THIS MONTHS BEST SELLERS FROM ROBBE Knowledgeable dealers nationwide recommending Robbe Schiuters hottest kits See Authorized Robbe Schiuter Service Center today immediate kit 89 catalog orders can Robbe direct 201-3592115 FF Scale Mile Square Ah guilt association Please tell John Oldenkamp loved comments Pussy Cat design April 1989 issue article FF Scale Mile Square attributed Pussy Cat one-design event wrong organiza tion Flight Masters did sponsor ganize run event work Thermal Thumbers Specifically work Gary Stan Buddenbohm Dick Peterson jointly thought up idea publicized ran contest paid prizes out own pockets complete coincidence Pussy Cat contest ran same day Flight Masters contest think planned way three guys something like year Last years one-design event Thermic 20s Dick Peterson pres ident Thermal Thumbers year Gary Buddenbohm vice-president really deserve recognition ef forts Aside glitch thought arti cle great enjoyed fine pictures very much Dick Baxter Laguna Niguel CA Dick notes hes ex-president Thermal Thumbers also member Flight Masters Re FF Scale Mile Square April 1989 Model Aviation page 98 top Don Schlossburgs model iden tified Piper Vagabond fact Piper Super Cruiser wifes model correctly identified page 99 Vag abond Also left photo top page 99 model Dons hand said Chipmunk actually Jodel Only color schemes similar Chipmunk know painted like late Art Scholls Also bit clarification order con cerning Alexander Bullet shown page 44 model final version C-7 165-hp Wright J-6 engine version fixed gear Continued page 10 VIVA F LA JODEL Outstanding Sport SPECiFICS Wing span 56 e Surface area 543 sq Weight 5-6 lb e Wing loading 20-25 oz 0 Engine 45-65 FS 45-60 TS Radio 4-channel VfAe old timer perfectly proportioned modeling Curtiss Robin 049 Engines -Channel RIC 41 Wingspan Electric Power Optional Very few lull scat aircatt ideally suited model flight appealing old Curtisa Robin tt born spruce linen age heautifutty proportIoned rubber electric glow engines Easy fun build trainer-lihe performance Flyllne Models Catalog 500Phone 17031 273-0593 FLYLINE MODELS INC 7 PO Box 2136 Fairfax VIrgInia 22031 USA r Sticks/Stays Engine Easy Read-Accurate Avoid Damaging Lean Runs $ 8 Model Aviation Letterstm oThe Editor letters will carefully consIdered general interest used Send Model AvIation 1810 Samuel Morse Dm Reston VA 22090 Ord No llovetbte .Vl IQO baeC 1000 selvO Send new full-color catalog today $3 ForeIgn orders OLTD 0 AERODROME 1 2623 S Miller Rd 4WA--- Saginaw Ml 48603 aO5Ej5 81-3000 cylinder Head Label THERMOMETER -A FIRE Mk IX 1/6 SCALE Wing Span65 Wing Area714 sq Weight7-8 lbs Engine61 2c 90 4c MADE IN THE USA Receive FREE cockpit kit PICA standoff scale model purchased between July 11989 September 30 1989 sending proof-of-purchase PICA postmarked no later October 31 1989 Proof-of-purchase end label kit box original bill sale will no exceptions dates offer bill sale must clearly show dealers name address Void prohibited law coupon must accompany request NAME ADDRESS MODEL fAI F SIZE CITY STATE ZIP PICA ENTERPRISES INC 2657 NE 188th STREET IFLORIDA 33180 935-1436 HlY Horn hobby specialnes ASTRO PLItOHJ SySTEMS Challenger Cobalt 4 call 020 Direct $ 7640Geared$ 9771 Challenger Cobaft 5 cell 035 Direct $ 8920Geared$11046 ChallengerCobalt7caIIi QoDirect $10621Geared$12740 ChaliangerCobaftl2ceI ISOirect $14020Geared$16140 ChallengerCobalt iriceli 20 Direct $16570Geared$18606 ChallengerCobahil8cel 40 Direct $19540Geared$21671 Challenger Cobalt 24 cal 60 DIrect $29471 Astro DC/DC Super Charger up 26 cells$8296 Astro AC/DC Charger ajrrent adiOt$5000 Astro DC/DC Charger$3200 Astro Electric ThroOle$5596 Antro On-Oft Motor Control Electronic$2196 AEQBIEL Anderson Power Pole Connector 14 hoasings /4 pins $200 /pr Gold Pin Moles Connector$210 /pr Tarolyc Connector$150/pr Hi-Flea lAke 39 ea red & ldadr 16 Ga/240 Strond$200 Daneys3OArrp Metert$1995 Micro Swftch Haroeset$450 3/18 Flat Erald tar Soldering Baflerles$050 /0 Heat Shrink Tubing Bafterles 25 fOr 4SOAR 900 & I200SCR Flat Facto5150/0 3tnrltOOAR Flat Packs$160/ft 4tOr800AR & 1200SCR Stacked Packs$185/S CANW3 CUT-OFF" BATTERY PACKSt CELLS 4Cell 450mA$1900 SCell 4SOroA$2300 400AR 535066 eCell eOOroA$2920 7Celt 600ntAS3315 800AR $395ea 6 Cell 900 roA $2960 7 Cell 900 roA $3385 900SCR $4OOea 6 Cell l200roA $2920 7 Cell l205tnA $3315 12005CR$395e5 packs aired Oat packs t Please specIfy desIred connectoro ELECTRIC POWER KITS MMC USreMKiV 96 Span Sailanetor 05 Gear$3796 MMC Electric Playboy 67 Span Old Tlroer 05 Gear$2600 Astro Challenger 73 Span Sanplene tsr 05 Gear$3250 EMD Electre GIlde II 73 Span Seaplane tsr 0053100 EMD thennic Traveler Sailplane 76 Span tsr 00$3100 EMD Sky tnight 44 Span TreinertorOS$2400 EMD Llgtrtning 39 Span Aerobatic Span Model 05$2400 MMC Feet Eddie Aerobatic Sport Model tsr 05$2400 $2400 warro sport open Mnuflutr o CHIPPING & HANDLING76 Page CATALOGUE Up $900 add52005200 pp/lot Class free 5901 $2000 add$250when requested order $2001 $4500 add$325 $4501 1057000 add$375 Over $7600 add$450HOBBY HORN CA Addressees add 6% tax Send 3 Moron St [A] MO VISA/ MC # & Eap Date OBoc 2212 Check allow upto 30 days tsrwealmmnster Ca 926G4 check clearance COD t charges pius $150 893-8311 handling Cash OnlyHtS Mon-Fri 9AM 5PM however C-i C-3 C-5 re tractable also considered produc tion models Bullet C-i serial #2001 Kinner K-S 100 hp prototype longer fuselage C-7 im prove handling fixed gear pro vided placate afraid newfangled retracting gear Retracts available option James G Smith Erial NJ Hangar 13 Reunion Saturday September 9 1989 Hangar 13 Model Airplane Club will again have reunion Holiday Inn Greater bit An early evening dinner meeting will cap days activities informal fun flying hangar flying socializing antici pated 35 old-timers Family mem bers few old friendly competi tors will about double attendance figure Founded 1928 eve Great Depression Hangar 13 active progressive club well known Mid west community about 25000 pop ulation club maintained average ac tive membership 50 Activities evolved Scale model construction Rubber Glider sport competition flying formative period Free Flight gaspowered modeling June 10 1935 saw Hangar 13 chartered chapter National Aeronautic As sociation USA Thirty-eight cardcarrying NAA members designated Patriotic citizens members good stand ing charter document World War II became war attrition Hangar 13 membership worn thin members military defense obliga tions As entity Hangar 13 gone its spirit prevailed us satisfaction reality discipline direction fellowship propelled us careers aviation asso ciated fields endeavor Hangar 14 born air-minded community less year after Lindbergh overfiew city during goodwill tour US following solo transatlantic flight club based Beloit YMCA solidly supported local associations commerce Under leadership Conrad W Hansen Jr became NAA offi cial Hangar 13 instrumental starting intrastate flying competition Wisconsin club participated interstate na tional competition mid-1930s 70 long-term members counting joined just before war disrupted clubs operation revealing albeit rough count care ers aviation related fields sampling shows six profes sional pilots several aircraft mechanics least seven various areas engineering several journeyman patternmakers pat tern shop owner toolmakers tool de signers commercial furniture designer/ Continued page 12 10 Model Aviation tA SCALE Wing Span88 Wing Area1270 sq Weight12-14 lbs Engine9018 2c 12-20 4c CONTACT YOUR LOCAL DEALER MA / Ii FREE COCKPIT KIT Todays R/G helicopters technological wonders features such autorotation