Control Helicopters Dave Chesney THIS MONTH lets talk safety again received memo Geoffrey Styles Flying Site Pro grams Director AMA HQ coordinator Safety Committee follows question raised AMA member during Toledo Show related Helicopters other fixed-wing aircraft powered sharing same field Operational characteristics different especially Helicopter pilots beginners Attention drawn parking cars vans close Helicopter flight line matter convenience constant noise smoke helicopters mentioned distraction fixed-wing beginners Perhaps should consider area model flight come up some suggestions would pleased hear both prior Safety Committee discussions thanks Although have answered Geoffs memo thought Id share some safety tips opinions invite Helicopter fliers out respond well Field layouts fixed-wing model events sport flying vary greatly Depending upon available space local club field school lot matter spectator separation flight activities can problem Clubs heavy activity RC Pylon Racing may clubs clearly defined spectator/flight line separation may bend rules 350 pylon number 3 weekend practice sport flying would say clubs take what can get due available space Lets say average separation center line runway spectator parking area hundred feet illustrate some what follows refer sketch Regarding subject parking cars close flight line Ill say us whether fixed-wing fliers Helicopter fliers will park close pit area possible pit area fields will fall somewhere between designated spectator area runway flight area Most fliers want con venience having vehicles close pit area after us wants lug 30-lb flight box 10-lb aircraft very far memo says convenient flight line fixed-wing fliers Helicopter fliers safety tip Ne vercommenceflight operations pit area safetys sake engines should remain idle pit area after propeller separating airplane can just lethal rotor blade Fliers should carry aircraft designated point before releasing model flight Helicopter flier means carrying Helicopter point away spectators cars pit area before taking off hover Unfortunately because difference flight characteristics Helicopters other aircraft Helicopter flier doesnt have lot choice about conduct flight opera tions Somewhere between pit area runway might begin hover use point marked X sketch starting point some limited hover practice may WIND order check 327364 369030 M3X8 SOCKET HEAD TR HUB BEARING RETAINERSCREW USE ONLY WITH BLACK BLADE HOLDER NO 317 improve safety tail rotor assembly Schiuter copters ask forthis modification Use black blade holder part number 317 mod standard recent Schiuters / things out bit safe place con tinue hover practice fly-arounds think fixed-wing friends lined up side runway doing thing back average field spectators fellow fliers might 50 feet apart guys backs us concentrating aircraft safety tip limit hover air taxi departure off run way same pattern rest fliers Wait minute some us can barely hover much less fly around Heres hot tip Dont go field practice extended hovering unless adequate area separation between other fliers considerate would want someone fly behind back constant noise smoke necessarily distracting factor although beginning sport flier generally seems dependent upon hearing engine though stopped plane would fall out sky would suggest fixed-wing fliers can cope distractions readily Helicopter fliers since fixed-wing aircraft have inherent stability altitude working again having someone flying close behind distraction Helicopter fliers cannot cope distractions since Helicopter usuaily close lower altitudes quite capable immediately reversing its flight path Helicopters require higher level concentra tion particularly hover Could cope distraction fixedwing flier yelling dead stick once visited field new Helicopter light day far activity goes airplane air hovering approximately point X sketch pilot plane almost 100 feet away other end runway airplanes engine quit noticed prepared Continued page 122 / Y Y PIT -j x100 PIT SPECTATORS August 1981 45 et away behind rope ba,ier Helicopters can accelerate change direction quickly inverted flight can done safely concentration broken Tony Frackowiak practices after 18th Wright Brothers Memorial WORKS club field Distractions minimum Bill Elliot photo Price 2995 K Miter Master Mite Master tool designed enable crafts man wake perfect loints wood accurately sanding pre-setangles Thesquaringfence{A aflowsforprecisegO angles retracts below surface Any angle can beset triangular guide using adjacent side complement angle will formed waking inoaluahle truss construction sew cyanuacrylate adhesines require accurately fitted joints achiene full strnngth Miter Master will