THIS has trying time fortu nately usually learn experiences Very briefly did Farmer Brown Nats airplane means planted first time years dumb-thumbed air plane ground engine died airplane low verted during square horizontal eight con test Lafayette LA tried quarter-roll quickly pull hard get back landing area Unfortunately didnt roll airplane dont know did hard pull ground rose up smote airplane What now Nats airplane managed pick up framed up-Atlanta way back contest started work Monday night two weeks ago test flight yesterday Thats 15 days start flight dont know long takes people build Pattern airplane six eight weeks normal work diligently amazing what human body will its asked go beyond normal limits averaged less six hours sleep night often woke up middle night unable get back sleep got up worked airplane De spite worked normal job did daily tralning runs ran two races did very well Amazing reason mentioned because always have chance use some untried build ing techniques constructing new airplane Despite need speed finishing Atlanta still managed try some new things Four new ideas came Greg Grigsby Nice ville FL Greg superb builder air planes always look great told three se crets finishes Observing us use white base coat airplanes decided apply glass cloth wing using white rather clear K&B epoxy wing would already white base color applied Second uses K&B satin hardener white because makes finish much easier sand Third applies finish coats spray gun uses brushing gloss hardener claims paint flows better uses standard gloss hardener Hes right tried three ideas work Gregs fourth idea concerned operate planes receiver switch Like us Greg mounts switch piece plywood inside fuselage operates switch means small wire going through side outer skin idea addresses attach wire switch arm drills small hole straight top switch arm squirts small dab cyanoacrylate glue hole screws threaded Du-Bro /16 ball link solders small threaded coupler comes ball link wire screws nylon coupler snaps over ball link switch arm Placement hole push-pull wire side fuselage critical because way ball link works Its really slick way get job done Last summer lost new Atlanta because receiver battery became disconnected battery shifted fuselage though connectors taped together Since nobody Im aware makes connector retaining clip Futaba J connectors decided try something else new airplane tied piece dental floss around middle connec tors Anything capable ripping connec tors apart will now break wires first Another technique tried suggested John Fuqua Niceville FL wanted mount YS engine using MK soft mounts fuselage just firewall needed platform could bolt soft mounts John suggested cut U-shaped piece A-in plywood fit sides fuselage butt up existing bulkhead epoxy came great idea suggested cut up small piece fairly heavy fiberglass cloth three six ounces per square yard -in-sq pieces pull pieces apart mix re sulting strands 30-minute epoxy get slurry use form fillet between mounting plate fuselage able form whatever radius wanted using small throwaway brush stayed put until epoxy cured mount stay hiplanes received airmail letter Milton Billy Girod Garches France something add biplane issue wrote Reading column May issue Model Aviation cant resist sending ex tract column June issue French magazine RCM yes French magazine name has no connec tion American since approached subject got stuck fashion bipes 1988 TOC primarily due bonus given Ultimate particular because its quali ties Thus multiplication planesand appearance 1989 F3A World Championships first time 20 years true biplanes have charm own whatever maneuvering abilities am afraid bipe will always drag though may some times advantagemore about later due also lower efficiency wings cause aerodynamic interference between lower Reynolds number bipe flies latter point applies model air planes oniy induced roll rud der applied very apparent full-size bipes well models should forget either bipes much difficult build elements difficult set properly much can done get rid shortcomings Look photograph Don Lowes Ultimate As can see low ered upper wing gave negative dihe dral improvement slight still has resort electronic control mixing allay problem fact modern full-scale aero batic planes monoplanes andbut exceptionmidwingers comfirms opinion Remember AC-sized airport service truck photo October 88 column built George Olsen So new holds four Va-gallon Rubbermaid plastic contaIners Two different types 2-stroke glow fuel two different types 4-stroke glow fuel Wheels plastic toy truck decals 1Ao-scaie RC car kits info write George PO Box 6152 Clearwater FL 34618-61 52 42 Model Aviation Radio Control Sport Aerobatics Ron Van Putte III Sleepy Oaks Rd Ft Walton Deach FL 32548 subject course cannot exclude pos sibility some clever mind will bring forth bipe will have qualities both biplanes monoplanes defects am bright anyway am afraid such bipe would retain nostalgic charm appeals us facts did deter Tony Frackowiak flew bipe did very well sus pect success due primarily Tonys flying ability fact come back advan tages biplanes drag think Fyg Leaf would improved removing curious cheeks run both sides fuselage since am afraid destabilizing fac tor especially pitch Since produce drag slow plane might re placed flying wires An advantage flying wires since would purely cosmetic drag producers might removed windy turbulent weather faster flying plane advan tage course arrival new power ful four-stroke engines will permit elabora don bigger planes within weight limit thus increase Reynolds numbers course bipes wont beneficiaries same thing can sald greater vis ibility bigger plane TOC larger size planes makes Reynolds number less problem biplanes other short comings still agree Tony Frackowiak says biplanes can very strong rolls point maneuvers know about Ultimate own will trust him about Fyg Leaf Snaps excellent too no doubt bipes have good points yet shortcomings reasons stated above think monoplanes have edge biplanes both model fullsize planes confronted type aerobatics flying now know will number bipes next TOC because 2% bonus nothing sneer consider close compet itors course love bipe self enough Wessel asked last Pattern World Championships chose fly bipe answered liked way bipe looks Isnt enough Finally got letter Bill Tallman Prime ville OR wrote have reading Model Aviation about 13 years during time can remember possibly con struction article concerning Pattern planes ap pears Model Aviation concerned con tinually publishing construction articles sport/weird flying contraptions What about special interest Pattern fliers Cant per suade MA print some good Pattern construc tion articles well honestly dont know what Model Aviations policy regarding construction articles Maybe someone staff will comment OK Ron goes publish con struction article some degree hope something about design will interest significant percentage reoders Now will address Pattern planes specifically seems obvious us Pattern fliers fly kit planes excellent exam ples market Also decode ago Pattern planes began predominantly conContinued page ISS DuraPlane II 25-size 3-channel basic flight trainer AP PROPE LLERS Sound Supression Design High Thrust Efficiency Constant True Pitch Long Fiber Advanced Composite Material Proven Performance US Masters US Nationals Canadian Nationals 1989 World Championships 57x3$15SEACH 7x3SISBEACH 7x4$159EACH 7x5$l59EACH 7x6$159EACH 7x7$l59EACH 7x8S159EACH 7x9SISSEACH 7x10$1SSEACH 8x4$17BEACH 8x5$179EACH 8x6$179EACH 8x7$179EACH 8x8$17SEACH 8x9$17SEACH 8x10$179EACH 8x4$199EACH 9x5$199EACH Sport SizesCompetition Sizes 9x6SISSEACH 9x7$199EACH $1S9EACH 9x9SIaBEACH 9x10$199EACH 95 x 45$229 EACH lOxES229EACH 10x7$229EACH 10x8$229EACH 10x9S229EACH lOxlO$229EACH lixE$249EACH 11x7$249EACH 11x8$249EACH lisS$249EACH 12x6$289EACH 12x7$2B9EACH 12x8$289EACH lixiG$795EACH lixil $795EACH 11x12 $795EACH 11x13 $795EACH 11x14 $795EACH 12x9 S7B5EACH 12x10 $795EACH 12x11 $795EACH 12x12 $795EACH 12x13 $795EACH 12x14 $7S5EACH llxl2W $795EACH l2xlOW $795EACH 135 x 125 $1 295 EACH 14x8 $12B5EACH 14x14 $12B5EACH scuffle ground isnt some thing should have face own may have gotten own dont think model should stand After two team So join up airplanes thatll stick through thick thin Duracrafi Inc 1007 Qeliard Grove Oilve Royal Oak NI 48067 DuraBat 40-size 4-channel aerobatic trainer September 