Free Flight: Sport & Scale

TATTOOED TISSUE kid favorite things get sheet printed tattoos store licked arm pressed design over came out nice colored transfer skin Dick Howard Lake Havasu Arizona transfers markings tissue roughly same way starting bit photocopied art work advantage using method have worry about convincing owner machine will sheet tissue lost inside copier Dick takes sheet tissue receive image dampens lacquer thinner Before dries positions Xeroxed art work ink-side-down applies pressure inked copy image comes out backwards tissue big problem ink penetrates tissue can seen clearly through back side An obvious advantage method some asymmetrical markings such something facing forward can done mirror-image side plane Start Japanese tissue shiny-side-down little practice will give feel much thinner use 58 Model Aviation Ex Sport & Scale Bill Warner 1370 Monache Ave Porterville CA 93257 Check prop Tomes Hultgrens Stockholm Sweden Waco SRE reduced Pistachio size Mooney peanut plan Ship weighs just three grame Including motor Tomes convert RC says mehow feels like real aeromodeling Hultgren photo Fairey Swordfish Bobby Haight Las Vegas isa real winner Its 45-in span silk-over Litespan covered 09 ME Snipe diesel power exhausts collector ring Lights work wings fold Weight 40 oz up 607 sq wing area Height photo Koutnys 70-susie aoicnovmnoz Rubber job weighs 80 grams spans 680mm averages 90 seconds Beat flight 300 1990 meet Brno Czechoslo vakia Vladimir Kunerts Grace went 008 over hour Koutny photo ngiands Mike l-ietherington left Killer Mosquito Six-ounce model training colors yellow features two motors per nacelle geared Timer-operated retracts Ship does 200 ROG Dick Lyons right Camerillo CA new Texaco Farman 400 Model won Gas recent SCIF meet Taft flight 1800 Ship built new 049 Texaco event weighs 14V2 oz Mik Mlkkeison photos Actual photo photocopied line drawing transferred Japanese tissue Dick Howards Tattoo method See text Although Dicks samples black line drawings color should work also could make up sheets various sizes paste up master sheet Xerox make transfers want little sharpness lost transfer process lettering A6 inch high samples perfectly legible total effect quite good tried brushing thinned nitrate dope both sides transferred image am pleased report smudging could produce repeatedly going over same spot side transfer applied Repeated brushings opposite side showed no smearing whatsoever youd generally want anyway direction original artwork reversed transfer image Color coded motors number modelers using little rubber rings cut necks balloons hold loops braided motors together days An interesting twist no pun intended being used Dick Howard Bob Schlosberg out Arizona using different colored bands left right motors twin keep braiding equal can also used different size motors Neat idea Boeing Hawks Indoor Scale meet informed sources call Kibbe Dome Moscow Idaho worlds premier Indoor site Four days Indoor Scale plus microfilm events should make years Hawks gala 2nd Annual something put calendar red letters will prizes fifth place Peanut SubPeanut Pistachio Profile Kit Sport Scale Coconut Walnut both seven-and 14-gram Bostonian Old-timer Indoor price $40 experience can fly events have Continued page 61 f2Sf - 76 /r71 K thought zero-iink takeoffs didnt start untli after WW II Dick Aiien dream about Gee-Bee might have first plane try air racing August 1991 59 profile form modeI5 Duikneaas over bulkhead temnlntesshown du i Fiskars 31 drill makes great winder models 18- 36-inch span range Solid cheap bullet-proof models further information call Jim Woods 206/783-0134 Matching tissue color have probably noticed put red tissue plane use red dope enamel wood next red usually comes through like Gang Busters tissue looks sort pink Well can dye paper closely match brightness dope using some red aniline dye alcohol can change color matching paint usually add bit white touch yellow paint until balsa scrap am playing matches tissue plane AMA/Lee Renaud Research Library biggest hang-ups serious modelers always getting enough information full-size aircraft want build Usually get built everyone starts sending material sure could have used beforehand recently spoke Georgiana Apple AMAs librarian presides over some 30000 publications books model full-size aircraft about little-known facet organization facility has now attained status recognized aviation research library trade information EAA Navy Pensacola Air Force Wright Patterson well Smithsonian present collection includes extensive model material Russ Barrera Chet Lanzo other archives well Aviation Weekly back 1910 Janes Worlds Aircraft exception 1930s Anyone have lying around Gang library will what