Gary Shaw C es irst 85 Twin Lakes Circle Atoka TN 38004 UTHAT HAVE WE HERE YV column Safety written guy named Preston never heard him opening line safety column began December 1979 issue magazine attracted attention model enthusiasts modeling industiy next 11 years us regular readers Safety Comes First column written John Preston did because its ability present safety issues clear realistic straightforward professional style know youll agree stories published about accidents product safety safe flying sites frequency control safety fences spinners props engines etc inspired us take closer look what doing make days flying field shop safeand memorable quote Johns first column summed up intent saying also believe safety record may improve alerted mishaps fellow modelers may have resulted injury close call dont have product safety expert realize some types models inherently hazardous others doubt few among ranks have experienced some type incident potential cause injury may have avoided someone exercising greater degree caution John personal standpoint can honestly say reading column over years did improve safety record Although Im immune accidents next guy body still intact result children enjoying hobby Thanks much personal time dedication devoted improving safety record So now youre wondering guy named Shaw big shoes fill never heard him Im modeler like yourselves began flying rockets building models age 10 some 26 years ago During past 26 years Ive enjoyed just about types models including rockets cars boats aircraft recently year have concentrated pattern helicopter flying Because Im employed federal government travel new location about three years seems modeling concentration changes depending what find local hobby shop country Im taxes what get mail professional pursuits over last 16 years have focused occupational safety health/preventive medicine industrial hygiene end thoroughly enjoyed reading previous column John specifically infonnation provided about special chemicals assorted products use workshop background occupational health safety somewhat explains wrote Model Aviation about continuing safety column asked job assist preventing accidents serious injuries through sharing fellow modelers experiences answering questions about product safety emphasizing shop safety hopes making hobby safer enjoyable note pulling together hobby Continued page 139 DOT MEAN TO SOUNt J FOR ~WR HELP ACE - Ut\JGRPT5FUL ELEA5ED THE PLAKE JUST SPLIF ECONID EALLER.. 6 .7 54 Model Aviation hever scenario follow final result should greatest rate climb possible combination power stabilizer trim setting should note going depend upon ability use RC system fly model until get model trimmed will fly itself speak Any RC control input required should beyond normal expectations climb altitude established would hope power-off flight would also satisfactory Actually lift proportion between wing stabilizer FA offers glide envelope should easily within expectations simple criterion judging best rate sink best glide angle compare line flight relative horizon Does models nose appear up down relative horizon line line flight ultimate performance will parallel horizon Obviously rule thumb ever much easier use attempting optimize glide recording examples flight time altitude latter method exposes flight variables may difficult impossible measure record example high did model actually get Did gain lose altitude transitioned power-on power-off glide trim really same previous flight adjustments power-on flight now fixed another factor has used fine-tune glide Usually small movements CG will affect power-on trim will affect glide making viable means adjustment simple procedure use elevator trim trim line flight until parallel horizon done note elevator setting relative neutral after model lands some up trim present move CU rearward until desired glide angle attained elevator neutral Just remember move CU half inch time some down trim present plane landed move CU forward until elevator can left neutral line flight horizontal glide combination power glide adjustments should produce compromise equating excellent performance should remembered aerodynamic design choices compromise some stupid reason procedures should have intolerable effect another perfectly legal twiddle factors get ultimate results Only wings incidence angle set concrete conclude might file basic facts youve learned bag tricks Remember use things conjunction another establish compromise will create desired results element has effect others No factor dominant Lets hope now understand basic reactions can expected force can apply forces efficiently result should fine safe flight maximum performance have fun tylShaw Continued page 54 create generations modelers thoroughly understand Safety Comes First near dear heart Like believe strongly learning experiences others can go long way toward educating ourselves preventing same mishaps happening again again end month