1990 43 Contact local hobby dealer Manufactured Landing Products Knights Landing California Dynamic Duo Durability Stand Ready Help Take Encounters Planet Earth through new rules proposals think once youve given try youll agree other some minor adjustments good sys tem will help bring objectivity back static judging Fun Scale As expected Fun Scale proving popular event So popular fact being included years Nats expected however difficulty in terpreting rules definition event Some modelers myself included interpreted being event not-very-scale purchased ready-to-fly type models almost eliminates requirement documentation As rule book says just show proof full-size air craft type paint/markings scheme did exist full five points static will awarded other modelers turns out interpreted simple concept truly entry-level event outraged disap pointed seeing experienced fliers compet ing what thought beginners event guess can see point rules very specific definition theres will theres way however local Contest Directors taking upon themselves run two categories Fun Scale event Sportsman Fun Scale calling true beginners event No previ ous experience required allowed Expert Fun Scale class rest us have looking low-key Scale event can participate just fun fact major Scale contests Midwest Mint Julep Scale Meet recently ran Fun Scale events manner highly suc cessful looks like good idea should keep everyone happy Just note however Until someone submits proposal modi1 event way officially will continue beginners event years Nats will have allowed inexperienced modelers event So want see change send proposals RC Aerobatics/Van Putte Continued page 43 structed fiberglass/epoxy fuselages balsa-sheeted cut-foam wings [Wing skins also made materials other balsa] techniques lend themselves well type construction articles choose print aimed modelers average skills lit tle special equipment modest work shops Model Aviation prints type competi tion plane construction article seek designs have established good track rec ord competition some cases have sought Out particular plane other instances de signer has inquired whether would inter ested buying construction article indicator reader interestOr lack itin particular design have pub lished volume plans sales RC plane approaches ing Pattern plane having significant plan sales Blue Max II actually de signed fun-fly winner Neutron Star 40-size RC Pattern plane has sold frac tion would seem / MA publish another Pattern plane would have suited o SAM SOCIETY OF ANTIQUE MODELERS / MEMBERSHIP $1000/YEAR IVE 6 ISSUES OF SAM SPEAKS GET IN ON THE FUN OF FLYING OLD TIMERS FREE FLIGHT AND RC BOB DODDS 209 SUMMERSIDE LN ENCINITAS CA 92024 September 1990 155 LIGHTING SYSTEMS THE ORIGINALS. Still Best #RED 01Programmable Flashing Navigation Lights$2495 #RED 02Adjustable Rate Strobe Light$1995 #RED 03Landing Lights$3995 #RED 04Adjustable Rate Mars Rotating Beacon$1995 #RED 05Marine Navigation Lights nonflashing$1095 # RED 14Big Airplane Navigation Lights$2495 #RED 16Econo Landing Lights brightest$1995 #RED 23Real Strobe Light true zenon strobe$2995 0 SEE YOUR DEALER e SEND STAMPED ENVELOPE FOR RAM INFO unavilabIe locally send check money order full credit card info cost item plus $200 $500 foreign immediate shipment Include full address UPS Sorry no GOD Ram 4736 N Milwaukee Ave ago IL 60630 Radio Control Monitor * All RC Channels Bands * Local NOAA Weather * Local Air Traffic * Local Police/Fire/Rescue * Local FM/TV Sound * New800 MHZ Bands * International Shortwave Bands * Any Frequency 8-600 805-1300MHZ Compact Scanner HAS ITALL * 1000 Memory Channels * Search Up 40 Ch/Sec * Built NiCad Pack * LCD Readout ARlOGO Only S49900 Iplus $4 UPS 4 25- 2000 MHZ 100 Memory Channels 120/220 VAC 138 VDC optional Never Before Has So Much Quality Been Offered Such Low Price List $119900 EEB 101900 pius $12 UPS FREE Shortwave/Scanner Catalog Write Call FAX Today ORDERS 800-368-3270 Tech/mb 703 038-3350 FAX 703938 6911 Electronic Equipment Bank EEB Miii StreetEES Vienna Virginia 22180 Just Minutes Washington DC J Satisfaction Guaranteed Novice and/or Sportsman fliers Joe Bridi makes balsa kits [and darn good ones suitable classes fliersas several other manufacturers published plane would have offer perfonnance appearance features rank least equivalent existing kits Given way RC Pattern skill-level/ad vancement system works would seem original design suitable Novice Sportsman competition would stay classes long enough establish desirability his/her design before advancing higher classand using much sophisticated airplane rate haven t ap proached designer having plane two classes wants sell us construction ar ticle An interesting insight practice tempting publish designs interest broad scope modelers can gained sur veying results full-size plan sales best-selling plan [over 1SOO sales] small Hand-Launched RC Sailplane Right hind RC Schoolyard Scale model Third through fifth places go RC Scale model Golden Age biplane scalelike 4A RC ducted fan model RCflying boat RC Simi tar series has done well have RC OldTimer models best-selling CL plan Les McDonalds Stiletto Precision Aerobatics World Champion design [and has taken afidl 13 years attain degree prominence] interesting note its first month Jeff Troy s Tamecat RC sport/trainer sold over half plans Stiletto has 13 years Oh One last thing mention Full-Size Plan sales program initiated profitmaking operation effort exists service modelers can assume cor relation between plan sales overall popu larity design Yes make small profit plan sales over years time RMcM RC Soaring/Blakeslee Continued page 41 am currently working iAScale model AS Ka 6E beautiful-looking Glider last all-wood designs produced should have outstanding performance both slope flat-field thermal work Im making wings now should too long before ready spent last year part 1990 mak ing Horten IV flying wing very complicated beast say least Results far have dis appointing say cant win ever get flying correctly will send picture As Ive offered before Ill send copy Cliffs list Scale plans send selfaddressed stamped envelope addition new Falke quarter-scale Gliders include Ka3 Ka8 ASK 13 ASK 18 Grunau Baby Hutter H17 ik.scale DFS Reiher 11 Olympia 2b DFS Meise LO 100 MUl3 Plans must dered directly Cliff 41 Spring Road Frome Somerset BAll 2JN England Cliff re quires payment British pounds sterling volves going bank US buy ing either bank draft denominated pounds international money order Vintage Sailplane Association another item should mentioned long Vintage kick VSA national organization full-size Vintage Glider enthusiasts Quite few modelers VSA members because like keep up events real world also full-size soaring fact wellknown SOAR club member Jack Hiner Northern District VP VSA Anyway VSA membership bargain $10 per year includes fine quarterly journal Bungee Cord BC edited published Charlie Morey know editor/pub lisher Slope Soaring News say because Charlie doing great job BC found stretched too thin some thing go Im sure new editor will continue finding good material BC Send $10 check VSA Rtl Box 239 Lovettsville VA 22080 Bob McGowan won 1990 Masters guy should pay attention talks about contest flying Bob wrote following piece Diablo Valley Soaring Society east San Francisco Bay Area newsletter Thermal Tales edited Greg Vasgerdsian As read Bobs words struck similarity what Fred Weaver said Fred Flies article July column Know what real ly successful pilots use same secrets its still instructive listen pros cause slight differences explanations may set off light bulb own heads Masters Bob flew Mark Allen Flight Lite Composites Standard Class Falcon 800 Bob says its performance fantastic just like bigger 112-in Falcon 880 fuselages tails identical both ships center panels 800 wings two inches shorter tips four inches shorter 880s Bob uses Airtronics Vision 85P radio says really helps planes meet full potential Thermal Hunting Bob McGowan 156 Model Aviation EAv HINGE SH71O Pkg 24 $295 THE HIGH-TECH HINGE DESIGNED FOR THE CYANOACRYLATE AGE Easier install other hinge No gouging picking messy epoxies Simply cut single knife slot hinge slide hinges place apply few drops favorite CA glue youre done SUPER FAST SUPER EASY SUPER STRONG ed 9e4 foce 6aa MFG CO INC.401-7 So Front $tMontezum IA 50171 23-5154 ICOM R7000 Cove rs
Edition: Model Aviation - 1990/09
