BiI3 isg& Sctp Scratch-building WE Plan N Pattern sets wey go get best designs com plete Full-Site layouts parts drawings end bill meter isis save up 50% over comparable kit costs Quarter Scale R/C World Wan SE-5A 80W Wingspan0 2220 sq area 78 22 Engines Plan N Pattern Set RCQS-7.. $2495 SPAD C-XIII World Wan Capable Flyer Captures Imaginationl 791/e Wingspan 2120 sq area 13 31 Engines Plan N Pattern Set RCQS-8.. $2795 FOKKER TRIPLANE DR-I 72 Wingspan 1772 sq area 78 150 Engines Plan N Pattern Set RCQS-8.. $2495 Quarter Scale-Golden Age Curtis Falcon 114 Wingspan ~AA--r 3168 sq area Quadra Size Engine Plan N Pattern Set RCQS-13 . $2795 1/6 Scale-Golden Age French Mureau C-I 56 Wingspan 450 sq area Plan N Pattern Set RC8S-1 ... $1295 WACO SRE Cabin Biplane R/C 52% Wingspan 640 sq area 19 40 Engines Plan N Pattern Set RC8S-3 1295 Beat Ducted Fans SKYRAY_ F4D1 Plan Fomn ale Duct Fan R/C RK-20 Fan Unit Plan N Pattern Set RCDF-1... $1995 Sill Effinger Fevedleg Member AMA WFFS Hell af Foe, Prices Complete Plans Sub Assembly Detailed Parts Lists Add $200 Mailing Tube SEND FOR BROCHURE ahead crowd New Brochure showing new Plan Sets 1986 Send $100 its refundable first orderl WE Technical Services PO Box 76884-A Atlanta GA 30328 European CL Champs Please find enclosed subscription re newal payment wish compliment Gene Hempel Model Aviation including report 1985 European CL Championships its detail accuracy superior Aeromodeller Well-supported photos technical interest made 1985/1986 subscription well worth money Please give similar coverage forthcoming CL World Champs Hun gary know others Australia share point viewbut lazy letter writers Ivars Dislers Brooklyn Pk Australia favorably compared Aero modeller indeed high mark ofpraise appreciative Yes planning major feature soon-totake-place Control Line World Cham pionships hope will live up expectations Hobby Shop Robbery June 15 1986 shop J&S Hobby Center broken during night Enclosed list planes radios engines stolen thought maybe could publish some items ModelAviation ask readers lookout Joseph Lacourse 13 Sanbom Rd Londonderry NH 03053 603 432-7058 list too extensive us print ask everyone alert possibility being offered bargains may actually stolen property Should occur take no action yourself report particulars Mr Lacourse Londonderry Police Department Ironside picture shows version Ironside design Randy Randolph published January 1984 Model Aviation will see took some liberties modifications severe final result highly pleasing Continued page 10 THE LEADER IN COM PETITION PROPELLERS TAILORED HELICAL PITCH DEVELOPEDTO GIVE MAXIMUM THRUST AT 4 CYCLE ENGINE RPM ALLTHE LATEST TECHNIQUES USED ON OUR PRO SERIES 3 SEE BELOW ftu 4 7 1 5 p p / SERIES 3 a NEW HIGH TECH AIRFOIL SECTION 10T020% INCREASE IN THRUST a MFG OF SELECT HARD MAPLE WOOD a WILL NOT FATIGUE LIKE SYNTHETICS a FUEL PROOF HIGH LUSTER FINISH DIAPITCHPRICE 534149 634149 72833/u456179 833 44568189 8/4566/u7199 9456677A199 1045667209 106W8W209 10BEW219 114677/.77/a8229 115W229 116EW239 1167239 124W279 125W*279 1256279 1358349 1456459 1556659 164/N969 16678969 RC PYLON RACING SERIES 500 DIAPITCHPRICE 7SN5/N279 8I 677/.8 299 SERIES 400C 866/77V7I289 977½l/a289 W WIDE BLADE EW EXTRA WIDE N NARROW 8 Model Aviation Editor letters will carefully considered general interest used Send Mod ci Aviation 1810 Samuel Morse Dr Reston VA 22090 NEW NEW THP DESIGN DIA PITCH THP 126677/8 14677/t8 1567 16678 Puss Moth 731/2 Wingspan880 sc PRICE 299 379 479 689 989 Plan N Pattern Set RC6S-3 14b 1/8 Scale-Golden Age SCHOOLYARD CHAMPIONS Astros two new schoolyard champions have power motors twice size new cobalt 020 weighs three can spin Cox 6x4 10000 rpm four cells cobalt 035 weighs four ounces can spin cox 6x4 14000 rpm five cells Now can finally fly practical 1/2 size electric schoolyard model loading down TON OF BATTERIES Astro Challenger Cobalt 020 035 motors Truly breakthrough state-of-the-art The Astro Sport perfect school yard fun Install Astro Cobalt 020 becomes gentle trainer Install Astro Cobalt iving 035 becomes schoolyard show-off doing snappy rolls loops other schoolyard maneuvers Large wing lets land safely small spaces Span 37 area 292 sq original astro ac/dc charger often imitated never equaled works F h IOv ac 12v dc Its variable charge rate lets charge nicad pack four seven cells up 1200 mahr just fifteen minutes Features precision IS minute timer accurate ammeter voltage monitor jacks equalizer circuit pilot light VISIT YOUR DEALER TODAY AND SEE THE SCHOOLYARD CHAMPIONS proudly made USA w U 13311 BEACH AVE NA DEL REV CA 90292 PHONE 213 8216242 WHY DONi YOU GET WING MFG CUTTING BOW AND DO IT YOURSELF YOU CAN GET THE BLOCKS FROM THEM K THEYHAVETHEBESTONEGOINGSTOOJ N CANT FIND ANYBODY sINTO CUT MY THIRD SCALE BONZO WING CORES CUTTING YOUR OWN FOAM WINGS FUSELAGES FLOATS BOAT HULLS ETC IS NOT DIFFICULT WHEN YOU USE THE RIGHT TOOLS FROM TWO DECADES OF EXPERIENCE IN THIS FIELD WE HAVE DEVELOPED WELL-ENGINEERED CUTTING BOW HEAVY-DUTY CONSTRUCTION GIVES GOOD FEEL TO THE BOW -1 THE ADJUSTABLE HEAT PROBE ALLOWS NICROME WIRE TEMPERATURE TO BE REGULATED FOR THAT PERFECT CUT WE HAVE FOUND THAT DIRECT 12 VOLT DC CURRENT HEATING UP THE WIRE CUTS SMOOTHER THAN AC AND IS MUCH SAFER TO OPERATE COMPLETELY ASSEMBLED WITH OPERATING INSTRUCTIONS AND THE FAMOUS STEP-BY-STEP CONSTRUCTION TECHNIGUE PLAN BY RALPH ANDRAE OPERATES DIRECTLY FROM CAR MOTORCYCLE OR FIELD BOX 12 VOLT BATTERY PRICE 13000 trailing edge sweep attfle outer two up rios allowed smoothly fair tip washout already gives comfortable feeling wanted ailerons positive roll control lower altitudes sol used less dihedral Everything else per plans instructions RC experience rather limited first plane Pronto built 1979 used same OS 15 now Ironside Kraft receiver Mini-Titan servos 225 mAh battery pack made Ironside couple ounces heavier Randolphs prototype highly maneuverable Paul E Brown Marion IN Passed local flier full size checks out prover AMA license number new Lookcloselybehindthe Min AMA wings will see local full-size flier monarch butterfly Geralds Air Trails Sportster isanUtyRC assist Old-Timerwith four-cycle power done two shades blue red white Spoilers FF DTing intrigued discussion about spoilers dethermalizing Bill Hartills Free Flight Duration column Sep tember 1986 issue findings men tioned Bill Bogarts reporting FF experiments showed severe trim changes until spoiler reduced surprisingly tiny size Bogart accurate spoilers utilized full-size sail plane people different matter entirely have no usable relationship problem dethermalizing FF ship Overkill spoilers required DT model produce huge nose-down trimunless Continued page 14 10 Model Aviation r Redway CA W/A AT YOUR DEALER OR ORDER DIRECT FROM WING MFG. PO BOO 33 CRYSTAL LAKE IL 60014 ADD 6350 SHIPPING IN USA AND ILLINOIS RESIDENTS ADD 6% SALES TAO SEND S350 FOR CATALOG CALL 015459 6417 FOR COD SERVICE -u Im going flying words conjure up images battles balky engines instead carefree days field youre using McDaniel R/C NiStarterTM light plug Ni-StartersTM heavy-duty nicad power will provide up 50 reliable quick starts charge features famous Head LockTM adapter brass reinforcing ring around crimped end really extends its life works sideways inverted information well NiStarter works just go local flying field may have wait NiStartersTM