stock engine slightly modified needle valve infinite adjustment bored-out venturi 15% nitro fuel Cox black nylon 5-3 prop should turn about 22200 23500 rpm air 46-52 mph can check engine rpm use technique given Musical Tach article January 1981 issue Model Aviation Airplane trim weather conditions affect air speed rain model can slow down 5 mph keep little engine running steadily through maneuvers youll need super fuel-supply system use pressure bladder system two bladders fuel filter fuel shutoff attain maximum consisten cy Ill describe fully later article Line tension can quite light very precise elevator control needed Due factors use very large bellcrank give plenty muscle handle surface air loadsand custom-fitted fingers-only control handle Ill describe fully later dont intend try precise flying Ron long lines can use ordinary large commericial bellcrank will have experiment line-spread dimension control handle harmonize bellcrank Dont think about trying put exotic aesthetically-pleasing glass finishes R would make model too heavy its thing R youve got add lots lightness its parts Use MonoKote covering maybe little dope fuselage negative aspect Rs light wing loading sharp-turning ability factors can allow appear bob around unacceptably turbulent air phenomenon lightweight ships long lines can influence some judges seem prefer flight characteristics resemble some sort flying forest bombing run giving otherwisesuperior-flying airplane low maneuver scores moral either get too precise about literal rule-book perform ance flying capability competition learn enjoy agony defeat ever really fun thing continue flail away competition such machinery enjoy challenge trying accomplish impossible Sometimes superior flying performance can actually wipe out formidable force imposed very impressive-looking/sounding ar senals conventional Stunt heavy weaponry rate everybody really enjoys Left top section stabliator complete point ready installation stab mount top halves ribs gussets will installed afterthe stab mount has snapped place Right uniquely-shaped ribs used wing July1985 69 CLPA competition long fun fellowship main emphases victory always uncertain enough en sure lots excitement hope point Ive convinced you just have have own R wring out heres Construction really doesnt take overly-observant CL fan notice R much highly-modified Combat design takes little extra time build order eliminate structural deadwood Since weight critical factor airplane care must taken build lightly efficiently possible Soft medium wood accept able Stabilizer Contrary usual practice lets make stabilizer first probably difficult part Rto build has lightweight Covered ready install monoboom stabilizer its mounting stub should weigh no 1 oz Begin cutting stabilizer plank sheet soft medium weight n balsa provides enough mass handle air loads resist hangar rash encounters pattern weight-saving recess areas shown plans medium weight wood makes plank efficient structurally whole stab stronger lighter unrecessed plank used Softer balsa should probably have smaller recess areas 3/32-in brass tube bushings glued front plank indicated reinforced wrap-around layer nylon fabric ribs actually made up upper-half lower-half pieces glued side plank sanded final shape sanding block Ribs 1/32 balsa exception few 1/16 ones adjacent hinge bushings shown plans youre looking way cut corners building might elect use apiece flat -in balsa stab-mounting stub instead streamlined unit shown plans could produce little drag might look neat built-up stab-mounting stub made 1/16 balsa plank 3/32-in brass bushings glued front rein forced wrap nylon fabric 1/32 balsa ribs glued place sanded shape Add two horizontalgrain vertical 1/32-in webs top bottom 1/32 sheeting final step add three sections vertical-grain 1/32 balsa webbing over hinge bushing areas will probably easier MonoU Kote dope assembly now its doped sure mask off area will glued monoboom structure MonoKote can cut peeled off later its used Before stab covered must joined mounting stub 1/16-in music wire hinge pin used short section same brass tubingused hinge bushings cemented end wire before run through hinges after identical piece glued other end Use cyanoacrylate instant glue CyA purpose sure sandpaper ends wire first wash wire ends inside end retainer tubes good solvent make sure theres no oil grease would prevent glue sticking apply graphite grease bushing/pin areas prevent instant glue lube ruining day Another item needs com pleted before covering stab add 3/32-in spacers gussets 1/16-in center rib-pairs Also add 3/32-in horn-mount reinforcement elevator horn elevator horn super-easy make provides infinitely-adjustable trim feature Make horn piece fairly heavy 18 gauge iron wire kind buy hardware store roll Use piece about 6-in long Take piece Continued page 156 70 Model Aviation Left Rocket tubes used hold fuel bladders tubes coated epoxy paint glue fuel proof sanded smooth andthen plugged wIth 1/16 balsa end caps Above Ribs numbered 1 23 result stack-sanding ribs deciding two would needed during designing/building stages Note five iead-outguidesthataiiow experimenting different line rakes various wind conditions ilne lengths ADove ihe forward-facing wing tip weight box made section 1/2-in rocket tube hoidetheweight snugly butailows Itto breakfree crash minimize structural damage Also picture nose pod rear view its lightening holes special hoilow ing chisels made sharpened brass tubing engine mounts Right picture shows Z-bend can threaded onto soft steel infinite-adjust control horn balsa sheeting yet installed stab mount two spaces between inner rib pairs Note internal built-up stab mount structure pictures author Giant Scale ModelsPlans Accessories 516-234-5038 by Nick ZIroli 29 Edgar Dr Smlthtown NY 11787 USA Fiberglass CowlingsAll Balsa Canopies Available s sent Post-Paid within USA Seed 22 stamp Full Cutalq A6M5ZERO2A191 Span*2700 MU CORSAIR2/ Span$2700 CURTISS P-402W Span$2700For HK-AJ IIK-14U UuctCO I-sos AT4TEXAN24 1Span$2700 FBF BEARCAT2W Span$2700F4 PHANTOM$850 FOKKERDR-127 Tripa$250035Wing Span400 sq Wing Area SOPWITH TABLOID Quarter Scale77 Span$2400SAAB 37 VIGGEN$850 SOPWITH TABLOID 2W Span$180032 Wing Span400 sq Wing Area Practical Sized Giant Scale Models Popular Aircraft Ridiculous/Porter Continued page 70 1/16-in music wire about 2 long insert -in length small-di ameter plastic fuel line Hold vise pair pliers wrap turn iron wire around pulling loop tight around plastic tube/music wire Squeeze loop pliers until compresses plastic slightly around music wire iron wire should end up two loose ends sticking same direction can cut length 1 3/4 Pull music wire out plastic fuel line hit tubing/iron wire connection few drops CyA cut off excess length plastic tube side iron wire presto have finest adjustable bushed control horn can possibly made use same horn system Stunters up 60-size nary problem pushrod will bend stab will break before horn will bend sub stantially Use pair needle-nosed pliers finish shaping horn epoxy place stab Its best sandpaper wire will glued bushing stab structure assure glue will hold well Once done stab can covered Ill warn ahead time can heart-stopping adventure first time because shrinkage will like building flying version BD4 Homebuiltl Balsa ply & foam construction 64 span 640 sq 40.6otwoorfourcyc Dealer Inquiry Invited 3405 Cleveland Ave SW Canton OH 44707 Seid Si forCafalagn216464 6810 k ROUSH MFG iron-on plastic covering seal edges iron will warp stab pretty severely Just ignore warp cover other side Youll have iron out warps shrink covering Start tips work towards center Wing center spar system used attempt help develop airfoil minimum skin friction drag characteristics minimize warps other irregularities stack-sand ribs stub spars rib slots also number rib exact order came out stack ribs installed wing structure same relative position they came out stack center ribs will planked cap-stripped require little work Slip back stub spars sand aft part ribs airfoil high point rear end leaving 1/32-in step trailing edge TE starts thus eliminating abrupt step inthe outer surface atthe TE/center planking joint center spars ribs leading edge rocket-tube bladder-tank container going assembled once get parts ready ribs 1/16 sheet balsa per plans except forthe center rib -in Make circular cut outs rocket tube center ribs after have stack-sanded Cut l-in-dia rocket tube length 9 shown plans coat inside two thin applica tions epoxy paint glue lightly sanded between coats make slick fuel proof Make end caps 1/16 balsa fuelproof epoxy epoxy ends tube Cut access andvent holes tube shown Note spars plain flat 3/32 x 2 x 43A-in balsa point weight saving scallops will added later cant get 48-in-long balsa LE TE spars splice shorter lengths indicated dotted lines plans Note rib spacing outer part outboard wing panel different inboard panel outboard panel 1 shorter inboard LE piece x 4334 balsa will easier taper front before sembly Slide parts together line up wing structure very carefully Try get straight warp-free possible stage youre satisfied bond together CyA glue least two different methods making trailing edge Use favorite lightest method pre-join two 3/32 x 2 x 36 balsa sheets edge CyA glue slip onto ribs glue side top bottom time CyAusing long spout sure sand nice bevel sheet make trial fit before gluing more-accurate method attach TE sheets top bottom John Florlo 837 Johnsonburg Rd St Marys PA 15857 Flono Flyer List $77 FLORIO FLYER 60 Whippea 60 Ia laugOb 46 Wham Area 660 sq Pawn 49 n hi Wnlmbt 5% ft 6 ba FLORIO FLYER 40 Wiuppinn 92 Lamlb 40% hi Wing Ares 505 eq hi List $64pewanSSOw49eahi Wulht40041a See Dealer Order Direct Direct order Iaciude $2 shlpplaag PA ret add 6% 156 Model Aviation ProTechTor STRONG METAL FRAME THERMO MOLDED SHELL FILLED WITH SOFT FOAM GREAT GIFT 9X12X5 RC AIRPLANES BOATS CARS CAMERAS ETC Transmitter Case PRICE $35 inciudes shipping Con USA Alaska & Hawaii add $2 CA Resadd 6% tax OTHER PRODUCTS COMPUTER DISK CASE LOMAR CLAMP buildingtool PROMOUNT machined engine mounts MC SASE FOR FREE INFO EARS INVITED BERGERON ENTERPRISES 443 ROBERTA FULLERTON CA 92632 201 SE 12th Street Pompano Beach FL 33080 305-7857978 4 ENGINEERING THE LANDING GEAR PEOPLE rirod ml kit lamilig gears thai dool iii par biggie properly o & ii Eqimeenog cam suit liar prablems * Costa bull tsar maids & specs goaranheed lii * StromI & durable Ia wilboland Ike leogheel aiding * 0 & 8 Eo8iaeeriag gear will work & keep aor biggie llyiag * I stick roplacemeol gear br algol popular models Brom Pills Chnstes Eagle