Page Numbers: 42, 43, 155, 156
THIS has trying time fortu nately usually learn experiences Very briefly did Farmer Brown Nats airplane means planted first time years dumb-thumbed air plane ground engine died airplane low verted during square horizontal eight con test Lafayette LA tried quarter-roll quickly pull hard get back landing area Unfortunately didnt roll airplane dont know did hard pull ground rose up smote airplane What now Nats airplane managed pick up framed up-Atlanta way back contest started work Monday night two weeks ago test flight yesterday Thats 15 days start flight dont know long takes people build Pattern airplane six eight weeks normal work diligently amazing what human body will its asked go beyond normal limits averaged less six hours sleep night often woke up middle night unable get back sleep got up worked airplane De spite worked normal job did daily tralning runs ran two races did very well Amazing reason mentioned because always have chance use some untried build ing techniques constructing new airplane Despite need speed finishing Atlanta still managed try some new things Four new ideas came Greg Grigsby Nice ville FL Greg superb builder air planes always look great told three se crets finishes Observing us use white base coat airplanes decided apply glass cloth wing using white rather clear K&B epoxy wing would already white base color applied Second uses K&B satin hardener white because makes finish much easier sand Third applies finish coats spray gun uses brushing gloss hardener claims paint flows better uses standard gloss hardener Hes right tried three ideas work Gregs fourth idea concerned operate planes receiver switch Like us Greg mounts switch piece plywood inside fuselage operates switch means small wire going through side outer skin idea addresses attach wire switch arm drills small hole straight top switch arm squirts small dab cyanoacrylate glue hole screws threaded Du-Bro /16 ball link solders small threaded coupler comes ball link wire screws nylon coupler snaps over ball link switch arm Placement hole push-pull wire side fuselage critical because way ball link works Its really slick way get job done Last summer lost new Atlanta because receiver battery became disconnected battery shifted fuselage though connectors taped together Since nobody Im aware makes connector retaining clip Futaba J connectors decided try something else new airplane tied piece dental floss around middle connec tors Anything capable ripping connec tors apart will now break wires first Another technique tried suggested John Fuqua Niceville FL wanted mount YS engine using MK soft mounts fuselage just firewall needed platform could bolt soft mounts John suggested cut U-shaped piece A-in plywood fit sides fuselage butt up existing bulkhead epoxy came great idea suggested cut up small piece fairly heavy fiberglass cloth three six ounces per square yard -in-sq pieces pull pieces apart mix re sulting strands 30-minute epoxy get slurry use form fillet between mounting plate fuselage able form whatever radius wanted using small throwaway brush stayed put until epoxy cured mount stay hiplanes received airmail letter Milton Billy Girod Garches France something add biplane issue wrote Reading column May issue Model Aviation cant resist sending ex tract column June issue French magazine RCM yes French magazine name has no connec tion American since approached subject got stuck fashion bipes 1988 TOC primarily due bonus given Ultimate particular because its quali ties Thus multiplication planesand appearance 1989 F3A World Championships first time 20 years true biplanes have charm own whatever maneuvering abilities am afraid bipe will always drag though may some times advantagemore about later due also lower efficiency wings cause aerodynamic interference between lower Reynolds number bipe flies latter point applies model air planes oniy induced roll rud der applied very apparent full-size bipes well models should forget either bipes much difficult build elements difficult set properly much can done get rid shortcomings Look photograph Don Lowes Ultimate As can see low ered upper wing gave negative dihe dral improvement slight still has resort electronic control mixing allay problem fact modern full-scale aero batic planes monoplanes andbut exceptionmidwingers comfirms opinion Remember AC-sized airport service truck photo October 88 column built George Olsen So new holds four Va-gallon Rubbermaid plastic contaIners Two different types 2-stroke glow fuel two different types 4-stroke glow fuel Wheels plastic toy truck decals 1Ao-scaie RC car kits info write George PO Box 6152 Clearwater FL 34618-61 52 42 Model Aviation Radio Control Sport Aerobatics Ron Van Putte III Sleepy Oaks Rd Ft Walton Deach FL 32548 subject course cannot exclude pos sibility some clever mind will bring forth bipe will have qualities both biplanes monoplanes defects am bright anyway am afraid such bipe would retain nostalgic charm appeals us facts did deter Tony Frackowiak flew bipe did very well sus pect success due primarily Tonys flying ability fact come back advan tages biplanes drag think Fyg Leaf would improved removing curious cheeks run both sides fuselage since am afraid destabilizing fac tor especially pitch Since produce drag slow plane might re placed flying wires An advantage flying wires since would purely cosmetic drag producers might removed windy turbulent weather faster flying plane advan tage course arrival new power ful four-stroke engines will permit elabora don bigger planes within weight limit thus increase Reynolds numbers course bipes wont beneficiaries same thing can sald greater vis ibility bigger plane TOC larger size planes makes Reynolds number less problem biplanes other short comings still agree Tony Frackowiak says biplanes can very strong rolls point maneuvers know about Ultimate own will trust him about Fyg Leaf Snaps excellent too no doubt bipes have good points yet shortcomings reasons stated above think monoplanes have edge biplanes both model fullsize planes confronted type aerobatics flying now know will number bipes next TOC because 2% bonus nothing sneer consider close compet itors course love bipe self enough Wessel asked last Pattern World Championships chose fly bipe answered liked way bipe looks Isnt enough Finally got letter Bill Tallman Prime ville OR wrote have reading Model Aviation about 13 years during time can remember possibly con struction article concerning Pattern planes ap pears Model Aviation concerned con tinually publishing construction articles sport/weird flying contraptions What about special interest Pattern fliers Cant per suade MA print some good Pattern construc tion articles well honestly dont know what Model Aviations policy regarding construction articles Maybe someone staff will comment OK Ron goes publish con struction article some degree hope something about design will interest significant percentage reoders Now will address Pattern planes specifically seems obvious us Pattern fliers fly kit planes excellent exam ples market Also decode ago Pattern planes began predominantly conContinued page ISS DuraPlane II 25-size 3-channel basic flight trainer AP PROPE LLERS Sound Supression Design High Thrust Efficiency Constant True Pitch Long Fiber Advanced Composite Material Proven Performance US Masters US Nationals Canadian Nationals 1989 World Championships 57x3$15SEACH 7x3SISBEACH 7x4$159EACH 7x5$l59EACH 7x6$159EACH 7x7$l59EACH 7x8S159EACH 7x9SISSEACH 7x10$1SSEACH 8x4$17BEACH 8x5$179EACH 8x6$179EACH 8x7$179EACH 8x8$17SEACH 8x9$17SEACH 8x10$179EACH 8x4$199EACH 9x5$199EACH Sport SizesCompetition Sizes 9x6SISSEACH 9x7$199EACH $1S9EACH 9x9SIaBEACH 9x10$199EACH 95 x 45$229 EACH lOxES229EACH 10x7$229EACH 10x8$229EACH 10x9S229EACH lOxlO$229EACH lixE$249EACH 11x7$249EACH 11x8$249EACH lisS$249EACH 12x6$289EACH 12x7$2B9EACH 12x8$289EACH lixiG$795EACH lixil $795EACH 11x12 $795EACH 11x13 $795EACH 11x14 $795EACH 12x9 S7B5EACH 12x10 $795EACH 12x11 $795EACH 12x12 $795EACH 12x13 $795EACH 12x14 $7S5EACH llxl2W $795EACH l2xlOW $795EACH 135 x 125 $1 295 EACH 14x8 $12B5EACH 14x14 $12B5EACH scuffle ground isnt some thing should have face own may have gotten own dont think model should stand After two team So join up airplanes thatll stick through thick thin Duracrafi Inc 1007 Qeliard Grove Oilve Royal Oak NI 48067 DuraBat 40-size 4-channel aerobatic