SCALE NUTS first order Yes almost given build Giant Scale models considered such Since models large scale details correspondingly large expected duplicate everything visible exterior full-size airplane standoff distances rationale goes contest judges can see nook cranny panel line rivet head rib former true up point Judges can see de tail present documentation book conscientious Scale judge however cant commit memory bump depres sion airplane ever built flown ing human rely what presented documentation book evaluating quality detail youve included model thrust months column will deal what amounts practical scale other words talking about what practical clude model comes de tailing Obviously talking about major external features modelthings like exposed scale engine cylinders essential external bracing wires cooling air louvers air scoops simulated exhaust pipes pitot tubes windshields canopies metal framing exposed guns antennas like theyre youd better hope foggy day Old London Townor judges eyeglasses made bottoms Coca Cola bottles No talking about such things operat ing engine oil cooler doors sliding canopies static discharge wicks airframe grounding wires interior landing gear door structures functional covering lacing blinking navigation lights De tails complexity may practical us average modelers Admittedly number dont consider Scale model being true min iature representative real airplane unless can smell cordite muzzles fired miniature machine guns sense heady aroma JP-4 fuel see pitting leading edges propeller blade power isnt some sort demarcation between beautiful Scale model watch maker special believe isand us know far own model concerned inspiration column came Carlos R Grageda Walla Walla WA Carlos building Ziroli Grumman Bearcat F8F-2 troubled about landing gear retraction mechanism None photos hed acquired showed specific detail concerned about availability suitable retraction mech anisms modeland wondered anyone produced exact scale version pointed out Carlos Bearcats main landing gear retract system complex ever designed Because prototype big R-2800 engine correspondingly big propeller extended gear Bearcat rather long provide adequate ground clearance However F8F small fighter didnt have much room tuck stalky landing gear struts Grumman engineers solved long strut/short strut problem unique way As gear re 58 Model Aviation Radio Cono Giant Scale John de Vries Colonel USAF Ret 4610 Moffat La Colorado Spdnp CO 80915 Derek Brant Manchester England built Va-scale Volksplane Photo Phil Kent Jerry Smith Ackworth GA has added interplane struts Ace RIC 4-120 bipe since took photo says looks super Model uses Zenoah G-38 power weighs 164 lb Finish Coverite Black Baron film Coverite graphics Ship 20 flights time Jerry Smith also took great photo Slick Larsens Marietta GA Gloater Gladiator Quadra 40 provIdes gopower 26lb craft Martin Wilkinson Manchester England fol lows taxiing 1/3-scale deHavilland 60 Photo Phil Kent tracted mechanism shortened would fit available wheel well space practical viewpoint duplicating Bearcats re tract sequence Giant model form would exercise futilityor require services particularly exacting machinist detailed draw ings usually available us model builders answer Carlos question recommended go longer extended strut lengths fake wheel wells judiciously could Since judging accomplished ground longer struts would present proper impression model resting model airborne longer-thanscale wheel wells would covered rela tively invisible further suggestion Carlos use reliable retract systems commercially available Another question another time writer letter disappeared morass home office intended build detailed Nosen Mustang P/F-5 lD have seen know model huge Theres enough space inside fuselage bowling alley automatic pinsetters Well almost event friend wondered difficult itd install functioning radiator oil cooler doors big Mustangs airscoop Cer tainly enough room extra pair servos appropriate pushrods recom mended stick armstrong type installation could build two doors install theyd manually operated rationale colored real doors actually operated Although P-5 1 cooler doors thermo statically controlled practically always open aircraft ground fact Mustang checklist recommended doors run out full open flipping switch cockpit before starting engine Later checklist sequence door circuit placed Automatic position varied de pending temperature liquid ra diators recommendation friend static judging ground appropriate both oil engine-coolant doors fully open flight should fully closed Thus didnt make practical sense power Nosen model though space weight-carrying capability available simple two-position latch installed problem resolvedpractically other examples practicalContinued page 163 Over 750 Select *7 1/4 scale18Sheets *60 Size38Sheets *40 Size38Sheets *Propeller Decals . WT 6 Sheets-3sizes ea *Kill Markings only6Sheets *Nomenclature Markings 3 Sizes-12 sheets Black Whitecopy *Letters Numhers 10 Colors See Color chart * Flags. American united Kingdom Confederate * Stars Colors 8 Sizes plus Sheet ot Assorted Sizes * Trim Sheets . 5 26 10 Colors see color chart DECALS PRESSURE SENSITIVE WATER TRANSFE Aathenlic model insignias pressure sensitis oOISb major decals mater transter tor 1/4 scale 40 6 size propeller decals World War II kill mark~ ings stars tlags letters numhers trim sheetsII NORTHEAST SCREEN GRAPHICS 21 FISHER AVE. EAST LONOMEADOW MA 01028 TEL 41382541W June 1989 59 Hundreds cowls kits plans Strong lightweight one-piece construction Exact duplicates manufacturer s original Also radial cowls wheelpants Send Si 00 8-pg brochure call 703-890-6017 9 m -9 p m EDT phone orders information FIBERGLASS MDOPMARl Box 530 Goodview VA 24095 mayor decals HAS MOVED INTO LARGER QUARTERS 21658 Cloud Way Hayward CA 94545 CAL 415 783-4868 Out CAL 800 482-8663 L proud announce TATONE PRODUCTS CORPORATION has acquired CB ASSOCIATES PRESIDENT TATONE PRODUCTS CORPA IMPROVE YOUR 1991 SWITCH OVER eI Proof Switch Positive Locking Prevents Arriving field dead batteries Accidental switching off before take-off Will vibrate apart causing loss radio Does require special mounts Works radios Ideal seaplanes completely water proof SEE YOUR LOCAL HOBBY DEALER unavailable locally send Bru Line Industries Inc PO Box 3786 Center Line MI 48015 sufficient speed can very frustrating youre headed weeds just pulled elevator stick clear out transmit ter youll still have airplane left fly ducted fan competition some important courtesies observe test run engine pits competition under way poor guy whos flying cant hear thing nor can sure judges can hear him call maneuvers starting engines prior flight aware exhaust pointed jet ex haust velocity can easily reach 100 mph good distance behind model once Ive seen other modelers scramble grab air planes hats assorted debris being blown about ill-aimed ducted fan model Also have some consideration poor judges guys have power ruin whole trip treat respect Dont start screaming beast right front Most ducted-fan fliers now wear some type hear ing protectorsbut judges Believe An F-14 two OS engines turning 22000 rpm does purr hurts So start run up model respectable distance judges knows might help score AC Giant Scale/de Vries Continued page 59 ity should transcend exact scale function comes readily mind Hawker Fury handsome British biplane fighter Thirties Fury unique wheel shock absorber system shocks wheels ground shocks compressed center lines axle wheels coincident airborne however shocks extended centerline axle well above wheels centerlines Attempting duplicate feature model Giant size would exercise frustration internal shock absorbers would have duplicated minia ture formnot very practical bit construction final analysis idiosyncrasies par ticular prototype can uncovered really digging documentation information availableyouve