Radio Control Sport Aerobatics Ron Van Putte BOY What month has Lots RC flying No Just work However its interesting job make sure external stores bombs missiles fuel tanks like dont strike US airplanes released during flight tests Yes Virginia Santa Claus No Virginia external stores dont just fall off fly away airplane releases Sometimes have devil time getting off some airplanes what makes job interesting During last month conducting wind tunnel tests external stores separations new USAF air-to-surface attack fighter airplane will flight testing during 1987 tests conducted Arnold Engineering Development Center near Tullahoma TNthe largest wind tunnel testing facility free world team three lieutenants spent month 24 hours day/seven days week testing So getting down writing column has kind difficult Ken Willard Radio Control Modeler maga zines Sunday Flier wrote to send some helpful info attempt agitate about downwind turn bit wrote Just finished reading column December MA Naturally goaded comment First regarding scoring Actual scoring rounds can distorted barnburner round Normalized scores can distorted collu sion diving high low scores thrown outnot just throwaway try system whenever three rounds left count Another ideascore both ways add up actual normalized scores third idea Add up placements result actual plus normalized low score total placement wins did three using data column results inter estingand varied Im going give results just keep toes What ever happened professional courtesy Ken VP As downwind turn have whole new concept downwind turn made well-stacked gal turns back wind make blow skirt down An upwind turn made same gal turns corner around building comes up facing wind making skirt balloon up Now can well understand upwind turn far dangerous Last time happened Michigan Avenue Chicago windy city three pedes trians collided two taxis crashed four onlookers got severe eyestrain Commenting last item first always thought downwind turn dangerous puts problem whole new light data December column Ken refers Nats Expert class scores did scoring Ken suggested actual placing first through fifth Cooper Lewis Vail Chale Staub Throwing out high low round actual scores using remalning three scores resulted placing sequence Lewis Cooper Vall Chale Staub add actual normalized scores use high three placing Cooper Staub Vall Lewis Chale add up placing both actual normalized meth ods go low-total-placing winning placing Cooper Vail Staub Lewis Chale As can see lot variation results using different scoring methods cannot honestly say Kens sugges tions really appeals certainly give something else consider Any comments letter also came Fred Duley Crystal Lake IL wrote part have just completed letters AMA Contest Board members thought would write well due influence As ex-Pattern flier strongiy support Harrisons proposal outlaw retracts Sportsman class Its expensive time-consuming discouraging something goes wrong complex alrplane may think family man budget retracts just socioeconomic barrier overcome entering sport make easier sport fliers would inclined give Pattern try advance next class have fun process Isnt what its supposed about Novice now doesnt allow enough break-in time Advanced flier can keep advanced equipment lets have true event sport flier comment think Fred well others may have seen rule interpretation RC Aerobatics Contest Board regarding advancement Nov Proctor Antic like incredibly graceful flierslow scalelike photos taken DCRC field near what now Columbia MD 1966 1967 Will owner/builder write identify himself proper credit can given 40 Model Aviation Top Flite Models kit Ken Willard-designed Schoolboy built sport flying back 1982 Ross McMullen SilverSpring MD ATee Dee 010 powered weight 10 ozfor power loading 1 000 oz/cubic inch kit-built Kraft single-channel receiver controlled rubberband-powered Bonner compound escapement Does anybody still fly escapements digital RC/servo-operated age ice class Contest Directors telling winners Novice class something like Well next contest guys will have fly Sportsman just isnt true Novice fliers dont have move Sportsman until beginning next calendar year just like contestants other classes point-out ruling takes lot out argument Novice doesnt have enough break-in time Novice class created after years four-class system give sport fliers chance decide really liked Pattern before investing lot money airplanes radios Granted contestant enters Pattern contests Novice late season wins right away will spend short time Novice class However flier good enough will probably ready move anyway Most Novice fliers start flying Pat tern spring early summer have almost entire flying season decide what next win Still another letter came Mark Scheda Rochester NY Mark adopting nor malizing scores delay letter dealt mainly offering arguments against critics normalizing An edited version argu ments follows first criticism normalizing