Radio Control GIANT SCALE Bob Beckman MORE MONSTERS Minnesota year ago month showed some pictures sent Howard Crash Evanson Apple Valley MN very active group Giant Scalers area IMAA Chapter 46 keep coming up new interesting things En couraged hy seeing photos print maybe $500 hhdel Aviation pays print used Crash sent some along some time back First some shots taken Herb Lindsays obviously large well-equipped shop Herb first area get Giant Scale has already built dozen aircraft Most truly scratch-built opposed building someone elses plans B-26 looks like real winner two Quadras power Annco retracts other picture shows Herb tail P-47 its converted Chrysler Westhend engine Herb Fred Wallman Annco did con version work would little wary long shaft extension unless support bearing forward end An bearing slop engine has some will magnified tremendously time get prop tips could lead catastrophic vibration Another batch pictures activity local lying site Bob Pokorny Wildcat Crashs caption tells F4F must beautiful sight air particularly interested shot Dave Kobilka using pull-cord starting method discussed Big Bangers article else issue Mv first reaction was pulling pretty dangerous stunt took closer look well clear prop hand upper wing would hold aircraft back fairly well engine caught Ive watched John Lockwood start Roper Sopwith Pup way still think its bit dicey took look rest pictures spotted restraint tail Now would buy starting procedure still think its best have anchor man arrangement has relatively low probability accident happen ing obvious Dave field himself would oever use arrangement like allow operation no else present just too things can happen could change painful embarrassing serious l resent help wish room share photos Minnesota Monster Menagerie prolific bunch especially comes scratch-building seldom-seen subjects B&B smoker successful smoke-making systems have two particular fea tures First must provide high volumeflow smoke fuel Second must get maximum vaporization fuel before leaves exhaust stack Dick Bennetts approach first condition fairly obvious picture pump actuated crankcase pressure moves smoke fluid tank through servodriven pinch valve inlet nipples side muffler shown picture pressure connection crankcase goes nipple top pump vaporization method obvious Heat required vaporize partially burn smoke fuel Simply injecting fuel muffler will job lot fuel gets blown out before has chance turn smoke B&B system uses simple trick increase volume smoke exhaust stacks thick-wall aluminum tubing screw muffler threaded ends stacks extend well expansion chamber smoke fuel sprayed against tempera ture stacks helps volatilize fuel increases amount turns smoke B&B Specialties 14234 Cleveland Road Granger IN 45530 has muffler smokers fit engines use today Check price availability need T&D Christen Eagle plans aware T&D Fiberglass Specialties huge selection cowls wheel pants offer well known fact Tom Keeling also offers set plans popular Eagle biplane model bit bigger quarter scale upper wingspan 63 length 55 Wing area works out 1200 sq in. projected weight 13--I 6 lb will result loading between 25 30 oz sq ft kept lighter side 90 will fly it really meant Quadra miss upper limit pound two Quadra should really make perform plans three sheets varying sizes plus four-page set instructions drawings well done include some useful isometric views help clear up some structural details Tom makes good use spruce plywood needed could substitute inexpen sive foam core board some balsa formers ribs plans show use removable panels made aluminum flashing upper fuselage skin cockpit ward would prefer use litho sheet has some temper either will work nicely removable panels make easy work innards necessary Naturally lot fiberglass parts Continued page 134 50 Model Aviation Herb Lindays 10-ft span Martin B-26 Marauder should just about completed now uses two Ouadras power has Annco retracts Herb Lindsay 5 cu Westbend modified P-47 Hes true scratch-builder ualvnm haaIId kitt nr frnm nnthor nlnnt strong designer spars Gary Hutchison has using couple models test beds model Two-Meter Challenger acid test given 12-volt winch using zoom launch technique No believed what witnessed What would have destroyed other planes standard construction didnt phase Challenger Gary has solutions polyhedral sec tions joiners general building techniques example small plywood plates glued spar webbing plates turn have front back rib halves glued has answers other building questions appear construction hints sketches come spars spars cost $2 ft smaller section available 4-ft. 3-ft 30-in lengths larger spar $2 IS ft comes 4-ft sections further information