~wih5 WMGGJ World Ray Harlan entrance building saft w elevstorcompiexatop Wire sculpture mmpionshipswasflown replete uudlC5tiOfl upper cavern mod4 Including drift Practice Siti tude thei total effect ASIDE FROM measuring up com petition Indoor modelers prime concern safely transporting models year US team member embarked Bucharest independently Harlan first arrive passed through cus toms both anxiety hope before getting baggage Very quickly Doina vision loveliness approached nounced guide interpreter US team Hope dominated emotions fra gility model box described Doina sent off baggage handlers assure its being hand-carried upstairs returned saying order Shortly thereafter large box caine squirm ing sideways up conveyer barely able pass rubber door flaps separating two levels box split several places Two wing supports loosened damage extensive three wings two stabilizers rudder stick broken Holes film ranged small numerous complete wing tip Justifiably upset Harlan sent Ms inter preter repeat hand-carry request defending World Champion Erv Rodemsky due arrive within hour As En queued customs tragedy relayed confident box too large fit conveyer Suddenly loud crack rang through room conveyer stopped large orange-colored Styrofoam box jammed forcing side plate up six inches caught rubber door flaps pivoted upward causing jam Strong box too weak resist full power system split about seven inches end sight models inside sickening omponents unscathed Several propellers formed large amor ball Months building testing wasted just seconds trip Bucharest less joyous third day Rodemsky accumu untest site slmiiafl left pillar cmv being eyes Sianic World Char gobblers Spectator restrictions helped salt Slanic Romania though hugeonce proved challenge Indoor fliers whether have flying experience site 1982 Indoor World Championships September 22-26 lated 40 hours repair Harlan 15 Patch film papers littered floors beds unkempt maid service refused Ervs bathroom wall sticky mess spray cement microfilm hoops bathtub served tank restored four models least resemble masterworks left California Harlans models just seemed have patches before Neither flier would know real state affairs until tested salt third day Harlan Doina returned airport secure tank helium crate salt equipment lights batteries balloons binoculars pea nut butter jelly etc shipped Team Manager Bud Romak week earlier discovered true meaning ofbureau cracy theme Catch 22 came focus Without belaboring fiasco took two documents Federation Aeromodeling four hours retrieve cargo Unfortunately Doina left note customs stating equipment returned US Harlan sould liable $120 duty thereby raising anxiety level US charges Later Federation let off hook letter saying destroyed evening provided first bright spot since arrival reunion British team trip Slanic boxes received perfect handling seems chief baggage handler fifled equiva lent of$ 150 inattention fragile signs damaged boxes Only three hours testing allowed next day Sunday because lift operators worked short day first sight salt awesome preceded lightless descent iron cage about 5 7 ft bumped wooden shaft framing often enough threaten models Expecting very dim lighting great surprise upon turning corner lift see fluorescent lights strung along walls main flying area six feet above floor top five mercury-vapor lights served well light cavern also made models invisible upper half flying space Much controversy surrounded true 9ompeting teams assembled outside opening ceremonies Costumed young ladies led 13 delegations Torque meter Sylwester Kujawa Poland measures prop wound model gives exact launch torque regardless hookup losses winner Moray Romania took alltwo gold medals Kopecky Trophy shown longest single flight Jim Richmond preps model reverse-flare prop later switched 1 2-yearotd positive flare capture third place Victorious Romanlans Pops Morar Bezman Team World Champion trophy Experience carries lot weight unusual site height numbers 57 65 69 75 meters have published federation claimed 54 official invi tation center hall Harlan aided Romanian Aurel Popa measured 212 feet 65 meters helium balloon floor 106 394 feet sides straight 112 feet taper top measures 36 feet between catwalks floor presented surprise saltcutting machine left small steps two inches four feet very careful could produce disastrous results carrying model three hours testing barely enough get few flights Rodemsky Harlan both used half-motors begin sorting out props rubber Instead 19 22-minute flights made blimp hangars 15 common Jim Richmond arrived others pack ing up next day heralded arrival Cezar Banks Bud Romak Originally no test flying day next will competitors domi nated allowed fly Rich mond got 29 30 minutes Harlan 27 32 Banks saw 30 31 Rodemsky seemed content Richmond stretched motor slip off winder shoot past torque meter wipe out stabilizer best model twenty-first organizers said would no flying contest cavern because would moving tables shooting down salt stalactites rifle protect public Unfor tunately Richmond did hear about about availability second hail below first returned Ploesti relatives cavern second stop lift far complex World Championships site having corridors halls included large sculptured battle scene along wall health spa aiding asthma sufferers sleeping accommo dations well cafeteria volleyball tennis courts flying area 182 feet high well separated other activities Testing permitted afternoon lower level temperature two degrees F warmer surpris ingly made difference Romak brought couple models just get some experience turned 34 minutes first try following day official practice competing teams arrived including Poles However three entries did show France Australia Czechoslovakia last especially surprising Jiri Kalina undisputed king salt having won 1970 World Continued page 161 Conventional rugged Romanian models small low-pitch props 1 O29 long thin rubber Note positive flare Popas broken model US contingent smiles before Contest L-H Jim Richmond Interpreter Dolna Mos Bud Romak Erv Rodemaky Cezar Banks Ray Harlan Marianna Richmond Mark Richmond US flag bearer Build fifteen hours Gentle flyer 25 Great sport flyer 40 Four channel radio engine elevator rudder aileron Full size plans Complete building instruction hook Fuel tank size SorB Flying weight 4-4 112 lbs Wingspan 50/54 inches Wing area 565/615 sq inches Wingchordli 1/2inches Fuselage 44112 inches Touck6 SIMPLICITY IN DESIGN $5995 Basic materials Balsa plywood select hardwoods Maclane shaped balsa ply bass Die cut ribs constant chord wing] Hardware package Nuts bolts control horos nose gear bearing tricycle gear dont use rubber bands bold models together went Out high button shoes PICA EMrERPRISES INC 2657 NE 188th Street Miami Florida 33180 Indoor WC/Harlan Continued page 92 Championships numerous other con tests site including last year Testing cautious because greater number models air no restrictions Richmond came form 3645 Rodemsky satisfied 1950 half-motor Harlan reached 2928 400 turns left Most team using heavier motors hangars realized care needed avoid bunching rubber near prop would rub motor stick dramatically reduce delivered power days reckoning finally hand organizers originally sche duled two days three rounds third day prize ceremonies visits Slanic officials tour country Once again competitors pre vailed three days two rounds awards ceremony afternoon third day FAI jury have Ian Kaynes Britain Gheorghe Stana Romania Otakar Safek Czecho slovakia end practice day Safek arrived organizers generous offer asked Nonaka Japan replace him would mean free trip traveled farthest However declined preferring help team manager Bud Romak sug gested Warren Williams paid own way support US team great opportunity serve inter national modeling performed ad mirably everyone else waited someone break ice Rodemsky marched center stage wound first flight first full motor model climbed centered just 20 feet below catwalk landed 3410 what longest flight round Banks first up team just missed 30 Richmond went next same combi nation clocked 3430 day before reached 140 feet 3134 Harlan last up could repeat altitude seen day before model never passed halfway Only five flights over 30 minutes recorded first round four ultimate winners Popa hit wall slid down angled section still recorded 2945 During lunch break thunderstorm brewed outside surprisingly created some turbulence about halfway up cavern also location persistent inversion layer often kept models reaching upper levels turbulence took its toll round two Rodemsky stalled prop caught wing effectively terminate flight Only Andras Ree Hungary exceeded 30 minutes Just under half-hour mark Barr put himself lead first day Richmond learned Popa using positive-flare prop decided try built last salt visit 1970 worked full potential although put Jim second place day used prop remainder contest Yamazaki Japan third Banks fourth Harlans model climbed 15 feet went over top collapsed wing dive second attempt different model repeated phenomenon Following night grumbling re pairing Laurie Barr being quietly content third round opened Rodemsky folded number three ship test flight January 1983 161 START OUT AG TRAINER ThEN CUT T OOWTJ TO SPORT PLANE IN flAINUTES Richmond wing post pull loose destroying wing breaking tail boom official improved total just fell short 30 minutes Banks model rose sharply stalled 40 feet continued stalling losing altitude Cezar could grab before oneminute attempt limit Harlans motor went flat model peaked 80 feet Barr strengthened lead 3129 Popa joined upper ranks clean 3247 Rodemsky perfectly centered official flight 20 feet below catwalk Suddenly near 16 miii utes model started drift just three circles hit side round limited three half-hour marks laxge number contestants timers officials cavern body heat creating abnormal drift top breaking through inversion layer worry about hitting side walls veteran Romaman team divided best launching position Bezman chose tee intersection closest entrance Popa preferred blind end hall Morar tried everything between Banks first off US fourth round bowed motor stick model steamed around six feet 30 seconds finally started up 50 feet stalled heading wall Cezar got balloon string last possible second neatly moved center model rose about 150 feet drifted out top tee heading spectator section landed just inside flying area giving Cezar best flight ofthe meet 3259 putting him third place end day Richmond next put within 10 feet roof Luck him model barely avoided side wall clocked 3637 top time meet point putting him first place Barr improved total last time slipped second place Harlans first attempt model once again went over top saved prop began gyrating caught under wing second attempt looked better first model speeded up 20 feet collapsed right wingtip Undaunted continued climb soon excess drag dominated just four minutes recorded Rodemsky hit top eight minutes scrubbed four hung catwalk Before next round Popa navigated intricate tunnel system leading catwalk retrieved model Erv After supper mood somber next day die Repairs made rubber stripped broken Harlan added high cabane strut wing along extra tip bracing help combat wing-tucking problem models beyond repair Ed Ciapala tested fifth last model day Wingspan 56 Channels 2-3 Wing Area 690 sq Engine 19- 35 er complete 1/6 scale H/C model kit designed assemblelook fly like famous WeedhopperrM Model-C Ultralight AIRCRAFT part aluminum structure pre-bent drilled nylon rip-stop coverings pre-sewn1/6 Scale $16995 Available choice four colors hobby shop now1/3 Scale $26995 Other ultralights available soon Carlbrg companies product 170 WEST PENN AVE otc~Ii A7t PHONE 3097426-2771 number contestants nursing sore throats some fevers acquired everyone thinking tomorrows battle US Banks once again tried leadoff flight broke five motors blew piece through wing After hasty repairs again wound up rubber did have stamina needed could improve total Rich mond just broke through inversion peaked 135 feet trying untangle balloon reel model drifted wall Despite extra bracing Harlans model insisted going over top added stiffness just prolonged agony before both wing tail boom gave frustration crumpled mess hands pocketed remains Rodem skys model worked its way under cat walk hit light collapsed tail boom real drama meet began unfold Pymm came charging out pack 3539 decent flightsince first round Morar up top near tee intersection Popa remarked potential trouble wire stretched across hall between catwalks Moments later model caught dangled seemingly endless interval Suddenly free flying again safely below wire timers confirmed eight-second hangup model landed longest flight contest 3556 catapulting Morar ninth first ahead Richmond During lunch break half last round Harlan rebraced last wing final effort score respectable flight Banks led off gaining highest altitude 180 feet promised excellent companion flight fourth-round effort until model drifted downdraft landed disappointing 2851 Rich mond launched model went over top Ia Harlan instead wing folding ribs prop blades broke repaired Harlan launched made through power burst inversion layer too strong model peaked 80 feet motor must have very tired 162 Model Aviation FlU SUPER SABRE RC nuodei hi mae scale powesed bytwbi BOC-61 end new acaed fan unit SM 40151 consirucdm mdy balseaud plywood Weight buThThiust lbs 7 Designed shacted ten pfonew N ICARBON FIBER/KEVIAR SAMPLER SEE TOUCH WORK WITH SAMPLES OF THESE SPACE AGE BUILDING PRODUCTS CARBON FIBER PUSHROD/TORQUE TUBE & BEARING 200000 FILAMENT CARBON FIBER TAPE 40000 FILAMENT CARBON FIBER TAPE 30000 FILAMENT CARBON FIBER TAPE CARBON FIBER LAMINATE KEVLAR 18 OL FABRIC KEVLAR 3h W TAPEuEflfl CARBON/KEVLAR INFO MANUAL~uu Cash Check Money Order 1983 AEROLITE CATALOG sterCard VISA Millersporl Hwy 710-6344042 uffalo NY 14221 [[U tPAJWl9Ili UUUUlo B Fos morn kitosmetion units G Bertel-Wm Matteotti 215 ag13 Gwdone VT-Dssacle-italy SUPER MINI-BOY VIDEO MINIATURE AIRCRAFT SUPPLY BRINGS YOU ANOTHER HEUCOPTER FIRST Professionally produced video takes workshop professionally build set up flight trim mini-boy Includes step step building parts iden tification mechanical operational walk through radio Installation balancing bench setup operational flight trimming aerobaticsl video better having someone cise build Mini-Boy Video produced Mike Mas National Helicopter Champion Available ary 1983 BETA VHS WE CAN SUPPLY ALL OF YOUR HELICOPTER NEEDS AT UNDEATABLE PRICESI EngInes WOrlds Strongest Epoxy Glues RadIos Mini-Boy Competition Pack Mufflers Training Aids Custom Carburators Video Cassettes S Gyros Competitor Symetrical Main Tail-Roter Blades Specially Designed Eliminate Jumpy Jerks Crlcket Building Setup Flying Video Mike Mis 5 Plus SNpplng TraIning Stands Wide-Landing Gear Float Kits HelIcopter Tools MOVE UP TO SCHLUTER See Dealer Call MINIATURE AIRCRAFT SUPPLY 2504 North Orange Blossom Trail ndo FL 32804 e305422-1531 model soon landed Rodemsky tried safe flight reaching 150 feet plagued drift again model disappeared small cave side less eight minutes unable get complete flight after first-round triumph Bezman put up best time 3134 boost him twelfth eventual seventh place aiding teams positon Siebenmann finally found secret posted 3328 get him top 10 Richmond processed last attempt began winding about 30 minutes before end round broke motor another another Romak began giving minute-by-minute countdown 10-second intervals Six motors broken As seventh being hooked prop too broke whistle blew signaling end Richmond never breaks motors now answer came next day Jim checked out No breaks plastic 0-ring slipped off torque meter hook 0013 music wire finally succumbed stress winding heavy motors opening enough let ring slip off Jim lost chance first three-time World Champion wait contest over yet few models still air including Dave Pymms quietly January 1983 163 ORDER YOUR VIDEO NOW 5 Plus Shipping Designed ZGe ~&%4A Minimaster Easytobuild.easytofly.raCY. tugged. fufl fighL U Wingspan 49W ne 15-25 Area 416 sq U Weight 3 lbs ANDREWS L AIRCRAFT MODEL COMPANY1j\ division Great Planes Model Manufacturing Company Aeromaster Trainennaster Minimaster Sportmaster Available local hobby shop executing challenge leader stayed near wall began descend came closer Twice thought touch continued flya rare feat As model settled below sloping wall Romanians gathered side hall British other Nervous comments passed between team mates model seemed slow its descent 10 feet adding anxiety Finally landed just 12 seconds short time needed win Romanians threw up great cheer Morar hoisted shoulders Pymm quietly congratulated come nowhere last two rounds capture second place ironic top three carried teammates like team place ments some statistics examined provide intersting contrast 1980 World Championships West Baden site half height salt Slanic 10% flights exceeded 30 minutes 44% below 20 minutes corresponding percentages West Baden 23 39 respectively salt hostile uninitiated veterans alike Morar two good flights win Poles perennially excel site yet could reach top 10 week before World Championship Bezman posted 37 minutes became national champion Yet unable break 32 contest Conditions certainly deteriorated primarily due great addition peopleeach body 100-watt heater changing normal equilibrium first time 12 years 4 Gal Casa %Oneor5GalCan24Gall2OGal3OGaIDrum54GaIDrum NibaGal Per GalPer GalPer Gal %10506605755351030014000 5%11507806955851520023500 10%14009108257792050033000 12%15009709008672270036800 15%160010109259002580042500 25%23001750160014473630081400 40%30002500230021005200089700 60%380033003100290070500123000 NEW Economy Fuel Castor Oil Lubricant 10% 1100 780 700 660 17000 28000 Free delivery 14 525 126 gal deals USA 30 & 54 gal drums freight collect FOB clover sc Gallon price determined nituo content & total quantity ordered sc orders add 4 % sales tax Use charge card order coDs limited UPS shipment Deduct 3% prepeymant Money Order certified check NEWPower Booster Oil ecale engines. qt $30/gelplicasweuiijsctto NEWPower Booster scale engine $12/qt. 838/gel freight included Use 3 ozJgeldung ~4lhaut rmd 803 222-7488 222-7285 World Championship held 1970 conditions worse use electrical heaters warm contes tants year cool fluorescent bulbs provided lots light little heat organizers did everything within power limit number people flying area contestants official flights team managers timers Nevertheless drift could eliminated inversion layer strong Despite problems came great surprise find collision occurred during practice organizers worked diligently toward success event listened contestants made changes sche dules Accommodations excellent right down fresh flowers room daily maid service almost too much savory Romanian food eat meet will long remembered contestant will look forward challenge salt sometime future CL Scale/Boss Continued page 67 Sterling Fokker D-7 did have throttle control other mechanical options ever six options selected flight portion event included wingover inside loop two laps inverted flight outside loop inside square loop three laps 450 elevation evidently flew well enough beat out several entries appears Jeff met challenge flying against WW II typesand won Among competition B-17 109E 51 H Mustang Another comment Ed several other Scale fliers since taking over column contest report contest manage ment did enforce Scale muffler rule action feel prompts Scale modelers compete also noted rule deterrant some areas Scale modelers competing Nats dont necessarily agree use non-use mufflers should keep anyone competing Nats can agree another Eds thoughts appears 164 Model Aviation A-Ray H-Ray Big H-Ray X-Ray
