Jim Fuller Bremerton WA proudly displays P-51 Mustang wearing Israeli camou flage Model built Pilot kit powered K&B 65 Sportster engine Air plane placed third 1989 NW Regional Raiders Round-up Photograph Jim Fuller CONTROL RODS including some types available us will major topic discus sion edition continuing series im provement building flying Control Line Scale models Proper installation control rods pushrods commonly known im portant couple reasons First want model free control system problems second want easy maintenance someThis photo taken Cleveland North Coast Control Liners Annual contest June 1989 Mooney 201 built Bill Lo gan London Ontario using plans CS RC kit prototypes owner asked Bill build static model aircraft RC kit Bill kept plans built du plicate Control Line Precision Scale 201 powered 05 60 Welshan photo sketch shows some various pushrod configurations usable CL Scale some sold primarily RC can readily adapted use CL models thing should go wrong accompanying sketch shows several pushrod types avail able local hobby shop through mail order houses Pushrod sketch probably type commonly used CL modelers con nection between main bellcrank two- threeline type elevator pushrod gener ally made couple pieces /16 %2 music wire Z-bends end piece Z-bend ends installed bellAn oldie goody Norm Skudrens 1930 Franklin Sport model scratch-built 1965 still good shapeit placed third Sport Scale category Norms plane could have done better sufficient documentation rare aircraft era Sources listed text will help locate documentation own vintage aircraft crank elevator control horn prop erly aligned adjusted wrapped light copper wire placed piece brass tubing shown soldered method may fine small mod els presents problems models have wingspans 48 would require music wire much larger sizes / greater re sult very long heavy pushrod addi tion longer pushrod would subjected bending under control loads requiring additional support along its length compli cates installation makes its removal major surgery model almost im Continued page 160 Another Bill Logan model Seechcraft C 45H profile scratch-built own plans Plane spans 54 weighs about 2 lb powered two 05 259 Both took first place respective categories 76 Model Aviation Control Lne Scale Bill Boss 77-06 269th Street New Hyde Park NY 11040 MUSIC WIRE BRASS TUBE SOLDERED Ac4i MUSIC WIRE BALSA OR WOOD DOWEL Bc1~111~ F THREAD WRAPPED & EPOXY GLUED FIXED POSITIONADJUSTABLE C ~YOROD&CASING4 SOL METAL CABLE ROD & NYLON CASING 4 READEDSOLDERED ADJUSTABLEFIXED ENDEND ALUMINUM/GRAPHITE TUBE. DOWEL PLUG GLUED IN TUBING Now i its 7th Big Yearf Tim MID-SoLm-Is G&sr Hoee SHOW MEMPHIS AIRPORT HILTON 1-240 AIRWAYS AT DEMOCRAT MEMPHIS TENNESSEE Mni PrIm$300 pm day Payable door MARCH 3RD & 4TH Matket jimp00 am 600 pin Salurday 1000 am 400 pin Sunday Sodal Boom600 pm Sanzday Daisquet73OpmSaairday Aedinis200pm-Sunday kiemSpecal Room Satin Manphls Model Maikec sd Call 1-800-IiILTONS 901 332-1130MId-South Radio Comtrol Aisoclatlon ibvhywtsmMous CalL 301 398-9791 00 500 daily csr PO Boa 100 Moisphia TN 38116 Radio Control Model Aircraft Manufacturers Product Displays Model Building Workshop Static Scale Display &Judgirig It/C Model CaWRaces Proceeds benefit UFEBLOOD Bone Marrow Registty CL Scale/Boss Continued page 76 possible Most Scale models usually wind up ing tail-heavy side require balancing Therefore should can save weight rear model Pushrod B sketch represents way save weight make longer elevator pushrods resistant 10 bending uses lightweight rigid material length pushrod Music wire threaded rod quick-linktype attachments can used ends material hookup elevator main bellcrank throttle control other operational fea tures type pushrod can made either x A-in hard balsa A-in larger hard wood dowel stick connecting ends shown music wire Z-bends threaded quick-connect links can substituted make rod adjust able Installing ends requires drill hole about two inches end rod 900 bend connector end can inserted end wrapped thread similar material coated epoxy-type glue method provides good rigidity made materials readily available local hobby shops type pushrod requires room fuselage wooden dowels somewhat heavier some other types still lighter type made larger sized music wire Pushrod types C D sketch flex ible C-type utilizes nylon tubing its outer casing Threaded rods quick-connect-type links generally supplied unit come lengths 30 48 depending upon manufacturer Connecting links ends installed screwing threaded ends connecting links inner nylon tube both ends pushrod system can made adjustable type light 36-in