Contml Line Racing John Ballard John tells us about custom engine test stand column Holds superhot Rossi steady rock old-style wood en stand may withstand todays highoutput Racing engines high-nitro fuels INNOVATiVE EQUIPMENT As contest season Racing full swing have noticed competitors have spent winter months engineering some nice additions equipment first ingenious test stand bench running engines As nitro fuels engine horsepower increases old standard wooden stands just will hold new high-powered engines running 20-30000 rpm particular stand see photo utilizes aluminum plate two aluminum blocks threaded spring-loaded Allen bolts center pivot outside block back nut off put maximum tension engine mounting lugs Also installed piece plastic hanger capture fuel tubing avoid its flopping breeze particular stand mounted tripod also wire brought down ground back prevent torque engine well-organized flight box comes local hardware store can save fllerfrom making manytrips backtothe car pulling tripod over ObviouslyIn travels around country have test stand could mounted aseen competitors tuning engines variety areas securityContinued page 177 82 Model Aviation Steve DeBords Slow Rat triumph technologybut much does win Hes equipped engine marine cylinder headand liquid-cools Plumbing carries ilquid radiators wing tips vents wing duct air through radiators Note Gee Bee-type cockpit fin cockpit fin required AMA Slow Rat rules Steve DeBords goodies super adjustable Racing CL handle Tunny-lOOKIng tail sticking out right line-grouperit keeps lines very close together reduces line drag also helps prevent snagging line another pilots head body inset photo shows line-adjustment feature cylindrical knobs internally-threaded Allen-head setscrew rides slot milled line-bolt preventing rotating limiting its amount in/out travel its good thing Deflord machinist trade stuff would fantastically expensive CL RacinglBaflar Continued page 82 evening before major race test stands mounted small step ladder would put concrete block some heavy object back side ladder keep engine torquing over Generally ladders wooden quite sturdy several occasions have seen com petitors saw off back area sturdy wooden chair using seat portion mount test stands four legs prevent chair tipping over chair and/or small step ladder can carried easily trunk car obviously plastic fuel tank can mount edwithrubberbands andthen stand can used test engines site under climatic conditions racing will held also observed nifty flying handle machined Steve DeBord fits hand quite well has threaded adjust ment screw oorruct slight elevator mis alignment addition Steve has devel oped line grouper~ tests seems improve airspeed approxi mately seconds per seven laps course assuming lines enter plane grouped position also Obviously two lines exiting wing line clips will slow plane down much half-second seven laps since maximum drag lines out near aircraft Grouping wires handle certainly effective does account seoonds per seven laps Engine cooling water-cooled Slow Rat engine travels also observed oompetitor apparently having problems cooling engine observed added boat race car head engine ran water- coolant-circulating system ran out wings Two ducts out wing tip area picked up cool air cooled water during flight dont know effective procedure certainly have overheating problems Midwest 950 days 80% relative humidity running 65% nitro Slow Rats ~i1}4AT1S NOTI-fINcE TIfR& rmrnrnrnrnrnI Mode~s1 FRCatalog U IEE II II II Hundreds unusual tools borrowed Jewelry UGunsmithing Clock Making professional model Making trades NOW AVAILABLE TO YOU BY MAIL guaranteed l LL Use coupon send name address MICRO-MARK Box 5112 PR 24 East Main St. Clinton NJ 06809 FlAME EADDRESS CflY_________________________ STATEZIPJ Compact flight kit During recent con test Chicago observed well-displayed organized flight kit photos shows item fairly self-eplanatory screwdrivers pliers line reels fuel containers battery other items readily accessible addition box measures little over 2 ft long 1 ft wide certainly eliminates need competitor carry heavy metal ma chinists toolbox around minor work aircraft Computerized statistics just received computer printout Northwest Drizzle Circuit Racing oolleagues some 10 pages long summarized year-long performances competitors two events total summary per formances both Northwest Sport Race Northwest Super Sport Race competitors flew two events contests December 11 1983 through April 1984 displayed addition fast heat circuit record times recorded fast heat time competition computer iUY WHO HAS T1OVffL FLYINc VATICALLY V 0 \ / atEAA. 1k . programmed easy access information about heats flown type plane engine used Certainly someone spent considerable amount time programming oomputer body information makes excellent com parison used times turned same events Midwest area since rules quite similar both geographic areas Scale Racing tank design mounting have several requests help advice competitors concerning erratic engine runs Scale Racers questions fairly well summarized Canadian neighbors Bryan Faisey Ontario well others has tried several types tanks much success Initially would GLASS CLOTHO6 oz Lightest best covering gLass clothOS os/sq yd Satisfied customers 49 States ft 24 Countries KDAN PARSONS PRODUCTS- Dept lSft$20S0. lOft$366035wlde Postage pd US ft CanImmediate shipment Check MO MeeterCard ft Visa welcomed 11809 Fuimer NE Albuquerque NM 87111 SOS 296-2353 September 1984 177 MROM icro Mark Small Tool Specialists SILICONE gasoline 10 foot coils TUBING V ID 062092125u s POST S/coil 235265325545/COIL LARRY DODGE AERO INC 0210 MANNINGSTILLWATER MN 55082 5CALE DOCUMENTATION SCALE DRAWINGSPHOTOS SOOKLETS EL PLANS 1983 AIRPLANE CATALOG $260 UTIANAtIONAL 198349900 MC KENZIE I-IWV SVIDA OREGON 97499 861 Isom RoadSan Antonio iX 78216 512 3416712 FUTABA 7FGK FM W/4 5-12820995 7FGK W/4 S-2818495 6FGW/4 S-2815495 4FGW/4 5-2814395 4LW/3 S-2810495 S-28 SERVO1895 PLANES Great Planes T-606195 Great Planes Cap2t406195 Goidheeg Sr Falcon9095 Goldberg Eagle 63 3795 Crafl Air Drifler II 1795 raft Air Piece Otake 1795 EPOXY GLUE Descon 30 Minuie 9 Ounce 95 ISescon 5 MinnIe 9 Ounce 595 Hobbyposs 118 Ounce 359 Hobbpos I. 0 Ounce 559 Rebel R/t 30 MinnIe 9 Ounce 975 TOP FtI1-lT Monokole Opaque 3 Rolls 1695 Monukote Trans. 3 Rolls 1695 Monokole Mel. 3 Rolls 2095 Heal Gun 1995 Heal Iron 1395 CYA NOACRY LATE Hot Stuff 115-1 Ounce149 Hot Staff IISTl Ounce149 Hot Stuff HS-4 2 Ounce499 Hot Stuff IIST-4 2 Ounce499 Hot Shot245 Jet Ounce159 Super Jet Sauce159 Jet 2 Ounce Super Jet 2 Ounce 25 PlEASE NOTE Prices subject cbange mantifacltteers prices cbauge items subject usoitabilit lime sale Prices effect until nest Model Asiation Issue Sboss room prices ma sllgbtl higber sit shon room u hile San Antonio 101 toe discount price list refnnded first order Shipping & Handling Prepaid orders 531111 tot redit turd orders $595 Ilserseas orders add estimated shipping 25 deposit required first time Itt 55ssalcs us reqttired Jesus residents tersonul checks dclu shipping t5dus P0 Box 2790 Park Falls WI 54552 Proudly Presents say first problem area mounting engine engine must securely mounted fuselage must capable taking full 25-30000 rpm engine vibration cases vibration noticed engine runs ground air pilot can sense through handle harmonic vibration engine passes through various rpm levels pilot must inform aircrafts owner though aircraft appears vibration-free ground apparent problem must eliminated vibration problem non-existent find largest area erratic runs usually comes feed-tube location relative needle valve feed tube must come out line parallel needle valve also same distance fuselage spraybar assembly some models difficult certainly will cause erratic unstable engine performance cases com petitors will bring feed