collective pitch bell-hiller mix automatic tail compensation can easily loop roll fly inverted hands experienced flier Most machines require special engines radios designed helicopter use specialised accessories initial cost can run between $750 $2500 Well worth want best GMP offers wide range machines what about entry level modeler wants try RIG helicopters before making such large investment meet need GMP introduces new REBEL very simple low cost R/G helicopter specifically designed help entry level modeler test develop flying skills REBEL can flown low cost airplane type 4 channel radios 40-50 airplane en gines mm wmin m w mm Gorham Model Products Inc Initial cost REBEL about $250 $325 add gyro Any entry level modeler will enjoy new REBEL looks flies great excellent trainer sports mo del So dont let R/G helicopter challenge pass come fly REBEL GIANT STEP BACKWARDS WE DONT THINK SO 23961 Craftsman Rd Calabasas CA USA 91302 1818 992-0195 FAXI818 702-0117 THORPE BROS PLANS FROM ENGLAND F-lB 49 Span F-20 40 Span F-4 52 Span Mirage F-i 44 F-104 36 Plans $3500 PP Canopies $800 PP Best Scale Catalog 2 British $900 BOB HOLMAN PLANS PO BOX 741-MA SAN BDNO CA 92402 factory owner two lawyers nuclear phys icist engineering editor na tional publication Hangar 13 would glad hear lost former members ac quaintances competitors associates Golden Years model aviation Details September 9 reunion can Conrad Hansen 424 Volusia Ave Dayton OH 45404 Jim Enking Beloit WI Its Beauty might find enclosed photograph model interesting enough publish own design fuselage epoxy-fiberglass laid up mold wing expanded polysty rene 1 lb per cu ft Covering 6 ply MonoKote engine very old Enya 60 Perry P-30 pump move fuel CG Span 48 fuselage 62 Weight 10 lb wing halves cut hot wire First contour cut top view ply wood root rib temporarily glued foam double-sided carpet tape nothing worse rib moves during cut ting process no wing tip no tip rib % x %-in hardwood strip glued LE belongs hot wire started parallel trailing edge maintaining orientation wire moved way front wing wire rides root rib LE Afterward balsa strip leading edge added rounded aesthetic reasons truly worried whether more-orless flat plate airfoil would deliver suffi cient lift worry did does Only sharpest eyeballs detect ab sence whatever dimension missing airfoil does need master sculptor create beautiful Ogee-curved wing silhouette overhead evokes gratifying comments Martin J Dietrich Beaverton OR Right Homer Hooray Homer Gobson May issue too wondered about Bill Winter Bill Evans read article Simitar Slow Motion started 40 built considered Continued page 138 12 Model Aviation STEP BACKWARDS PRECISION MODEL PRODUCTS /ZIIflJ Made USA j7BARSTOCK ALUMINUM SPINNERS RetailAppros PriceWeight $1395058 oz 1495095oz 159510002 1695160oz 1895150oz 1895190oz 2095170or 2295220oz 2495200oz 2695260oz 2895250oz 3695340oz 4995470or 5995520oz 6995570or 3 Pieces Cone Back Plate Retainer Screw Note 3 4 Blade Spinners Available tn Stzes Add $3 00 Per Sptnner PROP NUT ADAPTORS V Size . 1/4-28 28/7mm .6x1Omm 7x1Omm 5/1624.. 8x1Omm 8x12Smm 3/824 Approx Weight 061 061 or 063 or 082 076 076 02 076 075 sz 117 oz 115 02 3 Pieces Nut Washer Machined Bushing Add $350 Shipping Handling Prices subject change notice ROMCO MFG INC OX 836 SOUTH HOUSTON TEXAS 77587 713 943-1867 / *ALL PARTS PRE-CUT & PREPAINTED O4/ BUILD & FLY IN TWO HOURS PAPER AIRPLANES 433 NIHOA STREET KAHULUI HI 96732 USA CATALOG $750 Contains 1000s paper airplanes postage stamp size 6 foot wing span Gliders rubber powered Diecut youcut Largest known source paper airplanes world Cost catalog deducted 1st order over $2500 ASTOUNDINGt CataLog AIR aL4plane aboue $1050 ptua $250 pohaga Letters Editor Continued page 12 sick 60 40 did fine job Keep up Homer Show young kids Beno Echerd South Padre Island TX Safety/Preston Continued page 22 associated gasoline-filled fuel cans let ter did catch eye dated September 1986 came Ernest Razzano li censed A&E mechanic 50 years experi ence Ernies letter responded article previ ous Safety column concerning hazard hav ing fuel cans batteries close proximity sent photos flight box using did use automotive fuel pump dis pense gasoline However Ernie has battery powering fuel pump located separate flight box also houses electric starter phone jack battery box used make electrical connection would welcome letters opinions pro con use electric pumps dispens ing gasoline models particular besides Ernie Razzano using automotive fuel pumps purpose would care tell us about setup Before leaving subject fuel fires/explo sions Jim Baxter Spokane WA sent news paper clipping headline Arson Sus pected Hobby Shop Fire Jim highlighted segment clipping stated 30 50 gallons methanol-based model airplane fuel stored building did ex plode letter Jim commented Since store totally gutted suspect fuel en hanced intensity fire Im sure did reason mentioning newspaper ac count question whether fuel stored metal cans safer plastic jugs guess fuel hobby shop plastic jugs melted allowed fuel burn cans metal its guess may well have exploded Any comments safety metal versus plastic fuel storage containers will welcome responding advertisers mention read about ModelAvlatlon Prime Cut/Sarpolus Continued page 31 glass cowl must trimmed necessary clear engine cylinder Mount cowl using four nylon bolts fit holes tapped fuse lage sides Tap holes A-in plywood aluminum landing gear held place A-in nylon bolts tail surface foam cores also sheeted %2 balsa Cut sheeting apart along hinge lines trim back allow added balsa edging Join horizontal stabilizer halves reinforcing fiberglass cloth epoxy Glue stabilizer fuselage elevators controlled its own servo pushrod Glue vertical fin place rudder linkage via pushrod cables tail wheel steering linked rudder small springs Balsa blocks must shaped installed behind fu selage top pieces side fin recess surfaces accept A-in plywood pieces nylon horns mounted control surfaces ailerons elevators rudder horns retained self-tapping sheet metal screws Epoxy plywood mounts control surfaces recommend using larger 4-40 threaded rods devises linkages Fiberglass tube pushrods used elevator linkages use iAin plywood servo mounts fuse lage Using separate servos elevators its own pushrod allows pushrods perfectly straight Since pushrods cross over within fuselage elevator servos mounted % higher other keep two pushrods rubbing together made up aileron extension cables Y harness two aileron servos mounted wing 1200 mAh battery pack used wrapped foam rubber positioned re cess cut foam fuselage top block bat tery pack can located behind wing posi tion necessary balance Landing gear tail wheel assembly can opy sheet aluminum landing gear can cut %2 aluminum stock available use Morrissey Bravo landing gear Sig Manufac turing Co secured T&D Fiberglass wheel pants inserting two screws through alumi num gear plywood block epoxied inside wheel pants Alternatively Sig B&B Special ties stock mounts wheel collar type leaf-spring tail wheel assembly heavy-duty model CB Associates 16oz fuel tank used space available 138 Model Aviation Paper Flying Scale Model Airplane $700 Part No IT-iSO-B fl175-B fl200B T1-225-B T1-226-B 11-250-B 11-25 1-B 11-275-B 11276-B 11300-B 11301-B 11-325-B 11-350-B 11375-8 TT-400-B Sire .. 1112 .. 13/4 .. 21/4 .. 21/4 FAt .. 21/2 2-1/2FAI . 2314 2314 FAt FAI .. 31/4 3112 . 3-314 . 4 Part No 11140-A TI 147A TT6 10-A TT-7 10-A TI- 516-A IT- 518-A TT-8 10-A 11-825-A IT- 375-A IT- 125-A Retail Price $495 495 495 495 495 495 495 495 595 595
Edition: Model Aviation - 1989/09