cannot done until rounds complete valid point effects varying weather judges dispositions can magnified simple solution course frequency alloca tion demands pilots particular class fly front particular set judges during same round Two positive results follows Normal izing can done per-round per-class basis some variations requiring nor malizing first place eliminated class loaded up would cause unacceptable delays split class between two sets ofjudges Have class fly two rounds back-to-back swapping judges between Two rounds per day should easily attainable Nats Another negative cost extra fre quency modules Baloney $500-pership Pattern pilots budget tight couldnt afford extra few bucks ever factor might make advisable forget normalizing Novice Novice isn tflown Nats R VP would surely turn away potential supporters As question involving potential mon key business feeling thatwe shouldnt need address Pattern should gentle mans sport might cheat will find way no matter what rules allow few undesirables put strangiehold pro gress sheer nonsense Any chance Pattern construction article see other high-performance construction arti cles Sailplanes Pylon Racers Free Flights Im sure represent fairly small segment reader interest doubt Sailplane fliers will agree R VP full-blown upto-the-minute Pattern job Mark has some very good points object Mike Harrisons propo sal Nats Mikes proposal evaluated Nats Management Committee Betty Stream Nats RC Category Manager called Gang Six Plus accepted assume proposal will reprinted time column published Continued page 128 RGM6 fh&bq PO Box 791257San Antonio Texas 78279 Order Phone 512 525-0751 Mail Shipping US Over $15000- FREE UPS Under $150 Add $450 UPS 2nd Day Air Up 7 lbs Add $995 Parcel Post $450 Canada Add 100/0 COD Add $200 FUTABA RADIOS 7FGKH w/130 Servos26995 7FGK w14 Servos18695 6FGK w14 Servos16895 5FGK w14 Servos15995 6FG w14 Servos14995 4FG w14 Servos13595 4NL w13 Servos10495 S-28 Servos1995 S-38 Servos1995 THIS MONTHS SPECIALS 4FG w14 Servos13295 Dremel Tool #39505795 RIO ENGINES Fox Eagle 111 w/muffler7595 K&B 20 R/G wlmuffler2895 K&B 40 RIG wlmuffler4595 K&B 61 RIO wlmuffler5495 K&B 35cc outboard7495 K&B 75cc outboard9695 HB 25 R/O w/muffler4995 HB 40 PDP Blitz5995 HB 61 R/O PDP Blitz8495 HB Muffler 40 & 611095 GLUE ZAP 2 oz thick thin545 ZAP 1 oz thick thin295 ZAP oz thick thin202 ZAP 1 oz slow325 ZAP 1 oz flex595 Zip Kicker375 Jet Super Jet 2 oz545 Jet Super Jet 1 oz345 Slow Jet 1 oz345 Jet Super Jet 9 Hot Stuft Super Reg 2 oz450 Hot Stutf Super Rag 0 covERtNG MATERIALS & AccEssoRIEs Top Flight Gun2195 Top Flight Iron1595 Top Flight Trim Iron1195 Monokote Opaque675 Monokote Transparent675 Monokote Metallic740 ARE YOU TIRED OF POOR SERVICE CALL US BY 1200PM AND HAVE YOUR ORDER SHIPPED TODAY 3 13113 3 AC@COC@~ March 1987 41 PRICES SUBJECT TO CHANGE SOME QUANTITIES LIMITED THE LEADER IN COMPETITION PROPELLERS b6 NEW tL F 4 CYCLE DIAPITCH THP 1266778 136778 146778 1567 16678 PRICE 299 379 479 689 989 NEW PRO SERIES 3 NEW HIGH TECH AIRFOIL SECTION 10T020%INCREASE IN THRUST MFG OF SELECT HARD MAPLE WOOD WILL NOT FATIGUE LIKE SYNTHETICS FUEL PROOF HIGH LUSTER FINISH DIAPITCHPRICE 534149 634149 72833456179 8334568189 845667199 9456677199 1045667209 106W8W209 10BEW219 114677775a8229 115W229 116EW239 1167239 124W279 12SW279 1256279 1356349 1456459 1556659 164N969 16678969 RC PYLON RACING SERIES 500 DIA PITCHPRICE 75N 5N279 8677/a6299 SERIES 400C 866777/a289 9777289 W WIDE BLADE EW EXTRA WIDE hI IUARRAW Safety/Preston Continued page 125 sound running model airplane engine seems draw children like magnet possible launch fly CL model using stooge oneself dont recommend helper sometimes difficult keep people straying circle recall another letter received subject related episode CL modeler flying public park lady walk dog straight through circle totally oblivious fact model flying overhead Ive frequently told RC modelers fly alone message applies equally CL modelers Have safe month John Preston 2812 Northampton St N W Washington DC 20015 Heron/Winter Continued page 38 increments Yes may need override stick comforting thought Heron capable gliding back hair-raising distances Approaches difficult dont have large open areas area confined may windup making series wide 360s around yourself However Heron can maneuvered quickly abort go-round observe last climb sluggish side always shut down leaves enough battery capacity least several gorounds Dont belabor last climb thats can get battery too hot experimentally-minded builder encouraged try different motor bat tery combinationsincluding 800 mAh cells various numbers cells Du ration climb glide will different other may better worse depending what plane ball park docile less spectacular LeCrate geared 05 2l fixed 11-7 wood prop 361 Leisure 05 will handle big folders Id start 12-in Master Airscrew folder other good ones case Mabuchi remember comes iron band Robbe Without band expect performance