FREE FLIGHT DURATION JUNIOR TEAM month four young free fighters will representing United States Junior World Championships Poland contest will held near Krakow 17th through 23rd August team members David Ellis Guilford Connecticut Allen Porter Fresno California FlA Nordic Glider Dorothy Fee Oceanside California Tim Sessums Simi Valley California FiB Wakefield team manager George Batiuk previous Junior World Championships United States has fielded full teams three fliers three events FIA glider FiB rubber F IC power members selected based relative placings various semifinals held around country championship Junior Team committee felt important identify support Juniors dedicated capable free fighters meant sending full nineperson team course will make almost impossible US garner team prizes hopefully individual experience four Juniors will encourage stay free flight long long time encourage other Juniors participate selection process next team Now lets meet some team members Tim Sessums 16 will flying Wakefields Ukrainianmade carbon-fiber wings Starline covered Polyspan front ends will either Andriukov variable-pitch units Montreal stop units made Bob Piserchio Tim will using carbon-fiber blades also Starline get ready Tim has flying contests possible Isaacson Memorial contest Lost Hills maxed out make flyoff maxed first five-minute flyoff round broke two motors winding couldnt get flight off seven-minute round San Valeers contest maxed first five flights midair sixth round addition flying Wakefields Tim likes surf fish sail scuba dive Dorothy Fee 16 veteran team Two years ago placed eighth FlB Junior World Championships Kiev Ukraine Heres what Dorothy has say about models shell flying time Two models Fee family design strong influences Jim Quinns Fantasy touch Tilka little imagination Dad used added undercamber wing design sharp leading edge straight trailing edge conventional double dihedral washin right inboard panel learned Bob White more-than-normal washout laminated props abnormal undercamber combination produced slow-flying poor-climbing models sought out thermals great glide approach has served us well apparent rapid ascent high altitude necessary todays seven- nine-minute flyoffs plan have two VIT Variable Incidence Tailplane models tested ready trip first has Andriukov wing tail feathers George Batiuk am doing covering trimming test flying second features wing picked up Kiev maker unknown Ken Oliver motor tube tailboom some miscellaneous parts Sal Fruciano lot assembly effort still have ways go David Ellis 12 will taking three gliders him Poland first old Victor Pankrov model bought Jim Parker Its short-span model 84 inches easy circle-tow glide poor yielding dead-air time about 220 improve glide David has built new set wings same planform thinner M&K style airfoil second model named Martha 88-inch-span M&K style model 31/2-minute dead-air time has bit unreliable since rebuild crash David rebuilding wing again third model George another M&K-style model get ready Championships David attended King Orange contest Palm Bay Florida reports Pierre Brun Martin Cowley especially helpful Everyone gave lots encouragement adds addition Davids father Art Ellis coach Andrew Barron developing electronic control system models thing strikes about stories amount help encouragement Junior Team members has received Modern high-performance FAI models easy build fly hands-on help vital success team members Notice too elimination Builder Model rule has allowed younger fliers obtain high-quality components models can fly competitively start sure beats slow process gradually learning way through endless progression increasingly complex models next Junior World Championships will 1998 Now time start helping youngster know try team future columns well discuss rules team-selection procedure Meanwhile can help years team cash donation AMA few dollars will help cost fielding team Send check AMA mark donation Junior Team will appreciated Building Blades Early year Ed Turner told about method uses make propeller blades Wakefields picked up ideas Ukrainian flier Eugene 112 Model Aviation 4US Junior Team Member David Ellis FlAs Shorter-winged model older Victor Pankrov model longer-winged model variation popular M&K glider Gorban added few own Ive tried am quite pleased results Rex Hinson has also made few sets blades come out light stiff consistent Heres works Plane sand very soft balsa blank taper Root thickness inch thickness tip about 017 Cut outline shape allowing basswood edging will added later Sand approximate airfoil hand-launch glider wing leave leading trailing edges about 1A6 thick Ed made jig taper-sanding -inch sheet balsa use twoinch-thick balsa block make taper cuts table saw important thing use light wood four six pounds per cubic foot Ive found A-grain molds better C-grain wood Soak blank boiling water 10 minutes strap down form Ed uses some old -inch Filati have good luck Ace bandage rubber strip Ed uses piece 2 plywood protect balsa crushing Allow dry thoroughly Ed uses drying oven warm dry place should work form hardwood carved desired pitch undercamber about forms later Remove molded blade form Next Ed adds basswood edging using cyanoacrylate CyA glue edging 2 basswood strip basswood 3A6-wide strips glue Titebond II using lots pieces masking tape hold place important thing make sure basswood slightly overlaps back face blade Dont try glue 2 square stripsyoull find almost impossible get straight Rex Hinson uses thin strips hardwood veneer cherry walnut etc Add strip thicker bass tip After glue dries carefully sand edging flush back surface blade finish-sand front surface blade Try very thin edge blade should thinespecially tip Ed cuts two triangular reinforcements Russian Kevlar aramid cloth make easier first brushes coat two clear nitrate dope stiffen lock fibers reinforcements measure about four inches long tapering about 3/ root reinforcements follow high point blade airfoil centerline Ed makes slight recess balsa blade top bottom Kevlar will fit flush surface flat needle file works well does emery board cut down approximate shape reinforcements Ed attaches Kevlar dope havent much luck getting Keviar stick down dope have resort CyA entire blade given two coats clear August1996 113 Molded prop blades Cut tapered balsa blank mark airfoil high point sand approximate airfoil before molding Soak blade hot water strap