enableyso wake thaw easily FOURMOST PRODUCTS 4040 24th Ave Forest Grove OR 97116 L-4B spans 110-in 1610 sq wing area projected 18 lb weight wing loading little over 15 lb/sq ft Quadra can deliver over 18 lb static thrust plane can real performer can certainly recommend both plans less-experienced Giant Scale builder flier available Taylorcraft Ltd 216 Willow Rd Roseville CA 95678 DVIII $2500 L-4B $1995 Plans review list plans reviewed keeps growing faster can keep up Add following list Super Cub Big Mach non-scale Anticlike design Biz Cap Plan Service 1408 Morris Saginaw MI 48601 Travelaire 2000 J B Special non-scale flyable biplane monoplane Behrens Plan Service 31-27 Healy Ave Far Rockway NY 11691 Waco YKS-6 Ryan SC Bob Morse Mammoth Scale Plans 3351 Pruneridge Ave Santa Clara CA 95051 FW 190 P-Si Bob Holman Plans P0 Box 741 San Bernardino CA 92402 P6-E Wendell Hostetler 1041 Heatherwood Lane Orrville OH 44667 Christen Eagle T&D Fiberglass 30926 APrice $750 Assembled booed 503 357-2732 Block Garden City MI 48135 SE-5 Baby Air Design 549 Appian Way Napoleon OH 43545 Waco HKS-7 Norm Rosenstock 94 Cedar Dr Plainview NY 11803 Fly-in dates some Giant Scale fly-ins have scheduled along contact further information August 8 & 9 Three Rivers Airport Jim Susemihl 240 South Main Three Rivers MI 49093 616 273-8036 August 15 & 16 Bayport Aerodrome Long Island NY Pete Polapink 516 585-7013 after 600 pm August 30 Oshkosh WI Hubert Ziebell 338 W 20th st Oshkosh WI 54901 October 8 II 5th Annual QSAA Flyin Pat Bunker 6532 Bourbon Way Las Vegas NV 89107 October17 & 18 IMAA East Coast Regional Fort Meade MD Ill pass details available BIG Big Bangers As mentioned above Roush Manufacturing offering some Super Engines up 56 cu displacement engines come out new Echo-Kioritz professional chainsaws covered limited warranty Currently three engines available direct special-orderbasis a39 ci a48 ci 56 ci Power output ranges 55 hp 85 hp Although quality performance engines high prices 48 example will set back about $450 interested write Roush Mfg P0 Box 251 Sandyville OH 44671 want point out large engines intended special applications kind Giant Scale aircraft would require kind power doesnt belong average flying field personal feeling 4 ci 40 lb reasonable limits 9944% models Bob Beckman 8248 Holly Grove Court Manassas VA 22110 RC Helicopters/Chesney Continued page 45 clear runway area turning Helicopter toward pit did notice someone pit running up behind tell air plane dead stick Thats distractionI crashed Helicopter avoid hitting person Another tip Keep assistant you fly can eyes ears concentrate flying similar happening shopping mall flying exhibition occurred crowd back pushed closer look Helicopter 30 feet up over head crowd front sides least 70 feet away did tail-rotor turn towards flew over head turned found myself face-toface crowd exhibition cleared hover demonstrations distraction led Helicopter accelerating fast forward flight over heads spectators crowd seemed pleased scared death An assistant would have handy security handling three sides crowd didnt control fourth use ropes now Although suspect Helicopters bore aggra vate some fixed-wing fliers uninitiated spectators hypnotized RC Helcopters will often come close possible Helicopter flight particularly true Heli copter hovered long periods time after pilot closeit must safe think RC Helicopters potentially dangerous pilot spectators surrounding obstacles other sport aircraft wont tell story about five cars hit learning fly Just call Ace consider Helicopters generally com patible other RC activities No suggest Helicopters banned RC AT LAST Hard Break Fibre-Filled Prop Size 10/6 Introductory Offer 6 495 12 900 24 1750 Postage paidClub Discounts Avail1 Send check money order ACCU-FLiTE 122 Model Aviation NEW FOURMOST PRODUCTS FUSELAGE FIXTURE FOURMOST FUSELAGE FIXTURE designed AatortaticaIIy align fuselage structures huilt strings measuring eveballing Srnply slide foot centering brackets track until align firewall tail joist two bulkheads Clamp fuselage together lightly rubberbands structure will straight track ccumm4t nuctu.uptofeuI.t RUBBER STRIP FAI RUBBER 4 out S flyoff 1979 World Championships used FAI RUBBER Made USA SIZES % 3/76 7/8 3132 1/76 1mm 042 thick SPOOLED GROSS WT 1-% 1- LBS PRICE $1250 first spool PPD US Additional spools $1250 NEW PIRELLI SIZES 6mm 5mm 4mm X 1mm PRICE $7500 first hank PPD US Additional spools $1450 Sole US Distributor World-Wide Sales Send 25 cents 1980 Catalog FAI Model Supply ~3957TorranceC0510 GIANT SCALE Al* QUARTER SCALE W13P00 BY POPULAR DEMAND SPANDAU & VICKEES PLAtTIC GUN KITS STANDARD PILOT COMPLETE WITH GOGGLES GNOME ROTARY ENGINE CYLINDESt