would what landing gear re moved geared Astro Cobalt seven cells 800 mAh capacity its correct prop Herron will come reasonably close competition things like Heron exactly way RC Aerobatics/Van Putte Continued page 41 wont excerpt Editors note information about Competi tion Newsletter section magazine month RMcM Suffice say Nats should much better year Ron Van Putte 111 Sleepy Oaks Rd Ft Walton Beach FL 32548 Old Timer 2Yk2kAom L5NZOS 8 Gas MODEL 1941 BROOKLYN DODGER 56 Cabin 0NEW65T Retail $52 95INTRODUCTORY PRICEO $3900 1938 Record Bi-eake- 96 $5956 tt3MZipper t9S5356 1938 Kloud King 63 $42 36 1981 Brigidier 56 $4076 1991 super-Quaker 78 5/276 1940 50 Long 55S3036 1936 Buccaneer 89 $0996 1938 Clipper MKI 72$9156 1937 Dallaire 158 575 16 1935 Miss America 84 $7196 1941 Playboy Sr 80 $5116 1991 Playboy Jr 59 $3116 1938 Powerhouse 89 05356 1990 Sailplane 78 $8976 1938 Trenton Terror 32 $40 76 1990 Ranger 96 $3196 1939 Korda Wake 99 $1916 1939 Mercury 72 6 kits qualify SAM events PP & B/C feature highest quality machine cut & sanded ports Superior oil Competition sheet ond strip wood wire & window material Plans orig FF hut models easily convertible 2ch R IC KITS Sailplanes Electric power Gas Hobby Horn SbNSOAR Glider 78 5s $1000 Midway Model GNOME R/G Hand Launch Glider$2900 Jolly Models FLINGER R/G HLG 58 span $2900 Midway Model FAST EDDIE Aerobatic /05 Elec$1908 Jolly Models ELECTRICUS Electric Glider 05s$3258 Leisure PLAYBOY SR 67 Gear 05 Elect $3000 Astro ASTRO SPORT 37 Direct 05 Elect $2250 Leisure WASP 37 Direct 05 Electrics $2250 Midway ULTRA MK IV 86 Geared 09 EP $3900 Midway FLYING QUAKER 09 90-959 stroke $6976 9ks/Midway DENNY JR 72 Alsim Cowel $6396 9ks/Midwav BUZZARD BOMBSHELL 72$0196 FULL LINE OF ELECTRIC SYSTEMS 5 Parts Avail slitrriii & HANDLING Up $000 add $150 $001 $2000 add $225 $2001 $9500 add $300 $9501 $7000 add $350 aver $7000 add $900 CA Addressees add 6% law Send MO Visa/MCI#rEapl Check allow up 30 days CK clearance COD Exact Charges pbs $150 Hdl Cash Only 64 Page lasasuuuum $200 PP/tst Class copy will sent free-when requestedwith order HOBBY HORN 15173 Moran St IA PO Bow 2212 Westminster Ca 92609 719 8938311 [Aft Hrs 714 8951203] SERIES lOU THP DESIGN TAILORED HELICAL PITCH DEVELOPED TO GIVE MAXIMUM THRUST AT 4 CYCLE ENGINE RPM ALL THE LATEST TECHNIQUES USED ON OUR PRO SERIES 3 SEE BELOW \ / II vnYE Hedge Hoppin Vol 3 Special Feature Warbird Action Tos Model * Action Interviews Scale JETS British Concorde SST * Relmi Ba Con Ira Beginner $07 Mis 49 95 K 2 Ba F gb TansgForBeginners 65Mm 4495 3 Wo Mode 0500 gOMno 449$ QhkohOe em 55Mm3995 5Airplase Fancies 30 Mm Wild3995 6US Scale Masters 60 Mis413$ 7 Warbirds Action 7$ Mis Fantastic499$ 8Hedge HoppinVoll 45Mm419$ 9Whick Way Up 70 Mis Aerobatics4795 lOHedge Hoppin Vol 2 $0 Mm4095 $1 Hedoe Hoppin Vol 3 30 Mm3495 Hedge Hoppin Series Feature Variety Avaia lion Topics Full Scale & Model OrderIng InformatIon Rentals $1495 Rental DeposIt Retail Price Tape Rental DuratIon 7 Days After Delivery K Paymentt Check 10 days M 0 /M C Card # K & Esp Dale Pbone # C 0 D s Available Phone ShIppIng 3 75 Foreign Canada Add 00% Total Otters 15% IL Res Add 7% Tao Academy AvIatIon R & D PO Box 277 Hazel crest IL 60429 5 312 335-0776 Z 128 Model Aviation
Edition: Model Aviation - 1987/03
Page Numbers: 40, 41, 128
Radio Control Sport Aerobatics Ron Van Putte BOY What month has Lots RC flying No Just work However its interesting job make sure external stores bombs missiles fuel tanks like dont strike US airplanes released during flight tests Yes Virginia Santa Claus No Virginia external stores dont just fall off fly away airplane releases Sometimes have devil time getting off some airplanes what makes job interesting During last month conducting wind tunnel tests external stores separations new USAF air-to-surface attack fighter airplane will flight testing during 1987 tests conducted Arnold Engineering Development Center near Tullahoma TNthe largest wind tunnel testing facility free world team three lieutenants spent month 24 hours day/seven days week testing So getting down writing column has kind difficult Ken Willard Radio Control Modeler maga zines Sunday Flier wrote to send some helpful info attempt agitate about downwind turn bit wrote Just finished reading column December MA Naturally goaded comment First regarding scoring Actual scoring rounds can distorted barnburner round Normalized scores can distorted collu sion diving high low scores thrown outnot just throwaway try system whenever three rounds left count Another ideascore both ways add up actual normalized scores third idea Add up placements result actual plus normalized low score total placement wins did three using data column results inter estingand varied Im going give results just keep toes What ever happened professional courtesy Ken VP As downwind turn have whole new concept downwind turn made well-stacked gal turns back wind make blow skirt