form Ace bandage allow dry Curling iron foam cooler simple heater Blade root wrapped Keviar thread Note hardwood edging 450 angle glass cloth Blades edged hardwood sanded reinforced Russian aramid covered lightweight fiberglass cloth B&P Associates Gives Total Flight Line FREEDOM new electnc starter battery pack cuts cord has always tied starter power panel Discover freedom being able start plane wherever added safety less wire get caught prop charge hefty 4 Amp/hour pack will take through weekend flying power enough spare dont stop have Ni-Cads virtually size imaginable cut experimenter free design whatever takes make yours best setup field battery needs call write B&P Associates PO Box 22054 Waco TX 76702-2054 817662-5587 can letter mu model Simple BCDE Pressure Sensitive Water Transfer major decals 11 sizes 11 great colors dope sanded blade covered top bottom light fiberglass cloth weave 450 Note light glass cloths unbalanced weave important keep direction same both blades glass cloth applied thinner make glass cloth easier handle its good idea lightly spray clear nitrate dope before cutting Brush edges blade clear dope allow dry trim excess fiberglass cloth fine sandpaper sharp razor blade Next blade brushed epoxy laminating resin use sponge plenty resin Ed places blade back form vacuum-bags sandwich follows form plastic film three layers paper towel Teflon-coated fiberglass cloth blade another layer Teflon-coated fiberglass cloth three layers paper towels plastic wrap Ed uses masking tape hold together inserts bag Teflon-coated fiberglass cloth available Composite Structures Technology Box 642 Tehachapi CA 93581 paper towels help wick away excess resin leaving just right amount resin about half gram blades weights finished blades vary about 1 gram blade blade use West Systems laminating resin CST thin slow-setting resin should work way Teflon-coated fiberglass cloth reusable dont have vacuum pump might try binding epoxy-coated blade sandwich back down form using rubber strip Ace bandage After epoxy has hardened 24 hours Ed removes blade sands worn 320-grit paper finishes two coats dope Kevlar thread wrap used reinforce root Rather drill hole aluminum connector Ed uses piece thick-walled aluminum tubing twisted balsa blade root leaving balsa plug inside tube tube removed coated structural epoxy glue reinserted tapped prop hub fitting 114 Model Aviation 6-877-1445 J Service & Repairs Most Radio Control Systems Utilizing Calibrated Test Equipment & Spectrum Analyzers Endorsed AMA RCMA Sticker Station #105 Futaba Airtronics JR Ace HiTec Tower Cirrus World Engines & WE USE GENUINE FACTORY REPLACEMENT PARTS Complete 1991 Narrow Banding & Upgrades RCD / HITEC R/C DEALER FCC Licensed Speed Control Repairs Quality Service Fast Turn Around Shipping & Insurance Extra UPS ailCODs VISA MASTERCARD & DISCOVER WELCOMED AMA #256123ARRLWB8YS LORTHEAST SCREEN GRAPHICS 21 FISHtR AVE. EAST LONGMEAOOW MA 01028 TEL 413-525-4110 FAX 413-525-1794 aviation EaIe 435-9232 6042 Norwell Drive West Carroilton Ohio 45449 finished blades light surprisingly stiff Mine weigh about five grams system should work almost size rubber-model prop Although start-to-finish time measured days because drying time about two hours actual working time involved making pair blades Ed Turner can supply both Russian Keviar cloth lightweight glass cloth address 3544 Granada Dr Fort Worth TX 76118 Include stamped selfaddressed envelope list Wakefield supplies sounds like lot work Ed also offering finished Gorban blades made Eugene $50 pair plus postage Blade Forms youd like try method propeller construction conventional laminated blades two sources know blade forms JH Maxwell Aids Advanced Aeromodelling 14 Upper Craigs Stirling FK8 2DG Scotland Joe Maxwell makes wide range blade forms Wakefield Coupe machined obechi required pitch distribution outline shape Custom pitches outlines available Joe also makes undercambered wing jigs D-box molds like information drop Joe letter including couple international reply coupons dollar bill Remember US stamps dont work mailing back another country Superior Props 2412 Tucson Ave Pensacola FL 32526 also makes hardwood forms Send dollar stamped selfaddressed envelope catalog want carve own form might want look up Jim OReillys excellent article May 1978 Model Aviation photocopies available AMAs Membership Department nominal fee piece propeller construction 1988 NFFS Sympo includes some tips laying out carving form same Sympo includes Joe Maxwells article state-of-the-art Wakefield propellers Lots good information UM BAGGING SUPPLIES CARBON FIBER LAMINATES 007 014 022 & 030 Thick NCROHACELL Light Rigid Foam 1 2 3 mm GLASS CLOTH 58 oz/sq yd 7515 20 30 & 4 oz CARBON OR KEVLAR MAT 2 4 5 oz/sq yd CARBON FIBER NO FRAY TAPE CARBON FIBER RIBBON KEVLAR FABRIC TAPE KEVLAR FABRIC 17 oz/sq yd E-Z LAM Epoxy Laminating Resin Send SASE for complete listing products AEROSPACE Composite Products 42 tDss tteD Sunteondo tt94577 St 3522t22 FAX 5 t352202 Source Lightweight Materials IML TEE DEE & REED ENGINES 010S 020S 049S 051S 074S & 09S ALL CUSTOM AND STOCK PARTS ARE AVAILABLE INDIVIDUALLY S 6 COMPETITION ACCESSORIES RACING WHEELS KLOTZ OIL SOLID CONTROL LINES THREE BRANDS OF GLOW PLUGS HARD-TO-FIND HARDWARE OLD TIMER SUPPLIES COILS CONDENSERS PLUGS SILK QUALITY DOPE BRUSHES 5 & 7 LOOP 1/4 GUM BANDS TRANSISTOR IGNITION SYSTEMS RESISTOR HI TENSION LEADS 112A TEXACO PLAYBOY SR KIT d et yours VISA INLY Szqq Also Available Roto Finish Stiletto Color Tile P-Si Sky Harbor RIC Fine Woods 1-800-279-2871 August1996 115 a3uild Strong ano LigfiI EDR- 106 ro servo Rcverser ACPs Advanced Lightweight Materials Plug Pt Sene Revese ite yeu Rz i Wew Yea dene U No messy adjustments Microprocessor accurate neutral U No Jitter U No Drift Neutral 5hif ie temperature changes I] Fuciproof Vibration proof Encapsulated spaceage epoxy SWRALEGAL I601 cu OPOI U Iailable Call info RC Flight Training Beginner advanced tailored indMduai long-time modeler full Size airplane flight instruc tor will make progress fun easy during week stay beautiful far western North Carolina Write call information BC Fight Training U 704 3890968 IWHA LEGALFACE r Engine High Performance AG 4tt MAIL OR PHONE 619 728-4365 VISA IMC WELCOME NO COD MINIMUM ORDER $1000 PLUS JIDE SWRA LEGAL Engine 60-1 pttii Decals available Call info pack
Edition: Model Aviation - 1996/08
Page Numbers: 112, 113, 114, 115