VINTAGE GOLDEN AGE ASALLOON TIRE WHEELS Send $1 Illustrated Catalog WILLIAMS BROTHERS INC Dept MA 181 Pawnee Street -usfi San Marcos Calif 92069 fixed-wing flying fieldsonly some control cooperation exist between respective fliers time taken caution spectators stay clear Obviously everyone will agree comments regarding Helicopter compatibility fixed-wing activities must agree safety important total enjoyment activity As AMA rule book says several places safety consideration spectators event personnel participants shall primary importance tail rotor modification mentioned last column illustrated month Part number 369 added retain outer race bearing 364 event fails retainer safety washer can used blade holders number 317 identified black color Original blade holders white nylon modification standard latest Schiuter Helicopters will fit Schluter Helicopters produced since 19701 highly recom mend replacing old-style blade holders new retainer modification soon possible Contact Miniature Aircraft Supply Next month well look some other accessory goodies followed Schluters latest SX8 1 Sure nice stay around home again need hydraulics mechanical transmission com ponents dont call Sundays Ive gone flying See next month Dave Chesney Rt 9 Box 621A Greensbom NC 27409 Long Ago/Walker Continued page 46 1929 model called Little Bitty designed constructed Carl B Chupp factory manager Pitcairn Aircraft Corporation Willow Grove PA Aero Digest described Little Bitty as. n-foot span tractor biplane real honestto-goodness two-cylinder gasoline engine has Mr Chupp produced beautiful model actually rises ground flies under its own power has also made engine want produce engine have to track down April 1930 issue Aero Digest magazine wherein plans pre sented Further quotes magazine wings three degrees dihedral panel three-degree angle incidence angle attack top wing degree lower wing RAF-l 5 airfoil employed Wing assembly quite conven tional thats what saidauthor double I-section spars supported lightened ribs Internal wire bracing similar used full-scale aircraft f empennage tail surfaces standard design both rudder elevator adjustable control direction elevation Semi-monocouqe construction similar Lockheed Vega used fuselage Bulkheads ply assembled light longerons covered 1/32 veneer lower part fin built fuselage providing simple support tailskid sprung COMPLETE THIS FORM AND ATTACH MAILING LAB EL FROM RE CENT N\q ISSUE LET US KNOW WHERE YOU ARE GOI move please let us know advancesix weeks re quired change address Attach current MAmailing label check appropriate box mail Subscription Dept Model Aviation 815 Fifteenth St. NW. Washington DC. 20005 Check appropriate boxenclose payment 0 NEW SUBSCRIPTION 0 CHANGE OF ADDRESS Non-AMA subscriptIon rates $1600 12 months US possessions elsewhere Including Canada Mexico $2200 US Schools $800 US LIbraries $1200 NAME ADDRESS CITY/STATf __________________________________________ZIP ______________ MODEL AVIATION 815 FIFTEENTH ST. NW. WASHINGTON DC 20005 August1981 123 ting advertisews mention read about Model Auation
Edition: Model Aviation - 1981/08
Page Numbers: 45, 122, 123
Control Helicopters Dave Chesney THIS MONTH lets talk safety again received memo Geoffrey Styles Flying Site Pro grams Director AMA HQ coordinator Safety Committee follows question raised AMA member during Toledo Show related Helicopters other fixed-wing aircraft powered sharing same field Operational characteristics different especially Helicopter pilots beginners Attention drawn parking cars vans close Helicopter flight line matter convenience constant noise smoke helicopters mentioned distraction fixed-wing beginners Perhaps should consider area model flight come up some suggestions would pleased hear both prior Safety Committee discussions thanks Although have answered Geoffs memo thought Id share some safety tips opinions invite Helicopter fliers out respond well Field layouts fixed-wing model events sport flying vary greatly Depending upon available space local club field school lot matter spectator separation flight activities can problem Clubs heavy activity RC Pylon Racing may clubs clearly defined spectator/flight line separation may bend rules 350 pylon number 3 weekend practice sport flying would say clubs take what can get due available space Lets say average separation center line runway spectator parking area hundred feet illustrate some what follows refer sketch Regarding subject parking cars close flight line Ill say us whether fixed-wing fliers Helicopter fliers will park close pit area possible pit area fields will fall somewhere between designated spectator area runway flight area Most fliers want con