line out bottom tank needle valve assembly will approximately halfinch higher up feed line will cause initial problem addition pressure line should lie inside filler neck tank exit tank convenient location dont think exit position pressure fitting engine nearly critical feed-line location since have engines run pressure center backplate also tapping 4-40 fitting top rear cover mounting-holes both engines perform equally steady also run overabundance fuel approximately 3 oz feel head fuel feeding engine much stable excess than three-quarters tank emptied between start pit stop also leaves enough fuel should sour run improper needle valve setting suddenly occur can com fortably bring aircraft early pit say 10 12 laps race readjust needle valve still have enough fuel complete normal pitting sequence including extra stop have found feed line being much er away fuselage center needle valve spraybar location can cause erratic engine runs Special event Reno Nationals received correspondence Carl Mar schinke concerning Control Line Formula Unlimited Racing during Nats week Saturdsay August 11 trophyawards fuel event will provided Tucson Cholla Choppers rules event published July issue Model Aviation page 122 Anyone wanting information con cerning event can contact Carl 5357 Eastlimd Tucson AZ 85711 Racing equipment availability just WWi THE JOURNAL 01 WTHE EARLY AEROPLAJIE / Join collectors restorers replica builders histo rians modellers over world authoritative organIzation devoted Nag niflcent ll4ng Machines Receive five issues year WW1 AERO featuring types aIrcraft 1900-1919 issue containing histories photographs construction drassings en gines performance data models lore written experts Leam about projects over world Discover complete source Information parts models Published regularly since 1961 SANPIL ISSUE $400 WORLD WSR 1 15 Crescent Road Poughkeepsie NY 12601 USA received rather lengthy note catalog George Hubschmidt As am sure Racing competitors remember George used tour through East Coast Midwest areas whole truckload goodiesprimarily Racing Speed accessories Due health problems George has retired regular job now operating Hubschmidts Hobby Center full-time Georges brochure loaded difficult-to-find Racing items few mentioned letter substantial stock K&B 58 en gines well 05 36 rear-discvalve engine George indicated would happy send out brochures free ANEWSPACESAVING FUEL CONTAINER FltalnYnueBaa n 2112u73IIhighsR1/8 Tuagli Rigid Pulyslhyintin Inciudna Taking plan $1 pautqn North Products PO Box 18419 Cleveland Heights OH 44118 RADIO EQUIPMENT EXCHANGE Sex 561 Dept MA Park Ferest IL 60466 LIST YOUR USED RADIO EQUIPMENT FOR SALE No fee lIsting ow available Send SASE details 178 Model Aviation Gal1 11 STICK &TISSUE MODELSFOAM SCALE ARE GREATMODELS new stinutfoam baitdn Punouts witba diffurnoca youtt noinyat up lowest cont Suvural scala da signuavaitabla antique clas uicwarbirds & bomubailts Sand SlOOfor latest plans list foam namplan diucount coupon etcSW S2MA sn cn&a GETAFREE CO-2 MOTORWI S4024 62 SPAN 40 ENGINE 45 CHANNEL NIC First Series Great Flying Canards RIC Modeler SCALE DOCUMENTATION SCALE DRAWINGSMODEL PLANS PHOTOS BOOKS EPLA-TECI--I 1984 AIRPLANEjNTcRNATIoNAL CATALOG48500 MC KENZIE HWY $300VIDA OREGON 97448 ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX AMA Membership131 Ace AC Inc55 Airtronics2 American Jr Heritage Models148 Applied Design Corp154 Astro Flight161 Balsa USA149 Bayou Products22 Black Hawk144 Bru Line Industries28 Byron Originals16132 140 176 CB Associates22 Carolina-Taffinder136 Johnnie Casburn Mfg23 Circus Hobbies97 Cleveland Model & Supply Co162 Consumers Guide AC Aircraft Prod..141 Consumers Hobby Corp90-91 Coverite158 Cox Hobbies101 D&D Engineering176 DGA Designs26 Dan Parsons Products177 Davey Systems Corp10155 Detroit Expo145 Larry Dodge Aero Inc177 Dougs Hobby Shop156-157 Du-Bro Products Inc14 E&L Manufacturing167 Eastcraft Specialty Products49 Eberles Hobby Shop151 FAI Model Supply150 FHS Supply Inc28 Fabtronics160 Flyline Models144 Foam Scale Models178 Fourmost Products165 Fox Manufacturing Co26 Woody Frantz136 Full Command Systems169 Futaba Corp America83 Gator AC Products173 Gemini Models150 Carl Goldberg Models170-171 Goliath Whirlwind Aircraft133 Gorham Model Products17 Great Lakes Model Co26 Great Planes Model Mfg Co1 H&N Electronics152 Historic Aviation9 Hobby Barn134-135 Hobby Horn158 Hobby Lobby International13 Hobby Radio Shop24 Hoffelt Group160 Ikon Northwest Co159 Indy RC Sales Inc146-1 47 K&B Manufacturing Co25 K&S Engineering161 Knights Air175 Kraft Systems Inc29 Kustom Kraftsmanship136 Leisure Electronics154 Eldon J Lind Co150 Lone Star Models5 MACS Products51 Majestic Models161 Marks Models47 Master Kit24 McDaniel AC Service24 Jim Messers Quality Model Products .. 144 Micro Mark177 Midwest Model Supply Co152 Midwest Products Co53 Model Magic Products159 Model Rectifier CorpCovers 2 & 3 Mutchlers Hobbies138-1 39 Nor-Cal Avionics136 North Products178 PK Products24 Pacer Technology & Resources148 Hal Payne Enterprises132 Peck-Polymers160 Penn Valley Hobby Center159 Pica Products4 Polks Model Craft Hobby6-7 Precision Sanding Tools22 AC Kits Mfg144 Radio Equipment Exchange178 Rebel AC178 Repla-Tech International178 Robbe Modellsport153 Roush Mfg Co140 SR Batteries172 S&W Hobby Supply174 Sachs-Dolmar137 Saf-Flite Models177 Satellite City150 Scratch-A-Plane41 Sig Manufacturing Co11 161 176 Sheldons Hobby Shop10142-143 St Croix Park Falls Ltd178 Sterling Models16 C Sweitzer Enterprises132 Tatone Products Co144 Taylor-Craft Ltd152 Time Life Books27 Top Flite Models Inc168 Tower Hobbies163 US Eagle166 VL Products162 WE Technical Services8 Williams Brothers164 Windsor Propeller Co16 World EnginesCover 4 World Helicopters87 World War Aeroplanes Inc178 Zenith Aviation Books15 Nick Ziroli Models140 ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX asking interested parties will write Hubschmidts Hobby Center RD #1 Box 318 Ewan-Aura Rd Glassboro NJ 08028 As always comments solicited appreciated John C Ballard 10102 Kimblewick Dr Louisville KY 40223 Balloon RacelCrispin Continued page 86 sometimes have opportunity ride aircraft performing balloons case Burlington author such oppor tUnity BARKS arranged take ffight Tiffany flight beautiful Sunday morning light breezes Tom Anderton floated peacefully most-wonderful flight across countryside something shall never forget describe such flight Quiet hear birds singing talk people ground enjoy flight has no sensation motion except visual After airspeed zero experience thank BARKS Tom Anderton lovely bride Shay chase crew cooperation weather would like conclude little poem Tom Anderton gave Balloonists Prayer winds have welcomed softness sun has blessed its warm hands have flown high well God has laughed set gently back arms Mother Earth Tach ModslPerry Continued page 89 meter face can changed using pen India ink printed scale available both Micronta Ace meters meter cover snap fit over body meter removed gently prying up edges meter face held two screws either side move ment printed scale can glued di rectly over existing face using contact cement double-sided tape re moving meter cover face meter careful bend nee dle damage meter movement replacement 1% precision resistors should installed locations shown photos 220K-ohm resistor re places 80K-ohm R14 Heath circuit Ace circuit requires 15Kohm color code Brown Green Black Red Brown replaces 20K-ohm R18 Red Black Black Red Brown 10K-ohm Brown Black Black Red Brown replaces 499-ohm R19 Yellow White White Brown Brown small soldering iron 40 watts less should used avoid damaging printed circuit board components Continued page 180 September 1984 179 FLYING NEAR Al RPORTS BE CAREFUL PROTECT YOUR RiGHT TO FLY Safe Flying No Accident
Edition: Model Aviation - 1984/09