Edition: Model Aviation - 1996/08
Page Numbers: 112, 113, 114, 115
FREE FLIGHT DURATION JUNIOR TEAM month four young free fighters will representing United States Junior World Championships Poland contest will held near Krakow 17th through 23rd August team members David Ellis Guilford Connecticut Allen Porter Fresno California FlA Nordic Glider Dorothy Fee Oceanside California Tim Sessums Simi Valley California FiB Wakefield team manager George Batiuk previous Junior World Championships United States has fielded full teams three fliers three events FIA glider FiB rubber F IC power members selected based relative placings various semifinals held around country championship Junior Team committee felt important identify support Juniors dedicated capable free fighters meant sending full nineperson team course will make almost impossible US garner team prizes hopefully individual experience four Juniors will encourage stay free flight long long time encourage other Juniors participate selection process next team Now lets meet some team members Tim Sessums 16 will flying Wakefields Ukrainianmade carbon-fiber wings Starline covered Polyspan front ends will either Andriukov variable-pitch units Montreal stop units made Bob Piserchio Tim will using carbon-fiber blades also Starline get ready Tim has flying contests possible Isaacson Memorial contest Lost Hills maxed out make flyoff maxed first five-minute flyoff round broke two motors winding couldnt get flight off seven-minute round San Valeers contest maxed first five flights midair sixth round addition flying Wakefields Tim likes surf fish sail scuba dive Dorothy Fee 16 veteran team Two years ago placed eighth FlB Junior World Championships Kiev Ukraine Heres what Dorothy has say about models shell flying time Two models Fee family design strong influences Jim Quinns Fantasy touch Tilka little imagination Dad used added undercamber wing design sharp leading edge straight trailing edge conventional double dihedral washin right inboard panel learned Bob White more-than-normal washout laminated props abnormal undercamber combination produced slow-flying poor-climbing models sought out thermals great glide approach has served us well apparent rapid ascent high altitude necessary todays seven- nine-minute flyoffs plan have two VIT Variable Incidence Tailplane models tested ready trip first has Andriukov wing tail feathers George Batiuk am doing covering trimming test flying second features wing picked up Kiev maker unknown Ken Oliver motor tube tailboom some miscellaneous parts Sal Fruciano lot assembly effort still have ways go David Ellis 12 will taking three gliders him Poland first old Victor Pankrov model bought Jim Parker Its short-span model 84 inches easy circle-tow glide poor yielding dead-air time about 220 improve glide David has built new set wings same planform thinner M&K style airfoil second model named Martha 88-inch-span M&K style model 31/2-minute dead-air time has bit unreliable since rebuild crash David rebuilding wing again third model George another M&K-style model get ready Championships David attended King Orange contest Palm Bay Florida reports Pierre Brun Martin Cowley especially helpful Everyone gave lots encouragement adds addition Davids father Art Ellis coach Andrew Barron developing electronic control system models thing strikes about stories amount help encouragement Junior Team members has received Modern high-performance FAI models easy build fly hands-on help vital success team members Notice too elimination Builder Model rule has allowed younger fliers obtain high-quality components models can fly competitively start sure beats slow process gradually learning way through endless progression increasingly complex models next Junior World Championships will 1998 Now time start helping youngster know try team future columns well discuss rules team-selection procedure Meanwhile can help years team cash donation AMA few dollars will help cost fielding team Send check AMA mark donation Junior Team will appreciated Building Blades Early year Ed Turner told about method uses make propeller blades Wakefields picked up ideas Ukrainian flier Eugene 112 Model Aviation 4US Junior Team Member David Ellis FlAs Shorter-winged model older Victor Pankrov model longer-winged model variation popular M&K glider Gorban added few own Ive tried am quite pleased results Rex Hinson has also made few sets blades come out light stiff consistent Heres works Plane sand very soft balsa blank taper Root thickness inch thickness tip about 017 Cut outline shape allowing basswood edging will added later Sand approximate airfoil hand-launch glider wing leave leading trailing edges about 1A6 thick Ed made jig taper-sanding -inch sheet balsa use twoinch-thick balsa block make taper cuts table saw important thing use light wood four six pounds per cubic foot Ive found A-grain molds better C-grain wood Soak blank boiling water 10 minutes strap down form Ed uses some old -inch Filati have good luck Ace bandage rubber strip Ed uses piece 2 plywood protect balsa crushing Allow dry thoroughly Ed uses drying oven warm dry place should work form hardwood carved desired pitch undercamber about forms later Remove molded blade form Next Ed adds basswood edging using cyanoacrylate CyA glue edging 2 basswood strip basswood 3A6-wide strips glue Titebond II using lots pieces masking tape hold place important thing make sure basswood slightly overlaps back face blade Dont try glue 2 square stripsyoull find almost impossible get straight Rex Hinson uses thin strips hardwood veneer cherry walnut etc Add strip thicker bass tip After glue dries carefully sand edging flush back surface blade finish-sand front surface blade Try very thin edge blade should thinespecially tip Ed cuts two triangular reinforcements Russian Kevlar aramid cloth make easier first brushes coat two clear nitrate dope stiffen lock fibers reinforcements measure about four inches long tapering about 3/ root reinforcements follow high point blade airfoil centerline Ed makes slight recess balsa blade top bottom Kevlar will fit flush surface flat needle file works well does emery board cut down approximate shape reinforcements Ed attaches Kevlar dope havent much luck getting Keviar stick down dope have resort CyA entire blade given two coats clear August1996 113 Molded prop blades Cut tapered balsa blank mark airfoil high point