length connectors weighs about /2 oz vs 2 oz 36 A-in music wire fairly rigid some support along its length still reccomended D-type utilizes flexible stranded metal ca ble sliding within nylon tube cable mea sures about /16 diameter comes lengths 20 48 depending manufac turer Connecting links ends soldered place can stationary threaded ad justable type type pushrod very flexible weighs bit over /2 oz 36-in length connec tors does require considerable support used long lengths Because its flexibility system would good throttle control link age necessary bypass fuel tank tight quarters type can easily shaped care must taken make bends too sharp Friction builds very rapidly tightness bend Remember want controls operate smoothly effortlessly possible nylon metal cable-type pushrods can purchased both Du-Bro Sullivan Products Type E sketch last example repre sents rigid-tube type pushrod might made aluminum arrow shafts graphite fiberglass often made aluminum come various thicknesses lengths Arrow shafts very strong light excellent job resisting bending placed compres sion can found archery supply shops Graphite pushrods Sig extremely light come 32-in lengths include end fit tings said stronger stiffer balsa sticks hardwood dowels aluminum tubes Example E shows typical construction used aluminum graphite tubes After tube end connector rods cut desired length /16 hole drilled wall tube about two inches end tube end connector rod bent 900 serted through tube newly drilled hole plug made dowel appropriate size shown sketch epoxied shaft hold connector rod permanently place fiberglass pushrods available Dave Brown Products include fiberglass tube five end fittings two drilled /16 piano wire two drilled Kwik-Link rods double-drilled two rods Y-type pushrod Remember object making control system make work smoothly maintenance free possible good control sys tem allows both smooth flying longevity Before ending subject let remind put either plastic rubber tubing spring retainer quick-link-type connectors might use act keep wishbone-like end opening up during flight allowing control horn slip off pivot pin link dont want shorten planes life because connector opened flight Scale documentation source recently became AFTER YOU DID ALL THE WORK WHY LET YOUR AIRPLANE DO ALL THE FLYING INFO $300 AWARDED Grand Champion Reserve Grand Champion Ultralight 1989 Sun-N-Fun Fly-In BUILD & FLY THE miniMAX YOURSELF 3 Axis Control * Easy Construction TEAM INC BOX 338M BRADYVILLE TN 37026 615 765-5397 160 Model Aviation M AuctIon Flea Market DoorPrizes Banquet Model Video * Computer Designed * Part 103 Ultralight * Wood Construction IULTIMATESPORT RC 255 East Ashland/PO Box 727/Soda Springs Idaho MINI-ELECTRIC PROPS $1495 disengage Free snaps sets motor $1795 Ider 7S leads Quick irt Motor 30 size models siass 02 fool engine MINI POWER AT ITS BEST LIGHT WEIGHT MOTO IIY-lO 7 1 gear ratio Wheeling 19 grams HY-lOR Same lIY-7lJ s Disconnects Slide Bs HY-70 II HY-42 Improved version lIt-48 - - mm aware two journals believe great doc umentation sources interested aircraft manufactured early 1900s about 1940 two journals JVW Aero covers planes 1900 1910 Skyways covers planes 1920 about 1940 Both jour nals published quarterly World War Aeroplane Inc 15 Crescent Road Poughkeep sie NY 12601 intended use avi ation enthusiasts types including full-scale builders historians museum curators collec tors restorers modeler wants best information early vintage aircraft addition two journals World War Aeroplane has 40-page Master Materials List tabulates inventory full-scale model airplane plans both planes engines Some plans copies originals full partial sets others redrawn originals still others developed correctly accu rately possible available drawings man uals photographs journals contain such items technical drawings scads photographs Scale modeling material information paint color histori cal research other features interest am sure publications would wel come addition aviation library anyone deeply interested vintage aircraft full details membership/subscription rates please write World War Aeroplane Inc address shown above Please send ideas contest reports especially photos CL Scale activities address very top column [ responding advertisers mention read about ModelAviation QUICK CHARGE T ANT START COST PRO vL111 Includes HY-70 5-6 Csnoectst Accost VI-iliR Same VL-111 hot ro substitute B-f VL-1ll2 Includes HY-42 Mater P-i Pro Charge Plug Csrd Accessor $2495 Props Charge Cord sed spacers etc $2795 Remote Battery Holder above add $300 $3295 ry SJ-5 Switch discs CL Aerobatics/McMiIIan