Page Numbers: 82, 177, 178, 179
Contml Line Racing John Ballard John tells us about custom engine test stand column Holds superhot Rossi steady rock old-style wood en stand may withstand todays highoutput Racing engines high-nitro fuels INNOVATiVE EQUIPMENT As contest season Racing full swing have noticed competitors have spent winter months engineering some nice additions equipment first ingenious test stand bench running engines As nitro fuels engine horsepower increases old standard wooden stands just will hold new high-powered engines running 20-30000 rpm particular stand see photo utilizes aluminum plate two aluminum blocks threaded spring-loaded Allen bolts center pivot outside block back nut off put maximum tension engine mounting lugs Also installed piece plastic hanger capture fuel tubing avoid its flopping breeze particular stand mounted tripod also wire brought down ground back prevent torque engine well-organized flight box comes local hardware store can save fllerfrom making manytrips backtothe car pulling tripod over ObviouslyIn travels around country have test stand could mounted aseen competitors tuning engines variety areas securityContinued page 177 82 Model Aviation Steve DeBords Slow Rat triumph technologybut much does win Hes equipped engine marine cylinder headand liquid-cools Plumbing carries ilquid radiators wing tips vents wing duct air through radiators Note Gee Bee-type cockpit fin cockpit fin required AMA Slow Rat rules Steve DeBords goodies super adjustable Racing CL handle Tunny-lOOKIng tail sticking out right line-grouperit keeps lines very close together reduces line drag also helps prevent snagging line another pilots head body inset photo shows line-adjustment feature cylindrical knobs internally-threaded Allen-head setscrew rides slot milled line-bolt preventing rotating limiting its amount in/out travel its good thing Deflord machinist trade stuff would fantastically expensive CL RacinglBaflar Continued page 82 evening before major race test stands mounted small step ladder would put concrete block some heavy object back side ladder keep engine torquing over Generally ladders wooden quite sturdy several occasions have seen com petitors saw off back area sturdy wooden chair using seat portion mount test stands four legs prevent chair tipping over chair and/or small step ladder can carried easily trunk car obviously plastic fuel tank can mount edwithrubberbands andthen stand can used test engines site under climatic conditions racing will held also observed nifty flying handle machined Steve DeBord fits hand quite well has threaded adjust ment screw oorruct slight elevator mis alignment addition Steve has devel oped line grouper~ tests seems improve airspeed approxi mately seconds per seven laps course assuming lines enter plane grouped position also Obviously two lines exiting wing line clips will slow plane down much half-second seven laps since maximum drag lines out near aircraft Grouping wires handle certainly effective does account seoonds per seven laps Engine cooling water-cooled Slow Rat engine travels also observed oompetitor apparently having problems cooling engine observed added boat race car head engine ran water- coolant-circulating system ran out wings Two ducts out wing tip area picked up cool air cooled water during flight dont know effective procedure certainly have overheating problems Midwest 950 days 80% relative humidity running 65% nitro Slow Rats ~i1}4AT1S NOTI-fINcE TIfR& rmrnrnrnrnrnI Mode~s1 FRCatalog U IEE II II II Hundreds unusual tools borrowed Jewelry UGunsmithing Clock Making professional model Making trades NOW AVAILABLE TO YOU BY MAIL guaranteed l LL Use coupon send name address MICRO-MARK Box 5112 PR 24 East Main St. Clinton NJ 06809 FlAME EADDRESS CflY_________________________ STATEZIPJ Compact flight kit During recent con test Chicago observed well-displayed organized flight kit photos shows item fairly self-eplanatory screwdrivers pliers line reels fuel containers battery other items readily accessible addition box measures little over 2 ft long 1 ft wide certainly eliminates need competitor carry heavy metal ma chinists toolbox around minor work aircraft Computerized statistics just received computer printout Northwest Drizzle Circuit Racing oolleagues some 10 pages long summarized year-long performances competitors two events total summary per formances both Northwest Sport Race Northwest Super Sport Race competitors flew two events contests December 11 1983 through April 1984 displayed addition fast heat circuit record times recorded fast heat time competition computer iUY WHO HAS T1OVffL FLYINc VATICALLY V 0 \ / atEAA. 1k . programmed easy access information about heats flown type plane engine used Certainly someone spent considerable amount time programming oomputer body information makes excellent com parison used times turned same events Midwest area since rules quite similar both geographic areas Scale Racing tank design mounting have several requests help advice competitors concerning erratic engine runs Scale Racers questions fairly well summarized Canadian neighbors Bryan Faisey Ontario well others has tried several types tanks much success Initially would GLASS CLOTHO6 oz Lightest best covering gLass clothOS os/sq yd Satisfied customers 49 States ft 24 Countries KDAN PARSONS PRODUCTS- Dept lSft$20S0. lOft$366035wlde Postage pd US ft CanImmediate shipment Check MO MeeterCard ft Visa welcomed 11809 Fuimer NE Albuquerque NM 87111 SOS 296-2353 September 1984 177 MROM icro Mark Small Tool Specialists SILICONE gasoline 10 foot coils TUBING V ID 062092125u s POST S/coil 235265325545/COIL LARRY DODGE AERO INC 0210 MANNINGSTILLWATER MN 55082 5CALE DOCUMENTATION SCALE DRAWINGSPHOTOS SOOKLETS EL PLANS 1983 AIRPLANE CATALOG $260 UTIANAtIONAL 198349900 MC KENZIE I-IWV SVIDA OREGON 97499 861 Isom RoadSan Antonio iX 78216 512 3416712 FUTABA 7FGK FM W/4 5-12820995 7FGK W/4 S-2818495 6FGW/4 S-2815495 4FGW/4 5-2814395 4LW/3 S-2810495 S-28 SERVO1895 PLANES Great Planes T-606195 Great Planes Cap2t406195 Goidheeg Sr Falcon9095 Goldberg Eagle 63 3795 Crafl Air Drifler II 1795 raft Air Piece Otake 1795 EPOXY GLUE Descon 30 Minuie 9 Ounce 95 ISescon 5 MinnIe 9 Ounce 595 Hobbyposs 118 Ounce 359 Hobbpos I. 0 Ounce 559 Rebel R/t 30 MinnIe 9 Ounce 975 TOP FtI1-lT Monokole Opaque 3 Rolls 1695 Monukote Trans. 3 Rolls 1695 Monokole Mel. 3 Rolls 2095 Heal Gun 1995 Heal Iron 1395 CYA NOACRY LATE Hot Stuff 115-1 Ounce149 Hot Staff IISTl Ounce149 Hot Stuff HS-4 2 Ounce499 Hot Stuff IIST-4 2 Ounce499 Hot Shot245 Jet Ounce159 Super Jet Sauce159 Jet 2 Ounce Super Jet 2 Ounce 25 PlEASE NOTE Prices subject cbange mantifacltteers prices cbauge items subject usoitabilit lime sale Prices effect until nest Model Asiation Issue Sboss room prices ma sllgbtl higber sit shon room u hile San Antonio 101 toe discount price list refnnded first order Shipping & Handling Prepaid orders 531111 tot redit turd orders $595 Ilserseas orders add estimated shipping 25 deposit required first time Itt 55ssalcs us reqttired Jesus residents tersonul checks dclu shipping t5dus P0 Box 2790 Park Falls WI 54552 Proudly Presents say first problem area mounting engine engine must securely mounted fuselage must capable taking full 25-30000 rpm engine vibration cases vibration noticed engine runs ground air pilot can sense through handle harmonic vibration engine passes through various rpm levels pilot must inform aircrafts owner though aircraft appears vibration-free ground apparent problem must eliminated vibration problem non-existent find largest area erratic runs usually comes feed-tube location relative needle valve feed tube must come out line parallel needle valve also same distance fuselage spraybar assembly some models difficult certainly will cause erratic unstable engine performance cases com petitors