Control Line SPEED Gene Hemp Horsepower have received several letters modelers wanting know model engines today really develop actual horse power claimed various manufacturers horsepower figures derived Are commercially available testing devices measuring horsepower Horsepower function torque times rpm engine could hold crank shaft model engine running apply load engine itself would try rotate opposite direction called torque measuring torque various rpm horsepower curve can calculated plotted particular engine model engines simple torque stand can very accurate torque stand means mounting engine free rotate about its crankshaft axis plus means measuring torque rpm After made several attempts build simple torque stand received note Dan Armstrong Irondale AL After building several prototype models finalize design ready start selling model engine torque stands torque stand will handle engine size through powerful 65s accomplished varying pendulum weight length two readings scale inner reading 0-50 outer 0-150 both inch/ounces small engines pendulum weight located steel pin set screw completely removed Overall construction massive workman ship first class modeler interested working model engines accurate means measuring horsepower now available interested write Dan Armstrong 2123 4th Ave North Irondale AL 35210 time permits will try evaluate few model engines utilizing torque stand interested having specific engine test run write will try work engine test everyone would enjoy reading about Engines subject engine rework have received numerous inquiries about reworking antique engines difficult determine condition engine looking information mail SASE address end column interest antique engines has generated quite bit activity Several modelers have invited photograph Speed models ignition systems Elmer Wolff Richardson TX showed 40-year-old McCoy 19powered Speed model along McCoy 49 60 ignition engines Elmer keeping sharp eye photographing engines sure wanted latch After inspecting engines Elmers Speed ship comparing thei latest developments quite impressed accomplishments ancestors other antique engines belong Dean Toombs competitive Speed modeler early Fifties McCoy 60 goose neck Atwood 60 Champion really enjoyed meeting gentlemen listening some theirwar stories sound like ones tell today readers column would like send some old photos some explana Continued page 131 new OPS 40 Pylon engine mounted testing Gene Hempels torque stand Stand allows accurate horsepower readings 64 Model Aviation Posed front Wolffs antique CL Speed ship two engines same era McCoy 49 L McCoy 60 both racing engines Elmer Wolff 5 vintage late-i 940s Control Line Speed model complete McCoy 1 g engine People understood streamlining inthosedays Dean Toombs Dallas TX proud owner two antique Speed engines Atwood 60 Champion L McCoy 60 around perimeter piece removed Some care will have taken doing remove center piece will have very crisp clean precise area painted instances people need curved piece masking tape want produce exact circle can very difficult have developed method works extremely well take strip 2-in masking tape find ajar can some round object across lay tape find taking brand new single-edge razor blade running around curvature can develop inside outside curve However circle gets too large very difficult handle masking tape trying transfer 6- 8-in circle model care must taken Experi mentation will develop different handling tech niques work wholeheartedly solicit anybodys ideas dia grams explanations solving little problems seem always pop up hope information issue has helpful will try have future NASA Scale information join support National Association Scale Aero modelers details joining contact John Preston 7012 Elvira Ct Falls Church VA 22042 Richard P Byron 2506 So 161st Circle Omaha NE 68130 CL Navy Carrier/Perry Continued page 63 working enlarged Guardian having thicker wing improve low speed performance rGIANT SCALE PLANS JOmk 3 Convertible AVAILABLE NOWWaco UPF7 90-Bpe$2395 JR Special MK III 84 Moco 75 Ripe Weight 18 lbs2195 Travel Air 2000105 Classic Scale Biplane 23 lbs 2295 Travel Air 4000 99 Radial Eng Classic Ripe 22 lbs 2295 Fakkar DVII 99 Gernac WVV Fighter Ripe 23 lbs 2495 Coating Soon Sopcith Pep 80 Ripe Sopth Tepehoend 80 Triplane Wace ATO Lyjack Veaccn 90 Rplane Neopcrt 11 85 Rplace 35 Scam Fcklet 051 72 Tcplane Plans shapped U PS Parcel Post Please add $300 postaqe handlino fastest seavice send postal money order No c 00 orders sent BEHRENS PLAN SERVICE 31-27 Healy Ave. Far Rockaway NY 11691 212 337-6987in Flight speeds probably ranged between 125/ 165 mph 120/15 mph combination Ill attempt get details later issue Navy Carrier Societys Top Ten list 1982 full after Buckeye AZ KOI probably will have some changes before reaches print As new season picks up new Carrier contest Id like call attention will held May 15-16 Petersburg Virginia Airport Carrier will Saturday Racing no engine noise interfere low speed Scale/Stunt Combat Sunday hope see some East Coast Carrier fliers help kick off Carrier flying area months photos October contest Sepulveda Basin California sent Bill Netzeband long time Carrier competitor designer 125-sq Guardian has enjoyed much popularity Class over years Dick Perry 416 Woodh ill Dr Goldsboro NC 27530 CL Speed/Hempel Continued page 64 tion background concerning Speed drop line would really enjoy putting info column NCLC has another attempt resurrect National Control Line Coalition Doc Jackson indicated intent change single-interest newsletter compre hensive Control Line newsletter promote RJL K61 eAmerican made Schnuerle ports eDouble ball bearing ePerry carburetor eForged & domed piston eForged & bushea con rod 0-ring sealed back cover Investment cast crankcase Kraft Engine Warranty Parts & Repair RJL INDUSTRIES PO Box 5654 PASADENA CA 91107 2131 359-0016 795-9621 Multler Included May 1982 131 445/YDa SILK White DISCOUNTS ON $495/YD 50 YO ROLLS RedYeI law Rota Blue Fine Quality Model Building Any Length Max 50 Yd SILK COVERS BEST LIGHT STRONG- ECONOMICAL SHIPPING ADO 50 FOREIGN 150/ ORDER NY RES Add 4% BROWNSELL FLAG 8 DECAL Co 121 LAUREL ROAD NEW CITY NY 914-634-850010956 MODELMANIA COME Tn OUR FULLS EQUIPPED STPREbHOW RODE AT DRDDILVN S 1DDL MSTERS 1307 DR~NCSDEND NEEW RD SRDOHTLVN 121213399258 NP COLLECT CALLS BETWEEN E 12 9 E IA STS FROM STATEN ISLAND TAKE CERRIZANO TO BELT PKWY EAST CONEY ISLANO ACE EXIT TO ACE BIGHT ON TO W 3 BLOCKS TO STORE OPEN MON& WED 12 TO 9TUES & THUAS 12 TO 545 FRI 2 TO 7 & SAT IA TO 6 BUt.RWUtStIORESB.RAOE.8.DE8tLjSTOR AbeRADOER 4882C DETAIL TOOCAUPGUN99955999 461BAR 7385 NEIl POWER PANEL23991599 462GEMINI MOBELS AERONCA CHAMP54953499 463KRAFT KPSI4II DR EPSISII SERVO44952999 460KRAFT KPB2A WACO MORE POWER44952999 465FULTS DOUBLE NEW GEAR 3Sc4R95599C 466TOPPLITE PROPS IA 65 OR IA9756758 487TOPFLITE PROPS 28 6R OR IA11887588 46RTOPFLITE PROPS 22 818 OR II1388A75C SAVE TIRE PHONE SOUR ORDER 1512121 3399258 469K&B 75cc GUtTED FAN ENGINE 168889499 47ATOPPLITE SUPERMONOKOTE REG COLOR 1858599e 471TOPFLITE SUPERMONOKOTE MET COLOR 12386588 MINIMUR PURCHASE 3 ROLL YOUR CHOICE OF COLORS 472OS MAO 48 FOUR CYCLE R/C 149951R499 473K&B 35cc OUTBOARD MARINE ENGINEI2S887299 WHILE OUR SUPPLIES LAST WE WILL MEET TNE COCERTISED PRICES GE CIRCUS HOBBIES ON NEBRA 4A 61 91 ALL SPEED SIDE EXHAUST ENGINES DYNAMIC CARBS ONLY 474 ~7J5 HOBBIES SPECTRA 7C 484 49995 25999 ONLY 72168 IN STOCK SEE OUR NEW 18 SPECIAL LIST OVER 158 MANUFACTURERS AVAILABLE TO YOU THROUGH BROOKLYNS MODEL MASTERS 475 O~54 P47 1A4 WING SPAN1899514999 476 cORLINE FOKEER OCII119588999 477 ONLINE DEWEYCILLE SPECIAL79586299 47R ANONEWS SPORTSCASTER88955999 479 pIJ5 OF RALSA FRb 21 DUCTFANI799514999 CORING BOON MAC TOYOTA 484 R/C CARLOOK FORIT HERE FOR FASTER SERVICE CALL US WITH YOUR ORDER MASTER CARD AND CISA OCCEPTEG SEND ALL ORDERS AND INGUIRES TO BRDDILVN 95 PIODEL MSTER95 1307 DPR.ESEND NECI RD I3RDDFCLVN NV t2SO9 ALL PRICES SUBJECT TO CHANGE OFFER GOOD TIL 38TH OF PUB MONTH UNLESS CURRENT SUPPLIES ARE EXORUSTED FREE 181 SPECIALSLIST WITH ORDERS OR SEND SAXE ORDERING INFSRMATIXN SORRY NG COD ALL PRICES INCLUDE 57 CASH DISCOUNT MIN NET ORDER RID MASTER/CISS ACCEPTED RUT YOU MUST ADD 57 RBCK TO TOTAL INCLUDE CANOW ERPIRATION PATE INTERBANK C S SIGNATURE OP CARD HOLDER SHIPPING S CAROLING 15883588 ADD 388 35817888 000 608 OVER 78RA ADO 97 MAR OP 1858 AND 25 LBS 0 OVER SIZE BOO ROD ERTRA 0488 OUT OF CONY US ADO 1511 OF TOTAL FOR SHIPPING ALL MONIES MUST BE IN US CURRENCY SALES ARE FINAL ALLOW TINE FOR PERSONAL CHECKS TO CLEAR NY RESIDENTS MUST ADD APPLICABLE SALES TAR SEND SAGE FOR ALL INQUIRES SPECIFY SlOE COLOR AND TYPE ANERE REQUIRED PREPARED ON 22882 win-power 2 Blade Tractor 545354Us 6364iSo 747678Us 848688lOs 949697 98104106needs 11411-6118SI 124125126*110 2 Blade PusherAT YOUR DEALER 5% 3 54 63 64 