down An upwind turn made same gal turns corner around building comes up facing wind making skirt balloon up Now can well understand upwind turn far dangerous Last time happened Michigan Avenue Chicago windy city three pedes trians collided two taxis crashed four onlookers got severe eyestrain Commenting last item first always thought downwind turn dangerous puts problem whole new light data December column Ken refers Nats Expert class scores did scoring Ken suggested actual placing first through fifth Cooper Lewis Vail Chale Staub Throwing out high low round actual scores using remalning three scores resulted placing sequence Lewis Cooper Vall Chale Staub add actual normalized scores use high three placing Cooper Staub Vall Lewis Chale add up placing both actual normalized meth ods go low-total-placing winning placing Cooper Vail Staub Lewis Chale As can see lot variation results using different scoring methods cannot honestly say Kens sugges tions really appeals certainly give something else consider Any comments letter also came Fred Duley Crystal Lake IL wrote part have just completed letters AMA Contest Board members thought would write well due influence As ex-Pattern flier strongiy support Harrisons proposal outlaw retracts Sportsman class Its expensive time-consuming discouraging something goes wrong complex alrplane may think family man budget retracts just socioeconomic barrier overcome entering sport make easier sport fliers would inclined give Pattern try advance next class have fun process Isnt what its supposed about Novice now doesnt allow enough break-in time Advanced flier can keep advanced equipment lets have true event sport flier comment think Fred well others may have seen rule interpretation RC Aerobatics Contest Board regarding advancement Nov Proctor Antic like incredibly graceful flierslow scalelike photos taken DCRC field near what now Columbia MD 1966 1967 Will owner/builder write identify himself proper credit can given 40 Model Aviation Top Flite Models kit Ken Willard-designed Schoolboy built sport flying back 1982 Ross McMullen SilverSpring MD ATee Dee 010 powered weight 10 ozfor power loading 1 000 oz/cubic inch kit-built Kraft single-channel receiver controlled rubberband-powered Bonner compound escapement Does anybody still fly escapements digital RC/servo-operated age ice class Contest Directors telling winners Novice class something like Well next contest guys will have fly Sportsman just isnt true Novice fliers dont have move Sportsman until beginning next calendar year just like contestants other classes point-out ruling takes lot out argument Novice doesnt have enough break-in time Novice class created after years four-class system give sport fliers chance decide really liked Pattern before investing lot money airplanes radios Granted contestant enters Pattern contests Novice late season wins right away will spend short time Novice class However flier good enough will probably ready move anyway Most Novice fliers start flying Pat tern spring early summer have almost entire flying season decide what next win Still another letter came Mark Scheda Rochester NY Mark adopting nor malizing scores delay letter dealt mainly offering arguments against critics normalizing An edited version argu ments follows first criticism normalizing cannot done until rounds complete valid point effects varying weather judges dispositions can magnified simple solution course frequency alloca tion demands pilots particular class fly front particular set judges during same round Two positive results follows Normal izing can done per-round per-class basis some variations requiring nor malizing first place eliminated class loaded up would cause unacceptable delays split class between two sets ofjudges Have class fly two rounds back-to-back swapping judges between Two rounds per day should easily attainable Nats Another negative cost extra fre quency modules Baloney $500-pership Pattern pilots budget tight couldnt afford extra few bucks ever factor might make advisable forget normalizing Novice Novice isn tflown Nats R VP would surely turn away potential supporters As question involving potential mon key business feeling thatwe shouldnt need address Pattern should gentle mans sport might cheat will find way no matter what rules allow few undesirables put strangiehold pro gress sheer nonsense Any chance Pattern construction article see other high-performance construction arti cles Sailplanes Pylon Racers Free Flights Im sure represent fairly small segment reader interest doubt Sailplane fliers will agree R VP full-blown upto-the-minute Pattern job Mark has some very good points object Mike Harrisons propo sal Nats Mikes proposal evaluated Nats Management Committee Betty Stream Nats RC Category Manager called Gang Six Plus accepted assume proposal will reprinted time column published Continued page 128 RGM6 fh&bq PO Box 791257San Antonio Texas 78279 Order