write Gary Hutchison 207 Plymouth Dr Charlotte Ml 48813 hurry building season just about overDetroits Sno Fli just around corner Good building Dan Pruss 131 E Pennington Ln Plainfield IL 60544 RC Giant Scale/Beckman Continued page 50 used cowl wheel pants fairings etc available T&D se well worth cost addition Tom can provide some other goodies will ease job pro ducing Eagle include pre-bent spring aluminum landing gear hardware formed brazed heat-treated cabane assembly short things can difficult us easily available havent seen model built plans fly looks like capable design Quadra should have very favorable power-toweight ratio Plans other parts available T&D Fiberglass Specialties 30925 Block Garden City MI 48135 Fly Bahy SE5As Air Design 549 Appian Napoleon OH 43545 offers three sets plans Giant Scale aircraft Bowers Fly Baby home-built full-scale airplane designed model builder scale Peanut man-carrying its structure looks like model airplane Im sure what exact scale 106-in wingspan has got close 1/3 other two Air Design both SESAs / 4-scale other / 3 design plans three sim ilar ways Construction uses typical model techniques lots pine called out much balsa Thats good both strength cost standpoint sort like Tom Keelings use fiberglass partsTom Roush Air Design lumber business surprise offer precut pine Giant Scale use plans quite adequate basic structure lot extra detail An experienced modeler would have no trouble building couldnt recommend aneweomer two pages Building Instructions brief exper ienced enough build plans instructions arent necessary youre experienced wont understand instruc tions Thats meant negative criticism plans its attempt indicate people would get 134 Model Aviation Please send ______ Byron Originals cataloglsi $500 Catalog price will credited towards initial purchase Name ___________________ Phone ____ Street RFD -_____ Apt$ ____________StateZip have enclosed check money order 5 se charge MC#. Esp VISA# _____Eop Iowa Residents Add 3% Sales Tao Prices Sublect Change Without Notice Send BYRON ORIGINALS PO Box 27g Ida Grove Iowa 51445 Ph 712-364-3165 RL F PRODUCTS 020 GEARED -DRIVE Swing Big Prop ai rirzdlStC RPM Hs fee 2% Ounces Propl $1950 IIKTI157 Ccx Pee-Wee020 Your 020 wIll swing 74 5-4 prop realistic/etticieot scale flight KRESS TECHNOLOGY INC 27 Mill Road 515-42ll564Lloyd Harbor NY ll743 Deeler/Olstrllaater Inquiries ore kvtted RLF 121 WINCH new complete no-frills 12volt winch emphasis economy includes frame motor reel line chute less battery$17977 RLF 125 RETRIEVER half bulk similar systems fewer parts te wear out capable law ch per minute comes ready use less battery _____________$19777 Direct ship price includes cost shipping RLF PRODUCTS 812 723-3410 R3 Box 178 Paolm IN 47454 S TROUNE HOOTIKJ MNT NO6 FUEL SOAKED WOOt PARTS $MAStER AIRSCRFW RCSENTS SA STRIPPER 4 AT YOUR DEALER PRECISION STRIP WOOD TO V x Vs INS FROM BALSA SHEET ALSO FOR DRAFTING AND PHOTO MATS USES TYPE H BLADE SUPER TOOLGREAT PRICE WINDSOR PROPELLER Co 384 Tesconi Ct. Santa Rosa CA 96401 LEADER IN SMALL AIRFOIL TECHNOLOGY MAStER AIRSCREW biBLSVM5MASTER IMPROVED THROUGH FOUR YEARS OF PRODUCTION THE G/F SERIES IS UNEQUALED FOR PERFORMANCE & DURABILITY AVAILABLE WORLDWIDE THROUGH 131 DISTRIBUTORS 384 Tesconi Ct WINDSOR PROPELLER CO Santa Rosa CA 95401 As mentioned ahove Fly Baby has 106in wingspan chord 17 gives about 700 sq effective wing area about 20 lh. should Oviust like real Qttadra 4-scale SESA has 80-in wingspan 15-in ehord Thats ahout 2300 squares effective wing Quadra about 20 pounds total weight should another good combination 3-scale version mea sures 106-in span 20-in chord ith weight estimated 25 28 lb wing Quadra would probably fly would recommend little power Both SESs have simple effective cahane structure using wood no wire wire bend ing required smaller model shows very non-scale semi-symmetrical airfoil Its value would non-scale inverted performance big version has what looks like close-toscale undercambered airfoil would little harder build cover ssould look better Ily realistically three ol plans good starting point producing Giant Scale versions original planes hut youll need experience yours someone elsesl make best use New Quadra As November 12 TML scheduled start production new 50cc Quadra during first week December time read will starting ship ment will take until January February get full production fill distribu tion pipeline Bob Beckman 8248 Ho/i Grove Ct. Manassat VA 22110 New RC Frequencies Continued page 81 draft proposal new frequency identification control system presented AMA Executive Council Frequency Committee fall 1980 published October 1980 Model Aviat ion magazine