Edition: Model Aviation - 1983/01
Page Numbers: 90, 91, 92, 161, 162, 163, 164
~wih5 WMGGJ World Ray Harlan entrance building saft w elevstorcompiexatop Wire sculpture mmpionshipswasflown replete uudlC5tiOfl upper cavern mod4 Including drift Practice Siti tude thei total effect ASIDE FROM measuring up com petition Indoor modelers prime concern safely transporting models year US team member embarked Bucharest independently Harlan first arrive passed through cus toms both anxiety hope before getting baggage Very quickly Doina vision loveliness approached nounced guide interpreter US team Hope dominated emotions fra gility model box described Doina sent off baggage handlers assure its being hand-carried upstairs returned saying order Shortly thereafter large box caine squirm ing sideways up conveyer barely able pass rubber door flaps separating two levels box split several places Two wing supports loosened damage extensive three wings two stabilizers rudder stick broken Holes film ranged small numerous complete wing tip Justifiably upset Harlan sent Ms inter preter repeat hand-carry request defending World Champion Erv Rodemsky due arrive within hour As En queued customs tragedy relayed confident box too large fit conveyer Suddenly loud crack rang through room conveyer stopped large orange-colored Styrofoam box jammed forcing side plate up six inches caught rubber door flaps pivoted upward causing jam Strong box too weak resist full power system split about seven inches end sight models inside sickening omponents unscathed Several propellers formed large amor ball Months building testing wasted just seconds trip Bucharest less joyous third day Rodemsky accumu untest site slmiiafl left pillar cmv being eyes Sianic World Char gobblers Spectator restrictions helped salt Slanic Romania though hugeonce proved challenge Indoor fliers whether have flying experience site 1982 Indoor World Championships September 22-26 lated 40 hours repair Harlan 15 Patch film papers littered floors beds unkempt maid service refused Ervs bathroom wall sticky mess spray cement microfilm hoops bathtub served tank restored four models least resemble masterworks left California Harlans models just seemed have patches before Neither flier would know real state affairs until tested salt third day Harlan Doina returned airport secure tank helium crate salt equipment lights batteries balloons binoculars pea nut butter jelly etc shipped Team Manager Bud Romak week earlier discovered true meaning ofbureau cracy theme Catch 22 came focus Without belaboring fiasco took two documents Federation Aeromodeling four hours retrieve cargo Unfortunately Doina left note customs stating equipment returned US Harlan sould liable $120 duty thereby raising anxiety level US charges Later Federation let off hook letter saying destroyed evening provided first bright spot since arrival reunion British team trip Slanic boxes received perfect handling seems chief baggage handler fifled equiva lent of$ 150 inattention fragile signs damaged boxes Only three hours testing allowed next day Sunday because lift operators worked short day first sight salt awesome preceded lightless descent iron cage about 5 7 ft bumped wooden shaft framing often enough threaten models Expecting very dim lighting great surprise upon turning corner lift see fluorescent lights strung along walls main flying area six feet above floor top five mercury-vapor lights served well light cavern also made models invisible upper half flying space Much controversy surrounded true 9ompeting teams assembled outside opening ceremonies Costumed young ladies led 13 delegations Torque meter Sylwester Kujawa Poland measures prop wound model gives exact launch torque regardless hookup losses winner Moray Romania took alltwo gold medals Kopecky Trophy shown longest single flight Jim Richmond preps model reverse-flare prop later switched 1 2-yearotd positive flare capture third place Victorious Romanlans Pops Morar Bezman Team World Champion trophy Experience carries lot weight unusual site height numbers 57 65 69 75 meters have published federation claimed 54 official invi tation center hall Harlan aided Romanian Aurel Popa measured 212 feet 65 meters helium balloon floor 106 394 feet sides straight 112 feet taper top measures 36 feet between catwalks floor presented surprise saltcutting machine left small steps two inches four feet very careful could produce disastrous results carrying model three hours testing barely enough get few flights Rodemsky Harlan both used half-motors begin sorting out props rubber Instead 19 22-minute flights made blimp hangars 15 common Jim Richmond arrived others pack ing up next day heralded arrival Cezar Banks Bud Romak Originally no test flying day next will competitors domi nated allowed fly Rich mond got 29 30 minutes Harlan 27 32 Banks saw 30 31 Rodemsky seemed content Richmond stretched motor slip off winder shoot past torque meter wipe out stabilizer best model twenty-first organizers said would no flying contest cavern because would moving tables shooting down salt stalactites rifle protect public Unfor tunately Richmond did hear about about availability second hail below first returned Ploesti relatives cavern second stop lift far complex World Championships site having corridors halls included large sculptured battle scene along wall health spa aiding asthma sufferers sleeping accommo dations well cafeteria volleyball tennis courts flying area 182 feet high well separated other activities Testing permitted afternoon lower level temperature two degrees F warmer surpris ingly made difference Romak brought couple models just get some experience turned 34 minutes first try following day official practice competing teams arrived including Poles However three entries did show France Australia Czechoslovakia last especially surprising Jiri Kalina undisputed king salt having won 1970 World Continued page 161 Conventional rugged Romanian models small low-pitch props 1 O29 long thin rubber Note positive flare Popas broken model US contingent smiles before Contest L-H Jim Richmond Interpreter Dolna Mos Bud Romak Erv Rodemaky Cezar Banks Ray Harlan Marianna Richmond Mark Richmond US flag bearer Build fifteen hours Gentle flyer 25 Great sport flyer 40 Four channel radio engine elevator rudder aileron Full size plans Complete building instruction hook Fuel tank size SorB Flying weight 4-4 112 lbs Wingspan 50/54 inches Wing area 565/615 sq inches Wingchordli 1/2inches Fuselage 44112 inches Touck6 SIMPLICITY IN DESIGN $5995 Basic materials Balsa plywood select hardwoods Maclane shaped balsa ply bass Die cut ribs constant chord wing] Hardware package Nuts bolts control horos nose gear bearing tricycle gear dont use rubber bands bold models together went Out high button shoes PICA EMrERPRISES INC 2657 NE 188th Street Miami Florida 33180 Indoor WC/Harlan Continued page 92 Championships numerous other con tests site including last year Testing cautious because greater number models air no restrictions Richmond came form 3645 Rodemsky satisfied 1950 half-motor Harlan reached 2928 400 turns left Most team using heavier motors hangars realized care needed avoid bunching rubber near prop would rub motor stick dramatically reduce delivered power days reckoning finally hand organizers originally sche duled two days three rounds third day prize ceremonies visits Slanic officials tour country Once again competitors pre vailed three days two rounds awards ceremony afternoon third day FAI jury have Ian Kaynes Britain Gheorghe Stana Romania Otakar Safek Czecho slovakia end practice day Safek arrived organizers generous offer asked Nonaka Japan replace him would mean free trip traveled farthest However declined preferring help team manager Bud Romak sug gested Warren Williams paid own way support US team great opportunity serve inter national modeling performed ad mirably everyone else waited someone break ice Rodemsky marched center stage wound first flight first full motor model climbed centered just 20 feet below catwalk landed 3410 what longest flight round Banks first up team just missed 30 Richmond went next same combi nation clocked 3430 day before reached 140 feet 3134 Harlan last up could repeat altitude seen day before model never passed halfway Only five flights over 30 minutes recorded first round four ultimate winners Popa hit wall slid down angled section still recorded 2945 During lunch break thunderstorm brewed outside surprisingly created some turbulence about halfway up cavern also location persistent inversion layer often kept models reaching upper levels turbulence took its toll round two Rodemsky stalled prop caught wing effectively terminate flight Only Andras Ree Hungary exceeded 30 minutes Just under half-hour mark Barr put himself lead first day Richmond learned Popa using positive-flare prop decided try built last salt visit 1970 worked full potential although put Jim second place day used prop remainder contest Yamazaki Japan third Banks fourth Harlans model climbed 15 feet went over top collapsed wing dive second attempt different model repeated phenomenon Following night grumbling re pairing Laurie Barr being quietly content third round opened Rodemsky folded number three ship test flight January 1983 161 START OUT AG TRAINER ThEN CUT T OOWTJ TO SPORT PLANE IN flAINUTES Richmond wing post pull loose destroying wing breaking tail boom official improved total just fell short 30 minutes Banks model rose sharply stalled 40 feet continued stalling losing altitude Cezar could grab before oneminute attempt limit Harlans motor went flat model peaked 80 feet Barr strengthened lead 3129 Popa joined upper ranks clean 3247 Rodemsky perfectly centered official flight 20 feet below catwalk Suddenly near 16 miii utes model started drift just three circles hit side round limited three half-hour marks laxge number contestants timers officials cavern body heat creating abnormal drift top breaking through inversion layer worry about hitting side walls veteran Romaman team divided best launching position Bezman chose tee intersection closest entrance Popa preferred blind end hall Morar tried everything between Banks first off US fourth round bowed motor stick model steamed around six feet 30 seconds finally started up 50 feet stalled heading wall Cezar got balloon string last possible second neatly moved center model rose about 150 feet drifted out top tee heading spectator section landed just inside flying area giving Cezar best flight ofthe meet 3259 putting him third place end day Richmond next put within 10 feet roof Luck him model barely avoided side wall clocked 3637 top time meet point putting him first place Barr improved total last time slipped second place Harlans first attempt model once again went over top saved prop began gyrating caught under wing second attempt looked better first model speeded up 20 feet collapsed right wingtip Undaunted continued climb soon excess drag dominated just four minutes recorded Rodemsky hit top eight minutes scrubbed four hung catwalk Before next round Popa navigated intricate tunnel system leading catwalk retrieved model Erv After supper mood somber next day die Repairs made rubber stripped broken Harlan added high cabane strut wing along extra tip bracing help combat wing-tucking problem models beyond repair Ed Ciapala tested fifth last model day Wingspan 56 Channels 2-3 Wing Area 690 sq Engine 19- 35 er complete 1/6 scale H/C model kit designed assemblelook fly like famous WeedhopperrM Model-C Ultralight AIRCRAFT part aluminum structure pre-bent drilled nylon rip-stop coverings pre-sewn1/6 Scale $16995 Available choice four colors hobby shop now1/3 Scale $26995 Other ultralights available soon Carlbrg companies product 170 WEST PENN AVE otc~Ii A7t PHONE 3097426-2771 number contestants nursing sore throats some fevers acquired everyone thinking tomorrows battle US Banks once again tried leadoff flight broke five motors blew piece through wing After hasty repairs again wound up rubber did have stamina needed could improve total Rich mond just broke through inversion peaked 135 feet trying untangle balloon reel model drifted wall Despite extra bracing Harlans model insisted going over top added stiffness just prolonged agony before both wing tail boom gave frustration crumpled mess hands pocketed remains Rodem skys model worked its way under cat walk hit light collapsed tail boom real drama meet began unfold Pymm came charging out pack 3539 decent flightsince first round Morar up top near tee intersection Popa remarked potential trouble wire stretched across hall between catwalks Moments later model caught dangled seemingly endless interval Suddenly free flying again safely below wire timers confirmed eight-second hangup model landed longest flight contest 3556 catapulting Morar ninth first ahead Richmond During lunch break half last round Harlan rebraced last wing final effort score respectable flight Banks led off gaining highest altitude 180 feet promised excellent companion flight fourth-round effort until model drifted downdraft landed disappointing 2851 Rich mond launched model went over top Ia Harlan instead wing folding ribs prop blades broke repaired Harlan launched made through power burst inversion layer too strong model peaked 80 feet motor must have very tired 162 Model Aviation FlU SUPER SABRE RC nuodei hi mae scale powesed bytwbi BOC-61 end new acaed fan unit SM 40151 consirucdm mdy balseaud plywood Weight buThThiust lbs 7 Designed shacted ten pfonew N ICARBON FIBER/KEVIAR SAMPLER SEE TOUCH WORK WITH SAMPLES OF THESE SPACE AGE BUILDING PRODUCTS CARBON FIBER PUSHROD/TORQUE TUBE & BEARING 200000 FILAMENT CARBON FIBER TAPE 40000 FILAMENT CARBON FIBER TAPE 30000 FILAMENT CARBON FIBER TAPE CARBON FIBER LAMINATE KEVLAR 18 OL FABRIC KEVLAR 3h W TAPEuEflfl CARBON/KEVLAR INFO MANUAL~uu Cash Check Money Order 1983 AEROLITE CATALOG sterCard VISA Millersporl Hwy 710-6344042 uffalo NY 14221 [[U tPAJWl9Ili UUUUlo B Fos morn kitosmetion units G Bertel-Wm Matteotti 215 ag13 Gwdone VT-Dssacle-italy SUPER MINI-BOY VIDEO MINIATURE AIRCRAFT SUPPLY BRINGS YOU ANOTHER HEUCOPTER FIRST Professionally produced video takes workshop professionally build set up flight trim mini-boy Includes step step building parts iden tification mechanical operational walk through radio Installation balancing bench setup operational flight trimming aerobaticsl video better having someone cise build Mini-Boy Video produced Mike Mas National Helicopter Champion Available ary 1983 BETA VHS WE CAN SUPPLY ALL OF YOUR HELICOPTER NEEDS AT UNDEATABLE PRICESI EngInes WOrlds Strongest Epoxy Glues RadIos Mini-Boy Competition Pack Mufflers Training Aids Custom Carburators Video Cassettes S Gyros Competitor Symetrical Main Tail-Roter Blades Specially Designed Eliminate Jumpy Jerks Crlcket Building Setup Flying Video Mike Mis 5 Plus SNpplng TraIning Stands Wide-Landing Gear