intend discuss different aspects safetyand health-related issues pertain some specific branch hobby Let first admit although have significant professional resources available regard occupational health safety issues writing about own personal modeling experiences within clubs surrounding immediate area Memphis Tennessee would sustain column few months So let make plea fellow modeler Please write tell about experiences doesnt have long description extensive essay just facts led incident associated safety hobby question would like have answered Lets hear corners hobbymodelers manufacturers CHECKLIST FOR REPORTING INCIDENTS writing about safety-related item please include following infor mation possible Brief description what happened Special circumstances led up incident accident resulted injury specify type injury whether medical treatment necessary Age people involved whether nonmodelers involved number years modelers involved hobby Any special flying site considerations weather field layout location etc Types equipment materials may have contributed incident comments regarding incident could have avoided NOW ON TO BUSINESS Now youve got gray matter engaged wondering what topics other readers would like hear about let suggest few consider Hazards associated propellers spinners etc Safety considerations big models March 1993 139 ---Thins - - PLANE VIDEO GIVES YOU LIBRARY OF VIDEOS ON THE CONSTRUCTION OF RADIO CONTROLLED AIRPLANES WITH EASY TO FOLLOW INSTRUCTIONS BUILDING fl RIGHT THE FIRST TIME 1-2 HOUR vIDEOS SHOWING ALL DETAILS NECESSARY TO CONSTRUCT WOOD AIRCRAFr INCLUDING WING CONSTRUCTION RADIO INSTALLATION PUSHIlODS ALIGNMENT BALANCING AND MUCH MORE $3406 shippIng *400 foreign oRdain &EROBATICS & GROUND SCHOOL 195 MINUTES ON AERODYNAMICS AND STALL THEORY VIDEO COVERS PROPER TAKE -OFFS SPINS CROSS WIND TECHNIQUES SNAP ROLLS AND MORE $1995 shIpping *400 foinig oRdain BUILDING WITH FOAM 2-HOUR vIDEO PROVIDING INFORMATION ON FOAM WING CORES INSTALLING RETRACTS PRIMING COVERING W~H EG CLOTH PAINTING & DETAILING $1996 $300 shipping $600 foreign OrdeRs TAPES AVAILABLE H MIS ONLY EEP CHECK CA UO TO PLANE VIDEO PODOX 23126 CLIVE IA 50325 VISA OR c 1400-383-8251 CA Wa 516-2234607 U HOlD TOIl FREE IA RESICENTS ADO 4% SALES TAX zCONT11iLIN6 FISHER 15 Profile carrier 51999 DAUNTLESS 15 Profile CARRIER 9 ATOMIC II IIA-MOONe RACER 9 HUBRAHURHA iASTUNTERfNayPrOf lie $1400 SHADOW 1-A COMEAT WOODY FLTING WING$1500 HOOSIER HOTSHOT 4ACombat WOODY 500 MARX EAT7 ToileRs RIPE Woody 1935 $330O SPECIAL P0535 stoet . $3999eoOnffler IWILD TURRET 4AYRAINERREED VALVES$999 OVER 55 CLKite efite Free CATALOG OK CALL after 9PM ESYN12 6653723 & Lv Meg VISA/MCliH$350 $35 over $35 10% DOCS GENERIX CONTROLIRP PDHOX illA47 JASGNVILLP IN 4743K TelR12 6653723 NWIl Profile FOAM StuNt/Coabat 1940533 RustoegT-HoltRrewoter-Hobef SpitfireZERD Horricaice Helldiver MYRT MIG3ME109DG COMING SOON Profile ecale TWIN ERG MODELS. NEW P4-N RI-Plane WOOD-Profile RAVT.$2R51 AMERICAN ROY 1AStooterWOODProfile$l55D RARECESSNA RACER-Goodyear Profile. 51999 Does KiEN ceplete W/Hardeafe PRE-PAR Pocelage aehiee parts NO-DIE CDT JUNK JOIN MACA CORHAT ASSNJOSN PAMPA STONY ASSI Works foam its odorless too Fox Manufacturing Announces New User Friendly FOX 25BB SCHNEURLE new Fox 2SBB motor has iron piston/steel liner gives engine real nice snappy compression free running nature engine supplied Mark X type carburetor tilt-up muffler cylinder can turned exhaust right left rear Available inRIG control line #12599Fox 25BB CLBore680 #22599Fox 25BB RCStroke680 15000RPM 9-4 PropDisp.247 Weight8 oz Fox Manufacturing Company has leader manufacturing model airplane engines accessories over 45 years Fox products MADE IN THE USA quality A-l service second Fox motors durable long lasting proper care modeler can have hundreds hours flying enjoyment Fox motors Fox motors have proven #1 competition well also introducing new ULTRA E -z CARBURETOR new carb has needle air bleed idle No need set two needle valves Crank motor set needle GO FLY new carb fits Fox motors 45 size thru 74 size Order part #27050 MADE IN AMERICA FOX MANUFACTURING CO 5305 Towson Avenue Fort Smith Arkansas 72901 Phone 501 6461656 FAX 501 6461757 FOX MOTORS BEGINNING ~WER RC frequency control Safety rules flying sites Electronic equipment safety concerns Toxicity paints glues airborne particulates Shop safety respect equipment use build models Helicopter fixed-wing aircraft field utilization safety Safety considerations relating RC CL combat free flight models RC pylon racing Safe construction methods equipment installation RC models have other topics suggestions questions safety-related subjects would like see discussed future months please let know note let say what read will opinions necessarily Academy Model Aeronautics staff Model Aviation magazine will discuss accidents subject current litigation nor will mention names individuals clubs brand names manufacturers involved have no doubt