lOs 86 Us 9610-6 *1 3 BladeTractor 53 63 64 Us 3 BladePusher 63 3iade MetallicAluminum Color Tractor 76 78 51 8688 *ia 96 106104 fl Pusher06 *110 - & PARTS CRICKET KIT$19995 wflrwine Eng*27995 w/K & B 35 Eng*29995 *includes heat sink & muffler built-up radios RTF avaIlable prices Call 412-342-574O GRISH LARGE WOOD PROPELLERS HARDWOOD too hard minimizes chance costly plane engine damage True pitch airfoil fully finished balanced ready coating 3/8 BOREALL SIZES IN18 S7 6 B 10 12 PITCH 208 2210 2413 formation national organization Control Line new try national coalition organization will mean sacrificing some speed progress others great deal individual identity groups possibly certain leaders contrast Speed Team Race fraternities have virtually nothing lose participation great deal gain would nice see some type organization moving improve declining Speed fraternity interested send SASE Gazette 707 2nd Street Davis CA 95616 Contest Before ending would like mention Northwest Regionals Eugene OR May29 30 1982 big shoot-out Northwest Mike Hazel CD planning have Speed events year Now chance Speed modelers support event information send SASE Mike Hazel 1040 Windemere Drive NW Salem OR 97304 next two columns will special FAI Speed series will cover both model design engine setup Happy Flying Gene Hempet 301 N Yale Dr Garlana TX 75042 P-39 Airacobra/Stolly Continued page 69 Right after breaking ground push throttle rest wayand gear coming up fighter jock style After initial climb-out pull throttle back three quarters cruise use full power climbing maneuvers makes realistic flight No tricky stuff very stable havent looped yet tells can indeed nice wide realistic loop Mus tang same weight identical areas movements goes loop realistic fashion trying imitate Stunt boys because real airplanes dont way anyhow first flight P-39 left front cowling cockpit section off sure adequate cooling extra nose weight still three-wheel race car took whole lap before built up enough speed get air Nose heavy moved batteries back station G balanced perfectly Because weight nose gear moving rear after retraction its better flier gear up Landings easy about half power As soon main gear touches down nose drops finished flyingbuilt-in nobounce system Thats way its supposed 132 Model Aviation NW aMp GONTIILIII TillS PROFILE0 COMBA PRA T WIDE & NARROW WEDGE 15 -- 6 oz Capacities INIFLOW & STINDD Custom Dliii lisle Ingredients detailed brochure50C stamps/check CAROLINA TAFFINDER 8345 Delhi Road Charleston Hgts SC 29405 45-60 Powered Sport Competition Flying Complete Parts Support HIROBO SCALE HEUCOPTERS 50-60 Powered Tow Cobra Ranger Lama uois ultimate scale helicopters PLAZA HOBBYCRAFT p473 E State Street Sharon PA 16146 fornddo PROPELLERS Made polyester boil color Go GRISH propeller True helical pitch airfoil Sizes pitches styles RIGHT HAND TRACTOR NEW SIZE IN 8 & 10 PITCH 28 516 GRISH~iHN INDIANA 46373
Edition: Model Aviation - 1982/05
Page Numbers: 64, 131, 132
Control Line SPEED Gene Hemp Horsepower have received several letters modelers wanting know model engines today really develop actual horse power claimed various manufacturers horsepower figures derived Are commercially available testing devices measuring horsepower Horsepower function torque times rpm engine could hold crank shaft model engine running apply load engine itself would try rotate opposite direction called torque measuring torque various rpm horsepower curve can calculated plotted particular engine model engines simple torque stand can very accurate torque stand means mounting engine free rotate about its crankshaft axis plus means measuring torque rpm After made several attempts build simple torque stand received note Dan Armstrong Irondale AL After building several prototype models finalize design ready start selling model engine torque stands torque stand will handle engine size through powerful 65s accomplished varying pendulum weight length two readings scale inner reading 0-50 outer 0-150 both inch/ounces small engines pendulum weight located steel pin set screw completely removed Overall construction massive workman ship first class modeler interested working model engines accurate means measuring horsepower now available interested write Dan Armstrong 2123 4th Ave North Irondale AL 35210 time permits will try evaluate few model engines utilizing torque stand interested having specific engine test run write will