proposal AMA rnembers comments re quested number received considered committee put gether new approved AMA Frequency Iden tification Control System Key guidelines 1 All new RC frequencies assigised unique channel number Frequency flags will provide dual method identification a glance ie providing both number channel number flag color-coding both flag wind ribbons trans tmtter antenna same channel number will used desig nate frequency-determining elements crys tals modules synthesizers etc both RC transmitter receiver Actual frequencies may also shown items channel number primary method frequency identification concept numbered channels has used Europe RCers some time little confusion has also used years country handy label designate various TV marine CB frequencies 2 All old RC frequencies will given channel number frequency identification wtll remain ie through long-standing arrangement color-coded flags ribbons colors designate frequency use arrangement applies 27 M Hz 53 M Hz 72-75 MHz bands Please note however previous 72-75 MHz frequencies have five-year life following authorization new frequencies after old frequencies no longer authorized RC use 27 MHz 53 MHz RC channels have no formal end-of use date legal continue used indefinitely 3 The system also provides immediate visibility existing 49 M Hz low-power band its five authorized frequenciesa band already use RC Sailplane-to-ground tele metry purposes also actual Radio Control use some flying sites 4 The system expandablenot new frequencies 72-75 MHz band new six-meter frequencies others may become available future 5 At least new 72-75 MHz frequencies system will provide some relief prob lem color blindness part few RC fliers and/or color fading has happened current flags ribbons 6 During five-year transition period both old new 72 75 MHz frequencies will use system avoids duplication color combinations could lead confusion flying field ground operating site order accomplish white ribbon now used designate 72-75 MHz frequency band used new phase-in channels will authorized use during tran sition period 7 The channel numbers designating new 72-75 MHz frequencies made up two digits since channels lie between Channel II Channel 90 digit 0 through 9 will designated flag both its printed number same color coding used electronic parts value designation see paragraph D2 below use already widely accepted color cod ing suggested number AMA members responded comments AMA February 1983 135 flightllne Shirts Make Great Gags just few humorous sky blue T-shirts offer $750 plus 10% postage/handling Sizes 5134-36 M138-40 1442-44 X46 Allow 3-4 weeks delivery PLEASE CONFINE ALL CRASHES 10 THE FAR END OF THE FIELD GCO Theres sue thisgs gsory GFS GSI-i qLsstWOOiUUi3Iiee% mmskyih GSD Send check money order Flightilne Shirts Etc Department MA 1781 Jahnmark Circle Grants Pass OR 97526 Name Address City StateZip Design #Size AERONCA C3 MASTER QUARTER SCALE FOR 60 TWO CYCLE OR 12 OPPOSED TWIN 4 CYCLE ENOtNES 106 SPAN1260 50 IN QUARTER SCALE PLAN SET $2100 VOSEL AVIATION BOX 54 BLDG 6 RESEDA CALIF 61335
Edition: Model Aviation - 1983/02
Page Numbers: 50, 134, 135
Radio Control GIANT SCALE Bob Beckman MORE MONSTERS Minnesota year ago month showed some pictures sent Howard Crash Evanson Apple Valley MN very active group Giant Scalers area IMAA Chapter 46 keep coming up new interesting things En couraged hy seeing photos print maybe $500 hhdel Aviation pays print used Crash sent some along some time back First some shots taken Herb Lindsays obviously large well-equipped shop Herb first area get Giant Scale has already built dozen aircraft Most truly scratch-built opposed building someone elses plans B-26 looks like real winner two Quadras power Annco retracts other picture shows Herb tail P-47 its converted Chrysler Westhend engine Herb Fred Wallman Annco did con version work would little wary long shaft extension unless support bearing forward end An bearing slop engine has some will magnified tremendously time get prop tips could lead catastrophic vibration Another batch pictures activity local lying site Bob Pokorny Wildcat Crashs caption tells F4F must beautiful sight air particularly interested shot Dave Kobilka using pull-cord starting method discussed Big Bangers article else issue Mv first reaction was pulling pretty dangerous stunt took closer look well clear prop hand upper wing would hold aircraft back fairly well engine caught Ive watched John Lockwood start Roper Sopwith Pup way still think its bit dicey took look rest pictures spotted restraint tail Now would buy starting procedure still think its best have anchor man arrangement has relatively low probability accident