FIRST offering fabulous Steve Hills Arrowplane comes Core House Send $1595 youll get wing cores plans carbon/glass arrow shaft Shipping han dling per order $3 really nice catalog available merely buck dont have Core Houses address written wall shop get out felt-tip marker copy down Core House 760 Wal tonville Rd Hummelstown PA 17036 Gotcha series models still available 460 Gotcha 460 Gotcha Deluxe being very popular around Fast Combat circles Winter best time get orders kits coming season manufacturers report booming business Docs Generix fac ing backlog because custom work tip picked up newsletters con cerned cutting foam cores person said dispensed using nichrome wire using 012 014 music wire because cut easily inexpensive Now know what old Scale Racing lines Duke Fox tells story about asked employee make up set flying lines guy found roll platinum wire used make glow plug elements made very expensive set lines out expected have some wonderful pictures Houston Classic got rained out Sunday afternoonwhen finally chance get camera out model Greg Hill holding pic ture used against Don Cranfil best Combat matches Ive ever seen Greg turned right around flew another match Mike Petri almost exciting Unfortu nately Greg lost both matches Mike Petri flying next round got strong electrical shock crashed model Within 20 minutes storm going full force field under foot water January 13-14 1990 will find everyone Tuc son AZ settle up Arizona contest will first thousand-dollar meet 1990 season Money Meet Los Angeles follow Bladder Grabber Texas Classic close things About half people talked about idea formal Combat tour seemed favor other half seemed want just let things roll along naturally Nature seems have done pretty well four major meets Nats falls line some big time prizes money would dedicated flier could ask As case Free Flight community Nats esteemed about third fourth line behind other special meets seems Nats should really have very important role determining true National Combat Cham pion Remember movie Graduate guy tells Dustin Hoffman about carbon fiber No OK plastic hed modeler whod glimpsed future would have said carbon fiber us havent seen Continued page 161 Magnesium engine mounts Lalso available aluminum less money very-heavy-duty belicrank Fast Combat T&M Hous ton TX Mounts come drilled tapped engine spacing Heres heart R lightweight Fast Combat model carbon fiber arrow shaft has belicrank mount attached Keviar thread Black Max glue Harwood engine mounts attach block Black Max too Wing spars go notch behind mounts Most Fast models would have engine snug against rear block lessen overall weight 78 Model Aviation Confrol Line Combat Charlie Johnson 3716 Ingraham St San Diego CA 92109 three fast Combat fliers show us th Tomicich flies Team Monoboom Greg Hill sports Texas Fast foam-w, first major meet rained out real shame because things going well latest AAC aluminum piston running chrome-plated aluminum cylinder sleeve setups Fox engine Mike Wisniewski Price Brace yourself before read answer Charlies column 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 Stock No Description __ _____ I _____ ______________ . HANDLING CHARGE k order creit Card order $490 COO Order Nnm trnt ElMasterCard ElVisa ElAmerExp Card No EJShip CODEMy Check oni~4 eJ Oty Amount Sub Total 7% Tax TN Only Handling TOTAL iaa order _____ HoBIWIUBY use order blank _____ call 615 373-1444 7in Exp DateI MA ml laminates require special drills saw blades work Some interesting useful prod ucts sold two suppliers include com mon carbon tow comes roll can used reinforce spars types joints Its like soft flat string either 6000 12000 strands Carbon fiber fabric unidirectional material carbon aligned direction Threads S-glass woven across grain hold place Its great stuff running engine mounts back spar foamwinged planes S-glass successor regular fiberglass about 45% stronger regular stuff Theres 35-oz cloth new ultralight weight 5-oz version lighter silk Most us have used another weight fiberglass few have used Kevlar Curt likens leather very tough very rig id Theres lightweight cloth 29 grams per yard 59-gram material heavyweight 176gram cloth laying up fuselages cowls etc Kevlar very difficult cut need some special scissors available through MRL $10 Thats lot less what quoted local store Wrapping joints good use 010-in Key lar thread Carbon very rigid much like eggshell brittle whereas Kevlar has good impact vibration resistance MRL suggests using thread wrap around spar assemblies keep shear web separating spar cap strip especially carbon fiber pulltru sion material used latter stuff 035 thick has very low epoxy content 28% As car bon fabric strands oriented way I-beam section used may overkill models such keeping