CAP 21 Balsa USA J-3 CUB Air Tech Pawace aid Eagle Noses Big Slick Champ Citmbna B & B models Seapper Slinger Snapper Too CROSS COUNTRY E WINDSOf4GI DOES IT AGAIN 3 Windsong teams entered out 14 total teams florida Cross Country Invitational Contest placed 1st second straight year 2nd 4th flown C Lee Montgomery Brian Agnew Ed Burton respectively o JeWs Sagitta XCs Merlins 16 foot ri European ASW 22 etc As pilot put Windsongs just went up faster thermals moved faster could What next day Brian Agnew went win o Florida Soaring Society Thermal C ontest same N Windsong THE WINDSONG WHAT AIRPLANE Coming soon T glider 16 oz fly wt 60 foam core rotating wings glass fuse demon slope yet pult histart winch hand launchable outstanding mal flying Looks thermals like baby Windsong 0 Windsong 19995Camano 15995Pixy 14995 Send 2 stamps catalog $25 VHS video tape jfl CAMANO DRIVE CAMANO ISLAND WA 98 292 structure CyA bevel aft edge second sheet can easily laid right top ribs beveled edge Apply 5-mm epoxy ribs beveled edge installed sheet lay second sheet pressing place straight-edged piece wood ensure straight TE Get out teakettle steam/twist warps out structure Hold warped portion steam twist warp out going little past neutral position letting structure cool holding de-warped position may have repeated few times eradicate warp Add wing tips Either follow plans design own aestheticallypleasing shape 3/32 -in soft medium sheet balsa Sorry tip shape doesnt seem matter much far performance goes Make both tips same size two tip ribs side made much same manner stabil izer Use sanding block help blend everything together finished product will look planned way Again check warps steam out may have crept bellcmank lead-outs should installed nowalso fuel shutoff intend use highly recommend shutoff its very handy abort flight engine running right stage construction very critical because control friction slop going virtually impossible correct final result could end up being wild hunting beast use 25 50-lb-test nylon string lead-outs lead-out guides use sections outer tubing Sullivan Gold-N-Rod red tube material five allow string leadouts through various combinations order adjust line rake vital going experiment different line lengths wind conditions order reduce friction possible wear nylon string encase portions lead-out inner rod sections Gold-N-Rod material plans show clearly does lead-out run through tube also add length lead-out string parallel lead-out provide strain relief leadout emerges tube tube affixed lead-out strain relief CyA glue microballons end Taper glue/microbaboon glob smoothly eliminate possible stress points might develop age lead-out rod runs sufficient length protect entire length lead-out contacts leadout guide sheath -in slice silicone fuel line pressed outboard tapered end inner rod prevent falling through lead-out guide wing easily removed replaced during line-rake changes also use inner rod material bellcranklengine shutoff kicker wire contact points exit guide fuel shutoff pushrod goes engine section outer sheath glued fuel shutoff wire point providing oildeflecting slip joint keeps engine oil out Before thinking about planking center section absolutely sure control system tight friction-free line-rake mode Once again steam out warps may have developed wing structure since last de warping operation wait until after top bottom planking added will very sorry plans show bellcrank-support sus pension system heartily recom mend extremely rugged bellcmank should never pull out string reinforcement along planking helps prevent outer wing panel ooming apart event underground flight attempted suspension system uses same 25 50-lb-test nylon string material bellcrank lead-outs string put place before planking attached Press light dimples ribs string crosses glue string place After planking has added glue string along inner edge planking wish can leave out string suspen sion system use -in center rib reinforced 1/16 plywood Now add 1/16 balsa planking using conven ient-width sheet quick easy asA monthly publication covering International RC Soaring Scene $1 6/yr US Canada & Mexico $24/yr elsewhere via airmail Post OffIce Box 269 Peterborough NH 03458 POWERED MODELS Quality ormance ndability VA Control Line Airplanes Engines Accessories R/C Sailplanes Airplanes R/C Off-Road Cars SEND SASE FOR FREE MINI CATALOG COX HOBBIES INC 1525 E Warner Ave Santa Ana CA 92705 PRODUCTS FOR TN Complete Line Exhaust Systems * Tuned Pipes led Tuned Pipes Headers Venturi Mufflers * Expansion Mufflers Helicopter Ball Mufflers Specialized Exhaust Systems Unsurpas War-nshp & Pedomance July1985 157 DODGSON DESIGNS 2904 SW * * Long Engine Life * * Use BRU LINE Air Cleaner Completely Fuel Proof Nylon Rubber Parts Cat No 102 Air Cleaner Coarse Cat No 202 Air Cleaner Fine Replacement Inserts Cat No 104 Pkl2 Inserts Coarse Cat No204 Pk/2 lnsertsFine FITS MOST ENGINES 25and UP SEE YOUR LOCAL HOBBY DEALER IF UNAVAILABLE LOCALLY SEND TO lAdd 75C shippingMichigan residents add 4% sales tax Bru Line Industries Inc PO Box 3786 center Line Michigan 48015 PLUS Wing Kit Updates NOVICE 4 Channel SPORTSMAN Are Ready DEALER & DISTRIBUTOR INQUIRIES IN VI TED GRAPHICS STRIPING TAPE 60 feet price 36 L&L MODEL PRODUCTS Introduces $225 $225 $195 $195 -THETRAINING 3 Channel SimplicityAerobatic Ailerons Flat Bottom wing Forgiving Maximum Stability L S L MODEL PRODUCTS 7342 Appleridge Ct Cincinnati Ohio 45247 Phone 513/385-0912 L&L SPARLOCK Wing Construction Featured Both Kits 55 Wing Span29-40 Engine 3 sizes package -/6 /8 -e--- /4 /1 RsbRHoPA sembly Also add 1/16 x -in cap strips leading edge rounded very blunt curve planked area After planking cap strips dry comes fun part adding lightness want R have its maximum per formance potential step must omit Incredible may seem properly done adding lightness can re sult finished model being much sturdier often-disregarded principle overlooked Mark limits area removed soft pencil carve sand LE spars TE final contours After warps steamed out use coarse sandpaper thin TE approximately 1/16 plans show what can best understood general strategy concentrating models struc tural mass center tapering structure toward wing tips stab stab tips engine mount such way approximate strength needed point withstand variable stress pat terns can occur result vertical dive ground maximize probability structural survival impact forces recommended outboard wing tip weight box made length in-dia rocket tube Carve -in piece balsa plug aft end epoxy tube place wingtip Shape front end tube sanding block match airfoil section lead weight should pointed front end wrapped sponge rubber snug fit tube Cover open end tube transparent tape until have arrived final trimmed weight needed put patch MonoKote over glory scheme tip weight can bash its way through tape/covering event crash its mass will break structure could glued place Cover wing iron-on plastic film Chrome Mono Kote top prevents hot sunlight warping things Sources rocket tubes few hobby shops model rocketry supplies may carry separate rocket tubes stock Other wise local level youll have buy model rocket kits get tubes can bit patient willing order mail can get catalogs prices either Flight Sys tems Inc 9300 E 68th St Raytown MO 64133very crush-resistant tubes sizes available finished bond paper better gluing $1 catalog Estes Industries Penrose CO 81240tubes thin lightweight glassine finished free catalog continued Nuremberg/Moulton Continued page 79 indicative growth Spanish indus try kits neat nearly scale true scale range FAI Combat RC Tucano 158 Model Aviation NEW MK 2 H & K SUPER STARTERS Look before leap original still best Has new larger clutch fully supported applications 90 day warranty new lower prices MODEL 1 0-35 0-50 ZENOAH ROPER MODEL 2Super Hustler MAG II MODEL 3Tartan Twin Super Twin Glow Manufactured Distributed P K Products PO Box 62260 Hayward CA 945400 415 581-4277 Add Si 50 postage handling $2495 $3295 $3995 Dealers inquiries invited AMERICAN JUNIOR 9A-i Fireball unas have pies available Imihe famous A-J Fleebaii Plans show ali sis production variants pius FOUR modified designs including Fireball Bipe heautilul Sportster set also includes Fireball Finats instructions afew other nice surprises Orderyour Fireball Plan Pak TODAY andstartbuildingyoarownA-IAIRFORcE cOLLEcTION Price includes Maiiiag Tube First class UPS deiivey charges price complete $25 74 GIidcSItl POt1595 74 3Pak140JIIW'5 lal eulde Kit095AIttCttAflCO 4a4ARF1595P0 euxisto 4a4 RTF1795PotSand oe ms5 J Fun Pak
Edition: Model Aviation - 1985/07
Page Numbers: 68, 69, 70, 156, 157, 158
WHAT WOULD YOUcall amodeiwbich totally flies face tradition both concept size may ultimate Stunter feel closest approach pinnacle yet obtained design model has developed over several years extensive testing Except part as-yet uncon firmed airfoil discoveries aero dynamic design Stunter owes its inception genius Bill Netzeband have working closely years quest Bill have get Precision Aerobatic model will actually 5-to-7-ft-radius corner per AMA rule book square triangular maneuvers have def initely proved both photographic advanced optical-measurement techniques no previous Stunter can come close turning 5-to-7-ft cornerno matter what may look like naked eye judge observer Ridiculous R can ease consistency Ourtests Bills calculations showed way get minimumradius turning capability decrease wing loading stuck conventionally-sized engines models would haye truly monstrous size order get wing loading wanted Real Double Voodoo model 1325 sq Webra Speed 61see Bill Winters Just Fun column November 1980 issue Model via tion experimental step direction really didnt jobat time Later experiments have brought its performance up expectations was ridiculous Cox Tee Dee 049/051 engines have very good power-to-weight ratio felt should exploit possibility point Ridiculous just grew designed fun ultimate CL Precision Aerobatics perform ance Clearly no way what modelers would think Stunter instead CL Precision Aerobatics model powered fly 50 70-ft lines depending wind conditions competition real hair-raising dem onstrations Ill fly 26-ft 012 lines pattern Combat speed R fast airplane real pre cision model needs fairly slow particularly talking about lap speed length time takes get around circle once level flight calm air can use 70-ft 008 lines fly lap 61 63 sec Under weather conditions R its best about 48 mph 52 mph isnt too bad 68 Model Aviation Top if ridiculous certainly unusual Looking quite bit like Combat ship R very special plane can actually perform rule book 5-to 