happen ing obvious Dave field himself would oever use arrangement like allow operation no else present just too things can happen could change painful embarrassing serious l resent help wish room share photos Minnesota Monster Menagerie prolific bunch especially comes scratch-building seldom-seen subjects B&B smoker successful smoke-making systems have two particular fea tures First must provide high volumeflow smoke fuel Second must get maximum vaporization fuel before leaves exhaust stack Dick Bennetts approach first condition fairly obvious picture pump actuated crankcase pressure moves smoke fluid tank through servodriven pinch valve inlet nipples side muffler shown picture pressure connection crankcase goes nipple top pump vaporization method obvious Heat required vaporize partially burn smoke fuel Simply injecting fuel muffler will job lot fuel gets blown out before has chance turn smoke B&B system uses simple trick increase volume smoke exhaust stacks thick-wall aluminum tubing screw muffler threaded ends stacks extend well expansion chamber smoke fuel sprayed against tempera ture stacks helps volatilize fuel increases amount turns smoke B&B Specialties 14234 Cleveland Road Granger IN 45530 has muffler smokers fit engines use today Check price availability need T&D Christen Eagle plans aware T&D Fiberglass Specialties huge selection cowls wheel pants offer well known fact Tom Keeling also offers set plans popular Eagle biplane model bit bigger quarter scale upper wingspan 63 length 55 Wing area works out 1200 sq in. projected weight 13--I 6 lb will result loading between 25 30 oz sq ft kept lighter side 90 will fly it really meant Quadra miss upper limit pound two Quadra should really make perform plans three sheets varying sizes plus four-page set instructions drawings well done include some useful isometric views help clear up some structural details Tom makes good use spruce plywood needed could substitute inexpen sive foam core board some balsa formers ribs plans show use removable panels made aluminum flashing upper fuselage skin cockpit ward would prefer use litho sheet has some temper either will work nicely removable panels make easy work innards necessary Naturally lot fiberglass parts Continued page 134 50 Model Aviation Herb Lindays 10-ft span Martin B-26 Marauder should just about completed now uses two Ouadras power has Annco retracts Herb Lindsay 5 cu Westbend modified P-47 Hes true scratch-builder ualvnm haaIId kitt nr frnm nnthor nlnnt strong designer spars Gary Hutchison has using couple models test beds model Two-Meter Challenger acid test given 12-volt winch using zoom launch technique No believed what witnessed What would have destroyed other planes standard construction didnt phase Challenger Gary has solutions polyhedral sec tions joiners general building techniques example small plywood plates glued spar webbing plates turn have front back rib halves glued has answers other building questions appear construction hints sketches come spars spars cost $2 ft smaller section available 4-ft. 3-ft 30-in lengths larger spar $2 IS ft comes 4-ft sections further information write Gary Hutchison 207 Plymouth Dr Charlotte Ml 48813 hurry building season just about overDetroits Sno Fli just around corner Good building Dan Pruss 131 E Pennington Ln Plainfield IL 60544 RC Giant Scale/Beckman Continued page 50 used cowl wheel pants fairings etc available T&D se well worth cost addition Tom can provide some other goodies will ease job pro ducing Eagle include pre-bent spring aluminum landing gear hardware formed brazed heat-treated cabane assembly short things can difficult us easily available havent seen model built plans fly looks like capable design Quadra should have very favorable power-toweight ratio Plans other parts available T&D Fiberglass Specialties 30925 Block Garden City MI 48135 Fly Bahy SE5As Air Design 549 Appian Napoleon OH 43545 offers three sets plans Giant Scale aircraft Bowers Fly Baby home-built full-scale airplane designed model builder scale Peanut man-carrying its structure looks like model airplane Im sure what exact scale 106-in wingspan has got close 1/3 other two Air Design both SESAs / 4-scale other / 3 design plans three sim ilar ways Construction uses typical model techniques lots pine called out much balsa Thats good both strength cost standpoint sort like Tom Keelings use fiberglass partsTom Roush Air Design lumber business surprise offer precut pine Giant Scale use plans quite adequate basic structure lot extra detail An experienced modeler would have no trouble building couldnt recommend aneweomer two pages Building Instructions brief exper ienced enough build