try work engine test everyone would enjoy reading about Engines subject engine rework have received numerous inquiries about reworking antique engines difficult determine condition engine looking information mail SASE address end column interest antique engines has generated quite bit activity Several modelers have invited photograph Speed models ignition systems Elmer Wolff Richardson TX showed 40-year-old McCoy 19powered Speed model along McCoy 49 60 ignition engines Elmer keeping sharp eye photographing engines sure wanted latch After inspecting engines Elmers Speed ship comparing thei latest developments quite impressed accomplishments ancestors other antique engines belong Dean Toombs competitive Speed modeler early Fifties McCoy 60 goose neck Atwood 60 Champion really enjoyed meeting gentlemen listening some theirwar stories sound like ones tell today readers column would like send some old photos some explana Continued page 131 new OPS 40 Pylon engine mounted testing Gene Hempels torque stand Stand allows accurate horsepower readings 64 Model Aviation Posed front Wolffs antique CL Speed ship two engines same era McCoy 49 L McCoy 60 both racing engines Elmer Wolff 5 vintage late-i 940s Control Line Speed model complete McCoy 1 g engine People understood streamlining inthosedays Dean Toombs Dallas TX proud owner two antique Speed engines Atwood 60 Champion L McCoy 60 around perimeter piece removed Some care will have taken doing remove center piece will have very crisp clean precise area painted instances people need curved piece masking tape want produce exact circle can very difficult have developed method works extremely well take strip 2-in masking tape find ajar can some round object across lay tape find taking brand new single-edge razor blade running around curvature can develop inside outside curve However circle gets too large very difficult handle masking tape trying transfer 6- 8-in circle model care must taken Experi mentation will develop different handling tech niques work wholeheartedly solicit anybodys ideas dia grams explanations solving little problems seem always pop up hope information issue has helpful will try have future NASA Scale information join support National Association Scale Aero modelers details joining contact John Preston 7012 Elvira Ct Falls Church VA 22042 Richard P Byron 2506 So 161st Circle Omaha NE 68130 CL Navy Carrier/Perry Continued page 63 working enlarged Guardian having thicker wing improve low speed performance rGIANT SCALE PLANS JOmk 3 Convertible AVAILABLE NOWWaco UPF7 90-Bpe$2395 JR Special MK III 84 Moco 75 Ripe Weight 18 lbs2195 Travel Air 2000105 Classic Scale Biplane 23 lbs 2295 Travel Air 4000 99 Radial Eng Classic Ripe 22 lbs 2295 Fakkar DVII 99 Gernac WVV Fighter Ripe 23 lbs 2495 Coating Soon Sopcith Pep 80 Ripe Sopth Tepehoend 80 Triplane Wace ATO Lyjack Veaccn 90 Rplane Neopcrt 11 85 Rplace 35 Scam Fcklet 051 72 Tcplane Plans shapped U PS Parcel Post Please add $300 postaqe handlino fastest seavice send postal money order No c 00 orders sent BEHRENS PLAN SERVICE 31-27 Healy Ave. Far Rockaway NY 11691 212 337-6987in Flight speeds probably ranged between 125/ 165 mph 120/15 mph combination Ill attempt get details later issue Navy Carrier Societys Top Ten list 1982 full after Buckeye AZ KOI probably will have some changes before reaches print As new season picks up new Carrier contest Id like call attention will held May 15-16 Petersburg Virginia Airport Carrier will Saturday Racing no engine noise interfere low speed Scale/Stunt Combat Sunday hope see some East Coast Carrier fliers help kick off Carrier flying area months photos October contest Sepulveda Basin California sent Bill Netzeband long time Carrier competitor designer 125-sq Guardian has enjoyed much popularity Class over years Dick Perry 416 Woodh ill Dr Goldsboro NC 27530 CL Speed/Hempel Continued page 64 tion background concerning Speed drop line would really enjoy putting info column NCLC has another attempt resurrect National Control Line Coalition Doc Jackson indicated intent change single-interest newsletter compre hensive Control Line newsletter promote RJL K61 eAmerican made Schnuerle ports eDouble ball bearing ePerry carburetor eForged & domed piston eForged & bushea con rod 0-ring sealed back cover Investment cast crankcase Kraft Engine Warranty Parts & Repair RJL INDUSTRIES PO Box 5654 PASADENA CA 91107 2131 359-0016 795-9621 