7-It-radius turn Note large amount engine offset 220 necessary provide sufficient line tension Above see simple act snapping stab mount stab Note gap center section stab ribs allows hinge pin slip right position Top-half ribs sidearethen glued andtop gussets added just behind hinge ilnetothe ribs/ stab center plank section needed structural purposes rememberto build lightness especially longer lines get kind performance out 049 dragging 555 sq wing aweight about 20 oz SOft lines weve got work engine hard Ive done lot experimenting fuels props engine setups have own personal preferences line flier just wants build Rand have ball flying maybe winning some Stunt contests suggest using stock engine slightly modified needle valve infinite adjustment bored-out venturi 15% nitro fuel Cox black nylon 5-3 prop should turn about 22200 23500 rpm air 46-52 mph can check engine rpm use technique given Musical Tach article January 1981 issue Model Aviation Airplane trim weather conditions affect air speed rain model can slow down 5 mph keep little engine running steadily through maneuvers youll need super fuel-supply system use pressure bladder system two bladders fuel filter fuel shutoff attain maximum consisten cy Ill describe fully later article Line tension can quite light very precise elevator control needed Due factors use very large bellcrank give plenty muscle handle surface air loadsand custom-fitted fingers-only control handle Ill describe fully later dont intend try precise flying Ron long lines can use ordinary large commericial bellcrank will have experiment line-spread dimension control handle harmonize bellcrank Dont think about trying put exotic aesthetically-pleasing glass finishes R would make model too heavy its thing R youve got add lots lightness its parts Use MonoKote covering maybe little dope fuselage negative aspect Rs light wing loading sharp-turning ability factors can allow appear bob around unacceptably turbulent air phenomenon lightweight ships long lines can influence some judges seem prefer flight characteristics resemble some sort flying forest bombing run giving otherwisesuperior-flying airplane low maneuver scores moral either get too precise about literal rule-book perform ance flying capability competition learn enjoy agony defeat ever really fun thing continue flail away competition such machinery enjoy challenge trying accomplish impossible Sometimes superior flying performance can actually wipe out formidable force imposed very impressive-looking/sounding ar senals conventional Stunt heavy weaponry rate everybody really enjoys Left top section stabliator complete point ready installation stab mount top halves ribs gussets will installed afterthe stab mount has snapped place Right uniquely-shaped ribs used wing July1985 69 CLPA competition long fun fellowship main emphases victory always uncertain enough en sure lots excitement hope point Ive convinced you just have have own R wring out heres Construction really doesnt take overly-observant CL fan notice R much highly-modified Combat design takes little extra time build order eliminate structural deadwood Since weight critical factor airplane care must taken build lightly efficiently possible Soft medium wood accept able Stabilizer Contrary usual practice lets make stabilizer first probably difficult part Rto build has lightweight Covered ready install monoboom stabilizer its mounting stub should weigh no 1 oz Begin cutting stabilizer plank sheet soft medium weight n balsa provides enough mass handle air loads resist hangar rash encounters pattern weight-saving recess areas shown plans medium weight wood makes plank efficient structurally whole stab stronger lighter unrecessed plank used Softer balsa should probably have smaller recess areas 3/32-in brass tube bushings glued front plank indicated reinforced wrap-around layer nylon fabric ribs actually made up upper-half lower-half pieces glued side plank sanded final shape sanding block Ribs 1/32 balsa exception few 1/16 ones adjacent hinge bushings shown plans youre looking way cut corners building might elect use apiece flat -in balsa stab-mounting stub instead streamlined unit shown plans could produce little drag might look neat built-up stab-mounting stub made 1/16 balsa plank 3/32-in brass bushings glued front rein forced wrap nylon fabric 1/32 balsa ribs glued place sanded shape Add two horizontalgrain vertical 1/32-in webs top bottom 1/32 sheeting final step add three sections vertical-grain 1/32 balsa webbing over hinge bushing areas will probably easier MonoU Kote dope assembly now its doped sure mask off area will glued monoboom structure MonoKote can cut peeled off later its used Before stab covered must joined mounting stub 1/16-in music wire hinge pin used short section same brass tubingused hinge bushings cemented end wire before run through hinges after identical piece glued other end Use cyanoacrylate instant glue CyA purpose sure sandpaper ends wire first wash wire ends inside end retainer tubes good solvent make sure theres no oil grease would prevent glue sticking apply graphite grease bushing/pin areas prevent instant glue lube ruining day Another item needs com pleted before covering stab add 3/32-in spacers gussets 1/16-in center rib-pairs Also add 3/32-in horn-mount reinforcement elevator horn elevator horn super-easy make provides infinitely-adjustable trim feature Make horn piece fairly heavy 18 gauge iron wire kind buy hardware store roll Use piece about 6-in long Take piece Continued page 156 70 Model Aviation Left Rocket tubes used hold fuel bladders tubes coated epoxy paint glue fuel proof sanded smooth andthen plugged wIth 1/16 balsa end caps Above Ribs numbered 1 23 result stack-sanding ribs deciding two would needed during designing/building stages Note five iead-outguidesthataiiow experimenting different line rakes various wind conditions ilne lengths ADove ihe forward-facing wing tip weight box made section 1/2-in rocket tube hoidetheweight snugly butailows Itto breakfree crash minimize structural damage Also picture nose pod rear view its lightening holes special hoilow ing chisels made sharpened brass tubing engine mounts Right picture shows Z-bend can threaded onto soft steel infinite-adjust control horn balsa sheeting yet installed stab mount two spaces between inner rib pairs Note internal built-up stab mount structure pictures author Giant Scale ModelsPlans Accessories 516-234-5038 by Nick ZIroli 29 Edgar Dr Smlthtown NY 11787 USA Fiberglass CowlingsAll Balsa Canopies Available s sent Post-Paid within USA Seed 22 stamp Full Cutalq A6M5ZERO2A191 Span*2700 MU CORSAIR2/ Span$2700 CURTISS P-402W Span$2700For HK-AJ IIK-14U UuctCO I-sos AT4TEXAN24 1Span$2700 FBF BEARCAT2W Span$2700F4 PHANTOM$850 FOKKERDR-127 Tripa$250035Wing Span400 sq Wing Area SOPWITH TABLOID Quarter Scale77 Span$2400SAAB 37 VIGGEN$850 SOPWITH TABLOID 2W Span$180032 Wing Span400 sq Wing Area Practical Sized Giant Scale Models Popular Aircraft Ridiculous/Porter Continued page 70 1/16-in music wire about 2 long insert -in length small-di ameter plastic fuel line Hold vise pair pliers wrap turn iron wire around pulling loop tight around plastic tube/music wire Squeeze loop pliers until compresses plastic slightly around music wire iron wire should end up two loose ends sticking same direction can cut length 1 3/4 Pull music wire out plastic fuel line hit tubing/iron wire connection few drops CyA cut off excess length plastic tube side iron wire presto have finest adjustable bushed control horn can possibly made use same horn system Stunters up 60-size nary problem pushrod will bend stab will break before horn will bend sub stantially Use pair needle-nosed pliers finish shaping horn epoxy place stab Its best sandpaper wire will glued bushing stab structure assure glue will hold well Once done stab can covered Ill warn ahead time can heart-stopping adventure first time because shrinkage will like building flying version BD4 Homebuiltl Balsa ply & foam construction 64 span 640 sq 40.6otwoorfourcyc Dealer Inquiry Invited 3405 Cleveland Ave SW Canton OH 44707 Seid Si forCafalagn216464 6810 k ROUSH MFG iron-on plastic covering seal edges iron will warp stab pretty severely Just ignore warp cover other side Youll have iron out warps shrink covering Start tips work towards center Wing center spar system used attempt help develop airfoil minimum skin friction drag characteristics minimize warps other irregularities stack-sand ribs stub spars rib slots also number rib exact order came out stack ribs installed wing structure same relative position they came out stack center ribs will planked cap-stripped require little work Slip back stub spars sand aft part ribs airfoil high point rear end leaving 1/32-in step trailing edge TE starts thus eliminating abrupt step inthe outer surface atthe TE/center planking joint center spars ribs leading edge rocket-tube bladder-tank container going assembled once get parts ready ribs 1/16 sheet balsa per plans except forthe center rib -in Make circular cut outs rocket tube center ribs after have stack-sanded Cut l-in-dia rocket tube length 9 shown plans coat inside two thin applica tions epoxy paint glue lightly sanded between coats make slick fuel proof Make end caps 1/16 balsa fuelproof epoxy epoxy ends tube Cut access andvent holes tube shown Note spars plain flat 3/32 x 2 x 43A-in balsa point weight saving scallops will added later cant get 48-in-long balsa LE TE spars splice shorter lengths indicated dotted lines plans Note rib spacing outer part outboard wing panel different inboard panel outboard panel 1 shorter inboard LE piece x 4334 balsa will easier taper front before sembly Slide parts together line up wing structure very carefully Try get straight warp-free possible stage youre satisfied bond together CyA glue least two different methods making trailing edge Use favorite lightest method pre-join two 3/32 x 2 x 36 balsa sheets edge CyA glue slip onto ribs glue side top bottom time CyAusing long spout sure sand nice bevel sheet make trial fit before gluing more-accurate method attach TE sheets top bottom John Florlo 837 Johnsonburg Rd St Marys PA 15857 Flono Flyer List $77 FLORIO FLYER 60 Whippea 60 Ia laugOb 46 Wham Area 660 sq Pawn 49 n hi Wnlmbt 5% ft 6 ba FLORIO FLYER 40 Wiuppinn 92 Lamlb 40% hi Wing Ares 505 eq hi List $64pewanSSOw49eahi Wulht40041a See Dealer Order Direct Direct order Iaciude $2 shlpplaag PA ret add 6% 156 Model Aviation ProTechTor STRONG METAL FRAME THERMO MOLDED SHELL FILLED WITH SOFT FOAM GREAT GIFT 9X12X5 RC AIRPLANES BOATS CARS CAMERAS ETC Transmitter