make Will collection send em stuff youre using now write phone AMA representatives get money library need optical laser-disc scanner can save reproduce well cross-reference whole collection disc need someone feed material page-by-page make records old Model Airplane News Flying Aces Air Trails other old mags literally disintegrating need color Xerox able provide color documentation need duplicates magazines books stock Muncie library well Work has begun cross-referencing materials labor-intensive chore may take years Some done modelers have done personal collections should make work available Ms Apple help speed process have couple Continued page 64 PO Box 16621 Dept R Irvine CA 92714 714 250-1107 L 6-METER RC IS FUN Code-Free Ham License Enjoy Amateur Radio privileges above 30 MHz having pass code test have pass 55-question exam basic radio FCC regulations ARRLs new book Now Youre Talking makes understanding what required test snap exams given over country weekend Just think much fun youll have communicating through repeaters enjoy radio control models 6-meter ham band Theres satellite communication can talk Astronauts Cosmonauts orbit Enjoy friendly local communication Help disaster drills real thing Sound like fun Order copy Now Youre Talking below Enclosed $19 plus $4 shipping total $23 charge $23 VISA ercard cover American Express Acct No Good _________ Expires Mama Address City State Zip MA August 1991 61 FF Sport & Scale/Warner Continued page 69 CARBON FIBER LAMINATES Aerospace Composite Products offers variety rigid carbon fiber/epoxy sheets add stiffness almost material- fiberglass foam bal sawood laminates can used reinforce foam wings leading trailing edges wing spars Carbon Fiber bonds easily slow setting cyanoacrylates 5-minute epoxies laminate can stripped narrower widths CL-i 007 thick 1x48-$500 1x72-$100 CL-2 Ol4thick 1x48-$800 1x72-$1100 Send SASE information additional sizes products Add $300 shipping handling Calif residents add 6% tax Larger sizes Overseas orders add 15%-Order COD available TYPICAL INSTALLATION send check money order g iiiiThe source lightweight materials FF Sport & Scale/Warner Continued page 61 hundred mags cross-referenced computer discs file cards might just able become instant hero library trying raise some needed funds charging researching models full-sized aircraft subjects Finding sending article magazines have just Model Aviation free AMA members first article ordered month $250 additional Researching model plans particular subjects $10 may take quite get laser machine rate use service sooner will become reality Look investment future sending request information will need give Ms Apple much information can help search year least decade stuff published can help author plan designer publication appeared like can great help Once collection crossreferenced will much easier information call Georgiana G Apple 703/435-0750 write AMA Library 1810 Samuel Morse Dr Reston VA 22090 Guide cottage industries etc did column month instead five times year could include requests plugs newsletters small plan services kit manufacturers other suppliers very important Free Flight Scale builders have decided put together guide sources materials organizations inspiration offer stuff interest other FF Scalers would like included please send description what offerin hundred words lesswith catalog brochure sample wish youd like receive list presently over ten pages long send large selfaddressed stamped envelope dollar cover printing guide going simply service modelers does imply endorsement either myself AMA will however include recommendations personal experience warrants could turn out invaluable source contacts newcomers FF Scale Model Plans Three-Views International title new book Bill Hannan another instant collectors items Printed highest quality paper available contains some very interesting exotic planes Peanut plans range Hannans Bellanca Skyrocket Takeuchis 1928 Kawanishi K-12 Sakura-Go ME Bollmans 1933 Farman/Renault F380 racer Sub-Peanut Pistachio plans like JF Frugolis Farman Moustique 1 Tonda Alferys Fike E Three-view drawings interesting ones like Mark Allisons 1918 Veloz Microplano bipe Hannans 1919-20 Farman Moustique Hannans 1934 Fairchild 22 C 7A includes NACA adjustable dihedral wing 1934 Nemeth Umbrellaplane Eight construction plans 11 three-views plus photos $995 plus $2 shipping Hannans Runway Box 210 Magalia CA 95954 will bring little jewel pleasant surprise store you send Bell Model Aircraft Cos catalog John Bells rubber scale Jetex plans nothing less outstanding magnificent draftsman has done number WW II ships spans about 20 30 inches plus very nice Hughes racer Lockheed Altair should get jaded builder out