Multler Included May 1982 131 445/YDa SILK White DISCOUNTS ON $495/YD 50 YO ROLLS RedYeI law Rota Blue Fine Quality Model Building Any Length Max 50 Yd SILK COVERS BEST LIGHT STRONG- ECONOMICAL SHIPPING ADO 50 FOREIGN 150/ ORDER NY RES Add 4% BROWNSELL FLAG 8 DECAL Co 121 LAUREL ROAD NEW CITY NY 914-634-850010956 MODELMANIA COME Tn OUR FULLS EQUIPPED STPREbHOW RODE AT DRDDILVN S 1DDL MSTERS 1307 DR~NCSDEND NEEW RD SRDOHTLVN 121213399258 NP COLLECT CALLS BETWEEN E 12 9 E IA STS FROM STATEN ISLAND TAKE CERRIZANO TO BELT PKWY EAST CONEY ISLANO ACE EXIT TO ACE BIGHT ON TO W 3 BLOCKS TO STORE OPEN MON& WED 12 TO 9TUES & THUAS 12 TO 545 FRI 2 TO 7 & SAT IA TO 6 BUt.RWUtStIORESB.RAOE.8.DE8tLjSTOR AbeRADOER 4882C DETAIL TOOCAUPGUN99955999 461BAR 7385 NEIl POWER PANEL23991599 462GEMINI MOBELS AERONCA CHAMP54953499 463KRAFT KPSI4II DR EPSISII SERVO44952999 460KRAFT KPB2A WACO MORE POWER44952999 465FULTS DOUBLE NEW GEAR 3Sc4R95599C 466TOPPLITE PROPS IA 65 OR IA9756758 487TOPFLITE PROPS 28 6R OR IA11887588 46RTOPFLITE PROPS 22 818 OR II1388A75C SAVE TIRE PHONE SOUR ORDER 1512121 3399258 469K&B 75cc GUtTED FAN ENGINE 168889499 47ATOPPLITE SUPERMONOKOTE REG COLOR 1858599e 471TOPFLITE SUPERMONOKOTE MET COLOR 12386588 MINIMUR PURCHASE 3 ROLL YOUR CHOICE OF COLORS 472OS MAO 48 FOUR CYCLE R/C 149951R499 473K&B 35cc OUTBOARD MARINE ENGINEI2S887299 WHILE OUR SUPPLIES LAST WE WILL MEET TNE COCERTISED PRICES GE CIRCUS HOBBIES ON NEBRA 4A 61 91 ALL SPEED SIDE EXHAUST ENGINES DYNAMIC CARBS ONLY 474 ~7J5 HOBBIES SPECTRA 7C 484 49995 25999 ONLY 72168 IN STOCK SEE OUR NEW 18 SPECIAL LIST OVER 158 MANUFACTURERS AVAILABLE TO YOU THROUGH BROOKLYNS MODEL MASTERS 475 O~54 P47 1A4 WING SPAN1899514999 476 cORLINE FOKEER OCII119588999 477 ONLINE DEWEYCILLE SPECIAL79586299 47R ANONEWS SPORTSCASTER88955999 479 pIJ5 OF RALSA FRb 21 DUCTFANI799514999 CORING BOON MAC TOYOTA 484 R/C CARLOOK FORIT HERE FOR FASTER SERVICE CALL US WITH YOUR ORDER MASTER CARD AND CISA OCCEPTEG SEND ALL ORDERS AND INGUIRES TO BRDDILVN 95 PIODEL MSTER95 1307 DPR.ESEND NECI RD I3RDDFCLVN NV t2SO9 ALL PRICES SUBJECT TO CHANGE OFFER GOOD TIL 38TH OF PUB MONTH UNLESS CURRENT SUPPLIES ARE EXORUSTED FREE 181 SPECIALSLIST WITH ORDERS OR SEND SAXE ORDERING INFSRMATIXN SORRY NG COD ALL PRICES INCLUDE 57 CASH DISCOUNT MIN NET ORDER RID MASTER/CISS ACCEPTED RUT YOU MUST ADD 57 RBCK TO TOTAL INCLUDE CANOW ERPIRATION PATE INTERBANK C S SIGNATURE OP CARD HOLDER SHIPPING S CAROLING 15883588 ADD 388 35817888 000 608 OVER 78RA ADO 97 MAR OP 1858 AND 25 LBS 0 OVER SIZE BOO ROD ERTRA 0488 OUT OF CONY US ADO 1511 OF TOTAL FOR SHIPPING ALL MONIES MUST BE IN US CURRENCY SALES ARE FINAL ALLOW TINE FOR PERSONAL CHECKS TO CLEAR NY RESIDENTS MUST ADD APPLICABLE SALES TAR SEND SAGE FOR ALL INQUIRES SPECIFY SlOE COLOR AND TYPE ANERE REQUIRED PREPARED ON 22882 win-power 2 Blade Tractor 545354Us 6364iSo 747678Us 848688lOs 949697 98104106needs 11411-6118SI 124125126*110 2 Blade PusherAT YOUR DEALER 5% 3 54 63 64 lOs 86 Us 9610-6 *1 3 BladeTractor 53 63 64 Us 3 BladePusher 63 3iade MetallicAluminum Color Tractor 76 78 51 8688 *ia 96 106104 fl Pusher06 *110 - & PARTS CRICKET KIT$19995 wflrwine Eng*27995 w/K & B 35 Eng*29995 *includes heat sink & muffler built-up radios RTF avaIlable prices Call 412-342-574O GRISH LARGE WOOD PROPELLERS HARDWOOD too hard minimizes chance costly plane engine damage True pitch airfoil fully finished balanced ready coating 3/8 BOREALL SIZES IN18 S7 6 B 10 12 PITCH 208 2210 2413 formation national organization Control Line new try national coalition organization will mean sacrificing some speed progress others great deal individual identity groups possibly certain leaders contrast Speed Team Race fraternities have virtually nothing lose participation great deal gain would nice see some type organization moving improve declining Speed fraternity interested send SASE Gazette 707 2nd Street Davis CA 95616 Contest Before ending would like mention Northwest Regionals Eugene OR May29 30 1982 big shoot-out Northwest Mike Hazel CD planning have Speed events year Now chance Speed modelers support event information send SASE Mike Hazel 1040 Windemere Drive NW Salem OR 97304 next two columns will special FAI Speed series will cover both model design engine setup Happy Flying Gene Hempet 301 N Yale Dr Garlana TX 75042 P-39 Airacobra/Stolly Continued page 69 Right after breaking ground push throttle rest wayand gear coming up fighter