Case PRICE $35 inciudes shipping Con USA Alaska & Hawaii add $2 CA Resadd 6% tax OTHER PRODUCTS COMPUTER DISK CASE LOMAR CLAMP buildingtool PROMOUNT machined engine mounts MC SASE FOR FREE INFO EARS INVITED BERGERON ENTERPRISES 443 ROBERTA FULLERTON CA 92632 201 SE 12th Street Pompano Beach FL 33080 305-7857978 4 ENGINEERING THE LANDING GEAR PEOPLE rirod ml kit lamilig gears thai dool iii par biggie properly o & ii Eqimeenog cam suit liar prablems * Costa bull tsar maids & specs goaranheed lii * StromI & durable Ia wilboland Ike leogheel aiding * 0 & 8 Eo8iaeeriag gear will work & keep aor biggie llyiag * I stick roplacemeol gear br algol popular models Brom Pills Chnstes Eagle CAP 21 Balsa USA J-3 CUB Air Tech Pawace aid Eagle Noses Big Slick Champ Citmbna B & B models Seapper Slinger Snapper Too CROSS COUNTRY E WINDSOf4GI DOES IT AGAIN 3 Windsong teams entered out 14 total teams florida Cross Country Invitational Contest placed 1st second straight year 2nd 4th flown C Lee Montgomery Brian Agnew Ed Burton respectively o JeWs Sagitta XCs Merlins 16 foot ri European ASW 22 etc As pilot put Windsongs just went up faster thermals moved faster could What next day Brian Agnew went win o Florida Soaring Society Thermal C ontest same N Windsong THE WINDSONG WHAT AIRPLANE Coming soon T glider 16 oz fly wt 60 foam core rotating wings glass fuse demon slope yet pult histart winch hand launchable outstanding mal flying Looks thermals like baby Windsong 0 Windsong 19995Camano 15995Pixy 14995 Send 2 stamps catalog $25 VHS video tape jfl CAMANO DRIVE CAMANO ISLAND WA 98 292 structure CyA bevel aft edge second sheet can easily laid right top ribs beveled edge Apply 5-mm epoxy ribs beveled edge installed sheet lay second sheet pressing place straight-edged piece wood ensure straight TE Get out teakettle steam/twist warps out structure Hold warped portion steam twist warp out going little past neutral position letting structure cool holding de-warped position may have repeated few times eradicate warp Add wing tips Either follow plans design own aestheticallypleasing shape 3/32 -in soft medium sheet balsa Sorry tip shape doesnt seem matter much far performance goes Make both tips same size two tip ribs side made much same manner stabil izer Use sanding block help blend everything together finished product will look planned way Again check warps steam out may have crept bellcmank lead-outs should installed nowalso fuel shutoff intend use highly recommend shutoff its very handy abort flight engine running right stage construction very critical because control friction slop going virtually impossible correct final result could end up being wild hunting beast use 25 50-lb-test nylon string lead-outs lead-out guides use sections outer tubing Sullivan Gold-N-Rod red tube material five allow string leadouts through various combinations order adjust line rake vital going experiment different line lengths wind conditions order reduce friction possible wear nylon string encase portions lead-out inner rod sections Gold-N-Rod material plans show clearly does lead-out run through tube also add length lead-out string parallel lead-out provide strain relief leadout emerges tube tube affixed lead-out strain relief CyA glue microballons end Taper glue/microbaboon glob smoothly eliminate possible stress points might develop age lead-out rod runs sufficient length protect entire length lead-out contacts leadout guide sheath -in slice silicone fuel line pressed outboard tapered end inner rod prevent falling through lead-out guide wing easily removed replaced during line-rake changes also use inner rod material bellcranklengine shutoff kicker wire contact points exit guide fuel shutoff pushrod goes engine section outer sheath glued fuel shutoff wire point providing oildeflecting slip joint keeps engine oil out Before thinking about planking center section absolutely sure control system tight friction-free line-rake mode Once again steam out warps may have developed wing structure since last de warping operation wait until after top bottom planking added will very sorry plans show bellcrank-support sus pension system heartily recom mend extremely rugged bellcmank should never pull out string reinforcement along planking helps prevent outer wing panel ooming apart event underground flight attempted suspension system uses same 25 50-lb-test nylon string material bellcrank lead-outs string put place before planking attached Press light dimples ribs string crosses glue string place After planking has added glue string along inner edge planking wish can leave out string suspen sion system use -in center rib reinforced 1/16 plywood Now add 1/16 balsa planking using conven ient-width sheet quick easy asA monthly publication covering International RC Soaring Scene $1 6/yr US Canada & Mexico $24/yr elsewhere via airmail Post OffIce Box 269 Peterborough NH 03458 POWERED MODELS Quality ormance ndability VA Control Line Airplanes Engines Accessories R/C Sailplanes Airplanes R/C Off-Road Cars SEND SASE FOR FREE MINI CATALOG COX HOBBIES INC 1525 E Warner Ave Santa Ana CA 92705 PRODUCTS FOR TN Complete Line Exhaust Systems * Tuned Pipes led Tuned Pipes Headers Venturi Mufflers * Expansion Mufflers Helicopter Ball Mufflers Specialized Exhaust Systems Unsurpas War-nshp & Pedomance July1985 157 DODGSON DESIGNS 2904 SW * * Long Engine Life * * Use BRU LINE Air Cleaner Completely Fuel Proof Nylon Rubber Parts Cat No 102 Air Cleaner Coarse Cat No 202 Air Cleaner Fine Replacement Inserts Cat No 104 Pkl2 Inserts Coarse Cat No204 Pk/2 lnsertsFine FITS MOST ENGINES 25and UP SEE YOUR LOCAL HOBBY DEALER IF UNAVAILABLE LOCALLY SEND TO lAdd 75C shippingMichigan residents add 4% sales tax Bru Line Industries Inc PO Box 3786 center Line Michigan 48015 PLUS Wing Kit Updates NOVICE 4 Channel SPORTSMAN Are Ready DEALER & DISTRIBUTOR INQUIRIES IN VI TED GRAPHICS STRIPING TAPE 60 feet price 36 L&L MODEL PRODUCTS Introduces $225 $225 $195 $195 -THETRAINING 3 Channel SimplicityAerobatic Ailerons Flat Bottom wing Forgiving Maximum Stability L S L MODEL PRODUCTS 7342 Appleridge Ct Cincinnati Ohio 45247 Phone 513/385-0912 L&L SPARLOCK Wing Construction Featured Both Kits 55 Wing Span29-40 Engine 3 sizes package -/6 /8 -e--- /4 /1 RsbRHoPA sembly Also add 1/16 x -in cap strips leading edge rounded very blunt curve planked area After planking cap strips dry comes fun part adding lightness want R have its maximum per formance potential step must omit Incredible may seem properly done adding lightness can re sult finished model being much sturdier often-disregarded principle overlooked Mark limits area removed soft pencil carve sand LE spars TE final contours After warps steamed out use coarse sandpaper thin TE approximately 1/16 plans show what can best understood general strategy concentrating models struc tural mass center tapering structure toward wing tips stab stab tips engine mount such way approximate strength needed point withstand variable stress pat terns can occur result vertical dive ground maximize probability structural survival impact forces recommended outboard wing tip weight box made length in-dia rocket tube Carve -in piece balsa plug aft end epoxy tube place wingtip Shape front end tube sanding block match airfoil section lead weight should pointed front end wrapped sponge rubber snug fit tube Cover open end tube transparent tape until have arrived final trimmed weight needed put patch MonoKote over glory scheme tip weight can bash its way through tape/covering event crash its mass will break structure could glued place Cover wing iron-on plastic film Chrome Mono Kote top prevents hot sunlight warping things Sources rocket tubes few hobby shops model rocketry supplies may carry separate rocket tubes stock Other wise local level youll have buy model rocket kits get tubes can bit patient willing order mail can get catalogs prices either Flight Sys tems Inc 9300 E 68th St Raytown MO 64133very crush-resistant tubes sizes available finished bond paper better gluing $1 catalog Estes Industries Penrose CO 81240tubes thin lightweight glassine finished free catalog continued Nuremberg/Moulton Continued page 79 indicative growth Spanish indus try kits neat nearly scale true scale range FAI Combat RC Tucano 158 Model Aviation NEW MK 2 H & K SUPER STARTERS Look before leap original still best Has new larger clutch fully supported applications 90 day warranty new lower prices MODEL 1 0-35 0-50 ZENOAH ROPER MODEL 2Super Hustler MAG II MODEL 3Tartan Twin Super Twin Glow Manufactured Distributed P K Products PO Box 62260 Hayward CA 945400 415 581-4277 Add Si 50 postage handling $2495 $3295 $3995 Dealers inquiries invited AMERICAN JUNIOR 9A-i Fireball unas have pies available Imihe famous A-J Fleebaii Plans show ali sis production variants pius FOUR modified designs including Fireball Bipe heautilul Sportster set also includes Fireball Finats instructions afew other nice surprises Orderyour Fireball Plan Pak TODAY andstartbuildingyoarownA-IAIRFORcE cOLLEcTION Price includes Maiiiag Tube First class UPS deiivey charges price complete $25 74 GIidcSItl POt1595 74 3Pak140JIIW'5 lal eulde Kit095AIttCttAflCO 4a4ARF1595P0 euxisto 4a4 RTF1795PotSand oe ms5 J Fun Pak
Edition: Model Aviation - 1985/07
Page Numbers: 68, 69, 70, 156, 157, 158