no matter hard try please reading public will content therefore constructive criticism will received result publishing column hope readers will learn information presented herein will think twice before making similar mistakes Let common sense prevail decision-making processes As write months column air turning cool leaves beginning fall Soon modelers over country will zipping up jackets preparing winter flying Its hard believe spring summer have come gone quickly seems like just yesterday family loaded U-Haul planes Byron P-S 1 Roadrunner headed north Helena Montana As luck would have arrived Helena just time Flying Tigers annual spring fun-fly amazed number fliers found place far north Im told event keeps getting bigger year attracting fliers Northern states field impressed simple method modelers used secure models big small pits prevent models being tipped over wind used same technique after starting engines allow cautious modeler make mechanical adjustments behind spinning propeller aid helper What simple thing can About 5 10 pounds lead shot 4 x 18-in cloth bags sewed shut tossed over aircraft landing gear Some quarter-scale pilots sewn big bags 4 x 24 thereabouts proved very effective chocks transporting starting large aircraft Normally two bags would found aircrafts landing gear During event couldnt help noticing modeler radiated Safety Comes First time headed flight line particular modeler ensured correct frequency pin started aircraft after appropriate frequency flight checks once started made adjustments behind model until carried model out flight line did taxi position takeoff Upon landing consistently shut 140 Model Aviation PILOTS Make Living Flying RIC Remotely Piloted Vehicle manufactures utilize RIC pilots external operators have skills necessary start careeras external pilot Enjoy satisfaction hobby earning good living Send complete Information package Includes list prominent employers RPVfleld Send $465 185 SH fl/C JOBS l3llOLeParcSuite22 Chino Hills CA 91709 Mo nen Back Guarantee ZENOAH & ERCOUPE TOMA & i- KIlTEN KIT ZINGER CARBON FIBEI B&BF DU-BRO GIANT SCALES SIG ECONITE Tata REEDS QUALITY MODEL PRODUCu 16 MaIn St Phelps NY 14532 315-548-3779 PROGRAM SELECTION DISKETTE SELECTION PRICES LISA & CANADA PRICES OVERSEAS SENOPROGRAMiCCA CO CCC #65C 574 SENDPROGRAM2CCA CO CC IC $55CS64 SEND BOTH PROGRAMS CCA 59 CC IC $123 plane down runway carried back pits instead taxiing back hat goes off Ken Robbins Helena Flying Tigers can boast identical concern safety little closer home recently fledgling endeavors fly helicopters led SAM field Desoto Mississippi annual Memphis Fall Helicopter FunFly Obviously curious learn about rotor heads safety practiced such events Contest Director Mike Fortune set tone during pilots briefing indicating no needed take unnecessary chances might result aircrafts demise Flight lines different flying times pilots class frequency control five-foot safety fences spectators order day Doing maintenance before arriving flying field helicopter must choppers rotor head things come apart poorly maintained quality what presented static flying events superb very impressed professionalism flying abilities well-maintained machines Mike Fortune X-Cell 60 Custom Dana Swah Kalt Baron Alpha 2 Michael Cusanelli modified Schulter 60 Scout first-class event safety lead end column month let mention concern passed Dave Elliot pattern flier Millington Tennessee Barnstormers Club After attending numerous pattern events Dave indicates frustration exists among some fliers using carbon-fiber props several have disintegrated air Dave handed remains several props inspection displayed symptoms identical problem prop subjected spinner-cone squeeze result trying fit highpitch prop shallow spinner opening As consequence spinner cut carbon fiber thereby ruining its reliability accident waiting happen fix open up slots spinner until large enough ensure spinner will touch prop after being secured spinner backplate Ive used Dremel tool sanding drum FIX IT YOURSELF use Save Money SaveTime As low $ 995 write CallSmithy Dept MA 1 -800-345-6342Lathe l 3023 t 2nd Street Ask operator MAThe Dalles DR 97050 open holes successfully aluminum plastic spinners final touch balance spinner utilizing several balancing systems available hobby shops Remember prop damaged way its safety has severely compromised worth risk damage yourself aircraft try using time simple rule follow doubt throw out Until next month have safe get cards letters pictures flowing roundlAldrich Continued page 59 resultant rust ferrous parts caused moisture residue left after fuel run out andlor some form nitric acid caused burning nitromethane pen pal Germany retired chemist tells polyglycol type lubes common use today create own acid burn just further ireball RIC Idle-Bar Glow Plugs Long Short$209 Only Also. Traditional line non-idle bar Glow Plugs Six Types 3 Heat Ranges High Performance Glow Element Blow Proof Seal Only $169 Swanson Associates PO Box 51 ne NJ 07470 March 1993 141 DESIGN YOUR OWN RC MODEL SAILPLANE AND ANALYZE ITS FLIGHT PERFORMANCE INTRODUCING TWO NEW EDUCATIONAL COMPUTER PROGRAMS PROGRAM 1 RC MODEL SAILPLANESDESIGN AND ANALYSIS RS STABILITY AND CONTROL PROGRAM 2 RC MODEL SAILPLANESSTEAOY STATE FLIGHT ANALYSIS COVERS PERFORMANCE ESTIMATION AND THE DETAILED ANALYSIS OF SOURCES OF DRAG KEY FEATURES aTHE USER MANUALS CONTAIN STEPBYSTEP INSTRUCTION FOR INPUTTING DESIGN DATA j BOTH PROGRAMS CONTAIN EXTENSIVE TUTORIAL BACKGROUND MATERIAL IN COLOR GRAPIIIC FORM EQUATIONS AND DATA USED IN THE PROGRAMS ARE CAREFULLY REFERENCED TO STANGARO TEXT BOOKS AND REFERENCE WORKS OF AERONAUTICAL I MANY EXAMPLES INCLUDED COMPUTER REQUIREMENTS 1DM PERSOtIAL COMPUTER MODEL XT OR AT OR PS2 OR COMPATIBLE COMPUTER RUNNING MSDOS 33 OR LATER b EGA OR VGA COLOR DISPLAY c 316 KB OF COMPUTER MEMORY d HARD DISK DRIVE WITH 35 MB OF AVAILABLE MEMORY AT LEAST ONE OF THE FOLLOWING DISKETTE DRIVES 35 IN 144 MB z B 35 IN 729 KB C 525 IN 12 MB PRINTER IS OPTIONAL PLEASE NOTE 366 KB DRIVES ARE NOT SUPPORTED TO ORDERi CHECK THE APPROPRIATE BOXES ATTACH YOUR CHECK OR MONEY ORDER WITH YOUR MAILING ADORESS MAIL TO STELLAR INSTRUMENT NORTHWEST INC 7 POWDERHORN DRIVE BEND 77019554 PRICES INCLUDE FUST CLASS POSTAGE 90 DAY LIMITED WARRANTY 6 SUNGLASSES $1195 $2S&H 100% VV Protection Shatterproof Excellent Optical Quality Tints Fit Over Prescriptions SKYS RO BOX 1000 MFRIES VA 22026 800-227-9318
Edition: Model Aviation - 1993/03
Page Numbers: 54, 139, 140, 141
Gary Shaw C es irst 85 Twin Lakes Circle Atoka TN 38004 UTHAT HAVE WE HERE YV column Safety written guy named Preston never heard him opening line safety column began December 1979 issue magazine attracted attention model enthusiasts modeling industiy next 11 years us regular readers Safety Comes First column written John Preston did because its ability present safety issues clear realistic straightforward professional style know youll agree stories published about accidents product safety safe flying sites frequency control safety fences spinners props engines etc inspired us take closer look what doing make days flying field shop safeand memorable quote Johns first column summed up intent saying also believe safety record may improve alerted mishaps fellow modelers may have resulted injury close call dont have product safety expert realize some types models inherently hazardous others doubt few among ranks have experienced some type incident potential cause injury may have avoided someone exercising greater degree caution John personal standpoint can honestly say reading column over years did improve safety record Although Im immune accidents next guy body still intact result children enjoying hobby Thanks much personal time dedication devoted improving safety record So now youre wondering guy named Shaw big shoes fill never heard him Im modeler like yourselves began flying rockets building models age 10 some 26 years ago During past 26 years Ive enjoyed just about types models including rockets cars boats aircraft recently year have concentrated pattern helicopter flying Because Im employed federal government travel new location about three years seems modeling concentration changes depending what find local hobby shop country Im taxes what get mail professional pursuits over last 16 years have focused occupational safety health/preventive medicine industrial hygiene end thoroughly enjoyed reading previous column John specifically infonnation provided about special chemicals assorted products use workshop background occupational health safety somewhat explains wrote Model Aviation about continuing safety column asked job assist preventing accidents serious injuries through sharing fellow modelers experiences answering questions about product safety emphasizing shop safety hopes making hobby safer enjoyable note pulling together hobby Continued page 139 DOT MEAN TO SOUNt J FOR ~WR HELP ACE - Ut\JGRPT5FUL ELEA5ED THE PLAKE JUST SPLIF ECONID EALLER.. 6 .7 54 Model Aviation hever scenario follow final result should greatest rate climb possible combination power stabilizer trim setting should note going depend upon ability use RC system fly model until get model trimmed will fly itself speak Any RC control input required should beyond normal expectations climb altitude established would hope power-off flight would also satisfactory Actually lift proportion between wing stabilizer FA offers glide envelope should easily within expectations simple criterion judging best rate sink best glide angle compare line flight relative horizon Does models nose appear up down relative horizon line line flight ultimate performance will parallel horizon Obviously rule thumb ever much easier use attempting optimize glide recording examples flight time altitude latter method exposes flight variables may difficult impossible measure record example high did model actually get Did gain lose altitude