jock style After initial climb-out pull throttle back three quarters cruise use full power climbing maneuvers makes realistic flight No tricky stuff very stable havent looped yet tells can indeed nice wide realistic loop Mus tang same weight identical areas movements goes loop realistic fashion trying imitate Stunt boys because real airplanes dont way anyhow first flight P-39 left front cowling cockpit section off sure adequate cooling extra nose weight still three-wheel race car took whole lap before built up enough speed get air Nose heavy moved batteries back station G balanced perfectly Because weight nose gear moving rear after retraction its better flier gear up Landings easy about half power As soon main gear touches down nose drops finished flyingbuilt-in nobounce system Thats way its supposed 132 Model Aviation NW aMp GONTIILIII TillS PROFILE0 COMBA PRA T WIDE & NARROW WEDGE 15 -- 6 oz Capacities INIFLOW & STINDD Custom Dliii lisle Ingredients detailed brochure50C stamps/check CAROLINA TAFFINDER 8345 Delhi Road Charleston Hgts SC 29405 45-60 Powered Sport Competition Flying Complete Parts Support HIROBO SCALE HEUCOPTERS 50-60 Powered Tow Cobra Ranger Lama uois ultimate scale helicopters PLAZA HOBBYCRAFT p473 E State Street Sharon PA 16146 fornddo PROPELLERS Made polyester boil color Go GRISH propeller True helical pitch airfoil Sizes pitches styles RIGHT HAND TRACTOR NEW SIZE IN 8 & 10 PITCH 28 516 GRISH~iHN INDIANA 46373
Edition: Model Aviation - 1982/05
Page Numbers: 64, 131, 132
Control Line SPEED Gene Hemp Horsepower have received several letters modelers wanting know model engines today really develop actual horse power claimed various manufacturers horsepower figures derived Are commercially available testing devices measuring horsepower Horsepower function torque times rpm engine could hold crank shaft model engine running apply load engine itself would try rotate opposite direction called torque measuring torque various rpm horsepower curve can calculated plotted particular engine model engines simple torque stand can very accurate torque stand means mounting engine free rotate about its crankshaft axis plus means measuring torque rpm After made several attempts build simple torque stand received note Dan Armstrong Irondale AL After building several prototype models finalize design ready start selling model engine torque stands torque stand will handle engine size through powerful 65s accomplished varying pendulum weight length two readings scale inner reading 0-50 outer 0-150 both inch/ounces small engines pendulum weight located steel pin set screw completely removed Overall construction massive workman ship first class modeler interested working model engines accurate means measuring horsepower now available interested write Dan Armstrong 2123 4th Ave North Irondale AL 35210 time permits will try evaluate few model engines utilizing torque stand interested having specific engine test run write will try work engine test everyone would enjoy reading about Engines subject engine rework have received numerous inquiries about reworking antique engines difficult determine condition engine looking information mail SASE address end column interest antique engines has generated quite bit activity Several modelers have invited photograph Speed models ignition systems Elmer Wolff Richardson TX showed 40-year-old McCoy 19powered Speed model along McCoy 49 60 ignition engines Elmer keeping sharp eye photographing engines sure wanted latch After inspecting engines Elmers Speed ship comparing thei latest developments quite impressed accomplishments ancestors other antique engines belong Dean Toombs competitive Speed modeler early Fifties McCoy 60 goose neck Atwood 60 Champion really enjoyed meeting gentlemen listening some theirwar stories sound like ones tell today readers column would like send some old photos some explana Continued page 131 new OPS 40 Pylon engine mounted testing Gene Hempels torque stand Stand allows accurate horsepower readings 64 Model Aviation Posed front Wolffs antique CL Speed ship two engines same era McCoy 49 L McCoy 60 both racing engines Elmer Wolff 5 vintage late-i 940s Control Line Speed model complete McCoy 1 g engine People understood streamlining inthosedays Dean Toombs Dallas TX proud owner two antique Speed engines Atwood 60 Champion L McCoy 60 around perimeter piece removed Some care will have taken doing