sand approximate airfoil before molding Soak blade hot water strap form Ace bandage allow dry Curling iron foam cooler simple heater Blade root wrapped Keviar thread Note hardwood edging 450 angle glass cloth Blades edged hardwood sanded reinforced Russian aramid covered lightweight fiberglass cloth B&P Associates Gives Total Flight Line FREEDOM new electnc starter battery pack cuts cord has always tied starter power panel Discover freedom being able start plane wherever added safety less wire get caught prop charge hefty 4 Amp/hour pack will take through weekend flying power enough spare dont stop have Ni-Cads virtually size imaginable cut experimenter free design whatever takes make yours best setup field battery needs call write B&P Associates PO Box 22054 Waco TX 76702-2054 817662-5587 can letter mu model Simple BCDE Pressure Sensitive Water Transfer major decals 11 sizes 11 great colors dope sanded blade covered top bottom light fiberglass cloth weave 450 Note light glass cloths unbalanced weave important keep direction same both blades glass cloth applied thinner make glass cloth easier handle its good idea lightly spray clear nitrate dope before cutting Brush edges blade clear dope allow dry trim excess fiberglass cloth fine sandpaper sharp razor blade Next blade brushed epoxy laminating resin use sponge plenty resin Ed places blade back form vacuum-bags sandwich follows form plastic film three layers paper towel Teflon-coated fiberglass cloth blade another layer Teflon-coated fiberglass cloth three layers paper towels plastic wrap Ed uses masking tape hold together inserts bag Teflon-coated fiberglass cloth available Composite Structures Technology Box 642 Tehachapi CA 93581 paper towels help wick away excess resin leaving just right amount resin about half gram blades weights finished blades vary about 1 gram blade blade use West Systems laminating resin CST thin slow-setting resin should work way Teflon-coated fiberglass cloth reusable dont have vacuum pump might try binding epoxy-coated blade sandwich back down form using rubber strip Ace bandage After epoxy has hardened 24 hours Ed removes blade sands worn 320-grit paper finishes two coats dope Kevlar thread wrap used reinforce root Rather drill hole aluminum connector Ed uses piece thick-walled aluminum tubing twisted balsa blade root leaving balsa plug inside tube tube removed coated structural epoxy glue reinserted tapped prop hub fitting 114 Model Aviation 6-877-1445 J Service & Repairs Most Radio Control Systems Utilizing Calibrated Test Equipment & Spectrum Analyzers Endorsed AMA RCMA Sticker Station #105 Futaba Airtronics JR Ace HiTec Tower Cirrus World Engines & WE USE GENUINE FACTORY REPLACEMENT PARTS Complete 1991 Narrow Banding & Upgrades RCD / HITEC R/C DEALER FCC Licensed Speed Control Repairs Quality Service Fast Turn Around Shipping & Insurance Extra UPS ailCODs VISA MASTERCARD & DISCOVER WELCOMED AMA #256123ARRLWB8YS LORTHEAST SCREEN GRAPHICS 21 FISHtR AVE. EAST LONGMEAOOW MA 01028 TEL 413-525-4110 FAX 413-525-1794 aviation EaIe 435-9232 6042 Norwell Drive West Carroilton Ohio 45449 finished blades light surprisingly stiff Mine weigh about five grams system should work almost size rubber-model prop Although start-to-finish time measured days because drying time about two hours actual working time involved making pair blades Ed Turner can supply both Russian Keviar cloth lightweight glass cloth address 3544 Granada Dr Fort Worth TX 76118 Include stamped selfaddressed envelope list Wakefield supplies sounds like lot work Ed also offering finished Gorban blades made Eugene $50 pair plus postage Blade Forms youd like try method propeller construction conventional laminated blades two sources know blade forms JH Maxwell Aids Advanced Aeromodelling 14 Upper Craigs Stirling FK8 2DG Scotland Joe Maxwell makes wide range blade forms Wakefield Coupe machined obechi required pitch distribution outline shape Custom pitches outlines available Joe also makes undercambered wing jigs D-box molds like information drop Joe letter including couple international reply coupons dollar bill Remember US stamps dont work mailing back another country Superior Props 2412 Tucson Ave Pensacola FL 32526 also makes hardwood forms Send dollar stamped selfaddressed envelope catalog want carve own form might want look up Jim OReillys excellent article May 1978 Model Aviation photocopies available AMAs Membership Department nominal fee piece propeller construction 1988 NFFS Sympo includes some tips laying out carving form same Sympo includes Joe Maxwells article state-of-the-art Wakefield propellers Lots good information UM BAGGING SUPPLIES CARBON FIBER LAMINATES 007 014 022 & 030 Thick NCROHACELL Light Rigid Foam 1 2 3 mm GLASS CLOTH 58 oz/sq yd 7515 20 30 & 4 oz CARBON OR KEVLAR MAT 2 4 5 oz/sq yd CARBON FIBER NO FRAY TAPE CARBON FIBER RIBBON KEVLAR FABRIC TAPE KEVLAR FABRIC 17 oz/sq yd E-Z LAM Epoxy Laminating Resin Send SASE for complete listing products AEROSPACE Composite Products 42 tDss tteD Sunteondo tt94577 St 3522t22 FAX 5 t352202 Source Lightweight Materials IML TEE DEE & REED ENGINES 010S 020S 049S 051S 074S & 09S ALL CUSTOM AND STOCK PARTS ARE AVAILABLE INDIVIDUALLY S 6 COMPETITION ACCESSORIES RACING WHEELS KLOTZ OIL SOLID CONTROL LINES THREE BRANDS OF GLOW PLUGS HARD-TO-FIND HARDWARE OLD TIMER SUPPLIES COILS CONDENSERS PLUGS SILK QUALITY DOPE BRUSHES 5 & 7 LOOP 1/4 GUM BANDS TRANSISTOR IGNITION SYSTEMS RESISTOR HI TENSION LEADS 112A TEXACO PLAYBOY SR KIT d et yours VISA INLY Szqq Also Available Roto Finish Stiletto Color Tile P-Si Sky Harbor RIC Fine Woods 1-800-279-2871 August1996 115 a3uild Strong ano LigfiI EDR- 106 ro servo Rcverser ACPs Advanced Lightweight Materials Plug Pt Sene Revese ite yeu Rz i Wew Yea dene U No messy adjustments Microprocessor accurate neutral U No Jitter U No Drift Neutral 5hif ie temperature changes I] Fuciproof Vibration proof Encapsulated spaceage epoxy SWRALEGAL I601 cu OPOI U Iailable Call info RC Flight Training Beginner advanced tailored indMduai long-time modeler full Size airplane flight instruc tor will make progress fun easy during week stay beautiful far western North Carolina Write call information BC Fight Training U 704 3890968 IWHA LEGALFACE r Engine High Performance AG 4tt MAIL OR PHONE 619 728-4365 VISA IMC WELCOME NO COD MINIMUM ORDER $1000 PLUS JIDE SWRA LEGAL Engine 60-1 pttii Decals available Call info pack