trainer September 1990 43 Contact local hobby dealer Manufactured Landing Products Knights Landing California Dynamic Duo Durability Stand Ready Help Take Encounters Planet Earth through new rules proposals think once youve given try youll agree other some minor adjustments good sys tem will help bring objectivity back static judging Fun Scale As expected Fun Scale proving popular event So popular fact being included years Nats expected however difficulty in terpreting rules definition event Some modelers myself included interpreted being event not-very-scale purchased ready-to-fly type models almost eliminates requirement documentation As rule book says just show proof full-size air craft type paint/markings scheme did exist full five points static will awarded other modelers turns out interpreted simple concept truly entry-level event outraged disap pointed seeing experienced fliers compet ing what thought beginners event guess can see point rules very specific definition theres will theres way however local Contest Directors taking upon themselves run two categories Fun Scale event Sportsman Fun Scale calling true beginners event No previ ous experience required allowed Expert Fun Scale class rest us have looking low-key Scale event can participate just fun fact major Scale contests Midwest Mint Julep Scale Meet recently ran Fun Scale events manner highly suc cessful looks like good idea should keep everyone happy Just note however Until someone submits proposal modi1 event way officially will continue beginners event years Nats will have allowed inexperienced modelers event So want see change send proposals RC Aerobatics/Van Putte Continued page 43 structed fiberglass/epoxy fuselages balsa-sheeted cut-foam wings [Wing skins also made materials other balsa] techniques lend themselves well type construction articles choose print aimed modelers average skills lit tle special equipment modest work shops Model Aviation prints type competi tion plane construction article seek designs have established good track rec ord competition some cases have sought Out particular plane other instances de signer has inquired whether would inter ested buying construction article indicator reader interestOr lack itin particular design have pub lished volume plans sales RC plane approaches ing Pattern plane having significant plan sales Blue Max II actually de signed fun-fly winner Neutron Star 40-size RC Pattern plane has sold frac tion would seem / MA publish another Pattern plane would have suited o SAM SOCIETY OF ANTIQUE MODELERS / MEMBERSHIP $1000/YEAR IVE 6 ISSUES OF SAM SPEAKS GET IN ON THE FUN OF FLYING OLD TIMERS FREE FLIGHT AND RC BOB DODDS 209 SUMMERSIDE LN ENCINITAS CA 92024 September 1990 155 LIGHTING SYSTEMS THE ORIGINALS. Still Best #RED 01Programmable Flashing Navigation Lights$2495 #RED 02Adjustable Rate Strobe Light$1995 #RED 03Landing Lights$3995 #RED 04Adjustable Rate Mars Rotating Beacon$1995 #RED 05Marine Navigation Lights nonflashing$1095 # RED 14Big Airplane Navigation Lights$2495 #RED 16Econo Landing Lights brightest$1995 #RED 23Real Strobe Light true zenon strobe$2995 0 SEE YOUR DEALER e SEND STAMPED ENVELOPE FOR RAM INFO unavilabIe locally send check money order full credit card info cost item plus $200 $500 foreign immediate shipment Include full address UPS Sorry no GOD Ram 4736 N Milwaukee Ave ago IL 60630 Radio Control Monitor * All RC Channels Bands * Local NOAA Weather * Local Air Traffic * Local Police/Fire/Rescue * Local FM/TV Sound * New800 MHZ Bands * International Shortwave Bands * Any Frequency 8-600 805-1300MHZ Compact Scanner HAS ITALL * 1000 Memory Channels * Search Up 40 Ch/Sec * Built NiCad Pack * LCD Readout ARlOGO Only S49900 Iplus $4 UPS 4 25- 2000 MHZ 100 Memory Channels 120/220 VAC 138 VDC optional Never Before Has So Much Quality Been Offered Such Low Price List $119900 EEB 101900 pius $12 UPS FREE Shortwave/Scanner Catalog Write Call FAX Today ORDERS 800-368-3270 Tech/mb 703 038-3350 FAX 703938 6911 Electronic Equipment Bank EEB Miii StreetEES Vienna Virginia 22180 Just Minutes Washington DC J Satisfaction Guaranteed Novice and/or Sportsman fliers Joe Bridi makes balsa kits [and darn good ones suitable classes fliersas several other manufacturers published plane would have offer perfonnance appearance features rank least equivalent existing kits Given way RC Pattern skill-level/ad vancement system works would seem original design suitable Novice Sportsman competition would stay classes long enough establish desirability his/her design before advancing higher classand using much sophisticated airplane rate haven t ap proached designer having plane two classes wants sell us construction ar ticle An interesting insight practice tempting publish designs interest broad scope modelers can gained sur veying results full-size plan sales best-selling plan [over 1SOO sales] small Hand-Launched RC Sailplane Right hind RC Schoolyard Scale model Third through fifth places go RC Scale model Golden Age biplane scalelike 4A RC ducted fan model RCflying boat RC Simi tar series has done well have RC OldTimer models best-selling CL plan Les McDonalds Stiletto Precision Aerobatics World Champion design [and has taken afidl 13 years attain degree prominence] interesting note its first month Jeff Troy s Tamecat RC sport/trainer sold over half plans Stiletto has 13 years Oh One last thing mention Full-Size Plan sales program initiated profitmaking operation effort exists service modelers can assume cor relation between plan sales overall popu larity design Yes make small profit plan sales over years time RMcM RC Soaring/Blakeslee Continued page 41 am currently working iAScale model AS Ka 6E beautiful-looking Glider last all-wood designs produced should have outstanding performance both slope flat-field thermal work Im making wings now should too long before ready spent last year part 1990 mak ing Horten IV flying wing very complicated beast say least Results far have dis appointing say cant win ever get flying correctly will send picture As Ive offered before Ill send copy Cliffs list Scale plans send selfaddressed stamped envelope addition new Falke quarter-scale Gliders include Ka3 Ka8 ASK 13 ASK 18 Grunau Baby Hutter H17 ik.scale DFS Reiher 11 Olympia 2b DFS Meise LO 100 MUl3 Plans must dered directly Cliff 41 Spring Road Frome Somerset BAll 2JN England Cliff re quires payment British pounds sterling volves going bank US buy ing either bank draft denominated pounds international money order Vintage Sailplane Association another item should mentioned long Vintage kick VSA national organization full-size Vintage Glider enthusiasts Quite few modelers VSA members because like keep up events real world also full-size soaring fact wellknown SOAR club member Jack Hiner Northern District VP VSA Anyway VSA membership bargain $10 per year includes fine quarterly journal Bungee Cord BC edited published Charlie Morey know editor/pub lisher Slope Soaring News say because Charlie doing great job BC found stretched too thin some thing go Im sure new editor will continue finding good material BC Send $10 check VSA Rtl Box 239 Lovettsville VA 22080 Bob McGowan won 1990 Masters guy should pay attention talks about contest flying Bob wrote following piece Diablo Valley Soaring Society east San Francisco Bay Area newsletter Thermal Tales edited Greg Vasgerdsian As read Bobs words struck similarity what Fred Weaver said Fred Flies article July column Know what real ly successful pilots use same secrets its still instructive listen pros cause slight differences explanations may set off light bulb own heads Masters Bob flew Mark Allen Flight Lite Composites Standard Class Falcon 800 Bob says its performance fantastic just like bigger 112-in Falcon 880 fuselages tails identical both ships center panels 800 wings two inches shorter tips four inches shorter 880s Bob uses Airtronics Vision 85P radio says really helps planes meet full potential Thermal Hunting Bob McGowan 156 Model Aviation EAv HINGE SH71O Pkg 24 $295 THE HIGH-TECH HINGE DESIGNED FOR THE CYANOACRYLATE AGE Easier install other hinge No gouging picking messy epoxies Simply cut single knife slot hinge slide hinges place apply few drops favorite CA glue youre done SUPER FAST SUPER EASY SUPER STRONG ed 9e4 foce 6aa MFG CO INC.401-7 So Front $tMontezum IA 50171 23-5154 ICOM R7000 Cove rs
Edition: Model Aviation - 1990/09