front TV building board Also new kit Duane Coles Taylorcraft kit have seen several years plunked down hard cash Knowing cheap am 64 Model Aviation v~ LIDER TOWLIlVE PARACHUTES * Quality Crafted * High Visibility 13 Nylon Canopy * 8 Shroud Lines * 2 Metal Attach Rings s95 ea plus $100 P & H Calif add 6% Tax CA BELL CO PO BOX 1198 SAN ANDREAS CA 95249 FAST SHIPMENT FROM STOCK Meter meter problems eater Accurate Robart aircraft alignment tools mean fewer failures fun Hobby Dealers Nationwide POBox 1247 SI Charles IL 60174 708-584-7616 ROBART MFG 1990 THE precision instrument designed accurately measure relationship between rotor blade flybar Allows precise set-up collective inputs location Offers features greater accuracy expensive meters accurate way measure travel elevator aileron flaps rudder Attaches easily flying surface precisly measures surface deflection Allows accurate differential adjustments Flits large smafi scale aircraft #1 meter setting proper thrust wing stabilizer incidence Readies new models accurate flight helps diagnose other models operate less best Fits wing tapered straight Fine tunes 1/8 degree should tell something about its quality Send dollar Bell MAC 650 Pinecrest Dr Largo FL illustrated catalog Summer fun AMA/NFFS US Indoor Champs June 6-9 East Tennessee State University Johnson City TN Contact AMAINFFS/Flying Aces US Outdoor Champs Lawrenceville illinois June 1822 Contact Lin Reichel 3301 Cindy Ln Erie PA 16506 National Warplane Museum Flying Aces Contest Geneseo NY July 13-14 Contact Lin Reichel above Interscale 91 University Nottingham England Sept 20-22 Contact Reg Boor Interscale 91 103 Crow Hill So Middleton Manchester M24 iLA England UK Tel 061-643-4612 Well Gang always remember dope well-ventilated rooms dont fly models near power lines support AMA research library help kid get modeling soonEl New/Pond Continued page 11 exotic Voyager its nonstop round-theworld 1986 flight After barely two hours testing Dick Rutan Pond Racer worked up 360 mph showing handling qualities much better anticipated including single-engined flight according retired USAF fighter pilot added visibility air good [with] airplane Ive flown decades before World War H aircraft speed often viewed end itself 1913 Deperdussin hit 120 mph using first serious streamlining 2350-hp Supermarine S6b racing seaplane first broke 400 mph 1931 airplanes designed simply fast planes took importance daily life also became utilitarian Speed linked function airplane needed fast its job built fast Most built just plug along carrying crates produce Thats still true today planes fly astoundingly fast fast reason Lockheed SR-71 Blackbird spyplane example reached speeds least 2500 mph protect people might object its flying over backyards Pond Racer different Harking back earlier era speed sought its own reward plane designed fly fast sheer joy Burt Rutan seems asking must aircraft justify its speed machine itself justification its speed vice versa Proud too judging Indy 500 screamwhich hardly necessary since no ones going mistake anything else sky Pond Racer shows sort rational NOR-RAY PRODUCTS INC 5008 SAND BEACH RD / WICHITA FALLS TX 76310 7-692-4475 EXHAUST SYSTEMS STOCK OR CUSTOM MADE ST -- SACHS A&M -- OS BGX1 QUADRA -- ZENOAH -- OPS MACHiNED FROM BARSTOCK DESIGtED TO FIT tISIDE TIGHT COWLS CALL US FOR YOUR SPECIAL EXHAUST NEEDS CUSTOM VACUUM FORMING CANOPES -- COWLS -- W*IEELPANTS NO J09 TOO BIG OR TOO SMALL Designed Modeler Modelers Cuts Both Sides Same Time Easily Cuts Straight & Tapered Wing Panels Available 30 40 50 60 Still Only $9650 $3OO 5&H Requires 0-24 V Power Supply 400 S&H Visa-Mastercard Video Available Send $2 information fine products HANDS OFF CUT TWO innovation Burt Rutan famous V-6 engines packed tightly 28-in-diameter cowlings extend rearward become tail booms central pod placed far back balance attaches tail added strength vertical fin integrated fuselage flanked canted butterfly surfaces stability during tests probably later removed Since engines side booms high-temperature exhaust oil water lines dont pass through near pilot compartmentan important safety feature An oil leak wont coat windshield often happens conventional racers Rutans construction materials primarily graphic composites unusual Unlimited although theyre becoming common Formula Graphic composites used airframe expensive wonderfully light strong enabling accept kind exotic curves old-fashioned materials cannot wing spar made PVC foam covered bidirectional carbon fiber cloth fitted caps made carbon fiber roving wing skins thin PVC foam cores sandwiched between layers carbon fiber cloth epoxy result airplane weighs 3500 lb empty engines gearboxes props superchargers Continued page 68 August 1991 65