venience having vehicles close pit area after us wants lug 30-lb flight box 10-lb aircraft very far memo says convenient flight line fixed-wing fliers Helicopter fliers safety tip Ne vercommenceflight operations pit area safetys sake engines should remain idle pit area after propeller separating airplane can just lethal rotor blade Fliers should carry aircraft designated point before releasing model flight Helicopter flier means carrying Helicopter point away spectators cars pit area before taking off hover Unfortunately because difference flight characteristics Helicopters other aircraft Helicopter flier doesnt have lot choice about conduct flight opera tions Somewhere between pit area runway might begin hover use point marked X sketch starting point some limited hover practice may WIND order check 327364 369030 M3X8 SOCKET HEAD TR HUB BEARING RETAINERSCREW USE ONLY WITH BLACK BLADE HOLDER NO 317 improve safety tail rotor assembly Schiuter copters ask forthis modification Use black blade holder part number 317 mod standard recent Schiuters / things out bit safe place con tinue hover practice fly-arounds think fixed-wing friends lined up side runway doing thing back average field spectators fellow fliers might 50 feet apart guys backs us concentrating aircraft safety tip limit hover air taxi departure off run way same pattern rest fliers Wait minute some us can barely hover much less fly around Heres hot tip Dont go field practice extended hovering unless adequate area separation between other fliers considerate would want someone fly behind back constant noise smoke necessarily distracting factor although beginning sport flier generally seems dependent upon hearing engine though stopped plane would fall out sky would suggest fixed-wing fliers can cope distractions readily Helicopter fliers since fixed-wing aircraft have inherent stability altitude working again having someone flying close behind distraction Helicopter fliers cannot cope distractions since Helicopter usuaily close lower altitudes quite capable immediately reversing its flight path Helicopters require higher level concentra tion particularly hover Could cope distraction fixedwing flier yelling dead stick once visited field new Helicopter light day far activity goes airplane air hovering approximately point X sketch pilot plane almost 100 feet away other end runway airplanes engine quit noticed prepared Continued page 122 / Y Y PIT -j x100 PIT SPECTATORS August 1981 45 et away behind rope ba,ier Helicopters can accelerate change direction quickly inverted flight can done safely concentration broken Tony Frackowiak practices after 18th Wright Brothers Memorial WORKS club field Distractions minimum Bill Elliot photo Price 2995 K Miter Master Mite Master tool designed enable crafts man wake perfect loints wood accurately sanding pre-setangles Thesquaringfence{A aflowsforprecisegO angles retracts below surface Any angle can beset triangular guide using adjacent side complement angle will formed waking inoaluahle truss construction sew cyanuacrylate adhesines require accurately fitted joints achiene full strnngth Miter Master will enableyso wake thaw easily FOURMOST PRODUCTS 4040 24th Ave Forest Grove OR 97116 L-4B spans 110-in 1610 sq wing area projected 18 lb weight wing loading little over 15 lb/sq ft Quadra can deliver over 18 lb static thrust plane can real performer can certainly recommend both plans less-experienced Giant Scale builder flier available Taylorcraft Ltd 216 Willow Rd Roseville CA 95678 DVIII $2500 L-4B $1995 Plans review list plans reviewed keeps growing faster can keep up Add following list Super Cub Big Mach non-scale Anticlike design Biz Cap Plan Service 1408 Morris Saginaw MI 48601 Travelaire 2000 J B Special non-scale flyable biplane monoplane Behrens Plan Service 31-27 Healy Ave Far Rockway NY 11691 Waco YKS-6 Ryan SC Bob Morse Mammoth Scale Plans 3351 Pruneridge Ave Santa Clara CA 95051 FW 190 P-Si Bob Holman Plans P0 Box 741 San Bernardino CA 92402 P6-E Wendell Hostetler 1041 Heatherwood Lane Orrville OH 44667 Christen Eagle T&D Fiberglass 30926 APrice $750 Assembled booed 503 357-2732 Block Garden City MI 48135 SE-5 Baby Air Design 549 Appian Way Napoleon OH 43545 Waco HKS-7 Norm Rosenstock 94 Cedar Dr Plainview NY 11803 Fly-in dates some Giant Scale fly-ins have scheduled along contact further information August 8 & 9 Three Rivers Airport Jim Susemihl 240 South Main Three Rivers MI 49093 616 273-8036 August 15 & 16 Bayport Aerodrome Long Island NY Pete Polapink 516 585-7013 after 600 pm August 30 Oshkosh WI Hubert Ziebell 338 W 20th st Oshkosh WI 54901 October 8 II 5th Annual QSAA Flyin Pat Bunker 6532 Bourbon Way Las