Page Numbers: 8, 10, 12, 138
THIS MONTHS BEST SELLERS FROM ROBBE Knowledgeable dealers nationwide recommending Robbe Schiuters hottest kits See Authorized Robbe Schiuter Service Center today immediate kit 89 catalog orders can Robbe direct 201-3592115 FF Scale Mile Square Ah guilt association Please tell John Oldenkamp loved comments Pussy Cat design April 1989 issue article FF Scale Mile Square attributed Pussy Cat one-design event wrong organiza tion Flight Masters did sponsor ganize run event work Thermal Thumbers Specifically work Gary Stan Buddenbohm Dick Peterson jointly thought up idea publicized ran contest paid prizes out own pockets complete coincidence Pussy Cat contest ran same day Flight Masters contest think planned way three guys something like year Last years one-design event Thermic 20s Dick Peterson pres ident Thermal Thumbers year Gary Buddenbohm vice-president really deserve recognition ef forts Aside glitch thought arti cle great enjoyed fine pictures very much Dick Baxter Laguna Niguel CA Dick notes hes ex-president Thermal Thumbers also member Flight Masters Re FF Scale Mile Square April 1989 Model Aviation page 98 top Don Schlossburgs model iden tified Piper Vagabond fact Piper Super Cruiser wifes model correctly identified page 99 Vag abond Also left photo top page 99 model Dons hand said Chipmunk actually Jodel Only color schemes similar Chipmunk know painted like late Art Scholls Also bit clarification order con cerning Alexander Bullet shown page 44 model final version C-7 165-hp Wright J-6 engine version fixed gear Continued page 10 VIVA F LA JODEL Outstanding Sport SPECiFICS Wing span 56 e Surface area 543 sq Weight 5-6 lb e Wing loading 20-25 oz 0 Engine 45-65 FS 45-60 TS Radio 4-channel VfAe old timer perfectly proportioned modeling Curtiss Robin 049 Engines -Channel RIC 41 Wingspan Electric Power Optional Very few lull scat aircatt ideally suited model flight appealing old Curtisa Robin tt born spruce linen age heautifutty proportIoned rubber electric glow engines Easy fun build trainer-lihe performance Flyllne Models Catalog 500Phone 17031 273-0593 FLYLINE MODELS INC 7 PO Box 2136 Fairfax VIrgInia 22031 USA r Sticks/Stays Engine Easy Read-Accurate Avoid Damaging Lean Runs $ 8 Model Aviation Letterstm oThe Editor letters will carefully consIdered general interest used Send Model AvIation 1810 Samuel Morse Dm Reston VA 22090 Ord No llovetbte .Vl IQO baeC 1000 selvO Send new full-color catalog today $3 ForeIgn orders OLTD 0 AERODROME 1 2623 S Miller Rd 4WA--- Saginaw Ml 48603 aO5Ej5 81-3000 cylinder Head Label THERMOMETER -A FIRE Mk IX 1/6 SCALE Wing Span65 Wing Area714 sq Weight7-8 lbs Engine61 2c 90 4c MADE IN THE USA Receive FREE cockpit kit PICA standoff scale model purchased between July 11989 September 30 1989 sending proof-of-purchase PICA postmarked no later October 31 1989 Proof-of-purchase end label kit box original bill sale will no exceptions dates offer bill sale must clearly show dealers name address Void prohibited law coupon must accompany request NAME ADDRESS MODEL fAI F SIZE CITY STATE ZIP PICA ENTERPRISES INC 2657 NE 188th STREET IFLORIDA 33180 935-1436 HlY Horn hobby specialnes ASTRO PLItOHJ SySTEMS Challenger Cobalt 4 call 020 Direct $ 7640Geared$ 9771 Challenger Cobaft 5 cell 035 Direct $ 8920Geared$11046 ChallengerCobalt7caIIi QoDirect $10621Geared$12740 ChaliangerCobaftl2ceI ISOirect $14020Geared$16140 ChallengerCobalt iriceli 20 Direct $16570Geared$18606 ChallengerCobahil8cel 40 Direct $19540Geared$21671 Challenger Cobalt 24 cal 60 DIrect $29471 Astro DC/DC Super Charger up 26 cells$8296 Astro AC/DC Charger ajrrent adiOt$5000 Astro DC/DC Charger$3200 Astro Electric ThroOle$5596 Antro On-Oft Motor Control Electronic$2196 AEQBIEL Anderson Power Pole Connector 14 hoasings /4 pins $200 /pr Gold Pin Moles Connector$210 /pr Tarolyc Connector$150/pr Hi-Flea lAke 39 ea red & ldadr 16 Ga/240 Strond$200 Daneys3OArrp Metert$1995 Micro Swftch Haroeset$450 3/18 Flat Erald tar Soldering Baflerles$050 /0 Heat Shrink Tubing Bafterles 25 fOr 4SOAR 900 & I200SCR Flat Facto5150/0 3tnrltOOAR Flat Packs$160/ft 4tOr800AR & 1200SCR Stacked Packs$185/S CANW3 CUT-OFF" BATTERY PACKSt CELLS 4Cell 450mA$1900 SCell 4SOroA$2300 400AR 535066 eCell eOOroA$2920 7Celt 600ntAS3315 800AR $395ea 6 Cell 900 roA $2960 7 Cell 900 roA $3385 900SCR $4OOea 6 Cell l200roA $2920 7 Cell l205tnA $3315 12005CR$395e5 packs aired Oat packs t Please specIfy desIred connectoro ELECTRIC POWER KITS MMC USreMKiV 96 Span Sailanetor 05 Gear$3796 MMC Electric Playboy 67 Span Old Tlroer 05 Gear$2600 Astro Challenger 73 Span Sanplene tsr 05 Gear$3250 EMD Electre GIlde II 73 Span Seaplane tsr 0053100 EMD thennic Traveler Sailplane 76 Span tsr 00$3100 EMD Sky tnight 44 Span TreinertorOS$2400 EMD Llgtrtning 39 Span Aerobatic Span Model 05$2400 MMC Feet Eddie Aerobatic Sport Model tsr 05$2400 $2400 warro sport open Mnuflutr o CHIPPING & HANDLING76 Page CATALOGUE Up $900 add52005200 pp/lot Class free 5901 $2000 add$250when requested order $2001 $4500 add$325 $4501 1057000 add$375 Over $7600 add$450HOBBY HORN CA Addressees add 6% tax Send 3 Moron St [A] MO VISA/ MC # & Eap Date OBoc 2212 Check allow upto 30 days tsrwealmmnster Ca 926G4 check clearance COD t charges pius $150 893-8311 handling Cash OnlyHtS Mon-Fri 9AM 5PM however C-i C-3 C-5 re tractable also considered produc tion models Bullet C-i serial #2001 Kinner K-S 100 hp prototype longer fuselage C-7 im prove handling fixed gear pro vided placate afraid newfangled retracting gear Retracts available option James G Smith Erial NJ Hangar 13 Reunion Saturday September 9 1989 Hangar 13 Model Airplane Club will again have reunion Holiday Inn Greater bit An early evening dinner meeting will cap days activities informal fun flying hangar flying socializing antici pated 35 old-timers Family mem bers few old friendly competi tors will about double attendance figure Founded 1928 eve Great Depression Hangar 13 active progressive club well known Mid west community about 25000 pop ulation club maintained average ac tive membership 50 Activities evolved Scale model construction Rubber Glider sport competition flying formative period Free Flight gaspowered modeling June 10 1935 saw Hangar 13 chartered chapter National Aeronautic As sociation USA Thirty-eight cardcarrying NAA members designated Patriotic citizens members good stand ing charter document World War II became war attrition Hangar 13 membership worn thin members military defense obliga tions As entity Hangar 13 gone its spirit prevailed us satisfaction reality discipline direction fellowship propelled us careers aviation asso ciated fields endeavor Hangar 14 born air-minded community less year after Lindbergh overfiew city during goodwill tour US following solo transatlantic flight club based Beloit YMCA solidly supported local associations commerce Under leadership Conrad W Hansen Jr became NAA offi cial Hangar 13 instrumental starting intrastate flying competition Wisconsin club participated interstate na tional competition mid-1930s 70 long-term members counting joined just before war disrupted clubs operation revealing albeit rough count care ers aviation related fields sampling shows six profes sional pilots several aircraft mechanics least seven various areas engineering several journeyman patternmakers pat tern shop owner toolmakers tool de signers commercial furniture designer/ Continued page 12 10 Model Aviation tA SCALE Wing Span88 Wing Area1270 sq Weight12-14 lbs Engine9018 2c 12-20 4c CONTACT YOUR LOCAL DEALER MA / Ii FREE COCKPIT KIT Todays R/G helicopters technological wonders features