Float Kits HelIcopter Tools MOVE UP TO SCHLUTER See Dealer Call MINIATURE AIRCRAFT SUPPLY 2504 North Orange Blossom Trail ndo FL 32804 e305422-1531 model soon landed Rodemsky tried safe flight reaching 150 feet plagued drift again model disappeared small cave side less eight minutes unable get complete flight after first-round triumph Bezman put up best time 3134 boost him twelfth eventual seventh place aiding teams positon Siebenmann finally found secret posted 3328 get him top 10 Richmond processed last attempt began winding about 30 minutes before end round broke motor another another Romak began giving minute-by-minute countdown 10-second intervals Six motors broken As seventh being hooked prop too broke whistle blew signaling end Richmond never breaks motors now answer came next day Jim checked out No breaks plastic 0-ring slipped off torque meter hook 0013 music wire finally succumbed stress winding heavy motors opening enough let ring slip off Jim lost chance first three-time World Champion wait contest over yet few models still air including Dave Pymms quietly January 1983 163 ORDER YOUR VIDEO NOW 5 Plus Shipping Designed ZGe ~&%4A Minimaster Easytobuild.easytofly.raCY. tugged. fufl fighL U Wingspan 49W ne 15-25 Area 416 sq U Weight 3 lbs ANDREWS L AIRCRAFT MODEL COMPANY1j\ division Great Planes Model Manufacturing Company Aeromaster Trainennaster Minimaster Sportmaster Available local hobby shop executing challenge leader stayed near wall began descend came closer Twice thought touch continued flya rare feat As model settled below sloping wall Romanians gathered side hall British other Nervous comments passed between team mates model seemed slow its descent 10 feet adding anxiety Finally landed just 12 seconds short time needed win Romanians threw up great cheer Morar hoisted shoulders Pymm quietly congratulated come nowhere last two rounds capture second place ironic top three carried teammates like team place ments some statistics examined provide intersting contrast 1980 World Championships West Baden site half height salt Slanic 10% flights exceeded 30 minutes 44% below 20 minutes corresponding percentages West Baden 23 39 respectively salt hostile uninitiated veterans alike Morar two good flights win Poles perennially excel site yet could reach top 10 week before World Championship Bezman posted 37 minutes became national champion Yet unable break 32 contest Conditions certainly deteriorated primarily due great addition peopleeach body 100-watt heater changing normal equilibrium first time 12 years 4 Gal Casa %Oneor5GalCan24Gall2OGal3OGaIDrum54GaIDrum NibaGal Per GalPer GalPer Gal %10506605755351030014000 5%11507806955851520023500 10%14009108257792050033000 12%15009709008672270036800 15%160010109259002580042500 25%23001750160014473630081400 40%30002500230021005200089700 60%380033003100290070500123000 NEW Economy Fuel Castor Oil Lubricant 10% 1100 780 700 660 17000 28000 Free delivery 14 525 126 gal deals USA 30 & 54 gal drums freight collect FOB clover sc Gallon price determined nituo content & total quantity ordered sc orders add 4 % sales tax Use charge card order coDs limited UPS shipment Deduct 3% prepeymant Money Order certified check NEWPower Booster Oil ecale engines. qt $30/gelplicasweuiijsctto NEWPower Booster scale engine $12/qt. 838/gel freight included Use 3 ozJgeldung ~4lhaut rmd 803 222-7488 222-7285 World Championship held 1970 conditions worse use electrical heaters warm contes tants year cool fluorescent bulbs provided lots light little heat organizers did everything within power limit number people flying area contestants official flights team managers timers Nevertheless drift could eliminated inversion layer strong Despite problems came great surprise find collision occurred during practice organizers worked diligently toward success event listened contestants made changes sche dules Accommodations excellent right down fresh flowers room daily maid service almost too much savory Romanian food eat meet will long remembered contestant will look forward challenge salt sometime future CL Scale/Boss Continued page 67 Sterling Fokker D-7 did have throttle control other mechanical options ever six options selected flight portion event included wingover inside loop two laps inverted flight outside loop inside square loop three laps 450 elevation evidently flew well enough beat out several entries appears Jeff met challenge flying against WW II typesand won Among competition B-17 109E 51 H Mustang Another comment Ed several other Scale fliers since taking over column contest report contest manage ment did enforce Scale muffler rule action feel prompts Scale modelers compete also noted rule deterrant some areas Scale modelers competing Nats dont necessarily agree use non-use mufflers should keep anyone competing Nats can agree another Eds thoughts appears 164 Model Aviation A-Ray H-Ray Big H-Ray X-Ray
Edition: Model Aviation - 1983/01
Page Numbers: 90, 91, 92, 161, 162, 163, 164
~wih5 WMGGJ World Ray Harlan entrance building saft w elevstorcompiexatop Wire sculpture mmpionshipswasflown replete uudlC5tiOfl upper cavern mod4 Including drift Practice Siti tude thei total effect ASIDE FROM measuring up com petition Indoor modelers prime concern safely transporting models year US team member embarked Bucharest independently Harlan first arrive passed through cus toms both anxiety hope before getting baggage Very quickly Doina vision loveliness approached nounced guide interpreter US team Hope dominated emotions fra gility model box described Doina sent off baggage handlers assure its being hand-carried upstairs returned saying order Shortly thereafter large box caine squirm ing sideways up conveyer barely able pass rubber door flaps separating two levels box split several places Two wing supports loosened damage extensive three wings two stabilizers rudder stick broken Holes film ranged small numerous complete wing tip Justifiably upset Harlan sent Ms inter preter repeat hand-carry request defending World Champion Erv Rodemsky due arrive within hour As En queued customs tragedy relayed confident box too large fit conveyer Suddenly loud crack rang through room conveyer stopped large orange-colored Styrofoam box jammed forcing side plate up six inches caught rubber door flaps pivoted upward causing jam Strong box too weak resist full power system split about seven inches end sight models inside sickening omponents unscathed Several propellers formed large amor ball Months building testing wasted just seconds trip Bucharest less joyous third day Rodemsky accumu untest site slmiiafl left pillar cmv being eyes Sianic World Char gobblers Spectator restrictions helped salt Slanic Romania though hugeonce proved challenge Indoor fliers whether have flying experience site 1982 Indoor World Championships September 22-26 lated 40 hours repair Harlan 15 Patch film papers littered floors beds unkempt maid service refused Ervs bathroom wall sticky mess spray cement microfilm hoops bathtub served tank restored four models least resemble masterworks left California Harlans models just seemed have patches before Neither flier would know real state affairs until tested salt third day Harlan Doina returned airport secure tank helium crate salt equipment lights batteries balloons binoculars pea nut butter jelly etc shipped Team Manager Bud Romak week earlier discovered true meaning ofbureau cracy theme Catch 22 came focus Without belaboring fiasco took two documents Federation Aeromodeling four hours retrieve cargo Unfortunately Doina left note customs stating equipment returned US Harlan sould liable $120 duty thereby raising anxiety level US charges Later Federation let off hook letter saying destroyed evening provided first bright spot since arrival reunion British team trip Slanic boxes received perfect handling seems chief baggage handler fifled equiva lent of$ 150 inattention fragile signs damaged boxes Only three hours testing allowed next day Sunday because lift operators worked short day first sight salt awesome preceded lightless descent iron cage about 5 7 ft bumped wooden shaft framing often enough threaten models Expecting very dim lighting great surprise upon turning corner lift see fluorescent lights strung along walls main flying area six feet above floor top five mercury-vapor lights served well light cavern also made models invisible upper half flying space Much controversy surrounded true 9ompeting teams assembled outside opening ceremonies Costumed young ladies led 13 delegations Torque meter Sylwester Kujawa Poland measures prop wound model gives exact launch torque regardless hookup losses winner Moray Romania took alltwo gold medals Kopecky Trophy shown longest single flight Jim Richmond preps model reverse-flare prop later switched 1 2-yearotd positive flare capture third place Victorious Romanlans Pops Morar Bezman Team World Champion trophy Experience carries lot weight unusual site height numbers 57 65 69 75 meters have published federation claimed 54 official invi tation center hall Harlan aided Romanian Aurel Popa measured 212 feet 65 meters helium balloon floor 106 394 feet sides straight 112 feet taper top measures 36 feet between catwalks floor presented surprise saltcutting machine left small steps two inches four feet very careful could produce disastrous results carrying model three hours testing barely enough get few flights Rodemsky Harlan both used half-motors begin sorting out props rubber Instead 19 22-minute flights made blimp hangars 15 common Jim Richmond arrived others pack ing up next day heralded arrival Cezar Banks Bud Romak Originally no test flying day next will competitors domi nated allowed fly Rich mond got 29 30 minutes Harlan 27 32 Banks saw 30 31 Rodemsky seemed content Richmond stretched motor slip off winder shoot past torque meter wipe out stabilizer best model twenty-first organizers said would no flying contest cavern because would moving tables shooting down salt stalactites rifle protect public Unfor tunately Richmond did hear about about availability second hail below first returned Ploesti relatives cavern second stop lift far complex World Championships site having corridors halls included large sculptured battle scene along wall health spa aiding asthma sufferers sleeping accommo dations well cafeteria volleyball tennis courts flying area 182 feet high well separated other activities Testing permitted afternoon lower level temperature two degrees F warmer surpris ingly made difference Romak brought couple models just get some experience turned 34 minutes first try following day official practice competing teams arrived including Poles However three entries did show France Australia Czechoslovakia last especially surprising Jiri Kalina undisputed king salt having won 1970 World Continued page 161 Conventional rugged Romanian models small low-pitch props 1 O29 long thin rubber Note positive flare Popas broken model US contingent smiles before Contest L-H Jim Richmond Interpreter Dolna Mos Bud Romak Erv Rodemaky Cezar Banks Ray Harlan Marianna Richmond Mark Richmond US flag bearer Build fifteen hours Gentle flyer 25 Great sport flyer 40 Four channel radio engine elevator rudder aileron Full size plans Complete building instruction hook Fuel tank size SorB Flying weight 4-4 112 lbs Wingspan 50/54 inches Wing area 565/615 sq inches Wingchordli 1/2inches Fuselage 44112 inches Touck6 SIMPLICITY IN DESIGN $5995 Basic materials Balsa plywood select hardwoods Maclane shaped balsa ply bass Die cut ribs constant chord wing] Hardware package Nuts bolts control horos nose gear bearing tricycle gear dont use rubber bands bold models together went Out high button shoes PICA EMrERPRISES INC 2657 NE 188th Street Miami Florida 33180 Indoor WC/Harlan Continued page 92 Championships numerous other con tests site including last year Testing cautious because greater number models air no restrictions Richmond came form 3645 Rodemsky satisfied 1950 half-motor Harlan reached 2928 400 turns left Most team using heavier motors hangars realized care needed avoid bunching rubber near prop would rub motor stick dramatically reduce delivered power days reckoning finally hand organizers originally sche duled two days three rounds third day prize ceremonies visits Slanic officials tour country Once again competitors pre vailed three days two rounds awards ceremony afternoon third day FAI jury have Ian Kaynes Britain Gheorghe Stana Romania Otakar Safek Czecho slovakia end practice day Safek arrived organizers generous offer asked Nonaka Japan replace him would mean free trip traveled farthest However declined preferring help team manager Bud Romak sug gested Warren Williams paid own way support US team great opportunity serve inter national modeling performed ad mirably everyone else waited someone break ice Rodemsky marched center stage wound first flight first full motor model climbed centered just 20 feet below catwalk landed 3410 what longest flight round Banks first up team just missed 30 Richmond went next same combi nation clocked 3430 day before reached 140 feet 3134 Harlan last up could repeat altitude seen day before model never passed halfway Only five flights over 30 minutes recorded first round four ultimate winners Popa hit wall slid down angled section still recorded 2945 During lunch break thunderstorm brewed outside surprisingly created some turbulence about halfway up cavern also location persistent inversion layer often kept models reaching upper levels turbulence took its toll round two Rodemsky stalled prop caught wing effectively terminate flight Only Andras Ree Hungary exceeded 30 minutes Just under half-hour mark Barr put himself lead first day Richmond learned Popa using positive-flare prop decided try built last salt visit 1970 worked full potential although put Jim second place day used prop remainder contest Yamazaki Japan third Banks fourth Harlans model climbed 15 feet went over top collapsed wing dive second attempt different model repeated phenomenon Following night grumbling re pairing Laurie Barr being quietly content third round opened Rodemsky folded number three ship test flight January 1983 161 START OUT AG TRAINER ThEN CUT T OOWTJ TO SPORT PLANE IN flAINUTES Richmond wing post pull loose destroying wing breaking tail boom official improved total just fell short 30 minutes Banks model rose sharply stalled 40 feet continued stalling losing altitude Cezar could grab before oneminute attempt limit Harlans motor went flat model peaked 80 feet Barr strengthened lead 3129 Popa joined upper ranks clean 3247 Rodemsky perfectly centered official flight 20 feet below catwalk Suddenly near 16 miii utes model started drift just three circles hit side round limited three half-hour marks laxge number contestants timers officials cavern body heat creating abnormal drift top breaking through inversion layer worry about hitting side walls veteran Romaman team divided best launching position Bezman chose tee intersection closest entrance Popa preferred blind end hall Morar tried everything between Banks first off US fourth round bowed motor stick model steamed around six feet 30 seconds finally started up 50 feet stalled heading wall Cezar got balloon string last possible second neatly moved center model rose about 150 feet drifted out top tee heading spectator section landed just inside flying area giving Cezar best flight ofthe meet 3259 putting him third place end day Richmond next put within 10 feet roof Luck him model barely avoided side wall clocked 3637 top time meet point putting him first place Barr improved total last time slipped second place Harlans first attempt model once again went over top saved prop began gyrating caught under wing second attempt looked better first model speeded up 20 feet collapsed right wingtip Undaunted continued climb soon excess drag dominated just four minutes recorded Rodemsky hit top eight minutes scrubbed four hung catwalk Before next round Popa navigated intricate tunnel system leading catwalk retrieved model Erv After supper mood somber next day die Repairs made rubber stripped broken Harlan added high cabane strut wing along extra tip bracing help combat wing-tucking problem models beyond repair Ed Ciapala tested fifth last model day Wingspan 56 Channels 2-3 Wing Area 690 sq Engine 19- 35 er complete 1/6 scale H/C model kit designed assemblelook fly like famous WeedhopperrM Model-C Ultralight AIRCRAFT part aluminum structure pre-bent drilled nylon rip-stop coverings pre-sewn1/6 Scale $16995 Available choice four colors hobby shop now1/3 Scale $26995 Other ultralights available soon Carlbrg companies product 170 WEST PENN AVE otc~Ii A7t PHONE 3097426-2771 number contestants nursing sore throats some fevers acquired everyone thinking tomorrows battle US Banks once again tried leadoff flight broke five motors blew piece through wing After hasty repairs again wound up rubber did have stamina needed could improve total Rich mond just broke through inversion peaked 135 feet trying untangle balloon reel model drifted wall Despite extra bracing Harlans model insisted going over top added stiffness just prolonged agony before both wing tail boom gave frustration crumpled mess hands pocketed remains Rodem skys model worked its way under cat walk hit light collapsed tail boom real