will bring feed line out bottom tank needle valve assembly will approximately halfinch higher up feed line will cause initial problem addition pressure line should lie inside filler neck tank exit tank convenient location dont think exit position pressure fitting engine nearly critical feed-line location since have engines run pressure center backplate also tapping 4-40 fitting top rear cover mounting-holes both engines perform equally steady also run overabundance fuel approximately 3 oz feel head fuel feeding engine much stable excess than three-quarters tank emptied between start pit stop also leaves enough fuel should sour run improper needle valve setting suddenly occur can com fortably bring aircraft early pit say 10 12 laps race readjust needle valve still have enough fuel complete normal pitting sequence including extra stop have found feed line being much er away fuselage center needle valve spraybar location can cause erratic engine runs Special event Reno Nationals received correspondence Carl Mar schinke concerning Control Line Formula Unlimited Racing during Nats week Saturdsay August 11 trophyawards fuel event will provided Tucson Cholla Choppers rules event published July issue Model Aviation page 122 Anyone wanting information con cerning event can contact Carl 5357 Eastlimd Tucson AZ 85711 Racing equipment availability just WWi THE JOURNAL 01 WTHE EARLY AEROPLAJIE / Join collectors restorers replica builders histo rians modellers over world authoritative organIzation devoted Nag niflcent ll4ng Machines Receive five issues year WW1 AERO featuring types aIrcraft 1900-1919 issue containing histories photographs construction drassings en gines performance data models lore written experts Leam about projects over world Discover complete source Information parts models Published regularly since 1961 SANPIL ISSUE $400 WORLD WSR 1 15 Crescent Road Poughkeepsie NY 12601 USA received rather lengthy note catalog George Hubschmidt As am sure Racing competitors remember George used tour through East Coast Midwest areas whole truckload goodiesprimarily Racing Speed accessories Due health problems George has retired regular job now operating Hubschmidts Hobby Center full-time Georges brochure loaded difficult-to-find Racing items few mentioned letter substantial stock K&B 58 en gines well 05 36 rear-discvalve engine George indicated would happy send out brochures free ANEWSPACESAVING FUEL CONTAINER FltalnYnueBaa n 2112u73IIhighsR1/8 Tuagli Rigid Pulyslhyintin Inciudna Taking plan $1 pautqn North Products PO Box 18419 Cleveland Heights OH 44118 RADIO EQUIPMENT EXCHANGE Sex 561 Dept MA Park Ferest IL 60466 LIST YOUR USED RADIO EQUIPMENT FOR SALE No fee lIsting ow available Send SASE details 178 Model Aviation Gal1 11 STICK &TISSUE MODELSFOAM SCALE ARE GREATMODELS new stinutfoam baitdn Punouts witba diffurnoca youtt noinyat up lowest cont Suvural scala da signuavaitabla antique clas uicwarbirds & bomubailts Sand SlOOfor latest plans list foam namplan diucount coupon etcSW S2MA sn cn&a GETAFREE CO-2 MOTORWI S4024 62 SPAN 40 ENGINE 45 CHANNEL NIC First Series Great Flying Canards RIC Modeler SCALE DOCUMENTATION SCALE DRAWINGSMODEL PLANS PHOTOS BOOKS EPLA-TECI--I 1984 AIRPLANEjNTcRNATIoNAL CATALOG48500 MC KENZIE HWY $300VIDA OREGON 97448 ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX AMA Membership131 Ace AC Inc55 Airtronics2 American Jr Heritage Models148 Applied Design Corp154 Astro Flight161 Balsa USA149 Bayou Products22 Black Hawk144 Bru Line Industries28 Byron Originals16132 140 176 CB Associates22 Carolina-Taffinder136 Johnnie Casburn Mfg23 Circus Hobbies97 Cleveland Model & Supply Co162 Consumers Guide AC Aircraft Prod..141 Consumers Hobby Corp90-91 Coverite158 Cox Hobbies101 D&D Engineering176 DGA Designs26 Dan Parsons Products177 Davey Systems Corp10155 Detroit Expo145 Larry Dodge Aero Inc177 Dougs Hobby Shop156-157 Du-Bro Products Inc14 E&L Manufacturing167 Eastcraft Specialty Products49 Eberles Hobby Shop151 FAI Model Supply150 FHS Supply Inc28 Fabtronics160 Flyline Models144 Foam Scale Models178 Fourmost Products165 Fox Manufacturing Co26 Woody Frantz136 Full Command Systems169 Futaba Corp America83 Gator AC Products173 Gemini Models150 Carl Goldberg Models170-171 Goliath Whirlwind Aircraft133 Gorham Model Products17 Great Lakes Model Co26 Great Planes Model Mfg Co1 H&N Electronics152 Historic Aviation9 Hobby Barn134-135 Hobby Horn158 Hobby Lobby International13 Hobby Radio Shop24 Hoffelt Group160 Ikon Northwest Co159 Indy RC Sales Inc146-1 47 K&B Manufacturing Co25 K&S Engineering161 Knights Air175 Kraft Systems Inc29 Kustom Kraftsmanship136 Leisure Electronics154 Eldon J Lind Co150 Lone Star Models5 MACS Products51 Majestic Models161 Marks Models47 Master Kit24 McDaniel AC Service24 Jim Messers Quality Model Products .. 144 Micro Mark177 Midwest Model Supply Co152 Midwest Products Co53 Model Magic Products159 Model Rectifier CorpCovers 2 & 3 Mutchlers Hobbies138-1 39 Nor-Cal Avionics136 North Products178 PK Products24 Pacer Technology & Resources148 Hal Payne Enterprises132 Peck-Polymers160 Penn Valley Hobby Center159 Pica Products4 Polks Model Craft Hobby6-7 Precision Sanding Tools22 AC Kits Mfg144 Radio Equipment Exchange178 Rebel AC178 Repla-Tech International178 Robbe Modellsport153 Roush Mfg Co140 SR Batteries172 S&W Hobby Supply174 Sachs-Dolmar137 Saf-Flite Models177 Satellite City150 Scratch-A-Plane41 Sig Manufacturing Co11 161 176 Sheldons Hobby Shop10142-143 St Croix Park Falls Ltd178 Sterling Models16 C Sweitzer Enterprises132 Tatone Products Co144 Taylor-Craft Ltd152 Time Life Books27 Top Flite Models Inc168 Tower Hobbies163 US Eagle166 VL Products162 WE Technical Services8 Williams Brothers164 Windsor Propeller Co16 World EnginesCover 4 World Helicopters87 World War Aeroplanes Inc178 Zenith Aviation Books15 Nick Ziroli Models140 ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX asking interested parties will write Hubschmidts Hobby Center RD #1 Box 318 Ewan-Aura Rd Glassboro NJ 08028 As always comments solicited appreciated John C Ballard 10102 Kimblewick Dr Louisville KY 40223 Balloon RacelCrispin Continued page 86 sometimes have opportunity ride aircraft performing balloons case Burlington author such oppor tUnity BARKS arranged take ffight Tiffany flight beautiful Sunday morning light breezes Tom Anderton floated peacefully most-wonderful flight across countryside something shall never forget describe such flight Quiet hear birds singing talk people ground enjoy flight has no sensation motion except visual After airspeed zero experience thank BARKS Tom Anderton lovely bride Shay chase crew cooperation weather would like conclude little poem Tom Anderton gave Balloonists Prayer winds have welcomed softness sun has blessed its warm hands have flown high well God has laughed set gently back arms Mother Earth Tach ModslPerry Continued page 89 meter face can changed using pen India ink printed scale available both Micronta Ace meters meter cover snap fit over body meter removed gently prying up edges meter face held two screws either side move ment printed scale can glued di rectly over existing face using contact cement double-sided tape re moving meter cover face meter careful bend nee dle damage meter movement replacement 1% precision resistors should installed locations shown photos 220K-ohm resistor re places 80K-ohm R14 Heath circuit Ace circuit requires 15Kohm color code Brown Green Black Red Brown replaces 20K-ohm R18 Red Black Black Red Brown 10K-ohm Brown Black Black Red Brown replaces 499-ohm R19 Yellow White White Brown Brown small soldering iron 40 watts less should used avoid damaging printed circuit board components Continued page 180 September 1984 179 FLYING NEAR Al RPORTS BE CAREFUL PROTECT YOUR RiGHT TO FLY Safe Flying No Accident
Edition: Model Aviation - 1984/09