plans instructions arent necessary youre experienced wont understand instruc tions Thats meant negative criticism plans its attempt indicate people would get 134 Model Aviation Please send ______ Byron Originals cataloglsi $500 Catalog price will credited towards initial purchase Name ___________________ Phone ____ Street RFD -_____ Apt$ ____________StateZip have enclosed check money order 5 se charge MC#. Esp VISA# _____Eop Iowa Residents Add 3% Sales Tao Prices Sublect Change Without Notice Send BYRON ORIGINALS PO Box 27g Ida Grove Iowa 51445 Ph 712-364-3165 RL F PRODUCTS 020 GEARED -DRIVE Swing Big Prop ai rirzdlStC RPM Hs fee 2% Ounces Propl $1950 IIKTI157 Ccx Pee-Wee020 Your 020 wIll swing 74 5-4 prop realistic/etticieot scale flight KRESS TECHNOLOGY INC 27 Mill Road 515-42ll564Lloyd Harbor NY ll743 Deeler/Olstrllaater Inquiries ore kvtted RLF 121 WINCH new complete no-frills 12volt winch emphasis economy includes frame motor reel line chute less battery$17977 RLF 125 RETRIEVER half bulk similar systems fewer parts te wear out capable law ch per minute comes ready use less battery _____________$19777 Direct ship price includes cost shipping RLF PRODUCTS 812 723-3410 R3 Box 178 Paolm IN 47454 S TROUNE HOOTIKJ MNT NO6 FUEL SOAKED WOOt PARTS $MAStER AIRSCRFW RCSENTS SA STRIPPER 4 AT YOUR DEALER PRECISION STRIP WOOD TO V x Vs INS FROM BALSA SHEET ALSO FOR DRAFTING AND PHOTO MATS USES TYPE H BLADE SUPER TOOLGREAT PRICE WINDSOR PROPELLER Co 384 Tesconi Ct. Santa Rosa CA 96401 LEADER IN SMALL AIRFOIL TECHNOLOGY MAStER AIRSCREW biBLSVM5MASTER IMPROVED THROUGH FOUR YEARS OF PRODUCTION THE G/F SERIES IS UNEQUALED FOR PERFORMANCE & DURABILITY AVAILABLE WORLDWIDE THROUGH 131 DISTRIBUTORS 384 Tesconi Ct WINDSOR PROPELLER CO Santa Rosa CA 95401 As mentioned ahove Fly Baby has 106in wingspan chord 17 gives about 700 sq effective wing area about 20 lh. should Oviust like real Qttadra 4-scale SESA has 80-in wingspan 15-in ehord Thats ahout 2300 squares effective wing Quadra about 20 pounds total weight should another good combination 3-scale version mea sures 106-in span 20-in chord ith weight estimated 25 28 lb wing Quadra would probably fly would recommend little power Both SESs have simple effective cahane structure using wood no wire wire bend ing required smaller model shows very non-scale semi-symmetrical airfoil Its value would non-scale inverted performance big version has what looks like close-toscale undercambered airfoil would little harder build cover ssould look better Ily realistically three ol plans good starting point producing Giant Scale versions original planes hut youll need experience yours someone elsesl make best use New Quadra As November 12 TML scheduled start production new 50cc Quadra during first week December time read will starting ship ment will take until January February get full production fill distribu tion pipeline Bob Beckman 8248 Ho/i Grove Ct. Manassat VA 22110 New RC Frequencies Continued page 81 draft proposal new frequency identification control system presented AMA Executive Council Frequency Committee fall 1980 published October 1980 Model Aviat ion magazine proposal AMA rnembers comments re quested number received considered committee put gether new approved AMA Frequency Iden tification Control System Key guidelines 1 All new RC frequencies assigised unique channel number Frequency flags will provide dual method identification a glance ie providing both number channel number flag color-coding both flag wind ribbons trans tmtter antenna same channel number will used desig nate frequency-determining elements crys tals modules synthesizers etc both RC transmitter receiver Actual frequencies may also shown items channel number primary method frequency identification concept numbered channels has used Europe RCers some time little confusion has also used years country handy label designate various TV marine CB frequencies 2 All old RC frequencies will given channel number frequency identification wtll remain ie through long-standing arrangement color-coded flags ribbons colors designate frequency use arrangement applies 27 M Hz 53 M Hz 72-75 MHz bands Please note however previous 72-75 MHz frequencies have five-year life following authorization new frequencies after old frequencies no longer authorized RC use 27 MHz 53 MHz RC channels have no formal end-of use date legal continue used indefinitely 3 The system also provides immediate visibility existing 49 M Hz low-power band its five authorized frequenciesa band already use RC Sailplane-to-ground tele metry purposes also actual Radio Control use some flying sites 4 The system expandablenot new frequencies 72-75 MHz band new