drama meet began unfold Pymm came charging out pack 3539 decent flightsince first round Morar up top near tee intersection Popa remarked potential trouble wire stretched across hall between catwalks Moments later model caught dangled seemingly endless interval Suddenly free flying again safely below wire timers confirmed eight-second hangup model landed longest flight contest 3556 catapulting Morar ninth first ahead Richmond During lunch break half last round Harlan rebraced last wing final effort score respectable flight Banks led off gaining highest altitude 180 feet promised excellent companion flight fourth-round effort until model drifted downdraft landed disappointing 2851 Rich mond launched model went over top Ia Harlan instead wing folding ribs prop blades broke repaired Harlan launched made through power burst inversion layer too strong model peaked 80 feet motor must have very tired 162 Model Aviation FlU SUPER SABRE RC nuodei hi mae scale powesed bytwbi BOC-61 end new acaed fan unit SM 40151 consirucdm mdy balseaud plywood Weight buThThiust lbs 7 Designed shacted ten pfonew N ICARBON FIBER/KEVIAR SAMPLER SEE TOUCH WORK WITH SAMPLES OF THESE SPACE AGE BUILDING PRODUCTS CARBON FIBER PUSHROD/TORQUE TUBE & BEARING 200000 FILAMENT CARBON FIBER TAPE 40000 FILAMENT CARBON FIBER TAPE 30000 FILAMENT CARBON FIBER TAPE CARBON FIBER LAMINATE KEVLAR 18 OL FABRIC KEVLAR 3h W TAPEuEflfl CARBON/KEVLAR INFO MANUAL~uu Cash Check Money Order 1983 AEROLITE CATALOG sterCard VISA Millersporl Hwy 710-6344042 uffalo NY 14221 [[U tPAJWl9Ili UUUUlo B Fos morn kitosmetion units G Bertel-Wm Matteotti 215 ag13 Gwdone VT-Dssacle-italy SUPER MINI-BOY VIDEO MINIATURE AIRCRAFT SUPPLY BRINGS YOU ANOTHER HEUCOPTER FIRST Professionally produced video takes workshop professionally build set up flight trim mini-boy Includes step step building parts iden tification mechanical operational walk through radio Installation balancing bench setup operational flight trimming aerobaticsl video better having someone cise build Mini-Boy Video produced Mike Mas National Helicopter Champion Available ary 1983 BETA VHS WE CAN SUPPLY ALL OF YOUR HELICOPTER NEEDS AT UNDEATABLE PRICESI EngInes WOrlds Strongest Epoxy Glues RadIos Mini-Boy Competition Pack Mufflers Training Aids Custom Carburators Video Cassettes S Gyros Competitor Symetrical Main Tail-Roter Blades Specially Designed Eliminate Jumpy Jerks Crlcket Building Setup Flying Video Mike Mis 5 Plus SNpplng TraIning Stands Wide-Landing Gear Float Kits HelIcopter Tools MOVE UP TO SCHLUTER See Dealer Call MINIATURE AIRCRAFT SUPPLY 2504 North Orange Blossom Trail ndo FL 32804 e305422-1531 model soon landed Rodemsky tried safe flight reaching 150 feet plagued drift again model disappeared small cave side less eight minutes unable get complete flight after first-round triumph Bezman put up best time 3134 boost him twelfth eventual seventh place aiding teams positon Siebenmann finally found secret posted 3328 get him top 10 Richmond processed last attempt began winding about 30 minutes before end round broke motor another another Romak began giving minute-by-minute countdown 10-second intervals Six motors broken As seventh being hooked prop too broke whistle blew signaling end Richmond never breaks motors now answer came next day Jim checked out No breaks plastic 0-ring slipped off torque meter hook 0013 music wire finally succumbed stress winding heavy motors opening enough let ring slip off Jim lost chance first three-time World Champion wait contest over yet few models still air including Dave Pymms quietly January 1983 163 ORDER YOUR VIDEO NOW 5 Plus Shipping Designed ZGe ~&%4A Minimaster Easytobuild.easytofly.raCY. tugged. fufl fighL U Wingspan 49W ne 15-25 Area 416 sq U Weight 3 lbs ANDREWS L AIRCRAFT MODEL COMPANY1j\ division Great Planes Model Manufacturing Company Aeromaster Trainennaster Minimaster Sportmaster Available local hobby shop executing challenge leader stayed near wall began descend came closer Twice thought touch continued flya rare feat As model settled below sloping wall Romanians gathered side hall British other Nervous comments passed between team mates model seemed slow its descent 10 feet adding anxiety Finally landed just 12 seconds short time needed win Romanians threw up great cheer Morar hoisted shoulders Pymm quietly congratulated come nowhere last two rounds capture second place ironic top three carried teammates like team place ments some statistics examined provide intersting contrast 1980 World Championships West Baden site half height salt Slanic 10% flights exceeded 30 minutes 44% below 20 minutes corresponding percentages West Baden 23 39 respectively salt hostile uninitiated veterans alike Morar two good flights win Poles perennially excel site yet could reach top 10 week before World Championship Bezman posted 37 minutes became national champion Yet unable break 32 contest Conditions certainly deteriorated primarily due great addition peopleeach body 100-watt heater changing normal equilibrium first time 12 years 4 Gal Casa %Oneor5GalCan24Gall2OGal3OGaIDrum54GaIDrum NibaGal Per GalPer GalPer Gal %10506605755351030014000 5%11507806955851520023500 10%14009108257792050033000 12%15009709008672270036800 15%160010109259002580042500 25%23001750160014473630081400 40%30002500230021005200089700 60%380033003100290070500123000 NEW Economy Fuel Castor Oil Lubricant 10% 1100 780 700 660 17000 28000 Free delivery 14 525 126 gal deals USA 30 & 54 gal drums freight collect FOB clover sc Gallon price determined nituo content & total quantity ordered sc orders add 4 % sales tax Use charge card order coDs limited UPS shipment Deduct 3% prepeymant Money Order certified check NEWPower Booster Oil ecale engines. qt $30/gelplicasweuiijsctto NEWPower Booster scale engine $12/qt. 838/gel freight included Use 3 ozJgeldung ~4lhaut rmd 803 222-7488 222-7285 World Championship held 1970 conditions worse use electrical heaters warm contes tants year cool fluorescent bulbs provided lots light little heat organizers did everything within power limit number people flying area contestants official flights team managers timers Nevertheless drift could eliminated inversion layer strong Despite problems came great surprise find collision occurred during practice organizers worked diligently toward success event listened contestants made changes sche dules Accommodations excellent right down fresh flowers room daily maid service almost too much savory Romanian food eat meet will long remembered contestant will look forward challenge salt sometime future CL Scale/Boss Continued page 67 Sterling Fokker D-7 did have throttle control other mechanical options ever six options selected flight portion event included wingover inside loop two laps inverted flight outside loop inside square loop three laps 450 elevation evidently flew well enough beat out several entries appears Jeff met challenge flying against WW II typesand won Among competition B-17 109E 51 H Mustang Another comment Ed several other Scale fliers since taking over column contest report contest manage ment did enforce Scale muffler rule action feel prompts Scale modelers compete also noted rule deterrant some areas Scale modelers competing Nats dont necessarily agree use non-use mufflers should keep anyone competing Nats can agree another Eds thoughts appears 164 Model Aviation A-Ray H-Ray Big H-Ray X-Ray
Edition: Model Aviation - 1983/01
Page Numbers: 90, 91, 92, 161, 162, 163, 164
~wih5 WMGGJ World Ray Harlan entrance building saft w elevstorcompiexatop Wire sculpture mmpionshipswasflown replete uudlC5tiOfl upper cavern mod4 Including drift Practice Siti tude thei total effect ASIDE FROM measuring up com petition Indoor modelers prime concern safely transporting models year US team member embarked Bucharest independently Harlan first arrive passed through cus toms both anxiety hope before getting baggage Very quickly Doina vision loveliness approached nounced guide interpreter US team Hope dominated emotions fra gility model box described Doina sent off baggage handlers assure its being hand-carried upstairs returned saying order Shortly thereafter large box caine squirm ing sideways up conveyer barely able pass rubber door flaps separating two levels box split several places Two wing supports loosened damage extensive three wings two stabilizers rudder stick broken Holes film ranged small numerous complete wing tip Justifiably upset Harlan sent Ms inter preter repeat hand-carry request defending World Champion Erv Rodemsky due arrive within hour As En queued customs tragedy relayed confident box too large fit conveyer Suddenly loud crack rang through room conveyer stopped large orange-colored Styrofoam box jammed forcing side plate up six inches caught rubber door flaps pivoted upward causing jam Strong box too weak resist full power system split about seven inches end sight models inside sickening omponents unscathed Several propellers formed large amor ball Months building testing wasted just seconds trip Bucharest less joyous third day Rodemsky accumu untest site slmiiafl left pillar cmv being eyes Sianic World Char gobblers Spectator restrictions helped salt Slanic Romania though hugeonce proved challenge Indoor fliers whether have flying experience site 1982 Indoor World Championships September 22-26 lated 40 hours repair Harlan 15 Patch film papers littered floors beds unkempt maid service refused Ervs bathroom wall sticky mess spray cement microfilm hoops bathtub served tank restored four models least resemble masterworks left California Harlans models just seemed have patches before Neither flier would know real state affairs until tested salt third day Harlan Doina returned airport secure tank helium crate salt equipment lights batteries balloons binoculars pea nut butter jelly etc shipped Team Manager Bud Romak week earlier discovered true meaning ofbureau cracy theme Catch 22 came focus Without belaboring fiasco took two documents Federation Aeromodeling four hours retrieve cargo Unfortunately Doina left note customs stating equipment returned US Harlan sould liable $120 duty thereby raising anxiety level US charges Later Federation let off hook letter saying destroyed evening provided first bright spot since arrival reunion British team trip Slanic boxes received perfect handling seems chief baggage handler fifled equiva lent of$ 150 inattention fragile signs damaged boxes Only three hours testing allowed next day Sunday because lift operators worked short day first sight salt awesome preceded lightless descent iron cage about 5 7 ft bumped wooden shaft framing often enough threaten models Expecting very dim lighting great surprise upon turning corner lift see fluorescent lights strung along walls main flying area six feet above floor top five mercury-vapor lights served well light cavern also made models invisible upper half flying space Much controversy surrounded true 9ompeting teams assembled outside opening ceremonies Costumed young ladies led 13 delegations Torque meter Sylwester Kujawa Poland measures prop wound model gives exact launch torque regardless hookup losses winner Moray Romania took alltwo gold medals Kopecky Trophy shown longest single flight Jim Richmond preps model reverse-flare prop later switched 1 2-yearotd positive flare capture third place Victorious Romanlans Pops Morar Bezman Team World Champion trophy Experience carries lot weight unusual site height numbers 57 65 69 75 meters have published federation claimed 54 official invi tation center hall Harlan aided Romanian Aurel Popa measured 212 feet 65 meters helium balloon floor 106 394 feet sides straight 112 feet taper top measures 36 feet between catwalks floor presented surprise saltcutting machine left small steps two inches four feet very careful could produce disastrous results carrying model three hours testing barely enough get few flights Rodemsky Harlan both used half-motors begin sorting out props rubber Instead 19 22-minute flights made blimp hangars 15 common Jim Richmond arrived others pack ing up next day heralded arrival Cezar Banks Bud Romak Originally no test flying day next will competitors domi nated allowed fly Rich mond got 29 30 minutes Harlan 27 32 Banks saw 30 31 Rodemsky seemed content Richmond stretched motor slip off winder shoot past torque meter wipe out stabilizer best model twenty-first organizers said would no flying contest cavern because would moving tables shooting down salt stalactites rifle protect public Unfor tunately Richmond did hear about about availability second hail below first returned Ploesti relatives cavern second stop lift far complex World Championships site having corridors halls included large sculptured battle scene along wall health spa aiding asthma sufferers sleeping accommo dations well cafeteria volleyball tennis courts flying area 182 feet high well separated other activities Testing permitted afternoon lower level temperature two degrees F warmer surpris ingly made difference Romak brought couple models just get some experience turned 34 minutes first try following day official practice competing teams arrived including Poles However three entries did show France Australia Czechoslovakia last especially surprising Jiri Kalina undisputed king salt having won 1970 World Continued page 161 Conventional rugged Romanian models small low-pitch props 1 O29 long thin rubber Note positive flare Popas broken model US contingent smiles before Contest L-H Jim Richmond Interpreter Dolna Mos Bud Romak Erv Rodemaky Cezar Banks Ray Harlan Marianna Richmond Mark Richmond US flag bearer Build fifteen hours Gentle flyer 25 Great sport flyer 40 Four channel radio engine elevator rudder aileron Full size plans Complete building instruction hook Fuel tank size SorB Flying weight 4-4 112 lbs Wingspan 50/54 inches Wing area 565/615 sq inches Wingchordli 1/2inches Fuselage 44112 inches Touck6 SIMPLICITY IN DESIGN $5995 Basic materials Balsa plywood select hardwoods Maclane shaped balsa ply bass Die cut ribs constant chord wing] Hardware package Nuts bolts control horos nose gear bearing tricycle gear dont use rubber bands bold models together went Out high button shoes PICA EMrERPRISES INC 2657 NE 188th Street Miami Florida 33180 Indoor WC/Harlan Continued page 92 Championships numerous other con tests site including last year Testing cautious because greater number models air no restrictions Richmond came form 3645 Rodemsky satisfied 1950 half-motor Harlan reached 2928 400 turns left Most team using heavier motors hangars realized care needed avoid bunching rubber near prop would rub motor stick dramatically reduce delivered power days reckoning finally hand organizers originally sche duled two days three rounds third day prize ceremonies visits Slanic officials tour country Once again competitors pre vailed three days two rounds awards ceremony afternoon third day FAI jury have Ian Kaynes Britain Gheorghe Stana Romania Otakar Safek Czecho slovakia end practice day Safek arrived organizers generous offer asked Nonaka Japan replace him would mean free trip traveled farthest However declined preferring help team manager Bud Romak sug gested Warren Williams paid own way support US team great opportunity serve inter national modeling performed ad mirably everyone else waited someone break ice Rodemsky marched center stage wound first flight first full motor model climbed centered just 20 feet below catwalk landed 3410 what longest flight round Banks first up team just missed 30 Richmond went next same combi nation clocked 3430 day before reached 140 feet 3134 Harlan last up could repeat altitude seen day before model never passed halfway Only five flights over 30 minutes recorded first round four ultimate winners Popa hit wall slid down angled section still recorded 2945 During lunch break thunderstorm brewed outside surprisingly created some turbulence about halfway up cavern also location persistent inversion layer often kept models reaching upper levels turbulence took its toll round two Rodemsky stalled prop caught wing effectively terminate flight Only Andras Ree Hungary exceeded 30 minutes Just under half-hour mark Barr put himself lead first day Richmond learned Popa using positive-flare prop decided try built last salt visit 1970 worked full potential although put Jim second place day used prop remainder contest Yamazaki Japan third Banks fourth Harlans model climbed 15 feet went over top collapsed wing dive second attempt different model repeated phenomenon Following night grumbling re pairing Laurie Barr being quietly content third round opened Rodemsky folded number three ship test flight January 1983 161 START OUT AG TRAINER ThEN CUT T OOWTJ TO SPORT PLANE IN flAINUTES Richmond wing post pull loose destroying wing breaking tail boom official improved total just fell short 30 minutes Banks model rose sharply stalled 40 feet continued stalling losing altitude Cezar could grab before oneminute attempt limit Harlans motor went flat model peaked 80 feet Barr strengthened lead 3129 Popa joined upper ranks clean 3247 Rodemsky perfectly centered official flight 20 feet below catwalk Suddenly near 16 miii utes model started drift just three circles hit side round limited three half-hour marks laxge number contestants timers officials cavern body heat creating abnormal