always flying McDaniel RIC F Incorporated 206 Guinevere Road Glenn Dale MD 20769 301/464-2260 Telex 287901 McD-UR take hassle out hobby Pulot Friendly flies good stable original monowing design Handles well ground bipes night marel Also flies smooth stable 2-SrRQKERS 35s Non-Schneurle 40s Performs standard aerobatic maneuvers l S Balsa/Spruce/Pop-ply const ruction Quality Die cut parts 2 Wing Span top48/bott43 Area Both Wings 625sqft Weight 45 lbs Length 42 Functions 4 channel Engines 40 4-cycle 35 and Non-Schneurle 40 2-Cycles Spruce spar construction gives 4-40 Bipe strength handle can dish outl AndofcourseACE RICs reputation easy follow instructions will help get field flying asking questions 50K226-4 -40 Bipe 5 Available local dealer must order direct add $200 Postage HAC complete catalog send $200 following ress ACE R/C 116W 19th St POBox 511 EN Higginsville MO Zip Code 64037 9 Telephone 816 584-7121 14 Model Aviation powerful offsetting trim force exerted partially popping up stab Obviously normal pop-up tail superior using spoilers DTing small enough spoiler avoid dras tically nosing down may cause half outside loop would extremely inefficient erratic DT method An ex tremely low-aspect spoilerperhaps rec tangle hinged its narrow endwould produce high drag well like brake conjunction mild spoiling may experimental interest very promising DTing Bogarts remarks however gave sight use spoilers power glide use compensating up-ele vator since use spoilers RC flying obviously spoiler size action has limits What realize now am partially DTing powered model since wing held higher attack angle up-elevatorprovides limited pop-up tail effect models five spoilers far cant fully DTed however since no amount normal elevator could attain maintain level required equal fullystalled wing held up pop-up stab FF RC wing loadings greater unknowingly applied modest measure FFers DT mode hear some P-30 Rubber fliers have lost planes DTed have taken detaching wing held string attached fuselage Editor Coupe Rubber models too see Chuck Markos Terrible Coupe issue spinning wing evidently gives bit parachute-like effect bottom line spoiler dethermalizer FF will take considerable development probably pop-up stab effective works fix assuming model design allows usual pop-up stab work great lot modi fications Bill Winter Fairfax VA Big Comet Clipper Enclosed pictures latest pro ject l0-ft-span Comet Clipper using three channels powered Supertigre 90 linkage hooked up produce about half power plane weighs exactly 11 lb will go straight up full power am 62 years old dont seem enjoy bombs anymore Brother ifyou want slow slow low passes something Everyone our club can fly iteven Continued page 134 --I K b newest nACER Cs neof qua ty4Qcea panek ts PRACTICAL SIZED GIANT SCA Canopies Available Plans sent Post-Paid within USA Send 5O far Full Catalog Balsa Nick Zfroli 29 Edgar Dr Smithtown NY 11787 USA NICK ZIROLI 516-234-5038 Letters Editor Continued page 14 1 1-year-old buddy have taken under wing teach flying plane will ROG hands-offand fly same way article couple months ago Comet Clipper Junior 35% prompted build big AJ Serfass Brookfield MO printing few pictures AJ sent big Clipper resplendent transparent yellow bright red trim Plane Talk/Winter Continued page 34 distance vanished drainage ditch double-Buc flew Until recently another Raspante Giant sat home friendly mice warehouse belonging Long Island aviation museum Also stored John Roths Volksplane second-placer 1972 RC Scale World Champs Lake hurst Norm Rosenstock swung deal allow museum show historical machines excuse him bug GATOR Makes Winner WN 11613 TAIL 41 DELUX ALL RALSA lIT An oil new Tiger Toil 120 four strokes piped 60 two strokes beautiful peef ormer competitros just showing oft bolso kit mochined wood ports ond complete hardware pockoge thot includes plug-in od justable stob ports ned new wing mounts Wing Spon -72 Wing Ares -860 sq Complete Delun Kit$15995 mm ca An neupensive wit rs55e0 mo dad case protect mat esbensive transmitter botri two st Cl single st cx transmitters Brown earner gran witn ai.minrn tr mono iOCkifl3 $1895 PUIG4N ADIUSTA3LE STA3 UT last cnn optimize stab incidence Ion best tigrat character stics pair ot glass hued riyron adjosteas nciudeo mat provide tot micro screw adlustment ot smaller front rube Main tube aluminum witn matcningpnenoIicsocket95 WING T13 & SOCKETS Aluminum tubing ton plug-inwings Included us pair ot special slip-tt Ottenolic sockets build isto wing snucture Now size ton moctels 7/8 cia 2$895 1 dia u 2$ 995 its dia 3$1495 NEWI WING MOUNTING SIT wing mounting stisteer developed Ron Chidgey mat test neat acco ateaadstaystght Th eenelonbrackets screwsandmachinectwing bocksare ncudeo $595 IVAWS MAGIC GADIT W Ap actonden eat edbytaa Kr e e onc andy Ineasue aer eeaatonadwodrgr ova aes egesswcultou ohm m goua atbacAqasyoc ompete w utnuctons pa bookad arryng use $795 Rebel once beamed up call front door before both headed AMA HQ following day As said before Norm always prepared shot roll out hot Washington sun areas world-famous cussed humidity camera empty Saved heat prostration dehydration better alf repeated routine loaded camera see pix preview Destiny AMA happened oldtimers antiquers better word Frank Ebling Frank Tlush engine competed Brown Jr Free Flighter Mike Granieri arrived simultaneously Tlush has marvelous display Tlush engines dating back turn 30s see visit bull session end bull sessionsall five us raking other everything else over coals AMA taped part itbetter Laurel Hardy Reminded Tlush timed gassie Teterboro 1935he didnt remem ber flying father grandfather hed told 1935 invented safety pin didnt remember either allowed could have happened accidental dis covery Ehling pal water/tissueshrinking plane got wet sold manufacturer spare name elixir slightly tinted green dye $10 quart better deal Brooklyn Bridge sure day Fredericksburg hoped show Norm Bill Kaluf electricpowered Heron flies need big field because can get out very far power circles its glide forever making ap proaches liver bile shakers Giving up after casing four would-be fields ended up flying Bentom rubber-powered models geared front ends Quite stable out-of-box no adjustments AMA guys often fly lunch breaks nearby field Norm joined Doug Pratt brought big Kracketjac Rookie Also Flyline Inland Sport funny squaredoff-cylinder diesel runs like clockbut too windy John Worth LeCrate now twin 035s seven cells horizontal nose pylon showed off new Heron 17 minutes flight Doug date time clock required three go-rounds get onto field against wind finally got wheels extreme end Norm rung out Rookie hed flown 1962 time trip left him glassy-eyed Everyone flew hit show Rebel what else knelt down faced deBolt saw Rookie article ModelBuilder know cautioned operation engine in-front plugs said wideopen high power outsides tended roll out 134 Model Aviation DC-31W 1140 Span$4200 F4U CORSAIR2/ 193 Span$3000 A6MSZERO2A 191 Span$3000 CURTISP402A 194 Span$3000 AT-6TEXAN24 1101 Span$3000 F8FBEARcAT2A 186 Span$3000 FOKKER DR-i27163 Tripe$2700 Order Plans RK-2Oor RK-740 Ducted Fans Phantom35 span$1000 Viggen32 span$1000 F-1536 span$1000 Plan canopy$1500 See Dealer Order U tact Inc ude 51 50 Per raw foe UPS GATOR R/C PRODUCTS S7t3tonnpanobninapens ct Sb 0758635
Edition: Model Aviation - 1986/11