six-meter frequencies others may become available future 5 At least new 72-75 MHz frequencies system will provide some relief prob lem color blindness part few RC fliers and/or color fading has happened current flags ribbons 6 During five-year transition period both old new 72 75 MHz frequencies will use system avoids duplication color combinations could lead confusion flying field ground operating site order accomplish white ribbon now used designate 72-75 MHz frequency band used new phase-in channels will authorized use during tran sition period 7 The channel numbers designating new 72-75 MHz frequencies made up two digits since channels lie between Channel II Channel 90 digit 0 through 9 will designated flag both its printed number same color coding used electronic parts value designation see paragraph D2 below use already widely accepted color cod ing suggested number AMA members responded comments AMA February 1983 135 flightllne Shirts Make Great Gags just few humorous sky blue T-shirts offer $750 plus 10% postage/handling Sizes 5134-36 M138-40 1442-44 X46 Allow 3-4 weeks delivery PLEASE CONFINE ALL CRASHES 10 THE FAR END OF THE FIELD GCO Theres sue thisgs gsory GFS GSI-i qLsstWOOiUUi3Iiee% mmskyih GSD Send check money order Flightilne Shirts Etc Department MA 1781 Jahnmark Circle Grants Pass OR 97526 Name Address City StateZip Design #Size AERONCA C3 MASTER QUARTER SCALE FOR 60 TWO CYCLE OR 12 OPPOSED TWIN 4 CYCLE ENOtNES 106 SPAN1260 50 IN QUARTER SCALE PLAN SET $2100 VOSEL AVIATION BOX 54 BLDG 6 RESEDA CALIF 61335
Edition: Model Aviation - 1983/02
Page Numbers: 50, 134, 135
Radio Control GIANT SCALE Bob Beckman MORE MONSTERS Minnesota year ago month showed some pictures sent Howard Crash Evanson Apple Valley MN very active group Giant Scalers area IMAA Chapter 46 keep coming up new interesting things En couraged hy seeing photos print maybe $500 hhdel Aviation pays print used Crash sent some along some time back First some shots taken Herb Lindsays obviously large well-equipped shop Herb first area get Giant Scale has already built dozen aircraft Most truly scratch-built opposed building someone elses plans B-26 looks like real winner two Quadras power Annco retracts other picture shows Herb tail P-47 its converted Chrysler Westhend engine Herb Fred Wallman Annco did con version work would little wary long shaft extension unless support bearing forward end An bearing slop engine has some will magnified tremendously time get prop tips could lead catastrophic vibration Another batch pictures activity local lying site Bob Pokorny Wildcat Crashs caption tells F4F must beautiful sight air particularly interested shot Dave Kobilka using pull-cord starting method discussed Big Bangers article else issue Mv first reaction was pulling pretty dangerous stunt took closer look well clear prop hand upper wing would hold aircraft back fairly well engine caught Ive watched John Lockwood start Roper Sopwith Pup way still think its bit dicey took look rest pictures spotted restraint tail Now would buy starting procedure still think its best have anchor man arrangement has relatively low probability accident happen ing obvious Dave field himself would oever use arrangement like allow operation no else present just too things can happen could change painful embarrassing serious l resent help wish room share photos Minnesota Monster Menagerie prolific bunch especially comes scratch-building seldom-seen subjects B&B smoker successful smoke-making systems have two particular fea tures First must provide high volumeflow smoke fuel Second must get maximum vaporization fuel before leaves exhaust stack Dick Bennetts approach first condition fairly obvious picture pump actuated crankcase pressure moves smoke fluid tank through servodriven pinch valve inlet nipples side muffler shown picture pressure connection crankcase goes nipple top pump vaporization method obvious Heat required vaporize partially burn smoke fuel Simply injecting fuel muffler will job lot fuel gets blown out before has chance turn smoke B&B system uses simple trick increase volume smoke exhaust stacks thick-wall aluminum tubing screw muffler threaded ends stacks extend well expansion chamber smoke fuel sprayed against tempera ture stacks helps volatilize fuel increases amount turns smoke B&B Specialties 14234 Cleveland Road Granger IN 45530 has muffler smokers fit engines use today Check price availability need T&D Christen Eagle plans aware T&D Fiberglass Specialties huge selection cowls wheel pants offer well known fact Tom Keeling also offers set plans popular Eagle biplane model bit bigger quarter scale upper wingspan 63 length 55 Wing area works out 1200 