drift top breaking through inversion layer worry about hitting side walls veteran Romaman team divided best launching position Bezman chose tee intersection closest entrance Popa preferred blind end hall Morar tried everything between Banks first off US fourth round bowed motor stick model steamed around six feet 30 seconds finally started up 50 feet stalled heading wall Cezar got balloon string last possible second neatly moved center model rose about 150 feet drifted out top tee heading spectator section landed just inside flying area giving Cezar best flight ofthe meet 3259 putting him third place end day Richmond next put within 10 feet roof Luck him model barely avoided side wall clocked 3637 top time meet point putting him first place Barr improved total last time slipped second place Harlans first attempt model once again went over top saved prop began gyrating caught under wing second attempt looked better first model speeded up 20 feet collapsed right wingtip Undaunted continued climb soon excess drag dominated just four minutes recorded Rodemsky hit top eight minutes scrubbed four hung catwalk Before next round Popa navigated intricate tunnel system leading catwalk retrieved model Erv After supper mood somber next day die Repairs made rubber stripped broken Harlan added high cabane strut wing along extra tip bracing help combat wing-tucking problem models beyond repair Ed Ciapala tested fifth last model day Wingspan 56 Channels 2-3 Wing Area 690 sq Engine 19- 35 er complete 1/6 scale H/C model kit designed assemblelook fly like famous WeedhopperrM Model-C Ultralight AIRCRAFT part aluminum structure pre-bent drilled nylon rip-stop coverings pre-sewn1/6 Scale $16995 Available choice four colors hobby shop now1/3 Scale $26995 Other ultralights available soon Carlbrg companies product 170 WEST PENN AVE otc~Ii A7t PHONE 3097426-2771 number contestants nursing sore throats some fevers acquired everyone thinking tomorrows battle US Banks once again tried leadoff flight broke five motors blew piece through wing After hasty repairs again wound up rubber did have stamina needed could improve total Rich mond just broke through inversion peaked 135 feet trying untangle balloon reel model drifted wall Despite extra bracing Harlans model insisted going over top added stiffness just prolonged agony before both wing tail boom gave frustration crumpled mess hands pocketed remains Rodem skys model worked its way under cat walk hit light collapsed tail boom real drama meet began unfold Pymm came charging out pack 3539 decent flightsince first round Morar up top near tee intersection Popa remarked potential trouble wire stretched across hall between catwalks Moments later model caught dangled seemingly endless interval Suddenly free flying again safely below wire timers confirmed eight-second hangup model landed longest flight contest 3556 catapulting Morar ninth first ahead Richmond During lunch break half last round Harlan rebraced last wing final effort score respectable flight Banks led off gaining highest altitude 180 feet promised excellent companion flight fourth-round effort until model drifted downdraft landed disappointing 2851 Rich mond launched model went over top Ia Harlan instead wing folding ribs prop blades broke repaired Harlan launched made through power burst inversion layer too strong model peaked 80 feet motor must have very tired 162 Model Aviation FlU SUPER SABRE RC nuodei hi mae scale powesed bytwbi BOC-61 end new acaed fan unit SM 40151 consirucdm mdy balseaud plywood Weight buThThiust lbs 7 Designed shacted ten pfonew N ICARBON FIBER/KEVIAR SAMPLER SEE TOUCH WORK WITH SAMPLES OF THESE SPACE AGE BUILDING PRODUCTS CARBON FIBER PUSHROD/TORQUE TUBE & BEARING 200000 FILAMENT CARBON FIBER TAPE 40000 FILAMENT CARBON FIBER TAPE 30000 FILAMENT CARBON FIBER TAPE CARBON FIBER LAMINATE KEVLAR 18 OL FABRIC KEVLAR 3h W TAPEuEflfl CARBON/KEVLAR INFO MANUAL~uu Cash Check Money Order 1983 AEROLITE CATALOG sterCard VISA Millersporl Hwy 710-6344042 uffalo NY 14221 [[U tPAJWl9Ili UUUUlo B Fos morn kitosmetion units G Bertel-Wm Matteotti 215 ag13 Gwdone VT-Dssacle-italy SUPER MINI-BOY VIDEO MINIATURE AIRCRAFT SUPPLY BRINGS YOU ANOTHER HEUCOPTER FIRST Professionally produced video takes workshop professionally build set up flight trim mini-boy Includes step step building parts iden tification mechanical operational walk through radio Installation balancing bench setup operational flight trimming aerobaticsl video better having someone cise build Mini-Boy Video produced Mike Mas National Helicopter Champion Available ary 1983 BETA VHS WE CAN SUPPLY ALL OF YOUR HELICOPTER NEEDS AT UNDEATABLE PRICESI EngInes WOrlds Strongest Epoxy Glues RadIos Mini-Boy Competition Pack Mufflers Training Aids Custom Carburators Video Cassettes S Gyros Competitor Symetrical Main Tail-Roter Blades Specially Designed Eliminate Jumpy Jerks Crlcket Building Setup Flying Video Mike Mis 5 Plus SNpplng TraIning Stands Wide-Landing Gear Float Kits HelIcopter Tools MOVE UP TO SCHLUTER See Dealer Call MINIATURE AIRCRAFT SUPPLY 2504 North Orange Blossom Trail ndo FL 32804 e305422-1531 model soon landed Rodemsky tried safe flight reaching 150 feet plagued drift again model disappeared small cave side less eight minutes unable get complete flight after first-round triumph Bezman put up best time 3134 boost him twelfth eventual seventh place aiding teams positon Siebenmann finally found secret posted 3328 get him top 10 Richmond processed last attempt began winding about 30 minutes before end round broke motor another another Romak began giving minute-by-minute countdown 10-second intervals Six motors broken As seventh being hooked prop too broke whistle blew signaling end Richmond never breaks motors now answer came next day Jim checked out No breaks plastic 0-ring slipped off torque meter hook 0013 music wire finally succumbed stress winding heavy motors opening enough let ring slip off Jim lost chance first three-time World Champion wait contest over yet few models still air including Dave Pymms quietly January 1983 163 ORDER YOUR VIDEO NOW 5 Plus Shipping Designed ZGe ~&%4A Minimaster Easytobuild.easytofly.raCY. tugged. fufl fighL U Wingspan 49W ne 15-25 Area 416 sq U Weight 3 lbs ANDREWS L AIRCRAFT MODEL COMPANY1j\ division Great Planes Model Manufacturing Company Aeromaster Trainennaster Minimaster Sportmaster Available local hobby shop executing challenge leader stayed near wall began descend came closer Twice thought touch continued flya rare feat As model settled below sloping wall Romanians gathered side hall British other Nervous comments passed between team mates model seemed slow its descent 10 feet adding anxiety Finally landed just 12 seconds short time needed win Romanians threw up great cheer Morar hoisted shoulders Pymm quietly congratulated come nowhere last two rounds capture second place ironic top three carried teammates like team place ments some statistics examined provide intersting contrast 1980 World Championships West Baden site half height salt Slanic 10% flights exceeded 30 minutes 44% below 20 minutes corresponding percentages West Baden 23 39 respectively salt hostile uninitiated veterans alike Morar two good flights win Poles perennially excel site yet could reach top 10 week before World Championship Bezman posted 37 minutes became national champion Yet unable break 32 contest Conditions certainly deteriorated primarily due great addition peopleeach body 100-watt heater changing normal equilibrium first time 12 years 4 Gal Casa %Oneor5GalCan24Gall2OGal3OGaIDrum54GaIDrum NibaGal Per GalPer GalPer Gal %10506605755351030014000 5%11507806955851520023500 10%14009108257792050033000 12%15009709008672270036800 15%160010109259002580042500 25%23001750160014473630081400 40%30002500230021005200089700 60%380033003100290070500123000 NEW Economy Fuel Castor Oil Lubricant 10% 1100 780 700 660 17000 28000 Free delivery 14 525 126 gal deals USA 30 & 54 gal drums freight collect FOB clover sc Gallon price determined nituo content & total quantity ordered sc orders add 4 % sales tax Use charge card order coDs limited UPS shipment Deduct 3% prepeymant Money Order certified check NEWPower Booster Oil ecale engines. qt $30/gelplicasweuiijsctto NEWPower Booster scale engine $12/qt. 838/gel freight included Use 3 ozJgeldung ~4lhaut rmd 803 222-7488 222-7285 World Championship held 1970 conditions worse use electrical heaters warm contes tants year cool fluorescent bulbs provided lots light little heat organizers did everything within power limit number people flying area contestants official flights team managers timers Nevertheless drift could eliminated inversion layer strong Despite problems came great surprise find collision occurred during practice organizers worked diligently toward success event listened contestants made changes sche dules Accommodations excellent right down fresh flowers room daily maid service almost too much savory Romanian food eat meet will long remembered contestant will look forward challenge salt sometime future CL Scale/Boss Continued page 67 Sterling Fokker D-7 did have throttle control other mechanical options ever six options selected flight portion event included wingover inside loop two laps inverted flight outside loop inside square loop three laps 450 elevation evidently flew well enough beat out several entries appears Jeff met challenge flying against WW II typesand won Among competition B-17 109E 51 H Mustang Another comment Ed several other Scale fliers since taking over column contest report contest manage ment did enforce Scale muffler rule action feel prompts Scale modelers compete also noted rule deterrant some areas Scale modelers competing Nats dont necessarily agree use non-use mufflers should keep anyone competing Nats can agree another Eds thoughts appears 164 Model Aviation A-Ray H-Ray Big H-Ray X-Ray
Edition: Model Aviation - 1983/01
Page Numbers: 90, 91, 92, 161, 162, 163, 164
~wih5 WMGGJ World Ray Harlan entrance building saft w elevstorcompiexatop Wire sculpture mmpionshipswasflown replete uudlC5tiOfl upper cavern mod4 Including drift Practice Siti tude thei total effect ASIDE FROM measuring up com petition Indoor modelers prime concern safely transporting models year US team member embarked Bucharest independently Harlan first arrive passed through cus toms both anxiety hope before getting baggage Very quickly Doina vision loveliness approached nounced guide interpreter US team Hope dominated emotions fra gility model box described Doina sent off baggage handlers assure its being hand-carried upstairs returned saying order Shortly thereafter large box caine squirm ing sideways up conveyer barely able pass rubber door flaps separating two levels box split several places Two wing supports loosened damage extensive three wings two stabilizers rudder stick broken Holes film ranged small numerous complete wing tip Justifiably upset Harlan sent Ms inter preter repeat hand-carry request defending World Champion Erv Rodemsky due arrive within hour As En queued customs tragedy relayed confident box too large fit conveyer Suddenly loud crack rang through room conveyer stopped large orange-colored Styrofoam box jammed forcing side plate up six inches caught rubber door flaps pivoted upward causing jam Strong box too weak resist full power system split about seven inches end sight models inside sickening omponents unscathed Several propellers formed large amor ball Months building testing wasted just seconds trip Bucharest less joyous third day Rodemsky accumu untest site slmiiafl left pillar cmv being eyes Sianic World Char gobblers Spectator restrictions helped salt Slanic Romania though hugeonce proved challenge Indoor fliers whether have flying experience site 1982 Indoor World Championships September 22-26 lated 40 hours repair Harlan 15 Patch film papers littered floors beds unkempt maid service refused Ervs bathroom wall sticky mess spray cement microfilm hoops bathtub served tank restored four models least resemble masterworks left California Harlans models just seemed have patches before Neither flier would know real state affairs until tested salt third day Harlan Doina returned airport secure tank helium crate salt equipment lights batteries balloons binoculars pea nut butter jelly etc shipped Team Manager Bud Romak week earlier discovered true meaning ofbureau cracy theme Catch 22 came focus Without belaboring fiasco took two documents Federation Aeromodeling four hours retrieve cargo Unfortunately Doina left note customs stating equipment returned US Harlan sould liable $120 duty thereby raising anxiety level US charges Later Federation let off hook letter saying destroyed evening provided first bright spot since arrival reunion British team trip Slanic boxes received perfect handling seems chief baggage handler fifled equiva lent of$ 150 inattention fragile signs damaged boxes Only three hours testing allowed next day Sunday because lift operators worked short day first sight salt awesome preceded lightless descent iron cage about 5 7 ft bumped wooden shaft framing often enough threaten models Expecting very dim lighting great surprise upon turning corner lift see fluorescent lights strung along walls main flying area six feet above floor top five mercury-vapor lights served well light cavern also made models invisible upper half flying space Much controversy surrounded true 9ompeting teams assembled outside opening ceremonies Costumed young ladies led 13 delegations Torque meter Sylwester Kujawa Poland measures prop wound model gives exact launch torque regardless hookup losses winner Moray Romania took alltwo gold medals Kopecky Trophy shown longest single flight Jim Richmond preps model reverse-flare prop later switched 1 2-yearotd positive flare capture third place Victorious Romanlans Pops Morar Bezman Team World Champion trophy Experience carries lot weight unusual site height numbers 57 65 69 75 meters have published federation claimed 54 official invi tation center hall Harlan aided Romanian Aurel Popa measured 212 feet 65 meters helium balloon floor 106 394 feet sides straight 112 feet taper top measures 36 feet between catwalks floor presented surprise saltcutting machine left small steps two inches four feet very careful could produce disastrous results carrying model three hours testing barely enough get few flights Rodemsky Harlan both used half-motors begin sorting out props rubber Instead 19 22-minute flights made blimp hangars 15 common Jim Richmond arrived others pack ing up next day heralded arrival Cezar Banks Bud Romak Originally no test flying day next will competitors domi nated allowed fly Rich mond got 29 30 minutes Harlan 27 32 Banks saw 30 31 Rodemsky seemed content Richmond stretched motor slip off winder shoot past torque meter wipe out stabilizer best model twenty-first organizers said would no flying contest cavern because would moving tables shooting down salt stalactites rifle protect public Unfor tunately Richmond did hear about about availability second hail below first returned Ploesti relatives cavern second stop lift far complex World Championships site having corridors halls included large sculptured battle scene along wall health spa aiding asthma sufferers sleeping accommo dations well cafeteria volleyball tennis courts flying area 182 feet high well separated other activities Testing permitted afternoon lower level temperature two degrees F warmer surpris ingly made difference Romak brought couple models just get some experience turned 34 minutes first try following day official practice competing teams arrived including Poles However three entries did show France Australia Czechoslovakia last especially surprising Jiri Kalina undisputed king salt having won 1970 World Continued page 161 Conventional rugged Romanian models small low-pitch props 1 O29 long thin rubber Note positive flare Popas broken model US contingent smiles before Contest L-H Jim Richmond Interpreter Dolna Mos Bud Romak Erv Rodemaky Cezar Banks Ray Harlan Marianna Richmond Mark Richmond US flag bearer Build fifteen hours Gentle flyer 25 Great sport flyer 40 Four channel radio engine elevator rudder aileron Full size plans Complete building instruction hook Fuel tank size SorB Flying weight 4-4 112 lbs Wingspan 50/54 inches Wing area 565/615 sq inches Wingchordli 1/2inches Fuselage 44112 inches Touck6 SIMPLICITY IN DESIGN $5995 Basic materials Balsa plywood select hardwoods Maclane shaped balsa ply bass Die cut ribs constant chord wing] Hardware package Nuts bolts control horos nose gear bearing tricycle gear dont use rubber bands bold models together went Out high button shoes PICA EMrERPRISES INC 2657 NE 188th Street Miami Florida 33180 Indoor WC/Harlan Continued page 92 Championships numerous other con tests site including last year Testing cautious because greater number models air no restrictions Richmond came form 3645 Rodemsky satisfied 1950 half-motor Harlan reached 2928 400 turns left Most team using heavier motors hangars realized care needed avoid bunching rubber near prop would rub motor stick dramatically reduce delivered power days reckoning finally hand organizers originally sche duled two days three rounds third day prize ceremonies visits Slanic officials tour country Once again competitors pre vailed three days