Page Numbers: 8, 10, 14, 134
BiI3 isg& Sctp Scratch-building WE Plan N Pattern sets wey go get best designs com plete Full-Site layouts parts drawings end bill meter isis save up 50% over comparable kit costs Quarter Scale R/C World Wan SE-5A 80W Wingspan0 2220 sq area 78 22 Engines Plan N Pattern Set RCQS-7.. $2495 SPAD C-XIII World Wan Capable Flyer Captures Imaginationl 791/e Wingspan 2120 sq area 13 31 Engines Plan N Pattern Set RCQS-8.. $2795 FOKKER TRIPLANE DR-I 72 Wingspan 1772 sq area 78 150 Engines Plan N Pattern Set RCQS-8.. $2495 Quarter Scale-Golden Age Curtis Falcon 114 Wingspan ~AA--r 3168 sq area Quadra Size Engine Plan N Pattern Set RCQS-13 . $2795 1/6 Scale-Golden Age French Mureau C-I 56 Wingspan 450 sq area Plan N Pattern Set RC8S-1 ... $1295 WACO SRE Cabin Biplane R/C 52% Wingspan 640 sq area 19 40 Engines Plan N Pattern Set RC8S-3 1295 Beat Ducted Fans SKYRAY_ F4D1 Plan Fomn ale Duct Fan R/C RK-20 Fan Unit Plan N Pattern Set RCDF-1... $1995 Sill Effinger Fevedleg Member AMA WFFS Hell af Foe, Prices Complete Plans Sub Assembly Detailed Parts Lists Add $200 Mailing Tube SEND FOR BROCHURE ahead crowd New Brochure showing new Plan Sets 1986 Send $100 its refundable first orderl WE Technical Services PO Box 76884-A Atlanta GA 30328 European CL Champs Please find enclosed subscription re newal payment wish compliment Gene Hempel Model Aviation including report 1985 European CL Championships its detail accuracy superior Aeromodeller Well-supported photos technical interest made 1985/1986 subscription well worth money Please give similar coverage forthcoming CL World Champs Hun gary know others Australia share point viewbut lazy letter writers Ivars Dislers Brooklyn Pk Australia favorably compared Aero modeller indeed high mark ofpraise appreciative Yes planning major feature soon-totake-place Control Line World Cham pionships hope will live up expectations Hobby Shop Robbery June 15 1986 shop J&S Hobby Center broken during night Enclosed list planes radios engines stolen thought maybe could publish some items ModelAviation ask readers lookout Joseph Lacourse 13 Sanbom Rd Londonderry NH 03053 603 432-7058 list too extensive us print ask everyone alert possibility being offered bargains may actually stolen property Should occur take no action yourself report particulars Mr Lacourse Londonderry Police Department Ironside picture shows version Ironside design Randy Randolph published January 1984 Model Aviation will see took some liberties modifications severe final result highly pleasing Continued page 10 THE LEADER IN COM PETITION PROPELLERS TAILORED HELICAL PITCH DEVELOPEDTO GIVE MAXIMUM THRUST AT 4 CYCLE ENGINE RPM ALLTHE LATEST TECHNIQUES USED ON OUR PRO SERIES 3 SEE BELOW ftu 4 7 1 5 p p / SERIES 3 a NEW HIGH TECH AIRFOIL SECTION 10T020% INCREASE IN THRUST a MFG OF SELECT HARD MAPLE WOOD a WILL NOT FATIGUE LIKE SYNTHETICS a FUEL PROOF HIGH LUSTER FINISH DIAPITCHPRICE 534149 634149 72833/u456179 833 44568189 8/4566/u7199 9456677A199 1045667209 106W8W209 10BEW219 114677/.77/a8229 115W229 116EW239 1167239 124W279 125W*279 1256279 1358349 1456459 1556659 164/N969 16678969 RC PYLON RACING SERIES 500 DIAPITCHPRICE 7SN5/N279 8I 677/.8 299 SERIES 400C 866/77V7I289 977½l/a289 W WIDE BLADE EW EXTRA WIDE N NARROW 8 Model Aviation Editor letters will carefully considered general interest used Send Mod ci Aviation 1810 Samuel Morse Dr Reston VA 22090 NEW NEW THP DESIGN DIA PITCH THP 126677/8 14677/t8 1567 16678 Puss Moth 731/2 Wingspan880 sc PRICE 299 379 479 689 989 Plan N Pattern Set RC6S-3 14b 1/8 Scale-Golden Age SCHOOLYARD CHAMPIONS Astros two new schoolyard champions have power motors twice size new cobalt 020 weighs three can spin Cox 6x4 10000 rpm four cells cobalt 035 weighs four ounces can spin cox 6x4 14000 rpm five cells Now can finally fly practical 1/2 size electric schoolyard model loading down TON OF BATTERIES Astro Challenger Cobalt 020 035 motors Truly breakthrough state-of-the-art The Astro Sport perfect school yard fun Install Astro Cobalt 020 becomes gentle trainer Install Astro Cobalt iving 035 becomes schoolyard show-off doing snappy rolls loops other schoolyard maneuvers Large wing lets land safely small spaces Span 37 area 292 sq original astro ac/dc charger often imitated never equaled works F h IOv ac 12v dc Its variable charge rate lets charge nicad pack four seven cells up 1200 mahr just fifteen minutes Features precision IS minute timer accurate ammeter voltage monitor jacks equalizer circuit pilot light VISIT YOUR DEALER TODAY AND SEE THE SCHOOLYARD CHAMPIONS proudly made USA w U 13311 BEACH AVE NA DEL REV CA 90292 PHONE 213 8216242 WHY DONi YOU GET WING MFG CUTTING BOW AND DO IT YOURSELF YOU CAN GET THE BLOCKS FROM THEM K THEYHAVETHEBESTONEGOINGSTOOJ N CANT FIND ANYBODY sINTO CUT MY THIRD SCALE BONZO WING CORES CUTTING YOUR OWN FOAM WINGS FUSELAGES FLOATS BOAT HULLS ETC IS NOT DIFFICULT WHEN YOU USE THE RIGHT TOOLS FROM TWO DECADES OF EXPERIENCE IN THIS FIELD WE HAVE DEVELOPED WELL-ENGINEERED CUTTING BOW HEAVY-DUTY CONSTRUCTION GIVES GOOD FEEL TO THE BOW -1 THE ADJUSTABLE HEAT PROBE ALLOWS NICROME WIRE TEMPERATURE TO BE REGULATED FOR THAT PERFECT CUT WE HAVE FOUND THAT DIRECT 12 VOLT DC CURRENT HEATING UP THE WIRE CUTS SMOOTHER THAN AC AND IS MUCH SAFER TO OPERATE COMPLETELY ASSEMBLED WITH OPERATING INSTRUCTIONS AND THE FAMOUS STEP-BY-STEP CONSTRUCTION TECHNIGUE PLAN BY RALPH ANDRAE OPERATES DIRECTLY FROM CAR MOTORCYCLE OR FIELD BOX 12 VOLT BATTERY PRICE 13000 trailing edge sweep attfle outer two up rios allowed smoothly fair tip washout already gives comfortable feeling wanted ailerons positive roll control lower altitudes sol used less dihedral Everything else per plans instructions RC experience rather limited first plane Pronto built 1979 used same OS 15 now Ironside Kraft receiver Mini-Titan servos 225 mAh battery pack made Ironside couple ounces heavier Randolphs prototype highly maneuverable Paul E Brown Marion IN Passed local flier full size checks out prover AMA license number new Lookcloselybehindthe Min AMA wings will see local full-size flier monarch butterfly Geralds Air Trails Sportster isanUtyRC assist Old-Timerwith four-cycle power done two shades blue red white Spoilers FF DTing intrigued discussion about spoilers dethermalizing Bill Hartills Free Flight Duration column Sep tember 1986 issue findings men tioned Bill Bogarts reporting FF experiments showed severe trim changes until spoiler reduced surprisingly tiny size Bogart accurate spoilers utilized full-size sail plane people different matter entirely have no usable relationship problem dethermalizing FF ship Overkill spoilers required DT model produce huge nose-down trimunless Continued page 14 10 Model Aviation r Redway CA W/A AT YOUR DEALER OR ORDER DIRECT FROM WING MFG. PO BOO 33 CRYSTAL LAKE IL 60014 ADD 6350 SHIPPING IN USA AND ILLINOIS RESIDENTS ADD 6% SALES TAO SEND S350 FOR CATALOG CALL 015459 6417 FOR COD SERVICE -u Im going flying words conjure up images battles balky engines instead carefree days field youre using McDaniel R/C NiStarterTM light plug Ni-StartersTM heavy-duty nicad power will provide up 50 reliable quick starts charge features famous Head LockTM adapter brass reinforcing ring around crimped end really extends its life works sideways inverted information well NiStarter works just go local flying field may have