Edition: Model Aviation - 1996/08
Page Numbers: 112, 113, 114, 115
FREE FLIGHT DURATION JUNIOR TEAM month four young free fighters will representing United States Junior World Championships Poland contest will held near Krakow 17th through 23rd August team members David Ellis Guilford Connecticut Allen Porter Fresno California FlA Nordic Glider Dorothy Fee Oceanside California Tim Sessums Simi Valley California FiB Wakefield team manager George Batiuk previous Junior World Championships United States has fielded full teams three fliers three events FIA glider FiB rubber F IC power members selected based relative placings various semifinals held around country championship Junior Team committee felt important identify support Juniors dedicated capable free fighters meant sending full nineperson team course will make almost impossible US garner team prizes hopefully individual experience four Juniors will encourage stay free flight long long time encourage other Juniors participate selection process next team Now lets meet some team members Tim Sessums 16 will flying Wakefields Ukrainianmade carbon-fiber wings Starline covered Polyspan front ends will either Andriukov variable-pitch units Montreal stop units made Bob Piserchio Tim will using carbon-fiber blades also Starline get ready Tim has flying contests possible Isaacson Memorial contest Lost Hills maxed out make flyoff maxed first five-minute flyoff round broke two motors winding couldnt get flight off seven-minute round San Valeers contest maxed first five flights midair sixth round addition flying Wakefields Tim likes surf fish sail scuba dive Dorothy Fee 16 veteran team Two years ago placed eighth FlB Junior World Championships Kiev Ukraine Heres what Dorothy has say about models shell flying time Two models Fee family design strong influences Jim Quinns Fantasy touch Tilka little imagination Dad used added undercamber wing design sharp leading edge straight trailing edge conventional double dihedral washin right inboard panel learned Bob White more-than-normal washout laminated props abnormal undercamber combination produced slow-flying poor-climbing models sought out thermals great glide approach has served us well apparent rapid ascent high altitude necessary todays seven- nine-minute flyoffs plan have two VIT Variable Incidence Tailplane models tested ready trip first has Andriukov wing tail feathers George Batiuk am doing covering trimming test flying second features wing picked up Kiev maker unknown Ken Oliver motor tube tailboom some miscellaneous parts Sal Fruciano lot assembly effort still have ways go David Ellis 12 will taking three gliders him Poland first old Victor Pankrov model bought Jim Parker Its short-span model 84 inches easy circle-tow glide poor yielding dead-air time about 220 improve glide David has built new set wings same planform thinner M&K style airfoil second model named Martha 88-inch-span M&K style model 31/2-minute dead-air time has bit unreliable since rebuild crash David rebuilding wing again third model George another M&K-style model get ready Championships David attended King Orange contest Palm Bay Florida reports Pierre Brun Martin Cowley especially helpful Everyone gave lots encouragement adds addition Davids father Art Ellis coach Andrew Barron developing electronic control system models thing strikes about stories amount help encouragement Junior Team members has received Modern high-performance FAI models easy build fly hands-on help vital success team members Notice too elimination Builder Model rule has allowed younger fliers obtain high-quality components models can fly competitively start sure beats slow process gradually learning way through endless progression increasingly complex models next Junior World Championships will 1998 Now time start helping youngster know try team future columns well discuss rules team-selection procedure Meanwhile can help years team cash donation AMA few dollars will help cost fielding team Send check AMA mark donation Junior Team will appreciated Building Blades Early year Ed Turner told about method uses make propeller blades Wakefields picked up ideas Ukrainian flier Eugene 112 Model Aviation 4US Junior Team Member David Ellis FlAs Shorter-winged model older Victor Pankrov model longer-winged model variation popular M&K glider Gorban added few own Ive tried am quite pleased results Rex Hinson has also made few sets blades come out light stiff consistent Heres works Plane sand very soft balsa blank taper Root thickness inch thickness tip about 017 Cut outline shape allowing basswood edging will added later Sand approximate airfoil hand-launch glider wing leave leading trailing edges about 1A6 thick Ed made jig taper-sanding -inch sheet balsa use twoinch-thick balsa block make taper cuts table saw important thing use light wood four six pounds per cubic foot Ive found A-grain molds better C-grain wood Soak blank boiling water 10 minutes strap down form Ed uses some old -inch Filati have good luck Ace bandage rubber strip Ed uses piece 2 plywood protect balsa crushing Allow dry thoroughly Ed uses drying oven warm dry place should work form hardwood carved desired pitch undercamber about forms later Remove molded blade form Next Ed adds basswood edging using cyanoacrylate CyA glue edging 2 basswood strip basswood 3A6-wide strips glue Titebond II using lots pieces masking tape hold place important thing make sure basswood slightly overlaps back face blade Dont try glue 2 square stripsyoull find almost impossible get straight Rex Hinson uses thin strips hardwood veneer cherry walnut etc Add strip thicker bass tip After glue dries carefully sand edging flush back surface blade finish-sand front surface blade Try very thin edge blade should thinespecially tip Ed cuts two triangular reinforcements Russian Kevlar aramid cloth make easier first brushes coat two clear nitrate dope stiffen lock fibers reinforcements measure about four inches long tapering about 3/ root reinforcements follow high point blade airfoil centerline Ed makes slight recess balsa blade top bottom Kevlar will fit flush surface flat needle file works well does emery board cut down approximate shape reinforcements Ed attaches Kevlar dope havent much luck getting Keviar stick down dope have resort CyA entire blade given two coats clear August1996 113 Molded prop blades Cut tapered balsa blank mark airfoil high point