CONTROL LINE AEROBATICS U k1 aiajr4 IIF1 AII1UC1 111 IJC1 JII .YI Wi 111 1r AS IVE MENTIONED BEFORE make mistakes make good copy column time Id like reflect past building season lessons learned Hopefully youll find something useful can improve own program Philosophically its good idea honestly evaluate season just completed list what went right wrong figure out what goals set next year As turns out number-three Caudron flew year very good airplane few faults bit large 750 square inches time wanted pop out maneuvers heavy air really wanted find out otherwise excellent airplane should occasionally manifest erratic characteristics As carefully examined plane thought back some gut feeling about building open-bay geodetic stab know top fliers have used approach building light tail surfaces indeed light several reasons wood too soft too much Flexall dopededuced hindsight problem caused stab susceptible twisting top Apparently both tips would deflect under load causing airplane come out its track having said what next huffed-out acceptable airplane crux discussion something right model must willing cut fix problem practice can easily repair what has done refinish standard youve set airplane number-three Caudron stab flat did make things bit easier Before started anything however some practical planning job order approach stiffening would take off covering add internal structure carbon recover tissue Another approach simply take off tissue sheet existing structure 1/16 third approach course would combination first two Having used structures approximated option two chose because also offered easy way get job done keep structure true Im process refinishing model done airplane will look just did new will fly better hope Ill keep informed As mentioned caudron bit large looked new airplane downsized Caudron 750 670 square inches retained same look liked overall appearance structure altered incorporating Warren truss wing mentioned previous column want highlight few areas potential problems offer some thoughts avoid Any model will fly better its straight light-doubly good Stunter Probably important two accurately aligned frame model will tolerate being slightly heavy poorly aligned So just few quick points have said before worth repeating relationship thrustline incidence critical effort should made ensure set zero degrees wing-tofuselage joint requires great care patience ensure correct important make certain wing cradles fuselage stress Use centerline marks wing did put during construction didnt you make cutouts fuselage remember area very flexible Therefore better set fuselage flat reference table centerlines perpendicular hinge lines Adjust cutouts hold wing wing centerlines correct equal distance table Its good idea glue small blocks table establish hinge line references blocks check hinge line/centerline way tips Again keep shimming center cradle until wing rests reference right stress satisfied glue up replace cut-out pieces Everything now locked same stab relationship stab wing hinge center lines must parallel horizontally equidistant close does have Within pencil line width about 1IM inch time have spend alignment better consistently airplanes have flown Which leads strange occurrence has happened often enough mention because can effect honesty model much alignments previously discussed Lately Ive considered myself careful builder sometimes things have surprising flying surfaces should planned example elevators should equal Naturally 110 Model Aviation Stunter Note extraordinary surface detail mark Ron Burns beautiful models prettiest Patternmasters ever Mike Rogers Typical East Coast Big Jim ST 60 Walt Preys craftsmanship Gorgeous paint layout combination colors ST 60 East Coast