wait NiStartersTM always flying McDaniel RIC F Incorporated 206 Guinevere Road Glenn Dale MD 20769 301/464-2260 Telex 287901 McD-UR take hassle out hobby Pulot Friendly flies good stable original monowing design Handles well ground bipes night marel Also flies smooth stable 2-SrRQKERS 35s Non-Schneurle 40s Performs standard aerobatic maneuvers l S Balsa/Spruce/Pop-ply const ruction Quality Die cut parts 2 Wing Span top48/bott43 Area Both Wings 625sqft Weight 45 lbs Length 42 Functions 4 channel Engines 40 4-cycle 35 and Non-Schneurle 40 2-Cycles Spruce spar construction gives 4-40 Bipe strength handle can dish outl AndofcourseACE RICs reputation easy follow instructions will help get field flying asking questions 50K226-4 -40 Bipe 5 Available local dealer must order direct add $200 Postage HAC complete catalog send $200 following ress ACE R/C 116W 19th St POBox 511 EN Higginsville MO Zip Code 64037 9 Telephone 816 584-7121 14 Model Aviation powerful offsetting trim force exerted partially popping up stab Obviously normal pop-up tail superior using spoilers DTing small enough spoiler avoid dras tically nosing down may cause half outside loop would extremely inefficient erratic DT method An ex tremely low-aspect spoilerperhaps rec tangle hinged its narrow endwould produce high drag well like brake conjunction mild spoiling may experimental interest very promising DTing Bogarts remarks however gave sight use spoilers power glide use compensating up-ele vator since use spoilers RC flying obviously spoiler size action has limits What realize now am partially DTing powered model since wing held higher attack angle up-elevatorprovides limited pop-up tail effect models five spoilers far cant fully DTed however since no amount normal elevator could attain maintain level required equal fullystalled wing held up pop-up stab FF RC wing loadings greater unknowingly applied modest measure FFers DT mode hear some P-30 Rubber fliers have lost planes DTed have taken detaching wing held string attached fuselage Editor Coupe Rubber models too see Chuck Markos Terrible Coupe issue spinning wing evidently gives bit parachute-like effect bottom line spoiler dethermalizer FF will take considerable development probably pop-up stab effective works fix assuming model design allows usual pop-up stab work great lot modi fications Bill Winter Fairfax VA Big Comet Clipper Enclosed pictures latest pro ject l0-ft-span Comet Clipper using three channels powered Supertigre 90 linkage hooked up produce about half power plane weighs exactly 11 lb will go straight up full power am 62 years old dont seem enjoy bombs anymore Brother ifyou want slow slow low passes something Everyone our club can fly iteven Continued page 134 --I K b newest nACER Cs neof qua ty4Qcea panek ts PRACTICAL SIZED GIANT SCA Canopies Available Plans sent Post-Paid within USA Send 5O far Full Catalog Balsa Nick Zfroli 29 Edgar Dr Smithtown NY 11787 USA NICK ZIROLI 516-234-5038 Letters Editor Continued page 14 1 1-year-old buddy have taken under wing teach flying plane will ROG hands-offand fly same way article couple months ago Comet Clipper Junior 35% prompted build big AJ Serfass Brookfield MO printing few pictures AJ sent big Clipper resplendent transparent yellow bright red trim Plane Talk/Winter Continued page 34 distance vanished drainage ditch double-Buc flew Until recently another Raspante Giant sat home friendly mice warehouse belonging Long Island aviation museum Also stored John Roths Volksplane second-placer 1972 RC Scale World Champs Lake hurst Norm Rosenstock swung deal allow museum show historical machines excuse him bug GATOR Makes Winner WN 11613 TAIL 41 DELUX ALL RALSA lIT An oil new Tiger Toil 120 four strokes piped 60 two strokes beautiful peef ormer competitros just showing oft bolso kit mochined wood ports ond complete hardware pockoge thot includes plug-in od justable stob ports ned new wing mounts Wing Spon -72 Wing Ares -860 sq Complete Delun Kit$15995 mm ca An neupensive wit rs55e0 mo dad case protect mat esbensive transmitter botri two st Cl single st cx transmitters Brown earner gran witn ai.minrn tr mono iOCkifl3 $1895 PUIG4N ADIUSTA3LE STA3 UT last cnn optimize stab incidence Ion best tigrat character stics pair ot glass hued riyron adjosteas nciudeo mat provide tot micro screw adlustment ot smaller front rube Main tube aluminum witn matcningpnenoIicsocket95 WING T13 & SOCKETS Aluminum tubing ton plug-inwings Included us pair ot special slip-tt Ottenolic sockets build isto wing snucture Now size ton moctels 7/8 cia 2$895 1 dia u 2$ 995 its dia 3$1495 NEWI WING MOUNTING SIT wing mounting stisteer developed Ron Chidgey mat test neat acco ateaadstaystght Th eenelonbrackets screwsandmachinectwing bocksare ncudeo $595 IVAWS MAGIC GADIT W Ap actonden eat edbytaa Kr e e onc andy Ineasue aer eeaatonadwodrgr ova aes egesswcultou ohm m goua atbacAqasyoc ompete w utnuctons pa bookad arryng use $795 Rebel once beamed up call front door before both headed AMA HQ following day As said before Norm always prepared shot roll out hot Washington sun areas world-famous cussed humidity camera empty Saved heat prostration dehydration better alf repeated routine loaded camera see pix preview Destiny AMA happened oldtimers antiquers better word Frank Ebling Frank Tlush engine competed Brown Jr Free Flighter Mike Granieri arrived simultaneously Tlush has marvelous display Tlush engines dating back turn 30s see visit bull session end bull sessionsall five us raking other everything else over coals AMA taped part itbetter Laurel Hardy Reminded Tlush timed gassie Teterboro 1935he didnt remem ber flying father grandfather hed told 1935 invented safety pin didnt remember either allowed could have happened accidental dis covery Ehling pal water/tissueshrinking plane got wet sold manufacturer spare name elixir slightly tinted green dye $10 quart better deal Brooklyn Bridge sure day Fredericksburg hoped show Norm Bill Kaluf electricpowered Heron flies need big field because can get out very far power circles its glide forever making ap proaches liver bile shakers Giving up after casing four would-be fields ended up flying Bentom rubber-powered models geared front ends Quite stable out-of-box no adjustments AMA guys often fly lunch breaks nearby field Norm joined Doug Pratt brought big Kracketjac Rookie Also Flyline Inland Sport funny squaredoff-cylinder diesel runs like clockbut too windy John Worth LeCrate now twin 035s seven cells horizontal nose pylon showed off new Heron 17 minutes flight Doug date time clock required three go-rounds get onto field against wind finally got wheels extreme end Norm rung out Rookie hed flown 1962 time trip left him glassy-eyed Everyone flew hit show Rebel what else knelt down faced deBolt saw Rookie article ModelBuilder know cautioned operation engine in-front plugs said wideopen high power outsides tended roll out 134 Model Aviation DC-31W 1140 Span$4200 F4U CORSAIR2/ 193 Span$3000 A6MSZERO2A 191 Span$3000 CURTISP402A 194 Span$3000 AT-6TEXAN24 1101 Span$3000 F8FBEARcAT2A 186 Span$3000 FOKKER DR-i27163 Tripe$2700 Order Plans RK-2Oor RK-740 Ducted Fans Phantom35 span$1000 Viggen32 span$1000 F-1536 span$1000 Plan canopy$1500 See Dealer Order U tact Inc ude 51 50 Per raw foe UPS GATOR R/C PRODUCTS S7t3tonnpanobninapens ct Sb 0758635
Edition: Model Aviation - 1986/11