remove center piece will have very crisp clean precise area painted instances people need curved piece masking tape want produce exact circle can very difficult have developed method works extremely well take strip 2-in masking tape find ajar can some round object across lay tape find taking brand new single-edge razor blade running around curvature can develop inside outside curve However circle gets too large very difficult handle masking tape trying transfer 6- 8-in circle model care must taken Experi mentation will develop different handling tech niques work wholeheartedly solicit anybodys ideas dia grams explanations solving little problems seem always pop up hope information issue has helpful will try have future NASA Scale information join support National Association Scale Aero modelers details joining contact John Preston 7012 Elvira Ct Falls Church VA 22042 Richard P Byron 2506 So 161st Circle Omaha NE 68130 CL Navy Carrier/Perry Continued page 63 working enlarged Guardian having thicker wing improve low speed performance rGIANT SCALE PLANS JOmk 3 Convertible AVAILABLE NOWWaco UPF7 90-Bpe$2395 JR Special MK III 84 Moco 75 Ripe Weight 18 lbs2195 Travel Air 2000105 Classic Scale Biplane 23 lbs 2295 Travel Air 4000 99 Radial Eng Classic Ripe 22 lbs 2295 Fakkar DVII 99 Gernac WVV Fighter Ripe 23 lbs 2495 Coating Soon Sopcith Pep 80 Ripe Sopth Tepehoend 80 Triplane Wace ATO Lyjack Veaccn 90 Rplane Neopcrt 11 85 Rplace 35 Scam Fcklet 051 72 Tcplane Plans shapped U PS Parcel Post Please add $300 postaqe handlino fastest seavice send postal money order No c 00 orders sent BEHRENS PLAN SERVICE 31-27 Healy Ave. Far Rockaway NY 11691 212 337-6987in Flight speeds probably ranged between 125/ 165 mph 120/15 mph combination Ill attempt get details later issue Navy Carrier Societys Top Ten list 1982 full after Buckeye AZ KOI probably will have some changes before reaches print As new season picks up new Carrier contest Id like call attention will held May 15-16 Petersburg Virginia Airport Carrier will Saturday Racing no engine noise interfere low speed Scale/Stunt Combat Sunday hope see some East Coast Carrier fliers help kick off Carrier flying area months photos October contest Sepulveda Basin California sent Bill Netzeband long time Carrier competitor designer 125-sq Guardian has enjoyed much popularity Class over years Dick Perry 416 Woodh ill Dr Goldsboro NC 27530 CL Speed/Hempel Continued page 64 tion background concerning Speed drop line would really enjoy putting info column NCLC has another attempt resurrect National Control Line Coalition Doc Jackson indicated intent change single-interest newsletter compre hensive Control Line newsletter promote RJL K61 eAmerican made Schnuerle ports eDouble ball bearing ePerry carburetor eForged & domed piston eForged & bushea con rod 0-ring sealed back cover Investment cast crankcase Kraft Engine Warranty Parts & Repair RJL INDUSTRIES PO Box 5654 PASADENA CA 91107 2131 359-0016 795-9621 Multler Included May 1982 131 445/YDa SILK White DISCOUNTS ON $495/YD 50 YO ROLLS RedYeI law Rota Blue Fine Quality Model Building Any Length Max 50 Yd SILK COVERS BEST LIGHT STRONG- ECONOMICAL SHIPPING ADO 50 FOREIGN 150/ ORDER NY RES Add 4% BROWNSELL FLAG 8 DECAL Co 121 LAUREL ROAD NEW CITY NY 914-634-850010956 MODELMANIA COME Tn OUR FULLS EQUIPPED STPREbHOW RODE AT DRDDILVN S 1DDL MSTERS 1307 DR~NCSDEND NEEW RD SRDOHTLVN 121213399258 NP COLLECT CALLS BETWEEN E 12 9 E IA STS FROM STATEN ISLAND TAKE CERRIZANO TO BELT PKWY EAST CONEY ISLANO ACE EXIT TO ACE BIGHT ON TO W 3 BLOCKS TO STORE OPEN MON& WED 12 TO 9TUES & THUAS 12 TO 545 FRI 2 TO 7 & SAT IA TO 6 BUt.RWUtStIORESB.RAOE.8.DE8tLjSTOR AbeRADOER 4882C DETAIL TOOCAUPGUN99955999 461BAR 7385 NEIl POWER PANEL23991599 462GEMINI MOBELS AERONCA CHAMP54953499 463KRAFT KPSI4II DR EPSISII SERVO44952999 460KRAFT KPB2A WACO MORE POWER44952999 465FULTS DOUBLE NEW GEAR 3Sc4R95599C 466TOPPLITE PROPS IA 65 OR IA9756758 487TOPFLITE PROPS 28 6R OR IA11887588 46RTOPFLITE PROPS 22 818 OR II1388A75C SAVE TIRE PHONE SOUR ORDER 1512121 3399258 469K&B 75cc GUtTED FAN ENGINE 168889499 47ATOPPLITE SUPERMONOKOTE REG COLOR 1858599e 471TOPFLITE SUPERMONOKOTE MET COLOR 12386588 MINIMUR PURCHASE 3 ROLL YOUR CHOICE OF COLORS 472OS MAO 48 FOUR CYCLE R/C 149951R499 473K&B 35cc OUTBOARD MARINE ENGINEI2S887299 WHILE OUR SUPPLIES LAST WE WILL MEET TNE COCERTISED PRICES GE CIRCUS HOBBIES ON NEBRA 4A 61 91 ALL SPEED