WHAT WOULD YOUcall amodeiwbich totally flies face tradition both concept size may ultimate Stunter feel closest approach pinnacle yet obtained design model has developed over several years extensive testing Except part as-yet uncon firmed airfoil discoveries aero dynamic design Stunter owes its inception genius Bill Netzeband have working closely years quest Bill have get Precision Aerobatic model will actually 5-to-7-ft-radius corner per AMA rule book square triangular maneuvers have def initely proved both photographic advanced optical-measurement techniques no previous Stunter can come close turning 5-to-7-ft cornerno matter what may look like naked eye judge observer Ridiculous R can ease consistency Ourtests Bills calculations showed way get minimumradius turning capability decrease wing loading stuck conventionally-sized engines models would haye truly monstrous size order get wing loading wanted Real Double Voodoo model 1325 sq Webra Speed 61see Bill Winters Just Fun column November 1980 issue Model via tion experimental step direction really didnt jobat time Later experiments have brought its performance up expectations was ridiculous Cox Tee Dee 049/051 engines have very good power-to-weight ratio felt should exploit possibility point Ridiculous just grew designed fun ultimate CL Precision Aerobatics perform ance Clearly no way what modelers would think Stunter instead CL Precision Aerobatics model powered fly 50 70-ft lines depending wind conditions competition real hair-raising dem onstrations Ill fly 26-ft 012 lines pattern Combat speed R fast airplane real pre cision model needs fairly slow particularly talking about lap speed length time takes get around circle once level flight calm air can use 70-ft 008 lines fly lap 61 63 sec Under weather conditions R its best about 48 mph 52 mph isnt too bad 68 Model Aviation Top if ridiculous certainly unusual Looking quite bit like Combat ship R very special plane can actually perform rule book 5-to 7-It-radius turn Note large amount engine offset 220 necessary provide sufficient line tension Above see simple act snapping stab mount stab Note gap center section stab ribs allows hinge pin slip right position Top-half ribs sidearethen glued andtop gussets added just behind hinge ilnetothe ribs/ stab center plank section needed structural purposes rememberto build lightness especially longer lines get kind performance out 049 dragging 555 sq wing aweight about 20 oz SOft lines weve got work engine hard Ive done lot experimenting fuels props engine setups have own personal preferences line flier just wants build Rand have ball flying maybe winning some Stunt contests suggest using stock engine slightly modified needle valve infinite adjustment bored-out venturi 15% nitro fuel Cox black nylon 5-3 prop should turn about 22200 23500 rpm air 46-52 mph can check engine rpm use technique given Musical Tach article January 1981 issue Model Aviation Airplane trim weather conditions affect air speed rain model can slow down 5 mph keep little engine running steadily through maneuvers youll need super fuel-supply system use pressure bladder system two bladders fuel filter fuel shutoff attain maximum consisten cy Ill describe fully later article Line tension can quite light very precise elevator control needed Due factors use very large bellcrank give plenty muscle handle surface air loadsand custom-fitted fingers-only control handle Ill describe fully later dont intend try precise flying Ron long lines can use ordinary large commericial bellcrank will have experiment line-spread dimension control handle harmonize bellcrank Dont think about trying put exotic aesthetically-pleasing glass finishes R would make model too heavy its thing R youve got add lots lightness its parts Use MonoKote covering maybe little dope fuselage negative aspect Rs light wing loading sharp-turning ability factors can allow appear bob around unacceptably turbulent air phenomenon lightweight ships long lines can influence some judges seem prefer flight characteristics resemble some sort flying forest bombing run giving otherwisesuperior-flying airplane low maneuver scores moral either get too precise about literal rule-book perform ance flying capability competition learn enjoy agony defeat ever really fun thing continue flail away competition such machinery enjoy challenge trying accomplish impossible Sometimes superior flying performance can actually wipe out formidable force imposed very impressive-looking/sounding ar senals conventional Stunt heavy weaponry rate everybody really enjoys Left top section stabliator complete point ready installation stab mount top halves ribs gussets will installed afterthe stab mount has snapped place Right uniquely-shaped ribs used wing July1985 69 CLPA competition long fun fellowship main emphases victory always uncertain enough en sure lots excitement hope point Ive convinced you just have have own R wring out heres Construction really doesnt take overly-observant CL fan notice R much highly-modified Combat design takes little extra time build order eliminate structural deadwood Since weight critical factor airplane care must taken build lightly efficiently possible Soft medium wood accept able Stabilizer Contrary usual practice lets make stabilizer first probably difficult part Rto build has lightweight Covered ready install monoboom stabilizer its mounting stub should weigh no 1 oz Begin cutting stabilizer plank sheet soft medium weight n balsa provides enough mass handle air loads resist hangar rash encounters pattern weight-saving recess areas shown plans medium weight wood makes plank efficient structurally whole stab stronger lighter unrecessed plank used Softer balsa should probably have smaller recess areas 3/32-in brass tube bushings glued front plank indicated reinforced wrap-around layer nylon fabric ribs actually made up upper-half lower-half pieces glued side plank sanded final shape sanding block Ribs 1/32 balsa exception few 1/16 ones adjacent hinge bushings shown plans youre looking way cut corners building might elect use apiece flat -in balsa stab-mounting stub instead streamlined unit shown plans could produce little drag might look neat built-up stab-mounting stub made 1/16 balsa plank 3/32-in brass bushings glued front rein forced wrap nylon fabric 1/32 balsa ribs glued place sanded shape Add two horizontalgrain vertical 1/32-in webs top bottom 1/32 sheeting final step add three sections vertical-grain 1/32 balsa webbing over hinge bushing areas will probably easier MonoU Kote dope assembly now its doped sure mask off area will glued monoboom structure MonoKote can cut peeled off later its used Before stab covered must joined mounting stub 1/16-in music wire hinge pin used short section same brass tubingused hinge bushings cemented end wire before run through hinges after identical piece glued other end Use cyanoacrylate instant glue CyA purpose sure sandpaper ends wire first wash wire ends inside end retainer tubes good solvent make sure theres no oil grease would prevent glue sticking apply graphite grease bushing/pin areas prevent instant glue lube ruining day Another item needs com pleted before covering stab add 3/32-in spacers gussets 1/16-in center rib-pairs Also add 3/32-in horn-mount reinforcement elevator horn elevator horn super-easy make provides infinitely-adjustable trim feature Make horn piece fairly heavy 18 gauge iron wire kind buy hardware store roll Use piece about 6-in long Take piece Continued page 156 70 Model Aviation Left Rocket tubes used hold fuel bladders tubes coated epoxy paint glue fuel proof sanded smooth andthen plugged wIth 1/16 balsa end caps Above Ribs numbered 1 23 result stack-sanding ribs deciding two would needed during designing/building stages Note five iead-outguidesthataiiow experimenting different line rakes various wind conditions ilne lengths ADove ihe forward-facing wing tip weight box made section 1/2-in rocket tube hoidetheweight snugly butailows Itto breakfree crash minimize structural damage Also picture nose pod rear view its lightening holes special hoilow ing chisels made sharpened brass tubing engine mounts Right picture shows Z-bend can threaded onto soft steel infinite-adjust control horn balsa sheeting yet installed stab mount two spaces between inner rib pairs Note internal built-up stab mount structure pictures author Giant Scale ModelsPlans Accessories 516-234-5038 by Nick ZIroli 29 Edgar Dr Smlthtown NY 11787 USA Fiberglass CowlingsAll Balsa Canopies Available s sent Post-Paid within USA Seed 22 stamp Full Cutalq A6M5ZERO2A191 Span*2700 MU CORSAIR2/ Span$2700 CURTISS P-402W Span$2700For HK-AJ IIK-14U UuctCO I-sos AT4TEXAN24 1Span$2700 FBF BEARCAT2W Span$2700F4 PHANTOM$850 FOKKERDR-127 Tripa$250035Wing Span400 sq Wing Area SOPWITH TABLOID Quarter Scale77 Span$2400SAAB 37 VIGGEN$850 SOPWITH TABLOID 2W Span$180032 Wing Span400 sq Wing Area Practical Sized Giant Scale Models Popular Aircraft Ridiculous/Porter Continued page 70 1/16-in music wire about 2 long insert -in length small-di ameter plastic fuel line Hold vise pair pliers wrap turn iron wire around pulling loop tight around plastic tube/music wire Squeeze loop pliers until compresses plastic slightly around music wire iron wire should end up two loose ends sticking same direction can cut length 1 3/4 Pull music wire out plastic fuel line hit tubing/iron wire connection few drops CyA cut off excess length plastic tube side iron wire presto have finest adjustable bushed control horn can possibly made use same horn system Stunters up 60-size nary problem pushrod will bend stab will break before horn will bend sub stantially Use pair needle-nosed pliers finish shaping horn epoxy place stab Its best sandpaper wire will glued bushing stab structure assure glue will hold well Once done stab can covered Ill warn ahead time can heart-stopping adventure first time because shrinkage will like building flying version BD4 Homebuiltl Balsa ply & foam construction 64 span 640 sq 40.6otwoorfourcyc Dealer Inquiry Invited 3405 Cleveland Ave SW Canton OH 44707 Seid Si forCafalagn216464 6810 k ROUSH MFG iron-on plastic covering seal edges iron will warp stab pretty severely Just ignore warp cover other side Youll have iron out warps shrink covering Start tips work towards center Wing center spar system used attempt help develop airfoil minimum skin friction drag characteristics minimize warps other irregularities stack-sand ribs stub spars rib slots also number rib exact order came out stack ribs installed wing structure same relative position they came out stack center ribs will planked cap-stripped require little work Slip back stub spars sand aft part ribs airfoil high point rear end leaving 1/32-in step trailing edge TE starts thus eliminating abrupt step inthe outer surface atthe TE/center planking joint center spars ribs leading edge rocket-tube bladder-tank container going assembled once get parts ready ribs 1/16 sheet balsa per plans except forthe center rib -in Make circular cut outs rocket tube center ribs after have stack-sanded Cut l-in-dia rocket tube length 9 shown plans coat inside two thin applica tions epoxy paint glue lightly sanded between coats make slick fuel proof Make end caps 1/16 balsa fuelproof epoxy epoxy ends tube Cut access andvent holes tube shown Note spars plain flat 3/32 x 2 x 43A-in balsa point weight saving scallops will added later cant get 48-in-long balsa LE TE spars splice shorter lengths indicated dotted lines plans Note rib spacing outer part outboard wing panel different inboard panel outboard panel 1 shorter inboard LE piece x 4334 balsa will easier taper front before sembly Slide parts together line up wing structure very carefully Try get straight warp-free possible stage youre satisfied bond together CyA glue least two different methods making trailing edge Use favorite lightest method pre-join two 