Phone 512 525-0751 Mail Shipping US Over $15000- FREE UPS Under $150 Add $450 UPS 2nd Day Air Up 7 lbs Add $995 Parcel Post $450 Canada Add 100/0 COD Add $200 FUTABA RADIOS 7FGKH w/130 Servos26995 7FGK w14 Servos18695 6FGK w14 Servos16895 5FGK w14 Servos15995 6FG w14 Servos14995 4FG w14 Servos13595 4NL w13 Servos10495 S-28 Servos1995 S-38 Servos1995 THIS MONTHS SPECIALS 4FG w14 Servos13295 Dremel Tool #39505795 RIO ENGINES Fox Eagle 111 w/muffler7595 K&B 20 R/G wlmuffler2895 K&B 40 RIG wlmuffler4595 K&B 61 RIO wlmuffler5495 K&B 35cc outboard7495 K&B 75cc outboard9695 HB 25 R/O w/muffler4995 HB 40 PDP Blitz5995 HB 61 R/O PDP Blitz8495 HB Muffler 40 & 611095 GLUE ZAP 2 oz thick thin545 ZAP 1 oz thick thin295 ZAP oz thick thin202 ZAP 1 oz slow325 ZAP 1 oz flex595 Zip Kicker375 Jet Super Jet 2 oz545 Jet Super Jet 1 oz345 Slow Jet 1 oz345 Jet Super Jet 9 Hot Stuft Super Reg 2 oz450 Hot Stutf Super Rag 0 covERtNG MATERIALS & AccEssoRIEs Top Flight Gun2195 Top Flight Iron1595 Top Flight Trim Iron1195 Monokote Opaque675 Monokote Transparent675 Monokote Metallic740 ARE YOU TIRED OF POOR SERVICE CALL US BY 1200PM AND HAVE YOUR ORDER SHIPPED TODAY 3 13113 3 AC@COC@~ March 1987 41 PRICES SUBJECT TO CHANGE SOME QUANTITIES LIMITED THE LEADER IN COMPETITION PROPELLERS b6 NEW tL F 4 CYCLE DIAPITCH THP 1266778 136778 146778 1567 16678 PRICE 299 379 479 689 989 NEW PRO SERIES 3 NEW HIGH TECH AIRFOIL SECTION 10T020%INCREASE IN THRUST MFG OF SELECT HARD MAPLE WOOD WILL NOT FATIGUE LIKE SYNTHETICS FUEL PROOF HIGH LUSTER FINISH DIAPITCHPRICE 534149 634149 72833456179 8334568189 845667199 9456677199 1045667209 106W8W209 10BEW219 114677775a8229 115W229 116EW239 1167239 124W279 12SW279 1256279 1356349 1456459 1556659 164N969 16678969 RC PYLON RACING SERIES 500 DIA PITCHPRICE 75N 5N279 8677/a6299 SERIES 400C 866777/a289 9777289 W WIDE BLADE EW EXTRA WIDE hI IUARRAW Safety/Preston Continued page 125 sound running model airplane engine seems draw children like magnet possible launch fly CL model using stooge oneself dont recommend helper sometimes difficult keep people straying circle recall another letter received subject related episode CL modeler flying public park lady walk dog straight through circle totally oblivious fact model flying overhead Ive frequently told RC modelers fly alone message applies equally CL modelers Have safe month John Preston 2812 Northampton St N W Washington DC 20015 Heron/Winter Continued page 38 increments Yes may need override stick comforting thought Heron capable gliding back hair-raising distances Approaches difficult dont have large open areas area confined may windup making series wide 360s around yourself However Heron can maneuvered quickly abort go-round observe last climb sluggish side always shut down leaves enough battery capacity least several gorounds Dont belabor last climb thats can get battery too hot experimentally-minded builder encouraged try different motor bat tery combinationsincluding 800 mAh cells various numbers cells Du ration climb glide will different other may better worse depending what plane ball park docile less spectacular LeCrate geared 05 2l fixed 11-7 wood prop 361 Leisure 05 will handle big folders Id start 12-in Master Airscrew folder other good ones case Mabuchi remember comes iron band Robbe Without band expect performance would what landing gear re moved geared Astro Cobalt seven cells 800 mAh capacity its correct prop Herron will come reasonably close competition things like Heron exactly way RC Aerobatics/Van Putte Continued page 41 wont excerpt Editors note information about Competi tion Newsletter section magazine month RMcM Suffice say Nats should much better year Ron Van Putte 111 Sleepy Oaks Rd Ft Walton Beach FL 32548 Old Timer 2Yk2kAom L5NZOS 8 Gas MODEL 1941 BROOKLYN DODGER 56 Cabin 0NEW65T Retail $52 95INTRODUCTORY PRICEO $3900 1938 Record Bi-eake- 96 $5956 tt3MZipper t9S5356 1938 Kloud King 63 $42 36 1981 Brigidier 56 $4076 1991 super-Quaker 78 5/276 1940 50 Long 55S3036 1936 Buccaneer 89 $0996 1938 Clipper MKI 72$9156 1937 Dallaire 158 575 16 1935 Miss America 84 $7196 1941 Playboy Sr 80 $5116 1991 Playboy Jr 59 $3116 1938 Powerhouse 89 05356 1990 Sailplane 78 $8976 1938 Trenton Terror 32 $40 76 1990 Ranger 96 $3196 1939 Korda Wake 99 $1916 1939 Mercury 72 6 kits qualify SAM events PP & B/C feature highest quality machine cut & sanded ports Superior oil Competition sheet ond strip wood wire & window material Plans orig FF hut models easily convertible 2ch R IC KITS Sailplanes Electric power Gas Hobby Horn SbNSOAR Glider 78 5s $1000 Midway Model GNOME R/G Hand Launch Glider$2900 Jolly Models FLINGER R/G HLG 58 span $2900 Midway Model FAST EDDIE Aerobatic /05 Elec$1908 Jolly Models ELECTRICUS Electric Glider 05s$3258 Leisure PLAYBOY SR 67 Gear 05 Elect $3000 Astro ASTRO SPORT 37 Direct 05 Elect $2250 Leisure WASP 37 Direct 05 Electrics $2250 Midway ULTRA MK IV 86 Geared 09 EP $3900 Midway FLYING QUAKER 09 