Vegas NV 89107 October17 & 18 IMAA East Coast Regional Fort Meade MD Ill pass details available BIG Big Bangers As mentioned above Roush Manufacturing offering some Super Engines up 56 cu displacement engines come out new Echo-Kioritz professional chainsaws covered limited warranty Currently three engines available direct special-orderbasis a39 ci a48 ci 56 ci Power output ranges 55 hp 85 hp Although quality performance engines high prices 48 example will set back about $450 interested write Roush Mfg P0 Box 251 Sandyville OH 44671 want point out large engines intended special applications kind Giant Scale aircraft would require kind power doesnt belong average flying field personal feeling 4 ci 40 lb reasonable limits 9944% models Bob Beckman 8248 Holly Grove Court Manassas VA 22110 RC Helicopters/Chesney Continued page 45 clear runway area turning Helicopter toward pit did notice someone pit running up behind tell air plane dead stick Thats distractionI crashed Helicopter avoid hitting person Another tip Keep assistant you fly can eyes ears concentrate flying similar happening shopping mall flying exhibition occurred crowd back pushed closer look Helicopter 30 feet up over head crowd front sides least 70 feet away did tail-rotor turn towards flew over head turned found myself face-toface crowd exhibition cleared hover demonstrations distraction led Helicopter accelerating fast forward flight over heads spectators crowd seemed pleased scared death An assistant would have handy security handling three sides crowd didnt control fourth use ropes now Although suspect Helicopters bore aggra vate some fixed-wing fliers uninitiated spectators hypnotized RC Helcopters will often come close possible Helicopter flight particularly true Heli copter hovered long periods time after pilot closeit must safe think RC Helicopters potentially dangerous pilot spectators surrounding obstacles other sport aircraft wont tell story about five cars hit learning fly Just call Ace consider Helicopters generally com patible other RC activities No suggest Helicopters banned RC AT LAST Hard Break Fibre-Filled Prop Size 10/6 Introductory Offer 6 495 12 900 24 1750 Postage paidClub Discounts Avail1 Send check money order ACCU-FLiTE 122 Model Aviation NEW FOURMOST PRODUCTS FUSELAGE FIXTURE FOURMOST FUSELAGE FIXTURE designed AatortaticaIIy align fuselage structures huilt strings measuring eveballing Srnply slide foot centering brackets track until align firewall tail joist two bulkheads Clamp fuselage together lightly rubberbands structure will straight track ccumm4t nuctu.uptofeuI.t RUBBER STRIP FAI RUBBER 4 out S flyoff 1979 World Championships used FAI RUBBER Made USA SIZES % 3/76 7/8 3132 1/76 1mm 042 thick SPOOLED GROSS WT 1-% 1- LBS PRICE $1250 first spool PPD US Additional spools $1250 NEW PIRELLI SIZES 6mm 5mm 4mm X 1mm PRICE $7500 first hank PPD US Additional spools $1450 Sole US Distributor World-Wide Sales Send 25 cents 1980 Catalog FAI Model Supply ~3957TorranceC0510 GIANT SCALE Al* QUARTER SCALE W13P00 BY POPULAR DEMAND SPANDAU & VICKEES PLAtTIC GUN KITS STANDARD PILOT COMPLETE WITH GOGGLES GNOME ROTARY ENGINE CYLINDESt VINTAGE GOLDEN AGE ASALLOON TIRE WHEELS Send $1 Illustrated Catalog WILLIAMS BROTHERS INC Dept MA 181 Pawnee Street -usfi San Marcos Calif 92069 fixed-wing flying fieldsonly some control cooperation exist between respective fliers time taken caution spectators stay clear Obviously everyone will agree comments regarding Helicopter compatibility fixed-wing activities must agree safety important total enjoyment activity As AMA rule book says several places safety consideration spectators event personnel participants shall primary importance tail rotor modification mentioned last column illustrated month Part number 369 added retain outer race bearing 364 event fails retainer safety washer can used blade holders number 317 identified black color Original blade holders white nylon modification standard latest Schiuter Helicopters will fit Schluter Helicopters produced since 19701 highly recom mend replacing old-style blade holders new retainer modification soon possible Contact Miniature Aircraft Supply Next month well look some other accessory goodies followed Schluters latest SX8 1 Sure nice stay around home again need hydraulics mechanical transmission com ponents dont call Sundays Ive gone flying See next month Dave Chesney Rt 9 Box 621A Greensbom NC 27409 Long Ago/Walker Continued page 46 1929 model called Little Bitty designed constructed Carl B Chupp factory manager Pitcairn Aircraft Corporation Willow Grove PA Aero Digest described Little Bitty as. n-foot span tractor biplane real honestto-goodness two-cylinder