spar locked solidly foam wing about impor tant strength spar MRL offers Mylar covering might per fect certain types models weighs 3/4 oz per 1000 sq about what takes current models remember theres both top bottom cover Curt claims mate rial pretty stable doesnt sag latest FasCal weve using keeps its trim about weekend until sun comes out leave model hot car Russians superior covering material stayed tight strong seams almost impossible discover Both MRL Bradley Model Products have great products information should send off SASE today fact sheets Theyve got lot experience field itll save lot time head aches long run hope youre still sitting down possibly sleeping now Ill give information Wisniewski AAC engine price go ing $110 per copy superior way setups available through Pete Athans well Mike Wisniewski dont already have number youd best drop line Ill send want guys out shop phone Ill out country entire month February have information com ments youd better write fast CL Racing/Ballard Continued page 79 gine offset optional 6 No additional wing sheeting will allowed Wing airfoil fuselage thickness must remain unchanged 7 Landing gear must two-wheel sideby-side type minimum five inches tween wheels Wheels must least two inches diameter Tail wheels allowed 8 The finish must colorful representa tiveof real race plane canopy either contrasting color outlined contrasting color Racing numbers shall placed side fuselage upper side left wing Decals furnished kit recoinContinued page 166 162 Model Aviation Name Street Address City
Edition: Model Aviation - 1990/03
Page Numbers: 78, 161, 162
FIRST offering fabulous Steve Hills Arrowplane comes Core House Send $1595 youll get wing cores plans carbon/glass arrow shaft Shipping han dling per order $3 really nice catalog available merely buck dont have Core Houses address written wall shop get out felt-tip marker copy down Core House 760 Wal tonville Rd Hummelstown PA 17036 Gotcha series models still available 460 Gotcha 460 Gotcha Deluxe being very popular around Fast Combat circles Winter best time get orders kits coming season manufacturers report booming business Docs Generix fac ing backlog because custom work tip picked up newsletters con cerned cutting foam cores person said dispensed using nichrome wire using 012 014 music wire because cut easily inexpensive Now know what old Scale Racing lines Duke Fox tells story about asked employee make up set flying lines guy found roll platinum wire used make glow plug elements made very expensive set lines out expected have some wonderful pictures Houston Classic got rained out Sunday afternoonwhen finally chance get camera out model Greg Hill holding pic ture used against Don Cranfil best Combat matches Ive ever seen Greg turned right around flew another match Mike Petri almost exciting Unfortu nately Greg lost both matches Mike Petri flying next round got strong electrical shock crashed model Within 20 minutes storm going full force field under foot water January 13-14 1990 will find everyone Tuc son AZ settle up Arizona contest will first thousand-dollar meet 1990 season Money Meet Los Angeles follow Bladder Grabber Texas Classic close things About half people talked about idea formal Combat tour seemed favor other half seemed want just let things roll along naturally Nature seems have done pretty well four major meets Nats falls line some big time prizes money would dedicated flier could ask As case Free Flight community Nats esteemed about third fourth line behind other special meets seems Nats should really have very important role determining true National Combat Cham pion Remember movie Graduate guy tells Dustin Hoffman about carbon fiber No OK plastic hed modeler whod glimpsed future would have said carbon fiber us havent seen Continued page 161 Magnesium engine mounts Lalso available aluminum less money very-heavy-duty belicrank Fast Combat T&M Hous ton TX Mounts come drilled tapped engine spacing Heres heart R lightweight Fast Combat model carbon fiber arrow shaft has belicrank mount attached Keviar thread Black Max glue Harwood engine mounts attach block Black Max too Wing spars go notch behind mounts Most Fast models would have engine snug against rear block lessen overall weight 78 Model Aviation Confrol Line Combat Charlie Johnson 3716 Ingraham St San Diego CA 92109 three fast Combat fliers show us th Tomicich flies Team Monoboom Greg Hill sports Texas Fast foam-w, first major meet rained out real shame because things going well latest AAC aluminum piston running chrome-plated aluminum cylinder sleeve setups Fox engine Mike Wisniewski Price Brace yourself before read answer Charlies column 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 Stock No Description __ _____ I _____ ______________ . HANDLING CHARGE k order creit Card order $490 COO Order Nnm trnt ElMasterCard ElVisa ElAmerExp Card No EJShip CODEMy Check oni~4 eJ Oty Amount Sub Total 7% Tax TN Only Handling TOTAL iaa order _____ HoBIWIUBY use order blank _____ call 615 373-1444 7in Exp DateI MA ml laminates require special drills saw blades work Some interesting useful prod ucts sold two suppliers include com mon carbon tow comes roll can used reinforce spars types joints Its like soft flat string either 6000 12000 strands Carbon fiber fabric unidirectional material carbon aligned direction Threads S-glass woven across grain hold place Its great stuff running engine mounts back spar foamwinged planes S-glass successor regular fiberglass about 45% stronger regular stuff Theres 35-oz cloth new ultralight weight 5-oz version lighter silk Most us have used another weight fiberglass few have used Kevlar Curt likens leather very tough very rig id Theres lightweight cloth 29 grams per yard 59-gram material heavyweight 176gram cloth laying up fuselages cowls etc Kevlar very difficult cut need some special scissors available through MRL $10 Thats lot less what quoted local store Wrapping joints good use 010-in Key lar thread Carbon very rigid much like eggshell brittle whereas Kevlar has good impact vibration resistance MRL suggests using thread wrap around spar assemblies keep shear web separating spar cap strip especially carbon fiber pulltru sion material used latter stuff 035 thick has very low epoxy content 28% As car bon fabric strands oriented way I-beam section used may overkill models such keeping spar locked solidly foam wing about impor tant strength spar MRL offers Mylar covering might per fect certain types models weighs 3/4 oz per 1000 sq about what takes current models remember theres both top bottom cover Curt claims mate rial pretty stable doesnt sag latest FasCal weve using keeps its trim about weekend until sun comes out leave model hot car Russians superior covering material stayed tight strong seams almost impossible discover Both MRL Bradley Model Products have great products information should send off SASE today fact sheets Theyve got lot experience field itll save lot time head aches long run hope youre still sitting down possibly sleeping now Ill give information Wisniewski AAC engine price go ing $110 per copy superior way setups available through Pete Athans well Mike Wisniewski dont already have number youd best drop line Ill send want guys out shop phone Ill out country entire month February have information com ments youd better write fast CL Racing/Ballard Continued page 79 gine offset optional 6 No additional wing sheeting will allowed Wing airfoil fuselage thickness must remain unchanged 7 Landing gear must two-wheel sideby-side type minimum five inches tween wheels Wheels must least two inches diameter Tail wheels allowed 8 The finish must colorful representa tiveof real race plane canopy either contrasting color outlined contrasting color Racing numbers shall placed side fuselage upper side left wing Decals furnished kit recoinContinued page 166 162 Model Aviation Name Street Address City
Edition: Model Aviation - 1990/03
Page Numbers: 78, 161, 162
FIRST offering fabulous Steve Hills Arrowplane comes Core House Send $1595 youll get wing cores plans carbon/glass arrow shaft Shipping han dling per order $3 really nice catalog available merely buck dont have Core Houses address written wall shop get out felt-tip marker copy down Core House 760 Wal tonville Rd Hummelstown PA 17036 Gotcha series models still available 460 Gotcha 460 Gotcha Deluxe being very popular around Fast Combat circles Winter best time get orders kits coming season manufacturers report booming business Docs Generix fac ing backlog because custom work tip picked up newsletters con cerned cutting foam cores person said dispensed using nichrome wire using 012 014 music wire because cut easily inexpensive Now know what old Scale Racing lines Duke Fox tells story about asked employee make up set flying lines guy found roll platinum wire used make glow plug elements made very expensive set lines out expected have some wonderful pictures Houston Classic got rained out Sunday afternoonwhen finally chance get camera out model Greg Hill holding pic ture used against Don Cranfil best Combat matches Ive ever seen Greg turned right around flew another match Mike Petri almost exciting Unfortu nately Greg lost both matches Mike Petri flying next round got strong electrical shock crashed model Within 20 minutes storm going full force field under foot water January 13-14 1990 will find everyone Tuc son AZ settle up Arizona contest will first thousand-dollar meet 1990 season Money Meet Los Angeles follow Bladder Grabber