3/32 x 2 x 36 balsa sheets edge CyA glue slip onto ribs glue side top bottom time CyAusing long spout sure sand nice bevel sheet make trial fit before gluing more-accurate method attach TE sheets top bottom John Florlo 837 Johnsonburg Rd St Marys PA 15857 Flono Flyer List $77 FLORIO FLYER 60 Whippea 60 Ia laugOb 46 Wham Area 660 sq Pawn 49 n hi Wnlmbt 5% ft 6 ba FLORIO FLYER 40 Wiuppinn 92 Lamlb 40% hi Wing Ares 505 eq hi List $64pewanSSOw49eahi Wulht40041a See Dealer Order Direct Direct order Iaciude $2 shlpplaag PA ret add 6% 156 Model Aviation ProTechTor STRONG METAL FRAME THERMO MOLDED SHELL FILLED WITH SOFT FOAM GREAT GIFT 9X12X5 RC AIRPLANES BOATS CARS CAMERAS ETC Transmitter Case PRICE $35 inciudes shipping Con USA Alaska & Hawaii add $2 CA Resadd 6% tax OTHER PRODUCTS COMPUTER DISK CASE LOMAR CLAMP buildingtool PROMOUNT machined engine mounts MC SASE FOR FREE INFO EARS INVITED BERGERON ENTERPRISES 443 ROBERTA FULLERTON CA 92632 201 SE 12th Street Pompano Beach FL 33080 305-7857978 4 ENGINEERING THE LANDING GEAR PEOPLE rirod ml kit lamilig gears thai dool iii par biggie properly o & ii Eqimeenog cam suit liar prablems * Costa bull tsar maids & specs goaranheed lii * StromI & durable Ia wilboland Ike leogheel aiding * 0 & 8 Eo8iaeeriag gear will work & keep aor biggie llyiag * I stick roplacemeol gear br algol popular models Brom Pills Chnstes Eagle CAP 21 Balsa USA J-3 CUB Air Tech Pawace aid Eagle Noses Big Slick Champ Citmbna B & B models Seapper Slinger Snapper Too CROSS COUNTRY E WINDSOf4GI DOES IT AGAIN 3 Windsong teams entered out 14 total teams florida Cross Country Invitational Contest placed 1st second straight year 2nd 4th flown C Lee Montgomery Brian Agnew Ed Burton respectively o JeWs Sagitta XCs Merlins 16 foot ri European ASW 22 etc As pilot put Windsongs just went up faster thermals moved faster could What next day Brian Agnew went win o Florida Soaring Society Thermal C ontest same N Windsong THE WINDSONG WHAT AIRPLANE Coming soon T glider 16 oz fly wt 60 foam core rotating wings glass fuse demon slope yet pult histart winch hand launchable outstanding mal flying Looks thermals like baby Windsong 0 Windsong 19995Camano 15995Pixy 14995 Send 2 stamps catalog $25 VHS video tape jfl CAMANO DRIVE CAMANO ISLAND WA 98 292 structure CyA bevel aft edge second sheet can easily laid right top ribs beveled edge Apply 5-mm epoxy ribs beveled edge installed sheet lay second sheet pressing place straight-edged piece wood ensure straight TE Get out teakettle steam/twist warps out structure Hold warped portion steam twist warp out going little past neutral position letting structure cool holding de-warped position may have repeated few times eradicate warp Add wing tips Either follow plans design own aestheticallypleasing shape 3/32 -in soft medium sheet balsa Sorry tip shape doesnt seem matter much far performance goes Make both tips same size two tip ribs side made much same manner stabil izer Use sanding block help blend everything together finished product will look planned way Again check warps steam out may have crept bellcmank lead-outs should installed nowalso fuel shutoff intend use highly recommend shutoff its very handy abort flight engine running right stage construction very critical because control friction slop going virtually impossible correct final result could end up being wild hunting beast use 25 50-lb-test nylon string lead-outs lead-out guides use sections outer tubing Sullivan Gold-N-Rod red tube material five allow string leadouts through various combinations order adjust line rake vital going experiment different line lengths wind conditions order reduce friction possible wear nylon string encase portions lead-out inner rod sections Gold-N-Rod material plans show clearly does lead-out run through tube also add length lead-out string parallel lead-out provide strain relief leadout emerges tube tube affixed lead-out strain relief CyA glue microballons end Taper glue/microbaboon glob smoothly eliminate possible stress points might develop age lead-out rod runs sufficient length protect entire length lead-out contacts leadout guide sheath -in slice silicone fuel line pressed outboard tapered end inner rod prevent falling through lead-out guide wing easily removed replaced during line-rake changes also use inner rod material bellcranklengine shutoff kicker wire contact points exit guide fuel shutoff pushrod goes engine section outer sheath glued fuel shutoff wire point providing oildeflecting slip joint keeps engine oil out Before thinking about planking center section absolutely sure control system tight friction-free line-rake mode Once again steam out warps may have developed wing structure since last de warping operation wait until after top bottom planking added will very sorry plans show bellcrank-support sus pension system heartily recom mend extremely rugged bellcmank should never pull out string reinforcement along planking helps prevent outer wing panel ooming apart event underground flight attempted suspension system uses same 25 50-lb-test nylon string material bellcrank lead-outs string put place before planking attached Press light dimples ribs string crosses glue string place After planking has added glue string along inner edge planking wish can leave out string suspen sion system use -in center rib reinforced 1/16 plywood Now add 1/16 balsa planking using conven ient-width sheet quick easy asA monthly publication covering International RC Soaring Scene $1 6/yr US Canada & Mexico $24/yr elsewhere via airmail Post OffIce Box 269 Peterborough NH 03458 POWERED MODELS Quality ormance ndability VA Control Line Airplanes Engines Accessories R/C Sailplanes Airplanes R/C Off-Road Cars SEND SASE FOR FREE MINI CATALOG COX HOBBIES INC 1525 E Warner Ave Santa Ana CA 92705 PRODUCTS FOR TN Complete Line Exhaust Systems * Tuned Pipes led Tuned Pipes Headers Venturi Mufflers * Expansion Mufflers Helicopter Ball Mufflers Specialized Exhaust Systems Unsurpas War-nshp & Pedomance July1985 157 DODGSON DESIGNS 2904 SW * * Long Engine Life * * Use BRU LINE Air Cleaner Completely Fuel Proof Nylon Rubber Parts Cat No 102 Air Cleaner Coarse Cat No 202 Air Cleaner Fine Replacement Inserts Cat No 104 Pkl2 Inserts Coarse Cat No204 Pk/2 lnsertsFine FITS MOST ENGINES 25and UP SEE YOUR LOCAL HOBBY DEALER IF UNAVAILABLE LOCALLY SEND TO lAdd 75C shippingMichigan residents add 4% sales tax Bru Line Industries Inc PO Box 3786 center Line Michigan 48015 PLUS Wing Kit Updates NOVICE 4 Channel SPORTSMAN Are Ready DEALER & DISTRIBUTOR INQUIRIES IN VI TED GRAPHICS STRIPING TAPE 60 feet price 36 L&L MODEL PRODUCTS Introduces $225 $225 $195 $195 -THETRAINING 3 Channel SimplicityAerobatic Ailerons Flat Bottom wing Forgiving Maximum Stability L S L MODEL PRODUCTS 7342 Appleridge Ct Cincinnati Ohio 45247 Phone 513/385-0912 L&L SPARLOCK Wing Construction Featured Both Kits 55 Wing Span29-40 Engine 3 sizes package -/6 /8 -e--- /4 /1 RsbRHoPA sembly Also add 1/16 x -in cap strips leading edge rounded very blunt curve planked area After planking cap strips dry comes fun part adding lightness want R have its maximum per formance potential step must omit Incredible may seem properly done adding lightness can re sult finished model being much sturdier often-disregarded principle overlooked Mark limits area removed soft pencil carve sand LE spars TE final contours After warps steamed out use coarse sandpaper thin TE approximately 1/16 plans show what can best understood general strategy concentrating models struc tural mass center tapering structure toward wing tips stab stab tips engine mount such way approximate strength needed point withstand variable stress pat terns can occur result vertical dive ground maximize probability structural survival impact forces recommended outboard wing tip weight box made length in-dia rocket tube Carve -in piece balsa plug aft end epoxy tube place wingtip Shape front end tube sanding block match airfoil section lead weight should pointed front end wrapped sponge rubber snug fit tube Cover open end tube transparent tape until have arrived final trimmed weight needed put patch MonoKote over glory scheme tip weight can bash its way through tape/covering event crash its mass will break structure could glued place Cover wing iron-on plastic film Chrome Mono Kote top prevents hot sunlight warping things Sources rocket tubes few hobby shops model rocketry supplies may carry separate rocket tubes stock Other wise local level youll have buy model rocket kits get tubes can bit patient willing order mail can get catalogs prices either Flight Sys tems Inc 9300 E 68th St Raytown MO 64133very crush-resistant tubes sizes available finished bond paper better gluing $1 catalog Estes Industries Penrose CO 81240tubes thin lightweight glassine finished free catalog continued Nuremberg/Moulton Continued page 79 indicative growth Spanish indus try kits neat nearly scale true scale range FAI Combat RC Tucano 158 Model Aviation NEW MK 2 H & K SUPER STARTERS Look before leap original still best Has new larger clutch fully supported applications 90 day warranty new lower prices MODEL 1 0-35 0-50 ZENOAH ROPER MODEL 2Super Hustler MAG II MODEL 3Tartan Twin Super Twin Glow Manufactured Distributed P K Products PO Box 62260 Hayward CA 945400 415 581-4277 Add Si 50 postage handling $2495 $3295 $3995 Dealers inquiries invited AMERICAN JUNIOR 9A-i Fireball unas have pies available Imihe famous A-J Fleebaii Plans show ali sis production variants pius FOUR modified designs including Fireball Bipe heautilul Sportster set also includes Fireball Finats instructions afew other nice surprises Orderyour Fireball Plan Pak TODAY andstartbuildingyoarownA-IAIRFORcE cOLLEcTION Price includes Maiiiag Tube First class UPS deiivey charges price complete $25 74 GIidcSItl POt1595 74 3Pak140JIIW'5 lal eulde Kit095AIttCttAflCO 4a4ARF1595P0 euxisto 4a4 RTF1795PotSand oe ms5 J Fun Pak
Edition: Model Aviation - 1985/07
Page Numbers: 68, 69, 70, 156, 157, 158