model constructed equal after sanding again matched However doing final control alignment some months later thought again check equality little 1/32 difference root chord have no idea happened perhaps some touch-up sanding could have caused differential turn rolling tendency reason obscured finished airplane Likewise Ive experienced same condition flaps dimensions changed real cure check recheck check again Its better perform checks fresh rather end long building session Another area sometimes everything seems alignment flaps elevators Establishing accurate centerline wing stab helps slots cut hinges possibility accumulating errors high way havent mentioned before fresh Dremel cutoff disc works well slotting tool suggest making slots fitting time starting tip slot Fit flap elevator horn tip Check carefully surface centered fixed edgethis very important honest-flying airplane everything ok first work tip middle time install hinge check centering have bowed surface way will have make adjustments easiest procedure plug up first slot ie surface redo s much fun sometimes can very tedious necessary will really help bringing good airplane give feel five ten thousandths off will require adjustments havent talked about anything complexjust investment time properly aligning airplane important thing take care alignment check check check again Some months ago mentioned George Aldrich pursuing ABC cylinder/piston setup Fox 35 mess standard Stunt long Its obvious technology has advanced both ABC newer higher-silicon aluminum alloys point extreme reliability recent years Fox 35 has seen renewed interest new parts hemi head stuffer backplate etc being developed now readily available look its character After prolonged delivery process George has 200 cylinder/piston assemblies hand Ive examined several examples prime assembly five grams lighter steel/iron stock set However piston 1/3 lighter stock Mehanite piston Thats really significant Fox noted real pounder Additionally major advantage ABC technology tolerance hard lean running rapidly kills iron/steel set sets direct exchange stock assembly have additional feature using snap rings retain wrist pin prevents scoring liner during meltdown runs ABC sets can purchased separately complete engines Contact George complete details Aldrich Models 12822 Tarrytown San Antonio TX 78233 Tel 210 656-2021 suggest order Georges new catalog services has produced tenpage collection tips enigne-related topics such fuels Stunt engine tuning both extremely valuable highly interesting $3 well worth breaking news Aero Products Randy Smith now delivering 82 version extremely successful precision Aero 40 Exterior dimensions identical engine drops right Prototype testing indicates will swing significantly prop diameter 40 version will available side rear exhaust Several new carbon-fiber tuned pipes will availablea three-chamber resonatt5r smaller pipe 35-40 range Contact Randy 1880 Scenic Highway Snellville GA 30278 Tel 404 979-2035 DS MOST AUTUENTIC MODEL PLANSALL PATTERNS INCLUDED SCALE OF PLANS -012ST 374GPErOP 2OP TA ARRRROIATEE NAMElILA SEIllS SE ETA SE IA SE FTP SE 3OEDAV Coel RACe2232U32 $3o634AL232068 40VoogOl CARS F4U20$20303266O$45lt iSCAD JD4A JRDAY2121832O24653381 80S07i2ffiT 16SIARAOAW 31 Sr225223240306534SL4YTT 298050 ToperALnA15 3122432045 334 60489O362 36WesEjod Cysander2531833432475338-E003523 35DOLL 046A0bEoT23524343326E546 29Boo og103SpADE130162240244503616O$4898I62 33Olin TrioAtAE30030 455389036212O525IC~ 39Loll LOAAIAZ*3827$19 390267E345 39CAD 36A F LADID184315 28$205633WZLL2$56 25051 CArE 0201/418020 273285A5A4170554108068 38CAD CAIISSO *805052348 28040. 