transitioned power-on power-off glide trim really same previous flight adjustments power-on flight now fixed another factor has used fine-tune glide Usually small movements CG will affect power-on trim will affect glide making viable means adjustment simple procedure use elevator trim trim line flight until parallel horizon done note elevator setting relative neutral after model lands some up trim present move CU rearward until desired glide angle attained elevator neutral Just remember move CU half inch time some down trim present plane landed move CU forward until elevator can left neutral line flight horizontal glide combination power glide adjustments should produce compromise equating excellent performance should remembered aerodynamic design choices compromise some stupid reason procedures should have intolerable effect another perfectly legal twiddle factors get ultimate results Only wings incidence angle set concrete conclude might file basic facts youve learned bag tricks Remember use things conjunction another establish compromise will create desired results element has effect others No factor dominant Lets hope now understand basic reactions can expected force can apply forces efficiently result should fine safe flight maximum performance have fun tylShaw Continued page 54 create generations modelers thoroughly understand Safety Comes First near dear heart Like believe strongly learning experiences others can go long way toward educating ourselves preventing same mishaps happening again again end month intend discuss different aspects safetyand health-related issues pertain some specific branch hobby Let first admit although have significant professional resources available regard occupational health safety issues writing about own personal modeling experiences within clubs surrounding immediate area Memphis Tennessee would sustain column few months So let make plea fellow modeler Please write tell about experiences doesnt have long description extensive essay just facts led incident associated safety hobby question would like have answered Lets hear corners hobbymodelers manufacturers CHECKLIST FOR REPORTING INCIDENTS writing about safety-related item please include following infor mation possible Brief description what happened Special circumstances led up incident accident resulted injury specify type injury whether medical treatment necessary Age people involved whether nonmodelers involved number years modelers involved hobby Any special flying site considerations weather field layout location etc Types equipment materials may have contributed incident comments regarding incident could have avoided NOW ON TO BUSINESS Now youve got gray matter engaged wondering what topics other readers would like hear about let suggest few consider Hazards associated propellers spinners etc Safety considerations big models March 1993 139 ---Thins - - PLANE VIDEO GIVES YOU LIBRARY OF VIDEOS ON THE CONSTRUCTION OF RADIO CONTROLLED AIRPLANES WITH EASY TO FOLLOW INSTRUCTIONS BUILDING fl RIGHT THE FIRST TIME 1-2 HOUR vIDEOS SHOWING ALL DETAILS NECESSARY TO CONSTRUCT WOOD AIRCRAFr INCLUDING WING CONSTRUCTION RADIO INSTALLATION PUSHIlODS ALIGNMENT BALANCING AND MUCH MORE $3406 shippIng *400 foreign oRdain &EROBATICS & GROUND SCHOOL 195 MINUTES ON AERODYNAMICS AND STALL THEORY VIDEO COVERS PROPER TAKE -OFFS SPINS CROSS WIND TECHNIQUES SNAP ROLLS AND MORE $1995 shIpping *400 foinig oRdain BUILDING WITH FOAM 2-HOUR vIDEO PROVIDING INFORMATION ON FOAM WING CORES INSTALLING RETRACTS PRIMING COVERING W~H EG CLOTH PAINTING & DETAILING $1996 $300 shipping $600 foreign OrdeRs TAPES AVAILABLE H MIS ONLY EEP CHECK CA UO TO PLANE VIDEO PODOX 23126 CLIVE IA 50325 VISA OR c 1400-383-8251 CA Wa 516-2234607 U HOlD TOIl FREE IA RESICENTS ADO 4% SALES TAX zCONT11iLIN6 FISHER 15 Profile carrier 51999 DAUNTLESS 15 Profile CARRIER 9 ATOMIC II IIA-MOONe RACER 9 HUBRAHURHA iASTUNTERfNayPrOf lie $1400 SHADOW 1-A COMEAT WOODY FLTING WING$1500 HOOSIER HOTSHOT 4ACombat WOODY 500 MARX EAT7 ToileRs RIPE Woody 1935 $330O SPECIAL P0535 stoet . $3999eoOnffler IWILD TURRET 4AYRAINERREED VALVES$999 OVER 55 CLKite efite Free CATALOG OK CALL after 9PM ESYN12 6653723 & Lv Meg VISA/MCliH$350 $35 over $35 10% DOCS GENERIX CONTROLIRP PDHOX illA47 JASGNVILLP IN 4743K TelR12 6653723 NWIl Profile FOAM StuNt/Coabat 1940533 RustoegT-HoltRrewoter-Hobef SpitfireZERD Horricaice Helldiver MYRT MIG3ME109DG COMING SOON Profile ecale TWIN ERG MODELS. NEW P4-N RI-Plane WOOD-Profile RAVT.$2R51 AMERICAN ROY 1AStooterWOODProfile$l55D RARECESSNA RACER-Goodyear Profile. 