just got dig out tend detail Giantpractically couple reminders IMAA Fly-In Odessa TX month June Giant Scale reenactment Schneider Cup Races November 10-12 latter Bob Martin chairman big seaplane address 1520 C Acoma Lane Lake Havasu City AZ 86403 publishing Schneider Cup News three-page newsletter chock-full valu CAT NO 106 Proof Switch Retail $995 Add $125 shipping Send $150 catalog Michigan residents add 4% sales tax RC Electrics/Kopski Continued page 159 corporates NACA 2412 section full house Its about same size newer trainers Mirage Aero-lectric PT etc trainer its designed model accommodate power systems 100- 200-watt category perform accordingly Thus six- seven-cell systems supplied previously mentioned kits would suitable would cobalt 05 15 systems Oh will ever get away meaningless designators mo tor size battery compartment will hold corresponding packs So far Ive few flights terrible weather two different systems Astro ferrite 15 dozen 900 mAh cells Great Planes Gold Fire motor seven 1 200s flies very nicely info future So now its back building board just gotta finish yet-unfinished Electrostreak Please write and/or send photos Mail stuff di rectly address appears box-type logo very top column magazine Sending MA editorial offices just slows things down since somebody has forward Lansdale just have tell ya good feel about fact time reading spring will have sprung everywhere must make last announcement Boeing Hawks RC Fliers Kent WA has nounced Seventh Annual Electric Fly-In scheduled June 24-25 1989 Boeing Kent Space Center Field activi ties planned including prizes Most Acrobat ic Best Scale Longest Flight Class Sailplane AMA Event No 609 Best Multimotor information contact Bernard Cawley 29838 48th Ave S Auburn WA 98001 phone number 206 839-9157 Happy Springtime anytime Electric Landings RC Scale/Crooks Continued page 53 prop blast times have read story overweight underpowered Scale mas terpiece being horsed off runway clas sic stall/spin/crash maneuver Heres good news wont happen ducted fan Since no prop blast over elevator airplane will rotate climbing attitude until has SPECIALISTS IN CUSTOM COX TEE DEE & REED ENGINES 020S 049S 051S & 09S ALL CUSTOM & STOCK PARTS VAILABLEINDIVIDUALL Y COMPETITION ACCESSORIES & CUSTOMIZED K&B ENGINES RACING WHEELS KLOTZ OIL CARBON FIBER SOLID LINES ALL KINDS OF FUEL TUBING FOUR BRANDS OFGLOWPLUGS HA RD-TO-FIND HARD WARE OLD TIMER SUPPLIES COILS CONDENSERS NGK & STITT SPARK PLUGS SILK 12 COLORS QUALITY DOPE BRUSHES 5& 7LOOP 1/4RUBBER BANDS TRANSISTOR IGNITION SYSTEMS RESISTOR HIGH TENSION LEADS 1/2A TEXACO PLA YBOYSR KIT 1/2A TEXACO ENGINES & PARTS KSB & IGNITION TIMERS RUBBER POWER KITS PROPS TISSUE AND OTHER SUPPLIES CYANOACRYLA TES& EPOXIES ORDER BY MAIL OR PHONE 519 728-4395 SORRY NO COD VISA & MASTERCARD WELCOME MINIMUM MERCHANDISE ORDER $1000 SHIPPING & HANDLING FEE $150 FOR INSURANCE ADD $100 STOCK ORDERS SHIPPED WITHIN 24 HRS A monthly publication covering International RC Soaring Scene US $l7yr 21/yr 1st Class Canada/Mexico $22/yr US funds Asia & Pacific S28/yr US funds Europeand UK $28/yr US funds Surface Mall Foreign $18/yr US funds RO SOARING DIGEST PO Box 1079 Payson AZ 85547 June 1989 163 OUR REV-UP INVENTORY VERA GES OVER 9000 PROPS Iii IMMEDIATE SHIPMENT ON VISA/MC NEW BY POPULAR REQUEST LARGE SCALE ENGINE CYLINDERS PRATT WHITNEY WASP 4 WRIGHT J-5 WHIRLWIND Molded high-impact styrene dummy cylinders feature deep cooling fins utmost realism Both Wasp Whirlwind types cylinders available two different large scales1/5th 2 4th 3 ts include assembly instructions Smaller sizes also offered Note units may modified resemble other cylinder types Send $3 full-color catalog featuring aircraft paintings suitable framing WILLIAMS BROTHERS INC DEPT MA 181 PAWN FE STR EFT SAN MARCOS CALIFORNIA 92069 WA NNA RACE1 Q-500F-iFAI BEGINNER RACES Instructions Club Programs NORTHEAST AREA Information contact North Eaat Pylon Racing Organization 119 Dean Ave Franklin Mass 02038 15081528-4043 14011739-2663 commercial front good friend Wendell Hostetler has new plans listing replete photographs Giant models Write him Wendell Hostetler Plans 1041 Heatherwood Lane Orrville OH 667 phone 216 6828896 Computer friend Chuck Anderson PO Box 305 Tullahoma TN 37388 phone [615] 4555788 has updated model design programs Chuck hopes have MS-DOS disks ready ship near futureif right now RC Pylon Racing/Hager Continued page 63 Once morning fog cleared sky pro duced some nicest weather year temperatures mid-80s seemed like early spring instead midwinter made event out state worth trip anywhere weather alone hosting organization Remote Con trol Association Central Florida RCACF did its usual topnotch job carrying out events smooth fashion Its always great watch guys action Theres backup everything alternate everyone As aircraft re dundancy key reliability Saturday morning saw Quarter-Scale Racing lead way An event new area pro moted Quarter-Scale Pylon Racing Asso ciation gave SEMPRA members different view guys raced four-strokepowered giants through Formula course Quarter Midget racing under way Satur day afternoon certainly change pitch engines fired up starting grid Jack Jackson RCACF Pylon crew flagged off five before dusk original intent fly seven rounds continue Sunday unanimously decided fliers crew Mid get would called end five rounds results Quarter Midget results listed time/points SEMPRA Jacobson 11764/20/995 Doe 11643 fast time/16/94l Benezrai1784/i5 flyoff/886 Lenders12040/iS flyoft/83 1 OBrienN/T/ 14/777 Williamsoni 1860/ 14/722 B Schuster12 146/13/668 Brogdon 12469/13/613 SimmsN/T/11/558 Bar telsN/T/10/504 Sunday morning New Years Day arrived first NMPRA-sanctioned Formula race 1989 season under way under guidance Contest Director Bill Williamson excellent see number Formula entries Florida An F-i circuit could just around corner South-central East effort continues possible sites hold races think SEMPRA members pulses quickened Form-Ones unloaded coming Out Pylon Mike Langlois made criti cal impression allowed take off first winning Pretty Plane event Best Show good see local talent well Richmond brothers showed what takes World Champion material results Formula results listed time/points SEMPRA Bruce Richmond 11153 fast time 24 flyoff 1000 Brian Richmondi 1303/24 flyoff/948 McDermotti 1715/17 flyoff 896 Benezra 12139/17 flyoff/844 Kerlo 11827/16/792 Wilson13001/ 15/740 Langlois 12484/14/688 Jacobson 12489/14/ 636 B Schuster125 16/14/584 Walker 12920/14/532 Monday scheduled workday youd never know turnout gave way flood Sport Pylon entries Sport Pylon SEMPRA style has got doubt popular RC Racing event Southeast Forty-nine entries gave RCACF largest turnouts ever Five rounds 15 heats per round gave Py Ion crew 78 heat races work com plete two unavoidable reflies two flyoffs accomplished 7 hours Using upper-level math works out 57 minutes per heat Weve got thank line bosses Gary Freeman Doris Tyson dedi cated crew job well done much stopping lunch results SEMPRA Expert Sport Pylon results listed time/points/SEMPRA Poulton12500/20/ 1088 Doe12900/19 flyoff/1065 Bogut 12243/19 flyoff/1043 Kerlo12255/19 fly oft 1020 Williamson12422/19 flyoft/998 OBrien 12457/18/976 Jacobson12789/18/ 953 BSchuster12378/17/931 Katz 13342/17/908 Wilson13676/17/886 SEMPRA Standard Sport Pylon results listed time/points/SEMPRADennett13488/15 flyofl/729 Wetmore14039/i5 flyoff/707 Reames15323/i5 flyoff/684 Clyatt 20505/15/662 Hall13075 fast time/14/ 639 Acton14597/13/595 Gibson13048/ 12/527 L Lyons13951/12/505 C Schuster 13732/11/460 Jaeb13751/9/415 complete JR radio system donated Hobby Dynamics well two bottles No Heat trim solvent L&M Industries items raffled off contestants still present awards ceremony pays stay 164 Model Aviation documentation information potential par ticipants Drop Bob line youre interested
Edition: Model Aviation - 1989/06