SIDE EXHAUST ENGINES DYNAMIC CARBS ONLY 474 ~7J5 HOBBIES SPECTRA 7C 484 49995 25999 ONLY 72168 IN STOCK SEE OUR NEW 18 SPECIAL LIST OVER 158 MANUFACTURERS AVAILABLE TO YOU THROUGH BROOKLYNS MODEL MASTERS 475 O~54 P47 1A4 WING SPAN1899514999 476 cORLINE FOKEER OCII119588999 477 ONLINE DEWEYCILLE SPECIAL79586299 47R ANONEWS SPORTSCASTER88955999 479 pIJ5 OF RALSA FRb 21 DUCTFANI799514999 CORING BOON MAC TOYOTA 484 R/C CARLOOK FORIT HERE FOR FASTER SERVICE CALL US WITH YOUR ORDER MASTER CARD AND CISA OCCEPTEG SEND ALL ORDERS AND INGUIRES TO BRDDILVN 95 PIODEL MSTER95 1307 DPR.ESEND NECI RD I3RDDFCLVN NV t2SO9 ALL PRICES SUBJECT TO CHANGE OFFER GOOD TIL 38TH OF PUB MONTH UNLESS CURRENT SUPPLIES ARE EXORUSTED FREE 181 SPECIALSLIST WITH ORDERS OR SEND SAXE ORDERING INFSRMATIXN SORRY NG COD ALL PRICES INCLUDE 57 CASH DISCOUNT MIN NET ORDER RID MASTER/CISS ACCEPTED RUT YOU MUST ADD 57 RBCK TO TOTAL INCLUDE CANOW ERPIRATION PATE INTERBANK C S SIGNATURE OP CARD HOLDER SHIPPING S CAROLING 15883588 ADD 388 35817888 000 608 OVER 78RA ADO 97 MAR OP 1858 AND 25 LBS 0 OVER SIZE BOO ROD ERTRA 0488 OUT OF CONY US ADO 1511 OF TOTAL FOR SHIPPING ALL MONIES MUST BE IN US CURRENCY SALES ARE FINAL ALLOW TINE FOR PERSONAL CHECKS TO CLEAR NY RESIDENTS MUST ADD APPLICABLE SALES TAR SEND SAGE FOR ALL INQUIRES SPECIFY SlOE COLOR AND TYPE ANERE REQUIRED PREPARED ON 22882 win-power 2 Blade Tractor 545354Us 6364iSo 747678Us 848688lOs 949697 98104106needs 11411-6118SI 124125126*110 2 Blade PusherAT YOUR DEALER 5% 3 54 63 64 lOs 86 Us 9610-6 *1 3 BladeTractor 53 63 64 Us 3 BladePusher 63 3iade MetallicAluminum Color Tractor 76 78 51 8688 *ia 96 106104 fl Pusher06 *110 - & PARTS CRICKET KIT$19995 wflrwine Eng*27995 w/K & B 35 Eng*29995 *includes heat sink & muffler built-up radios RTF avaIlable prices Call 412-342-574O GRISH LARGE WOOD PROPELLERS HARDWOOD too hard minimizes chance costly plane engine damage True pitch airfoil fully finished balanced ready coating 3/8 BOREALL SIZES IN18 S7 6 B 10 12 PITCH 208 2210 2413 formation national organization Control Line new try national coalition organization will mean sacrificing some speed progress others great deal individual identity groups possibly certain leaders contrast Speed Team Race fraternities have virtually nothing lose participation great deal gain would nice see some type organization moving improve declining Speed fraternity interested send SASE Gazette 707 2nd Street Davis CA 95616 Contest Before ending would like mention Northwest Regionals Eugene OR May29 30 1982 big shoot-out Northwest Mike Hazel CD planning have Speed events year Now chance Speed modelers support event information send SASE Mike Hazel 1040 Windemere Drive NW Salem OR 97304 next two columns will special FAI Speed series will cover both model design engine setup Happy Flying Gene Hempet 301 N Yale Dr Garlana TX 75042 P-39 Airacobra/Stolly Continued page 69 Right after breaking ground push throttle rest wayand gear coming up fighter jock style After initial climb-out pull throttle back three quarters cruise use full power climbing maneuvers makes realistic flight No tricky stuff very stable havent looped yet tells can indeed nice wide realistic loop Mus tang same weight identical areas movements goes loop realistic fashion trying imitate Stunt boys because real airplanes dont way anyhow first flight P-39 left front cowling cockpit section off sure adequate cooling extra nose weight still three-wheel race car took whole lap before built up enough speed get air Nose heavy moved batteries back station G balanced perfectly Because weight nose gear moving rear after retraction its better flier gear up Landings easy about half power As soon main gear touches down nose drops finished flyingbuilt-in nobounce system Thats way its supposed 132 Model Aviation NW aMp GONTIILIII TillS PROFILE0 COMBA PRA T WIDE & NARROW WEDGE 15 -- 6 oz Capacities INIFLOW & STINDD Custom Dliii lisle Ingredients detailed brochure50C stamps/check CAROLINA TAFFINDER 8345 Delhi Road Charleston Hgts SC 29405 45-60 Powered Sport Competition Flying Complete Parts Support HIROBO SCALE HEUCOPTERS 50-60 Powered Tow Cobra Ranger Lama uois ultimate scale helicopters PLAZA HOBBYCRAFT p473 E State Street Sharon PA 16146 fornddo PROPELLERS Made polyester boil color Go GRISH propeller True helical pitch airfoil Sizes pitches styles RIGHT HAND TRACTOR NEW SIZE IN 8 & 10 PITCH 28 516 GRISH~iHN INDIANA 46373