Page Numbers: 8, 10, 14, 134
BiI3 isg& Sctp Scratch-building WE Plan N Pattern sets wey go get best designs com plete Full-Site layouts parts drawings end bill meter isis save up 50% over comparable kit costs Quarter Scale R/C World Wan SE-5A 80W Wingspan0 2220 sq area 78 22 Engines Plan N Pattern Set RCQS-7.. $2495 SPAD C-XIII World Wan Capable Flyer Captures Imaginationl 791/e Wingspan 2120 sq area 13 31 Engines Plan N Pattern Set RCQS-8.. $2795 FOKKER TRIPLANE DR-I 72 Wingspan 1772 sq area 78 150 Engines Plan N Pattern Set RCQS-8.. $2495 Quarter Scale-Golden Age Curtis Falcon 114 Wingspan ~AA--r 3168 sq area Quadra Size Engine Plan N Pattern Set RCQS-13 . $2795 1/6 Scale-Golden Age French Mureau C-I 56 Wingspan 450 sq area Plan N Pattern Set RC8S-1 ... $1295 WACO SRE Cabin Biplane R/C 52% Wingspan 640 sq area 19 40 Engines Plan N Pattern Set RC8S-3 1295 Beat Ducted Fans SKYRAY_ F4D1 Plan Fomn ale Duct Fan R/C RK-20 Fan Unit Plan N Pattern Set RCDF-1... $1995 Sill Effinger Fevedleg Member AMA WFFS Hell af Foe, Prices Complete Plans Sub Assembly Detailed Parts Lists Add $200 Mailing Tube SEND FOR BROCHURE ahead crowd New Brochure showing new Plan Sets 1986 Send $100 its refundable first orderl WE Technical Services PO Box 76884-A Atlanta GA 30328 European CL Champs Please find enclosed subscription re newal payment wish compliment Gene Hempel Model Aviation including report 1985 European CL Championships its detail accuracy superior Aeromodeller Well-supported photos technical interest made 1985/1986 subscription well worth money Please give similar coverage forthcoming CL World Champs Hun gary know others Australia share point viewbut lazy letter writers Ivars Dislers Brooklyn Pk Australia favorably compared Aero modeller indeed high mark ofpraise appreciative Yes planning major feature soon-totake-place Control Line World Cham pionships hope will live up expectations Hobby Shop Robbery June 15 1986 shop J&S Hobby Center broken during night Enclosed list planes radios engines stolen thought maybe could publish some items ModelAviation ask readers lookout Joseph Lacourse 13 Sanbom Rd Londonderry NH 03053 603 432-7058 list too extensive us print ask everyone alert possibility being offered bargains may actually stolen property Should occur take no action yourself report particulars Mr Lacourse Londonderry Police Department Ironside picture shows version Ironside design Randy Randolph published January 1984 Model Aviation will see took some liberties modifications severe final result highly pleasing Continued page 10 THE LEADER IN COM PETITION PROPELLERS TAILORED HELICAL PITCH DEVELOPEDTO GIVE MAXIMUM THRUST AT 4 CYCLE ENGINE RPM ALLTHE LATEST TECHNIQUES USED ON OUR PRO SERIES 3 SEE BELOW ftu 4 7 1 5 p p / SERIES 3 a NEW HIGH TECH AIRFOIL SECTION 10T020% INCREASE IN THRUST a MFG OF SELECT HARD MAPLE WOOD a WILL NOT FATIGUE LIKE SYNTHETICS a FUEL PROOF HIGH LUSTER FINISH DIAPITCHPRICE 534149 634149 72833/u456179 833 44568189 8/4566/u7199 9456677A199 1045667209 106W8W209 10BEW219 114677/.77/a8229 115W229 116EW239 1167239 124W279 125W*279 1256279 1358349 1456459 1556659 164/N969 16678969 RC PYLON RACING SERIES 500 DIAPITCHPRICE 7SN5/N279 8I 677/.8 299 SERIES 400C 866/77V7I289 977½l/a289 W WIDE BLADE EW EXTRA WIDE N NARROW 8 Model Aviation Editor letters will carefully considered general interest used Send Mod ci Aviation 1810 Samuel Morse Dr Reston VA 22090 NEW NEW THP DESIGN DIA PITCH THP 126677/8 14677/t8 1567 16678 Puss Moth 731/2 Wingspan880 sc PRICE 299 379 479 689 989 Plan N Pattern Set RC6S-3 14b 1/8 Scale-Golden Age SCHOOLYARD CHAMPIONS Astros two new schoolyard champions have power motors twice size new cobalt 020 weighs three can spin Cox 6x4 10000 rpm four cells cobalt 035 weighs four ounces can spin cox 6x4 14000 rpm five cells Now can finally fly practical 1/2 size electric schoolyard model loading down TON OF BATTERIES Astro Challenger Cobalt 020 035 motors Truly breakthrough state-of-the-art The Astro Sport perfect school yard fun Install Astro Cobalt 020 becomes gentle trainer Install Astro Cobalt iving 035 becomes schoolyard show-off doing snappy rolls loops other schoolyard maneuvers Large wing lets land safely small spaces Span 37 area 292 sq original astro ac/dc charger often imitated never equaled works F h IOv ac 12v dc Its variable charge rate lets charge nicad pack four seven cells up 1200 mahr just fifteen minutes Features precision IS minute timer accurate ammeter voltage monitor jacks equalizer circuit pilot light VISIT YOUR DEALER TODAY AND SEE THE SCHOOLYARD CHAMPIONS proudly made USA w U 13311 BEACH AVE NA DEL REV CA 90292 PHONE 213 8216242 WHY DONi YOU GET WING MFG CUTTING BOW AND DO IT YOURSELF YOU CAN GET THE BLOCKS FROM THEM K THEYHAVETHEBESTONEGOINGSTOOJ N CANT FIND ANYBODY sINTO CUT MY THIRD SCALE BONZO WING CORES CUTTING YOUR OWN FOAM WINGS FUSELAGES FLOATS BOAT HULLS ETC IS NOT DIFFICULT WHEN YOU USE THE RIGHT TOOLS FROM TWO DECADES OF EXPERIENCE IN THIS FIELD WE HAVE DEVELOPED WELL-ENGINEERED CUTTING BOW HEAVY-DUTY CONSTRUCTION GIVES GOOD FEEL TO THE BOW -1 THE ADJUSTABLE HEAT PROBE ALLOWS NICROME WIRE TEMPERATURE TO BE REGULATED FOR THAT PERFECT CUT WE HAVE FOUND THAT DIRECT 12 VOLT DC CURRENT HEATING UP THE WIRE CUTS SMOOTHER THAN AC AND IS MUCH SAFER TO OPERATE COMPLETELY ASSEMBLED WITH OPERATING INSTRUCTIONS AND THE FAMOUS STEP-BY-STEP CONSTRUCTION TECHNIGUE PLAN BY RALPH ANDRAE OPERATES DIRECTLY FROM CAR MOTORCYCLE OR FIELD BOX 12 VOLT BATTERY PRICE 13000 trailing edge sweep attfle outer two up rios allowed smoothly fair tip washout already gives comfortable feeling wanted ailerons positive roll control lower altitudes sol used less dihedral Everything else per plans instructions RC experience rather limited first plane Pronto built 1979 used same OS 15 now Ironside Kraft receiver Mini-Titan servos 225 mAh battery pack made Ironside couple ounces heavier Randolphs prototype highly maneuverable Paul E Brown Marion IN Passed local flier full size checks out prover AMA license number new Lookcloselybehindthe Min AMA wings will see local full-size flier monarch butterfly Geralds Air Trails Sportster isanUtyRC assist Old-Timerwith four-cycle power done two shades blue red white Spoilers FF DTing intrigued discussion about spoilers dethermalizing Bill Hartills Free Flight Duration column Sep tember 1986 issue findings men tioned Bill Bogarts reporting FF experiments showed severe trim changes until spoiler reduced surprisingly tiny size Bogart accurate spoilers utilized full-size sail plane people different matter entirely have no usable relationship problem dethermalizing FF ship Overkill spoilers required DT model produce huge nose-down trimunless Continued page 14 10 Model Aviation r Redway CA W/A AT YOUR DEALER OR ORDER DIRECT FROM WING MFG. PO BOO 33 CRYSTAL LAKE IL 60014 ADD 6350 SHIPPING IN USA AND ILLINOIS RESIDENTS ADD 6% SALES TAO SEND S350 FOR CATALOG CALL 015459 6417 FOR COD SERVICE -u Im going flying words conjure up images battles balky engines instead carefree days field youre using McDaniel R/C NiStarterTM light plug Ni-StartersTM heavy-duty nicad power will provide up 50 reliable quick starts charge features famous Head LockTM adapter brass reinforcing ring around crimped end really extends its life works sideways inverted information well NiStarter works just go local flying