such autorotation collective pitch bell-hiller mix automatic tail compensation can easily loop roll fly inverted hands experienced flier Most machines require special engines radios designed helicopter use specialised accessories initial cost can run between $750 $2500 Well worth want best GMP offers wide range machines what about entry level modeler wants try RIG helicopters before making such large investment meet need GMP introduces new REBEL very simple low cost R/G helicopter specifically designed help entry level modeler test develop flying skills REBEL can flown low cost airplane type 4 channel radios 40-50 airplane en gines mm wmin m w mm Gorham Model Products Inc Initial cost REBEL about $250 $325 add gyro Any entry level modeler will enjoy new REBEL looks flies great excellent trainer sports mo del So dont let R/G helicopter challenge pass come fly REBEL GIANT STEP BACKWARDS WE DONT THINK SO 23961 Craftsman Rd Calabasas CA USA 91302 1818 992-0195 FAXI818 702-0117 THORPE BROS PLANS FROM ENGLAND F-lB 49 Span F-20 40 Span F-4 52 Span Mirage F-i 44 F-104 36 Plans $3500 PP Canopies $800 PP Best Scale Catalog 2 British $900 BOB HOLMAN PLANS PO BOX 741-MA SAN BDNO CA 92402 factory owner two lawyers nuclear phys icist engineering editor na tional publication Hangar 13 would glad hear lost former members ac quaintances competitors associates Golden Years model aviation Details September 9 reunion can Conrad Hansen 424 Volusia Ave Dayton OH 45404 Jim Enking Beloit WI Its Beauty might find enclosed photograph model interesting enough publish own design fuselage epoxy-fiberglass laid up mold wing expanded polysty rene 1 lb per cu ft Covering 6 ply MonoKote engine very old Enya 60 Perry P-30 pump move fuel CG Span 48 fuselage 62 Weight 10 lb wing halves cut hot wire First contour cut top view ply wood root rib temporarily glued foam double-sided carpet tape nothing worse rib moves during cut ting process no wing tip no tip rib % x %-in hardwood strip glued LE belongs hot wire started parallel trailing edge maintaining orientation wire moved way front wing wire rides root rib LE Afterward balsa strip leading edge added rounded aesthetic reasons truly worried whether more-orless flat plate airfoil would deliver suffi cient lift worry did does Only sharpest eyeballs detect ab sence whatever dimension missing airfoil does need master sculptor create beautiful Ogee-curved wing silhouette overhead evokes gratifying comments Martin J Dietrich Beaverton OR Right Homer Hooray Homer Gobson May issue too wondered about Bill Winter Bill Evans read article Simitar Slow Motion started 40 built considered Continued page 138 12 Model Aviation STEP BACKWARDS PRECISION MODEL PRODUCTS /ZIIflJ Made USA j7BARSTOCK ALUMINUM SPINNERS RetailAppros PriceWeight $1395058 oz 1495095oz 159510002 1695160oz 1895150oz 1895190oz 2095170or 2295220oz 2495200oz 2695260oz 2895250oz 3695340oz 4995470or 5995520oz 6995570or 3 Pieces Cone Back Plate Retainer Screw Note 3 4 Blade Spinners Available tn Stzes Add $3 00 Per Sptnner PROP NUT ADAPTORS V Size . 1/4-28 28/7mm .6x1Omm 7x1Omm 5/1624.. 8x1Omm 8x12Smm 3/824 Approx Weight 061 061 or 063 or 082 076 076 02 076 075 sz 117 oz 115 02 3 Pieces Nut Washer Machined Bushing Add $350 Shipping Handling Prices subject change notice ROMCO MFG INC OX 836 SOUTH HOUSTON TEXAS 77587 713 943-1867 / *ALL PARTS PRE-CUT & PREPAINTED O4/ BUILD & FLY IN TWO HOURS PAPER AIRPLANES 433 NIHOA STREET KAHULUI HI 96732 USA CATALOG $750 Contains 1000s paper airplanes postage stamp size 6 foot wing span Gliders rubber powered Diecut youcut Largest known source paper airplanes world Cost catalog deducted 1st order over $2500 ASTOUNDINGt CataLog AIR aL4plane aboue $1050 ptua $250 pohaga Letters Editor Continued page 12 sick 60 40 did fine job Keep up Homer Show young kids Beno Echerd South Padre Island TX Safety/Preston Continued page 22 associated gasoline-filled fuel cans let ter did catch eye dated September 1986 came Ernest Razzano li censed A&E mechanic 50 years experi ence Ernies letter responded article previ ous Safety column concerning hazard hav ing fuel cans batteries close proximity sent photos flight box using did use automotive fuel pump dis pense gasoline However Ernie has battery powering fuel pump located separate flight box also houses electric starter phone jack battery box used make electrical connection would welcome letters opinions pro con use electric pumps dispens ing gasoline models particular besides Ernie Razzano using automotive fuel pumps purpose would care tell us about setup Before leaving subject fuel fires/explo sions Jim Baxter Spokane WA sent news paper clipping headline Arson Sus pected Hobby Shop Fire Jim highlighted segment clipping stated 30 50 gallons methanol-based model airplane fuel stored building did ex plode letter Jim commented Since store totally gutted suspect fuel en hanced intensity fire Im sure did reason mentioning newspaper ac count question whether fuel stored metal cans safer plastic jugs guess fuel hobby shop plastic jugs melted allowed fuel burn cans metal its guess may well have exploded Any comments safety metal versus plastic fuel storage containers will welcome responding advertisers mention read about ModelAvlatlon Prime Cut/Sarpolus Continued page 31 glass cowl must trimmed necessary clear engine cylinder Mount cowl using four nylon bolts fit holes tapped fuse lage sides Tap holes A-in plywood aluminum landing gear held place A-in nylon bolts tail surface foam cores also sheeted %2 balsa Cut sheeting apart along hinge lines trim back allow added balsa edging Join horizontal stabilizer halves reinforcing fiberglass cloth epoxy Glue stabilizer fuselage elevators controlled its own servo pushrod Glue vertical fin place rudder linkage via pushrod cables tail wheel steering linked rudder small springs Balsa blocks must shaped installed behind fu selage top pieces side fin recess surfaces accept A-in plywood pieces nylon horns mounted control surfaces ailerons elevators rudder horns retained self-tapping sheet metal screws Epoxy plywood mounts control surfaces recommend using larger 4-40 threaded rods devises linkages Fiberglass tube pushrods used elevator linkages use iAin plywood servo mounts fuse lage Using separate servos elevators its own pushrod allows pushrods perfectly straight Since pushrods cross over within fuselage elevator servos mounted % higher other keep two pushrods rubbing together made up aileron extension cables Y harness two aileron servos mounted wing 1200 mAh battery pack used wrapped foam rubber positioned re cess cut foam fuselage top block bat tery pack can located behind wing posi tion necessary balance Landing gear tail wheel assembly can opy sheet aluminum landing gear can cut %2 aluminum stock available use Morrissey Bravo landing gear Sig Manufac turing Co secured T&D Fiberglass wheel pants inserting two screws through alumi num gear plywood block epoxied inside wheel pants Alternatively Sig B&B Special ties stock mounts wheel collar type leaf-spring tail wheel assembly heavy-duty model CB Associates 16oz fuel tank used space available 138 Model Aviation Paper Flying Scale Model Airplane $700 Part No IT-iSO-B fl175-B fl200B T1-225-B T1-226-B 11-250-B 11-25 1-B 11-275-B 11276-B 11300-B 11301-B 11-325-B 11-350-B 11375-8 TT-400-B Sire .. 1112 .. 13/4 .. 21/4 .. 21/4 FAt .. 21/2 2-1/2FAI . 2314 2314 FAt FAI .. 31/4 3112 . 3-314 . 4 Part No 11140-A TI 147A TT6 10-A TT-7 10-A TI- 516-A IT- 518-A TT-8 10-A 11-825-A IT- 375-A IT- 125-A Retail Price $495 495 495 495 495 495 495 495 595 595
Edition: Model Aviation - 1989/09