Continued page 77 Tips Have ever wondered small wood plane never produced transparent balsa shavings way everyone said should Well youre alone hope make super tools perform properly Like tools must tuned extract full potential really two areas address blade alignment surface flatness surface sole plane can flattened placing some 400 wet-or-dry sandpaper plate glass carefully dressing plane figure-of-eight pattern will quickly see true surface Continue process until entire sole flat Now look blade want have edge parallel surface sole exam blade sits sole edge relation flat sole will probably find adjustments necessary some careful work small files thats re quired Thirty minutes small investment gain return hours real pleasure using small planes Try will amazed CL Combat/Johnson Continued page 78 light yet about benefits strong light material Model Research Labs 25108 Marguerite #160 Mission Viejo CA 92692 Bradley ERiES $1595 ht Butteries Rerpores $3795 iy Vt Flight Battery VL Field box $995 1295 1295 1595 m 1295 1595 U 12 95 fl Model Products 1337 Pine Sap Ct Orlando FL 32825 would both like show way high performance through use composites Jim Bradley sends out nice little newsletter information sheet items sells Curt Stevens MRL sends out small book Send either both stamped self-addressed envelope SASE youll receive some good information products may put winners circle MRL section some adhesive tests theyd done bonding cured carbon fiber wood adhesives rated scale 1 to 10 being best Plasti-Stic made PlC rated 10 Flex Zap made Pacer Technology 78 Some 24-hour epoxy 29 lowly five-minute epoxy model cement cellar 10 Most other manufacturers will soon have products similar Plasti-Stic remember using clean grease fin gerprints off carbon acetone similar solvent before applying adhesive Carbon doesnt much good doesnt stick what want strengthen MRL also strength-to-weight chart building materials Balsa spruce good oldfashioned fiberglass would rated around 10 Kevlar 382 carbon little higher 395 carbon fiber pulltrusion 485 boron 585 Boron isnt suggested use unless youre very sophisticated using types materi als fibers dangerous just what want lying around shop Keep mind above ratings based weight strength Spruce about three times strong balsa its also about three times heavy wont making 80-layer 4 Championship Design Outstanding4 Strong & Stable New Combat/SportS4 FastEasyAssembly Plane4 High Performance Includes Complete Hardware ine NoC Included 0 Bellerank outs s Htnges s & Nuts $100 catalog Prectston Foam Wzng Corescontrol-line combat specialties TIEDealer & Disonibusor Inquiries Welcome 760 Waltonville Road elstown PA 17036 566-3810 March 1990 161 Made America American Technology RJL Manufactures USA RJL RIC & U/C ENGINES 15 thru 61 Forster Giow & ignition Engines FACTORY PARTS & SERVICE FOR HB Engines Cox Conquest 15 Kraft 61 Taipan 40 HGK Engines Testor/McCoy Series 21 Forster Remco Viking twin Cart onCe free joformaCion RJL Industries PO Box 5 Sierra MacWe CA 91025 818 359-0016
Edition: Model Aviation - 1990/03
Page Numbers: 76, 160, 161
Jim Fuller Bremerton WA proudly displays P-51 Mustang wearing Israeli camou flage Model built Pilot kit powered K&B 65 Sportster engine Air plane placed third 1989 NW Regional Raiders Round-up Photograph Jim Fuller CONTROL RODS including some types available us will major topic discus sion edition continuing series im provement building flying Control Line Scale models Proper installation control rods pushrods commonly known im portant couple reasons First want model free control system problems second want easy maintenance someThis photo taken Cleveland North Coast Control Liners Annual contest June 1989 Mooney 201 built Bill Lo gan London Ontario using plans CS RC kit prototypes owner asked Bill build static model aircraft RC kit Bill kept plans built du plicate Control Line Precision Scale 201 powered 05 60 Welshan photo sketch shows some various pushrod configurations usable CL Scale some sold primarily RC can readily adapted use CL models thing should go wrong accompanying sketch shows several pushrod types avail able local hobby shop through mail order houses Pushrod sketch probably type commonly used CL modelers con nection between main bellcrank two- threeline type elevator pushrod gener ally made couple pieces /16 %2 music wire Z-bends end piece Z-bend ends installed bellAn oldie goody Norm Skudrens 1930 Franklin Sport model scratch-built 1965 still good shapeit placed third Sport Scale category Norms plane could have done better sufficient documentation rare aircraft era Sources listed