Page Numbers: 58, 59, 163, 164
SCALE NUTS first order Yes almost given build Giant Scale models considered such Since models large scale details correspondingly large expected duplicate everything visible exterior full-size airplane standoff distances rationale goes contest judges can see nook cranny panel line rivet head rib former true up point Judges can see de tail present documentation book conscientious Scale judge however cant commit memory bump depres sion airplane ever built flown ing human rely what presented documentation book evaluating quality detail youve included model thrust months column will deal what amounts practical scale other words talking about what practical clude model comes de tailing Obviously talking about major external features modelthings like exposed scale engine cylinders essential external bracing wires cooling air louvers air scoops simulated exhaust pipes pitot tubes windshields canopies metal framing exposed guns antennas like theyre youd better hope foggy day Old London Townor judges eyeglasses made bottoms Coca Cola bottles No talking about such things operat ing engine oil cooler doors sliding canopies static discharge wicks airframe grounding wires interior landing gear door structures functional covering lacing blinking navigation lights De tails complexity may practical us average modelers Admittedly number dont consider Scale model being true min iature representative real airplane unless can smell cordite muzzles fired miniature machine guns sense heady aroma JP-4 fuel see pitting leading edges propeller blade power isnt some sort demarcation between beautiful Scale model watch maker special believe isand us know far own model concerned inspiration column came Carlos R Grageda Walla Walla WA Carlos building Ziroli Grumman Bearcat F8F-2 troubled about landing gear retraction mechanism None photos hed acquired showed specific detail concerned about availability suitable retraction mech anisms modeland wondered anyone produced exact scale version pointed out Carlos Bearcats main landing gear retract system complex ever designed Because prototype big R-2800 engine correspondingly big propeller extended gear Bearcat rather long provide adequate ground clearance However F8F small fighter didnt have much room tuck stalky landing gear struts Grumman engineers solved long strut/short strut problem unique way As gear re 58 Model Aviation Radio Cono Giant Scale John de Vries Colonel USAF Ret 4610 Moffat La Colorado Spdnp CO 80915 Derek Brant Manchester England built Va-scale Volksplane Photo Phil Kent Jerry Smith Ackworth GA has added interplane struts Ace RIC 4-120 bipe since took photo says looks super Model uses Zenoah G-38 power weighs 164 lb Finish Coverite Black Baron film Coverite graphics Ship 20 flights time Jerry Smith also took great photo Slick Larsens Marietta GA Gloater Gladiator Quadra 40 provIdes gopower 26lb craft Martin Wilkinson Manchester England fol lows taxiing 1/3-scale deHavilland 60 Photo Phil Kent tracted mechanism shortened would fit available wheel well space practical viewpoint duplicating Bearcats re tract sequence Giant model form would exercise futilityor require services particularly exacting machinist detailed draw ings usually available us model builders answer Carlos question recommended go longer extended strut lengths fake wheel wells judiciously could Since judging accomplished ground longer struts would present proper impression model resting model airborne longer-thanscale wheel wells would covered rela tively invisible further suggestion Carlos use reliable retract systems commercially available Another question another time writer letter disappeared morass home office intended build detailed Nosen Mustang P/F-5 lD have seen know model huge Theres enough space inside fuselage bowling alley automatic pinsetters Well almost event friend wondered difficult itd install functioning radiator oil cooler doors big Mustangs airscoop Cer tainly enough room extra pair servos appropriate pushrods recom mended stick armstrong type installation could build two doors install theyd manually operated rationale colored real doors actually operated Although P-5 1 cooler doors thermo statically controlled practically always open aircraft ground fact Mustang checklist recommended doors run out full open flipping switch cockpit before starting engine Later checklist sequence door circuit placed Automatic position varied de pending temperature liquid ra diators recommendation friend static judging ground appropriate both oil engine-coolant doors fully open flight should fully closed Thus didnt make practical sense power Nosen model though space weight-carrying capability available simple two-position latch installed problem resolvedpractically other examples practicalContinued page 163 Over 750 Select *7 1/4 scale18Sheets *60 Size38Sheets *40 Size38Sheets *Propeller Decals . WT 6 Sheets-3sizes ea *Kill Markings only6Sheets *Nomenclature Markings 3 Sizes-12 sheets Black Whitecopy *Letters Numhers 10 Colors See Color chart * Flags. American united Kingdom Confederate * Stars Colors 8 Sizes plus Sheet ot Assorted Sizes * Trim Sheets . 5 26 10 Colors see color chart DECALS PRESSURE SENSITIVE WATER TRANSFE Aathenlic model insignias pressure sensitis oOISb major decals mater transter tor 1/4 scale 40 6 size propeller decals World War II kill mark~ ings stars tlags letters numhers trim sheetsII NORTHEAST SCREEN GRAPHICS 21 FISHER AVE. EAST LONOMEADOW MA 01028 TEL 41382541W June 1989 59 Hundreds cowls kits plans Strong lightweight one-piece construction Exact duplicates manufacturer s original Also radial cowls wheelpants Send Si 00 8-pg brochure call 703-890-6017 9 m -9 p m EDT phone orders information FIBERGLASS MDOPMARl Box 530 Goodview VA 24095 mayor decals HAS MOVED INTO LARGER QUARTERS 21658 Cloud Way Hayward CA 94545 CAL 415 783-4868 Out CAL 800 482-8663 L proud announce TATONE PRODUCTS CORPORATION has acquired CB ASSOCIATES PRESIDENT TATONE PRODUCTS CORPA IMPROVE YOUR 1991 SWITCH OVER eI Proof Switch Positive Locking Prevents Arriving field dead batteries Accidental switching off before take-off Will vibrate apart causing loss radio Does require special mounts Works radios Ideal seaplanes completely water proof SEE YOUR LOCAL HOBBY DEALER unavailable locally send Bru Line Industries Inc PO Box 3786 Center Line MI 48015 sufficient speed can very frustrating youre headed weeds just pulled elevator stick clear out transmit ter youll still have airplane left fly ducted fan competition some important courtesies observe test run engine pits competition under way poor guy whos flying cant hear thing nor can sure judges can hear him call maneuvers starting engines prior flight aware exhaust pointed jet ex haust velocity can easily reach 100 mph good distance behind model once Ive seen other modelers scramble grab air planes hats assorted debris being blown about ill-aimed ducted fan model Also have some consideration poor judges guys have power ruin whole trip treat respect Dont start screaming beast right front Most ducted-fan fliers now wear some type hear ing protectorsbut judges Believe An F-14 two OS engines turning 22000 rpm does purr hurts So start run up model respectable distance judges knows might help score AC Giant Scale/de Vries Continued page 59 ity should transcend exact scale function comes readily mind Hawker Fury handsome British biplane fighter Thirties Fury unique wheel shock absorber system shocks wheels ground shocks compressed center lines axle wheels coincident airborne however shocks extended centerline axle well above wheels centerlines Attempting duplicate feature model Giant size would exercise frustration internal shock absorbers would have duplicated minia ture formnot very practical bit construction final analysis idiosyncrasies par ticular prototype can uncovered really digging documentation information