Page Numbers: 8, 10, 12, 138
THIS MONTHS BEST SELLERS FROM ROBBE Knowledgeable dealers nationwide recommending Robbe Schiuters hottest kits See Authorized Robbe Schiuter Service Center today immediate kit 89 catalog orders can Robbe direct 201-3592115 FF Scale Mile Square Ah guilt association Please tell John Oldenkamp loved comments Pussy Cat design April 1989 issue article FF Scale Mile Square attributed Pussy Cat one-design event wrong organiza tion Flight Masters did sponsor ganize run event work Thermal Thumbers Specifically work Gary Stan Buddenbohm Dick Peterson jointly thought up idea publicized ran contest paid prizes out own pockets complete coincidence Pussy Cat contest ran same day Flight Masters contest think planned way three guys something like year Last years one-design event Thermic 20s Dick Peterson pres ident Thermal Thumbers year Gary Buddenbohm vice-president really deserve recognition ef forts Aside glitch thought arti cle great enjoyed fine pictures very much Dick Baxter Laguna Niguel CA Dick notes hes ex-president Thermal Thumbers also member Flight Masters Re FF Scale Mile Square April 1989 Model Aviation page 98 top Don Schlossburgs model iden tified Piper Vagabond fact Piper Super Cruiser wifes model correctly identified page 99 Vag abond Also left photo top page 99 model Dons hand said Chipmunk actually Jodel Only color schemes similar Chipmunk know painted like late Art Scholls Also bit clarification order con cerning Alexander Bullet shown page 44 model final version C-7 165-hp Wright J-6 engine version fixed gear Continued page 10 VIVA F LA JODEL Outstanding Sport SPECiFICS Wing span 56 e Surface area 543 sq Weight 5-6 lb e Wing loading 20-25 oz 0 Engine 45-65 FS 45-60 TS Radio 4-channel VfAe old timer perfectly proportioned modeling Curtiss Robin 049 Engines -Channel RIC 41 Wingspan Electric Power Optional Very few lull scat aircatt ideally suited model flight appealing old Curtisa Robin tt born spruce linen age heautifutty proportIoned rubber electric glow engines Easy fun build trainer-lihe performance Flyllne Models Catalog 500Phone 17031 273-0593 FLYLINE MODELS INC 7 PO Box 2136 Fairfax VIrgInia 22031 USA r Sticks/Stays Engine Easy Read-Accurate Avoid Damaging Lean Runs $ 8 Model Aviation Letterstm oThe Editor letters will carefully consIdered general interest used Send Model AvIation 1810 Samuel Morse Dm Reston VA 22090 Ord No llovetbte .Vl IQO baeC 1000 selvO Send new full-color catalog today $3 ForeIgn orders OLTD 0 AERODROME 1 2623 S Miller Rd 4WA--- Saginaw Ml 48603 aO5Ej5 81-3000 cylinder Head Label THERMOMETER -A FIRE Mk IX 1/6 SCALE Wing Span65 Wing Area714 sq Weight7-8 lbs Engine61 2c 90 4c MADE IN THE USA Receive FREE cockpit kit PICA standoff scale model purchased between July 11989 September 30 1989 sending proof-of-purchase PICA postmarked no later October 31 1989 Proof-of-purchase end label kit box original bill sale will no exceptions dates offer bill sale must clearly show dealers name address Void prohibited law coupon must accompany request NAME ADDRESS MODEL fAI F SIZE CITY STATE ZIP PICA ENTERPRISES INC 2657 NE 188th STREET IFLORIDA 33180 935-1436 HlY Horn hobby specialnes ASTRO PLItOHJ SySTEMS Challenger Cobalt 4 call 020 Direct $ 7640Geared$ 9771 Challenger Cobaft 5 cell 035 Direct $ 8920Geared$11046 ChallengerCobalt7caIIi QoDirect $10621Geared$12740 ChaliangerCobaftl2ceI ISOirect $14020Geared$16140 ChallengerCobalt iriceli 20 Direct $16570Geared$18606 ChallengerCobahil8cel 40 Direct $19540Geared$21671 Challenger Cobalt 24 cal 60 DIrect $29471 Astro DC/DC Super Charger up 26 cells$8296 Astro AC/DC Charger ajrrent adiOt$5000 Astro DC/DC Charger$3200 Astro Electric ThroOle$5596 Antro On-Oft Motor Control Electronic$2196 AEQBIEL Anderson Power Pole Connector 14 hoasings /4 pins $200 /pr Gold Pin Moles Connector$210 /pr Tarolyc Connector$150/pr Hi-Flea lAke 39 ea red & ldadr 16 Ga/240 Strond$200 Daneys3OArrp Metert$1995 Micro Swftch Haroeset$450 3/18 Flat Erald tar Soldering Baflerles$050 /0 Heat Shrink Tubing Bafterles 25 fOr 4SOAR 900 & I200SCR Flat Facto5150/0 3tnrltOOAR Flat Packs$160/ft 4tOr800AR & 1200SCR Stacked Packs$185/S CANW3 CUT-OFF" BATTERY PACKSt CELLS 4Cell 450mA$1900 SCell 4SOroA$2300 400AR 535066 eCell eOOroA$2920 7Celt 600ntAS3315 800AR $395ea 6 Cell 900 roA $2960 7 Cell 900 roA $3385 900SCR $4OOea 6 Cell l200roA $2920 7 Cell l205tnA $3315 12005CR$395e5 packs aired Oat packs t Please specIfy desIred connectoro ELECTRIC POWER KITS MMC USreMKiV 96 Span Sailanetor 05 Gear$3796 MMC Electric Playboy 67 Span Old Tlroer 05 Gear$2600 Astro Challenger 73 Span Sanplene tsr 05 Gear$3250 EMD Electre GIlde II 73 Span Seaplane tsr 0053100 EMD thennic Traveler Sailplane 76 Span tsr 00$3100 EMD Sky tnight 44 Span TreinertorOS$2400 EMD Llgtrtning 39 Span Aerobatic Span Model 05$2400 MMC Feet Eddie Aerobatic Sport Model tsr 05$2400 $2400 warro sport open Mnuflutr o CHIPPING & HANDLING76 Page CATALOGUE Up $900 add52005200 pp/lot Class free 5901 $2000 add$250when requested order $2001 $4500 add$325 $4501 1057000 add$375 Over $7600 add$450HOBBY HORN CA Addressees add 6% tax Send 3 Moron St [A] MO VISA/ MC # & Eap Date OBoc 2212 Check allow upto 30 days tsrwealmmnster Ca 926G4 check clearance COD t charges pius $150 893-8311 handling Cash OnlyHtS Mon-Fri 9AM 5PM however C-i C-3 C-5 re tractable also considered produc tion models Bullet C-i serial #2001 Kinner K-S 100 hp prototype longer fuselage C-7 im prove handling fixed gear pro vided placate afraid newfangled retracting gear Retracts available option James G Smith Erial NJ Hangar 13 Reunion Saturday September 9 1989 Hangar 13 Model Airplane Club will again have reunion Holiday Inn Greater bit An early evening dinner meeting will cap days activities informal fun flying hangar flying socializing antici pated 35 old-timers Family mem bers few old friendly competi tors will about double attendance figure Founded 1928 eve Great Depression Hangar 13 active progressive club well known Mid west community about 25000 pop ulation club maintained average ac tive membership 50 Activities evolved Scale model construction Rubber Glider sport competition flying formative period Free Flight gaspowered modeling June 10 1935 saw Hangar 13 chartered chapter National Aeronautic As sociation USA Thirty-eight cardcarrying NAA members designated Patriotic citizens members good stand ing charter document World War II became war attrition Hangar 13 membership worn thin members military defense obliga tions As entity Hangar 13 gone its spirit prevailed us satisfaction reality discipline direction fellowship propelled us careers aviation asso ciated fields endeavor Hangar 14 born air-minded community less year after Lindbergh overfiew city during goodwill tour US following solo transatlantic flight club based Beloit YMCA solidly supported local associations commerce Under leadership Conrad W Hansen Jr became NAA offi cial Hangar 13 instrumental starting intrastate flying competition Wisconsin club participated interstate na tional competition mid-1930s 70 long-term members counting joined just before war disrupted clubs operation revealing albeit rough count care ers aviation related fields sampling shows six profes sional pilots several aircraft mechanics least seven various areas engineering several journeyman patternmakers pat tern shop owner toolmakers tool de signers commercial furniture designer/ Continued page 12 10 Model Aviation tA SCALE Wing Span88 Wing Area1270 sq Weight12-14 lbs Engine9018 2c 12-20 4c CONTACT YOUR LOCAL DEALER MA / Ii FREE COCKPIT KIT Todays R/G helicopters technological