text will help locate documentation own vintage aircraft crank elevator control horn prop erly aligned adjusted wrapped light copper wire placed piece brass tubing shown soldered method may fine small mod els presents problems models have wingspans 48 would require music wire much larger sizes / greater re sult very long heavy pushrod addi tion longer pushrod would subjected bending under control loads requiring additional support along its length compli cates installation makes its removal major surgery model almost im Continued page 160 Another Bill Logan model Seechcraft C 45H profile scratch-built own plans Plane spans 54 weighs about 2 lb powered two 05 259 Both took first place respective categories 76 Model Aviation Control Lne Scale Bill Boss 77-06 269th Street New Hyde Park NY 11040 MUSIC WIRE BRASS TUBE SOLDERED Ac4i MUSIC WIRE BALSA OR WOOD DOWEL Bc1~111~ F THREAD WRAPPED & EPOXY GLUED FIXED POSITIONADJUSTABLE C ~YOROD&CASING4 SOL METAL CABLE ROD & NYLON CASING 4 READEDSOLDERED ADJUSTABLEFIXED ENDEND ALUMINUM/GRAPHITE TUBE. DOWEL PLUG GLUED IN TUBING Now i its 7th Big Yearf Tim MID-SoLm-Is G&sr Hoee SHOW MEMPHIS AIRPORT HILTON 1-240 AIRWAYS AT DEMOCRAT MEMPHIS TENNESSEE Mni PrIm$300 pm day Payable door MARCH 3RD & 4TH Matket jimp00 am 600 pin Salurday 1000 am 400 pin Sunday Sodal Boom600 pm Sanzday Daisquet73OpmSaairday Aedinis200pm-Sunday kiemSpecal Room Satin Manphls Model Maikec sd Call 1-800-IiILTONS 901 332-1130MId-South Radio Comtrol Aisoclatlon ibvhywtsmMous CalL 301 398-9791 00 500 daily csr PO Boa 100 Moisphia TN 38116 Radio Control Model Aircraft Manufacturers Product Displays Model Building Workshop Static Scale Display &Judgirig It/C Model CaWRaces Proceeds benefit UFEBLOOD Bone Marrow Registty CL Scale/Boss Continued page 76 possible Most Scale models usually wind up ing tail-heavy side require balancing Therefore should can save weight rear model Pushrod B sketch represents way save weight make longer elevator pushrods resistant 10 bending uses lightweight rigid material length pushrod Music wire threaded rod quick-linktype attachments can used ends material hookup elevator main bellcrank throttle control other operational fea tures type pushrod can made either x A-in hard balsa A-in larger hard wood dowel stick connecting ends shown music wire Z-bends threaded quick-connect links can substituted make rod adjust able Installing ends requires drill hole about two inches end rod 900 bend connector end can inserted end wrapped thread similar material coated epoxy-type glue method provides good rigidity made materials readily available local hobby shops type pushrod requires room fuselage wooden dowels somewhat heavier some other types still lighter type made larger sized music wire Pushrod types C D sketch flex ible C-type utilizes nylon tubing its outer casing Threaded rods quick-connect-type links generally supplied unit come lengths 30 48 depending upon manufacturer Connecting links ends installed screwing threaded ends connecting links inner nylon tube both ends pushrod system can made adjustable type light 36-in length connectors weighs about /2 oz vs 2 oz 36 A-in music wire fairly rigid some support along its length still reccomended D-type utilizes flexible stranded metal ca ble sliding within nylon tube cable mea sures about /16 diameter comes lengths 20 48 depending manufac turer Connecting links ends soldered place can stationary threaded ad justable type type pushrod very flexible weighs bit over /2 oz 36-in length connec tors does require considerable support used long lengths Because its flexibility system would good throttle control link age necessary bypass fuel tank tight quarters type can easily shaped care must taken make bends too sharp Friction builds very rapidly tightness bend Remember want controls operate smoothly effortlessly possible nylon metal cable-type pushrods can purchased both Du-Bro Sullivan Products Type E sketch last example repre sents rigid-tube type pushrod might made aluminum arrow shafts graphite fiberglass often made aluminum come various thicknesses lengths Arrow shafts very strong light excellent job resisting bending placed compres sion can found archery supply shops Graphite pushrods Sig extremely light come 32-in lengths include end fit tings said stronger stiffer balsa sticks hardwood dowels aluminum tubes Example E shows typical construction used aluminum graphite tubes After tube end connector rods cut desired length /16 hole drilled wall tube about two inches end tube end connector rod bent 900 serted through tube newly drilled hole plug made dowel appropriate