51999 Does KiEN ceplete W/Hardeafe PRE-PAR Pocelage aehiee parts NO-DIE CDT JUNK JOIN MACA CORHAT ASSNJOSN PAMPA STONY ASSI Works foam its odorless too Fox Manufacturing Announces New User Friendly FOX 25BB SCHNEURLE new Fox 2SBB motor has iron piston/steel liner gives engine real nice snappy compression free running nature engine supplied Mark X type carburetor tilt-up muffler cylinder can turned exhaust right left rear Available inRIG control line #12599Fox 25BB CLBore680 #22599Fox 25BB RCStroke680 15000RPM 9-4 PropDisp.247 Weight8 oz Fox Manufacturing Company has leader manufacturing model airplane engines accessories over 45 years Fox products MADE IN THE USA quality A-l service second Fox motors durable long lasting proper care modeler can have hundreds hours flying enjoyment Fox motors Fox motors have proven #1 competition well also introducing new ULTRA E -z CARBURETOR new carb has needle air bleed idle No need set two needle valves Crank motor set needle GO FLY new carb fits Fox motors 45 size thru 74 size Order part #27050 MADE IN AMERICA FOX MANUFACTURING CO 5305 Towson Avenue Fort Smith Arkansas 72901 Phone 501 6461656 FAX 501 6461757 FOX MOTORS BEGINNING ~WER RC frequency control Safety rules flying sites Electronic equipment safety concerns Toxicity paints glues airborne particulates Shop safety respect equipment use build models Helicopter fixed-wing aircraft field utilization safety Safety considerations relating RC CL combat free flight models RC pylon racing Safe construction methods equipment installation RC models have other topics suggestions questions safety-related subjects would like see discussed future months please let know note let say what read will opinions necessarily Academy Model Aeronautics staff Model Aviation magazine will discuss accidents subject current litigation nor will mention names individuals clubs brand names manufacturers involved have no doubt no matter hard try please reading public will content therefore constructive criticism will received result publishing column hope readers will learn information presented herein will think twice before making similar mistakes Let common sense prevail decision-making processes As write months column air turning cool leaves beginning fall Soon modelers over country will zipping up jackets preparing winter flying Its hard believe spring summer have come gone quickly seems like just yesterday family loaded U-Haul planes Byron P-S 1 Roadrunner headed north Helena Montana As luck would have arrived Helena just time Flying Tigers annual spring fun-fly amazed number fliers found place far north Im told event keeps getting bigger year attracting fliers Northern states field impressed simple method modelers used secure models big small pits prevent models being tipped over wind used same technique after starting engines allow cautious modeler make mechanical adjustments behind spinning propeller aid helper What simple thing can About 5 10 pounds lead shot 4 x 18-in cloth bags sewed shut tossed over aircraft landing gear Some quarter-scale pilots sewn big bags 4 x 24 thereabouts proved very effective chocks transporting starting large aircraft Normally two bags would found aircrafts landing gear During event couldnt help noticing modeler radiated Safety Comes First time headed flight line particular modeler ensured correct frequency pin started aircraft after appropriate frequency flight checks once started made adjustments behind model until carried model out flight line did taxi position takeoff Upon landing consistently shut 140 Model Aviation PILOTS Make Living Flying RIC Remotely Piloted Vehicle manufactures utilize RIC pilots external operators have skills necessary start careeras external pilot Enjoy satisfaction hobby earning good living Send complete Information package Includes list prominent employers RPVfleld Send $465 185 SH fl/C JOBS l3llOLeParcSuite22 Chino Hills CA 91709 Mo nen Back Guarantee ZENOAH & ERCOUPE TOMA & i- KIlTEN KIT ZINGER CARBON FIBEI B&BF DU-BRO GIANT SCALES SIG ECONITE Tata REEDS QUALITY MODEL PRODUCu 16 MaIn St Phelps NY 14532 315-548-3779 PROGRAM SELECTION DISKETTE SELECTION PRICES LISA & CANADA PRICES OVERSEAS SENOPROGRAMiCCA CO CCC #65C 574 SENDPROGRAM2CCA CO CC IC $55CS64 SEND BOTH PROGRAMS CCA 59 CC IC $123 plane down runway carried back pits instead taxiing back hat goes off Ken Robbins Helena Flying Tigers can boast identical concern safety little closer home recently fledgling endeavors fly helicopters led SAM field Desoto Mississippi annual Memphis Fall Helicopter FunFly Obviously curious learn about rotor heads safety practiced such events Contest Director Mike Fortune set tone during pilots briefing indicating no needed take unnecessary chances might result aircrafts demise Flight lines different flying times pilots class frequency control five-foot safety fences spectators order day Doing maintenance before arriving flying field helicopter must choppers rotor head things come apart poorly maintained quality what presented static flying events superb very impressed professionalism flying abilities well-maintained machines Mike Fortune X-Cell 60 Custom Dana Swah Kalt Baron Alpha 2 Michael Cusanelli modified Schulter 60 Scout first-class event safety lead end column month let mention concern passed Dave Elliot pattern flier Millington Tennessee