wonders features such autorotation collective pitch bell-hiller mix automatic tail compensation can easily loop roll fly inverted hands experienced flier Most machines require special engines radios designed helicopter use specialised accessories initial cost can run between $750 $2500 Well worth want best GMP offers wide range machines what about entry level modeler wants try RIG helicopters before making such large investment meet need GMP introduces new REBEL very simple low cost R/G helicopter specifically designed help entry level modeler test develop flying skills REBEL can flown low cost airplane type 4 channel radios 40-50 airplane en gines mm wmin m w mm Gorham Model Products Inc Initial cost REBEL about $250 $325 add gyro Any entry level modeler will enjoy new REBEL looks flies great excellent trainer sports mo del So dont let R/G helicopter challenge pass come fly REBEL GIANT STEP BACKWARDS WE DONT THINK SO 23961 Craftsman Rd Calabasas CA USA 91302 1818 992-0195 FAXI818 702-0117 THORPE BROS PLANS FROM ENGLAND F-lB 49 Span F-20 40 Span F-4 52 Span Mirage F-i 44 F-104 36 Plans $3500 PP Canopies $800 PP Best Scale Catalog 2 British $900 BOB HOLMAN PLANS PO BOX 741-MA SAN BDNO CA 92402 factory owner two lawyers nuclear phys icist engineering editor na tional publication Hangar 13 would glad hear lost former members ac quaintances competitors associates Golden Years model aviation Details September 9 reunion can Conrad Hansen 424 Volusia Ave Dayton OH 45404 Jim Enking Beloit WI Its Beauty might find enclosed photograph model interesting enough publish own design fuselage epoxy-fiberglass laid up mold wing expanded polysty rene 1 lb per cu ft Covering 6 ply MonoKote engine very old Enya 60 Perry P-30 pump move fuel CG Span 48 fuselage 62 Weight 10 lb wing halves cut hot wire First contour cut top view ply wood root rib temporarily glued foam double-sided carpet tape nothing worse rib moves during cut ting process no wing tip no tip rib % x %-in hardwood strip glued LE belongs hot wire started parallel trailing edge maintaining orientation wire moved way front wing wire rides root rib LE Afterward balsa strip leading edge added rounded aesthetic reasons truly worried whether more-orless flat plate airfoil would deliver suffi cient lift worry did does Only sharpest eyeballs detect ab sence whatever dimension missing airfoil does need master sculptor create beautiful Ogee-curved wing silhouette overhead evokes gratifying comments Martin J Dietrich Beaverton OR Right Homer Hooray Homer Gobson May issue too wondered about Bill Winter Bill Evans read article Simitar Slow Motion started 40 built considered Continued page 138 12 Model Aviation STEP BACKWARDS PRECISION MODEL PRODUCTS /ZIIflJ Made USA j7BARSTOCK ALUMINUM SPINNERS RetailAppros PriceWeight $1395058 oz 1495095oz 159510002 1695160oz 1895150oz 1895190oz 2095170or 2295220oz 2495200oz 2695260oz 2895250oz 3695340oz 4995470or 5995520oz 6995570or 3 Pieces Cone Back Plate Retainer Screw Note 3 4 Blade Spinners Available tn Stzes Add $3 00 Per Sptnner PROP NUT ADAPTORS V Size . 1/4-28 28/7mm .6x1Omm 7x1Omm 5/1624.. 8x1Omm 8x12Smm 3/824 Approx Weight 061 061 or 063 or 082 076 076 02 076 075 sz 117 oz 115 02 3 Pieces Nut Washer Machined Bushing Add $350 Shipping Handling Prices subject change notice ROMCO MFG INC OX 836 SOUTH HOUSTON TEXAS 77587 713 943-1867 / *ALL PARTS PRE-CUT & PREPAINTED O4/ BUILD & FLY IN TWO HOURS PAPER AIRPLANES 433 NIHOA STREET KAHULUI HI 96732 USA CATALOG $750 Contains 1000s paper airplanes postage stamp size 6 foot wing span Gliders rubber powered Diecut youcut Largest known source paper airplanes world Cost catalog deducted 1st order over $2500 ASTOUNDINGt CataLog AIR aL4plane aboue $1050 ptua $250 pohaga Letters Editor Continued page 12 sick 60 40 did fine job Keep up Homer Show young kids Beno Echerd South Padre Island TX Safety/Preston Continued page 22 associated gasoline-filled fuel cans let ter did catch eye dated September 1986 came Ernest Razzano li censed A&E mechanic 50 years experi ence Ernies letter responded article previ ous Safety column concerning hazard hav ing fuel cans batteries close proximity sent photos flight box using did use automotive fuel pump dis pense gasoline However Ernie has battery powering fuel pump located separate flight box also houses electric starter phone jack battery box used make electrical connection would welcome letters opinions pro con use electric pumps dispens ing gasoline models particular besides Ernie Razzano using automotive fuel pumps purpose would care tell us about setup Before leaving subject fuel fires/explo sions Jim Baxter Spokane WA sent news paper clipping headline Arson Sus pected Hobby Shop Fire Jim highlighted segment clipping stated 30 50 gallons methanol-based model airplane fuel stored building did ex plode letter Jim commented Since store totally gutted suspect fuel en hanced intensity fire Im sure did reason mentioning newspaper ac count question whether fuel stored metal cans safer plastic jugs guess fuel hobby shop plastic jugs melted allowed fuel burn cans metal its guess may well have exploded Any comments safety metal versus plastic fuel storage containers will welcome responding advertisers mention read about ModelAvlatlon Prime Cut/Sarpolus Continued page 31 glass cowl must trimmed necessary clear engine cylinder Mount cowl using four nylon bolts fit holes tapped fuse lage sides Tap holes A-in plywood aluminum landing gear held place A-in nylon bolts tail surface foam cores also sheeted %2 balsa Cut sheeting apart along hinge lines trim back allow added balsa edging Join horizontal stabilizer halves reinforcing fiberglass cloth epoxy Glue stabilizer fuselage elevators controlled its own servo pushrod Glue vertical fin place rudder linkage via pushrod cables tail wheel steering linked rudder small springs Balsa blocks must shaped installed behind fu selage top pieces side fin recess surfaces accept A-in plywood pieces nylon horns mounted control surfaces ailerons elevators rudder horns retained self-tapping sheet metal screws Epoxy plywood mounts control surfaces recommend using larger 4-40 threaded rods devises linkages Fiberglass tube pushrods used elevator linkages use iAin plywood servo mounts fuse lage Using separate servos elevators its own pushrod allows pushrods perfectly straight Since pushrods cross over within fuselage elevator servos mounted % higher other keep two pushrods rubbing together made up aileron extension cables Y harness two aileron servos mounted wing 1200 mAh battery pack used wrapped foam rubber positioned re cess cut foam fuselage top block bat tery pack can located behind wing posi tion necessary balance Landing gear tail wheel assembly can opy sheet aluminum landing gear can cut %2 aluminum stock available use Morrissey Bravo landing gear Sig Manufac turing Co secured T&D Fiberglass wheel pants inserting two screws through alumi num gear plywood block epoxied inside wheel pants Alternatively Sig B&B Special ties stock mounts wheel collar type leaf-spring tail wheel assembly heavy-duty model CB Associates 16oz fuel tank used space available 138 Model Aviation Paper Flying Scale Model Airplane $700 Part No IT-iSO-B fl175-B fl200B T1-225-B T1-226-B 11-250-B 11-25 1-B 11-275-B 11276-B 11300-B 11301-B 11-325-B 11-350-B 11375-8 TT-400-B Sire .. 1112 .. 13/4 .. 21/4 .. 21/4 FAt .. 21/2 2-1/2FAI . 2314 2314 FAt FAI .. 31/4 3112 . 3-314 . 4 Part No 11140-A TI 147A TT6 10-A TT-7 10-A TI- 516-A IT- 518-A TT-8 10-A 11-825-A IT- 375-A IT- 125-A Retail Price $495 495 495 495 495 495 495 495 595 595