size shown sketch epoxied shaft hold connector rod permanently place fiberglass pushrods available Dave Brown Products include fiberglass tube five end fittings two drilled /16 piano wire two drilled Kwik-Link rods double-drilled two rods Y-type pushrod Remember object making control system make work smoothly maintenance free possible good control sys tem allows both smooth flying longevity Before ending subject let remind put either plastic rubber tubing spring retainer quick-link-type connectors might use act keep wishbone-like end opening up during flight allowing control horn slip off pivot pin link dont want shorten planes life because connector opened flight Scale documentation source recently became AFTER YOU DID ALL THE WORK WHY LET YOUR AIRPLANE DO ALL THE FLYING INFO $300 AWARDED Grand Champion Reserve Grand Champion Ultralight 1989 Sun-N-Fun Fly-In BUILD & FLY THE miniMAX YOURSELF 3 Axis Control * Easy Construction TEAM INC BOX 338M BRADYVILLE TN 37026 615 765-5397 160 Model Aviation M AuctIon Flea Market DoorPrizes Banquet Model Video * Computer Designed * Part 103 Ultralight * Wood Construction IULTIMATESPORT RC 255 East Ashland/PO Box 727/Soda Springs Idaho MINI-ELECTRIC PROPS $1495 disengage Free snaps sets motor $1795 Ider 7S leads Quick irt Motor 30 size models siass 02 fool engine MINI POWER AT ITS BEST LIGHT WEIGHT MOTO IIY-lO 7 1 gear ratio Wheeling 19 grams HY-lOR Same lIY-7lJ s Disconnects Slide Bs HY-70 II HY-42 Improved version lIt-48 - - mm aware two journals believe great doc umentation sources interested aircraft manufactured early 1900s about 1940 two journals JVW Aero covers planes 1900 1910 Skyways covers planes 1920 about 1940 Both jour nals published quarterly World War Aeroplane Inc 15 Crescent Road Poughkeep sie NY 12601 intended use avi ation enthusiasts types including full-scale builders historians museum curators collec tors restorers modeler wants best information early vintage aircraft addition two journals World War Aeroplane has 40-page Master Materials List tabulates inventory full-scale model airplane plans both planes engines Some plans copies originals full partial sets others redrawn originals still others developed correctly accu rately possible available drawings man uals photographs journals contain such items technical drawings scads photographs Scale modeling material information paint color histori cal research other features interest am sure publications would wel come addition aviation library anyone deeply interested vintage aircraft full details membership/subscription rates please write World War Aeroplane Inc address shown above Please send ideas contest reports especially photos CL Scale activities address very top column [ responding advertisers mention read about ModelAviation QUICK CHARGE T ANT START COST PRO vL111 Includes HY-70 5-6 Csnoectst Accost VI-iliR Same VL-111 hot ro substitute B-f VL-1ll2 Includes HY-42 Mater P-i Pro Charge Plug Csrd Accessor $2495 Props Charge Cord sed spacers etc $2795 Remote Battery Holder above add $300 $3295 ry SJ-5 Switch discs CL Aerobatics/McMiIIan Continued page 77 Tips Have ever wondered small wood plane never produced transparent balsa shavings way everyone said should Well youre alone hope make super tools perform properly Like tools must tuned extract full potential really two areas address blade alignment surface flatness surface sole plane can flattened placing some 400 wet-or-dry sandpaper plate glass carefully dressing plane figure-of-eight pattern will quickly see true surface Continue process until entire sole flat Now look blade want have edge parallel surface sole exam blade sits sole edge relation flat sole will probably find adjustments necessary some careful work small files thats re quired Thirty minutes small investment gain return hours real pleasure using small planes Try will amazed CL Combat/Johnson Continued page 78 light yet about benefits strong light material Model Research Labs 25108 Marguerite #160 Mission Viejo CA 92692 Bradley ERiES $1595 ht Butteries Rerpores $3795 iy Vt Flight Battery VL Field box $995 1295 1295 1595 m 1295 1595 U 12 95 fl Model Products 1337 Pine Sap Ct Orlando FL 32825 would both like show way high performance through use composites Jim Bradley sends out nice little newsletter information sheet items sells Curt Stevens MRL sends out small book Send either both stamped self-addressed envelope SASE youll receive some good information products may put winners circle MRL section some adhesive tests theyd done bonding cured carbon fiber wood adhesives rated scale 1 to 10 being best Plasti-Stic