availableyouve just got dig out tend detail Giantpractically couple reminders IMAA Fly-In Odessa TX month June Giant Scale reenactment Schneider Cup Races November 10-12 latter Bob Martin chairman big seaplane address 1520 C Acoma Lane Lake Havasu City AZ 86403 publishing Schneider Cup News three-page newsletter chock-full valu CAT NO 106 Proof Switch Retail $995 Add $125 shipping Send $150 catalog Michigan residents add 4% sales tax RC Electrics/Kopski Continued page 159 corporates NACA 2412 section full house Its about same size newer trainers Mirage Aero-lectric PT etc trainer its designed model accommodate power systems 100- 200-watt category perform accordingly Thus six- seven-cell systems supplied previously mentioned kits would suitable would cobalt 05 15 systems Oh will ever get away meaningless designators mo tor size battery compartment will hold corresponding packs So far Ive few flights terrible weather two different systems Astro ferrite 15 dozen 900 mAh cells Great Planes Gold Fire motor seven 1 200s flies very nicely info future So now its back building board just gotta finish yet-unfinished Electrostreak Please write and/or send photos Mail stuff di rectly address appears box-type logo very top column magazine Sending MA editorial offices just slows things down since somebody has forward Lansdale just have tell ya good feel about fact time reading spring will have sprung everywhere must make last announcement Boeing Hawks RC Fliers Kent WA has nounced Seventh Annual Electric Fly-In scheduled June 24-25 1989 Boeing Kent Space Center Field activi ties planned including prizes Most Acrobat ic Best Scale Longest Flight Class Sailplane AMA Event No 609 Best Multimotor information contact Bernard Cawley 29838 48th Ave S Auburn WA 98001 phone number 206 839-9157 Happy Springtime anytime Electric Landings RC Scale/Crooks Continued page 53 prop blast times have read story overweight underpowered Scale mas terpiece being horsed off runway clas sic stall/spin/crash maneuver Heres good news wont happen ducted fan Since no prop blast over elevator airplane will rotate climbing attitude until has SPECIALISTS IN CUSTOM COX TEE DEE & REED ENGINES 020S 049S 051S & 09S ALL CUSTOM & STOCK PARTS VAILABLEINDIVIDUALL Y COMPETITION ACCESSORIES & CUSTOMIZED K&B ENGINES RACING WHEELS KLOTZ OIL CARBON FIBER SOLID LINES ALL KINDS OF FUEL TUBING FOUR BRANDS OFGLOWPLUGS HA RD-TO-FIND HARD WARE OLD TIMER SUPPLIES COILS CONDENSERS NGK & STITT SPARK PLUGS SILK 12 COLORS QUALITY DOPE BRUSHES 5& 7LOOP 1/4RUBBER BANDS TRANSISTOR IGNITION SYSTEMS RESISTOR HIGH TENSION LEADS 1/2A TEXACO PLA YBOYSR KIT 1/2A TEXACO ENGINES & PARTS KSB & IGNITION TIMERS RUBBER POWER KITS PROPS TISSUE AND OTHER SUPPLIES CYANOACRYLA TES& EPOXIES ORDER BY MAIL OR PHONE 519 728-4395 SORRY NO COD VISA & MASTERCARD WELCOME MINIMUM MERCHANDISE ORDER $1000 SHIPPING & HANDLING FEE $150 FOR INSURANCE ADD $100 STOCK ORDERS SHIPPED WITHIN 24 HRS A monthly publication covering International RC Soaring Scene US $l7yr 21/yr 1st Class Canada/Mexico $22/yr US funds Asia & Pacific S28/yr US funds Europeand UK $28/yr US funds Surface Mall Foreign $18/yr US funds RO SOARING DIGEST PO Box 1079 Payson AZ 85547 June 1989 163 OUR REV-UP INVENTORY VERA GES OVER 9000 PROPS Iii IMMEDIATE SHIPMENT ON VISA/MC NEW BY POPULAR REQUEST LARGE SCALE ENGINE CYLINDERS PRATT WHITNEY WASP 4 WRIGHT J-5 WHIRLWIND Molded high-impact styrene dummy cylinders feature deep cooling fins utmost realism Both Wasp Whirlwind types cylinders available two different large scales1/5th 2 4th 3 ts include assembly instructions Smaller sizes also offered Note units may modified resemble other cylinder types Send $3 full-color catalog featuring aircraft paintings suitable framing WILLIAMS BROTHERS INC DEPT MA 181 PAWN FE STR EFT SAN MARCOS CALIFORNIA 92069 WA NNA RACE1 Q-500F-iFAI BEGINNER RACES Instructions Club Programs NORTHEAST AREA Information contact North Eaat Pylon Racing Organization 119 Dean Ave Franklin Mass 02038 15081528-4043 14011739-2663 commercial front good friend Wendell Hostetler has new plans listing replete photographs Giant models Write him Wendell Hostetler Plans 1041 Heatherwood Lane Orrville OH 667 phone 216 6828896 Computer friend Chuck Anderson PO Box 305 Tullahoma TN 37388 phone [615] 4555788 has updated model design programs Chuck hopes have MS-DOS disks ready ship near futureif right now RC Pylon Racing/Hager Continued page 63 Once morning fog cleared sky pro duced some nicest weather year temperatures mid-80s seemed like early spring instead midwinter made event out state worth trip anywhere weather alone hosting organization Remote Con trol Association Central Florida RCACF did its usual topnotch job carrying out events smooth fashion Its always great watch guys action Theres backup everything alternate everyone As aircraft re dundancy key reliability Saturday morning saw Quarter-Scale Racing lead way An event new area pro moted Quarter-Scale Pylon Racing Asso ciation gave SEMPRA members different view guys raced four-strokepowered giants through Formula course Quarter Midget racing under way Satur day afternoon certainly change pitch engines fired up starting grid Jack Jackson RCACF Pylon crew flagged off five before dusk original intent fly seven rounds continue Sunday unanimously decided fliers crew Mid get would called end five rounds results Quarter Midget results listed time/points SEMPRA Jacobson 11764/20/995 Doe 11643 fast time/16/94l Benezrai1784/i5 flyoff/886 Lenders12040/iS flyoft/83 1 OBrienN/T/ 14/777 Williamsoni 1860/ 14/722 B Schuster12 146/13/668 Brogdon 12469/13/613 SimmsN/T/11/558 Bar telsN/T/10/504 Sunday morning New Years Day arrived first NMPRA-sanctioned Formula race 1989 season under way under guidance Contest Director Bill Williamson excellent see number Formula entries Florida An F-i circuit could just around corner South-central East effort continues possible sites hold races think SEMPRA members pulses quickened Form-Ones unloaded coming Out Pylon Mike Langlois made criti cal impression allowed take off first winning Pretty Plane event Best Show good see local talent well Richmond brothers showed what takes World Champion material results Formula results listed time/points SEMPRA Bruce Richmond 11153 fast time 24 flyoff 1000 Brian Richmondi 1303/24 flyoff/948 McDermotti 1715/17 flyoff 896 Benezra 12139/17 flyoff/844 Kerlo 11827/16/792 Wilson13001/ 15/740 Langlois 12484/14/688 Jacobson 12489/14/ 636 B Schuster125 16/14/584 Walker 12920/14/532 Monday scheduled workday youd never know turnout gave way flood Sport Pylon entries Sport Pylon SEMPRA style has got doubt popular RC Racing event Southeast Forty-nine entries gave RCACF largest turnouts ever Five rounds 15 heats per round gave Py Ion crew 78 heat races work com plete two unavoidable reflies two flyoffs accomplished 7 hours Using upper-level math works out 57 minutes per heat Weve got thank line bosses Gary Freeman Doris Tyson dedi cated crew job well done much stopping lunch results SEMPRA Expert Sport Pylon results listed time/points/SEMPRA Poulton12500/20/ 1088 Doe12900/19 flyoff/1065 Bogut 12243/19 flyoff/1043 Kerlo12255/19 fly oft 1020 Williamson12422/19 flyoft/998 OBrien 12457/18/976 Jacobson12789/18/ 953 BSchuster12378/17/931 Katz 13342/17/908 Wilson13676/17/886 SEMPRA Standard Sport Pylon results listed time/points/SEMPRADennett13488/15 flyofl/729 Wetmore14039/i5 flyoff/707 Reames15323/i5 flyoff/684 Clyatt 20505/15/662 Hall13075 fast time/14/ 639 Acton14597/13/595 Gibson13048/ 12/527 L Lyons13951/12/505 C Schuster 13732/11/460 Jaeb13751/9/415 complete JR radio system donated Hobby Dynamics well two bottles No Heat trim solvent L&M Industries items raffled off contestants still present awards ceremony pays stay 164 Model Aviation documentation information potential par ticipants Drop Bob line youre interested
Edition: Model Aviation - 1989/06