Edition: Model Aviation - 1989/09
Page Numbers: 8, 10, 12, 138
THIS MONTHS BEST SELLERS FROM ROBBE Knowledgeable dealers nationwide recommending Robbe Schiuters hottest kits See Authorized Robbe Schiuter Service Center today immediate kit 89 catalog orders can Robbe direct 201-3592115 FF Scale Mile Square Ah guilt association Please tell John Oldenkamp loved comments Pussy Cat design April 1989 issue article FF Scale Mile Square attributed Pussy Cat one-design event wrong organiza tion Flight Masters did sponsor ganize run event work Thermal Thumbers Specifically work Gary Stan Buddenbohm Dick Peterson jointly thought up idea publicized ran contest paid prizes out own pockets complete coincidence Pussy Cat contest ran same day Flight Masters contest think planned way three guys something like year Last years one-design event Thermic 20s Dick Peterson pres ident Thermal Thumbers year Gary Buddenbohm vice-president really deserve recognition ef forts Aside glitch thought arti cle great enjoyed fine pictures very much Dick Baxter Laguna Niguel CA Dick notes hes ex-president Thermal Thumbers also member Flight Masters Re FF Scale Mile Square April 1989 Model Aviation page 98 top Don Schlossburgs model iden tified Piper Vagabond fact Piper Super Cruiser wifes model correctly identified page 99 Vag abond Also left photo top page 99 model Dons hand said Chipmunk actually Jodel Only color schemes similar Chipmunk know painted like late Art Scholls Also bit clarification order con cerning Alexander Bullet shown page 44 model final version C-7 165-hp Wright J-6 engine version fixed gear Continued page 10 VIVA F LA JODEL Outstanding Sport SPECiFICS Wing span 56 e Surface area 543 sq Weight 5-6 lb e Wing loading 20-25 oz 0 Engine 45-65 FS 45-60 TS Radio 4-channel VfAe old timer perfectly proportioned modeling Curtiss Robin 049 Engines -Channel RIC 41 Wingspan Electric Power Optional Very few lull scat aircatt ideally suited model flight appealing old Curtisa Robin tt born spruce linen age heautifutty proportIoned rubber electric glow engines Easy fun build trainer-lihe performance Flyllne Models Catalog 500Phone 17031 273-0593 FLYLINE MODELS INC 7 PO Box 2136 Fairfax VIrgInia 22031 USA r Sticks/Stays Engine Easy Read-Accurate Avoid Damaging Lean Runs $ 8 Model Aviation Letterstm oThe Editor letters will carefully consIdered general interest used Send Model AvIation 1810 Samuel Morse Dm Reston VA 22090 Ord No llovetbte .Vl IQO baeC 1000 selvO Send new full-color catalog today $3 ForeIgn orders OLTD 0 AERODROME 1 2623 S Miller Rd 4WA--- Saginaw Ml 48603 aO5Ej5 81-3000 cylinder Head Label THERMOMETER -A FIRE Mk IX 1/6 SCALE Wing Span65 Wing Area714 sq Weight7-8 lbs Engine61 2c 90 4c MADE IN THE USA Receive FREE cockpit kit PICA standoff scale model purchased between July 11989 September 30 1989 sending proof-of-purchase PICA postmarked no later October 31 1989 Proof-of-purchase end label kit box original bill sale will no exceptions dates offer bill sale must clearly show dealers name address Void prohibited law coupon must accompany request NAME ADDRESS MODEL fAI F SIZE CITY STATE ZIP PICA ENTERPRISES INC 2657 NE 188th STREET IFLORIDA 33180 935-1436 HlY Horn hobby specialnes ASTRO PLItOHJ SySTEMS Challenger Cobalt 4 call 020 Direct $ 7640Geared$ 9771 Challenger Cobaft 5 cell 035 Direct $ 8920Geared$11046 ChallengerCobalt7caIIi QoDirect $10621Geared$12740 ChaliangerCobaftl2ceI ISOirect $14020Geared$16140 ChallengerCobalt iriceli 20 Direct $16570Geared$18606 ChallengerCobahil8cel 40 Direct $19540Geared$21671 Challenger Cobalt 24 cal 60 DIrect $29471 Astro DC/DC Super Charger up 26 cells$8296 Astro AC/DC Charger ajrrent adiOt$5000 Astro DC/DC Charger$3200 Astro Electric ThroOle$5596 Antro On-Oft Motor Control Electronic$2196 AEQBIEL Anderson Power Pole Connector 14 hoasings /4 pins $200 /pr Gold Pin Moles Connector$210 /pr Tarolyc Connector$150/pr Hi-Flea lAke 39 ea red & ldadr 16 Ga/240 Strond$200 Daneys3OArrp Metert$1995 Micro Swftch Haroeset$450 3/18 Flat Erald tar Soldering Baflerles$050 /0 Heat Shrink Tubing Bafterles 25 fOr 4SOAR 900 & I200SCR Flat Facto5150/0 3tnrltOOAR Flat Packs$160/ft 4tOr800AR & 1200SCR Stacked Packs$185/S CANW3 CUT-OFF" BATTERY PACKSt CELLS 4Cell 450mA$1900 SCell 4SOroA$2300 400AR 535066 eCell eOOroA$2920 7Celt 600ntAS3315 800AR $395ea 6 Cell 900 roA $2960 7 Cell 900 roA $3385 900SCR $4OOea 6 Cell l200roA $2920 7 Cell l205tnA $3315 12005CR$395e5 packs aired Oat packs t Please specIfy desIred connectoro ELECTRIC POWER KITS MMC USreMKiV 96 Span Sailanetor 05 Gear$3796 MMC Electric Playboy 67 Span Old Tlroer 05 Gear$2600 Astro Challenger 73 Span Sanplene tsr 05 Gear$3250 EMD Electre GIlde II 73 Span Seaplane tsr 0053100 EMD thennic Traveler Sailplane 76 Span tsr 00$3100 EMD Sky tnight 44 Span TreinertorOS$2400 EMD Llgtrtning 39 Span Aerobatic Span Model 05$2400 MMC Feet Eddie Aerobatic Sport Model tsr 05$2400 $2400 warro sport open Mnuflutr o CHIPPING & HANDLING76 Page CATALOGUE Up $900 add52005200 pp/lot Class free 5901 $2000 add$250when requested order $2001 $4500 add$325 $4501 1057000 add$375 Over $7600 add$450HOBBY HORN CA Addressees add 6% tax Send 3 Moron St [A] MO VISA/ MC # & Eap Date OBoc 2212 Check allow upto 30 days tsrwealmmnster Ca 926G4 check clearance COD t charges pius $150 893-8311 handling Cash OnlyHtS Mon-Fri 9AM 5PM however C-i C-3 C-5 re tractable also considered produc tion models Bullet C-i serial #2001 Kinner K-S 100 hp prototype longer fuselage C-7 im prove handling fixed gear pro vided placate afraid newfangled retracting gear Retracts available option James G Smith Erial NJ Hangar 13 Reunion Saturday September 9 1989 Hangar 13 Model Airplane Club will again have reunion Holiday Inn Greater bit An early evening dinner meeting will cap days activities informal fun flying hangar flying socializing antici pated 35 old-timers Family mem bers few old friendly competi tors will about double attendance figure Founded 1928 eve Great Depression Hangar 13 active progressive club well known Mid west community about 25000 pop ulation club maintained average ac tive membership 50 Activities evolved Scale model construction Rubber Glider sport competition flying formative period Free Flight gaspowered modeling June 10 1935 saw Hangar 13 chartered chapter National Aeronautic As sociation USA Thirty-eight cardcarrying NAA members designated Patriotic citizens members good stand ing charter document World War II became war attrition Hangar 13 membership worn thin members military defense obliga tions As entity Hangar 13 gone its spirit prevailed us satisfaction reality discipline direction fellowship propelled us careers aviation asso ciated fields endeavor Hangar 14 born air-minded community less year after Lindbergh overfiew city during goodwill tour US following solo transatlantic flight club based Beloit YMCA solidly supported local associations commerce Under leadership Conrad W Hansen Jr became NAA offi cial Hangar 13 instrumental starting intrastate flying competition Wisconsin club participated interstate na tional competition mid-1930s 70 long-term members counting joined just before war disrupted clubs operation revealing albeit rough count care ers aviation related fields sampling shows six profes sional pilots several aircraft mechanics least seven various areas engineering several journeyman patternmakers pat tern shop owner toolmakers tool de signers commercial furniture designer/ Continued page 12 10 Model Aviation tA SCALE Wing Span88 Wing Area1270 sq Weight12-14 lbs Engine9018 2c 12-20 4c CONTACT YOUR LOCAL DEALER MA / Ii FREE COCKPIT KIT Todays R/G helicopters