gasoline engine has Mr Chupp produced beautiful model actually rises ground flies under its own power has also made engine want produce engine have to track down April 1930 issue Aero Digest magazine wherein plans pre sented Further quotes magazine wings three degrees dihedral panel three-degree angle incidence angle attack top wing degree lower wing RAF-l 5 airfoil employed Wing assembly quite conven tional thats what saidauthor double I-section spars supported lightened ribs Internal wire bracing similar used full-scale aircraft f empennage tail surfaces standard design both rudder elevator adjustable control direction elevation Semi-monocouqe construction similar Lockheed Vega used fuselage Bulkheads ply assembled light longerons covered 1/32 veneer lower part fin built fuselage providing simple support tailskid sprung COMPLETE THIS FORM AND ATTACH MAILING LAB EL FROM RE CENT N\q ISSUE LET US KNOW WHERE YOU ARE GOI move please let us know advancesix weeks re quired change address Attach current MAmailing label check appropriate box mail Subscription Dept Model Aviation 815 Fifteenth St. NW. Washington DC. 20005 Check appropriate boxenclose payment 0 NEW SUBSCRIPTION 0 CHANGE OF ADDRESS Non-AMA subscriptIon rates $1600 12 months US possessions elsewhere Including Canada Mexico $2200 US Schools $800 US LIbraries $1200 NAME ADDRESS CITY/STATf __________________________________________ZIP ______________ MODEL AVIATION 815 FIFTEENTH ST. NW. WASHINGTON DC 20005 August1981 123 ting advertisews mention read about Model Auation
Edition: Model Aviation - 1981/08
Page Numbers: 45, 122, 123
Control Helicopters Dave Chesney THIS MONTH lets talk safety again received memo Geoffrey Styles Flying Site Pro grams Director AMA HQ coordinator Safety Committee follows question raised AMA member during Toledo Show related Helicopters other fixed-wing aircraft powered sharing same field Operational characteristics different especially Helicopter pilots beginners Attention drawn parking cars vans close Helicopter flight line matter convenience constant noise smoke helicopters mentioned distraction fixed-wing beginners Perhaps should consider area model flight come up some suggestions would pleased hear both prior Safety Committee discussions thanks Although have answered Geoffs memo thought Id share some safety tips opinions invite Helicopter fliers out respond well Field layouts fixed-wing model events sport flying vary greatly Depending upon available space local club field school lot matter spectator separation flight activities can problem Clubs heavy activity RC Pylon Racing may clubs clearly defined spectator/flight line separation may bend rules 350 pylon number 3 weekend practice sport flying would say clubs take what can get due available space Lets say average separation center line runway spectator parking area hundred feet illustrate some what follows refer sketch Regarding subject parking cars close flight line Ill say us whether fixed-wing fliers Helicopter fliers will park close pit area possible pit area fields will fall somewhere between designated spectator area runway flight area Most fliers want con venience having vehicles close pit area after us wants lug 30-lb flight box 10-lb aircraft very far memo says convenient flight line fixed-wing fliers Helicopter fliers safety tip Ne vercommenceflight operations pit area safetys sake engines should remain idle pit area after propeller separating airplane can just lethal rotor blade Fliers should carry aircraft designated point before releasing model flight Helicopter flier means carrying Helicopter point away spectators cars pit area before taking off hover Unfortunately because difference flight characteristics Helicopters other aircraft Helicopter flier doesnt have lot choice about conduct flight opera tions Somewhere between pit area runway might begin hover use point marked X sketch starting point some limited hover practice may WIND order check 327364 369030 M3X8 SOCKET HEAD TR HUB BEARING RETAINERSCREW USE ONLY WITH BLACK BLADE HOLDER NO 317 improve safety tail rotor assembly Schiuter copters ask forthis modification Use black blade holder part number 317 mod standard recent Schiuters / things out bit safe place con tinue hover practice fly-arounds think fixed-wing friends lined up side runway doing thing back average field spectators fellow fliers might 50 feet apart guys backs us concentrating aircraft safety tip limit hover air taxi departure off run way same pattern rest fliers Wait minute some us can barely hover much less fly around Heres hot tip Dont go field practice extended hovering unless adequate area separation between other fliers considerate would