field may have wait NiStartersTM always flying McDaniel RIC F Incorporated 206 Guinevere Road Glenn Dale MD 20769 301/464-2260 Telex 287901 McD-UR take hassle out hobby Pulot Friendly flies good stable original monowing design Handles well ground bipes night marel Also flies smooth stable 2-SrRQKERS 35s Non-Schneurle 40s Performs standard aerobatic maneuvers l S Balsa/Spruce/Pop-ply const ruction Quality Die cut parts 2 Wing Span top48/bott43 Area Both Wings 625sqft Weight 45 lbs Length 42 Functions 4 channel Engines 40 4-cycle 35 and Non-Schneurle 40 2-Cycles Spruce spar construction gives 4-40 Bipe strength handle can dish outl AndofcourseACE RICs reputation easy follow instructions will help get field flying asking questions 50K226-4 -40 Bipe 5 Available local dealer must order direct add $200 Postage HAC complete catalog send $200 following ress ACE R/C 116W 19th St POBox 511 EN Higginsville MO Zip Code 64037 9 Telephone 816 584-7121 14 Model Aviation powerful offsetting trim force exerted partially popping up stab Obviously normal pop-up tail superior using spoilers DTing small enough spoiler avoid dras tically nosing down may cause half outside loop would extremely inefficient erratic DT method An ex tremely low-aspect spoilerperhaps rec tangle hinged its narrow endwould produce high drag well like brake conjunction mild spoiling may experimental interest very promising DTing Bogarts remarks however gave sight use spoilers power glide use compensating up-ele vator since use spoilers RC flying obviously spoiler size action has limits What realize now am partially DTing powered model since wing held higher attack angle up-elevatorprovides limited pop-up tail effect models five spoilers far cant fully DTed however since no amount normal elevator could attain maintain level required equal fullystalled wing held up pop-up stab FF RC wing loadings greater unknowingly applied modest measure FFers DT mode hear some P-30 Rubber fliers have lost planes DTed have taken detaching wing held string attached fuselage Editor Coupe Rubber models too see Chuck Markos Terrible Coupe issue spinning wing evidently gives bit parachute-like effect bottom line spoiler dethermalizer FF will take considerable development probably pop-up stab effective works fix assuming model design allows usual pop-up stab work great lot modi fications Bill Winter Fairfax VA Big Comet Clipper Enclosed pictures latest pro ject l0-ft-span Comet Clipper using three channels powered Supertigre 90 linkage hooked up produce about half power plane weighs exactly 11 lb will go straight up full power am 62 years old dont seem enjoy bombs anymore Brother ifyou want slow slow low passes something Everyone our club can fly iteven Continued page 134 --I K b newest nACER Cs neof qua ty4Qcea panek ts PRACTICAL SIZED GIANT SCA Canopies Available Plans sent Post-Paid within USA Send 5O far Full Catalog Balsa Nick Zfroli 29 Edgar Dr Smithtown NY 11787 USA NICK ZIROLI 516-234-5038 Letters Editor Continued page 14 1 1-year-old buddy have taken under wing teach flying plane will ROG hands-offand fly same way article couple months ago Comet Clipper Junior 35% prompted build big AJ Serfass Brookfield MO printing few pictures AJ sent big Clipper resplendent transparent yellow bright red trim Plane Talk/Winter Continued page 34 distance vanished drainage ditch double-Buc flew Until recently another Raspante Giant sat home friendly mice warehouse belonging Long Island aviation museum Also stored John Roths Volksplane second-placer 1972 RC Scale World Champs Lake hurst Norm Rosenstock swung deal allow museum show historical machines excuse him bug GATOR Makes Winner WN 11613 TAIL 41 DELUX ALL RALSA lIT An oil new Tiger Toil 120 four strokes piped 60 two strokes beautiful peef ormer competitros just showing oft bolso kit mochined wood ports ond complete hardware pockoge thot includes plug-in od justable stob ports ned new wing mounts Wing Spon -72 Wing Ares -860 sq Complete Delun Kit$15995 mm ca An neupensive wit rs55e0 mo dad case protect mat esbensive transmitter botri two st Cl single st cx transmitters Brown earner gran witn ai.minrn tr mono iOCkifl3 $1895 PUIG4N ADIUSTA3LE STA3 UT last cnn optimize stab incidence Ion best tigrat character stics pair ot glass hued riyron adjosteas nciudeo mat provide tot micro screw adlustment ot smaller front rube Main tube aluminum witn matcningpnenoIicsocket95 WING T13 & SOCKETS Aluminum tubing ton plug-inwings Included us pair ot special slip-tt Ottenolic sockets build isto wing snucture Now size ton moctels 7/8 cia 2$895 1 dia u 2$ 995 its dia 3$1495 NEWI WING MOUNTING SIT wing mounting stisteer developed Ron Chidgey mat test neat acco ateaadstaystght Th eenelonbrackets screwsandmachinectwing bocksare ncudeo $595 IVAWS MAGIC GADIT W Ap actonden eat edbytaa Kr e e onc andy Ineasue aer eeaatonadwodrgr ova aes egesswcultou ohm m goua atbacAqasyoc ompete w utnuctons pa bookad arryng use $795 Rebel once beamed up call front door before both headed AMA HQ following day As said before Norm always prepared shot roll out hot Washington sun areas world-famous cussed humidity camera empty Saved heat prostration dehydration better alf repeated routine loaded camera see pix preview Destiny AMA happened oldtimers antiquers better word Frank Ebling Frank Tlush engine competed Brown Jr Free Flighter Mike Granieri arrived simultaneously Tlush has marvelous display Tlush engines dating back turn 30s see visit bull session end bull sessionsall five us raking other everything else over coals AMA taped part itbetter Laurel Hardy Reminded Tlush timed gassie Teterboro 1935he didnt remem ber flying father grandfather hed told 1935 invented safety pin didnt remember either allowed could have happened accidental dis covery Ehling pal water/tissueshrinking plane got wet sold manufacturer spare name elixir slightly tinted green dye $10 quart better deal Brooklyn Bridge sure day Fredericksburg hoped show Norm Bill Kaluf electricpowered Heron flies need big field because can get out very far power circles its glide forever making ap proaches liver bile shakers Giving up after casing four would-be fields ended up flying Bentom rubber-powered models geared front ends Quite stable out-of-box no adjustments AMA guys often fly lunch breaks nearby field Norm joined Doug Pratt brought big Kracketjac Rookie Also Flyline Inland Sport funny squaredoff-cylinder diesel runs like clockbut too windy John Worth LeCrate now twin 035s seven cells horizontal nose pylon showed off new Heron 17 minutes flight Doug date time clock required three go-rounds get onto field against wind finally got wheels extreme end Norm rung out Rookie hed flown 1962 time trip left him glassy-eyed Everyone flew hit show Rebel what else knelt down faced deBolt saw Rookie article ModelBuilder know cautioned operation engine in-front plugs said wideopen high power outsides tended roll out 134 Model Aviation DC-31W 1140 Span$4200 F4U CORSAIR2/ 193 Span$3000 A6MSZERO2A 191 Span$3000 CURTISP402A 194 Span$3000 AT-6TEXAN24 1101 Span$3000 F8FBEARcAT2A 186 Span$3000 FOKKER DR-i27163 Tripe$2700 Order Plans RK-2Oor RK-740 Ducted Fans Phantom35 span$1000 Viggen32 span$1000 F-1536 span$1000 Plan canopy$1500 See Dealer Order U tact Inc ude 51 50 Per raw foe UPS GATOR R/C PRODUCTS S7t3tonnpanobninapens ct Sb 0758635