sand approximate airfoil before molding Soak blade hot water strap form Ace bandage allow dry Curling iron foam cooler simple heater Blade root wrapped Keviar thread Note hardwood edging 450 angle glass cloth Blades edged hardwood sanded reinforced Russian aramid covered lightweight fiberglass cloth B&P Associates Gives Total Flight Line FREEDOM new electnc starter battery pack cuts cord has always tied starter power panel Discover freedom being able start plane wherever added safety less wire get caught prop charge hefty 4 Amp/hour pack will take through weekend flying power enough spare dont stop have Ni-Cads virtually size imaginable cut experimenter free design whatever takes make yours best setup field battery needs call write B&P Associates PO Box 22054 Waco TX 76702-2054 817662-5587 can letter mu model Simple BCDE Pressure Sensitive Water Transfer major decals 11 sizes 11 great colors dope sanded blade covered top bottom light fiberglass cloth weave 450 Note light glass cloths unbalanced weave important keep direction same both blades glass cloth applied thinner make glass cloth easier handle its good idea lightly spray clear nitrate dope before cutting Brush edges blade clear dope allow dry trim excess fiberglass cloth fine sandpaper sharp razor blade Next blade brushed epoxy laminating resin use sponge plenty resin Ed places blade back form vacuum-bags sandwich follows form plastic film three layers paper towel Teflon-coated fiberglass cloth blade another layer Teflon-coated fiberglass cloth three layers paper towels plastic wrap Ed uses masking tape hold together inserts bag Teflon-coated fiberglass cloth available Composite Structures Technology Box 642 Tehachapi CA 93581 paper towels help wick away excess resin leaving just right amount resin about half gram blades weights finished blades vary about 1 gram blade blade use West Systems laminating resin CST thin slow-setting resin should work way Teflon-coated fiberglass cloth reusable dont have vacuum pump might try binding epoxy-coated blade sandwich back down form using rubber strip Ace bandage After epoxy has hardened 24 hours Ed removes blade sands worn 320-grit paper finishes two coats dope Kevlar thread wrap used reinforce root Rather drill hole aluminum connector Ed uses piece thick-walled aluminum tubing twisted balsa blade root leaving balsa plug inside tube tube removed coated structural epoxy glue reinserted tapped prop hub fitting 114 Model Aviation 6-877-1445 J Service & Repairs Most Radio Control Systems Utilizing Calibrated Test Equipment & Spectrum Analyzers Endorsed AMA RCMA Sticker Station #105 Futaba Airtronics JR Ace HiTec Tower Cirrus World Engines & WE USE GENUINE FACTORY REPLACEMENT PARTS Complete 1991 Narrow Banding & Upgrades RCD / HITEC R/C DEALER FCC Licensed Speed Control Repairs Quality Service Fast Turn Around Shipping & Insurance Extra UPS ailCODs VISA MASTERCARD & DISCOVER WELCOMED AMA #256123ARRLWB8YS LORTHEAST SCREEN GRAPHICS 21 FISHtR AVE. EAST LONGMEAOOW MA 01028 TEL 413-525-4110 FAX 413-525-1794 aviation EaIe 435-9232 6042 Norwell Drive West Carroilton Ohio 45449 finished blades light surprisingly stiff Mine weigh about five grams system should work almost size rubber-model prop Although start-to-finish time measured days because drying time about two hours actual working time involved making pair blades Ed Turner can supply both Russian Keviar cloth lightweight glass cloth address 3544 Granada Dr Fort Worth TX 76118 Include stamped selfaddressed envelope list Wakefield supplies sounds like lot work Ed also offering finished Gorban blades made Eugene $50 pair plus postage Blade Forms youd like try method propeller construction conventional laminated blades two sources know blade forms JH Maxwell Aids Advanced Aeromodelling 14 Upper Craigs Stirling FK8 2DG Scotland Joe Maxwell makes wide range blade forms Wakefield Coupe machined obechi required pitch distribution outline shape Custom pitches outlines available Joe also makes undercambered wing jigs D-box molds like information drop Joe letter including couple international reply coupons dollar bill Remember US stamps dont work mailing back another country Superior Props 2412 Tucson Ave Pensacola FL 32526 also makes hardwood forms Send dollar stamped selfaddressed envelope catalog want carve own form might want look up Jim OReillys excellent article May 1978 Model Aviation photocopies available AMAs Membership Department nominal fee piece propeller construction 1988 NFFS Sympo includes some tips laying out carving form same Sympo includes Joe Maxwells article state-of-the-art Wakefield propellers Lots good information UM BAGGING SUPPLIES CARBON FIBER LAMINATES 007 014 022 & 030 Thick NCROHACELL Light Rigid Foam 1 2 3 mm GLASS CLOTH 58 oz/sq yd 7515 20 30 & 4 oz CARBON OR KEVLAR MAT 2 4 5 oz/sq yd CARBON FIBER NO FRAY TAPE CARBON FIBER RIBBON KEVLAR FABRIC TAPE KEVLAR FABRIC 17 oz/sq yd E-Z LAM Epoxy Laminating Resin Send SASE for complete listing products AEROSPACE Composite Products 42 tDss tteD Sunteondo tt94577 St 3522t22 FAX 5 t352202 Source Lightweight Materials IML TEE DEE & REED ENGINES 010S 020S 049S 051S 074S & 09S ALL CUSTOM AND STOCK PARTS ARE AVAILABLE INDIVIDUALLY S 6 COMPETITION ACCESSORIES RACING WHEELS KLOTZ OIL SOLID CONTROL LINES THREE BRANDS OF GLOW PLUGS HARD-TO-FIND HARDWARE OLD TIMER SUPPLIES COILS CONDENSERS PLUGS SILK QUALITY DOPE BRUSHES 5 & 7 LOOP 1/4 GUM BANDS TRANSISTOR IGNITION SYSTEMS RESISTOR HI TENSION LEADS 112A TEXACO PLAYBOY SR KIT d et yours VISA INLY Szqq Also Available Roto Finish Stiletto Color Tile P-Si Sky Harbor RIC Fine Woods 1-800-279-2871 August1996 115 a3uild Strong ano LigfiI EDR- 106 ro servo Rcverser ACPs Advanced Lightweight Materials Plug Pt Sene Revese ite yeu Rz i Wew Yea dene U No messy adjustments Microprocessor accurate neutral U No Jitter U No Drift Neutral 5hif ie temperature changes I] Fuciproof Vibration proof Encapsulated spaceage epoxy SWRALEGAL I601 cu OPOI U Iailable Call info RC Flight Training Beginner advanced tailored indMduai long-time modeler full Size airplane flight instruc tor will make progress fun easy during week stay beautiful far western North Carolina Write call information BC Fight Training U 704 3890968 IWHA LEGALFACE r Engine High Performance AG 4tt MAIL OR PHONE 619 728-4365 VISA IMC WELCOME NO COD MINIMUM ORDER $1000 PLUS JIDE SWRA LEGAL Engine 60-1 pttii Decals available Call info pack