90-959 stroke $6976 9ks/Midway DENNY JR 72 Alsim Cowel $6396 9ks/Midwav BUZZARD BOMBSHELL 72$0196 FULL LINE OF ELECTRIC SYSTEMS 5 Parts Avail slitrriii & HANDLING Up $000 add $150 $001 $2000 add $225 $2001 $9500 add $300 $9501 $7000 add $350 aver $7000 add $900 CA Addressees add 6% law Send MO Visa/MCI#rEapl Check allow up 30 days CK clearance COD Exact Charges pbs $150 Hdl Cash Only 64 Page lasasuuuum $200 PP/tst Class copy will sent free-when requestedwith order HOBBY HORN 15173 Moran St IA PO Bow 2212 Westminster Ca 92609 719 8938311 [Aft Hrs 714 8951203] SERIES lOU THP DESIGN TAILORED HELICAL PITCH DEVELOPED TO GIVE MAXIMUM THRUST AT 4 CYCLE ENGINE RPM ALL THE LATEST TECHNIQUES USED ON OUR PRO SERIES 3 SEE BELOW \ / II vnYE Hedge Hoppin Vol 3 Special Feature Warbird Action Tos Model * Action Interviews Scale JETS British Concorde SST * Relmi Ba Con Ira Beginner $07 Mis 49 95 K 2 Ba F gb TansgForBeginners 65Mm 4495 3 Wo Mode 0500 gOMno 449$ QhkohOe em 55Mm3995 5Airplase Fancies 30 Mm Wild3995 6US Scale Masters 60 Mis413$ 7 Warbirds Action 7$ Mis Fantastic499$ 8Hedge HoppinVoll 45Mm419$ 9Whick Way Up 70 Mis Aerobatics4795 lOHedge Hoppin Vol 2 $0 Mm4095 $1 Hedoe Hoppin Vol 3 30 Mm3495 Hedge Hoppin Series Feature Variety Avaia lion Topics Full Scale & Model OrderIng InformatIon Rentals $1495 Rental DeposIt Retail Price Tape Rental DuratIon 7 Days After Delivery K Paymentt Check 10 days M 0 /M C Card # K & Esp Dale Pbone # C 0 D s Available Phone ShIppIng 3 75 Foreign Canada Add 00% Total Otters 15% IL Res Add 7% Tao Academy AvIatIon R & D PO Box 277 Hazel crest IL 60429 5 312 335-0776 Z 128 Model Aviation
Edition: Model Aviation - 1987/03
Page Numbers: 40, 41, 128
Radio Control Sport Aerobatics Ron Van Putte BOY What month has Lots RC flying No Just work However its interesting job make sure external stores bombs missiles fuel tanks like dont strike US airplanes released during flight tests Yes Virginia Santa Claus No Virginia external stores dont just fall off fly away airplane releases Sometimes have devil time getting off some airplanes what makes job interesting During last month conducting wind tunnel tests external stores separations new USAF air-to-surface attack fighter airplane will flight testing during 1987 tests conducted Arnold Engineering Development Center near Tullahoma TNthe largest wind tunnel testing facility free world team three lieutenants spent month 24 hours day/seven days week testing So getting down writing column has kind difficult Ken Willard Radio Control Modeler maga zines Sunday Flier wrote to send some helpful info attempt agitate about downwind turn bit wrote Just finished reading column December MA Naturally goaded comment First regarding scoring Actual scoring rounds can distorted barnburner round Normalized scores can distorted collu sion diving high low scores thrown outnot just throwaway try system whenever three rounds left count Another ideascore both ways add up actual normalized scores third idea Add up placements result actual plus normalized low score total placement wins did three using data column results inter estingand varied Im going give results just keep toes What ever happened professional courtesy Ken VP As downwind turn have whole new concept downwind turn made well-stacked gal turns back wind make blow skirt down An upwind turn made same gal turns corner around building comes up facing wind making skirt balloon up Now can well understand upwind turn far dangerous Last time happened Michigan Avenue Chicago windy city three pedes trians collided two taxis crashed four onlookers got severe eyestrain Commenting last item first always thought downwind turn dangerous puts problem whole new light data December column Ken refers Nats Expert class scores did scoring Ken suggested actual placing first through fifth Cooper Lewis Vail Chale Staub Throwing out high low round actual scores using remalning three scores resulted placing sequence Lewis Cooper Vall Chale Staub add actual normalized scores use high three placing Cooper Staub Vall Lewis Chale add up placing both actual normalized meth ods go low-total-placing winning placing Cooper Vail Staub Lewis Chale As can see lot variation results using different scoring methods cannot honestly say Kens sugges tions really appeals certainly give something else consider Any comments letter also came Fred Duley Crystal Lake IL wrote part have just completed letters AMA Contest Board members thought would write well due influence As ex-Pattern flier strongiy support Harrisons proposal outlaw retracts Sportsman class Its expensive time-consuming discouraging something goes wrong complex alrplane may think family man budget retracts just socioeconomic barrier overcome entering sport make easier sport fliers would inclined give Pattern try advance next class have fun process Isnt what its supposed about Novice now doesnt allow enough break-in time Advanced flier can keep advanced