SINCE THIS column began almost year ago numerous readers requests have received regards nearly aspect RC sailpianes included requests airfoil designs specific coordinateswhere find plot League Silent Flight office also gets requests does National Soaring Society How-to questions include slope thermal soar ing launching techniques linkages various controls building techniques Over years few books pub lished dealt sailplane designs Some have become bibles some justifiably Currently other books market respects have kept pace state art some ways have illustrated ideas state could advanced intent column serve book review evaluate kits ever something becomes available general interest efforts will made pass information following books would serve well encouraged include modeling library Model Glider Design Frank Zaic Available through hobby shops published Model Aeronautics Publications Box 135 Northridge CA 91324 Priceabout $500 Originally published 1944 re printed since book has truly come handbook sailplane enthu siasts Very heavily illustated model building techniques designs Good three-view plans older free-flight sailplanes scalefrom pre-fiberglass era Model Aeronautics Made Painless R J Hoffman Available through hobby shops book originally sold dollar still seen shops now book next world-beater could designed book con tains modelers glossary sketches accompany definitions drawings like ideas copied au thors sketch pad makes inter esting reading browsing Radio Control Soaring Dave Hughes Available through hobby shops direct Hobby Shack 6475 Knott Ave Buena Park CA 90620 Price $995 plus $120 postage handling Published Radio Control Publishing Co Ltd 64 Wellington Rd Hampton Hill Middle sex England Probably best book subject RC Soaring book full pictures sketches drawings just about facet RC sailplaning Although articles slope soaring include pylon racing aerobatics thermal soaring launching techniques Sketches include radio installations T-tail V-tail details spoilers flaps ailerons other controls surely whet appetite experi mentereven hes two function devotee chapter aerofoils tis British version airfoils yknow very well written again chapter full drawings pictures author begins can agree thing wings indispensable wonder such perceptibility direction will head Fortunately reader chapter written aeronautical engineering degrees can understand such degrees arent insulted chapter also includes coordinates popular Eppler NACA Gottingen series air foils Sailplane Designers Handbook Avail able direct author Eric Lister 953 Klockner Rd Trenton NJ 08619 Price $497 First printed May 1973 book written modeler leans towards designing own sailplane yet doesnt want get too involved theories might too familiar picking data charts fit designers basic design criterion can design certain degree confidence Tables include data some known designs comparisons can made designers own ideas Sections book include Longitudinal Stability Directional Stability Yourself Design Optimized Wing Layouts Soar ing Effects Wing Loading Design Current FAI Distance Record holder Jack Hiner used book designing Astro Jack wing included air foil selection rest made history Airfoil Selections Flying Models ASA Test Report 03-72 Associazione Sportiva Aeromodellistica Via S Gio vanni Bosco 21 20081 Abbiategrasso Milano Italy Price $1000 Order Direct book contains results tests run ASAs own wind-tunnel 16 different airfoils Included fol lowing BO 545-3 10 Clark Y Eppler 385 Eppler 387 Eppler 392 Fukada 10 Gott 496 Gott 500 Gott 546 Hill SR 2 NACA 0009 NACA 0012 NACA 4212 NACA 4412 NACA 6409 NACA 6412 talking Ferde GaleLSF coor dinator ItalyMr Gale stated airfoil required up eight hours wind-tunnel tests produce data pub lished modelers/engineers worked Reynolds numbers around 60000 tables data printed reflects dedicated efforts book must serious designer would care compare perform ances different wing sections continued page 92 April1976 17 1 thats what Art Arfons used garage floor design jet drag car should eliminate small dimension Another item 7 thrust line Thats line running center line propel br hack through entire plane Most stunters line up wing center-line no 1 inch below thrust line OK dihedraled MB-S its lower writer hopes lead-out exit plane within RC Soaring/Pruss continued page 17 book guaranteed help win RC sailplane design contest fur ther guaranteed allow design record-breaking ship above guaranteeing no help whatsoever achieving LSF/Level V book called Great International Paper Airplane Book published Simon Schuster New York mention Just share fun book Seems though back around 1966 politics 551 creating noise plane itself ever could Scientific American thrust line may trouble stabilizer center-lines 1 above thrust line have solid rudder/fin better put some offset ake adjustable writer strongly suggests ordering foam wing either Arnold Stott 628 West 6th St Mankato