Edition: Model Aviation - 1986/11
Page Numbers: 8, 10, 14, 134
BiI3 isg& Sctp Scratch-building WE Plan N Pattern sets wey go get best designs com plete Full-Site layouts parts drawings end bill meter isis save up 50% over comparable kit costs Quarter Scale R/C World Wan SE-5A 80W Wingspan0 2220 sq area 78 22 Engines Plan N Pattern Set RCQS-7.. $2495 SPAD C-XIII World Wan Capable Flyer Captures Imaginationl 791/e Wingspan 2120 sq area 13 31 Engines Plan N Pattern Set RCQS-8.. $2795 FOKKER TRIPLANE DR-I 72 Wingspan 1772 sq area 78 150 Engines Plan N Pattern Set RCQS-8.. $2495 Quarter Scale-Golden Age Curtis Falcon 114 Wingspan ~AA--r 3168 sq area Quadra Size Engine Plan N Pattern Set RCQS-13 . $2795 1/6 Scale-Golden Age French Mureau C-I 56 Wingspan 450 sq area Plan N Pattern Set RC8S-1 ... $1295 WACO SRE Cabin Biplane R/C 52% Wingspan 640 sq area 19 40 Engines Plan N Pattern Set RC8S-3 1295 Beat Ducted Fans SKYRAY_ F4D1 Plan Fomn ale Duct Fan R/C RK-20 Fan Unit Plan N Pattern Set RCDF-1... $1995 Sill Effinger Fevedleg Member AMA WFFS Hell af Foe, Prices Complete Plans Sub Assembly Detailed Parts Lists Add $200 Mailing Tube SEND FOR BROCHURE ahead crowd New Brochure showing new Plan Sets 1986 Send $100 its refundable first orderl WE Technical Services PO Box 76884-A Atlanta GA 30328 European CL Champs Please find enclosed subscription re newal payment wish compliment Gene Hempel Model Aviation including report 1985 European CL Championships its detail accuracy superior Aeromodeller Well-supported photos technical interest made 1985/1986 subscription well worth money Please give similar coverage forthcoming CL World Champs Hun gary know others Australia share point viewbut lazy letter writers Ivars Dislers Brooklyn Pk Australia favorably compared Aero modeller indeed high mark ofpraise appreciative Yes planning major feature soon-totake-place Control Line World Cham pionships hope will live up expectations Hobby Shop Robbery June 15 1986 shop J&S Hobby Center broken during night Enclosed list planes radios engines stolen thought maybe could publish some items ModelAviation ask readers lookout Joseph Lacourse 13 Sanbom Rd Londonderry NH 03053 603 432-7058 list too extensive us print ask everyone alert possibility being offered bargains may actually stolen property Should occur take no action yourself report particulars Mr Lacourse Londonderry Police Department Ironside picture shows version Ironside design Randy Randolph published January 1984 Model Aviation will see took some liberties modifications severe final result highly pleasing Continued page 10 THE LEADER IN COM PETITION PROPELLERS TAILORED HELICAL PITCH DEVELOPEDTO GIVE MAXIMUM THRUST AT 4 CYCLE ENGINE RPM ALLTHE LATEST TECHNIQUES USED ON OUR PRO SERIES 3 SEE BELOW ftu 4 7 1 5 p p / SERIES 3 a NEW HIGH TECH AIRFOIL SECTION 10T020% INCREASE IN THRUST a MFG OF SELECT HARD MAPLE WOOD a WILL NOT FATIGUE LIKE SYNTHETICS a FUEL PROOF HIGH LUSTER FINISH DIAPITCHPRICE 534149 634149 72833/u456179 833 44568189 8/4566/u7199 9456677A199 1045667209 106W8W209 10BEW219 114677/.77/a8229 115W229 116EW239 1167239 124W279 125W*279 1256279 1358349 1456459 1556659 164/N969 16678969 RC PYLON RACING SERIES 500 DIAPITCHPRICE 7SN5/N279 8I 677/.8 299 SERIES 400C 866/77V7I289 977½l/a289 W WIDE BLADE EW EXTRA WIDE N NARROW 8 Model Aviation Editor letters will carefully considered general interest used Send Mod ci Aviation 1810 Samuel Morse Dr Reston VA 22090 NEW NEW THP DESIGN DIA PITCH THP 126677/8 14677/t8 1567 16678 Puss Moth 731/2 Wingspan880 sc PRICE 299 379 479 689 989 Plan N Pattern Set RC6S-3 14b 1/8 Scale-Golden Age SCHOOLYARD CHAMPIONS Astros two new schoolyard champions have power motors twice size new cobalt 020 weighs three can spin Cox 6x4 10000 rpm four cells cobalt 035 weighs four ounces can spin cox 6x4 14000 rpm five cells Now can finally fly practical 1/2 size electric schoolyard model loading down TON OF BATTERIES Astro Challenger Cobalt 020 035 motors Truly breakthrough state-of-the-art The Astro Sport perfect school yard fun Install Astro Cobalt 020 becomes gentle trainer Install Astro Cobalt iving 035 becomes schoolyard show-off doing snappy rolls loops other schoolyard maneuvers Large wing lets land safely small spaces Span 37 area 292 sq original astro ac/dc charger often imitated never equaled works F h IOv ac 12v dc Its variable charge rate lets charge nicad pack four seven cells up 1200 mahr just fifteen minutes Features precision IS minute timer accurate ammeter voltage monitor jacks equalizer circuit pilot light VISIT YOUR DEALER TODAY AND SEE THE SCHOOLYARD CHAMPIONS proudly made USA w U 13311 BEACH AVE NA DEL REV CA 90292 PHONE 213 8216242 WHY DONi YOU GET WING MFG CUTTING BOW AND DO IT YOURSELF YOU CAN GET THE BLOCKS FROM THEM K THEYHAVETHEBESTONEGOINGSTOOJ N CANT FIND ANYBODY sINTO CUT MY THIRD SCALE BONZO WING CORES CUTTING YOUR OWN FOAM WINGS FUSELAGES FLOATS BOAT HULLS ETC IS NOT DIFFICULT WHEN YOU USE THE RIGHT TOOLS FROM TWO DECADES OF EXPERIENCE IN THIS FIELD WE HAVE DEVELOPED WELL-ENGINEERED CUTTING BOW HEAVY-DUTY CONSTRUCTION GIVES GOOD FEEL TO THE BOW -1 THE ADJUSTABLE HEAT PROBE ALLOWS NICROME WIRE TEMPERATURE TO BE REGULATED FOR THAT PERFECT CUT WE HAVE FOUND THAT DIRECT 12 VOLT DC CURRENT HEATING UP THE WIRE CUTS SMOOTHER THAN AC AND IS MUCH SAFER TO OPERATE COMPLETELY ASSEMBLED WITH OPERATING INSTRUCTIONS AND THE FAMOUS STEP-BY-STEP CONSTRUCTION TECHNIGUE PLAN BY RALPH ANDRAE OPERATES DIRECTLY FROM CAR MOTORCYCLE OR FIELD BOX 12 VOLT BATTERY PRICE 13000 trailing edge sweep attfle outer two up rios allowed smoothly fair tip washout already gives comfortable feeling wanted ailerons positive roll control lower altitudes sol used less dihedral Everything else per plans instructions RC experience rather limited first plane Pronto built 1979 used same OS 15 now Ironside Kraft receiver Mini-Titan servos 225 mAh battery pack made Ironside couple ounces heavier Randolphs prototype highly maneuverable Paul E Brown Marion IN Passed local flier full size checks out prover AMA license number new Lookcloselybehindthe Min AMA wings will see local full-size flier monarch butterfly Geralds Air Trails Sportster isanUtyRC assist Old-Timerwith four-cycle power done two shades blue red white Spoilers FF DTing intrigued discussion about spoilers dethermalizing Bill Hartills Free Flight Duration column Sep tember 1986 issue findings men tioned Bill Bogarts reporting FF experiments showed severe trim changes until spoiler reduced surprisingly tiny size Bogart accurate spoilers utilized full-size sail plane people different matter entirely have no usable relationship problem dethermalizing FF ship Overkill spoilers required DT model produce huge nose-down trimunless Continued page 14 10 Model Aviation r Redway CA W/A AT YOUR DEALER OR ORDER DIRECT FROM WING MFG. PO BOO 33 CRYSTAL LAKE IL 60014 ADD 6350 SHIPPING IN USA AND ILLINOIS RESIDENTS ADD 6% SALES TAO SEND S350 FOR CATALOG CALL 015459 6417 FOR COD SERVICE -u Im going flying words conjure up images battles balky engines instead carefree days field youre using McDaniel R/C NiStarterTM light plug Ni-StartersTM heavy-duty nicad power will provide up 50 reliable quick starts charge features famous Head LockTM adapter brass reinforcing ring around crimped end really extends its life works sideways inverted information well NiStarter works just