two rounds awards ceremony afternoon third day FAI jury have Ian Kaynes Britain Gheorghe Stana Romania Otakar Safek Czecho slovakia end practice day Safek arrived organizers generous offer asked Nonaka Japan replace him would mean free trip traveled farthest However declined preferring help team manager Bud Romak sug gested Warren Williams paid own way support US team great opportunity serve inter national modeling performed ad mirably everyone else waited someone break ice Rodemsky marched center stage wound first flight first full motor model climbed centered just 20 feet below catwalk landed 3410 what longest flight round Banks first up team just missed 30 Richmond went next same combi nation clocked 3430 day before reached 140 feet 3134 Harlan last up could repeat altitude seen day before model never passed halfway Only five flights over 30 minutes recorded first round four ultimate winners Popa hit wall slid down angled section still recorded 2945 During lunch break thunderstorm brewed outside surprisingly created some turbulence about halfway up cavern also location persistent inversion layer often kept models reaching upper levels turbulence took its toll round two Rodemsky stalled prop caught wing effectively terminate flight Only Andras Ree Hungary exceeded 30 minutes Just under half-hour mark Barr put himself lead first day Richmond learned Popa using positive-flare prop decided try built last salt visit 1970 worked full potential although put Jim second place day used prop remainder contest Yamazaki Japan third Banks fourth Harlans model climbed 15 feet went over top collapsed wing dive second attempt different model repeated phenomenon Following night grumbling re pairing Laurie Barr being quietly content third round opened Rodemsky folded number three ship test flight January 1983 161 START OUT AG TRAINER ThEN CUT T OOWTJ TO SPORT PLANE IN flAINUTES Richmond wing post pull loose destroying wing breaking tail boom official improved total just fell short 30 minutes Banks model rose sharply stalled 40 feet continued stalling losing altitude Cezar could grab before oneminute attempt limit Harlans motor went flat model peaked 80 feet Barr strengthened lead 3129 Popa joined upper ranks clean 3247 Rodemsky perfectly centered official flight 20 feet below catwalk Suddenly near 16 miii utes model started drift just three circles hit side round limited three half-hour marks laxge number contestants timers officials cavern body heat creating abnormal drift top breaking through inversion layer worry about hitting side walls veteran Romaman team divided best launching position Bezman chose tee intersection closest entrance Popa preferred blind end hall Morar tried everything between Banks first off US fourth round bowed motor stick model steamed around six feet 30 seconds finally started up 50 feet stalled heading wall Cezar got balloon string last possible second neatly moved center model rose about 150 feet drifted out top tee heading spectator section landed just inside flying area giving Cezar best flight ofthe meet 3259 putting him third place end day Richmond next put within 10 feet roof Luck him model barely avoided side wall clocked 3637 top time meet point putting him first place Barr improved total last time slipped second place Harlans first attempt model once again went over top saved prop began gyrating caught under wing second attempt looked better first model speeded up 20 feet collapsed right wingtip Undaunted continued climb soon excess drag dominated just four minutes recorded Rodemsky hit top eight minutes scrubbed four hung catwalk Before next round Popa navigated intricate tunnel system leading catwalk retrieved model Erv After supper mood somber next day die Repairs made rubber stripped broken Harlan added high cabane strut wing along extra tip bracing help combat wing-tucking problem models beyond repair Ed Ciapala tested fifth last model day Wingspan 56 Channels 2-3 Wing Area 690 sq Engine 19- 35 er complete 1/6 scale H/C model kit designed assemblelook fly like famous WeedhopperrM Model-C Ultralight AIRCRAFT part aluminum structure pre-bent drilled nylon rip-stop coverings pre-sewn1/6 Scale $16995 Available choice four colors hobby shop now1/3 Scale $26995 Other ultralights available soon Carlbrg companies product 170 WEST PENN AVE otc~Ii A7t PHONE 3097426-2771 number contestants nursing sore throats some fevers acquired everyone thinking tomorrows battle US Banks once again tried leadoff flight broke five motors blew piece through wing After hasty repairs again wound up rubber did have stamina needed could improve total Rich mond just broke through inversion peaked 135 feet trying untangle balloon reel model drifted wall Despite extra bracing Harlans model insisted going over top added stiffness just prolonged agony before both wing tail boom gave frustration crumpled mess hands pocketed remains Rodem skys model worked its way under cat walk hit light collapsed tail boom real drama meet began unfold Pymm came charging out pack 3539 decent flightsince first round Morar up top near tee intersection Popa remarked potential trouble wire stretched across hall between catwalks Moments later model caught dangled seemingly endless interval Suddenly free flying again safely below wire timers confirmed eight-second hangup model landed longest flight contest 3556 catapulting Morar ninth first ahead Richmond During lunch break half last round Harlan rebraced last wing final effort score respectable flight Banks led off gaining highest altitude 180 feet promised excellent companion flight fourth-round effort until model drifted downdraft landed disappointing 2851 Rich mond launched model went over top Ia Harlan instead wing folding ribs prop blades broke repaired Harlan launched made through power burst inversion layer too strong model peaked 80 feet motor must have very tired 162 Model Aviation FlU SUPER SABRE RC nuodei hi mae scale powesed bytwbi BOC-61 end new acaed fan unit SM 40151 consirucdm mdy balseaud plywood Weight buThThiust lbs 7 Designed shacted ten pfonew N ICARBON FIBER/KEVIAR SAMPLER SEE TOUCH WORK WITH SAMPLES OF THESE SPACE AGE BUILDING PRODUCTS CARBON FIBER PUSHROD/TORQUE TUBE & BEARING 200000 FILAMENT CARBON FIBER TAPE 40000 FILAMENT CARBON FIBER TAPE 30000 FILAMENT CARBON FIBER TAPE CARBON FIBER LAMINATE KEVLAR 18 OL FABRIC KEVLAR 3h W TAPEuEflfl CARBON/KEVLAR INFO MANUAL~uu Cash Check Money Order 1983 AEROLITE CATALOG sterCard VISA Millersporl Hwy 710-6344042 uffalo NY 14221 [[U tPAJWl9Ili UUUUlo B Fos morn kitosmetion units G Bertel-Wm Matteotti 215 ag13 Gwdone VT-Dssacle-italy SUPER MINI-BOY VIDEO MINIATURE AIRCRAFT SUPPLY BRINGS YOU ANOTHER HEUCOPTER FIRST Professionally produced video takes workshop professionally build set up flight trim mini-boy Includes step step building parts iden tification mechanical operational walk through radio Installation balancing bench setup operational flight trimming aerobaticsl video better having someone cise build Mini-Boy Video produced Mike Mas National Helicopter Champion Available ary 1983 BETA VHS WE CAN SUPPLY ALL OF YOUR HELICOPTER NEEDS AT UNDEATABLE PRICESI EngInes WOrlds Strongest Epoxy Glues RadIos Mini-Boy Competition Pack Mufflers Training Aids Custom Carburators Video Cassettes S Gyros Competitor Symetrical Main Tail-Roter Blades Specially Designed Eliminate Jumpy Jerks Crlcket Building Setup Flying Video Mike Mis 5 Plus SNpplng TraIning Stands Wide-Landing Gear Float Kits HelIcopter Tools MOVE UP TO SCHLUTER See Dealer Call MINIATURE AIRCRAFT SUPPLY 2504 North Orange Blossom Trail ndo FL 32804 e305422-1531 model soon landed Rodemsky tried safe flight reaching 150 feet plagued drift again model disappeared small cave side less eight minutes unable get complete flight after first-round triumph Bezman put up best time 3134 boost him twelfth eventual seventh place aiding teams positon Siebenmann finally found secret posted 3328 get him top 10 Richmond processed last attempt began winding about 30 minutes before end round broke motor another another Romak began giving minute-by-minute countdown 10-second intervals Six motors broken As seventh being hooked prop too broke whistle blew signaling end Richmond never breaks motors now answer came next day Jim checked out No breaks plastic 0-ring slipped off torque meter hook 0013 music wire finally succumbed stress winding heavy motors opening enough let ring slip off Jim lost chance first three-time World Champion wait contest over yet few models still air including Dave Pymms quietly January 1983 163 ORDER YOUR VIDEO NOW 5 Plus Shipping Designed ZGe ~&%4A Minimaster Easytobuild.easytofly.raCY. tugged. fufl fighL U Wingspan 49W ne 15-25 Area 416 sq U Weight 3 lbs ANDREWS L AIRCRAFT MODEL COMPANY1j\ division Great Planes Model Manufacturing Company Aeromaster Trainennaster Minimaster Sportmaster Available local hobby shop executing challenge leader stayed near wall began descend came closer Twice thought touch continued flya rare feat As model settled below sloping wall Romanians gathered side hall British other Nervous comments passed between team mates model seemed slow its descent 10 feet adding anxiety Finally landed just 12 seconds short time needed win Romanians threw up great cheer Morar hoisted shoulders Pymm quietly congratulated come nowhere last two rounds capture second place ironic top three carried teammates like team place ments some statistics examined provide intersting contrast 1980 World Championships West Baden site half height salt Slanic 10% flights exceeded 30 minutes 44% below 20 minutes corresponding percentages West Baden 23 39 respectively salt hostile uninitiated veterans alike Morar two good flights win Poles perennially excel site yet could reach top 10 week before World Championship Bezman posted 37 minutes became national champion Yet unable break 32 contest Conditions certainly deteriorated primarily due great addition peopleeach body 100-watt heater changing normal equilibrium first time 12 years 4 Gal Casa %Oneor5GalCan24Gall2OGal3OGaIDrum54GaIDrum NibaGal Per GalPer GalPer Gal %10506605755351030014000 5%11507806955851520023500 10%14009108257792050033000 12%15009709008672270036800 15%160010109259002580042500 25%23001750160014473630081400 40%30002500230021005200089700 60%380033003100290070500123000 NEW Economy Fuel Castor Oil Lubricant 10% 1100 780 700 660 17000 28000 Free delivery 14 525 126 gal deals USA 30 & 54 gal drums freight collect FOB clover sc Gallon price determined nituo content & total quantity ordered sc orders add 4 % sales tax Use charge card order coDs limited UPS shipment Deduct 3% prepeymant Money Order certified check NEWPower Booster Oil ecale engines. qt $30/gelplicasweuiijsctto NEWPower Booster scale engine $12/qt. 838/gel freight included Use 3 ozJgeldung ~4lhaut rmd 803 222-7488 222-7285 World Championship held 1970 conditions worse use electrical heaters warm contes tants year cool fluorescent bulbs provided lots light little heat organizers did everything within power limit number people flying area contestants official flights team managers timers Nevertheless drift could eliminated inversion layer strong Despite problems came great surprise find collision occurred during practice organizers worked diligently toward success event listened contestants made changes sche dules Accommodations excellent right down fresh flowers room daily maid service almost too much savory Romanian food eat meet will long remembered contestant will look forward challenge salt sometime future CL Scale/Boss Continued page 67 Sterling Fokker D-7 did have throttle control other mechanical options ever six options selected flight portion event included wingover inside loop two laps inverted flight outside loop inside square loop three laps 450 elevation evidently flew well enough beat out several entries appears Jeff met challenge flying against WW II typesand won Among competition B-17 109E 51 H Mustang Another comment Ed several other Scale fliers since taking over column contest report contest manage ment did enforce Scale muffler rule action feel prompts Scale modelers compete also noted rule deterrant some areas Scale modelers competing Nats dont necessarily agree use non-use mufflers should keep anyone competing Nats can agree another Eds thoughts appears 164 Model Aviation A-Ray H-Ray Big H-Ray X-Ray
Edition: Model Aviation - 1983/01
Page Numbers: 90, 91, 92, 161, 162, 163, 164
~wih5 WMGGJ World Ray Harlan entrance building saft w elevstorcompiexatop Wire sculpture mmpionshipswasflown replete uudlC5tiOfl upper cavern mod4 Including drift Practice Siti tude thei total effect ASIDE FROM measuring up com petition Indoor modelers prime concern safely transporting models year US team member embarked Bucharest independently Harlan first arrive passed through cus toms both anxiety hope before getting baggage Very quickly Doina vision loveliness approached nounced guide interpreter US team Hope dominated emotions fra gility model box described Doina sent off baggage handlers assure its being hand-carried upstairs returned saying order Shortly thereafter large box caine squirm ing sideways up conveyer barely able pass rubber door flaps separating two levels box split several places Two wing supports loosened damage extensive three wings two stabilizers rudder stick broken Holes film ranged small numerous complete wing tip Justifiably upset Harlan sent Ms inter preter repeat hand-carry request defending World Champion Erv Rodemsky due arrive within hour As En queued customs tragedy relayed confident box too large fit conveyer Suddenly loud crack rang through room conveyer stopped large orange-colored Styrofoam box jammed forcing side plate up six inches caught rubber door flaps pivoted upward causing jam Strong box too weak resist full power system split about seven inches end sight models inside sickening omponents unscathed Several propellers formed large amor ball Months building testing wasted just seconds trip Bucharest less joyous third day Rodemsky accumu untest site slmiiafl left pillar cmv being eyes Sianic World Char gobblers Spectator restrictions helped salt Slanic Romania though hugeonce proved challenge Indoor fliers whether have flying experience site 1982 Indoor World Championships September 22-26 lated 40 hours repair Harlan 15 Patch film papers littered floors beds unkempt maid service refused Ervs bathroom wall sticky mess spray cement microfilm hoops bathtub served tank restored four models least resemble masterworks left California Harlans models just seemed have patches before Neither flier would know real state affairs until tested salt third day Harlan Doina returned airport secure tank helium crate salt equipment lights batteries balloons binoculars pea nut butter jelly etc shipped Team Manager Bud Romak week earlier discovered true meaning ofbureau cracy theme Catch 22 came focus Without belaboring fiasco took two documents Federation Aeromodeling four hours retrieve cargo Unfortunately Doina left note customs stating equipment returned US Harlan sould liable $120 duty thereby raising anxiety level US charges Later Federation let off hook letter saying destroyed evening provided first bright spot since arrival reunion British team trip Slanic boxes received perfect handling seems chief baggage handler fifled equiva lent of$ 150 inattention fragile signs damaged boxes Only three hours testing allowed next day Sunday because lift operators worked short day first sight salt awesome preceded lightless descent iron cage about 5 7 ft bumped wooden shaft framing often enough threaten models Expecting very dim lighting great surprise upon turning corner lift see fluorescent lights strung along walls main flying area six feet above floor top five mercury-vapor lights served well light cavern also made models invisible upper half flying space Much controversy surrounded true 9ompeting teams assembled outside opening ceremonies Costumed young ladies led 13 delegations Torque meter Sylwester Kujawa Poland measures prop wound model gives exact launch torque regardless hookup losses winner Moray Romania took alltwo gold medals Kopecky Trophy shown longest single flight Jim Richmond preps model reverse-flare prop later switched 1 2-yearotd positive flare capture third place Victorious Romanlans Pops Morar Bezman Team World Champion trophy Experience carries lot weight unusual site height numbers 57 65 69 75 meters have published federation claimed 54 official invi tation center hall Harlan aided Romanian Aurel Popa measured 212 feet 65 meters helium balloon floor 106 394 feet sides straight 112 feet taper top measures 36 feet between catwalks floor presented surprise saltcutting machine left small steps two inches four feet very careful could produce disastrous results carrying model three hours testing barely enough get few flights Rodemsky Harlan both used half-motors begin sorting out props rubber Instead 19 22-minute flights made blimp hangars 15 common Jim Richmond arrived others pack ing up next day heralded arrival Cezar Banks Bud Romak Originally no test flying day next will competitors domi nated allowed fly Rich mond got 29 30 minutes Harlan 27 32 Banks saw 30 31 Rodemsky seemed content Richmond stretched motor slip off winder shoot past torque meter wipe out stabilizer best model