19CARICOS NC4 *424366 94389 17ITAILALr 07 FIr14012 2i516AA0LO~84S49 31BAyEDS CeDOee114312 1740143533247344 70356 13SLLperRAriCe 16015010 22401344326600381 89352 36CELLo 0A1ONAW6144314 21431843238SCALE PIADI 35LACk ElectrA 81127325 4153255-338LACk Lies 546 43OAAeLVDAOAr CDI30328 40538 80052yArd 35 4TiO 42BAD 8110 FEyFACC51040 773528Ae 8170 565 38NA DiICCeIL 025364537 55052DA 025 $62 34ETACCiCAsIALE8C72154515 23222404335OrE 0 826 62 32CAr NAVY 403C119318 284$2457$36SliD 2 25C6ACDD 03C-1 4211315 16402093330ARdLyPAgE 65 348ALg TrANOp OC-347340 71$5OALL BC3 64 33CLDI WAAk F6i 45154515 2343224Th$4L3 456 32DADIIIIIES 00*81124317 18832237 33549346 74558 31OAE *48344 *12815316 220328444332594344 89058 32Sprild 8LL1IDAA134316 20$2040S3253144 80$58 32OoLArd lieLOTike104511 15531531$26A l2345 34CornerS 41W laCer03312 1943163932852F$A0 78352 35OAO Mr ESLiIlgao14515 2393204733264344 94356 33OAR 8260 LAw Ang14315 210204233263345 84$58 35SCiOSAD CId 587204316 31432562$4582S55143CL6 4208 MAASAILA DAD1374324 413358155A008565 37SERARALALL 8SCl *14310 2440224933o798S59 43N 814 AidAW P6133340 49405099371.p 30SODS Ouks Tool3144513 21431843336 86052 42C8e61dCvDSB2C425325 37433574364[ rd SriLALD 41138538 5704&1843721 38Bellanca Air BAA32322 48-03096352$Li 33CRADLE 328 OLCi 194028 29$40158355178368 27C UTAOALLIE *2C1155018 2343241 473381633501 9431S 28016 AephiA 13036034 545421O836jdIii8 Ii8*gE 0400 OAELI5O345 75 $Sb 's 31Cindys LIELXCAA21S16 31o32262 3260S NEA 31WAwArd OACPeCe10312 1531530330i~L 40 042 3iC SOarCok F9C2125315 19 32238535C04348 76 358 33UCrACCA CA Apt10510 27314S35324 isl5so 38SACAACO 70000 5812s316 L032037031149048 744256 o3Wright Flirr204518 301324A04338IscrsrrEA-LoLAoF eve Mode 11 LA8E8BDEaOE~7OIT8SDHI0CLEVRLAND OHIO 44112ILiIAPP3WTALM GIANT SCALE Me-109 Made USA SPECIFICATIONS WING SPAN82 ENGINE SIZE SUPER TIGER 3000 WEIGHT 18-20 LBS INCLUDES SCALE COCKPIT KIT INTRO PRICE$37500 ALL KiTS FEATURE HAND LAID FIBERGLASS FUSELAGE PANEL LINES & SCALE DETAILS FOAM CORE WINGS & MACHINE CUT FORMERS & BULKHEADS SEE YOUR LOCAL DEALER OR CALL HOBBY HANGAR 602-283-5746 FOR IMMEDIATE DELIVERY DEALER INQUIRIES WELCOME WE ACCEPT VISA MASTERCARD & DISCOVER CARDS WE GLADLY SHIP COD SH1PPING & HANDUNG $500 PER KIT CONTINENTAL USA OTHER AREAS CALL KENTUCKY RESIDENTS ADD 6% SALES TAX HOBBY HANGAR IS FULL SERVICE HOBBY SHOP WITH OVER 11000 ITEMS IN STOCK CATALOGS AVAILABLE $400 EACH WIREBATE ON FIRST ORDER SPECIFY PLANE HELICOPTER OR CAR HOBBY HANGAR EXCLUSIVE DISTRIBUTOR OF FIBER SCALE MODELS LLOYD AVE FLORENCE KY 41042 606-283-5746 PHONE 606-2824666 FAX ALSO AVAILABLE P-47 Thunderbolt $17000 P-40 Warhawk $17000 Cessna 150 $17000 Focke Wult $18500 June1995 111 READ Re... A.A ., * 3E SCALE IT 732 SIZE PLAN * M10rAN 00, SEEOA AVAILABLE AT ONE DOLLAR BE SIRE 70 000 THE USUAL 6 *UNDER TIRE 172 SCALE 10% FOE PACKAGING POST- -. * AGE AND INSUEANCC.ADOUTPRICES POE ALL DESIGNS* U THOUSAND ACCITIONAL PLANS MANY SIZES DIV 28El STE CATALOG $211 OR PRICE LIST ALONE SI -NONE FREE-DY AIR FOECION HANDS ON PRO-BOW THIS UNIQUE DEVICE ALLOWS YOU TO CUT ACCU RATE WING CORES WITHOUT EXPENSIVE AND COMPLICATED EQUIPMENT WITH THE PRO-BOW THE CUTTING WIRE IS GUIDED DIRECTLY AT THE TEMPLATES BY HAND HELD INSULATOR CLIPS THE HEAVY-DUTY CONSTRUCTION GIVES GOOD FEEL TO THE BOW AND WITH THE ADJUSTABLE HEAT PROBE THE WIRE TEMPERATURE CAN BE CONTROLLED FOR PERFECT CUTTING RESULTS sale $4999 WORKS DIRECTLY OFF OF 12 VOLT BATTERY OR 10 AMP BATTERY CHARGER S COMPLETELY ASSEMBLED STRAIGHT OR TAPERED CORES IAL PASSIVE RESISTANCE CUTTING WIRE e INSULATED STEEL FRAME CUTTING TECHNIDUES 6 OPERATING INSTRUCTIONS INCLUDED e CUTS UP TO 41 SEND $509 FOR 60 PAGE CATALOG VISA & MASTER CARD ACCEPTEDADD $500 SHIPPING IN USAIL RESIDENTS ADD 7% TAX WING MFG 306 E SIMMONS GALESBURO IL 61401CALL 309-342-3009
Edition: Model Aviation - 1995/06