Edition: Model Aviation - 1996/08
Page Numbers: 112, 113, 114, 115
FREE FLIGHT DURATION JUNIOR TEAM month four young free fighters will representing United States Junior World Championships Poland contest will held near Krakow 17th through 23rd August team members David Ellis Guilford Connecticut Allen Porter Fresno California FlA Nordic Glider Dorothy Fee Oceanside California Tim Sessums Simi Valley California FiB Wakefield team manager George Batiuk previous Junior World Championships United States has fielded full teams three fliers three events FIA glider FiB rubber F IC power members selected based relative placings various semifinals held around country championship Junior Team committee felt important identify support Juniors dedicated capable free fighters meant sending full nineperson team course will make almost impossible US garner team prizes hopefully individual experience four Juniors will encourage stay free flight long long time encourage other Juniors participate selection process next team Now lets meet some team members Tim Sessums 16 will flying Wakefields Ukrainianmade carbon-fiber wings Starline covered Polyspan front ends will either Andriukov variable-pitch units Montreal stop units made Bob Piserchio Tim will using carbon-fiber blades also Starline get ready Tim has flying contests possible Isaacson Memorial contest Lost Hills maxed out make flyoff maxed first five-minute flyoff round broke two motors winding couldnt get flight off seven-minute round San Valeers contest maxed first five flights midair sixth round addition flying Wakefields Tim likes surf fish sail scuba dive Dorothy Fee 16 veteran team Two years ago placed eighth FlB Junior World Championships Kiev Ukraine Heres what Dorothy has say about models shell flying time Two models Fee family design strong influences Jim Quinns Fantasy touch Tilka little imagination Dad used added undercamber wing design sharp leading edge straight trailing edge conventional double dihedral washin right inboard panel learned Bob White more-than-normal washout laminated props abnormal undercamber combination produced slow-flying poor-climbing models sought out thermals great glide approach has served us well apparent rapid ascent high altitude necessary todays seven- nine-minute flyoffs plan have two VIT Variable Incidence Tailplane models tested ready trip first has Andriukov wing tail feathers George Batiuk am doing covering trimming test flying second features wing picked up Kiev maker unknown Ken Oliver motor tube tailboom some miscellaneous parts Sal Fruciano lot assembly effort still have ways go David Ellis 12 will taking three gliders him Poland first old Victor Pankrov model bought Jim Parker Its short-span model 84 inches easy circle-tow glide poor yielding dead-air time about 220 improve glide David has built new set wings same planform thinner M&K style airfoil second model named Martha 88-inch-span M&K style model 31/2-minute dead-air time has bit unreliable since rebuild crash David rebuilding wing again third model George another M&K-style model get ready Championships David attended King Orange contest Palm Bay Florida reports Pierre Brun Martin Cowley especially helpful Everyone gave lots encouragement adds addition Davids father Art Ellis coach Andrew Barron developing electronic control system models thing strikes about stories amount help encouragement Junior Team members has received Modern high-performance FAI models easy build fly hands-on help vital success team members Notice too elimination Builder Model rule has allowed younger fliers obtain high-quality components models can fly competitively start sure beats slow process gradually learning way through endless progression increasingly complex models next Junior World Championships will 1998 Now time start helping youngster know try team future columns well discuss rules team-selection procedure Meanwhile can help years team cash donation AMA few dollars will help cost fielding team Send check AMA mark donation Junior Team will appreciated Building Blades Early year Ed Turner told about method uses make propeller blades Wakefields picked up ideas Ukrainian flier Eugene 112 Model Aviation 4US Junior Team Member David Ellis FlAs Shorter-winged model older Victor Pankrov model longer-winged model variation popular M&K glider Gorban added few own Ive tried am quite pleased results Rex Hinson has also made few sets blades come out light stiff consistent Heres works Plane sand very soft balsa blank taper Root thickness inch thickness tip about 017 Cut outline shape allowing basswood edging will added later Sand approximate airfoil hand-launch glider wing leave leading trailing edges about 1A6 thick Ed made jig taper-sanding -inch sheet balsa use twoinch-thick balsa block make taper cuts table saw important thing use light wood four six pounds per cubic foot Ive found A-grain molds better C-grain wood Soak blank boiling water 10 minutes strap down form Ed uses some old -inch Filati have good luck Ace bandage rubber strip Ed uses piece 2 plywood protect balsa crushing Allow dry thoroughly Ed uses drying oven warm dry place should work form hardwood carved desired pitch undercamber about forms later Remove molded blade form Next Ed adds basswood edging using cyanoacrylate CyA glue edging 2 basswood strip basswood 3A6-wide strips glue Titebond II using lots pieces masking tape hold place important thing make sure basswood slightly overlaps back face blade Dont try glue 2 square stripsyoull find almost impossible get straight Rex Hinson uses thin strips hardwood veneer cherry walnut etc Add strip thicker bass tip After glue dries carefully sand edging flush back surface blade finish-sand front surface blade Try very thin edge blade should thinespecially tip Ed cuts two triangular reinforcements Russian Kevlar aramid cloth make easier first brushes coat two clear nitrate dope stiffen lock fibers reinforcements measure about four inches long tapering about 3/ root reinforcements follow high point blade airfoil centerline Ed makes slight recess balsa blade top bottom Kevlar will fit flush surface flat needle file works well does emery board cut down approximate shape reinforcements Ed attaches Kevlar dope havent much luck getting Keviar stick down dope have resort CyA entire blade given two coats clear August1996 113 Molded prop blades Cut tapered balsa blank mark airfoil high point