technological wonders features such autorotation collective pitch bell-hiller mix automatic tail compensation can easily loop roll fly inverted hands experienced flier Most machines require special engines radios designed helicopter use specialised accessories initial cost can run between $750 $2500 Well worth want best GMP offers wide range machines what about entry level modeler wants try RIG helicopters before making such large investment meet need GMP introduces new REBEL very simple low cost R/G helicopter specifically designed help entry level modeler test develop flying skills REBEL can flown low cost airplane type 4 channel radios 40-50 airplane en gines mm wmin m w mm Gorham Model Products Inc Initial cost REBEL about $250 $325 add gyro Any entry level modeler will enjoy new REBEL looks flies great excellent trainer sports mo del So dont let R/G helicopter challenge pass come fly REBEL GIANT STEP BACKWARDS WE DONT THINK SO 23961 Craftsman Rd Calabasas CA USA 91302 1818 992-0195 FAXI818 702-0117 THORPE BROS PLANS FROM ENGLAND F-lB 49 Span F-20 40 Span F-4 52 Span Mirage F-i 44 F-104 36 Plans $3500 PP Canopies $800 PP Best Scale Catalog 2 British $900 BOB HOLMAN PLANS PO BOX 741-MA SAN BDNO CA 92402 factory owner two lawyers nuclear phys icist engineering editor na tional publication Hangar 13 would glad hear lost former members ac quaintances competitors associates Golden Years model aviation Details September 9 reunion can Conrad Hansen 424 Volusia Ave Dayton OH 45404 Jim Enking Beloit WI Its Beauty might find enclosed photograph model interesting enough publish own design fuselage epoxy-fiberglass laid up mold wing expanded polysty rene 1 lb per cu ft Covering 6 ply MonoKote engine very old Enya 60 Perry P-30 pump move fuel CG Span 48 fuselage 62 Weight 10 lb wing halves cut hot wire First contour cut top view ply wood root rib temporarily glued foam double-sided carpet tape nothing worse rib moves during cut ting process no wing tip no tip rib % x %-in hardwood strip glued LE belongs hot wire started parallel trailing edge maintaining orientation wire moved way front wing wire rides root rib LE Afterward balsa strip leading edge added rounded aesthetic reasons truly worried whether more-orless flat plate airfoil would deliver suffi cient lift worry did does Only sharpest eyeballs detect ab sence whatever dimension missing airfoil does need master sculptor create beautiful Ogee-curved wing silhouette overhead evokes gratifying comments Martin J Dietrich Beaverton OR Right Homer Hooray Homer Gobson May issue too wondered about Bill Winter Bill Evans read article Simitar Slow Motion started 40 built considered Continued page 138 12 Model Aviation STEP BACKWARDS PRECISION MODEL PRODUCTS /ZIIflJ Made USA j7BARSTOCK ALUMINUM SPINNERS RetailAppros PriceWeight $1395058 oz 1495095oz 159510002 1695160oz 1895150oz 1895190oz 2095170or 2295220oz 2495200oz 2695260oz 2895250oz 3695340oz 4995470or 5995520oz 6995570or 3 Pieces Cone Back Plate Retainer Screw Note 3 4 Blade Spinners Available tn Stzes Add $3 00 Per Sptnner PROP NUT ADAPTORS V Size . 1/4-28 28/7mm .6x1Omm 7x1Omm 5/1624.. 8x1Omm 8x12Smm 3/824 Approx Weight 061 061 or 063 or 082 076 076 02 076 075 sz 117 oz 115 02 3 Pieces Nut Washer Machined Bushing Add $350 Shipping Handling Prices subject change notice ROMCO MFG INC OX 836 SOUTH HOUSTON TEXAS 77587 713 943-1867 / *ALL PARTS PRE-CUT & PREPAINTED O4/ BUILD & FLY IN TWO HOURS PAPER AIRPLANES 433 NIHOA STREET KAHULUI HI 96732 USA CATALOG $750 Contains 1000s paper airplanes postage stamp size 6 foot wing span Gliders rubber powered Diecut youcut Largest known source paper airplanes world Cost catalog deducted 1st order over $2500 ASTOUNDINGt CataLog AIR aL4plane aboue $1050 ptua $250 pohaga Letters Editor Continued page 12 sick 60 40 did fine job Keep up Homer Show young kids Beno Echerd South Padre Island TX Safety/Preston Continued page 22 associated gasoline-filled fuel cans let ter did catch eye dated September 1986 came Ernest Razzano li censed A&E mechanic 50 years experi ence Ernies letter responded article previ ous Safety column concerning hazard hav ing fuel cans batteries close proximity sent photos flight box using did use automotive fuel pump dis pense gasoline However Ernie has battery powering fuel pump located separate flight box also houses electric starter phone jack battery box used make electrical connection would welcome letters opinions pro con use electric pumps dispens ing gasoline models particular besides Ernie Razzano using automotive fuel pumps purpose would care tell us about setup Before leaving subject fuel fires/explo sions Jim Baxter Spokane WA sent news paper clipping headline Arson Sus pected Hobby Shop Fire Jim highlighted segment clipping stated 30 50 gallons methanol-based model airplane fuel stored building did ex plode letter Jim commented Since store totally gutted suspect fuel en hanced intensity fire Im sure did reason mentioning newspaper ac count question whether fuel stored metal cans safer plastic jugs guess fuel hobby shop plastic jugs melted allowed fuel burn cans metal its guess may well have exploded Any comments safety metal versus plastic fuel storage containers will welcome responding advertisers mention read about ModelAvlatlon Prime Cut/Sarpolus Continued page 31 glass cowl must trimmed necessary clear engine cylinder Mount cowl using four nylon bolts fit holes tapped fuse lage sides Tap holes A-in plywood aluminum landing gear held place A-in nylon bolts tail surface foam cores also sheeted %2 balsa Cut sheeting apart along hinge lines trim back allow added balsa edging Join horizontal stabilizer halves reinforcing fiberglass cloth epoxy Glue stabilizer fuselage elevators controlled its own servo pushrod Glue vertical fin place rudder linkage via pushrod cables tail wheel steering linked rudder small springs Balsa blocks must shaped installed behind fu selage top pieces side fin recess surfaces accept A-in plywood pieces nylon horns mounted control surfaces ailerons elevators rudder horns retained self-tapping sheet metal screws Epoxy plywood mounts control surfaces recommend using larger 4-40 threaded rods devises linkages Fiberglass tube pushrods used elevator linkages use iAin plywood servo mounts fuse lage Using separate servos elevators its own pushrod allows pushrods perfectly straight Since pushrods cross over within fuselage elevator servos mounted % higher other keep two pushrods rubbing together made up aileron extension cables Y harness two aileron servos mounted wing 1200 mAh battery pack used wrapped foam rubber positioned re cess cut foam fuselage top block bat tery pack can located behind wing posi tion necessary balance Landing gear tail wheel assembly can opy sheet aluminum landing gear can cut %2 aluminum stock available use Morrissey Bravo landing gear Sig Manufac turing Co secured T&D Fiberglass wheel pants inserting two screws through alumi num gear plywood block epoxied inside wheel pants Alternatively Sig B&B Special ties stock mounts wheel collar type leaf-spring tail wheel assembly heavy-duty model CB Associates 16oz fuel tank used space available 138 Model Aviation Paper Flying Scale Model Airplane $700 Part No IT-iSO-B fl175-B fl200B T1-225-B T1-226-B 11-250-B 11-25 1-B 11-275-B 11276-B 11300-B 11301-B 11-325-B 11-350-B 11375-8 TT-400-B Sire .. 1112 .. 13/4 .. 21/4 .. 21/4 FAt .. 21/2 2-1/2FAI . 2314 2314 FAt FAI .. 31/4 3112 . 3-314 . 4 Part No 11140-A TI 147A TT6 10-A TT-7 10-A TI- 516-A IT- 518-A TT-8 10-A 11-825-A IT- 375-A IT- 125-A Retail Price $495 495 495 495 495 495 495 495 595 595