Page Numbers: 42, 43, 155, 156
THIS has trying time fortu nately usually learn experiences Very briefly did Farmer Brown Nats airplane means planted first time years dumb-thumbed air plane ground engine died airplane low verted during square horizontal eight con test Lafayette LA tried quarter-roll quickly pull hard get back landing area Unfortunately didnt roll airplane dont know did hard pull ground rose up smote airplane What now Nats airplane managed pick up framed up-Atlanta way back contest started work Monday night two weeks ago test flight yesterday Thats 15 days start flight dont know long takes people build Pattern airplane six eight weeks normal work diligently amazing what human body will its asked go beyond normal limits averaged less six hours sleep night often woke up middle night unable get back sleep got up worked airplane De spite worked normal job did daily tralning runs ran two races did very well Amazing reason mentioned because always have chance use some untried build ing techniques constructing new airplane Despite need speed finishing Atlanta still managed try some new things Four new ideas came Greg Grigsby Nice ville FL Greg superb builder air planes always look great told three se crets finishes Observing us use white base coat airplanes decided apply glass cloth wing using white rather clear K&B epoxy wing would already white base color applied Second uses K&B satin hardener white because makes finish much easier sand Third applies finish coats spray gun uses brushing gloss hardener claims paint flows better uses standard gloss hardener Hes right tried three ideas work Gregs fourth idea concerned operate planes receiver switch Like us Greg mounts switch piece plywood inside fuselage operates switch means small wire going through side outer skin idea addresses attach wire switch arm drills small hole straight top switch arm squirts small dab cyanoacrylate glue hole screws threaded Du-Bro /16 ball link solders small threaded coupler comes ball link wire screws nylon coupler snaps over ball link switch arm Placement hole push-pull wire side fuselage critical because way ball link works Its really slick way get job done Last summer lost new Atlanta because receiver battery became disconnected battery shifted fuselage though connectors taped together Since nobody Im aware makes connector retaining clip Futaba J connectors decided try something else new airplane tied piece dental floss around middle connec tors Anything capable ripping connec tors apart will now break wires first Another technique tried suggested John Fuqua Niceville FL wanted mount YS engine using MK soft mounts fuselage just firewall needed platform could bolt soft mounts John suggested cut U-shaped piece A-in plywood fit sides fuselage butt up existing bulkhead epoxy came great idea suggested cut up small piece fairly heavy fiberglass cloth three six ounces per square yard -in-sq pieces pull pieces apart mix re sulting strands 30-minute epoxy get slurry use form fillet between mounting plate fuselage able form whatever radius wanted using small throwaway brush stayed put until epoxy cured mount stay hiplanes received airmail letter Milton Billy Girod Garches France something add biplane issue wrote Reading column May issue Model Aviation cant resist sending ex tract column June issue French magazine RCM yes French magazine name has no connec tion American since approached subject got stuck fashion bipes 1988 TOC primarily due bonus given Ultimate particular because its quali ties Thus multiplication planesand appearance 1989 F3A World Championships first time 20 years true biplanes have charm own whatever maneuvering abilities am afraid bipe will always drag though may some times advantagemore about later due also lower efficiency wings cause aerodynamic interference between lower Reynolds number bipe flies latter point applies model air planes oniy induced roll rud der applied very apparent full-size bipes well models should forget either bipes much difficult build elements difficult set properly much can done get rid shortcomings Look photograph Don Lowes Ultimate As can see low ered upper wing gave negative dihe dral improvement slight still has resort electronic control mixing allay problem fact modern full-scale aero batic planes monoplanes andbut exceptionmidwingers comfirms opinion Remember AC-sized airport service truck photo October 88 column built George Olsen So new holds four Va-gallon Rubbermaid plastic contaIners Two different types 2-stroke glow fuel two different types 4-stroke glow fuel Wheels plastic toy truck decals 1Ao-scaie RC car kits info write George PO Box 6152 Clearwater FL 34618-61 52 42 Model Aviation Radio Control Sport Aerobatics Ron Van Putte III Sleepy Oaks Rd Ft Walton Deach FL 32548 subject course cannot exclude pos sibility some clever mind will bring forth bipe will have qualities both biplanes monoplanes defects am bright anyway am afraid such bipe would retain nostalgic charm appeals us facts did deter Tony Frackowiak flew bipe did very well sus pect success due primarily Tonys flying ability fact come back advan tages biplanes drag think Fyg Leaf would improved removing curious cheeks run both sides fuselage since am afraid destabilizing fac tor especially pitch Since produce drag slow plane might re placed flying wires An advantage flying wires since would purely cosmetic drag producers might removed windy turbulent weather faster flying plane advan tage course arrival new power ful four-stroke engines will permit elabora don bigger planes within weight limit thus increase Reynolds numbers course bipes wont beneficiaries same thing can sald greater vis ibility bigger plane TOC larger size planes makes Reynolds number less problem biplanes other short comings still agree Tony Frackowiak says biplanes can very strong rolls point maneuvers know about Ultimate own will trust him about Fyg Leaf Snaps excellent too no doubt bipes have good points yet shortcomings reasons stated above think monoplanes have edge biplanes both model fullsize planes confronted type aerobatics flying now know will number bipes next TOC because 2% bonus nothing sneer consider close compet itors course love bipe self enough Wessel asked last Pattern World Championships chose fly bipe answered liked way bipe looks Isnt enough Finally got letter Bill Tallman Prime ville OR wrote have reading Model Aviation about 13 years during time can remember possibly con struction article concerning Pattern planes ap pears Model Aviation concerned con tinually publishing construction articles sport/weird flying contraptions What about special interest Pattern fliers Cant per suade MA print some good Pattern construc tion articles well honestly dont know what Model Aviations policy regarding construction articles Maybe someone staff will comment OK Ron goes publish con struction article some degree hope something about design will interest significant percentage reoders Now will address Pattern planes specifically seems obvious us Pattern fliers fly kit planes excellent exam ples market Also decode ago Pattern planes began predominantly conContinued page ISS DuraPlane II 25-size 3-channel basic flight trainer AP PROPE LLERS Sound Supression Design High Thrust Efficiency Constant True Pitch Long Fiber Advanced Composite Material Proven Performance US Masters US Nationals Canadian Nationals 1989 World Championships 57x3$15SEACH 7x3SISBEACH 7x4$159EACH 7x5$l59EACH 7x6$159EACH 7x7$l59EACH 7x8S159EACH 7x9SISSEACH 7x10$1SSEACH 8x4$17BEACH 8x5$179EACH 8x6$179EACH 8x7$179EACH 8x8$17SEACH 8x9$17SEACH 8x10$179EACH 8x4$199EACH 9x5$199EACH Sport SizesCompetition Sizes 9x6SISSEACH 9x7$199EACH $1S9EACH 9x9SIaBEACH 9x10$199EACH 95 x 45$229 EACH lOxES229EACH 10x7$229EACH 10x8$229EACH 10x9S229EACH lOxlO$229EACH lixE$249EACH 11x7$249EACH 11x8$249EACH lisS$249EACH 12x6$289EACH 12x7$2B9EACH 12x8$289EACH lixiG$795EACH lixil $795EACH 11x12 $795EACH 11x13 $795EACH 11x14 $795EACH 12x9 S7B5EACH 12x10 $795EACH 12x11 $795EACH 12x12 $795EACH 12x13 $795EACH 12x14 $7S5EACH llxl2W $795EACH l2xlOW $795EACH 135 x 125 $1 295 EACH 14x8 $12B5EACH 14x14 $12B5EACH scuffle ground isnt some thing should have face own may have gotten own dont think model should stand After two team So join up airplanes thatll stick through thick thin Duracrafi Inc 1007 Qeliard Grove Oilve Royal Oak NI 48067 DuraBat 40-size 4-channel