sq in. projected weight 13--I 6 lb will result loading between 25 30 oz sq ft kept lighter side 90 will fly it really meant Quadra miss upper limit pound two Quadra should really make perform plans three sheets varying sizes plus four-page set instructions drawings well done include some useful isometric views help clear up some structural details Tom makes good use spruce plywood needed could substitute inexpen sive foam core board some balsa formers ribs plans show use removable panels made aluminum flashing upper fuselage skin cockpit ward would prefer use litho sheet has some temper either will work nicely removable panels make easy work innards necessary Naturally lot fiberglass parts Continued page 134 50 Model Aviation Herb Lindays 10-ft span Martin B-26 Marauder should just about completed now uses two Ouadras power has Annco retracts Herb Lindsay 5 cu Westbend modified P-47 Hes true scratch-builder ualvnm haaIId kitt nr frnm nnthor nlnnt strong designer spars Gary Hutchison has using couple models test beds model Two-Meter Challenger acid test given 12-volt winch using zoom launch technique No believed what witnessed What would have destroyed other planes standard construction didnt phase Challenger Gary has solutions polyhedral sec tions joiners general building techniques example small plywood plates glued spar webbing plates turn have front back rib halves glued has answers other building questions appear construction hints sketches come spars spars cost $2 ft smaller section available 4-ft. 3-ft 30-in lengths larger spar $2 IS ft comes 4-ft sections further information write Gary Hutchison 207 Plymouth Dr Charlotte Ml 48813 hurry building season just about overDetroits Sno Fli just around corner Good building Dan Pruss 131 E Pennington Ln Plainfield IL 60544 RC Giant Scale/Beckman Continued page 50 used cowl wheel pants fairings etc available T&D se well worth cost addition Tom can provide some other goodies will ease job pro ducing Eagle include pre-bent spring aluminum landing gear hardware formed brazed heat-treated cabane assembly short things can difficult us easily available havent seen model built plans fly looks like capable design Quadra should have very favorable power-toweight ratio Plans other parts available T&D Fiberglass Specialties 30925 Block Garden City MI 48135 Fly Bahy SE5As Air Design 549 Appian Napoleon OH 43545 offers three sets plans Giant Scale aircraft Bowers Fly Baby home-built full-scale airplane designed model builder scale Peanut man-carrying its structure looks like model airplane Im sure what exact scale 106-in wingspan has got close 1/3 other two Air Design both SESAs / 4-scale other / 3 design plans three sim ilar ways Construction uses typical model techniques lots pine called out much balsa Thats good both strength cost standpoint sort like Tom Keelings use fiberglass partsTom Roush Air Design lumber business surprise offer precut pine Giant Scale use plans quite adequate basic structure lot extra detail An experienced modeler would have no trouble building couldnt recommend aneweomer two pages Building Instructions brief exper ienced enough build plans instructions arent necessary youre experienced wont understand instruc tions Thats meant negative criticism plans its attempt indicate people would get 134 Model Aviation Please send ______ Byron Originals cataloglsi $500 Catalog price will credited towards initial purchase Name ___________________ Phone ____ Street RFD -_____ Apt$ ____________StateZip have enclosed check money order 5 se charge MC#. Esp VISA# _____Eop Iowa Residents Add 3% Sales Tao Prices Sublect Change Without Notice Send BYRON ORIGINALS PO Box 27g Ida Grove Iowa 51445 Ph 712-364-3165 RL F PRODUCTS 020 GEARED -DRIVE Swing Big Prop ai rirzdlStC RPM Hs fee 2% Ounces Propl $1950 IIKTI157 Ccx Pee-Wee020 Your 020 wIll swing 74 5-4 prop realistic/etticieot scale flight KRESS TECHNOLOGY INC 27 Mill Road 515-42ll564Lloyd Harbor NY ll743 Deeler/Olstrllaater Inquiries ore kvtted RLF 121 WINCH new complete no-frills 12volt winch emphasis economy includes frame motor reel line chute less battery$17977 RLF 125 RETRIEVER half bulk similar systems fewer parts te wear out capable law ch per minute comes ready use less battery _____________$19777 Direct ship price includes cost shipping RLF PRODUCTS 812 723-3410 R3 Box 178 Paolm IN 47454 S TROUNE HOOTIKJ MNT NO6 FUEL SOAKED WOOt PARTS $MAStER AIRSCRFW RCSENTS SA STRIPPER 4 AT YOUR DEALER PRECISION STRIP WOOD TO V x Vs INS FROM BALSA SHEET ALSO FOR DRAFTING AND PHOTO MATS USES TYPE H BLADE SUPER TOOLGREAT PRICE WINDSOR PROPELLER Co 384 Tesconi Ct. Santa Rosa CA 96401 LEADER IN SMALL AIRFOIL TECHNOLOGY MAStER