TATTOOED TISSUE kid favorite things get sheet printed tattoos store licked arm pressed design over came out nice colored transfer skin Dick Howard Lake Havasu Arizona transfers markings tissue roughly same way starting bit photocopied art work advantage using method have worry about convincing owner machine will sheet tissue lost inside copier Dick takes sheet tissue receive image dampens lacquer thinner Before dries positions Xeroxed art work ink-side-down applies pressure inked copy image comes out backwards tissue big problem ink penetrates tissue can seen clearly through back side An obvious advantage method some asymmetrical markings such something facing forward can done mirror-image side plane Start Japanese tissue shiny-side-down little practice will give feel much thinner use 58 Model Aviation Ex Sport & Scale Bill Warner 1370 Monache Ave Porterville CA 93257 Check prop Tomes Hultgrens Stockholm Sweden Waco SRE reduced Pistachio size Mooney peanut plan Ship weighs just three grame Including motor Tomes convert RC says mehow feels like real aeromodeling Hultgren photo Fairey Swordfish Bobby Haight Las Vegas isa real winner Its 45-in span silk-over Litespan covered 09 ME Snipe diesel power exhausts collector ring Lights work wings fold Weight 40 oz up 607 sq wing area Height photo Koutnys 70-susie aoicnovmnoz Rubber job weighs 80 grams spans 680mm averages 90 seconds Beat flight 300 1990 meet Brno Czechoslo vakia Vladimir Kunerts Grace went 008 over hour Koutny photo ngiands Mike l-ietherington left Killer Mosquito Six-ounce model training colors yellow features two motors per nacelle geared Timer-operated retracts Ship does 200 ROG Dick Lyons right Camerillo CA new Texaco Farman 400 Model won Gas recent SCIF meet Taft flight 1800 Ship built new 049 Texaco event weighs 14V2 oz Mik Mlkkeison photos Actual photo photocopied line drawing transferred Japanese tissue Dick Howards Tattoo method See text Although Dicks samples black line drawings color should work also could make up sheets various sizes paste up master sheet Xerox make transfers want little sharpness lost transfer process lettering A6 inch high samples perfectly legible total effect quite good tried brushing thinned nitrate dope both sides transferred image am pleased report smudging could produce repeatedly going over same spot side transfer applied Repeated brushings opposite side showed no smearing whatsoever youd generally want anyway direction original artwork reversed transfer image Color coded motors number modelers using little rubber rings cut necks balloons hold loops braided motors together days An interesting twist no pun intended being used Dick Howard Bob Schlosberg out Arizona using different colored bands left right motors twin keep braiding equal can also used different size motors Neat idea Boeing Hawks Indoor Scale meet informed sources call Kibbe Dome Moscow Idaho worlds premier Indoor site Four days Indoor Scale plus microfilm events should make years Hawks gala 2nd Annual something put calendar red letters will prizes fifth place Peanut SubPeanut Pistachio Profile Kit Sport Scale Coconut Walnut both seven-and 14-gram Bostonian Old-timer Indoor price $40 experience can fly events have Continued page 61 f2Sf - 76 /r71 K thought zero-iink takeoffs didnt start untli after WW II Dick Aiien dream about Gee-Bee might have first plane try air racing August 1991 59 profile form modeI5 Duikneaas over bulkhead temnlntesshown du i Fiskars 31 drill makes great winder models 18- 36-inch span range Solid cheap bullet-proof models further information call Jim Woods 206/783-0134 Matching tissue color have probably noticed put red tissue plane use red dope enamel wood next red usually comes through like Gang Busters tissue looks sort pink Well can dye paper closely match brightness dope using some red aniline dye alcohol can change color matching paint usually add bit white touch yellow paint until balsa scrap am playing matches tissue plane AMA/Lee Renaud Research Library biggest hang-ups serious modelers always getting enough information full-size aircraft want build Usually get built everyone starts sending material sure could have used beforehand recently spoke Georgiana Apple AMAs librarian presides over some 30000 publications books model full-size aircraft about little-known facet organization facility has now attained status recognized aviation research library trade information EAA Navy Pensacola Air Force Wright Patterson well Smithsonian present collection includes extensive model material Russ Barrera Chet Lanzo other archives well Aviation Weekly back 1910 Janes Worlds Aircraft exception 1930s Anyone have lying around Gang library will what make Will