aerobatic trainer September 1990 43 Contact local hobby dealer Manufactured Landing Products Knights Landing California Dynamic Duo Durability Stand Ready Help Take Encounters Planet Earth through new rules proposals think once youve given try youll agree other some minor adjustments good sys tem will help bring objectivity back static judging Fun Scale As expected Fun Scale proving popular event So popular fact being included years Nats expected however difficulty in terpreting rules definition event Some modelers myself included interpreted being event not-very-scale purchased ready-to-fly type models almost eliminates requirement documentation As rule book says just show proof full-size air craft type paint/markings scheme did exist full five points static will awarded other modelers turns out interpreted simple concept truly entry-level event outraged disap pointed seeing experienced fliers compet ing what thought beginners event guess can see point rules very specific definition theres will theres way however local Contest Directors taking upon themselves run two categories Fun Scale event Sportsman Fun Scale calling true beginners event No previ ous experience required allowed Expert Fun Scale class rest us have looking low-key Scale event can participate just fun fact major Scale contests Midwest Mint Julep Scale Meet recently ran Fun Scale events manner highly suc cessful looks like good idea should keep everyone happy Just note however Until someone submits proposal modi1 event way officially will continue beginners event years Nats will have allowed inexperienced modelers event So want see change send proposals RC Aerobatics/Van Putte Continued page 43 structed fiberglass/epoxy fuselages balsa-sheeted cut-foam wings [Wing skins also made materials other balsa] techniques lend themselves well type construction articles choose print aimed modelers average skills lit tle special equipment modest work shops Model Aviation prints type competi tion plane construction article seek designs have established good track rec ord competition some cases have sought Out particular plane other instances de signer has inquired whether would inter ested buying construction article indicator reader interestOr lack itin particular design have pub lished volume plans sales RC plane approaches ing Pattern plane having significant plan sales Blue Max II actually de signed fun-fly winner Neutron Star 40-size RC Pattern plane has sold frac tion would seem / MA publish another Pattern plane would have suited o SAM SOCIETY OF ANTIQUE MODELERS / MEMBERSHIP $1000/YEAR IVE 6 ISSUES OF SAM SPEAKS GET IN ON THE FUN OF FLYING OLD TIMERS FREE FLIGHT AND RC BOB DODDS 209 SUMMERSIDE LN ENCINITAS CA 92024 September 1990 155 LIGHTING SYSTEMS THE ORIGINALS. Still Best #RED 01Programmable Flashing Navigation Lights$2495 #RED 02Adjustable Rate Strobe Light$1995 #RED 03Landing Lights$3995 #RED 04Adjustable Rate Mars Rotating Beacon$1995 #RED 05Marine Navigation Lights nonflashing$1095 # RED 14Big Airplane Navigation Lights$2495 #RED 16Econo Landing Lights brightest$1995 #RED 23Real Strobe Light true zenon strobe$2995 0 SEE YOUR DEALER e SEND STAMPED ENVELOPE FOR RAM INFO unavilabIe locally send check money order full credit card info cost item plus $200 $500 foreign immediate shipment Include full address UPS Sorry no GOD Ram 4736 N Milwaukee Ave ago IL 60630 Radio Control Monitor * All RC Channels Bands * Local NOAA Weather * Local Air Traffic * Local Police/Fire/Rescue * Local FM/TV Sound * New800 MHZ Bands * International Shortwave Bands * Any Frequency 8-600 805-1300MHZ Compact Scanner HAS ITALL * 1000 Memory Channels * Search Up 40 Ch/Sec * Built NiCad Pack * LCD Readout ARlOGO Only S49900 Iplus $4 UPS 4 25- 2000 MHZ 100 Memory Channels 120/220 VAC 138 VDC optional Never Before Has So Much Quality Been Offered Such Low Price List $119900 EEB 101900 pius $12 UPS FREE Shortwave/Scanner Catalog Write Call FAX Today ORDERS 800-368-3270 Tech/mb 703 038-3350 FAX 703938 6911 Electronic Equipment Bank EEB Miii StreetEES Vienna Virginia 22180 Just Minutes Washington DC J Satisfaction Guaranteed Novice and/or Sportsman fliers Joe Bridi makes balsa kits [and darn good ones suitable classes fliersas several other manufacturers published plane would have offer perfonnance appearance features rank least equivalent existing kits Given way RC Pattern skill-level/ad vancement system works would seem original design suitable Novice Sportsman competition would stay classes long enough establish desirability his/her design before advancing higher classand using much sophisticated airplane rate haven t ap proached designer having plane two classes wants sell us construction ar ticle An interesting insight practice tempting publish designs interest broad scope modelers can gained sur veying results full-size plan sales best-selling plan [over 1SOO sales] small Hand-Launched RC Sailplane Right hind RC Schoolyard Scale model Third through fifth places go RC Scale model Golden Age biplane scalelike 4A RC ducted fan model RCflying boat RC Simi tar series has done well have RC OldTimer models best-selling CL plan Les McDonalds Stiletto Precision Aerobatics World Champion design [and has taken afidl 13 years attain degree prominence] interesting note its first month Jeff Troy s Tamecat RC sport/trainer sold over half plans Stiletto has 13 years Oh One last thing mention Full-Size Plan sales program initiated profitmaking operation effort exists service modelers can assume cor relation between plan sales overall popu larity design Yes make small profit plan sales over years time RMcM RC Soaring/Blakeslee Continued page 41 am currently working iAScale model AS Ka 6E beautiful-looking Glider last all-wood designs produced should have outstanding performance both slope flat-field thermal work Im making wings now should too long before ready spent last year part 1990 mak ing Horten IV flying wing very complicated beast say least Results far have dis appointing say cant win ever get flying correctly will send picture As Ive offered before Ill send copy Cliffs list Scale plans send selfaddressed stamped envelope addition new Falke quarter-scale Gliders include Ka3 Ka8 ASK 13 ASK 18 Grunau Baby Hutter H17 ik.scale DFS Reiher 11 Olympia 2b DFS Meise LO 100 MUl3 Plans must dered directly Cliff 41 Spring Road Frome Somerset BAll 2JN England Cliff re quires payment British pounds sterling volves going bank US buy ing either bank draft denominated pounds international money order Vintage Sailplane Association another item should mentioned long Vintage kick VSA national organization full-size Vintage Glider enthusiasts Quite few modelers VSA members because like keep up events real world also full-size soaring fact wellknown SOAR club member Jack Hiner Northern District VP VSA Anyway VSA membership bargain $10 per year includes fine quarterly journal Bungee Cord BC edited published Charlie Morey know editor/pub lisher Slope Soaring News say because Charlie doing great job BC found stretched too thin some thing go Im sure new editor will continue finding good material BC Send $10 check VSA Rtl Box 239 Lovettsville VA 22080 Bob McGowan won 1990 Masters guy should pay attention talks about contest flying Bob wrote following piece Diablo Valley Soaring Society east San Francisco Bay Area newsletter Thermal Tales edited Greg Vasgerdsian As read Bobs words struck similarity what Fred Weaver said Fred Flies article July column Know what real ly successful pilots use same secrets its still instructive listen pros cause slight differences explanations may set off light bulb own heads Masters Bob flew Mark Allen Flight Lite Composites Standard Class Falcon 800 Bob says its performance fantastic just like bigger 112-in Falcon 880 fuselages tails identical both ships center panels 800 wings two inches shorter tips four inches shorter 880s Bob uses Airtronics Vision 85P radio says really helps planes meet full potential Thermal Hunting Bob McGowan 156 Model Aviation EAv HINGE SH71O Pkg 24 $295 THE HIGH-TECH HINGE DESIGNED FOR THE CYANOACRYLATE AGE Easier install other hinge No gouging picking messy epoxies Simply cut single knife slot hinge slide hinges place apply few drops favorite CA glue youre done SUPER FAST SUPER EASY SUPER STRONG ed 9e4 foce 6aa MFG CO INC.401-7 So Front $tMontezum IA 50171 23-5154 ICOM R7000 Cove rs