Page Numbers: 110, 111
CONTROL LINE AEROBATICS U k1 aiajr4 IIF1 AII1UC1 111 IJC1 JII .YI Wi 111 1r AS IVE MENTIONED BEFORE make mistakes make good copy column time Id like reflect past building season lessons learned Hopefully youll find something useful can improve own program Philosophically its good idea honestly evaluate season just completed list what went right wrong figure out what goals set next year As turns out number-three Caudron flew year very good airplane few faults bit large 750 square inches time wanted pop out maneuvers heavy air really wanted find out otherwise excellent airplane should occasionally manifest erratic characteristics As carefully examined plane thought back some gut feeling about building open-bay geodetic stab know top fliers have used approach building light tail surfaces indeed light several reasons wood too soft too much Flexall dopededuced hindsight problem caused stab susceptible twisting top Apparently both tips would deflect under load causing airplane come out its track having said what next huffed-out acceptable airplane crux discussion something right model must willing cut fix problem practice can easily repair what has done refinish standard youve set airplane number-three Caudron stab flat did make things bit easier Before started anything however some practical planning job order approach stiffening would take off covering add internal structure carbon recover tissue Another approach simply take off tissue sheet existing structure 1/16 third approach course would combination first two Having used structures approximated option two chose because also offered easy way get job done keep structure true Im process refinishing model done airplane will look just did new will fly better hope Ill keep informed As mentioned caudron bit large looked new airplane downsized Caudron 750 670 square inches retained same look liked overall appearance structure altered incorporating Warren truss wing mentioned previous column want highlight few areas potential problems offer some thoughts avoid Any model will fly better its straight light-doubly good Stunter Probably important two accurately aligned frame model will tolerate being slightly heavy poorly aligned So just few quick points have said before worth repeating relationship thrustline incidence critical effort should made ensure set zero degrees wing-tofuselage joint requires great care patience ensure correct important make certain wing cradles fuselage stress Use centerline marks wing did put during construction didnt you make cutouts fuselage remember area very flexible Therefore better set fuselage flat reference table centerlines perpendicular hinge lines Adjust cutouts hold wing wing centerlines correct equal distance table Its good idea glue small blocks table establish hinge line references blocks check hinge line/centerline way tips Again keep shimming center cradle until wing rests reference right stress satisfied glue up replace cut-out pieces Everything now locked same stab relationship stab wing hinge center lines must parallel horizontally equidistant close does have Within pencil line width about 1IM inch time have spend alignment better consistently airplanes have flown Which leads strange occurrence has happened often enough mention because can effect honesty model much alignments previously discussed Lately Ive considered myself careful builder sometimes things have surprising flying surfaces should planned example elevators should equal Naturally 110 Model Aviation Stunter Note extraordinary surface detail mark Ron Burns beautiful models prettiest Patternmasters ever Mike Rogers Typical East Coast Big Jim ST 60 Walt Preys craftsmanship Gorgeous paint layout