Page Numbers: 58, 59, 163, 164
SCALE NUTS first order Yes almost given build Giant Scale models considered such Since models large scale details correspondingly large expected duplicate everything visible exterior full-size airplane standoff distances rationale goes contest judges can see nook cranny panel line rivet head rib former true up point Judges can see de tail present documentation book conscientious Scale judge however cant commit memory bump depres sion airplane ever built flown ing human rely what presented documentation book evaluating quality detail youve included model thrust months column will deal what amounts practical scale other words talking about what practical clude model comes de tailing Obviously talking about major external features modelthings like exposed scale engine cylinders essential external bracing wires cooling air louvers air scoops simulated exhaust pipes pitot tubes windshields canopies metal framing exposed guns antennas like theyre youd better hope foggy day Old London Townor judges eyeglasses made bottoms Coca Cola bottles No talking about such things operat ing engine oil cooler doors sliding canopies static discharge wicks airframe grounding wires interior landing gear door structures functional covering lacing blinking navigation lights De tails complexity may practical us average modelers Admittedly number dont consider Scale model being true min iature representative real airplane unless can smell cordite muzzles fired miniature machine guns sense heady aroma JP-4 fuel see pitting leading edges propeller blade power isnt some sort demarcation between beautiful Scale model watch maker special believe isand us know far own model concerned inspiration column came Carlos R Grageda Walla Walla WA Carlos building Ziroli Grumman Bearcat F8F-2 troubled about landing gear retraction mechanism None photos hed acquired showed specific detail concerned about availability suitable retraction mech anisms modeland wondered anyone produced exact scale version pointed out Carlos Bearcats main landing gear retract system complex ever designed Because prototype big R-2800 engine correspondingly big propeller extended gear Bearcat rather long provide adequate ground clearance However F8F small fighter didnt have much room tuck stalky landing gear struts Grumman engineers solved long strut/short strut problem unique way As gear re 58 Model Aviation Radio Cono Giant Scale John de Vries Colonel USAF Ret 4610 Moffat La Colorado Spdnp CO 80915 Derek Brant Manchester England built Va-scale Volksplane Photo Phil Kent Jerry Smith Ackworth GA has added interplane struts Ace RIC 4-120 bipe since took photo says looks super Model uses Zenoah G-38 power weighs 164 lb Finish Coverite Black Baron film Coverite graphics Ship 20 flights time Jerry Smith also took great photo Slick Larsens Marietta GA Gloater Gladiator Quadra 40 provIdes gopower 26lb craft Martin Wilkinson Manchester England fol lows taxiing 1/3-scale deHavilland 60 Photo Phil Kent tracted mechanism shortened would fit available wheel well space practical viewpoint duplicating Bearcats re tract sequence Giant model form would exercise futilityor require services particularly exacting machinist detailed draw ings usually available us model builders answer Carlos question recommended go longer extended strut lengths fake wheel wells judiciously could Since judging accomplished ground longer struts would present proper impression model resting model airborne longer-thanscale wheel wells would covered rela tively invisible further suggestion Carlos use reliable retract systems commercially available Another question another time writer letter disappeared morass home office intended build detailed Nosen Mustang P/F-5 lD have seen know model huge Theres enough space inside fuselage bowling alley automatic pinsetters Well almost event friend wondered difficult itd install functioning radiator oil cooler doors big Mustangs airscoop Cer tainly enough room extra pair servos appropriate pushrods recom mended stick armstrong type installation could build two doors install theyd manually operated rationale colored real doors actually operated Although P-5 1 cooler doors thermo statically controlled practically always open aircraft ground fact Mustang checklist recommended doors run out full open flipping switch cockpit before starting engine Later checklist sequence door circuit placed Automatic position varied de pending temperature liquid ra diators recommendation friend static judging ground appropriate both oil engine-coolant doors fully open flight should fully closed Thus didnt make practical sense power Nosen model though space weight-carrying capability available simple two-position latch installed problem resolvedpractically other examples practicalContinued page 163 Over 750 Select *7 1/4 scale18Sheets *60 Size38Sheets *40 Size38Sheets *Propeller Decals . WT 6 Sheets-3sizes ea *Kill Markings only6Sheets *Nomenclature Markings 3 Sizes-12 sheets Black Whitecopy *Letters Numhers 10 Colors See Color chart * Flags. American united Kingdom Confederate * Stars Colors 8 Sizes plus Sheet ot Assorted Sizes * Trim Sheets . 5 26 10 Colors see color chart DECALS PRESSURE SENSITIVE WATER TRANSFE Aathenlic model insignias pressure sensitis oOISb major decals mater transter tor 1/4 scale 40 6 size propeller decals World War II kill mark~ ings stars tlags letters numhers trim sheetsII NORTHEAST SCREEN GRAPHICS 21 FISHER AVE. EAST LONOMEADOW MA 01028 TEL 41382541W June 1989 59 Hundreds cowls kits plans Strong lightweight one-piece construction Exact duplicates manufacturer s original Also radial cowls wheelpants Send Si 00 8-pg brochure call 703-890-6017 9 m -9 p m EDT phone orders information FIBERGLASS MDOPMARl Box 530 Goodview VA 24095 mayor decals HAS MOVED INTO LARGER QUARTERS 21658 Cloud Way Hayward CA 94545 CAL 415 783-4868 Out CAL 800 482-8663 L proud announce TATONE PRODUCTS CORPORATION has acquired CB ASSOCIATES PRESIDENT TATONE PRODUCTS CORPA IMPROVE YOUR 1991 SWITCH OVER eI Proof Switch Positive Locking Prevents Arriving field dead batteries Accidental switching off before take-off Will vibrate apart causing loss radio Does require special mounts Works radios Ideal seaplanes completely water proof SEE YOUR LOCAL HOBBY DEALER unavailable locally send Bru Line Industries Inc PO Box 3786 Center Line MI 48015 sufficient speed can very frustrating youre headed weeds just pulled elevator stick clear out transmit ter youll still have airplane left fly ducted fan competition some important courtesies observe test run engine pits competition under way poor guy whos flying cant hear thing nor can sure judges can hear him call maneuvers starting engines prior flight aware exhaust pointed jet ex haust velocity can easily reach 100 mph good distance behind model once Ive seen other modelers scramble grab air planes hats assorted debris being blown about ill-aimed ducted fan model Also have some consideration poor judges guys have power ruin whole trip treat respect Dont start screaming beast right front Most ducted-fan fliers now wear some type hear ing protectorsbut judges Believe An F-14 two OS engines turning 22000 rpm does purr hurts So start run up model respectable distance judges knows might help score AC Giant Scale/de Vries Continued page 59 ity should transcend exact scale function comes readily mind Hawker Fury handsome British biplane fighter Thirties Fury unique wheel shock absorber system shocks wheels ground shocks compressed center lines axle wheels coincident airborne however shocks extended centerline axle well above wheels centerlines Attempting duplicate feature model Giant size would exercise frustration internal shock absorbers would have duplicated minia ture formnot very practical bit construction final analysis idiosyncrasies par ticular prototype can uncovered really digging documentation