equipment lets have true event sport flier comment think Fred well others may have seen rule interpretation RC Aerobatics Contest Board regarding advancement Nov Proctor Antic like incredibly graceful flierslow scalelike photos taken DCRC field near what now Columbia MD 1966 1967 Will owner/builder write identify himself proper credit can given 40 Model Aviation Top Flite Models kit Ken Willard-designed Schoolboy built sport flying back 1982 Ross McMullen SilverSpring MD ATee Dee 010 powered weight 10 ozfor power loading 1 000 oz/cubic inch kit-built Kraft single-channel receiver controlled rubberband-powered Bonner compound escapement Does anybody still fly escapements digital RC/servo-operated age ice class Contest Directors telling winners Novice class something like Well next contest guys will have fly Sportsman just isnt true Novice fliers dont have move Sportsman until beginning next calendar year just like contestants other classes point-out ruling takes lot out argument Novice doesnt have enough break-in time Novice class created after years four-class system give sport fliers chance decide really liked Pattern before investing lot money airplanes radios Granted contestant enters Pattern contests Novice late season wins right away will spend short time Novice class However flier good enough will probably ready move anyway Most Novice fliers start flying Pat tern spring early summer have almost entire flying season decide what next win Still another letter came Mark Scheda Rochester NY Mark adopting nor malizing scores delay letter dealt mainly offering arguments against critics normalizing An edited version argu ments follows first criticism normalizing cannot done until rounds complete valid point effects varying weather judges dispositions can magnified simple solution course frequency alloca tion demands pilots particular class fly front particular set judges during same round Two positive results follows Normal izing can done per-round per-class basis some variations requiring nor malizing first place eliminated class loaded up would cause unacceptable delays split class between two sets ofjudges Have class fly two rounds back-to-back swapping judges between Two rounds per day should easily attainable Nats Another negative cost extra fre quency modules Baloney $500-pership Pattern pilots budget tight couldnt afford extra few bucks ever factor might make advisable forget normalizing Novice Novice isn tflown Nats R VP would surely turn away potential supporters As question involving potential mon key business feeling thatwe shouldnt need address Pattern should gentle mans sport might cheat will find way no matter what rules allow few undesirables put strangiehold pro gress sheer nonsense Any chance Pattern construction article see other high-performance construction arti cles Sailplanes Pylon Racers Free Flights Im sure represent fairly small segment reader interest doubt Sailplane fliers will agree R VP full-blown upto-the-minute Pattern job Mark has some very good points object Mike Harrisons propo sal Nats Mikes proposal evaluated Nats Management Committee Betty Stream Nats RC Category Manager called Gang Six Plus accepted assume proposal will reprinted time column published Continued page 128 RGM6 fh&bq PO Box 791257San Antonio Texas 78279 Order Phone 512 525-0751 Mail Shipping US Over $15000- FREE UPS Under $150 Add $450 UPS 2nd Day Air Up 7 lbs Add $995 Parcel Post $450 Canada Add 100/0 COD Add $200 FUTABA RADIOS 7FGKH w/130 Servos26995 7FGK w14 Servos18695 6FGK w14 Servos16895 5FGK w14 Servos15995 6FG w14 Servos14995 4FG w14 Servos13595 4NL w13 Servos10495 S-28 Servos1995 S-38 Servos1995 THIS MONTHS SPECIALS 4FG w14 Servos13295 Dremel Tool #39505795 RIO ENGINES Fox Eagle 111 w/muffler7595 K&B 20 R/G wlmuffler2895 K&B 40 RIG wlmuffler4595 K&B 61 RIO wlmuffler5495 K&B 35cc outboard7495 K&B 75cc outboard9695 HB 25 R/O w/muffler4995 HB 40 PDP Blitz5995 HB 61 R/O PDP Blitz8495 HB Muffler 40 & 611095 GLUE ZAP 2 oz thick thin545 ZAP 1 oz thick thin295 ZAP oz thick thin202 ZAP 1 oz slow325 ZAP 1 oz flex595 Zip Kicker375 Jet Super Jet 2 oz545 Jet Super Jet 1 oz345 Slow Jet 1 oz345 Jet Super Jet 9 Hot Stuft Super Reg 2 oz450 Hot Stutf Super Rag 0 covERtNG MATERIALS & AccEssoRIEs Top Flight Gun2195 Top Flight Iron1595 Top Flight Trim Iron1195 Monokote Opaque675 Monokote Transparent675 Monokote Metallic740 ARE YOU TIRED OF POOR SERVICE CALL US BY 1200PM AND HAVE YOUR ORDER SHIPPED TODAY 3 13113 3 AC@COC@~ March 1987 41 PRICES SUBJECT TO CHANGE SOME QUANTITIES LIMITED THE LEADER IN COMPETITION PROPELLERS b6 NEW tL F 4 CYCLE DIAPITCH THP 1266778 136778 146778 1567 16678 PRICE 299 379 479 689 989 NEW PRO SERIES 3 NEW HIGH TECH AIRFOIL SECTION 10T020%INCREASE IN THRUST MFG OF SELECT HARD MAPLE WOOD WILL NOT FATIGUE LIKE SYNTHETICS FUEL PROOF HIGH LUSTER FINISH DIAPITCHPRICE 534149 634149 72833456179 8334568189 845667199 9456677199 1045667209 106W8W209 10BEW219 