Barnstormers Club After attending numerous pattern events Dave indicates frustration exists among some fliers using carbon-fiber props several have disintegrated air Dave handed remains several props inspection displayed symptoms identical problem prop subjected spinner-cone squeeze result trying fit highpitch prop shallow spinner opening As consequence spinner cut carbon fiber thereby ruining its reliability accident waiting happen fix open up slots spinner until large enough ensure spinner will touch prop after being secured spinner backplate Ive used Dremel tool sanding drum FIX IT YOURSELF use Save Money SaveTime As low $ 995 write CallSmithy Dept MA 1 -800-345-6342Lathe l 3023 t 2nd Street Ask operator MAThe Dalles DR 97050 open holes successfully aluminum plastic spinners final touch balance spinner utilizing several balancing systems available hobby shops Remember prop damaged way its safety has severely compromised worth risk damage yourself aircraft try using time simple rule follow doubt throw out Until next month have safe get cards letters pictures flowing roundlAldrich Continued page 59 resultant rust ferrous parts caused moisture residue left after fuel run out andlor some form nitric acid caused burning nitromethane pen pal Germany retired chemist tells polyglycol type lubes common use today create own acid burn just further ireball RIC Idle-Bar Glow Plugs Long Short$209 Only Also. Traditional line non-idle bar Glow Plugs Six Types 3 Heat Ranges High Performance Glow Element Blow Proof Seal Only $169 Swanson Associates PO Box 51 ne NJ 07470 March 1993 141 DESIGN YOUR OWN RC MODEL SAILPLANE AND ANALYZE ITS FLIGHT PERFORMANCE INTRODUCING TWO NEW EDUCATIONAL COMPUTER PROGRAMS PROGRAM 1 RC MODEL SAILPLANESDESIGN AND ANALYSIS RS STABILITY AND CONTROL PROGRAM 2 RC MODEL SAILPLANESSTEAOY STATE FLIGHT ANALYSIS COVERS PERFORMANCE ESTIMATION AND THE DETAILED ANALYSIS OF SOURCES OF DRAG KEY FEATURES aTHE USER MANUALS CONTAIN STEPBYSTEP INSTRUCTION FOR INPUTTING DESIGN DATA j BOTH PROGRAMS CONTAIN EXTENSIVE TUTORIAL BACKGROUND MATERIAL IN COLOR GRAPIIIC FORM EQUATIONS AND DATA USED IN THE PROGRAMS ARE CAREFULLY REFERENCED TO STANGARO TEXT BOOKS AND REFERENCE WORKS OF AERONAUTICAL I MANY EXAMPLES INCLUDED COMPUTER REQUIREMENTS 1DM PERSOtIAL COMPUTER MODEL XT OR AT OR PS2 OR COMPATIBLE COMPUTER RUNNING MSDOS 33 OR LATER b EGA OR VGA COLOR DISPLAY c 316 KB OF COMPUTER MEMORY d HARD DISK DRIVE WITH 35 MB OF AVAILABLE MEMORY AT LEAST ONE OF THE FOLLOWING DISKETTE DRIVES 35 IN 144 MB z B 35 IN 729 KB C 525 IN 12 MB PRINTER IS OPTIONAL PLEASE NOTE 366 KB DRIVES ARE NOT SUPPORTED TO ORDERi CHECK THE APPROPRIATE BOXES ATTACH YOUR CHECK OR MONEY ORDER WITH YOUR MAILING ADORESS MAIL TO STELLAR INSTRUMENT NORTHWEST INC 7 POWDERHORN DRIVE BEND 77019554 PRICES INCLUDE FUST CLASS POSTAGE 90 DAY LIMITED WARRANTY 6 SUNGLASSES $1195 $2S&H 100% VV Protection Shatterproof Excellent Optical Quality Tints Fit Over Prescriptions SKYS RO BOX 1000 MFRIES VA 22026 800-227-9318
Edition: Model Aviation - 1993/03
Page Numbers: 54, 139, 140, 141
Gary Shaw C es irst 85 Twin Lakes Circle Atoka TN 38004 UTHAT HAVE WE HERE YV column Safety written guy named Preston never heard him opening line safety column began December 1979 issue magazine attracted attention model enthusiasts modeling industiy next 11 years us regular readers Safety Comes First column written John Preston did because its ability present safety issues clear realistic straightforward professional style know youll agree stories published about accidents product safety safe flying sites frequency control safety fences spinners props engines etc inspired us take closer look what doing make days flying field shop safeand memorable quote Johns first column summed up intent saying also believe safety record may improve alerted mishaps fellow modelers may have resulted injury close call dont have product safety expert realize some types models inherently hazardous others doubt few among ranks have experienced some type incident potential cause injury may have avoided someone exercising greater degree caution John personal standpoint can honestly say reading column over years did improve safety record Although Im immune accidents next guy body still intact result children enjoying hobby Thanks much personal time dedication devoted improving safety record So now youre wondering guy named Shaw big shoes fill never heard him Im modeler like yourselves began flying rockets building models age 10 some 26 years ago During past 26 years Ive enjoyed just about types models including rockets cars boats aircraft recently year have concentrated pattern helicopter flying Because Im employed federal government travel new location about three years seems modeling concentration changes depending what find local hobby shop country Im taxes what get mail professional pursuits over last 16 years have focused occupational safety health/preventive medicine industrial hygiene end thoroughly enjoyed reading previous column John specifically infonnation provided about special chemicals assorted products use workshop background occupational health safety somewhat explains wrote Model Aviation about continuing safety column asked job assist preventing accidents serious injuries through sharing fellow modelers experiences answering questions about product safety emphasizing shop safety hopes making hobby safer enjoyable note pulling together hobby Continued page 139 DOT MEAN TO SOUNt J FOR ~WR HELP ACE - Ut\JGRPT5FUL ELEA5ED THE PLAKE JUST SPLIF ECONID EALLER.. 