Minn 56001 Tel 507 388 2728 Bob Hunt 240 Greenbrook Rd Greenbrook NJ 08812 Tel 201 469 1663 will eliminate lot pain possible trouble warps excessive weight Both manufacturers have decided hold First International Paper Airplane Competition coinci dence ad announcing contest ap peared New York newspaper opposite ad aircraft companys detailed case building SST What effects foregoing could have other unknown con test produced some fun far-out de signed flying machines book contains winning planes full-size plan/planes best nearly 12000 entries book 128 pages pure enter tainment $295 never will have much fun folding wing Available through book stores MORE wrOrfl fl same power YELLOW4 PROPELL ~ eeredB ade -esw Tractor G--3 54 erch z6W3 5--4 304 Blade6-3 64354 lsPusher74 76 78 504 t~eseach84 86 88 654 6-36-435410-4 106 854 8548-685411-411-6 11-81 8-68-89-61061 125RC12-4 9-610-63 Blade Tractor12-5 12-6 150 5-35-4 104 iSO6-3 6-4 ORISIl 3SLADI06 Pusher3 Blade Pusher MtaIlic Aluminum Colee150 6-3 STSR OS INDIANA 46373 several very competitive wings pick both 35 46 sizes have what normally takes about 10 pages maybe ten years con densed few paragraphs some prior knowledge some other plans use guidelines someone ready design plane should able come up reasonably good flier Try get someone experienced stunt look plans before start looking balsa address Wynn Paul 1640 Maywick Dr Lex Ky 40504 FA Team Selection As mentioned couple columns back FAI program select US team underway Pro gram manager Jim Simpson says 17 quarter-finals already scheduled six semi-finals final team selection will take place Labor Day week-end Denver has changed Albuquer que Updated information may found Competition News section magazine shorter lead time will per mit printing last-minute happen ings fund raising chairman John Niel sen through generosity has six EK Logictrol radios newly designed super-lightweight ten-speed Schwinn bicycle plus numerous kits other prizes hardware raffled proceeds help finance US Teams trip support will welcome LSF Short/in es 1975 ended membership 1745 over 1100 aspirant files 1745 258 outside USA el IV mem bers now number 61 hn Baxter LSF/024 Steve Work LSF/571 being members attain Level V plans underway LSF Tournament/ 1976 . fornia site San Francisco area anks Clubs sent proceeds 1975 con tests help support League address Rt 2 Box 490 Plainfield Illinois 60544 92 Model Aviation CL Aerobatics continued
Edition: Model Aviation - 1976/04
Page Numbers: 17, 92
SINCE THIS column began almost year ago numerous readers requests have received regards nearly aspect RC sailpianes included requests airfoil designs specific coordinateswhere find plot League Silent Flight office also gets requests does National Soaring Society How-to questions include slope thermal soar ing launching techniques linkages various controls building techniques Over years few books pub lished dealt sailplane designs Some have become bibles some justifiably Currently other books market respects have kept pace state art some ways have illustrated ideas state could advanced intent column serve book review evaluate kits ever something becomes available general interest efforts will made pass information following books would serve well encouraged include modeling library Model Glider Design Frank Zaic Available through hobby shops published Model Aeronautics Publications Box 135 Northridge CA 91324 Priceabout $500 Originally published 1944 re printed since book has truly come handbook sailplane enthu siasts Very heavily illustated model building techniques designs Good three-view plans older free-flight sailplanes scalefrom pre-fiberglass era Model Aeronautics Made Painless R J Hoffman Available through hobby shops book originally sold dollar still seen shops now book next world-beater could designed book con tains modelers glossary sketches accompany definitions drawings like ideas copied au thors sketch pad makes inter esting reading browsing Radio Control Soaring Dave Hughes Available through hobby shops direct Hobby Shack 6475 Knott Ave Buena Park CA 90620 Price $995 plus $120 postage handling Published Radio Control Publishing Co Ltd 64 Wellington Rd Hampton Hill Middle sex England Probably best book subject RC Soaring book full pictures sketches drawings just about facet RC sailplaning Although articles slope soaring include pylon racing aerobatics thermal soaring launching techniques Sketches include radio installations T-tail V-tail details spoilers flaps ailerons other controls surely whet appetite experi mentereven hes two function devotee chapter aerofoils tis British version airfoils yknow very well written again chapter full drawings pictures author begins can agree thing wings indispensable wonder such perceptibility direction will head Fortunately reader chapter written aeronautical engineering degrees can understand such degrees arent insulted chapter also includes