Edition: Model Aviation - 1990/09
Page Numbers: 42, 43, 155, 156
THIS has trying time fortu nately usually learn experiences Very briefly did Farmer Brown Nats airplane means planted first time years dumb-thumbed air plane ground engine died airplane low verted during square horizontal eight con test Lafayette LA tried quarter-roll quickly pull hard get back landing area Unfortunately didnt roll airplane dont know did hard pull ground rose up smote airplane What now Nats airplane managed pick up framed up-Atlanta way back contest started work Monday night two weeks ago test flight yesterday Thats 15 days start flight dont know long takes people build Pattern airplane six eight weeks normal work diligently amazing what human body will its asked go beyond normal limits averaged less six hours sleep night often woke up middle night unable get back sleep got up worked airplane De spite worked normal job did daily tralning runs ran two races did very well Amazing reason mentioned because always have chance use some untried build ing techniques constructing new airplane Despite need speed finishing Atlanta still managed try some new things Four new ideas came Greg Grigsby Nice ville FL Greg superb builder air planes always look great told three se crets finishes Observing us use white base coat airplanes decided apply glass cloth wing using white rather clear K&B epoxy wing would already white base color applied Second uses K&B satin hardener white because makes finish much easier sand Third applies finish coats spray gun uses brushing gloss hardener claims paint flows better uses standard gloss hardener Hes right tried three ideas work Gregs fourth idea concerned operate planes receiver switch Like us Greg mounts switch piece plywood inside fuselage operates switch means small wire going through side outer skin idea addresses attach wire switch arm drills small hole straight top switch arm squirts small dab cyanoacrylate glue hole screws threaded Du-Bro /16 ball link solders small threaded coupler comes ball link wire screws nylon coupler snaps over ball link switch arm Placement hole push-pull wire side fuselage critical because way ball link works Its really slick way get job done Last summer lost new Atlanta because receiver battery became disconnected battery shifted fuselage though connectors taped together Since nobody Im aware makes connector retaining clip Futaba J connectors decided try something else new airplane tied piece dental floss around middle connec tors Anything capable ripping connec tors apart will now break wires first Another technique tried suggested John Fuqua Niceville FL wanted mount YS engine using MK soft mounts fuselage just firewall needed platform could bolt soft mounts John suggested cut U-shaped piece A-in plywood fit sides fuselage butt up existing bulkhead epoxy came great idea suggested cut up small piece fairly heavy fiberglass cloth three six ounces per square yard -in-sq pieces pull pieces apart mix re sulting strands 30-minute epoxy get slurry use form fillet between mounting plate fuselage able form whatever radius wanted using small throwaway brush stayed put until epoxy cured mount stay hiplanes received airmail letter Milton Billy Girod Garches France something add biplane issue wrote Reading column May issue Model Aviation cant resist sending ex tract column June issue French magazine RCM yes French magazine name has no connec tion American since approached subject got stuck fashion bipes 1988 TOC primarily due bonus given Ultimate particular because its quali ties Thus multiplication planesand appearance 1989 F3A World Championships first time 20 years true biplanes have charm own whatever maneuvering abilities am afraid bipe will always drag though may some times advantagemore about later due also lower efficiency wings cause aerodynamic interference between lower Reynolds number bipe flies latter point applies model air planes oniy induced roll rud der applied very apparent full-size bipes well models should forget either bipes much difficult build elements difficult set properly much can done get rid shortcomings Look photograph Don Lowes Ultimate As can see low ered upper wing gave negative dihe dral improvement slight still has resort electronic control mixing allay problem fact modern full-scale aero batic planes monoplanes andbut exceptionmidwingers comfirms opinion Remember AC-sized airport service truck photo October 88 column built George Olsen So new holds four Va-gallon Rubbermaid plastic contaIners Two different types 2-stroke glow fuel two different types 4-stroke glow fuel Wheels plastic toy truck decals 1Ao-scaie RC car kits info write George PO Box 6152 Clearwater FL 34618-61 52 42 Model Aviation Radio Control Sport Aerobatics Ron Van Putte III Sleepy Oaks Rd Ft Walton Deach FL 32548 subject course cannot exclude pos sibility some clever mind will bring forth bipe will have qualities both biplanes monoplanes defects am bright anyway am afraid such bipe would retain nostalgic charm appeals us facts did deter Tony Frackowiak flew bipe did very well sus pect success due primarily Tonys flying ability fact come back advan tages biplanes drag think Fyg Leaf would improved removing curious cheeks run both sides fuselage since am afraid destabilizing fac tor especially pitch Since produce drag slow plane might re placed flying wires An advantage flying wires since would purely cosmetic drag producers might removed windy turbulent weather faster flying plane advan tage course arrival new power ful four-stroke engines will permit elabora don bigger planes within weight limit thus increase Reynolds numbers course bipes wont beneficiaries same thing can sald greater vis ibility bigger plane TOC larger size planes makes Reynolds number less problem biplanes other short comings still agree Tony Frackowiak says biplanes can very strong rolls point maneuvers know about Ultimate own will trust him about Fyg Leaf Snaps excellent too no doubt bipes have good points yet shortcomings reasons stated above think monoplanes have edge biplanes both model fullsize planes confronted type aerobatics flying now know will number bipes next TOC because 2% bonus nothing sneer consider close compet itors course love bipe self enough Wessel asked last Pattern World Championships chose fly bipe answered liked way bipe looks Isnt enough Finally got letter Bill Tallman Prime ville OR wrote have reading Model Aviation about 13 years during time can remember possibly con struction article concerning Pattern planes ap pears Model Aviation concerned con tinually publishing construction articles sport/weird flying contraptions What about special interest Pattern fliers Cant per suade MA print some good Pattern construc tion articles well honestly dont know what Model Aviations policy regarding construction articles Maybe someone staff will comment OK Ron goes publish con struction article some degree hope something about design will interest significant percentage reoders Now will address Pattern planes specifically seems obvious us Pattern fliers fly kit planes excellent exam ples market Also decode ago Pattern planes began predominantly conContinued page ISS DuraPlane II 25-size 3-channel basic flight trainer AP PROPE LLERS Sound Supression Design High Thrust Efficiency Constant True Pitch Long Fiber Advanced Composite Material Proven Performance US Masters US Nationals Canadian Nationals 1989 World Championships 57x3$15SEACH 7x3SISBEACH 7x4$159EACH 7x5$l59EACH 7x6$159EACH 7x7$l59EACH 7x8S159EACH 7x9SISSEACH 7x10$1SSEACH 8x4$17BEACH 8x5$179EACH 8x6$179EACH 8x7$179EACH 8x8$17SEACH 8x9$17SEACH 8x10$179EACH 8x4$199EACH 9x5$199EACH Sport SizesCompetition Sizes 9x6SISSEACH 9x7$199EACH $1S9EACH 9x9SIaBEACH 9x10$199EACH 95 x 45$229 EACH lOxES229EACH 10x7$229EACH 10x8$229EACH 10x9S229EACH lOxlO$229EACH lixE$249EACH 11x7$249EACH 11x8$249EACH lisS$249EACH 12x6$289EACH 12x7$2B9EACH 12x8$289EACH lixiG$795EACH lixil $795EACH 11x12 $795EACH 11x13 $795EACH 11x14 $795EACH 12x9 S7B5EACH 12x10 $795EACH 12x11 $795EACH 12x12 $795EACH 12x13 $795EACH 12x14 $7S5EACH llxl2W $795EACH l2xlOW $795EACH 135 x 125 $1 295 EACH 14x8 $12B5EACH 14x14 $12B5EACH scuffle ground isnt some thing should have face own may have gotten own dont think model should stand After two team So join up airplanes thatll stick through thick thin Duracrafi Inc 1007 Qeliard Grove Oilve Royal Oak NI 48067 DuraBat 