made PlC rated 10 Flex Zap made Pacer Technology 78 Some 24-hour epoxy 29 lowly five-minute epoxy model cement cellar 10 Most other manufacturers will soon have products similar Plasti-Stic remember using clean grease fin gerprints off carbon acetone similar solvent before applying adhesive Carbon doesnt much good doesnt stick what want strengthen MRL also strength-to-weight chart building materials Balsa spruce good oldfashioned fiberglass would rated around 10 Kevlar 382 carbon little higher 395 carbon fiber pulltrusion 485 boron 585 Boron isnt suggested use unless youre very sophisticated using types materi als fibers dangerous just what want lying around shop Keep mind above ratings based weight strength Spruce about three times strong balsa its also about three times heavy wont making 80-layer 4 Championship Design Outstanding4 Strong & Stable New Combat/SportS4 FastEasyAssembly Plane4 High Performance Includes Complete Hardware ine NoC Included 0 Bellerank outs s Htnges s & Nuts $100 catalog Prectston Foam Wzng Corescontrol-line combat specialties TIEDealer & Disonibusor Inquiries Welcome 760 Waltonville Road elstown PA 17036 566-3810 March 1990 161 Made America American Technology RJL Manufactures USA RJL RIC & U/C ENGINES 15 thru 61 Forster Giow & ignition Engines FACTORY PARTS & SERVICE FOR HB Engines Cox Conquest 15 Kraft 61 Taipan 40 HGK Engines Testor/McCoy Series 21 Forster Remco Viking twin Cart onCe free joformaCion RJL Industries PO Box 5 Sierra MacWe CA 91025 818 359-0016
Edition: Model Aviation - 1990/03
Page Numbers: 76, 160, 161
Jim Fuller Bremerton WA proudly displays P-51 Mustang wearing Israeli camou flage Model built Pilot kit powered K&B 65 Sportster engine Air plane placed third 1989 NW Regional Raiders Round-up Photograph Jim Fuller CONTROL RODS including some types available us will major topic discus sion edition continuing series im provement building flying Control Line Scale models Proper installation control rods pushrods commonly known im portant couple reasons First want model free control system problems second want easy maintenance someThis photo taken Cleveland North Coast Control Liners Annual contest June 1989 Mooney 201 built Bill Lo gan London Ontario using plans CS RC kit prototypes owner asked Bill build static model aircraft RC kit Bill kept plans built du plicate Control Line Precision Scale 201 powered 05 60 Welshan photo sketch shows some various pushrod configurations usable CL Scale some sold primarily RC can readily adapted use CL models thing should go wrong accompanying sketch shows several pushrod types avail able local hobby shop through mail order houses Pushrod sketch probably type commonly used CL modelers con nection between main bellcrank two- threeline type elevator pushrod gener ally made couple pieces /16 %2 music wire Z-bends end piece Z-bend ends installed bellAn oldie goody Norm Skudrens 1930 Franklin Sport model scratch-built 1965 still good shapeit placed third Sport Scale category Norms plane could have done better sufficient documentation rare aircraft era Sources listed text will help locate documentation own vintage aircraft crank elevator control horn prop erly aligned adjusted wrapped light copper wire placed piece brass tubing shown soldered method may fine small mod els presents problems models have wingspans 48 would require music wire much larger sizes / greater re sult very long heavy pushrod addi tion longer pushrod would subjected bending under control loads requiring additional support along its length compli cates installation makes its removal major surgery model almost im Continued page 160 Another Bill Logan model Seechcraft C 45H profile scratch-built own plans Plane spans 54 weighs about 2 lb powered two 05 259 Both took first place respective categories 76 Model Aviation Control Lne Scale Bill Boss 77-06 269th Street New Hyde Park NY 11040 MUSIC WIRE BRASS TUBE SOLDERED Ac4i MUSIC WIRE BALSA OR WOOD DOWEL Bc1~111~ F THREAD WRAPPED & EPOXY GLUED FIXED POSITIONADJUSTABLE C ~YOROD&CASING4 SOL METAL CABLE ROD & NYLON CASING 4 READEDSOLDERED ADJUSTABLEFIXED ENDEND ALUMINUM/GRAPHITE TUBE. DOWEL PLUG GLUED IN TUBING Now i its 7th Big Yearf Tim MID-SoLm-Is G&sr Hoee SHOW MEMPHIS AIRPORT HILTON 1-240 AIRWAYS AT DEMOCRAT MEMPHIS TENNESSEE Mni PrIm$300 pm day Payable door MARCH 3RD & 4TH Matket jimp00 am 600 pin Salurday 1000 am 400 pin Sunday Sodal Boom600 pm Sanzday Daisquet73OpmSaairday Aedinis200pm-Sunday kiemSpecal Room Satin Manphls Model Maikec sd Call 1-800-IiILTONS 901 332-1130MId-South Radio Comtrol Aisoclatlon ibvhywtsmMous CalL 301 398-9791 