information availableyouve just got dig out tend detail Giantpractically couple reminders IMAA Fly-In Odessa TX month June Giant Scale reenactment Schneider Cup Races November 10-12 latter Bob Martin chairman big seaplane address 1520 C Acoma Lane Lake Havasu City AZ 86403 publishing Schneider Cup News three-page newsletter chock-full valu CAT NO 106 Proof Switch Retail $995 Add $125 shipping Send $150 catalog Michigan residents add 4% sales tax RC Electrics/Kopski Continued page 159 corporates NACA 2412 section full house Its about same size newer trainers Mirage Aero-lectric PT etc trainer its designed model accommodate power systems 100- 200-watt category perform accordingly Thus six- seven-cell systems supplied previously mentioned kits would suitable would cobalt 05 15 systems Oh will ever get away meaningless designators mo tor size battery compartment will hold corresponding packs So far Ive few flights terrible weather two different systems Astro ferrite 15 dozen 900 mAh cells Great Planes Gold Fire motor seven 1 200s flies very nicely info future So now its back building board just gotta finish yet-unfinished Electrostreak Please write and/or send photos Mail stuff di rectly address appears box-type logo very top column magazine Sending MA editorial offices just slows things down since somebody has forward Lansdale just have tell ya good feel about fact time reading spring will have sprung everywhere must make last announcement Boeing Hawks RC Fliers Kent WA has nounced Seventh Annual Electric Fly-In scheduled June 24-25 1989 Boeing Kent Space Center Field activi ties planned including prizes Most Acrobat ic Best Scale Longest Flight Class Sailplane AMA Event No 609 Best Multimotor information contact Bernard Cawley 29838 48th Ave S Auburn WA 98001 phone number 206 839-9157 Happy Springtime anytime Electric Landings RC Scale/Crooks Continued page 53 prop blast times have read story overweight underpowered Scale mas terpiece being horsed off runway clas sic stall/spin/crash maneuver Heres good news wont happen ducted fan Since no prop blast over elevator airplane will rotate climbing attitude until has SPECIALISTS IN CUSTOM COX TEE DEE & REED ENGINES 020S 049S 051S & 09S ALL CUSTOM & STOCK PARTS VAILABLEINDIVIDUALL Y COMPETITION ACCESSORIES & CUSTOMIZED K&B ENGINES RACING WHEELS KLOTZ OIL CARBON FIBER SOLID LINES ALL KINDS OF FUEL TUBING FOUR BRANDS OFGLOWPLUGS HA RD-TO-FIND HARD WARE OLD TIMER SUPPLIES COILS CONDENSERS NGK & STITT SPARK PLUGS SILK 12 COLORS QUALITY DOPE BRUSHES 5& 7LOOP 1/4RUBBER BANDS TRANSISTOR IGNITION SYSTEMS RESISTOR HIGH TENSION LEADS 1/2A TEXACO PLA YBOYSR KIT 1/2A TEXACO ENGINES & PARTS KSB & IGNITION TIMERS RUBBER POWER KITS PROPS TISSUE AND OTHER SUPPLIES CYANOACRYLA TES& EPOXIES ORDER BY MAIL OR PHONE 519 728-4395 SORRY NO COD VISA & MASTERCARD WELCOME MINIMUM MERCHANDISE ORDER $1000 SHIPPING & HANDLING FEE $150 FOR INSURANCE ADD $100 STOCK ORDERS SHIPPED WITHIN 24 HRS A monthly publication covering International RC Soaring Scene US $l7yr 21/yr 1st Class Canada/Mexico $22/yr US funds Asia & Pacific S28/yr US funds Europeand UK $28/yr US funds Surface Mall Foreign $18/yr US funds RO SOARING DIGEST PO Box 1079 Payson AZ 85547 June 1989 163 OUR REV-UP INVENTORY VERA GES OVER 9000 PROPS Iii IMMEDIATE SHIPMENT ON VISA/MC NEW BY POPULAR REQUEST LARGE SCALE ENGINE CYLINDERS PRATT WHITNEY WASP 4 WRIGHT J-5 WHIRLWIND Molded high-impact styrene dummy cylinders feature deep cooling fins utmost realism Both Wasp Whirlwind types cylinders available two different large scales1/5th 2 4th 3 ts include assembly instructions Smaller sizes also offered Note units may modified resemble other cylinder types Send $3 full-color catalog featuring aircraft paintings suitable framing WILLIAMS BROTHERS INC DEPT MA 181 PAWN FE STR EFT SAN MARCOS CALIFORNIA 92069 WA NNA RACE1 Q-500F-iFAI BEGINNER RACES Instructions Club Programs NORTHEAST AREA Information contact North Eaat Pylon Racing Organization 119 Dean Ave Franklin Mass 02038 15081528-4043 14011739-2663 commercial front good friend Wendell Hostetler has new plans listing replete photographs Giant models Write him Wendell Hostetler Plans 1041 Heatherwood Lane Orrville OH 667 phone 216 6828896 Computer friend Chuck Anderson PO Box 305 Tullahoma TN 37388 phone [615] 4555788 has updated model design programs Chuck hopes have MS-DOS disks ready ship near futureif right now RC Pylon Racing/Hager Continued page 63 Once morning fog cleared sky pro duced some nicest weather year temperatures mid-80s seemed like early spring instead midwinter made event out state worth trip anywhere weather alone hosting organization Remote Con trol Association Central Florida RCACF did its usual topnotch job carrying out events smooth fashion Its always great watch guys action Theres backup everything alternate everyone As aircraft re dundancy key reliability Saturday morning saw Quarter-Scale Racing lead way An event new area pro moted Quarter-Scale Pylon Racing Asso ciation gave SEMPRA members different view guys raced four-strokepowered giants through Formula course Quarter Midget racing under way Satur day afternoon certainly change pitch engines fired up starting grid Jack Jackson RCACF Pylon crew flagged off five before dusk original intent fly seven rounds continue Sunday unanimously decided fliers crew Mid get would called end five rounds results Quarter Midget results listed time/points SEMPRA Jacobson 11764/20/995 Doe 11643 fast time/16/94l Benezrai1784/i5 flyoff/886 Lenders12040/iS flyoft/83 1 OBrienN/T/ 14/777 Williamsoni 1860/ 14/722 B Schuster12 146/13/668 Brogdon 12469/13/613 SimmsN/T/11/558 Bar telsN/T/10/504 Sunday morning New Years Day arrived first NMPRA-sanctioned Formula race 1989 season under way under guidance Contest Director Bill Williamson excellent see number Formula entries Florida An F-i circuit could just around corner South-central East effort continues possible sites hold races think SEMPRA members pulses quickened Form-Ones unloaded coming Out Pylon Mike Langlois made criti cal impression allowed take off first winning Pretty Plane event Best Show good see local talent well Richmond brothers showed what takes World Champion material results Formula results listed time/points SEMPRA Bruce Richmond 11153 fast time 24 flyoff 1000 Brian Richmondi 1303/24 flyoff/948 McDermotti 1715/17 flyoff 896 Benezra 12139/17 flyoff/844 Kerlo 11827/16/792 Wilson13001/ 15/740 Langlois 12484/14/688 Jacobson 12489/14/ 636 B Schuster125 16/14/584 Walker 12920/14/532 Monday scheduled workday youd never know turnout gave way flood Sport Pylon entries Sport Pylon SEMPRA style has got doubt popular RC Racing event Southeast Forty-nine entries gave RCACF largest turnouts ever Five rounds 15 heats per round gave Py Ion crew 78 heat races work com plete two unavoidable reflies two flyoffs accomplished 7 hours Using upper-level math works out 57 minutes per heat Weve got thank line bosses Gary Freeman Doris Tyson dedi cated crew job well done much stopping lunch results SEMPRA Expert Sport Pylon results listed time/points/SEMPRA Poulton12500/20/ 1088 Doe12900/19 flyoff/1065 Bogut 12243/19 flyoff/1043 Kerlo12255/19 fly oft 1020 Williamson12422/19 flyoft/998 OBrien 12457/18/976 Jacobson12789/18/ 953 BSchuster12378/17/931 Katz 13342/17/908 Wilson13676/17/886 SEMPRA Standard Sport Pylon results listed time/points/SEMPRADennett13488/15 flyofl/729 Wetmore14039/i5 flyoff/707 Reames15323/i5 flyoff/684 Clyatt 20505/15/662 Hall13075 fast time/14/ 639 Acton14597/13/595 Gibson13048/ 12/527 L Lyons13951/12/505 C Schuster 13732/11/460 Jaeb13751/9/415 complete JR radio system donated Hobby Dynamics well two bottles No Heat trim solvent L&M Industries items raffled off contestants still present awards ceremony pays stay 164 Model Aviation documentation information potential par ticipants Drop Bob line youre interested