AIRSCREW biBLSVM5MASTER IMPROVED THROUGH FOUR YEARS OF PRODUCTION THE G/F SERIES IS UNEQUALED FOR PERFORMANCE & DURABILITY AVAILABLE WORLDWIDE THROUGH 131 DISTRIBUTORS 384 Tesconi Ct WINDSOR PROPELLER CO Santa Rosa CA 95401 As mentioned ahove Fly Baby has 106in wingspan chord 17 gives about 700 sq effective wing area about 20 lh. should Oviust like real Qttadra 4-scale SESA has 80-in wingspan 15-in ehord Thats ahout 2300 squares effective wing Quadra about 20 pounds total weight should another good combination 3-scale version mea sures 106-in span 20-in chord ith weight estimated 25 28 lb wing Quadra would probably fly would recommend little power Both SESs have simple effective cahane structure using wood no wire wire bend ing required smaller model shows very non-scale semi-symmetrical airfoil Its value would non-scale inverted performance big version has what looks like close-toscale undercambered airfoil would little harder build cover ssould look better Ily realistically three ol plans good starting point producing Giant Scale versions original planes hut youll need experience yours someone elsesl make best use New Quadra As November 12 TML scheduled start production new 50cc Quadra during first week December time read will starting ship ment will take until January February get full production fill distribu tion pipeline Bob Beckman 8248 Ho/i Grove Ct. Manassat VA 22110 New RC Frequencies Continued page 81 draft proposal new frequency identification control system presented AMA Executive Council Frequency Committee fall 1980 published October 1980 Model Aviat ion magazine proposal AMA rnembers comments re quested number received considered committee put gether new approved AMA Frequency Iden tification Control System Key guidelines 1 All new RC frequencies assigised unique channel number Frequency flags will provide dual method identification a glance ie providing both number channel number flag color-coding both flag wind ribbons trans tmtter antenna same channel number will used desig nate frequency-determining elements crys tals modules synthesizers etc both RC transmitter receiver Actual frequencies may also shown items channel number primary method frequency identification concept numbered channels has used Europe RCers some time little confusion has also used years country handy label designate various TV marine CB frequencies 2 All old RC frequencies will given channel number frequency identification wtll remain ie through long-standing arrangement color-coded flags ribbons colors designate frequency use arrangement applies 27 M Hz 53 M Hz 72-75 MHz bands Please note however previous 72-75 MHz frequencies have five-year life following authorization new frequencies after old frequencies no longer authorized RC use 27 MHz 53 MHz RC channels have no formal end-of use date legal continue used indefinitely 3 The system also provides immediate visibility existing 49 M Hz low-power band its five authorized frequenciesa band already use RC Sailplane-to-ground tele metry purposes also actual Radio Control use some flying sites 4 The system expandablenot new frequencies 72-75 MHz band new six-meter frequencies others may become available future 5 At least new 72-75 MHz frequencies system will provide some relief prob lem color blindness part few RC fliers and/or color fading has happened current flags ribbons 6 During five-year transition period both old new 72 75 MHz frequencies will use system avoids duplication color combinations could lead confusion flying field ground operating site order accomplish white ribbon now used designate 72-75 MHz frequency band used new phase-in channels will authorized use during tran sition period 7 The channel numbers designating new 72-75 MHz frequencies made up two digits since channels lie between Channel II Channel 90 digit 0 through 9 will designated flag both its printed number same color coding used electronic parts value designation see paragraph D2 below use already widely accepted color cod ing suggested number AMA members responded comments AMA February 1983 135 flightllne Shirts Make Great Gags just few humorous sky blue T-shirts offer $750 plus 10% postage/handling Sizes 5134-36 M138-40 1442-44 X46 Allow 3-4 weeks delivery PLEASE CONFINE ALL CRASHES 10 THE FAR END OF THE FIELD GCO Theres sue thisgs gsory GFS GSI-i qLsstWOOiUUi3Iiee% mmskyih GSD Send check money order Flightilne Shirts Etc Department MA 1781 Jahnmark Circle Grants Pass OR 97526 Name Address City StateZip Design #Size AERONCA C3 MASTER QUARTER SCALE FOR 60 TWO CYCLE OR 12 OPPOSED TWIN 4 CYCLE ENOtNES 106 SPAN1260 50 IN QUARTER SCALE PLAN SET $2100 VOSEL AVIATION BOX 54 BLDG 6 RESEDA CALIF 61335