Page Numbers: 82, 177, 178, 179
Contml Line Racing John Ballard John tells us about custom engine test stand column Holds superhot Rossi steady rock old-style wood en stand may withstand todays highoutput Racing engines high-nitro fuels INNOVATiVE EQUIPMENT As contest season Racing full swing have noticed competitors have spent winter months engineering some nice additions equipment first ingenious test stand bench running engines As nitro fuels engine horsepower increases old standard wooden stands just will hold new high-powered engines running 20-30000 rpm particular stand see photo utilizes aluminum plate two aluminum blocks threaded spring-loaded Allen bolts center pivot outside block back nut off put maximum tension engine mounting lugs Also installed piece plastic hanger capture fuel tubing avoid its flopping breeze particular stand mounted tripod also wire brought down ground back prevent torque engine well-organized flight box comes local hardware store can save fllerfrom making manytrips backtothe car pulling tripod over ObviouslyIn travels around country have test stand could mounted aseen competitors tuning engines variety areas securityContinued page 177 82 Model Aviation Steve DeBords Slow Rat triumph technologybut much does win Hes equipped engine marine cylinder headand liquid-cools Plumbing carries ilquid radiators wing tips vents wing duct air through radiators Note Gee Bee-type cockpit fin cockpit fin required AMA Slow Rat rules Steve DeBords goodies super adjustable Racing CL handle Tunny-lOOKIng tail sticking out right line-grouperit keeps lines very close together reduces line drag also helps prevent snagging line another pilots head body inset photo shows line-adjustment feature cylindrical knobs internally-threaded Allen-head setscrew rides slot milled line-bolt preventing rotating limiting its amount in/out travel its good thing Deflord machinist trade stuff would fantastically expensive CL RacinglBaflar Continued page 82 evening before major race test stands mounted small step ladder would put concrete block some heavy object back side ladder keep engine torquing over Generally ladders wooden quite sturdy several occasions have seen com petitors saw off back area sturdy wooden chair using seat portion mount test stands four legs prevent chair tipping over chair and/or small step ladder can carried easily trunk car obviously plastic fuel tank can mount edwithrubberbands andthen stand can used test engines site under climatic conditions racing will held also observed nifty flying handle machined Steve DeBord fits hand quite well has threaded adjust ment screw oorruct slight elevator mis alignment addition Steve has devel oped line grouper~ tests seems improve airspeed approxi mately seconds per seven laps course assuming lines enter plane grouped position also Obviously two lines exiting wing line clips will slow plane down much half-second seven laps since maximum drag lines out near aircraft Grouping wires handle certainly effective does account seoonds per seven laps Engine cooling water-cooled Slow Rat engine travels also observed oompetitor apparently having problems cooling engine observed added boat race car head engine ran water- coolant-circulating system ran out wings Two ducts out wing tip area picked up cool air cooled water during flight dont know effective procedure certainly have overheating problems Midwest 950 days 80% relative humidity running 65% nitro Slow Rats ~i1}4AT1S NOTI-fINcE TIfR& rmrnrnrnrnrnI Mode~s1 FRCatalog U IEE II II II Hundreds unusual tools borrowed Jewelry UGunsmithing Clock Making professional model Making trades NOW AVAILABLE TO YOU BY MAIL guaranteed l LL Use coupon send name address MICRO-MARK Box 5112 PR 24 East Main St. Clinton NJ 06809 FlAME EADDRESS CflY_________________________ STATEZIPJ Compact flight kit During recent con test Chicago observed well-displayed organized flight kit photos shows item fairly self-eplanatory screwdrivers pliers line reels fuel containers battery other items readily accessible addition box measures little over 2 ft long 1 ft wide certainly eliminates need competitor carry heavy metal ma chinists toolbox around minor work aircraft Computerized statistics just received computer printout Northwest Drizzle Circuit Racing oolleagues some 10 pages long summarized year-long performances competitors two events total summary per formances both Northwest Sport Race Northwest Super Sport Race competitors flew two events contests December 11 1983 through April 1984 displayed addition fast heat circuit record times recorded fast heat time competition computer iUY WHO HAS T1OVffL FLYINc VATICALLY V 0 \ / atEAA. 1k . programmed easy access information about heats flown type plane engine used Certainly someone spent considerable amount time programming oomputer body information makes excellent com parison used times turned same events Midwest area since rules quite similar both geographic areas Scale Racing tank design mounting have several requests help advice competitors concerning erratic engine runs Scale Racers questions fairly well summarized Canadian neighbors Bryan Faisey Ontario well others has tried several types tanks much success Initially would GLASS CLOTHO6 oz Lightest best covering gLass clothOS os/sq yd Satisfied customers 49 States ft 24 Countries KDAN PARSONS PRODUCTS- Dept lSft$20S0. lOft$366035wlde Postage pd US ft CanImmediate shipment Check MO MeeterCard ft Visa welcomed 11809 Fuimer NE Albuquerque NM 87111 SOS 296-2353 September 1984 177 MROM icro Mark Small Tool Specialists SILICONE gasoline 10 foot coils TUBING V ID 062092125u s POST S/coil 235265325545/COIL LARRY DODGE AERO INC 0210 MANNINGSTILLWATER MN 55082 5CALE DOCUMENTATION SCALE DRAWINGSPHOTOS SOOKLETS EL PLANS 1983 AIRPLANE CATALOG $260 UTIANAtIONAL 198349900 MC KENZIE I-IWV SVIDA OREGON 97499 861 Isom RoadSan Antonio iX 78216 512 3416712 FUTABA 7FGK FM W/4 5-12820995 7FGK W/4 S-2818495 6FGW/4 S-2815495 4FGW/4 5-2814395 4LW/3 S-2810495 S-28 SERVO1895 PLANES Great Planes T-606195 Great Planes Cap2t406195 Goidheeg Sr Falcon9095 Goldberg Eagle 63 3795 Crafl Air Drifler II 1795 raft Air Piece Otake 1795 EPOXY GLUE Descon 30 Minuie 9 Ounce 95 ISescon 5 MinnIe 9 Ounce 595 Hobbyposs 118 Ounce 359 Hobbpos I. 0 Ounce 559 Rebel R/t 30 MinnIe 9 Ounce 975 TOP FtI1-lT Monokole Opaque 3 Rolls 1695 Monukote Trans. 3 Rolls 1695 Monokole Mel. 3 Rolls 2095 Heal Gun 1995 Heal Iron 1395 CYA NOACRY LATE Hot Stuff 115-1 Ounce149 Hot Staff IISTl Ounce149 Hot Stuff HS-4 2 Ounce499 Hot Stuff IIST-4 2 Ounce499 Hot Shot245 Jet Ounce159 Super Jet Sauce159 Jet 2 Ounce Super Jet 2 Ounce 25 PlEASE NOTE Prices subject cbange mantifacltteers prices cbauge items subject usoitabilit lime sale Prices effect until nest Model Asiation Issue Sboss room prices ma sllgbtl higber sit shon room u hile San Antonio 101 toe discount price list refnnded first order Shipping & Handling Prepaid orders 531111 tot redit turd orders $595 Ilserseas orders add estimated shipping 25 deposit required first time Itt 55ssalcs us reqttired Jesus residents tersonul checks dclu shipping t5dus P0 Box 2790 Park Falls WI 54552 Proudly Presents say first problem area mounting engine engine must securely mounted fuselage must capable taking full 25-30000 rpm engine vibration cases vibration noticed engine runs ground air pilot can sense through handle harmonic vibration engine passes through various rpm levels pilot must inform aircrafts owner though aircraft appears vibration-free ground apparent problem must eliminated vibration problem non-existent find largest area erratic runs usually comes feed-tube location relative needle valve feed tube must come out line parallel needle valve also same distance fuselage spraybar assembly some models difficult certainly will cause erratic unstable engine performance cases