Edition: Model Aviation - 1989/06
Page Numbers: 58, 59, 163, 164
SCALE NUTS first order Yes almost given build Giant Scale models considered such Since models large scale details correspondingly large expected duplicate everything visible exterior full-size airplane standoff distances rationale goes contest judges can see nook cranny panel line rivet head rib former true up point Judges can see de tail present documentation book conscientious Scale judge however cant commit memory bump depres sion airplane ever built flown ing human rely what presented documentation book evaluating quality detail youve included model thrust months column will deal what amounts practical scale other words talking about what practical clude model comes de tailing Obviously talking about major external features modelthings like exposed scale engine cylinders essential external bracing wires cooling air louvers air scoops simulated exhaust pipes pitot tubes windshields canopies metal framing exposed guns antennas like theyre youd better hope foggy day Old London Townor judges eyeglasses made bottoms Coca Cola bottles No talking about such things operat ing engine oil cooler doors sliding canopies static discharge wicks airframe grounding wires interior landing gear door structures functional covering lacing blinking navigation lights De tails complexity may practical us average modelers Admittedly number dont consider Scale model being true min iature representative real airplane unless can smell cordite muzzles fired miniature machine guns sense heady aroma JP-4 fuel see pitting leading edges propeller blade power isnt some sort demarcation between beautiful Scale model watch maker special believe isand us know far own model concerned inspiration column came Carlos R Grageda Walla Walla WA Carlos building Ziroli Grumman Bearcat F8F-2 troubled about landing gear retraction mechanism None photos hed acquired showed specific detail concerned about availability suitable retraction mech anisms modeland wondered anyone produced exact scale version pointed out Carlos Bearcats main landing gear retract system complex ever designed Because prototype big R-2800 engine correspondingly big propeller extended gear Bearcat rather long provide adequate ground clearance However F8F small fighter didnt have much room tuck stalky landing gear struts Grumman engineers solved long strut/short strut problem unique way As gear re 58 Model Aviation Radio Cono Giant Scale John de Vries Colonel USAF Ret 4610 Moffat La Colorado Spdnp CO 80915 Derek Brant Manchester England built Va-scale Volksplane Photo Phil Kent Jerry Smith Ackworth GA has added interplane struts Ace RIC 4-120 bipe since took photo says looks super Model uses Zenoah G-38 power weighs 164 lb Finish Coverite Black Baron film Coverite graphics Ship 20 flights time Jerry Smith also took great photo Slick Larsens Marietta GA Gloater Gladiator Quadra 40 provIdes gopower 26lb craft Martin Wilkinson Manchester England fol lows taxiing 1/3-scale deHavilland 60 Photo Phil Kent tracted mechanism shortened would fit available wheel well space practical viewpoint duplicating Bearcats re tract sequence Giant model form would exercise futilityor require services particularly exacting machinist detailed draw ings usually available us model builders answer Carlos question recommended go longer extended strut lengths fake wheel wells judiciously could Since judging accomplished ground longer struts would present proper impression model resting model airborne longer-thanscale wheel wells would covered rela tively invisible further suggestion Carlos use reliable retract systems commercially available Another question another time writer letter disappeared morass home office intended build detailed Nosen Mustang P/F-5 lD have seen know model huge Theres enough space inside fuselage bowling alley automatic pinsetters Well almost event friend wondered difficult itd install functioning radiator oil cooler doors big Mustangs airscoop Cer tainly enough room extra pair servos appropriate pushrods recom mended stick armstrong type installation could build two doors install theyd manually operated rationale colored real doors actually operated Although P-5 1 cooler doors thermo statically controlled practically always open aircraft ground fact Mustang checklist recommended doors run out full open flipping switch cockpit before starting engine Later checklist sequence door circuit placed Automatic position varied de pending temperature liquid ra diators recommendation friend static judging ground appropriate both oil engine-coolant doors fully open flight should fully closed Thus didnt make practical sense power Nosen model though space weight-carrying capability available simple two-position latch installed problem resolvedpractically other examples practicalContinued page 163 Over 750 Select *7 1/4 scale18Sheets *60 Size38Sheets *40 Size38Sheets *Propeller Decals . WT 6 Sheets-3sizes ea *Kill Markings only6Sheets *Nomenclature Markings 3 Sizes-12 sheets Black Whitecopy *Letters Numhers 10 Colors See Color chart * Flags. American united Kingdom Confederate * Stars Colors 8 Sizes plus Sheet ot Assorted Sizes * Trim Sheets . 5 26 10 Colors see color chart DECALS PRESSURE SENSITIVE WATER TRANSFE Aathenlic model insignias pressure sensitis oOISb major decals mater transter tor 1/4 scale 40 6 size propeller decals World War II kill mark~ ings stars tlags letters numhers trim sheetsII NORTHEAST SCREEN GRAPHICS 21 FISHER AVE. EAST LONOMEADOW MA 01028 TEL 41382541W June 1989 59 Hundreds cowls kits plans Strong lightweight one-piece construction Exact duplicates manufacturer s original Also radial cowls wheelpants Send Si 00 8-pg brochure call 703-890-6017 9 m -9 p m EDT phone orders information FIBERGLASS MDOPMARl Box 530 Goodview VA 24095 mayor decals HAS MOVED INTO LARGER QUARTERS 21658 Cloud Way Hayward CA 94545 CAL 415 783-4868 Out CAL 800 482-8663 L proud announce TATONE PRODUCTS CORPORATION has acquired CB ASSOCIATES PRESIDENT TATONE PRODUCTS CORPA IMPROVE YOUR 1991 SWITCH OVER eI Proof Switch Positive Locking Prevents Arriving field dead batteries Accidental switching off before take-off Will vibrate apart causing loss radio Does require special mounts Works radios Ideal seaplanes completely water proof SEE YOUR LOCAL HOBBY DEALER unavailable locally send Bru Line Industries Inc PO Box 3786 Center Line MI 48015 sufficient speed can very frustrating youre headed weeds just pulled elevator stick clear out transmit ter youll still have airplane left fly ducted fan competition some important courtesies observe test run engine pits competition under way poor guy whos flying cant hear thing nor can sure judges can hear him call maneuvers starting engines prior flight aware exhaust pointed jet ex haust velocity can easily reach 100 mph good distance behind model once Ive seen other modelers scramble grab air planes hats assorted debris being blown about ill-aimed ducted fan model Also have some consideration poor judges guys have power ruin whole trip treat respect Dont start screaming beast right front Most ducted-fan fliers now wear some type hear ing protectorsbut judges Believe An F-14 two OS engines turning 22000 rpm does purr hurts So start run up model respectable distance judges knows might help score AC Giant Scale/de Vries Continued page 59 ity should transcend exact scale function comes readily mind Hawker Fury handsome British biplane fighter Thirties Fury unique wheel shock absorber system shocks wheels ground shocks compressed center lines axle wheels coincident airborne however shocks extended centerline axle well above wheels centerlines Attempting duplicate feature model Giant size would exercise frustration internal shock absorbers would have duplicated minia ture formnot very practical bit construction final analysis idiosyncrasies par ticular prototype can uncovered really