want someone fly behind back constant noise smoke necessarily distracting factor although beginning sport flier generally seems dependent upon hearing engine though stopped plane would fall out sky would suggest fixed-wing fliers can cope distractions readily Helicopter fliers since fixed-wing aircraft have inherent stability altitude working again having someone flying close behind distraction Helicopter fliers cannot cope distractions since Helicopter usuaily close lower altitudes quite capable immediately reversing its flight path Helicopters require higher level concentra tion particularly hover Could cope distraction fixedwing flier yelling dead stick once visited field new Helicopter light day far activity goes airplane air hovering approximately point X sketch pilot plane almost 100 feet away other end runway airplanes engine quit noticed prepared Continued page 122 / Y Y PIT -j x100 PIT SPECTATORS August 1981 45 et away behind rope ba,ier Helicopters can accelerate change direction quickly inverted flight can done safely concentration broken Tony Frackowiak practices after 18th Wright Brothers Memorial WORKS club field Distractions minimum Bill Elliot photo Price 2995 K Miter Master Mite Master tool designed enable crafts man wake perfect loints wood accurately sanding pre-setangles Thesquaringfence{A aflowsforprecisegO angles retracts below surface Any angle can beset triangular guide using adjacent side complement angle will formed waking inoaluahle truss construction sew cyanuacrylate adhesines require accurately fitted joints achiene full strnngth Miter Master will enableyso wake thaw easily FOURMOST PRODUCTS 4040 24th Ave Forest Grove OR 97116 L-4B spans 110-in 1610 sq wing area projected 18 lb weight wing loading little over 15 lb/sq ft Quadra can deliver over 18 lb static thrust plane can real performer can certainly recommend both plans less-experienced Giant Scale builder flier available Taylorcraft Ltd 216 Willow Rd Roseville CA 95678 DVIII $2500 L-4B $1995 Plans review list plans reviewed keeps growing faster can keep up Add following list Super Cub Big Mach non-scale Anticlike design Biz Cap Plan Service 1408 Morris Saginaw MI 48601 Travelaire 2000 J B Special non-scale flyable biplane monoplane Behrens Plan Service 31-27 Healy Ave Far Rockway NY 11691 Waco YKS-6 Ryan SC Bob Morse Mammoth Scale Plans 3351 Pruneridge Ave Santa Clara CA 95051 FW 190 P-Si Bob Holman Plans P0 Box 741 San Bernardino CA 92402 P6-E Wendell Hostetler 1041 Heatherwood Lane Orrville OH 44667 Christen Eagle T&D Fiberglass 30926 APrice $750 Assembled booed 503 357-2732 Block Garden City MI 48135 SE-5 Baby Air Design 549 Appian Way Napoleon OH 43545 Waco HKS-7 Norm Rosenstock 94 Cedar Dr Plainview NY 11803 Fly-in dates some Giant Scale fly-ins have scheduled along contact further information August 8 & 9 Three Rivers Airport Jim Susemihl 240 South Main Three Rivers MI 49093 616 273-8036 August 15 & 16 Bayport Aerodrome Long Island NY Pete Polapink 516 585-7013 after 600 pm August 30 Oshkosh WI Hubert Ziebell 338 W 20th st Oshkosh WI 54901 October 8 II 5th Annual QSAA Flyin Pat Bunker 6532 Bourbon Way Las Vegas NV 89107 October17 & 18 IMAA East Coast Regional Fort Meade MD Ill pass details available BIG Big Bangers As mentioned above Roush Manufacturing offering some Super Engines up 56 cu displacement engines come out new Echo-Kioritz professional chainsaws covered limited warranty Currently three engines available direct special-orderbasis a39 ci a48 ci 56 ci Power output ranges 55 hp 85 hp Although quality performance engines high prices 48 example will set back about $450 interested write Roush Mfg P0 Box 251 Sandyville OH 44671 want point out large engines intended special applications kind Giant Scale aircraft would require kind power doesnt belong average flying field personal feeling 4 ci 40 lb reasonable limits 9944% models Bob Beckman 8248 Holly Grove Court Manassas VA 22110 RC Helicopters/Chesney Continued page 45 clear runway area turning Helicopter toward pit did notice someone pit running up behind tell air plane dead stick Thats distractionI crashed Helicopter avoid hitting person Another tip Keep assistant you fly can eyes ears concentrate flying similar happening shopping mall flying exhibition occurred crowd back pushed closer look Helicopter 30 feet up over head crowd front sides least 70 feet away did tail-rotor turn towards flew over head turned found myself face-toface crowd exhibition cleared hover demonstrations distraction led Helicopter accelerating fast forward flight over heads spectators crowd seemed pleased scared death An assistant would have handy security handling three sides crowd didnt