com petitors will bring feed line out bottom tank needle valve assembly will approximately halfinch higher up feed line will cause initial problem addition pressure line should lie inside filler neck tank exit tank convenient location dont think exit position pressure fitting engine nearly critical feed-line location since have engines run pressure center backplate also tapping 4-40 fitting top rear cover mounting-holes both engines perform equally steady also run overabundance fuel approximately 3 oz feel head fuel feeding engine much stable excess than three-quarters tank emptied between start pit stop also leaves enough fuel should sour run improper needle valve setting suddenly occur can com fortably bring aircraft early pit say 10 12 laps race readjust needle valve still have enough fuel complete normal pitting sequence including extra stop have found feed line being much er away fuselage center needle valve spraybar location can cause erratic engine runs Special event Reno Nationals received correspondence Carl Mar schinke concerning Control Line Formula Unlimited Racing during Nats week Saturdsay August 11 trophyawards fuel event will provided Tucson Cholla Choppers rules event published July issue Model Aviation page 122 Anyone wanting information con cerning event can contact Carl 5357 Eastlimd Tucson AZ 85711 Racing equipment availability just WWi THE JOURNAL 01 WTHE EARLY AEROPLAJIE / Join collectors restorers replica builders histo rians modellers over world authoritative organIzation devoted Nag niflcent ll4ng Machines Receive five issues year WW1 AERO featuring types aIrcraft 1900-1919 issue containing histories photographs construction drassings en gines performance data models lore written experts Leam about projects over world Discover complete source Information parts models Published regularly since 1961 SANPIL ISSUE $400 WORLD WSR 1 15 Crescent Road Poughkeepsie NY 12601 USA received rather lengthy note catalog George Hubschmidt As am sure Racing competitors remember George used tour through East Coast Midwest areas whole truckload goodiesprimarily Racing Speed accessories Due health problems George has retired regular job now operating Hubschmidts Hobby Center full-time Georges brochure loaded difficult-to-find Racing items few mentioned letter substantial stock K&B 58 en gines well 05 36 rear-discvalve engine George indicated would happy send out brochures free ANEWSPACESAVING FUEL CONTAINER FltalnYnueBaa n 2112u73IIhighsR1/8 Tuagli Rigid Pulyslhyintin Inciudna Taking plan $1 pautqn North Products PO Box 18419 Cleveland Heights OH 44118 RADIO EQUIPMENT EXCHANGE Sex 561 Dept MA Park Ferest IL 60466 LIST YOUR USED RADIO EQUIPMENT FOR SALE No fee lIsting ow available Send SASE details 178 Model Aviation Gal1 11 STICK &TISSUE MODELSFOAM SCALE ARE GREATMODELS new stinutfoam baitdn Punouts witba diffurnoca youtt noinyat up lowest cont Suvural scala da signuavaitabla antique clas uicwarbirds & bomubailts Sand SlOOfor latest plans list foam namplan diucount coupon etcSW S2MA sn cn&a GETAFREE CO-2 MOTORWI S4024 62 SPAN 40 ENGINE 45 CHANNEL NIC First Series Great Flying Canards RIC Modeler SCALE DOCUMENTATION SCALE DRAWINGSMODEL PLANS PHOTOS BOOKS EPLA-TECI--I 1984 AIRPLANEjNTcRNATIoNAL CATALOG48500 MC KENZIE HWY $300VIDA OREGON 97448 ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX AMA Membership131 Ace AC Inc55 Airtronics2 American Jr Heritage Models148 Applied Design Corp154 Astro Flight161 Balsa USA149 Bayou Products22 Black Hawk144 Bru Line Industries28 Byron Originals16132 140 176 CB Associates22 Carolina-Taffinder136 Johnnie Casburn Mfg23 Circus Hobbies97 Cleveland Model & Supply Co162 Consumers Guide AC Aircraft Prod..141 Consumers Hobby Corp90-91 Coverite158 Cox Hobbies101 D&D Engineering176 DGA Designs26 Dan Parsons Products177 Davey Systems Corp10155 Detroit Expo145 Larry Dodge Aero Inc177 Dougs Hobby Shop156-157 Du-Bro Products Inc14 E&L Manufacturing167 Eastcraft Specialty Products49 Eberles Hobby Shop151 FAI Model Supply150 FHS Supply Inc28 Fabtronics160 Flyline Models144 Foam Scale Models178 Fourmost Products165 Fox Manufacturing Co26 Woody Frantz136 Full Command Systems169 Futaba Corp America83 Gator AC Products173 Gemini Models150 Carl Goldberg Models170-171 Goliath Whirlwind Aircraft133 Gorham Model Products17 Great Lakes Model Co26 Great Planes Model Mfg Co1 H&N Electronics152 Historic Aviation9 Hobby Barn134-135 Hobby Horn158 Hobby Lobby International13 Hobby Radio Shop24 Hoffelt Group160 Ikon Northwest Co159 Indy RC Sales Inc146-1 47 K&B Manufacturing Co25 K&S Engineering161 Knights Air175 Kraft Systems Inc29 Kustom Kraftsmanship136 Leisure Electronics154 Eldon J Lind Co150 Lone Star Models5 MACS Products51 Majestic Models161 Marks Models47 Master Kit24 McDaniel AC Service24 Jim Messers Quality Model Products .. 144 Micro Mark177 Midwest Model Supply Co152 Midwest Products Co53 Model Magic Products159 Model Rectifier CorpCovers 2 & 3 Mutchlers Hobbies138-1 39 Nor-Cal Avionics136 North Products178 PK Products24 Pacer Technology & Resources148 Hal Payne Enterprises132 Peck-Polymers160 Penn Valley Hobby Center159 Pica Products4 Polks Model Craft Hobby6-7 Precision Sanding Tools22 AC Kits Mfg144 Radio Equipment Exchange178 Rebel AC178 Repla-Tech International178 Robbe Modellsport153 Roush Mfg Co140 SR Batteries172 S&W Hobby Supply174 Sachs-Dolmar137 Saf-Flite Models177 Satellite City150 Scratch-A-Plane41 Sig Manufacturing Co11 161 176 Sheldons Hobby Shop10142-143 St Croix Park Falls Ltd178 Sterling Models16 C Sweitzer Enterprises132 Tatone Products Co144 Taylor-Craft Ltd152 Time Life Books27 Top Flite Models Inc168 Tower Hobbies163 US Eagle166 VL Products162 WE Technical Services8 Williams Brothers164 Windsor Propeller Co16 World EnginesCover 4 World Helicopters87 World War Aeroplanes Inc178 Zenith Aviation Books15 Nick Ziroli Models140 ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX asking interested parties will write Hubschmidts Hobby Center RD #1 Box 318 Ewan-Aura Rd Glassboro NJ 08028 As always comments solicited appreciated John C Ballard 10102 Kimblewick Dr Louisville KY 40223 Balloon RacelCrispin Continued page 86 sometimes have opportunity ride aircraft performing balloons case Burlington author such oppor tUnity BARKS arranged take ffight Tiffany flight beautiful Sunday morning light breezes Tom Anderton floated peacefully most-wonderful flight across countryside something shall never forget describe such flight Quiet hear birds singing talk people ground enjoy flight has no sensation motion except visual After airspeed zero experience thank BARKS Tom Anderton lovely bride Shay chase crew cooperation weather would like conclude little poem Tom Anderton gave Balloonists Prayer winds have welcomed softness sun has blessed its warm hands have flown high well God has laughed set gently back arms Mother Earth Tach ModslPerry Continued page 89 meter face can changed using pen India ink printed scale available both Micronta Ace meters meter cover snap fit over body meter removed gently prying up edges meter face held two screws either side move ment printed scale can glued di rectly over existing face using contact cement double-sided tape re moving meter cover face meter careful bend nee dle damage meter movement replacement 1% precision resistors should installed locations shown photos 220K-ohm resistor re places 80K-ohm R14 Heath circuit Ace circuit requires 15Kohm color code Brown Green Black Red Brown replaces 20K-ohm R18 Red Black Black Red Brown 10K-ohm Brown Black Black Red Brown replaces 499-ohm R19 Yellow White White Brown Brown small soldering iron 40 watts less should used avoid damaging printed circuit board components Continued page 180 September 1984 179 FLYING NEAR Al RPORTS BE CAREFUL PROTECT YOUR RiGHT TO FLY Safe Flying No Accident