combination colors ST 60 East Coast model constructed equal after sanding again matched However doing final control alignment some months later thought again check equality little 1/32 difference root chord have no idea happened perhaps some touch-up sanding could have caused differential turn rolling tendency reason obscured finished airplane Likewise Ive experienced same condition flaps dimensions changed real cure check recheck check again Its better perform checks fresh rather end long building session Another area sometimes everything seems alignment flaps elevators Establishing accurate centerline wing stab helps slots cut hinges possibility accumulating errors high way havent mentioned before fresh Dremel cutoff disc works well slotting tool suggest making slots fitting time starting tip slot Fit flap elevator horn tip Check carefully surface centered fixed edgethis very important honest-flying airplane everything ok first work tip middle time install hinge check centering have bowed surface way will have make adjustments easiest procedure plug up first slot ie surface redo s much fun sometimes can very tedious necessary will really help bringing good airplane give feel five ten thousandths off will require adjustments havent talked about anything complexjust investment time properly aligning airplane important thing take care alignment check check check again Some months ago mentioned George Aldrich pursuing ABC cylinder/piston setup Fox 35 mess standard Stunt long Its obvious technology has advanced both ABC newer higher-silicon aluminum alloys point extreme reliability recent years Fox 35 has seen renewed interest new parts hemi head stuffer backplate etc being developed now readily available look its character After prolonged delivery process George has 200 cylinder/piston assemblies hand Ive examined several examples prime assembly five grams lighter steel/iron stock set However piston 1/3 lighter stock Mehanite piston Thats really significant Fox noted real pounder Additionally major advantage ABC technology tolerance hard lean running rapidly kills iron/steel set sets direct exchange stock assembly have additional feature using snap rings retain wrist pin prevents scoring liner during meltdown runs ABC sets can purchased separately complete engines Contact George complete details Aldrich Models 12822 Tarrytown San Antonio TX 78233 Tel 210 656-2021 suggest order Georges new catalog services has produced tenpage collection tips enigne-related topics such fuels Stunt engine tuning both extremely valuable highly interesting $3 well worth breaking news Aero Products Randy Smith now delivering 82 version extremely successful precision Aero 40 Exterior dimensions identical engine drops right Prototype testing indicates will swing significantly prop diameter 40 version will available side rear exhaust Several new carbon-fiber tuned pipes will availablea three-chamber resonatt5r smaller pipe 35-40 range Contact Randy 1880 Scenic Highway Snellville GA 30278 Tel 404 979-2035 DS MOST AUTUENTIC MODEL PLANSALL PATTERNS INCLUDED SCALE OF PLANS -012ST 374GPErOP 2OP TA ARRRROIATEE NAMElILA SEIllS SE ETA SE IA SE FTP SE 3OEDAV Coel RACe2232U32 $3o634AL232068 40VoogOl CARS F4U20$20303266O$45lt iSCAD JD4A JRDAY2121832O24653381 80S07i2ffiT 16SIARAOAW 31 Sr225223240306534SL4YTT 298050 ToperALnA15 3122432045 334 60489O362 36WesEjod Cysander2531833432475338-E003523 35DOLL 046A0bEoT23524343326E546 29Boo og103SpADE130162240244503616O$4898I62 33Olin TrioAtAE30030 455389036212O525IC~ 39Loll LOAAIAZ*3827$19 390267E345 39CAD 36A F LADID184315 28$205633WZLL2$56 25051 CArE 0201/418020 273285A5A4170554108068 38CAD CAIISSO *805052348 28040. 