114677775a8229 115W229 116EW239 1167239 124W279 12SW279 1256279 1356349 1456459 1556659 164N969 16678969 RC PYLON RACING SERIES 500 DIA PITCHPRICE 75N 5N279 8677/a6299 SERIES 400C 866777/a289 9777289 W WIDE BLADE EW EXTRA WIDE hI IUARRAW Safety/Preston Continued page 125 sound running model airplane engine seems draw children like magnet possible launch fly CL model using stooge oneself dont recommend helper sometimes difficult keep people straying circle recall another letter received subject related episode CL modeler flying public park lady walk dog straight through circle totally oblivious fact model flying overhead Ive frequently told RC modelers fly alone message applies equally CL modelers Have safe month John Preston 2812 Northampton St N W Washington DC 20015 Heron/Winter Continued page 38 increments Yes may need override stick comforting thought Heron capable gliding back hair-raising distances Approaches difficult dont have large open areas area confined may windup making series wide 360s around yourself However Heron can maneuvered quickly abort go-round observe last climb sluggish side always shut down leaves enough battery capacity least several gorounds Dont belabor last climb thats can get battery too hot experimentally-minded builder encouraged try different motor bat tery combinationsincluding 800 mAh cells various numbers cells Du ration climb glide will different other may better worse depending what plane ball park docile less spectacular LeCrate geared 05 2l fixed 11-7 wood prop 361 Leisure 05 will handle big folders Id start 12-in Master Airscrew folder other good ones case Mabuchi remember comes iron band Robbe Without band expect performance would what landing gear re moved geared Astro Cobalt seven cells 800 mAh capacity its correct prop Herron will come reasonably close competition things like Heron exactly way RC Aerobatics/Van Putte Continued page 41 wont excerpt Editors note information about Competi tion Newsletter section magazine month RMcM Suffice say Nats should much better year Ron Van Putte 111 Sleepy Oaks Rd Ft Walton Beach FL 32548 Old Timer 2Yk2kAom L5NZOS 8 Gas MODEL 1941 BROOKLYN DODGER 56 Cabin 0NEW65T Retail $52 95INTRODUCTORY PRICEO $3900 1938 Record Bi-eake- 96 $5956 tt3MZipper t9S5356 1938 Kloud King 63 $42 36 1981 Brigidier 56 $4076 1991 super-Quaker 78 5/276 1940 50 Long 55S3036 1936 Buccaneer 89 $0996 1938 Clipper MKI 72$9156 1937 Dallaire 158 575 16 1935 Miss America 84 $7196 1941 Playboy Sr 80 $5116 1991 Playboy Jr 59 $3116 1938 Powerhouse 89 05356 1990 Sailplane 78 $8976 1938 Trenton Terror 32 $40 76 1990 Ranger 96 $3196 1939 Korda Wake 99 $1916 1939 Mercury 72 6 kits qualify SAM events PP & B/C feature highest quality machine cut & sanded ports Superior oil Competition sheet ond strip wood wire & window material Plans orig FF hut models easily convertible 2ch R IC KITS Sailplanes Electric power Gas Hobby Horn SbNSOAR Glider 78 5s $1000 Midway Model GNOME R/G Hand Launch Glider$2900 Jolly Models FLINGER R/G HLG 58 span $2900 Midway Model FAST EDDIE Aerobatic /05 Elec$1908 Jolly Models ELECTRICUS Electric Glider 05s$3258 Leisure PLAYBOY SR 67 Gear 05 Elect $3000 Astro ASTRO SPORT 37 Direct 05 Elect $2250 Leisure WASP 37 Direct 05 Electrics $2250 Midway ULTRA MK IV 86 Geared 09 EP $3900 Midway FLYING QUAKER 09 90-959 stroke $6976 9ks/Midway DENNY JR 72 Alsim Cowel $6396 9ks/Midwav BUZZARD BOMBSHELL 72$0196 FULL LINE OF ELECTRIC SYSTEMS 5 Parts Avail slitrriii & HANDLING Up $000 add $150 $001 $2000 add $225 $2001 $9500 add $300 $9501 $7000 add $350 aver $7000 add $900 CA Addressees add 6% law Send MO Visa/MCI#rEapl Check allow up 30 days CK clearance COD Exact Charges pbs $150 Hdl Cash Only 64 Page lasasuuuum $200 PP/tst Class copy will sent free-when requestedwith order HOBBY HORN 15173 Moran St IA PO Bow 2212 Westminster Ca 92609 719 8938311 [Aft Hrs 714 8951203] SERIES lOU THP DESIGN TAILORED HELICAL PITCH DEVELOPED TO GIVE MAXIMUM THRUST AT 4 CYCLE ENGINE RPM ALL THE LATEST TECHNIQUES USED ON OUR PRO SERIES 3 SEE BELOW \ / II vnYE Hedge Hoppin Vol 3 Special Feature Warbird Action Tos Model * Action Interviews Scale JETS British Concorde SST * Relmi Ba Con Ira Beginner $07 Mis 49 95 K 2 Ba F gb TansgForBeginners 65Mm 4495 3 Wo Mode 0500 gOMno 449$ QhkohOe em 55Mm3995 5Airplase Fancies 30 Mm Wild3995 6US Scale Masters 60 Mis413$ 7 Warbirds Action 7$ Mis Fantastic499$ 8Hedge HoppinVoll 45Mm419$ 9Whick Way Up 70 Mis Aerobatics4795 lOHedge Hoppin Vol 2 $0 Mm4095 $1 Hedoe Hoppin Vol 3 30 Mm3495 Hedge Hoppin Series Feature Variety Avaia lion Topics Full Scale & Model OrderIng InformatIon Rentals $1495 Rental DeposIt Retail Price Tape Rental DuratIon 7 Days After Delivery K Paymentt Check 10 days M 0 /M C Card # K & Esp Dale Pbone # C 0 D s Available Phone ShIppIng 3 75 Foreign Canada Add 00% Total Otters 15% IL Res Add 7% Tao Academy AvIatIon R & D PO Box 277 Hazel crest IL 60429 5 312 335-0776 Z 128 Model Aviation