Edition: Model Aviation - 1984/09
Page Numbers: 82, 177, 178, 179
Contml Line Racing John Ballard John tells us about custom engine test stand column Holds superhot Rossi steady rock old-style wood en stand may withstand todays highoutput Racing engines high-nitro fuels INNOVATiVE EQUIPMENT As contest season Racing full swing have noticed competitors have spent winter months engineering some nice additions equipment first ingenious test stand bench running engines As nitro fuels engine horsepower increases old standard wooden stands just will hold new high-powered engines running 20-30000 rpm particular stand see photo utilizes aluminum plate two aluminum blocks threaded spring-loaded Allen bolts center pivot outside block back nut off put maximum tension engine mounting lugs Also installed piece plastic hanger capture fuel tubing avoid its flopping breeze particular stand mounted tripod also wire brought down ground back prevent torque engine well-organized flight box comes local hardware store can save fllerfrom making manytrips backtothe car pulling tripod over ObviouslyIn travels around country have test stand could mounted aseen competitors tuning engines variety areas securityContinued page 177 82 Model Aviation Steve DeBords Slow Rat triumph technologybut much does win Hes equipped engine marine cylinder headand liquid-cools Plumbing carries ilquid radiators wing tips vents wing duct air through radiators Note Gee Bee-type cockpit fin cockpit fin required AMA Slow Rat rules Steve DeBords goodies super adjustable Racing CL handle Tunny-lOOKIng tail sticking out right line-grouperit keeps lines very close together reduces line drag also helps prevent snagging line another pilots head body inset photo shows line-adjustment feature cylindrical knobs internally-threaded Allen-head setscrew rides slot milled line-bolt preventing rotating limiting its amount in/out travel its good thing Deflord machinist trade stuff would fantastically expensive CL RacinglBaflar Continued page 82 evening before major race test stands mounted small step ladder would put concrete block some heavy object back side ladder keep engine torquing over Generally ladders wooden quite sturdy several occasions have seen com petitors saw off back area sturdy wooden chair using seat portion mount test stands four legs prevent chair tipping over chair and/or small step ladder can carried easily trunk car obviously plastic fuel tank can mount edwithrubberbands andthen stand can used test engines site under climatic conditions racing will held also observed nifty flying handle machined Steve DeBord fits hand quite well has threaded adjust ment screw oorruct slight elevator mis alignment addition Steve has devel oped line grouper~ tests seems improve airspeed approxi mately seconds per seven laps course assuming lines enter plane grouped position also Obviously two lines exiting wing line clips will slow plane down much half-second seven laps since maximum drag lines out near aircraft Grouping wires handle certainly effective does account seoonds per seven laps Engine cooling water-cooled Slow Rat engine travels also observed oompetitor apparently having problems cooling engine observed added boat race car head engine ran water- coolant-circulating system ran out wings Two ducts out wing tip area picked up cool air cooled water during flight dont know effective procedure certainly have overheating problems Midwest 950 days 80% relative humidity running 65% nitro Slow Rats ~i1}4AT1S NOTI-fINcE TIfR& rmrnrnrnrnrnI Mode~s1 FRCatalog U IEE II II II Hundreds unusual tools borrowed Jewelry UGunsmithing Clock Making professional model Making trades NOW AVAILABLE TO YOU BY MAIL guaranteed l LL Use coupon send name address MICRO-MARK Box 5112 PR 24 East Main St. Clinton NJ 06809 FlAME EADDRESS CflY_________________________ STATEZIPJ Compact flight kit During recent con test Chicago observed well-displayed organized flight kit photos shows item fairly self-eplanatory screwdrivers pliers line reels fuel containers battery other items readily accessible addition box measures little over 2 ft long 1 ft wide certainly eliminates need competitor carry heavy metal ma chinists toolbox around minor work aircraft Computerized statistics just received computer printout Northwest Drizzle Circuit Racing oolleagues some 10 pages long summarized year-long performances competitors two events total summary per formances both Northwest Sport Race Northwest Super Sport Race competitors flew two events contests December 11 1983 through April 1984 displayed addition fast heat circuit record times recorded fast heat time competition computer iUY WHO HAS T1OVffL FLYINc VATICALLY V 0 \ / atEAA. 1k . programmed easy access information about heats flown type plane engine used Certainly someone spent considerable amount time programming oomputer body information makes excellent com parison used times turned same events Midwest area since rules quite similar both geographic areas Scale Racing tank design mounting have several requests help advice competitors concerning erratic engine runs Scale Racers questions fairly well summarized Canadian neighbors Bryan Faisey Ontario well others has tried several types tanks much success Initially would GLASS CLOTHO6 oz Lightest best covering gLass clothOS os/sq yd Satisfied customers 49 States ft 24 Countries KDAN PARSONS PRODUCTS- Dept lSft$20S0. lOft$366035wlde Postage pd US ft CanImmediate shipment Check MO MeeterCard ft Visa welcomed 11809 Fuimer NE Albuquerque NM 87111 SOS 296-2353 September 1984 177 MROM icro Mark Small Tool Specialists SILICONE gasoline 10 foot coils TUBING V ID 062092125u s POST S/coil 235265325545/COIL LARRY DODGE AERO INC 0210 MANNINGSTILLWATER MN 55082 5CALE DOCUMENTATION SCALE DRAWINGSPHOTOS SOOKLETS EL PLANS 1983 AIRPLANE CATALOG $260 UTIANAtIONAL 198349900 MC KENZIE I-IWV SVIDA OREGON 97499 861 Isom RoadSan Antonio iX 78216 512 3416712 FUTABA 7FGK FM W/4 5-12820995 7FGK W/4 S-2818495 6FGW/4 S-2815495 4FGW/4 5-2814395 4LW/3 S-2810495 S-28 SERVO1895 PLANES Great Planes T-606195 Great Planes Cap2t406195 Goidheeg Sr Falcon9095 Goldberg Eagle 63 3795 Crafl Air Drifler II 1795 raft Air Piece Otake 1795 EPOXY GLUE Descon 30 Minuie 9 Ounce 95 ISescon 5 MinnIe 9 Ounce 595 Hobbyposs 118 Ounce 359 Hobbpos I. 0 Ounce 559 Rebel R/t 30 MinnIe 9 Ounce 975 TOP FtI1-lT Monokole Opaque 3 Rolls 1695 Monukote Trans. 3 Rolls 1695 Monokole Mel. 3 Rolls 2095 Heal Gun 1995 Heal Iron 1395 CYA NOACRY LATE Hot Stuff 115-1 Ounce149 Hot Staff IISTl Ounce149 Hot Stuff HS-4 2 Ounce499 Hot Stuff IIST-4 2 Ounce499 Hot Shot245 Jet Ounce159 Super Jet Sauce159 Jet 2 Ounce Super Jet 2 Ounce 25 PlEASE NOTE Prices subject cbange mantifacltteers prices cbauge items subject usoitabilit lime sale Prices effect until nest Model Asiation Issue Sboss room prices ma sllgbtl higber sit shon room u hile San Antonio 101 toe discount price list refnnded first order Shipping & Handling Prepaid orders 531111 tot redit turd orders $595 Ilserseas orders add estimated shipping 25 deposit required first time Itt 55ssalcs us reqttired Jesus residents tersonul checks dclu shipping t5dus P0 Box 2790 Park Falls WI 54552 Proudly Presents say first problem area mounting engine engine must securely mounted fuselage must capable taking full 25-30000 rpm engine vibration cases vibration noticed engine runs ground air pilot can sense through handle harmonic vibration engine passes through various rpm levels pilot must inform aircrafts owner though aircraft appears vibration-free ground apparent problem must eliminated vibration problem non-existent find largest area erratic runs usually comes feed-tube location relative needle valve feed tube must come out line parallel needle valve also same distance fuselage spraybar assembly some models difficult certainly will cause erratic unstable engine