twenty-first organizers said would no flying contest cavern because would moving tables shooting down salt stalactites rifle protect public Unfor tunately Richmond did hear about about availability second hail below first returned Ploesti relatives cavern second stop lift far complex World Championships site having corridors halls included large sculptured battle scene along wall health spa aiding asthma sufferers sleeping accommo dations well cafeteria volleyball tennis courts flying area 182 feet high well separated other activities Testing permitted afternoon lower level temperature two degrees F warmer surpris ingly made difference Romak brought couple models just get some experience turned 34 minutes first try following day official practice competing teams arrived including Poles However three entries did show France Australia Czechoslovakia last especially surprising Jiri Kalina undisputed king salt having won 1970 World Continued page 161 Conventional rugged Romanian models small low-pitch props 1 O29 long thin rubber Note positive flare Popas broken model US contingent smiles before Contest L-H Jim Richmond Interpreter Dolna Mos Bud Romak Erv Rodemaky Cezar Banks Ray Harlan Marianna Richmond Mark Richmond US flag bearer Build fifteen hours Gentle flyer 25 Great sport flyer 40 Four channel radio engine elevator rudder aileron Full size plans Complete building instruction hook Fuel tank size SorB Flying weight 4-4 112 lbs Wingspan 50/54 inches Wing area 565/615 sq inches Wingchordli 1/2inches Fuselage 44112 inches Touck6 SIMPLICITY IN DESIGN $5995 Basic materials Balsa plywood select hardwoods Maclane shaped balsa ply bass Die cut ribs constant chord wing] Hardware package Nuts bolts control horos nose gear bearing tricycle gear dont use rubber bands bold models together went Out high button shoes PICA EMrERPRISES INC 2657 NE 188th Street Miami Florida 33180 Indoor WC/Harlan Continued page 92 Championships numerous other con tests site including last year Testing cautious because greater number models air no restrictions Richmond came form 3645 Rodemsky satisfied 1950 half-motor Harlan reached 2928 400 turns left Most team using heavier motors hangars realized care needed avoid bunching rubber near prop would rub motor stick dramatically reduce delivered power days reckoning finally hand organizers originally sche duled two days three rounds third day prize ceremonies visits Slanic officials tour country Once again competitors pre vailed three days two rounds awards ceremony afternoon third day FAI jury have Ian Kaynes Britain Gheorghe Stana Romania Otakar Safek Czecho slovakia end practice day Safek arrived organizers generous offer asked Nonaka Japan replace him would mean free trip traveled farthest However declined preferring help team manager Bud Romak sug gested Warren Williams paid own way support US team great opportunity serve inter national modeling performed ad mirably everyone else waited someone break ice Rodemsky marched center stage wound first flight first full motor model climbed centered just 20 feet below catwalk landed 3410 what longest flight round Banks first up team just missed 30 Richmond went next same combi nation clocked 3430 day before reached 140 feet 3134 Harlan last up could repeat altitude seen day before model never passed halfway Only five flights over 30 minutes recorded first round four ultimate winners Popa hit wall slid down angled section still recorded 2945 During lunch break thunderstorm brewed outside surprisingly created some turbulence about halfway up cavern also location persistent inversion layer often kept models reaching upper levels turbulence took its toll round two Rodemsky stalled prop caught wing effectively terminate flight Only Andras Ree Hungary exceeded 30 minutes Just under half-hour mark Barr put himself lead first day Richmond learned Popa using positive-flare prop decided try built last salt visit 1970 worked full potential although put Jim second place day used prop remainder contest Yamazaki Japan third Banks fourth Harlans model climbed 15 feet went over top collapsed wing dive second attempt different model repeated phenomenon Following night grumbling re pairing Laurie Barr being quietly content third round opened Rodemsky folded number three ship test flight January 1983 161 START OUT AG TRAINER ThEN CUT T OOWTJ TO SPORT PLANE IN flAINUTES Richmond wing post pull loose destroying wing breaking tail boom official improved total just fell short 30 minutes Banks model rose sharply stalled 40 feet continued stalling losing altitude Cezar could grab before oneminute attempt limit Harlans motor went flat model peaked 80 feet Barr strengthened lead 3129 Popa joined upper ranks clean 3247 Rodemsky perfectly centered official flight 20 feet below catwalk Suddenly near 16 miii utes model started drift just three circles hit side round limited three half-hour marks laxge number contestants timers officials cavern body heat creating abnormal drift top breaking through inversion layer worry about hitting side walls veteran Romaman team divided best launching position Bezman chose tee intersection closest entrance Popa preferred blind end hall Morar tried everything between Banks first off US fourth round bowed motor stick model steamed around six feet 30 seconds finally started up 50 feet stalled heading wall Cezar got balloon string last possible second neatly moved center model rose about 150 feet drifted out top tee heading spectator section landed just inside flying area giving Cezar best flight ofthe meet 3259 putting him third place end day Richmond next put within 10 feet roof Luck him model barely avoided side wall clocked 3637 top time meet point putting him first place Barr improved total last time slipped second place Harlans first attempt model once again went over top saved prop began gyrating caught under wing second attempt looked better first model speeded up 20 feet collapsed right wingtip Undaunted continued climb soon excess drag dominated just four minutes recorded Rodemsky hit top eight minutes scrubbed four hung catwalk Before next round Popa navigated intricate tunnel system leading catwalk retrieved model Erv After supper mood somber next day die Repairs made rubber stripped broken Harlan added high cabane strut wing along extra tip bracing help combat wing-tucking problem models beyond repair Ed Ciapala tested fifth last model day Wingspan 56 Channels 2-3 Wing Area 690 sq Engine 19- 35 er complete 1/6 scale H/C model kit designed assemblelook fly like famous WeedhopperrM Model-C Ultralight AIRCRAFT part aluminum structure pre-bent drilled nylon rip-stop coverings pre-sewn1/6 Scale $16995 Available choice four colors hobby shop now1/3 Scale $26995 Other ultralights available soon Carlbrg companies product 170 WEST PENN AVE otc~Ii A7t PHONE 3097426-2771 number contestants nursing sore throats some fevers acquired everyone thinking tomorrows battle US Banks once again tried leadoff flight broke five motors blew piece through wing After hasty repairs again wound up rubber did have stamina needed could improve total Rich mond just broke through inversion peaked 135 feet trying untangle balloon reel model drifted wall Despite extra bracing Harlans model insisted going over top added stiffness just prolonged agony before both wing tail boom gave frustration crumpled mess hands pocketed remains Rodem skys model worked its way under cat walk hit light collapsed tail boom real drama meet began unfold Pymm came charging out pack 3539 decent flightsince first round Morar up top near tee intersection Popa remarked potential trouble wire stretched across hall between catwalks Moments later model caught dangled seemingly endless interval Suddenly free flying again safely below wire timers confirmed eight-second hangup model landed longest flight contest 3556 catapulting Morar ninth first ahead Richmond During lunch break half last round Harlan rebraced last wing final effort score respectable flight Banks led off gaining highest altitude 180 feet promised excellent companion flight fourth-round effort until model drifted downdraft landed disappointing 2851 Rich mond launched model went over top Ia Harlan instead wing folding ribs prop blades broke repaired Harlan launched made through power burst inversion layer too strong model peaked 80 feet motor must have very tired 162 Model Aviation FlU SUPER SABRE RC nuodei hi mae scale powesed bytwbi BOC-61 end new acaed fan unit SM 40151 consirucdm mdy balseaud plywood Weight buThThiust lbs 7 Designed shacted ten pfonew N ICARBON FIBER/KEVIAR SAMPLER SEE TOUCH WORK WITH SAMPLES OF THESE SPACE AGE BUILDING PRODUCTS CARBON FIBER PUSHROD/TORQUE TUBE & BEARING 200000 FILAMENT CARBON FIBER TAPE 40000 FILAMENT CARBON FIBER TAPE 30000 FILAMENT CARBON FIBER TAPE CARBON FIBER LAMINATE KEVLAR 18 OL FABRIC KEVLAR 3h W TAPEuEflfl CARBON/KEVLAR INFO MANUAL~uu Cash Check Money Order 1983 AEROLITE CATALOG sterCard VISA Millersporl Hwy 710-6344042 uffalo NY 14221 [[U tPAJWl9Ili UUUUlo B Fos morn kitosmetion units G Bertel-Wm Matteotti 215 ag13 Gwdone VT-Dssacle-italy SUPER MINI-BOY VIDEO MINIATURE AIRCRAFT SUPPLY BRINGS YOU ANOTHER HEUCOPTER FIRST Professionally produced video takes workshop professionally build set up flight trim mini-boy Includes step step building parts iden tification mechanical operational walk through radio Installation balancing bench setup operational flight trimming aerobaticsl video better having someone cise build Mini-Boy Video produced Mike Mas National Helicopter Champion Available ary 1983 BETA VHS WE CAN SUPPLY ALL OF YOUR HELICOPTER NEEDS AT UNDEATABLE PRICESI EngInes WOrlds Strongest Epoxy Glues RadIos Mini-Boy Competition Pack Mufflers Training Aids Custom Carburators Video Cassettes S Gyros Competitor Symetrical Main Tail-Roter Blades Specially Designed Eliminate Jumpy Jerks Crlcket Building Setup Flying Video Mike Mis 5 Plus SNpplng TraIning Stands Wide-Landing Gear Float Kits HelIcopter Tools MOVE UP TO SCHLUTER See Dealer Call MINIATURE AIRCRAFT SUPPLY 2504 North Orange Blossom Trail ndo FL 32804 e305422-1531 model soon landed Rodemsky tried safe flight reaching 150 feet plagued drift again model disappeared small cave side less eight minutes unable get complete flight after first-round triumph Bezman put up best time 3134 boost him twelfth eventual seventh place aiding teams positon Siebenmann finally found secret posted 3328 get him top 10 Richmond processed last attempt began winding about 30 minutes before end round broke motor another another Romak began giving minute-by-minute countdown 10-second intervals Six motors broken As seventh being hooked prop too broke whistle blew signaling end Richmond never breaks motors now answer came next day Jim checked out No breaks plastic 0-ring slipped off torque meter hook 0013 music wire finally succumbed stress winding heavy motors opening enough let ring slip off Jim lost chance first three-time World Champion wait contest over yet few models still air including Dave Pymms quietly January 1983 163 ORDER YOUR VIDEO NOW 5 Plus Shipping Designed ZGe ~&%4A Minimaster Easytobuild.easytofly.raCY. tugged. fufl fighL U Wingspan 49W ne 15-25 Area 416 sq U Weight 3 lbs ANDREWS L AIRCRAFT MODEL COMPANY1j\ division Great Planes Model Manufacturing Company Aeromaster Trainennaster Minimaster Sportmaster Available local hobby shop executing challenge leader stayed near wall began descend came closer Twice thought touch continued flya rare feat As model settled below sloping wall Romanians gathered side hall British other Nervous comments passed between team mates model seemed slow its descent 10 feet adding anxiety Finally landed just 12 seconds short time needed win Romanians threw up great cheer Morar hoisted shoulders Pymm quietly congratulated come nowhere last two rounds capture second place ironic top three carried teammates like team place ments some statistics examined provide intersting contrast 1980 World Championships West Baden site half height salt Slanic 10% flights exceeded 30 minutes 44% below 20 minutes corresponding percentages West Baden 23 39 respectively salt hostile uninitiated veterans alike Morar two good flights win Poles perennially excel site yet could reach top 10 week before World Championship Bezman posted 37 minutes became national champion Yet unable break 32 contest Conditions certainly deteriorated primarily due great addition peopleeach body 100-watt heater changing normal equilibrium first time 12 years 4 Gal Casa %Oneor5GalCan24Gall2OGal3OGaIDrum54GaIDrum NibaGal Per GalPer GalPer Gal %10506605755351030014000 5%11507806955851520023500 10%14009108257792050033000 12%15009709008672270036800 15%160010109259002580042500 25%23001750160014473630081400 40%30002500230021005200089700 60%380033003100290070500123000 NEW Economy Fuel Castor Oil Lubricant 10% 1100 780 700 660 17000 28000 Free delivery 14 525 126 gal deals USA 30 & 54 gal drums freight collect FOB clover sc Gallon price determined nituo content & total quantity ordered sc orders add 4 % sales tax Use charge card order coDs limited UPS shipment Deduct 3% prepeymant Money Order certified check NEWPower Booster Oil ecale engines. qt $30/gelplicasweuiijsctto NEWPower Booster scale engine $12/qt. 838/gel freight included Use 3 ozJgeldung ~4lhaut rmd 803 222-7488 222-7285 World Championship held 1970 conditions worse use electrical heaters warm contes tants year cool fluorescent bulbs provided lots light little heat organizers did everything within power limit number people flying area contestants official flights team managers timers Nevertheless drift could eliminated inversion layer strong Despite problems came great surprise find collision occurred during practice organizers worked diligently toward success event listened contestants made changes sche dules Accommodations excellent right down fresh flowers room daily maid service almost too much savory Romanian food eat meet will long remembered contestant will look forward challenge salt sometime future CL Scale/Boss Continued page 67 Sterling Fokker D-7 did have throttle control other mechanical options ever six options selected flight portion event included wingover inside loop two laps inverted flight outside loop inside square loop three laps 450 elevation evidently flew well enough beat out several entries appears Jeff met challenge flying against WW II typesand won Among competition B-17 109E 51 H Mustang Another comment Ed several other Scale fliers since taking over column contest report contest manage ment did enforce Scale muffler rule action feel prompts Scale modelers compete also noted rule deterrant some areas Scale modelers competing Nats dont necessarily agree use non-use mufflers should keep anyone competing Nats can agree another Eds thoughts appears 164 Model Aviation A-Ray H-Ray Big H-Ray X-Ray
Edition: Model Aviation - 1983/01
Page Numbers: 90, 91, 92, 161, 162, 163, 164