digging documentation information availableyouve just got dig out tend detail Giantpractically couple reminders IMAA Fly-In Odessa TX month June Giant Scale reenactment Schneider Cup Races November 10-12 latter Bob Martin chairman big seaplane address 1520 C Acoma Lane Lake Havasu City AZ 86403 publishing Schneider Cup News three-page newsletter chock-full valu CAT NO 106 Proof Switch Retail $995 Add $125 shipping Send $150 catalog Michigan residents add 4% sales tax RC Electrics/Kopski Continued page 159 corporates NACA 2412 section full house Its about same size newer trainers Mirage Aero-lectric PT etc trainer its designed model accommodate power systems 100- 200-watt category perform accordingly Thus six- seven-cell systems supplied previously mentioned kits would suitable would cobalt 05 15 systems Oh will ever get away meaningless designators mo tor size battery compartment will hold corresponding packs So far Ive few flights terrible weather two different systems Astro ferrite 15 dozen 900 mAh cells Great Planes Gold Fire motor seven 1 200s flies very nicely info future So now its back building board just gotta finish yet-unfinished Electrostreak Please write and/or send photos Mail stuff di rectly address appears box-type logo very top column magazine Sending MA editorial offices just slows things down since somebody has forward Lansdale just have tell ya good feel about fact time reading spring will have sprung everywhere must make last announcement Boeing Hawks RC Fliers Kent WA has nounced Seventh Annual Electric Fly-In scheduled June 24-25 1989 Boeing Kent Space Center Field activi ties planned including prizes Most Acrobat ic Best Scale Longest Flight Class Sailplane AMA Event No 609 Best Multimotor information contact Bernard Cawley 29838 48th Ave S Auburn WA 98001 phone number 206 839-9157 Happy Springtime anytime Electric Landings RC Scale/Crooks Continued page 53 prop blast times have read story overweight underpowered Scale mas terpiece being horsed off runway clas sic stall/spin/crash maneuver Heres good news wont happen ducted fan Since no prop blast over elevator airplane will rotate climbing attitude until has SPECIALISTS IN CUSTOM COX TEE DEE & REED ENGINES 020S 049S 051S & 09S ALL CUSTOM & STOCK PARTS VAILABLEINDIVIDUALL Y COMPETITION ACCESSORIES & CUSTOMIZED K&B ENGINES RACING WHEELS KLOTZ OIL CARBON FIBER SOLID LINES ALL KINDS OF FUEL TUBING FOUR BRANDS OFGLOWPLUGS HA RD-TO-FIND HARD WARE OLD TIMER SUPPLIES COILS CONDENSERS NGK & STITT SPARK PLUGS SILK 12 COLORS QUALITY DOPE BRUSHES 5& 7LOOP 1/4RUBBER BANDS TRANSISTOR IGNITION SYSTEMS RESISTOR HIGH TENSION LEADS 1/2A TEXACO PLA YBOYSR KIT 1/2A TEXACO ENGINES & PARTS KSB & IGNITION TIMERS RUBBER POWER KITS PROPS TISSUE AND OTHER SUPPLIES CYANOACRYLA TES& EPOXIES ORDER BY MAIL OR PHONE 519 728-4395 SORRY NO COD VISA & MASTERCARD WELCOME MINIMUM MERCHANDISE ORDER $1000 SHIPPING & HANDLING FEE $150 FOR INSURANCE ADD $100 STOCK ORDERS SHIPPED WITHIN 24 HRS A monthly publication covering International RC Soaring Scene US $l7yr 21/yr 1st Class Canada/Mexico $22/yr US funds Asia & Pacific S28/yr US funds Europeand UK $28/yr US funds Surface Mall Foreign $18/yr US funds RO SOARING DIGEST PO Box 1079 Payson AZ 85547 June 1989 163 OUR REV-UP INVENTORY VERA GES OVER 9000 PROPS Iii IMMEDIATE SHIPMENT ON VISA/MC NEW BY POPULAR REQUEST LARGE SCALE ENGINE CYLINDERS PRATT WHITNEY WASP 4 WRIGHT J-5 WHIRLWIND Molded high-impact styrene dummy cylinders feature deep cooling fins utmost realism Both Wasp Whirlwind types cylinders available two different large scales1/5th 2 4th 3 ts include assembly instructions Smaller sizes also offered Note units may modified resemble other cylinder types Send $3 full-color catalog featuring aircraft paintings suitable framing WILLIAMS BROTHERS INC DEPT MA 181 PAWN FE STR EFT SAN MARCOS CALIFORNIA 92069 WA NNA RACE1 Q-500F-iFAI BEGINNER RACES Instructions Club Programs NORTHEAST AREA Information contact North Eaat Pylon Racing Organization 119 Dean Ave Franklin Mass 02038 15081528-4043 14011739-2663 commercial front good friend Wendell Hostetler has new plans listing replete photographs Giant models Write him Wendell Hostetler Plans 1041 Heatherwood Lane Orrville OH 667 phone 216 6828896 Computer friend Chuck Anderson PO Box 305 Tullahoma TN 37388 phone [615] 4555788 has updated model design programs Chuck hopes have MS-DOS disks ready ship near futureif right now RC Pylon Racing/Hager Continued page 63 Once morning fog cleared sky pro duced some nicest weather year temperatures mid-80s seemed like early spring instead midwinter made event out state worth trip anywhere weather alone hosting organization Remote Con trol Association Central Florida RCACF did its usual topnotch job carrying out events smooth fashion Its always great watch guys action Theres backup everything alternate everyone As aircraft re dundancy key reliability Saturday morning saw Quarter-Scale Racing lead way An event new area pro moted Quarter-Scale Pylon Racing Asso ciation gave SEMPRA members different view guys raced four-strokepowered giants through Formula course Quarter Midget racing under way Satur day afternoon certainly change pitch engines fired up starting grid Jack Jackson RCACF Pylon crew flagged off five before dusk original intent fly seven rounds continue Sunday unanimously decided fliers crew Mid get would called end five rounds results Quarter Midget results listed time/points SEMPRA Jacobson 11764/20/995 Doe 11643 fast time/16/94l Benezrai1784/i5 flyoff/886 Lenders12040/iS flyoft/83 1 OBrienN/T/ 14/777 Williamsoni 1860/ 14/722 B Schuster12 146/13/668 Brogdon 12469/13/613 SimmsN/T/11/558 Bar telsN/T/10/504 Sunday morning New Years Day arrived first NMPRA-sanctioned Formula race 1989 season under way under guidance Contest Director Bill Williamson excellent see number Formula entries Florida An F-i circuit could just around corner South-central East effort continues possible sites hold races think SEMPRA members pulses quickened Form-Ones unloaded coming Out Pylon Mike Langlois made criti cal impression allowed take off first winning Pretty Plane event Best Show good see local talent well Richmond brothers showed what takes World Champion material results Formula results listed time/points SEMPRA Bruce Richmond 11153 fast time 24 flyoff 1000 Brian Richmondi 1303/24 flyoff/948 McDermotti 1715/17 flyoff 896 Benezra 12139/17 flyoff/844 Kerlo 11827/16/792 Wilson13001/ 15/740 Langlois 12484/14/688 Jacobson 12489/14/ 636 B Schuster125 16/14/584 Walker 12920/14/532 Monday scheduled workday youd never know turnout gave way flood Sport Pylon entries Sport Pylon SEMPRA style has got doubt popular RC Racing event Southeast Forty-nine entries gave RCACF largest turnouts ever Five rounds 15 heats per round gave Py Ion crew 78 heat races work com plete two unavoidable reflies two flyoffs accomplished 7 hours Using upper-level math works out 57 minutes per heat Weve got thank line bosses Gary Freeman Doris Tyson dedi cated crew job well done much stopping lunch results SEMPRA Expert Sport Pylon results listed time/points/SEMPRA Poulton12500/20/ 1088 Doe12900/19 flyoff/1065 Bogut 12243/19 flyoff/1043 Kerlo12255/19 fly oft 1020 Williamson12422/19 flyoft/998 OBrien 12457/18/976 Jacobson12789/18/ 953 BSchuster12378/17/931 Katz 13342/17/908 Wilson13676/17/886 SEMPRA Standard Sport Pylon results listed time/points/SEMPRADennett13488/15 flyofl/729 Wetmore14039/i5 flyoff/707 Reames15323/i5 flyoff/684 Clyatt 20505/15/662 Hall13075 fast time/14/ 639 Acton14597/13/595 Gibson13048/ 12/527 L Lyons13951/12/505 C Schuster 13732/11/460 Jaeb13751/9/415 complete JR radio system donated Hobby Dynamics well two bottles No Heat trim solvent L&M Industries items raffled off contestants still present awards ceremony pays stay 164 Model Aviation documentation information potential par ticipants Drop Bob line youre interested