Texas Classic close things About half people talked about idea formal Combat tour seemed favor other half seemed want just let things roll along naturally Nature seems have done pretty well four major meets Nats falls line some big time prizes money would dedicated flier could ask As case Free Flight community Nats esteemed about third fourth line behind other special meets seems Nats should really have very important role determining true National Combat Cham pion Remember movie Graduate guy tells Dustin Hoffman about carbon fiber No OK plastic hed modeler whod glimpsed future would have said carbon fiber us havent seen Continued page 161 Magnesium engine mounts Lalso available aluminum less money very-heavy-duty belicrank Fast Combat T&M Hous ton TX Mounts come drilled tapped engine spacing Heres heart R lightweight Fast Combat model carbon fiber arrow shaft has belicrank mount attached Keviar thread Black Max glue Harwood engine mounts attach block Black Max too Wing spars go notch behind mounts Most Fast models would have engine snug against rear block lessen overall weight 78 Model Aviation Confrol Line Combat Charlie Johnson 3716 Ingraham St San Diego CA 92109 three fast Combat fliers show us th Tomicich flies Team Monoboom Greg Hill sports Texas Fast foam-w, first major meet rained out real shame because things going well latest AAC aluminum piston running chrome-plated aluminum cylinder sleeve setups Fox engine Mike Wisniewski Price Brace yourself before read answer Charlies column 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 Stock No Description __ _____ I _____ ______________ . HANDLING CHARGE k order creit Card order $490 COO Order Nnm trnt ElMasterCard ElVisa ElAmerExp Card No EJShip CODEMy Check oni~4 eJ Oty Amount Sub Total 7% Tax TN Only Handling TOTAL iaa order _____ HoBIWIUBY use order blank _____ call 615 373-1444 7in Exp DateI MA ml laminates require special drills saw blades work Some interesting useful prod ucts sold two suppliers include com mon carbon tow comes roll can used reinforce spars types joints Its like soft flat string either 6000 12000 strands Carbon fiber fabric unidirectional material carbon aligned direction Threads S-glass woven across grain hold place Its great stuff running engine mounts back spar foamwinged planes S-glass successor regular fiberglass about 45% stronger regular stuff Theres 35-oz cloth new ultralight weight 5-oz version lighter silk Most us have used another weight fiberglass few have used Kevlar Curt likens leather very tough very rig id Theres lightweight cloth 29 grams per yard 59-gram material heavyweight 176gram cloth laying up fuselages cowls etc Kevlar very difficult cut need some special scissors available through MRL $10 Thats lot less what quoted local store Wrapping joints good use 010-in Key lar thread Carbon very rigid much like eggshell brittle whereas Kevlar has good impact vibration resistance MRL suggests using thread wrap around spar assemblies keep shear web separating spar cap strip especially carbon fiber pulltru sion material used latter stuff 035 thick has very low epoxy content 28% As car bon fabric strands oriented way I-beam section used may overkill models such keeping spar locked solidly foam wing about impor tant strength spar MRL offers Mylar covering might per fect certain types models weighs 3/4 oz per 1000 sq about what takes current models remember theres both top bottom cover Curt claims mate rial pretty stable doesnt sag latest FasCal weve using keeps its trim about weekend until sun comes out leave model hot car Russians superior covering material stayed tight strong seams almost impossible discover Both MRL Bradley Model Products have great products information should send off SASE today fact sheets Theyve got lot experience field itll save lot time head aches long run hope youre still sitting down possibly sleeping now Ill give information Wisniewski AAC engine price go ing $110 per copy superior way setups available through Pete Athans well Mike Wisniewski dont already have number youd best drop line Ill send want guys out shop phone Ill out country entire month February have information com ments youd better write fast CL Racing/Ballard Continued page 79 gine offset optional 6 No additional wing sheeting will allowed Wing airfoil fuselage thickness must remain unchanged 7 Landing gear must two-wheel sideby-side type minimum five inches tween wheels Wheels must least two inches diameter Tail wheels allowed 8 The finish must colorful representa tiveof real race plane canopy either contrasting color outlined contrasting color Racing numbers shall placed side fuselage upper side left wing Decals furnished kit recoinContinued page 166 162 Model Aviation Name Street Address City