control fourth use ropes now Although suspect Helicopters bore aggra vate some fixed-wing fliers uninitiated spectators hypnotized RC Helcopters will often come close possible Helicopter flight particularly true Heli copter hovered long periods time after pilot closeit must safe think RC Helicopters potentially dangerous pilot spectators surrounding obstacles other sport aircraft wont tell story about five cars hit learning fly Just call Ace consider Helicopters generally com patible other RC activities No suggest Helicopters banned RC AT LAST Hard Break Fibre-Filled Prop Size 10/6 Introductory Offer 6 495 12 900 24 1750 Postage paidClub Discounts Avail1 Send check money order ACCU-FLiTE 122 Model Aviation NEW FOURMOST PRODUCTS FUSELAGE FIXTURE FOURMOST FUSELAGE FIXTURE designed AatortaticaIIy align fuselage structures huilt strings measuring eveballing Srnply slide foot centering brackets track until align firewall tail joist two bulkheads Clamp fuselage together lightly rubberbands structure will straight track ccumm4t nuctu.uptofeuI.t RUBBER STRIP FAI RUBBER 4 out S flyoff 1979 World Championships used FAI RUBBER Made USA SIZES % 3/76 7/8 3132 1/76 1mm 042 thick SPOOLED GROSS WT 1-% 1- LBS PRICE $1250 first spool PPD US Additional spools $1250 NEW PIRELLI SIZES 6mm 5mm 4mm X 1mm PRICE $7500 first hank PPD US Additional spools $1450 Sole US Distributor World-Wide Sales Send 25 cents 1980 Catalog FAI Model Supply ~3957TorranceC0510 GIANT SCALE Al* QUARTER SCALE W13P00 BY POPULAR DEMAND SPANDAU & VICKEES PLAtTIC GUN KITS STANDARD PILOT COMPLETE WITH GOGGLES GNOME ROTARY ENGINE CYLINDESt VINTAGE GOLDEN AGE ASALLOON TIRE WHEELS Send $1 Illustrated Catalog WILLIAMS BROTHERS INC Dept MA 181 Pawnee Street -usfi San Marcos Calif 92069 fixed-wing flying fieldsonly some control cooperation exist between respective fliers time taken caution spectators stay clear Obviously everyone will agree comments regarding Helicopter compatibility fixed-wing activities must agree safety important total enjoyment activity As AMA rule book says several places safety consideration spectators event personnel participants shall primary importance tail rotor modification mentioned last column illustrated month Part number 369 added retain outer race bearing 364 event fails retainer safety washer can used blade holders number 317 identified black color Original blade holders white nylon modification standard latest Schiuter Helicopters will fit Schluter Helicopters produced since 19701 highly recom mend replacing old-style blade holders new retainer modification soon possible Contact Miniature Aircraft Supply Next month well look some other accessory goodies followed Schluters latest SX8 1 Sure nice stay around home again need hydraulics mechanical transmission com ponents dont call Sundays Ive gone flying See next month Dave Chesney Rt 9 Box 621A Greensbom NC 27409 Long Ago/Walker Continued page 46 1929 model called Little Bitty designed constructed Carl B Chupp factory manager Pitcairn Aircraft Corporation Willow Grove PA Aero Digest described Little Bitty as. n-foot span tractor biplane real honestto-goodness two-cylinder gasoline engine has Mr Chupp produced beautiful model actually rises ground flies under its own power has also made engine want produce engine have to track down April 1930 issue Aero Digest magazine wherein plans pre sented Further quotes magazine wings three degrees dihedral panel three-degree angle incidence angle attack top wing degree lower wing RAF-l 5 airfoil employed Wing assembly quite conven tional thats what saidauthor double I-section spars supported lightened ribs Internal wire bracing similar used full-scale aircraft f empennage tail surfaces standard design both rudder elevator adjustable control direction elevation Semi-monocouqe construction similar Lockheed Vega used fuselage Bulkheads ply assembled light longerons covered 1/32 veneer lower part fin built fuselage providing simple support tailskid sprung COMPLETE THIS FORM AND ATTACH MAILING LAB EL FROM RE CENT N\q ISSUE LET US KNOW WHERE YOU ARE GOI move please let us know advancesix weeks re quired change address Attach current MAmailing label check appropriate box mail Subscription Dept Model Aviation 815 Fifteenth St. NW. Washington DC. 20005 Check appropriate boxenclose payment 0 NEW SUBSCRIPTION 0 CHANGE OF ADDRESS Non-AMA subscriptIon rates $1600 12 months US possessions elsewhere Including Canada Mexico $2200 US Schools $800 US LIbraries $1200 NAME ADDRESS CITY/STATf __________________________________________ZIP ______________ MODEL AVIATION 815 FIFTEENTH ST. NW. WASHINGTON DC 20005 August1981 123 ting advertisews mention read about Model Auation