~wih5 WMGGJ World Ray Harlan entrance building saft w elevstorcompiexatop Wire sculpture mmpionshipswasflown replete uudlC5tiOfl upper cavern mod4 Including drift Practice Siti tude thei total effect ASIDE FROM measuring up com petition Indoor modelers prime concern safely transporting models year US team member embarked Bucharest independently Harlan first arrive passed through cus toms both anxiety hope before getting baggage Very quickly Doina vision loveliness approached nounced guide interpreter US team Hope dominated emotions fra gility model box described Doina sent off baggage handlers assure its being hand-carried upstairs returned saying order Shortly thereafter large box caine squirm ing sideways up conveyer barely able pass rubber door flaps separating two levels box split several places Two wing supports loosened damage extensive three wings two stabilizers rudder stick broken Holes film ranged small numerous complete wing tip Justifiably upset Harlan sent Ms inter preter repeat hand-carry request defending World Champion Erv Rodemsky due arrive within hour As En queued customs tragedy relayed confident box too large fit conveyer Suddenly loud crack rang through room conveyer stopped large orange-colored Styrofoam box jammed forcing side plate up six inches caught rubber door flaps pivoted upward causing jam Strong box too weak resist full power system split about seven inches end sight models inside sickening omponents unscathed Several propellers formed large amor ball Months building testing wasted just seconds trip Bucharest less joyous third day Rodemsky accumu untest site slmiiafl left pillar cmv being eyes Sianic World Char gobblers Spectator restrictions helped salt Slanic Romania though hugeonce proved challenge Indoor fliers whether have flying experience site 1982 Indoor World Championships September 22-26 lated 40 hours repair Harlan 15 Patch film papers littered floors beds unkempt maid service refused Ervs bathroom wall sticky mess spray cement microfilm hoops bathtub served tank restored four models least resemble masterworks left California Harlans models just seemed have patches before Neither flier would know real state affairs until tested salt third day Harlan Doina returned airport secure tank helium crate salt equipment lights batteries balloons binoculars pea nut butter jelly etc shipped Team Manager Bud Romak week earlier discovered true meaning ofbureau cracy theme Catch 22 came focus Without belaboring fiasco took two documents Federation Aeromodeling four hours retrieve cargo Unfortunately Doina left note customs stating equipment returned US Harlan sould liable $120 duty thereby raising anxiety level US charges Later Federation let off hook letter saying destroyed evening provided first bright spot since arrival reunion British team trip Slanic boxes received perfect handling seems chief baggage handler fifled equiva lent of$ 150 inattention fragile signs damaged boxes Only three hours testing allowed next day Sunday because lift operators worked short day first sight salt awesome preceded lightless descent iron cage about 5 7 ft bumped wooden shaft framing often enough threaten models Expecting very dim lighting great surprise upon turning corner lift see fluorescent lights strung along walls main flying area six feet above floor top five mercury-vapor lights served well light cavern also made models invisible upper half flying space Much controversy surrounded true 9ompeting teams assembled outside opening ceremonies Costumed young ladies led 13 delegations Torque meter Sylwester Kujawa Poland measures prop wound model gives exact launch torque regardless hookup losses winner Moray Romania took alltwo gold medals Kopecky Trophy shown longest single flight Jim Richmond preps model reverse-flare prop later switched 1 2-yearotd positive flare capture third place Victorious Romanlans Pops Morar Bezman Team World Champion trophy Experience carries lot weight unusual site height numbers 57 65 69 75 meters have published federation claimed 54 official invi tation center hall Harlan aided Romanian Aurel Popa measured 212 feet 65 meters helium balloon floor 106 394 feet sides straight 112 feet taper top measures 36 feet between catwalks floor presented surprise saltcutting machine left small steps two inches four feet very careful could produce disastrous results carrying model three hours testing barely enough get few flights Rodemsky Harlan both used half-motors begin sorting out props rubber Instead 19 22-minute flights made blimp hangars 15 common Jim Richmond arrived others pack ing up next day heralded arrival Cezar Banks Bud Romak Originally no test flying day next will competitors domi nated allowed fly Rich mond got 29 30 minutes Harlan 27 32 Banks saw 30 31 Rodemsky seemed content Richmond stretched motor slip off winder shoot past torque meter wipe out stabilizer best model twenty-first organizers said would no flying contest cavern because would moving tables shooting down salt stalactites rifle protect public Unfor tunately Richmond did hear about about availability second hail below first returned Ploesti relatives cavern second stop lift far complex World Championships site having corridors halls included large sculptured battle scene along wall health spa aiding asthma sufferers sleeping accommo dations well cafeteria volleyball tennis courts flying area 182 feet high well separated other activities Testing permitted afternoon lower level temperature two degrees F warmer surpris ingly made difference Romak brought couple models just get some experience turned 34 minutes first try following day official practice competing teams arrived including Poles However three entries did show France Australia Czechoslovakia last especially surprising Jiri Kalina undisputed king salt having won 1970 World Continued page 161 Conventional rugged Romanian models small low-pitch props 1 O29 long thin rubber Note positive flare Popas broken model US contingent smiles before Contest L-H Jim Richmond Interpreter Dolna Mos Bud Romak Erv Rodemaky Cezar Banks Ray Harlan Marianna Richmond Mark Richmond US flag bearer Build fifteen hours Gentle flyer 25 Great sport flyer 40 Four channel radio engine elevator rudder aileron Full size plans Complete building instruction hook Fuel tank size SorB Flying weight 4-4 112 lbs Wingspan 50/54 inches Wing area 565/615 sq inches Wingchordli 1/2inches Fuselage 44112 inches Touck6 SIMPLICITY IN DESIGN $5995 Basic materials Balsa plywood select hardwoods Maclane shaped balsa ply bass Die cut ribs constant chord wing] Hardware package Nuts bolts control horos nose gear bearing tricycle gear dont use rubber bands bold models together went Out high button shoes PICA EMrERPRISES INC 2657 NE 188th Street Miami Florida 33180 Indoor WC/Harlan Continued page 92 Championships numerous other con tests site including last year Testing cautious because greater number models air no restrictions Richmond came form 3645 Rodemsky satisfied 1950 half-motor Harlan reached 2928 400 turns left Most team using heavier motors hangars realized care needed avoid bunching rubber near prop would rub motor stick dramatically reduce delivered power days reckoning finally hand organizers originally sche duled two days three rounds third day prize ceremonies visits Slanic officials tour country Once again competitors pre vailed three days two rounds awards ceremony afternoon third day FAI jury have Ian Kaynes Britain Gheorghe Stana Romania Otakar Safek Czecho slovakia end practice day Safek arrived organizers generous offer asked Nonaka Japan replace him would mean free trip traveled farthest However declined preferring help team manager Bud Romak sug gested Warren Williams paid own way support US team great opportunity serve inter national modeling performed ad mirably everyone else waited someone break ice Rodemsky marched center stage wound first flight first full motor model climbed centered just 20 feet below catwalk landed 3410 what longest flight round Banks first up team just missed 30 Richmond went next same combi nation clocked 3430 day before reached 140 feet 3134 Harlan last up could repeat altitude seen day before model never passed halfway Only five flights over 30 minutes recorded first round four ultimate winners Popa hit wall slid down angled section still recorded 2945 During lunch break thunderstorm brewed outside surprisingly created some turbulence about halfway up cavern also location persistent inversion layer often kept models reaching upper levels turbulence took its toll round two Rodemsky stalled prop caught wing effectively terminate flight Only Andras Ree Hungary exceeded 30 minutes Just under half-hour mark Barr put himself lead first day Richmond learned Popa using positive-flare prop decided try built last salt visit 1970 worked full potential although put Jim second place day used prop remainder contest Yamazaki Japan third Banks fourth Harlans model climbed 15 feet went over top collapsed wing dive second attempt different model repeated phenomenon Following night grumbling re pairing Laurie Barr being quietly content third round opened Rodemsky folded number three ship test flight January 1983 161 START OUT AG TRAINER ThEN CUT T OOWTJ TO SPORT PLANE IN flAINUTES Richmond wing post pull loose destroying wing breaking tail boom official improved total just fell short 30 minutes Banks model rose sharply stalled 40 feet continued stalling losing altitude Cezar could grab before oneminute attempt limit Harlans motor went flat model peaked 80 feet Barr strengthened lead 3129 Popa joined upper ranks clean 3247 Rodemsky perfectly centered official flight 20 feet below catwalk Suddenly near 16 miii utes model started drift just three circles hit side round limited three half-hour marks laxge number contestants timers officials cavern body heat creating abnormal drift top breaking through inversion layer worry about hitting side walls veteran Romaman team divided best launching position Bezman chose tee intersection closest entrance Popa preferred blind end hall Morar tried everything between Banks first off US fourth round bowed motor stick model steamed around six feet 30 seconds finally started up 50 feet stalled heading wall Cezar got balloon string last possible second neatly moved center model rose about 150 feet drifted out top tee heading spectator section landed just inside flying area giving Cezar best flight ofthe meet 3259 putting him third place end day Richmond next put within 10 feet roof Luck him model barely avoided side wall clocked 3637 top time meet point putting him first place Barr improved total last time slipped second place Harlans first attempt model once again went over top saved prop began gyrating caught under wing second attempt looked better first model speeded up 20 feet collapsed right wingtip Undaunted continued climb soon excess drag dominated just four minutes recorded Rodemsky hit top eight minutes scrubbed four hung catwalk Before next round Popa navigated intricate tunnel system leading catwalk retrieved model Erv After supper mood somber next day die Repairs made rubber stripped broken Harlan added high cabane strut wing along extra tip bracing help combat wing-tucking problem models beyond repair Ed Ciapala tested fifth last model day Wingspan 56 Channels 2-3 Wing Area 690 sq Engine 19- 35 er complete 1/6 scale H/C model kit designed assemblelook fly like famous WeedhopperrM Model-C Ultralight AIRCRAFT part aluminum structure pre-bent drilled nylon rip-stop coverings pre-sewn1/6 Scale $16995 Available choice four colors hobby shop now1/3 Scale $26995 Other ultralights available soon Carlbrg companies product 170 WEST PENN AVE otc~Ii A7t PHONE 3097426-2771 number contestants nursing sore throats some fevers acquired everyone thinking tomorrows battle US Banks once again tried leadoff flight broke five motors blew piece through wing After hasty repairs again wound up rubber did have stamina needed could improve total Rich mond just broke through inversion peaked 135 feet trying untangle balloon reel model drifted wall Despite extra bracing Harlans model insisted going over top added stiffness just prolonged agony before both wing tail boom gave frustration crumpled mess hands pocketed remains Rodem skys model worked its way under cat walk hit light collapsed tail boom real drama meet began unfold Pymm came charging out pack 3539 decent flightsince first round Morar up top near tee intersection Popa remarked potential trouble wire stretched across hall between catwalks Moments later model caught dangled seemingly endless interval Suddenly free flying again safely below wire timers confirmed eight-second hangup model landed longest flight contest 3556 catapulting Morar ninth first ahead Richmond During lunch break half last round Harlan rebraced last wing final effort score respectable flight Banks led off gaining highest altitude 180 feet promised excellent companion flight fourth-round effort until model drifted downdraft landed disappointing 2851 Rich mond launched model went over top Ia Harlan instead wing folding ribs prop blades broke repaired Harlan launched made through power burst inversion layer too strong model peaked 80 feet motor must have very tired 162 Model Aviation FlU SUPER SABRE RC nuodei hi mae scale powesed bytwbi BOC-61 end new acaed fan unit SM 40151 consirucdm mdy balseaud plywood Weight buThThiust lbs 7 Designed shacted ten pfonew N ICARBON FIBER/KEVIAR SAMPLER SEE TOUCH WORK WITH SAMPLES OF THESE SPACE AGE BUILDING PRODUCTS CARBON FIBER PUSHROD/TORQUE TUBE & BEARING 200000 FILAMENT CARBON FIBER TAPE 40000 FILAMENT CARBON FIBER TAPE 30000 FILAMENT CARBON FIBER TAPE CARBON FIBER LAMINATE KEVLAR 18 OL FABRIC KEVLAR 3h W TAPEuEflfl CARBON/KEVLAR INFO MANUAL~uu Cash Check Money Order 1983 AEROLITE CATALOG sterCard VISA Millersporl Hwy 710-6344042 uffalo NY 14221 [[U tPAJWl9Ili UUUUlo B Fos morn kitosmetion units G Bertel-Wm Matteotti 215 ag13 Gwdone VT-Dssacle-italy SUPER MINI-BOY VIDEO MINIATURE AIRCRAFT SUPPLY BRINGS YOU ANOTHER HEUCOPTER FIRST Professionally produced video takes workshop professionally build set up flight trim mini-boy Includes step step building parts iden tification mechanical operational walk through radio Installation balancing bench setup operational flight trimming aerobaticsl video better having someone cise build Mini-Boy Video produced Mike Mas National Helicopter Champion Available ary 1983 BETA VHS WE CAN SUPPLY ALL OF YOUR HELICOPTER NEEDS AT UNDEATABLE PRICESI EngInes WOrlds Strongest Epoxy Glues RadIos Mini-Boy Competition Pack Mufflers Training Aids Custom Carburators Video Cassettes S Gyros Competitor Symetrical Main Tail-Roter Blades Specially Designed Eliminate Jumpy Jerks Crlcket Building Setup Flying Video Mike Mis 5 Plus SNpplng TraIning Stands Wide-Landing Gear Float Kits HelIcopter Tools MOVE UP TO SCHLUTER See Dealer Call MINIATURE AIRCRAFT SUPPLY 2504 North Orange Blossom Trail ndo FL 32804 e305422-1531 model soon landed Rodemsky tried safe flight reaching 150 feet plagued drift again model disappeared small cave side less eight minutes unable get complete flight after first-round triumph Bezman put up best time 3134 boost him twelfth eventual seventh place aiding teams positon Siebenmann finally found secret posted 3328 get him top 10 Richmond processed last attempt began winding about 30 minutes before end round broke motor another another Romak began giving minute-by-minute countdown 10-second intervals Six motors broken As seventh being hooked prop too broke whistle blew signaling end Richmond never breaks motors now answer came next day Jim checked out No breaks plastic 0-ring slipped off torque meter hook 0013 music wire finally succumbed stress winding heavy motors opening enough let ring slip off Jim lost chance first three-time World Champion wait contest over yet few models still air including Dave Pymms quietly January 1983 163 ORDER YOUR VIDEO NOW 5 Plus Shipping Designed ZGe ~&%4A Minimaster Easytobuild.easytofly.raCY. tugged. fufl fighL U Wingspan 49W ne 15-25 Area 416 sq U Weight 3 lbs ANDREWS L AIRCRAFT MODEL COMPANY1j\ division Great Planes Model Manufacturing Company Aeromaster Trainennaster Minimaster Sportmaster Available local hobby shop executing challenge leader stayed near wall began descend came closer Twice thought touch continued flya rare feat As model settled below sloping wall Romanians gathered side hall British other Nervous comments passed between team mates model seemed slow its descent 10 feet adding anxiety Finally landed just 12 seconds short time needed win Romanians threw up great cheer Morar hoisted shoulders Pymm quietly congratulated come nowhere last two rounds capture second place ironic top three carried teammates like team place ments some statistics examined provide intersting contrast 1980 World Championships West Baden site half height salt Slanic 10% flights exceeded 30 minutes 44% below 20 minutes corresponding percentages West Baden 23 39 respectively salt hostile uninitiated veterans alike Morar two good flights win Poles perennially excel site yet could reach top 10 week before World Championship Bezman posted 37 minutes became national champion Yet unable break 32 contest Conditions certainly deteriorated primarily due great addition peopleeach body 100-watt heater changing normal equilibrium first time 12 years 4 Gal Casa %Oneor5GalCan24Gall2OGal3OGaIDrum54GaIDrum NibaGal Per GalPer GalPer Gal %10506605755351030014000 5%11507806955851520023500 10%14009108257792050033000 12%15009709008672270036800 15%160010109259002580042500 25%23001750160014473630081400 40%30002500230021005200089700 60%380033003100290070500123000 NEW Economy Fuel Castor Oil Lubricant 10% 1100 780 700 660 17000 28000 Free delivery 14 525 126 gal deals USA 30 & 54 gal drums freight collect FOB clover sc Gallon price determined nituo content & total quantity ordered sc orders add 4 % sales tax Use charge card order coDs limited UPS shipment Deduct 3% prepeymant Money Order certified check NEWPower Booster Oil ecale engines. qt $30/gelplicasweuiijsctto NEWPower Booster scale engine $12/qt. 838/gel freight included Use 3 ozJgeldung ~4lhaut rmd 803 222-7488 222-7285 World Championship held 1970 conditions worse use electrical heaters warm contes tants year cool fluorescent bulbs provided lots light little heat organizers did everything within power limit number people flying area contestants official flights team managers timers Nevertheless drift could eliminated inversion layer strong Despite problems came great surprise find collision occurred during practice organizers worked diligently toward success event listened contestants made changes sche dules Accommodations excellent right down fresh flowers room daily maid service almost too much savory Romanian food eat meet will long remembered contestant will look forward challenge salt sometime future CL Scale/Boss Continued page 67 Sterling Fokker D-7 did have throttle control other mechanical options ever six options selected flight portion event included wingover inside loop two laps inverted flight outside loop inside square loop three laps 450 elevation evidently flew well enough beat out several entries appears Jeff met challenge flying against WW II typesand won Among competition B-17 109E 51 H Mustang Another comment Ed several other Scale fliers since taking over column contest report contest manage ment did enforce Scale muffler rule action feel prompts Scale modelers compete also noted rule deterrant some areas Scale modelers competing Nats dont necessarily agree use non-use mufflers should keep anyone competing Nats can agree another Eds thoughts appears 164 Model Aviation A-Ray H-Ray Big H-Ray X-Ray