coordinates popular Eppler NACA Gottingen series air foils Sailplane Designers Handbook Avail able direct author Eric Lister 953 Klockner Rd Trenton NJ 08619 Price $497 First printed May 1973 book written modeler leans towards designing own sailplane yet doesnt want get too involved theories might too familiar picking data charts fit designers basic design criterion can design certain degree confidence Tables include data some known designs comparisons can made designers own ideas Sections book include Longitudinal Stability Directional Stability Yourself Design Optimized Wing Layouts Soar ing Effects Wing Loading Design Current FAI Distance Record holder Jack Hiner used book designing Astro Jack wing included air foil selection rest made history Airfoil Selections Flying Models ASA Test Report 03-72 Associazione Sportiva Aeromodellistica Via S Gio vanni Bosco 21 20081 Abbiategrasso Milano Italy Price $1000 Order Direct book contains results tests run ASAs own wind-tunnel 16 different airfoils Included fol lowing BO 545-3 10 Clark Y Eppler 385 Eppler 387 Eppler 392 Fukada 10 Gott 496 Gott 500 Gott 546 Hill SR 2 NACA 0009 NACA 0012 NACA 4212 NACA 4412 NACA 6409 NACA 6412 talking Ferde GaleLSF coor dinator ItalyMr Gale stated airfoil required up eight hours wind-tunnel tests produce data pub lished modelers/engineers worked Reynolds numbers around 60000 tables data printed reflects dedicated efforts book must serious designer would care compare perform ances different wing sections continued page 92 April1976 17 1 thats what Art Arfons used garage floor design jet drag car should eliminate small dimension Another item 7 thrust line Thats line running center line propel br hack through entire plane Most stunters line up wing center-line no 1 inch below thrust line OK dihedraled MB-S its lower writer hopes lead-out exit plane within RC Soaring/Pruss continued page 17 book guaranteed help win RC sailplane design contest fur ther guaranteed allow design record-breaking ship above guaranteeing no help whatsoever achieving LSF/Level V book called Great International Paper Airplane Book published Simon Schuster New York mention Just share fun book Seems though back around 1966 politics 551 creating noise plane itself ever could Scientific American thrust line may trouble stabilizer center-lines 1 above thrust line have solid rudder/fin better put some offset ake adjustable writer strongly suggests ordering foam wing either Arnold Stott 628 West 6th St Mankato Minn 56001 Tel 507 388 2728 Bob Hunt 240 Greenbrook Rd Greenbrook NJ 08812 Tel 201 469 1663 will eliminate lot pain possible trouble warps excessive weight Both manufacturers have decided hold First International Paper Airplane Competition coinci dence ad announcing contest ap peared New York newspaper opposite ad aircraft companys detailed case building SST What effects foregoing could have other unknown con test produced some fun far-out de signed flying machines book contains winning planes full-size plan/planes best nearly 12000 entries book 128 pages pure enter tainment $295 never will have much fun folding wing Available through book stores MORE wrOrfl fl same power YELLOW4 PROPELL ~ eeredB ade -esw Tractor G--3 54 erch z6W3 5--4 304 Blade6-3 64354 lsPusher74 76 78 504 t~eseach84 86 88 654 6-36-435410-4 106 854 8548-685411-411-6 11-81 8-68-89-61061 125RC12-4 9-610-63 Blade Tractor12-5 12-6 150 5-35-4 104 iSO6-3 6-4 ORISIl 3SLADI06 Pusher3 Blade Pusher MtaIlic Aluminum Colee150 6-3 STSR OS INDIANA 46373 several very competitive wings pick both 35 46 sizes have what normally takes about 10 pages maybe ten years con densed few paragraphs some prior knowledge some other plans use guidelines someone ready design plane should able come up reasonably good flier Try get someone experienced stunt look plans before start looking balsa address Wynn Paul 1640 Maywick Dr Lex Ky 40504 FA Team Selection As mentioned couple columns back FAI program select US team underway Pro gram manager Jim Simpson says 17 quarter-finals already scheduled six semi-finals final team selection will take place Labor Day week-end Denver has changed Albuquer que Updated information may found Competition News section magazine shorter lead time will per mit printing last-minute happen ings fund raising chairman John Niel sen through generosity has six EK Logictrol radios newly designed super-lightweight ten-speed Schwinn bicycle plus numerous kits other prizes hardware raffled proceeds help finance US Teams trip support will welcome LSF Short/in es 1975 ended membership 1745 over 1100 aspirant files 1745 258 outside USA el IV mem bers now number 61 hn Baxter LSF/024 Steve Work LSF/571 being members attain Level V plans underway LSF Tournament/ 1976 . fornia site San Francisco area anks Clubs sent proceeds 1975 con tests help support League address Rt 2 Box 490 Plainfield Illinois 60544 92 Model Aviation CL Aerobatics continued