00 500 daily csr PO Boa 100 Moisphia TN 38116 Radio Control Model Aircraft Manufacturers Product Displays Model Building Workshop Static Scale Display &Judgirig It/C Model CaWRaces Proceeds benefit UFEBLOOD Bone Marrow Registty CL Scale/Boss Continued page 76 possible Most Scale models usually wind up ing tail-heavy side require balancing Therefore should can save weight rear model Pushrod B sketch represents way save weight make longer elevator pushrods resistant 10 bending uses lightweight rigid material length pushrod Music wire threaded rod quick-linktype attachments can used ends material hookup elevator main bellcrank throttle control other operational fea tures type pushrod can made either x A-in hard balsa A-in larger hard wood dowel stick connecting ends shown music wire Z-bends threaded quick-connect links can substituted make rod adjust able Installing ends requires drill hole about two inches end rod 900 bend connector end can inserted end wrapped thread similar material coated epoxy-type glue method provides good rigidity made materials readily available local hobby shops type pushrod requires room fuselage wooden dowels somewhat heavier some other types still lighter type made larger sized music wire Pushrod types C D sketch flex ible C-type utilizes nylon tubing its outer casing Threaded rods quick-connect-type links generally supplied unit come lengths 30 48 depending upon manufacturer Connecting links ends installed screwing threaded ends connecting links inner nylon tube both ends pushrod system can made adjustable type light 36-in length connectors weighs about /2 oz vs 2 oz 36 A-in music wire fairly rigid some support along its length still reccomended D-type utilizes flexible stranded metal ca ble sliding within nylon tube cable mea sures about /16 diameter comes lengths 20 48 depending manufac turer Connecting links ends soldered place can stationary threaded ad justable type type pushrod very flexible weighs bit over /2 oz 36-in length connec tors does require considerable support used long lengths Because its flexibility system would good throttle control link age necessary bypass fuel tank tight quarters type can easily shaped care must taken make bends too sharp Friction builds very rapidly tightness bend Remember want controls operate smoothly effortlessly possible nylon metal cable-type pushrods can purchased both Du-Bro Sullivan Products Type E sketch last example repre sents rigid-tube type pushrod might made aluminum arrow shafts graphite fiberglass often made aluminum come various thicknesses lengths Arrow shafts very strong light excellent job resisting bending placed compres sion can found archery supply shops Graphite pushrods Sig extremely light come 32-in lengths include end fit tings said stronger stiffer balsa sticks hardwood dowels aluminum tubes Example E shows typical construction used aluminum graphite tubes After tube end connector rods cut desired length /16 hole drilled wall tube about two inches end tube end connector rod bent 900 serted through tube newly drilled hole plug made dowel appropriate size shown sketch epoxied shaft hold connector rod permanently place fiberglass pushrods available Dave Brown Products include fiberglass tube five end fittings two drilled /16 piano wire two drilled Kwik-Link rods double-drilled two rods Y-type pushrod Remember object making control system make work smoothly maintenance free possible good control sys tem allows both smooth flying longevity Before ending subject let remind put either plastic rubber tubing spring retainer quick-link-type connectors might use act keep wishbone-like end opening up during flight allowing control horn slip off pivot pin link dont want shorten planes life because connector opened flight Scale documentation source recently became AFTER YOU DID ALL THE WORK WHY LET YOUR AIRPLANE DO ALL THE FLYING INFO $300 AWARDED Grand Champion Reserve Grand Champion Ultralight 1989 Sun-N-Fun Fly-In BUILD & FLY THE miniMAX YOURSELF 3 Axis Control * Easy Construction TEAM INC BOX 338M BRADYVILLE TN 37026 615 765-5397 160 Model Aviation M AuctIon Flea Market DoorPrizes Banquet Model Video * Computer Designed * Part 103 Ultralight * Wood Construction IULTIMATESPORT RC 255 East Ashland/PO Box 727/Soda Springs Idaho MINI-ELECTRIC PROPS $1495 disengage Free snaps sets motor $1795 Ider 7S leads Quick irt Motor 30 size models siass 02 fool engine MINI POWER AT ITS BEST LIGHT WEIGHT MOTO IIY-lO 7 1 gear ratio Wheeling 19 grams HY-lOR Same lIY-7lJ s Disconnects Slide Bs HY-70 II HY-42 Improved version lIt-48 - - mm aware two journals believe