go local flying field may have wait NiStartersTM always flying McDaniel RIC F Incorporated 206 Guinevere Road Glenn Dale MD 20769 301/464-2260 Telex 287901 McD-UR take hassle out hobby Pulot Friendly flies good stable original monowing design Handles well ground bipes night marel Also flies smooth stable 2-SrRQKERS 35s Non-Schneurle 40s Performs standard aerobatic maneuvers l S Balsa/Spruce/Pop-ply const ruction Quality Die cut parts 2 Wing Span top48/bott43 Area Both Wings 625sqft Weight 45 lbs Length 42 Functions 4 channel Engines 40 4-cycle 35 and Non-Schneurle 40 2-Cycles Spruce spar construction gives 4-40 Bipe strength handle can dish outl AndofcourseACE RICs reputation easy follow instructions will help get field flying asking questions 50K226-4 -40 Bipe 5 Available local dealer must order direct add $200 Postage HAC complete catalog send $200 following ress ACE R/C 116W 19th St POBox 511 EN Higginsville MO Zip Code 64037 9 Telephone 816 584-7121 14 Model Aviation powerful offsetting trim force exerted partially popping up stab Obviously normal pop-up tail superior using spoilers DTing small enough spoiler avoid dras tically nosing down may cause half outside loop would extremely inefficient erratic DT method An ex tremely low-aspect spoilerperhaps rec tangle hinged its narrow endwould produce high drag well like brake conjunction mild spoiling may experimental interest very promising DTing Bogarts remarks however gave sight use spoilers power glide use compensating up-ele vator since use spoilers RC flying obviously spoiler size action has limits What realize now am partially DTing powered model since wing held higher attack angle up-elevatorprovides limited pop-up tail effect models five spoilers far cant fully DTed however since no amount normal elevator could attain maintain level required equal fullystalled wing held up pop-up stab FF RC wing loadings greater unknowingly applied modest measure FFers DT mode hear some P-30 Rubber fliers have lost planes DTed have taken detaching wing held string attached fuselage Editor Coupe Rubber models too see Chuck Markos Terrible Coupe issue spinning wing evidently gives bit parachute-like effect bottom line spoiler dethermalizer FF will take considerable development probably pop-up stab effective works fix assuming model design allows usual pop-up stab work great lot modi fications Bill Winter Fairfax VA Big Comet Clipper Enclosed pictures latest pro ject l0-ft-span Comet Clipper using three channels powered Supertigre 90 linkage hooked up produce about half power plane weighs exactly 11 lb will go straight up full power am 62 years old dont seem enjoy bombs anymore Brother ifyou want slow slow low passes something Everyone our club can fly iteven Continued page 134 --I K b newest nACER Cs neof qua ty4Qcea panek ts PRACTICAL SIZED GIANT SCA Canopies Available Plans sent Post-Paid within USA Send 5O far Full Catalog Balsa Nick Zfroli 29 Edgar Dr Smithtown NY 11787 USA NICK ZIROLI 516-234-5038 Letters Editor Continued page 14 1 1-year-old buddy have taken under wing teach flying plane will ROG hands-offand fly same way article couple months ago Comet Clipper Junior 35% prompted build big AJ Serfass Brookfield MO printing few pictures AJ sent big Clipper resplendent transparent yellow bright red trim Plane Talk/Winter Continued page 34 distance vanished drainage ditch double-Buc flew Until recently another Raspante Giant sat home friendly mice warehouse belonging Long Island aviation museum Also stored John Roths Volksplane second-placer 1972 RC Scale World Champs Lake hurst Norm Rosenstock swung deal allow museum show historical machines excuse him bug GATOR Makes Winner WN 11613 TAIL 41 DELUX ALL RALSA lIT An oil new Tiger Toil 120 four strokes piped 60 two strokes beautiful peef ormer competitros just showing oft bolso kit mochined wood ports ond complete hardware pockoge thot includes plug-in od justable stob ports ned new wing mounts Wing Spon -72 Wing Ares -860 sq Complete Delun Kit$15995 mm ca An neupensive wit rs55e0 mo dad case protect mat esbensive transmitter botri two st Cl single st cx transmitters Brown earner gran witn ai.minrn tr mono iOCkifl3 $1895 PUIG4N ADIUSTA3LE STA3 UT last cnn optimize stab incidence Ion best tigrat character stics pair ot glass hued riyron adjosteas nciudeo mat provide tot micro screw adlustment ot smaller front rube Main tube aluminum witn matcningpnenoIicsocket95 WING T13 & SOCKETS Aluminum tubing ton plug-inwings Included us pair ot special slip-tt Ottenolic sockets build isto wing snucture Now size ton moctels 7/8 cia 2$895 1 dia u 2$ 995 its dia 3$1495 NEWI WING MOUNTING SIT wing mounting stisteer developed Ron Chidgey mat test neat acco ateaadstaystght Th eenelonbrackets screwsandmachinectwing bocksare ncudeo $595 IVAWS MAGIC GADIT W Ap actonden eat edbytaa Kr e e onc andy Ineasue aer eeaatonadwodrgr ova aes egesswcultou ohm m goua atbacAqasyoc ompete w utnuctons pa bookad arryng use $795 Rebel once beamed up call front door before both headed AMA HQ following day As said before Norm always prepared shot roll out hot Washington sun areas world-famous cussed humidity camera empty Saved heat prostration dehydration better alf repeated routine loaded camera see pix preview Destiny AMA happened oldtimers antiquers better word Frank Ebling Frank Tlush engine competed Brown Jr Free Flighter Mike Granieri arrived simultaneously Tlush has marvelous display Tlush engines dating back turn 30s see visit bull session end bull sessionsall five us raking other everything else over coals AMA taped part itbetter Laurel Hardy Reminded Tlush timed gassie Teterboro 1935he didnt remem ber flying father grandfather hed told 1935 invented safety pin didnt remember either allowed could have happened accidental dis covery Ehling pal water/tissueshrinking plane got wet sold manufacturer spare name elixir slightly tinted green dye $10 quart better deal Brooklyn Bridge sure day Fredericksburg hoped show Norm Bill Kaluf electricpowered Heron flies need big field because can get out very far power circles its glide forever making ap proaches liver bile shakers Giving up after casing four would-be fields ended up flying Bentom rubber-powered models geared front ends Quite stable out-of-box no adjustments AMA guys often fly lunch breaks nearby field Norm joined Doug Pratt brought big Kracketjac Rookie Also Flyline Inland Sport funny squaredoff-cylinder diesel runs like clockbut too windy John Worth LeCrate now twin 035s seven cells horizontal nose pylon showed off new Heron 17 minutes flight Doug date time clock required three go-rounds get onto field against wind finally got wheels extreme end Norm rung out Rookie hed flown 1962 time trip left him glassy-eyed Everyone flew hit show Rebel what else knelt down faced deBolt saw Rookie article ModelBuilder know cautioned operation engine in-front plugs said wideopen high power outsides tended roll out 134 Model Aviation DC-31W 1140 Span$4200 F4U CORSAIR2/ 193 Span$3000 A6MSZERO2A 191 Span$3000 CURTISP402A 194 Span$3000 AT-6TEXAN24 1101 Span$3000 F8FBEARcAT2A 186 Span$3000 FOKKER DR-i27163 Tripe$2700 Order Plans RK-2Oor RK-740 Ducted Fans Phantom35 span$1000 Viggen32 span$1000 F-1536 span$1000 Plan canopy$1500 See Dealer Order U tact Inc ude 51 50 Per raw foe UPS GATOR R/C PRODUCTS S7t3tonnpanobninapens ct Sb 0758635