WHAT WOULD YOUcall amodeiwbich totally flies face tradition both concept size may ultimate Stunter feel closest approach pinnacle yet obtained design model has developed over several years extensive testing Except part as-yet uncon firmed airfoil discoveries aero dynamic design Stunter owes its inception genius Bill Netzeband have working closely years quest Bill have get Precision Aerobatic model will actually 5-to-7-ft-radius corner per AMA rule book square triangular maneuvers have def initely proved both photographic advanced optical-measurement techniques no previous Stunter can come close turning 5-to-7-ft cornerno matter what may look like naked eye judge observer Ridiculous R can ease consistency Ourtests Bills calculations showed way get minimumradius turning capability decrease wing loading stuck conventionally-sized engines models would haye truly monstrous size order get wing loading wanted Real Double Voodoo model 1325 sq Webra Speed 61see Bill Winters Just Fun column November 1980 issue Model via tion experimental step direction really didnt jobat time Later experiments have brought its performance up expectations was ridiculous Cox Tee Dee 049/051 engines have very good power-to-weight ratio felt should exploit possibility point Ridiculous just grew designed fun ultimate CL Precision Aerobatics perform ance Clearly no way what modelers would think Stunter instead CL Precision Aerobatics model powered fly 50 70-ft lines depending wind conditions competition real hair-raising dem onstrations Ill fly 26-ft 012 lines pattern Combat speed R fast airplane real pre cision model needs fairly slow particularly talking about lap speed length time takes get around circle once level flight calm air can use 70-ft 008 lines fly lap 61 63 sec Under weather conditions R its best about 48 mph 52 mph isnt too bad 68 Model Aviation Top if ridiculous certainly unusual Looking quite bit like Combat ship R very special plane can actually perform rule book 5-to 7-It-radius turn Note large amount engine offset 220 necessary provide sufficient line tension Above see simple act snapping stab mount stab Note gap center section stab ribs allows hinge pin slip right position Top-half ribs sidearethen glued andtop gussets added just behind hinge ilnetothe ribs/ stab center plank section needed structural purposes rememberto build lightness especially longer lines get kind performance out 049 dragging 555 sq wing aweight about 20 oz SOft lines weve got work engine hard Ive done lot experimenting fuels props engine setups have own personal preferences line flier just wants build Rand have ball flying maybe winning some Stunt contests suggest using stock engine slightly modified needle valve infinite adjustment bored-out venturi 15% nitro fuel Cox black nylon 5-3 prop should turn about 22200 23500 rpm air 46-52 mph can check engine rpm use technique given Musical Tach article January 1981 issue Model Aviation Airplane trim weather conditions affect air speed rain model can slow down 5 mph keep little engine running steadily through maneuvers youll need super fuel-supply system use pressure bladder system two bladders fuel filter fuel shutoff attain maximum consisten cy Ill describe fully later article Line tension can quite light very precise elevator control needed Due factors use very large bellcrank give plenty muscle handle surface air loadsand custom-fitted fingers-only control handle Ill describe fully later dont intend try precise flying Ron long lines can use ordinary large commericial bellcrank will have experiment line-spread dimension control handle harmonize bellcrank Dont think about trying put exotic aesthetically-pleasing glass finishes R would make model too heavy its thing R youve got add lots lightness its parts Use MonoKote covering maybe little dope fuselage negative aspect Rs light wing loading sharp-turning ability factors can allow appear bob around unacceptably turbulent air phenomenon lightweight ships long lines can influence some judges seem prefer flight characteristics resemble some sort flying forest bombing run giving otherwisesuperior-flying airplane low maneuver scores moral either get too precise about literal rule-book perform ance flying capability competition learn enjoy agony defeat ever really fun thing continue flail away competition such machinery enjoy challenge trying accomplish impossible Sometimes superior flying performance can actually wipe out formidable force imposed very impressive-looking/sounding ar senals conventional Stunt heavy weaponry rate everybody really enjoys Left top section stabliator complete point ready installation stab mount top halves ribs gussets will installed afterthe stab mount has snapped place Right uniquely-shaped ribs used wing July1985 69 CLPA competition long fun fellowship main emphases victory always uncertain enough en sure lots excitement hope point Ive convinced you just have have own R wring out heres Construction really doesnt take overly-observant CL fan notice R much highly-modified Combat design takes little extra time build order eliminate structural deadwood Since weight critical factor airplane care must taken build lightly efficiently possible Soft medium wood accept able Stabilizer Contrary usual practice lets make stabilizer first probably difficult part Rto build has lightweight Covered ready install monoboom stabilizer its mounting stub should weigh no 1 oz Begin cutting stabilizer plank sheet soft medium weight n balsa provides enough mass handle air loads resist hangar rash encounters pattern weight-saving recess areas shown plans medium weight wood makes plank efficient structurally whole stab stronger lighter unrecessed plank used Softer balsa should probably have smaller recess areas 3/32-in brass tube bushings glued front plank indicated reinforced wrap-around layer nylon fabric ribs actually made up upper-half lower-half pieces glued side plank sanded final shape sanding block Ribs 1/32 balsa exception few 1/16 ones adjacent hinge bushings shown plans youre looking way cut corners building might elect use apiece flat -in balsa stab-mounting stub instead streamlined unit shown plans could produce little drag might look neat built-up stab-mounting stub made 1/16 balsa plank 3/32-in brass bushings glued front rein forced wrap nylon fabric 1/32 balsa ribs glued place sanded shape Add two horizontalgrain vertical 1/32-in webs top bottom 1/32 sheeting final step add three sections vertical-grain 1/32 balsa webbing over hinge bushing areas will probably easier MonoU Kote dope assembly now its doped sure mask off area will glued monoboom structure MonoKote can cut peeled off later its used Before stab covered must joined mounting stub 1/16-in music wire hinge pin used short section same brass tubingused hinge bushings cemented end wire before run through hinges after identical piece glued other end Use cyanoacrylate instant glue CyA purpose sure sandpaper ends wire first wash wire ends inside end retainer tubes good solvent make sure theres no oil grease would prevent glue sticking apply graphite grease bushing/pin areas prevent instant glue lube ruining day Another item needs com pleted before covering stab add 3/32-in spacers gussets 1/16-in center rib-pairs Also add 3/32-in horn-mount reinforcement elevator horn elevator horn super-easy make provides infinitely-adjustable trim feature Make horn piece fairly heavy 18 gauge iron wire kind buy hardware store roll Use piece about 6-in long Take piece Continued page 156 70 Model Aviation Left Rocket tubes used hold fuel bladders tubes coated epoxy paint glue fuel proof sanded smooth andthen plugged wIth 1/16 balsa end caps Above Ribs numbered 1 23 result stack-sanding ribs deciding two would needed during designing/building stages Note five iead-outguidesthataiiow experimenting different line rakes various wind conditions ilne lengths ADove ihe forward-facing wing tip weight box made section 1/2-in rocket tube hoidetheweight snugly butailows Itto breakfree crash minimize structural damage Also picture nose pod rear view its lightening holes special hoilow ing chisels made sharpened brass tubing engine mounts Right picture shows Z-bend can threaded onto soft steel infinite-adjust control horn balsa sheeting yet installed stab mount two spaces between inner rib pairs Note internal built-up stab mount structure pictures author Giant Scale ModelsPlans Accessories 516-234-5038 by Nick ZIroli 29 Edgar Dr Smlthtown NY 11787 USA Fiberglass CowlingsAll Balsa Canopies Available s sent Post-Paid within USA Seed 22 stamp Full Cutalq A6M5ZERO2A191 Span*2700 MU CORSAIR2/ Span$2700 CURTISS P-402W Span$2700For HK-AJ IIK-14U UuctCO I-sos AT4TEXAN24 1Span$2700 FBF BEARCAT2W Span$2700F4 PHANTOM$850 FOKKERDR-127 Tripa$250035Wing Span400 sq Wing Area SOPWITH TABLOID Quarter Scale77 Span$2400SAAB 37 VIGGEN$850 SOPWITH TABLOID 2W Span$180032 Wing Span400 sq Wing Area Practical Sized Giant Scale Models Popular Aircraft Ridiculous/Porter Continued page 70 1/16-in music wire about 2 long insert -in length small-di ameter plastic fuel line Hold vise pair pliers wrap turn iron wire around pulling loop tight around plastic tube/music wire Squeeze loop pliers until compresses plastic slightly around music wire iron wire should end up two loose ends sticking same direction can cut length 1 3/4 Pull music wire out plastic fuel line hit tubing/iron wire connection few drops CyA cut off excess length plastic tube side iron wire presto have finest adjustable bushed control horn can possibly made use same horn system Stunters up 60-size nary problem pushrod will bend stab will break before horn will bend sub stantially Use pair needle-nosed pliers finish shaping horn epoxy place stab Its best sandpaper wire will glued bushing stab structure assure glue will hold well Once done stab can covered Ill warn ahead time can heart-stopping adventure first time because shrinkage will like building flying version BD4 Homebuiltl Balsa ply & foam construction 64 span 640 sq 40.6otwoorfourcyc Dealer Inquiry Invited 3405 Cleveland Ave SW Canton OH 44707 Seid Si forCafalagn216464 6810 k ROUSH MFG iron-on plastic covering seal edges iron will warp stab pretty severely Just ignore warp cover other side Youll have iron out warps shrink covering Start tips work towards center Wing center spar system used attempt help develop airfoil minimum skin friction drag characteristics minimize warps other irregularities stack-sand ribs stub spars rib slots also number rib exact order came out stack ribs installed wing structure same relative position they came out stack center ribs will planked cap-stripped require little work Slip back stub spars sand aft part ribs airfoil high point rear end leaving 1/32-in step trailing edge TE starts thus eliminating abrupt step inthe outer surface atthe TE/center planking joint center spars ribs leading edge rocket-tube bladder-tank container going assembled once get parts ready ribs 1/16 sheet balsa per plans except forthe center rib -in Make circular cut outs rocket tube center ribs after have stack-sanded Cut l-in-dia rocket tube length 9 shown plans coat inside two thin applica tions epoxy paint glue lightly sanded between coats make