collection send em stuff youre using now write phone AMA representatives get money library need optical laser-disc scanner can save reproduce well cross-reference whole collection disc need someone feed material page-by-page make records old Model Airplane News Flying Aces Air Trails other old mags literally disintegrating need color Xerox able provide color documentation need duplicates magazines books stock Muncie library well Work has begun cross-referencing materials labor-intensive chore may take years Some done modelers have done personal collections should make work available Ms Apple help speed process have couple Continued page 64 PO Box 16621 Dept R Irvine CA 92714 714 250-1107 L 6-METER RC IS FUN Code-Free Ham License Enjoy Amateur Radio privileges above 30 MHz having pass code test have pass 55-question exam basic radio FCC regulations ARRLs new book Now Youre Talking makes understanding what required test snap exams given over country weekend Just think much fun youll have communicating through repeaters enjoy radio control models 6-meter ham band Theres satellite communication can talk Astronauts Cosmonauts orbit Enjoy friendly local communication Help disaster drills real thing Sound like fun Order copy Now Youre Talking below Enclosed $19 plus $4 shipping total $23 charge $23 VISA ercard cover American Express Acct No Good _________ Expires Mama Address City State Zip MA August 1991 61 FF Sport & Scale/Warner Continued page 69 CARBON FIBER LAMINATES Aerospace Composite Products offers variety rigid carbon fiber/epoxy sheets add stiffness almost material- fiberglass foam bal sawood laminates can used reinforce foam wings leading trailing edges wing spars Carbon Fiber bonds easily slow setting cyanoacrylates 5-minute epoxies laminate can stripped narrower widths CL-i 007 thick 1x48-$500 1x72-$100 CL-2 Ol4thick 1x48-$800 1x72-$1100 Send SASE information additional sizes products Add $300 shipping handling Calif residents add 6% tax Larger sizes Overseas orders add 15%-Order COD available TYPICAL INSTALLATION send check money order g iiiiThe source lightweight materials FF Sport & Scale/Warner Continued page 61 hundred mags cross-referenced computer discs file cards might just able become instant hero library trying raise some needed funds charging researching models full-sized aircraft subjects Finding sending article magazines have just Model Aviation free AMA members first article ordered month $250 additional Researching model plans particular subjects $10 may take quite get laser machine rate use service sooner will become reality Look investment future sending request information will need give Ms Apple much information can help search year least decade stuff published can help author plan designer publication appeared like can great help Once collection crossreferenced will much easier information call Georgiana G Apple 703/435-0750 write AMA Library 1810 Samuel Morse Dr Reston VA 22090 Guide cottage industries etc did column month instead five times year could include requests plugs newsletters small plan services kit manufacturers other suppliers very important Free Flight Scale builders have decided put together guide sources materials organizations inspiration offer stuff interest other FF Scalers would like included please send description what offerin hundred words lesswith catalog brochure sample wish youd like receive list presently over ten pages long send large selfaddressed stamped envelope dollar cover printing guide going simply service modelers does imply endorsement either myself AMA will however include recommendations personal experience warrants could turn out invaluable source contacts newcomers FF Scale Model Plans Three-Views International title new book Bill Hannan another instant collectors items Printed highest quality paper available contains some very interesting exotic planes Peanut plans range Hannans Bellanca Skyrocket Takeuchis 1928 Kawanishi K-12 Sakura-Go ME Bollmans 1933 Farman/Renault F380 racer Sub-Peanut Pistachio plans like JF Frugolis Farman Moustique 1 Tonda Alferys Fike E Three-view drawings interesting ones like Mark Allisons 1918 Veloz Microplano bipe Hannans 1919-20 Farman Moustique Hannans 1934 Fairchild 22 C 7A includes NACA adjustable dihedral wing 1934 Nemeth Umbrellaplane Eight construction plans 11 three-views plus photos $995 plus $2 shipping Hannans Runway Box 210 Magalia CA 95954 will bring little jewel pleasant surprise store you send Bell Model Aircraft Cos catalog John Bells rubber scale Jetex plans nothing less outstanding magnificent draftsman has done number WW II ships spans about 20 30 inches plus very nice Hughes racer Lockheed Altair should get jaded builder out front TV building