19CARICOS NC4 *424366 94389 17ITAILALr 07 FIr14012 2i516AA0LO~84S49 31BAyEDS CeDOee114312 1740143533247344 70356 13SLLperRAriCe 16015010 22401344326600381 89352 36CELLo 0A1ONAW6144314 21431843238SCALE PIADI 35LACk ElectrA 81127325 4153255-338LACk Lies 546 43OAAeLVDAOAr CDI30328 40538 80052yArd 35 4TiO 42BAD 8110 FEyFACC51040 773528Ae 8170 565 38NA DiICCeIL 025364537 55052DA 025 $62 34ETACCiCAsIALE8C72154515 23222404335OrE 0 826 62 32CAr NAVY 403C119318 284$2457$36SliD 2 25C6ACDD 03C-1 4211315 16402093330ARdLyPAgE 65 348ALg TrANOp OC-347340 71$5OALL BC3 64 33CLDI WAAk F6i 45154515 2343224Th$4L3 456 32DADIIIIIES 00*81124317 18832237 33549346 74558 31OAE *48344 *12815316 220328444332594344 89058 32Sprild 8LL1IDAA134316 20$2040S3253144 80$58 32OoLArd lieLOTike104511 15531531$26A l2345 34CornerS 41W laCer03312 1943163932852F$A0 78352 35OAO Mr ESLiIlgao14515 2393204733264344 94356 33OAR 8260 LAw Ang14315 210204233263345 84$58 35SCiOSAD CId 587204316 31432562$4582S55143CL6 4208 MAASAILA DAD1374324 413358155A008565 37SERARALALL 8SCl *14310 2440224933o798S59 43N 814 AidAW P6133340 49405099371.p 30SODS Ouks Tool3144513 21431843336 86052 42C8e61dCvDSB2C425325 37433574364[ rd SriLALD 41138538 5704&1843721 38Bellanca Air BAA32322 48-03096352$Li 33CRADLE 328 OLCi 194028 29$40158355178368 27C UTAOALLIE *2C1155018 2343241 473381633501 9431S 28016 AephiA 13036034 545421O836jdIii8 Ii8*gE 0400 OAELI5O345 75 $Sb 's 31Cindys LIELXCAA21S16 31o32262 3260S NEA 31WAwArd OACPeCe10312 1531530330i~L 40 042 3iC SOarCok F9C2125315 19 32238535C04348 76 358 33UCrACCA CA Apt10510 27314S35324 isl5so 38SACAACO 70000 5812s316 L032037031149048 744256 o3Wright Flirr204518 301324A04338IscrsrrEA-LoLAoF eve Mode 11 LA8E8BDEaOE~7OIT8SDHI0CLEVRLAND OHIO 44112ILiIAPP3WTALM GIANT SCALE Me-109 Made USA SPECIFICATIONS WING SPAN82 ENGINE SIZE SUPER TIGER 3000 WEIGHT 18-20 LBS INCLUDES SCALE COCKPIT KIT INTRO PRICE$37500 ALL KiTS FEATURE HAND LAID FIBERGLASS FUSELAGE PANEL LINES & SCALE DETAILS FOAM CORE WINGS & MACHINE CUT FORMERS & BULKHEADS SEE YOUR LOCAL DEALER OR CALL HOBBY HANGAR 602-283-5746 FOR IMMEDIATE DELIVERY DEALER INQUIRIES WELCOME WE ACCEPT VISA MASTERCARD & DISCOVER CARDS WE GLADLY SHIP COD SH1PPING & HANDUNG $500 PER KIT CONTINENTAL USA OTHER AREAS CALL KENTUCKY RESIDENTS ADD 6% SALES TAX HOBBY HANGAR IS FULL SERVICE HOBBY SHOP WITH OVER 11000 ITEMS IN STOCK CATALOGS AVAILABLE $400 EACH WIREBATE ON FIRST ORDER SPECIFY PLANE HELICOPTER OR CAR HOBBY HANGAR EXCLUSIVE DISTRIBUTOR OF FIBER SCALE MODELS LLOYD AVE FLORENCE KY 41042 606-283-5746 PHONE 606-2824666 FAX ALSO AVAILABLE P-47 Thunderbolt $17000 P-40 Warhawk $17000 Cessna 150 $17000 Focke Wult $18500 June1995 111 READ Re... A.A ., * 3E SCALE IT 732 SIZE PLAN * M10rAN 00, SEEOA AVAILABLE AT ONE DOLLAR BE SIRE 70 000 THE USUAL 6 *UNDER TIRE 172 SCALE 10% FOE PACKAGING POST- -. * AGE AND INSUEANCC.ADOUTPRICES POE ALL DESIGNS* U THOUSAND ACCITIONAL PLANS MANY SIZES DIV 28El STE CATALOG $211 OR PRICE LIST ALONE SI -NONE FREE-DY AIR FOECION HANDS ON PRO-BOW THIS UNIQUE DEVICE ALLOWS YOU TO CUT ACCU RATE WING CORES WITHOUT EXPENSIVE AND COMPLICATED EQUIPMENT WITH THE PRO-BOW THE CUTTING WIRE IS GUIDED DIRECTLY AT THE TEMPLATES BY HAND HELD INSULATOR CLIPS THE HEAVY-DUTY CONSTRUCTION GIVES GOOD FEEL TO THE BOW AND WITH THE ADJUSTABLE HEAT PROBE THE WIRE TEMPERATURE CAN BE CONTROLLED FOR PERFECT CUTTING RESULTS sale $4999 WORKS DIRECTLY OFF OF 12 VOLT BATTERY OR 10 AMP BATTERY CHARGER S COMPLETELY ASSEMBLED STRAIGHT OR TAPERED CORES IAL PASSIVE RESISTANCE CUTTING WIRE e INSULATED STEEL FRAME CUTTING TECHNIDUES 6 OPERATING INSTRUCTIONS INCLUDED e CUTS UP TO 41 SEND $509 FOR 60 PAGE CATALOG VISA & MASTER CARD ACCEPTEDADD $500 SHIPPING IN USAIL RESIDENTS ADD 7% TAX WING MFG 306 E SIMMONS GALESBURO IL 61401CALL 309-342-3009