performance cases com petitors will bring feed line out bottom tank needle valve assembly will approximately halfinch higher up feed line will cause initial problem addition pressure line should lie inside filler neck tank exit tank convenient location dont think exit position pressure fitting engine nearly critical feed-line location since have engines run pressure center backplate also tapping 4-40 fitting top rear cover mounting-holes both engines perform equally steady also run overabundance fuel approximately 3 oz feel head fuel feeding engine much stable excess than three-quarters tank emptied between start pit stop also leaves enough fuel should sour run improper needle valve setting suddenly occur can com fortably bring aircraft early pit say 10 12 laps race readjust needle valve still have enough fuel complete normal pitting sequence including extra stop have found feed line being much er away fuselage center needle valve spraybar location can cause erratic engine runs Special event Reno Nationals received correspondence Carl Mar schinke concerning Control Line Formula Unlimited Racing during Nats week Saturdsay August 11 trophyawards fuel event will provided Tucson Cholla Choppers rules event published July issue Model Aviation page 122 Anyone wanting information con cerning event can contact Carl 5357 Eastlimd Tucson AZ 85711 Racing equipment availability just WWi THE JOURNAL 01 WTHE EARLY AEROPLAJIE / Join collectors restorers replica builders histo rians modellers over world authoritative organIzation devoted Nag niflcent ll4ng Machines Receive five issues year WW1 AERO featuring types aIrcraft 1900-1919 issue containing histories photographs construction drassings en gines performance data models lore written experts Leam about projects over world Discover complete source Information parts models Published regularly since 1961 SANPIL ISSUE $400 WORLD WSR 1 15 Crescent Road Poughkeepsie NY 12601 USA received rather lengthy note catalog George Hubschmidt As am sure Racing competitors remember George used tour through East Coast Midwest areas whole truckload goodiesprimarily Racing Speed accessories Due health problems George has retired regular job now operating Hubschmidts Hobby Center full-time Georges brochure loaded difficult-to-find Racing items few mentioned letter substantial stock K&B 58 en gines well 05 36 rear-discvalve engine George indicated would happy send out brochures free ANEWSPACESAVING FUEL CONTAINER FltalnYnueBaa n 2112u73IIhighsR1/8 Tuagli Rigid Pulyslhyintin Inciudna Taking plan $1 pautqn North Products PO Box 18419 Cleveland Heights OH 44118 RADIO EQUIPMENT EXCHANGE Sex 561 Dept MA Park Ferest IL 60466 LIST YOUR USED RADIO EQUIPMENT FOR SALE No fee lIsting ow available Send SASE details 178 Model Aviation Gal1 11 STICK &TISSUE MODELSFOAM SCALE ARE GREATMODELS new stinutfoam baitdn Punouts witba diffurnoca youtt noinyat up lowest cont Suvural scala da signuavaitabla antique clas uicwarbirds & bomubailts Sand SlOOfor latest plans list foam namplan diucount coupon etcSW S2MA sn cn&a GETAFREE CO-2 MOTORWI S4024 62 SPAN 40 ENGINE 45 CHANNEL NIC First Series Great Flying Canards RIC Modeler SCALE DOCUMENTATION SCALE DRAWINGSMODEL PLANS PHOTOS BOOKS EPLA-TECI--I 1984 AIRPLANEjNTcRNATIoNAL CATALOG48500 MC KENZIE HWY $300VIDA OREGON 97448 ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX AMA Membership131 Ace AC Inc55 Airtronics2 American Jr Heritage Models148 Applied Design Corp154 Astro Flight161 Balsa USA149 Bayou Products22 Black Hawk144 Bru Line Industries28 Byron Originals16132 140 176 CB Associates22 Carolina-Taffinder136 Johnnie Casburn Mfg23 Circus Hobbies97 Cleveland Model & Supply Co162 Consumers Guide AC Aircraft Prod..141 Consumers Hobby Corp90-91 Coverite158 Cox Hobbies101 D&D Engineering176 DGA Designs26 Dan Parsons Products177 Davey Systems Corp10155 Detroit Expo145 Larry Dodge Aero Inc177 Dougs Hobby Shop156-157 Du-Bro Products Inc14 E&L Manufacturing167 Eastcraft Specialty Products49 Eberles Hobby Shop151 FAI Model Supply150 FHS Supply Inc28 Fabtronics160 Flyline Models144 Foam Scale Models178 Fourmost Products165 Fox Manufacturing Co26 Woody Frantz136 Full Command Systems169 Futaba Corp America83 Gator AC Products173 Gemini Models150 Carl Goldberg Models170-171 Goliath Whirlwind Aircraft133 Gorham Model Products17 Great Lakes Model Co26 Great Planes Model Mfg Co1 H&N Electronics152 Historic Aviation9 Hobby Barn134-135 Hobby Horn158 Hobby Lobby International13 Hobby Radio Shop24 Hoffelt Group160 Ikon Northwest Co159 Indy RC Sales Inc146-1 47 K&B Manufacturing Co25 K&S Engineering161 Knights Air175 Kraft Systems Inc29 Kustom Kraftsmanship136 Leisure Electronics154 Eldon J Lind Co150 Lone Star Models5 MACS Products51 Majestic Models161 Marks Models47 Master Kit24 McDaniel AC Service24 Jim Messers Quality Model Products .. 144 Micro Mark177 Midwest Model Supply Co152 Midwest Products Co53 Model Magic Products159 Model Rectifier CorpCovers 2 & 3 Mutchlers Hobbies138-1 39 Nor-Cal Avionics136 North Products178 PK Products24 Pacer Technology & Resources148 Hal Payne Enterprises132 Peck-Polymers160 Penn Valley Hobby Center159 Pica Products4 Polks Model Craft Hobby6-7 Precision Sanding Tools22 AC Kits Mfg144 Radio Equipment Exchange178 Rebel AC178 Repla-Tech International178 Robbe Modellsport153 Roush Mfg Co140 SR Batteries172 S&W Hobby Supply174 Sachs-Dolmar137 Saf-Flite Models177 Satellite City150 Scratch-A-Plane41 Sig Manufacturing Co11 161 176 Sheldons Hobby Shop10142-143 St Croix Park Falls Ltd178 Sterling Models16 C Sweitzer Enterprises132 Tatone Products Co144 Taylor-Craft Ltd152 Time Life Books27 Top Flite Models Inc168 Tower Hobbies163 US Eagle166 VL Products162 WE Technical Services8 Williams Brothers164 Windsor Propeller Co16 World EnginesCover 4 World Helicopters87 World War Aeroplanes Inc178 Zenith Aviation Books15 Nick Ziroli Models140 ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX asking interested parties will write Hubschmidts Hobby Center RD #1 Box 318 Ewan-Aura Rd Glassboro NJ 08028 As always comments solicited appreciated John C Ballard 10102 Kimblewick Dr Louisville KY 40223 Balloon RacelCrispin Continued page 86 sometimes have opportunity ride aircraft performing balloons case Burlington author such oppor tUnity BARKS arranged take ffight Tiffany flight beautiful Sunday morning light breezes Tom Anderton floated peacefully most-wonderful flight across countryside something shall never forget describe such flight Quiet hear birds singing talk people ground enjoy flight has no sensation motion except visual After airspeed zero experience thank BARKS Tom Anderton lovely bride Shay chase crew cooperation weather would like conclude little poem Tom Anderton gave Balloonists Prayer winds have welcomed softness sun has blessed its warm hands have flown high well God has laughed set gently back arms Mother Earth Tach ModslPerry Continued page 89 meter face can changed using pen India ink printed scale available both Micronta Ace meters meter cover snap fit over body meter removed gently prying up edges meter face held two screws either side move ment printed scale can glued di rectly over existing face using contact cement double-sided tape re moving meter cover face meter careful bend nee dle damage meter movement replacement 1% precision resistors should installed locations shown photos 220K-ohm resistor re places 80K-ohm R14 Heath circuit Ace circuit requires 15Kohm color code Brown Green Black Red Brown replaces 20K-ohm R18 Red Black Black Red Brown 10K-ohm Brown Black Black Red Brown replaces 499-ohm R19 Yellow White White Brown Brown small soldering iron 40 watts less should used avoid damaging printed circuit board components Continued page 180 September 1984 179 FLYING NEAR Al RPORTS BE CAREFUL PROTECT YOUR RiGHT TO FLY Safe Flying No Accident