board Also new kit Duane Coles Taylorcraft kit have seen several years plunked down hard cash Knowing cheap am 64 Model Aviation v~ LIDER TOWLIlVE PARACHUTES * Quality Crafted * High Visibility 13 Nylon Canopy * 8 Shroud Lines * 2 Metal Attach Rings s95 ea plus $100 P & H Calif add 6% Tax CA BELL CO PO BOX 1198 SAN ANDREAS CA 95249 FAST SHIPMENT FROM STOCK Meter meter problems eater Accurate Robart aircraft alignment tools mean fewer failures fun Hobby Dealers Nationwide POBox 1247 SI Charles IL 60174 708-584-7616 ROBART MFG 1990 THE precision instrument designed accurately measure relationship between rotor blade flybar Allows precise set-up collective inputs location Offers features greater accuracy expensive meters accurate way measure travel elevator aileron flaps rudder Attaches easily flying surface precisly measures surface deflection Allows accurate differential adjustments Flits large smafi scale aircraft #1 meter setting proper thrust wing stabilizer incidence Readies new models accurate flight helps diagnose other models operate less best Fits wing tapered straight Fine tunes 1/8 degree should tell something about its quality Send dollar Bell MAC 650 Pinecrest Dr Largo FL illustrated catalog Summer fun AMA/NFFS US Indoor Champs June 6-9 East Tennessee State University Johnson City TN Contact AMAINFFS/Flying Aces US Outdoor Champs Lawrenceville illinois June 1822 Contact Lin Reichel 3301 Cindy Ln Erie PA 16506 National Warplane Museum Flying Aces Contest Geneseo NY July 13-14 Contact Lin Reichel above Interscale 91 University Nottingham England Sept 20-22 Contact Reg Boor Interscale 91 103 Crow Hill So Middleton Manchester M24 iLA England UK Tel 061-643-4612 Well Gang always remember dope well-ventilated rooms dont fly models near power lines support AMA research library help kid get modeling soonEl New/Pond Continued page 11 exotic Voyager its nonstop round-theworld 1986 flight After barely two hours testing Dick Rutan Pond Racer worked up 360 mph showing handling qualities much better anticipated including single-engined flight according retired USAF fighter pilot added visibility air good [with] airplane Ive flown decades before World War H aircraft speed often viewed end itself 1913 Deperdussin hit 120 mph using first serious streamlining 2350-hp Supermarine S6b racing seaplane first broke 400 mph 1931 airplanes designed simply fast planes took importance daily life also became utilitarian Speed linked function airplane needed fast its job built fast Most built just plug along carrying crates produce Thats still true today planes fly astoundingly fast fast reason Lockheed SR-71 Blackbird spyplane example reached speeds least 2500 mph protect people might object its flying over backyards Pond Racer different Harking back earlier era speed sought its own reward plane designed fly fast sheer joy Burt Rutan seems asking must aircraft justify its speed machine itself justification its speed vice versa Proud too judging Indy 500 screamwhich hardly necessary since no ones going mistake anything else sky Pond Racer shows sort rational NOR-RAY PRODUCTS INC 5008 SAND BEACH RD / WICHITA FALLS TX 76310 7-692-4475 EXHAUST SYSTEMS STOCK OR CUSTOM MADE ST -- SACHS A&M -- OS BGX1 QUADRA -- ZENOAH -- OPS MACHiNED FROM BARSTOCK DESIGtED TO FIT tISIDE TIGHT COWLS CALL US FOR YOUR SPECIAL EXHAUST NEEDS CUSTOM VACUUM FORMING CANOPES -- COWLS -- W*IEELPANTS NO J09 TOO BIG OR TOO SMALL Designed Modeler Modelers Cuts Both Sides Same Time Easily Cuts Straight & Tapered Wing Panels Available 30 40 50 60 Still Only $9650 $3OO 5&H Requires 0-24 V Power Supply 400 S&H Visa-Mastercard Video Available Send $2 information fine products HANDS OFF CUT TWO innovation Burt Rutan famous V-6 engines packed tightly 28-in-diameter cowlings extend rearward become tail booms central pod placed far back balance attaches tail added strength vertical fin integrated fuselage flanked canted butterfly surfaces stability during tests probably later removed Since engines side booms high-temperature exhaust oil water lines dont pass through near pilot compartmentan important safety feature An oil leak wont coat windshield often happens conventional racers Rutans construction materials primarily graphic composites unusual Unlimited although theyre becoming common Formula Graphic composites used airframe expensive wonderfully light strong enabling accept kind exotic curves old-fashioned materials cannot wing spar made PVC foam covered bidirectional carbon fiber cloth fitted caps made carbon fiber roving wing skins thin PVC foam cores sandwiched between layers carbon fiber cloth epoxy result airplane weighs 3500 lb empty engines gearboxes props superchargers Continued page 68 August 1991 65