great doc umentation sources interested aircraft manufactured early 1900s about 1940 two journals JVW Aero covers planes 1900 1910 Skyways covers planes 1920 about 1940 Both jour nals published quarterly World War Aeroplane Inc 15 Crescent Road Poughkeep sie NY 12601 intended use avi ation enthusiasts types including full-scale builders historians museum curators collec tors restorers modeler wants best information early vintage aircraft addition two journals World War Aeroplane has 40-page Master Materials List tabulates inventory full-scale model airplane plans both planes engines Some plans copies originals full partial sets others redrawn originals still others developed correctly accu rately possible available drawings man uals photographs journals contain such items technical drawings scads photographs Scale modeling material information paint color histori cal research other features interest am sure publications would wel come addition aviation library anyone deeply interested vintage aircraft full details membership/subscription rates please write World War Aeroplane Inc address shown above Please send ideas contest reports especially photos CL Scale activities address very top column [ responding advertisers mention read about ModelAviation QUICK CHARGE T ANT START COST PRO vL111 Includes HY-70 5-6 Csnoectst Accost VI-iliR Same VL-111 hot ro substitute B-f VL-1ll2 Includes HY-42 Mater P-i Pro Charge Plug Csrd Accessor $2495 Props Charge Cord sed spacers etc $2795 Remote Battery Holder above add $300 $3295 ry SJ-5 Switch discs CL Aerobatics/McMiIIan Continued page 77 Tips Have ever wondered small wood plane never produced transparent balsa shavings way everyone said should Well youre alone hope make super tools perform properly Like tools must tuned extract full potential really two areas address blade alignment surface flatness surface sole plane can flattened placing some 400 wet-or-dry sandpaper plate glass carefully dressing plane figure-of-eight pattern will quickly see true surface Continue process until entire sole flat Now look blade want have edge parallel surface sole exam blade sits sole edge relation flat sole will probably find adjustments necessary some careful work small files thats re quired Thirty minutes small investment gain return hours real pleasure using small planes Try will amazed CL Combat/Johnson Continued page 78 light yet about benefits strong light material Model Research Labs 25108 Marguerite #160 Mission Viejo CA 92692 Bradley ERiES $1595 ht Butteries Rerpores $3795 iy Vt Flight Battery VL Field box $995 1295 1295 1595 m 1295 1595 U 12 95 fl Model Products 1337 Pine Sap Ct Orlando FL 32825 would both like show way high performance through use composites Jim Bradley sends out nice little newsletter information sheet items sells Curt Stevens MRL sends out small book Send either both stamped self-addressed envelope SASE youll receive some good information products may put winners circle MRL section some adhesive tests theyd done bonding cured carbon fiber wood adhesives rated scale 1 to 10 being best Plasti-Stic made PlC rated 10 Flex Zap made Pacer Technology 78 Some 24-hour epoxy 29 lowly five-minute epoxy model cement cellar 10 Most other manufacturers will soon have products similar Plasti-Stic remember using clean grease fin gerprints off carbon acetone similar solvent before applying adhesive Carbon doesnt much good doesnt stick what want strengthen MRL also strength-to-weight chart building materials Balsa spruce good oldfashioned fiberglass would rated around 10 Kevlar 382 carbon little higher 395 carbon fiber pulltrusion 485 boron 585 Boron isnt suggested use unless youre very sophisticated using types materi als fibers dangerous just what want lying around shop Keep mind above ratings based weight strength Spruce about three times strong balsa its also about three times heavy wont making 80-layer 4 Championship Design Outstanding4 Strong & Stable New Combat/SportS4 FastEasyAssembly Plane4 High Performance Includes Complete Hardware ine NoC Included 0 Bellerank outs s Htnges s & Nuts $100 catalog Prectston Foam Wzng Corescontrol-line combat specialties TIEDealer & Disonibusor Inquiries Welcome 760 Waltonville Road elstown PA 17036 566-3810 March 1990 161 Made America American Technology RJL Manufactures USA RJL RIC & U/C ENGINES 15 thru 61 Forster Giow & ignition Engines FACTORY PARTS & SERVICE FOR HB Engines Cox Conquest 15 Kraft 61 Taipan 40 HGK Engines Testor/McCoy Series 21 Forster Remco Viking twin Cart onCe free joformaCion RJL Industries PO Box 5 Sierra MacWe CA 91025 818 359-0016