slick fuel proof Make end caps 1/16 balsa fuelproof epoxy epoxy ends tube Cut access andvent holes tube shown Note spars plain flat 3/32 x 2 x 43A-in balsa point weight saving scallops will added later cant get 48-in-long balsa LE TE spars splice shorter lengths indicated dotted lines plans Note rib spacing outer part outboard wing panel different inboard panel outboard panel 1 shorter inboard LE piece x 4334 balsa will easier taper front before sembly Slide parts together line up wing structure very carefully Try get straight warp-free possible stage youre satisfied bond together CyA glue least two different methods making trailing edge Use favorite lightest method pre-join two 3/32 x 2 x 36 balsa sheets edge CyA glue slip onto ribs glue side top bottom time CyAusing long spout sure sand nice bevel sheet make trial fit before gluing more-accurate method attach TE sheets top bottom John Florlo 837 Johnsonburg Rd St Marys PA 15857 Flono Flyer List $77 FLORIO FLYER 60 Whippea 60 Ia laugOb 46 Wham Area 660 sq Pawn 49 n hi Wnlmbt 5% ft 6 ba FLORIO FLYER 40 Wiuppinn 92 Lamlb 40% hi Wing Ares 505 eq hi List $64pewanSSOw49eahi Wulht40041a See Dealer Order Direct Direct order Iaciude $2 shlpplaag PA ret add 6% 156 Model Aviation ProTechTor STRONG METAL FRAME THERMO MOLDED SHELL FILLED WITH SOFT FOAM GREAT GIFT 9X12X5 RC AIRPLANES BOATS CARS CAMERAS ETC Transmitter Case PRICE $35 inciudes shipping Con USA Alaska & Hawaii add $2 CA Resadd 6% tax OTHER PRODUCTS COMPUTER DISK CASE LOMAR CLAMP buildingtool PROMOUNT machined engine mounts MC SASE FOR FREE INFO EARS INVITED BERGERON ENTERPRISES 443 ROBERTA FULLERTON CA 92632 201 SE 12th Street Pompano Beach FL 33080 305-7857978 4 ENGINEERING THE LANDING GEAR PEOPLE rirod ml kit lamilig gears thai dool iii par biggie properly o & ii Eqimeenog cam suit liar prablems * Costa bull tsar maids & specs goaranheed lii * StromI & durable Ia wilboland Ike leogheel aiding * 0 & 8 Eo8iaeeriag gear will work & keep aor biggie llyiag * I stick roplacemeol gear br algol popular models Brom Pills Chnstes Eagle CAP 21 Balsa USA J-3 CUB Air Tech Pawace aid Eagle Noses Big Slick Champ Citmbna B & B models Seapper Slinger Snapper Too CROSS COUNTRY E WINDSOf4GI DOES IT AGAIN 3 Windsong teams entered out 14 total teams florida Cross Country Invitational Contest placed 1st second straight year 2nd 4th flown C Lee Montgomery Brian Agnew Ed Burton respectively o JeWs Sagitta XCs Merlins 16 foot ri European ASW 22 etc As pilot put Windsongs just went up faster thermals moved faster could What next day Brian Agnew went win o Florida Soaring Society Thermal C ontest same N Windsong THE WINDSONG WHAT AIRPLANE Coming soon T glider 16 oz fly wt 60 foam core rotating wings glass fuse demon slope yet pult histart winch hand launchable outstanding mal flying Looks thermals like baby Windsong 0 Windsong 19995Camano 15995Pixy 14995 Send 2 stamps catalog $25 VHS video tape jfl CAMANO DRIVE CAMANO ISLAND WA 98 292 structure CyA bevel aft edge second sheet can easily laid right top ribs beveled edge Apply 5-mm epoxy ribs beveled edge installed sheet lay second sheet pressing place straight-edged piece wood ensure straight TE Get out teakettle steam/twist warps out structure Hold warped portion steam twist warp out going little past neutral position letting structure cool holding de-warped position may have repeated few times eradicate warp Add wing tips Either follow plans design own aestheticallypleasing shape 3/32 -in soft medium sheet balsa Sorry tip shape doesnt seem matter much far performance goes Make both tips same size two tip ribs side made much same manner stabil izer Use sanding block help blend everything together finished product will look planned way Again check warps steam out may have crept bellcmank lead-outs should installed nowalso fuel shutoff intend use highly recommend shutoff its very handy abort flight engine running right stage construction very critical because control friction slop going virtually impossible correct final result could end up being wild hunting beast use 25 50-lb-test nylon string lead-outs lead-out guides use sections outer tubing Sullivan Gold-N-Rod red tube material five allow string leadouts through various combinations order adjust line rake vital going experiment different line lengths wind conditions order reduce friction possible wear nylon string encase portions lead-out inner rod sections Gold-N-Rod material plans show clearly does lead-out run through tube also add length lead-out string parallel lead-out provide strain relief leadout emerges tube tube affixed lead-out strain relief CyA glue microballons end Taper glue/microbaboon glob smoothly eliminate possible stress points might develop age lead-out rod runs sufficient length protect entire length lead-out contacts leadout guide sheath -in slice silicone fuel line pressed outboard tapered end inner rod prevent falling through lead-out guide wing easily removed replaced during line-rake changes also use inner rod material bellcranklengine shutoff kicker wire contact points exit guide fuel shutoff pushrod goes engine section outer sheath glued fuel shutoff wire point providing oildeflecting slip joint keeps engine oil out Before thinking about planking center section absolutely sure control system tight friction-free line-rake mode Once again steam out warps may have developed wing structure since last de warping operation wait until after top bottom planking added will very sorry plans show bellcrank-support sus pension system heartily recom mend extremely rugged bellcmank should never pull out string reinforcement along planking helps prevent outer wing panel ooming apart event underground flight attempted suspension system uses same 25 50-lb-test nylon string material bellcrank lead-outs string put place before planking attached Press light dimples ribs string crosses glue string place After planking has added glue string along inner edge planking wish can leave out string suspen sion system use -in center rib reinforced 1/16 plywood Now add 1/16 balsa planking using conven ient-width sheet quick easy asA monthly publication covering International RC Soaring Scene $1 6/yr US Canada & Mexico $24/yr elsewhere via airmail Post OffIce Box 269 Peterborough NH 03458 POWERED MODELS Quality ormance ndability VA Control Line Airplanes Engines Accessories R/C Sailplanes Airplanes R/C Off-Road Cars SEND SASE FOR FREE MINI CATALOG COX HOBBIES INC 1525 E Warner Ave Santa Ana CA 92705 PRODUCTS FOR TN Complete Line Exhaust Systems * Tuned Pipes led Tuned Pipes Headers Venturi Mufflers * Expansion Mufflers Helicopter Ball Mufflers Specialized Exhaust Systems Unsurpas War-nshp & Pedomance July1985 157 DODGSON DESIGNS 2904 SW * * Long Engine Life * * Use BRU LINE Air Cleaner Completely Fuel Proof Nylon Rubber Parts Cat No 102 Air Cleaner Coarse Cat No 202 Air Cleaner Fine Replacement Inserts Cat No 104 Pkl2 Inserts Coarse Cat No204 Pk/2 lnsertsFine FITS MOST ENGINES 25and UP SEE YOUR LOCAL HOBBY DEALER IF UNAVAILABLE LOCALLY SEND TO lAdd 75C shippingMichigan residents add 4% sales tax Bru Line Industries Inc PO Box 3786 center Line Michigan 48015 PLUS Wing Kit Updates NOVICE 4 Channel SPORTSMAN Are Ready DEALER & DISTRIBUTOR INQUIRIES IN VI TED GRAPHICS STRIPING TAPE 60 feet price 36 L&L MODEL PRODUCTS Introduces $225 $225 $195 $195 -THETRAINING 3 Channel SimplicityAerobatic Ailerons Flat Bottom wing Forgiving Maximum Stability L S L MODEL PRODUCTS 7342 Appleridge Ct Cincinnati Ohio 45247 Phone 513/385-0912 L&L SPARLOCK Wing Construction Featured Both Kits 55 Wing Span29-40 Engine 3 sizes package -/6 /8 -e--- /4 /1 RsbRHoPA sembly Also add 1/16 x -in cap strips leading edge rounded very blunt curve planked area After planking cap strips dry comes fun part adding lightness want R have its maximum per formance potential step must omit Incredible may seem properly done adding lightness can re sult finished model being much sturdier often-disregarded principle overlooked Mark limits area removed soft pencil carve sand LE spars TE final contours After warps steamed out use coarse sandpaper thin TE approximately 1/16 plans show what can best understood general strategy concentrating models struc tural mass center tapering structure toward wing tips stab stab tips engine mount such way approximate strength needed point withstand variable stress pat terns can occur result vertical dive ground maximize probability structural survival impact forces recommended outboard wing tip weight box made length in-dia rocket tube Carve -in piece balsa plug aft end epoxy tube place wingtip Shape front end tube sanding block match airfoil section lead weight should pointed front end wrapped sponge rubber snug fit tube Cover open end tube transparent tape until have arrived final trimmed weight needed put patch MonoKote over glory scheme tip weight can bash its way through tape/covering event crash its mass will break structure could glued place Cover wing iron-on plastic film Chrome Mono Kote top prevents hot sunlight warping things Sources rocket tubes few hobby shops model rocketry supplies may carry separate rocket tubes stock Other wise local level youll have buy model rocket kits get tubes can bit patient willing order mail can get catalogs prices either Flight Sys tems Inc 9300 E 68th St Raytown MO 64133very crush-resistant tubes sizes available finished bond paper better gluing $1 catalog Estes Industries Penrose CO 81240tubes thin lightweight glassine finished free catalog continued Nuremberg/Moulton Continued page 79 indicative growth Spanish indus try kits neat nearly scale true scale range FAI Combat RC Tucano 158 Model Aviation NEW MK 2 H & K SUPER STARTERS Look before leap original still best Has new larger clutch fully supported applications 90 day warranty new lower prices MODEL 1 0-35 0-50 ZENOAH ROPER MODEL 2Super Hustler MAG II MODEL 3Tartan Twin Super Twin Glow Manufactured Distributed P K Products PO Box 62260 Hayward CA 945400 415 581-4277 Add Si 50 postage handling $2495 $3295 $3995 Dealers inquiries invited AMERICAN JUNIOR 9A-i Fireball unas have pies available Imihe famous A-J Fleebaii Plans show ali sis production variants pius FOUR modified designs including Fireball Bipe heautilul Sportster set also includes Fireball Finats instructions afew other nice surprises Orderyour Fireball Plan Pak TODAY andstartbuildingyoarownA-IAIRFORcE cOLLEcTION Price includes Maiiiag Tube First class UPS deiivey charges price complete $25 74 GIidcSItl POt1595 74 3Pak140JIIW'5 lal eulde Kit095AIttCttAflCO 4a4ARF1595P0 euxisto 4a4 RTF1795PotSand oe ms5 J Fun Pak