40-size 4-channel aerobatic trainer September 1990 43 Contact local hobby dealer Manufactured Landing Products Knights Landing California Dynamic Duo Durability Stand Ready Help Take Encounters Planet Earth through new rules proposals think once youve given try youll agree other some minor adjustments good sys tem will help bring objectivity back static judging Fun Scale As expected Fun Scale proving popular event So popular fact being included years Nats expected however difficulty in terpreting rules definition event Some modelers myself included interpreted being event not-very-scale purchased ready-to-fly type models almost eliminates requirement documentation As rule book says just show proof full-size air craft type paint/markings scheme did exist full five points static will awarded other modelers turns out interpreted simple concept truly entry-level event outraged disap pointed seeing experienced fliers compet ing what thought beginners event guess can see point rules very specific definition theres will theres way however local Contest Directors taking upon themselves run two categories Fun Scale event Sportsman Fun Scale calling true beginners event No previ ous experience required allowed Expert Fun Scale class rest us have looking low-key Scale event can participate just fun fact major Scale contests Midwest Mint Julep Scale Meet recently ran Fun Scale events manner highly suc cessful looks like good idea should keep everyone happy Just note however Until someone submits proposal modi1 event way officially will continue beginners event years Nats will have allowed inexperienced modelers event So want see change send proposals RC Aerobatics/Van Putte Continued page 43 structed fiberglass/epoxy fuselages balsa-sheeted cut-foam wings [Wing skins also made materials other balsa] techniques lend themselves well type construction articles choose print aimed modelers average skills lit tle special equipment modest work shops Model Aviation prints type competi tion plane construction article seek designs have established good track rec ord competition some cases have sought Out particular plane other instances de signer has inquired whether would inter ested buying construction article indicator reader interestOr lack itin particular design have pub lished volume plans sales RC plane approaches ing Pattern plane having significant plan sales Blue Max II actually de signed fun-fly winner Neutron Star 40-size RC Pattern plane has sold frac tion would seem / MA publish another Pattern plane would have suited o SAM SOCIETY OF ANTIQUE MODELERS / MEMBERSHIP $1000/YEAR IVE 6 ISSUES OF SAM SPEAKS GET IN ON THE FUN OF FLYING OLD TIMERS FREE FLIGHT AND RC BOB DODDS 209 SUMMERSIDE LN ENCINITAS CA 92024 September 1990 155 LIGHTING SYSTEMS THE ORIGINALS. Still Best #RED 01Programmable Flashing Navigation Lights$2495 #RED 02Adjustable Rate Strobe Light$1995 #RED 03Landing Lights$3995 #RED 04Adjustable Rate Mars Rotating Beacon$1995 #RED 05Marine Navigation Lights nonflashing$1095 # RED 14Big Airplane Navigation Lights$2495 #RED 16Econo Landing Lights brightest$1995 #RED 23Real Strobe Light true zenon strobe$2995 0 SEE YOUR DEALER e SEND STAMPED ENVELOPE FOR RAM INFO unavilabIe locally send check money order full credit card info cost item plus $200 $500 foreign immediate shipment Include full address UPS Sorry no GOD Ram 4736 N Milwaukee Ave ago IL 60630 Radio Control Monitor * All RC Channels Bands * Local NOAA Weather * Local Air Traffic * Local Police/Fire/Rescue * Local FM/TV Sound * New800 MHZ Bands * International Shortwave Bands * Any Frequency 8-600 805-1300MHZ Compact Scanner HAS ITALL * 1000 Memory Channels * Search Up 40 Ch/Sec * Built NiCad Pack * LCD Readout ARlOGO Only S49900 Iplus $4 UPS 4 25- 2000 MHZ 100 Memory Channels 120/220 VAC 138 VDC optional Never Before Has So Much Quality Been Offered Such Low Price List $119900 EEB 101900 pius $12 UPS FREE Shortwave/Scanner Catalog Write Call FAX Today ORDERS 800-368-3270 Tech/mb 703 038-3350 FAX 703938 6911 Electronic Equipment Bank EEB Miii StreetEES Vienna Virginia 22180 Just Minutes Washington DC J Satisfaction Guaranteed Novice and/or Sportsman fliers Joe Bridi makes balsa kits [and darn good ones suitable classes fliersas several other manufacturers published plane would have offer perfonnance appearance features rank least equivalent existing kits Given way RC Pattern skill-level/ad vancement system works would seem original design suitable Novice Sportsman competition would stay classes long enough establish desirability his/her design before advancing higher classand using much sophisticated airplane rate haven t ap proached designer having plane two classes wants sell us construction ar ticle An interesting insight practice tempting publish designs interest broad scope modelers can gained sur veying results full-size plan sales best-selling plan [over 1SOO sales] small Hand-Launched RC Sailplane Right hind RC Schoolyard Scale model Third through fifth places go RC Scale model Golden Age biplane scalelike 4A RC ducted fan model RCflying boat RC Simi tar series has done well have RC OldTimer models best-selling CL plan Les McDonalds Stiletto Precision Aerobatics World Champion design [and has taken afidl 13 years attain degree prominence] interesting note its first month Jeff Troy s Tamecat RC sport/trainer sold over half plans Stiletto has 13 years Oh One last thing mention Full-Size Plan sales program initiated profitmaking operation effort exists service modelers can assume cor relation between plan sales overall popu larity design Yes make small profit plan sales over years time RMcM RC Soaring/Blakeslee Continued page 41 am currently working iAScale model AS Ka 6E beautiful-looking Glider last all-wood designs produced should have outstanding performance both slope flat-field thermal work Im making wings now should too long before ready spent last year part 1990 mak ing Horten IV flying wing very complicated beast say least Results far have dis appointing say cant win ever get flying correctly will send picture As Ive offered before Ill send copy Cliffs list Scale plans send selfaddressed stamped envelope addition new Falke quarter-scale Gliders include Ka3 Ka8 ASK 13 ASK 18 Grunau Baby Hutter H17 ik.scale DFS Reiher 11 Olympia 2b DFS Meise LO 100 MUl3 Plans must dered directly Cliff 41 Spring Road Frome Somerset BAll 2JN England Cliff re quires payment British pounds sterling volves going bank US buy ing either bank draft denominated pounds international money order Vintage Sailplane Association another item should mentioned long Vintage kick VSA national organization full-size Vintage Glider enthusiasts Quite few modelers VSA members because like keep up events real world also full-size soaring fact wellknown SOAR club member Jack Hiner Northern District VP VSA Anyway VSA membership bargain $10 per year includes fine quarterly journal Bungee Cord BC edited published Charlie Morey know editor/pub lisher Slope Soaring News say because Charlie doing great job BC found stretched too thin some thing go Im sure new editor will continue finding good material BC Send $10 check VSA Rtl Box 239 Lovettsville VA 22080 Bob McGowan won 1990 Masters guy should pay attention talks about contest flying Bob wrote following piece Diablo Valley Soaring Society east San Francisco Bay Area newsletter Thermal Tales edited Greg Vasgerdsian As read Bobs words struck similarity what Fred Weaver said Fred Flies article July column Know what real ly successful pilots use same secrets its still instructive listen pros cause slight differences explanations may set off light bulb own heads Masters Bob flew Mark Allen Flight Lite Composites Standard Class Falcon 800 Bob says its performance fantastic just like bigger 112-in Falcon 880 fuselages tails identical both ships center panels 800 wings two inches shorter tips four inches shorter 880s Bob uses Airtronics Vision 85P radio says really helps planes meet full potential Thermal Hunting Bob McGowan 156 Model Aviation EAv HINGE SH71O Pkg 24 $295 THE HIGH-TECH HINGE DESIGNED FOR THE CYANOACRYLATE AGE Easier install other hinge No gouging picking messy epoxies Simply cut single knife slot hinge slide hinges place apply few drops favorite CA glue youre done SUPER FAST SUPER EASY SUPER STRONG ed 9e4 foce 6aa MFG CO INC.401-7 So Front $tMontezum IA 50171 23-5154 ICOM R7000 Cove rs