sand approximate airfoil before molding Soak blade hot water strap form Ace bandage allow dry Curling iron foam cooler simple heater Blade root wrapped Keviar thread Note hardwood edging 450 angle glass cloth Blades edged hardwood sanded reinforced Russian aramid covered lightweight fiberglass cloth B&P Associates Gives Total Flight Line FREEDOM new electnc starter battery pack cuts cord has always tied starter power panel Discover freedom being able start plane wherever added safety less wire get caught prop charge hefty 4 Amp/hour pack will take through weekend flying power enough spare dont stop have Ni-Cads virtually size imaginable cut experimenter free design whatever takes make yours best setup field battery needs call write B&P Associates PO Box 22054 Waco TX 76702-2054 817662-5587 can letter mu model Simple BCDE Pressure Sensitive Water Transfer major decals 11 sizes 11 great colors dope sanded blade covered top bottom light fiberglass cloth weave 450 Note light glass cloths unbalanced weave important keep direction same both blades glass cloth applied thinner make glass cloth easier handle its good idea lightly spray clear nitrate dope before cutting Brush edges blade clear dope allow dry trim excess fiberglass cloth fine sandpaper sharp razor blade Next blade brushed epoxy laminating resin use sponge plenty resin Ed places blade back form vacuum-bags sandwich follows form plastic film three layers paper towel Teflon-coated fiberglass cloth blade another layer Teflon-coated fiberglass cloth three layers paper towels plastic wrap Ed uses masking tape hold together inserts bag Teflon-coated fiberglass cloth available Composite Structures Technology Box 642 Tehachapi CA 93581 paper towels help wick away excess resin leaving just right amount resin about half gram blades weights finished blades vary about 1 gram blade blade use West Systems laminating resin CST thin slow-setting resin should work way Teflon-coated fiberglass cloth reusable dont have vacuum pump might try binding epoxy-coated blade sandwich back down form using rubber strip Ace bandage After epoxy has hardened 24 hours Ed removes blade sands worn 320-grit paper finishes two coats dope Kevlar thread wrap used reinforce root Rather drill hole aluminum connector Ed uses piece thick-walled aluminum tubing twisted balsa blade root leaving balsa plug inside tube tube removed coated structural epoxy glue reinserted tapped prop hub fitting 114 Model Aviation 6-877-1445 J Service & Repairs Most Radio Control Systems Utilizing Calibrated Test Equipment & Spectrum Analyzers Endorsed AMA RCMA Sticker Station #105 Futaba Airtronics JR Ace HiTec Tower Cirrus World Engines & WE USE GENUINE FACTORY REPLACEMENT PARTS Complete 1991 Narrow Banding & Upgrades RCD / HITEC R/C DEALER FCC Licensed Speed Control Repairs Quality Service Fast Turn Around Shipping & Insurance Extra UPS ailCODs VISA MASTERCARD & DISCOVER WELCOMED AMA #256123ARRLWB8YS LORTHEAST SCREEN GRAPHICS 21 FISHtR AVE. EAST LONGMEAOOW MA 01028 TEL 413-525-4110 FAX 413-525-1794 aviation EaIe 435-9232 6042 Norwell Drive West Carroilton Ohio 45449 finished blades light surprisingly stiff Mine weigh about five grams system should work almost size rubber-model prop Although start-to-finish time measured days because drying time about two hours actual working time involved making pair blades Ed Turner can supply both Russian Keviar cloth lightweight glass cloth address 3544 Granada Dr Fort Worth TX 76118 Include stamped selfaddressed envelope list Wakefield supplies sounds like lot work Ed also offering finished Gorban blades made Eugene $50 pair plus postage Blade Forms youd like try method propeller construction conventional laminated blades two sources know blade forms JH Maxwell Aids Advanced Aeromodelling 14 Upper Craigs Stirling FK8 2DG Scotland Joe Maxwell makes wide range blade forms Wakefield Coupe machined obechi required pitch distribution outline shape Custom pitches outlines available Joe also makes undercambered wing jigs D-box molds like information drop Joe letter including couple international reply coupons dollar bill Remember US stamps dont work mailing back another country Superior Props 2412 Tucson Ave Pensacola FL 32526 also makes hardwood forms Send dollar stamped selfaddressed envelope catalog want carve own form might want look up Jim OReillys excellent article May 1978 Model Aviation photocopies available AMAs Membership Department nominal fee piece propeller construction 1988 NFFS Sympo includes some tips laying out carving form same Sympo includes Joe Maxwells article state-of-the-art Wakefield propellers Lots good information UM BAGGING SUPPLIES CARBON FIBER LAMINATES 007 014 022 & 030 Thick NCROHACELL Light Rigid Foam 1 2 3 mm GLASS CLOTH 58 oz/sq yd 7515 20 30 & 4 oz CARBON OR KEVLAR MAT 2 4 5 oz/sq yd CARBON FIBER NO FRAY TAPE CARBON FIBER RIBBON KEVLAR FABRIC TAPE KEVLAR FABRIC 17 oz/sq yd E-Z LAM Epoxy Laminating Resin Send SASE for complete listing products AEROSPACE Composite Products 42 tDss tteD Sunteondo tt94577 St 3522t22 FAX 5 t352202 Source Lightweight Materials IML TEE DEE & REED ENGINES 010S 020S 049S 051S 074S & 09S ALL CUSTOM AND STOCK PARTS ARE AVAILABLE INDIVIDUALLY S 6 COMPETITION ACCESSORIES RACING WHEELS KLOTZ OIL SOLID CONTROL LINES THREE BRANDS OF GLOW PLUGS HARD-TO-FIND HARDWARE OLD TIMER SUPPLIES COILS CONDENSERS PLUGS SILK QUALITY DOPE BRUSHES 5 & 7 LOOP 1/4 GUM BANDS TRANSISTOR IGNITION SYSTEMS RESISTOR HI TENSION LEADS 112A TEXACO PLAYBOY SR KIT d et yours VISA INLY Szqq Also Available Roto Finish Stiletto Color Tile P-Si Sky Harbor RIC Fine Woods 1-800-279-2871 August1996 115 a3uild Strong ano LigfiI EDR- 106 ro servo Rcverser ACPs Advanced Lightweight Materials Plug Pt Sene Revese ite yeu Rz i Wew Yea dene U No messy adjustments Microprocessor accurate neutral U No Jitter U No Drift Neutral 5hif ie temperature changes I] Fuciproof Vibration proof Encapsulated spaceage epoxy SWRALEGAL I601 cu OPOI U Iailable Call info RC Flight Training Beginner advanced tailored indMduai long-time modeler full Size airplane flight instruc tor will make progress fun easy during week stay beautiful far western North Carolina Write call information BC Fight Training U 704 3890968 IWHA LEGALFACE r Engine High Performance AG 4tt MAIL OR PHONE 619 728-4365 VISA IMC WELCOME NO COD MINIMUM ORDER $1000 PLUS JIDE SWRA LEGAL Engine 60-1 pttii Decals available Call info pack