6 .7 54 Model Aviation hever scenario follow final result should greatest rate climb possible combination power stabilizer trim setting should note going depend upon ability use RC system fly model until get model trimmed will fly itself speak Any RC control input required should beyond normal expectations climb altitude established would hope power-off flight would also satisfactory Actually lift proportion between wing stabilizer FA offers glide envelope should easily within expectations simple criterion judging best rate sink best glide angle compare line flight relative horizon Does models nose appear up down relative horizon line line flight ultimate performance will parallel horizon Obviously rule thumb ever much easier use attempting optimize glide recording examples flight time altitude latter method exposes flight variables may difficult impossible measure record example high did model actually get Did gain lose altitude transitioned power-on power-off glide trim really same previous flight adjustments power-on flight now fixed another factor has used fine-tune glide Usually small movements CG will affect power-on trim will affect glide making viable means adjustment simple procedure use elevator trim trim line flight until parallel horizon done note elevator setting relative neutral after model lands some up trim present move CU rearward until desired glide angle attained elevator neutral Just remember move CU half inch time some down trim present plane landed move CU forward until elevator can left neutral line flight horizontal glide combination power glide adjustments should produce compromise equating excellent performance should remembered aerodynamic design choices compromise some stupid reason procedures should have intolerable effect another perfectly legal twiddle factors get ultimate results Only wings incidence angle set concrete conclude might file basic facts youve learned bag tricks Remember use things conjunction another establish compromise will create desired results element has effect others No factor dominant Lets hope now understand basic reactions can expected force can apply forces efficiently result should fine safe flight maximum performance have fun tylShaw Continued page 54 create generations modelers thoroughly understand Safety Comes First near dear heart Like believe strongly learning experiences others can go long way toward educating ourselves preventing same mishaps happening again again end month intend discuss different aspects safetyand health-related issues pertain some specific branch hobby Let first admit although have significant professional resources available regard occupational health safety issues writing about own personal modeling experiences within clubs surrounding immediate area Memphis Tennessee would sustain column few months So let make plea fellow modeler Please write tell about experiences doesnt have long description extensive essay just facts led incident associated safety hobby question would like have answered Lets hear corners hobbymodelers manufacturers CHECKLIST FOR REPORTING INCIDENTS writing about safety-related item please include following infor mation possible Brief description what happened Special circumstances led up incident accident resulted injury specify type injury whether medical treatment necessary Age people involved whether nonmodelers involved number years modelers involved hobby Any special flying site considerations weather field layout location etc Types equipment materials may have contributed incident comments regarding incident could have avoided NOW ON TO BUSINESS Now youve got gray matter engaged wondering what topics other readers would like hear about let suggest few consider Hazards associated propellers spinners etc Safety considerations big models March 1993 139 ---Thins - - PLANE VIDEO GIVES YOU LIBRARY OF VIDEOS ON THE CONSTRUCTION OF RADIO CONTROLLED AIRPLANES WITH EASY TO FOLLOW INSTRUCTIONS BUILDING fl RIGHT THE FIRST TIME 1-2 HOUR vIDEOS SHOWING ALL DETAILS NECESSARY TO CONSTRUCT WOOD AIRCRAFr INCLUDING WING CONSTRUCTION RADIO INSTALLATION PUSHIlODS ALIGNMENT BALANCING AND MUCH MORE $3406 shippIng *400 foreign oRdain &EROBATICS & GROUND SCHOOL 195 MINUTES ON AERODYNAMICS AND STALL THEORY VIDEO COVERS PROPER TAKE -OFFS SPINS CROSS WIND TECHNIQUES SNAP ROLLS AND MORE $1995 shIpping *400 foinig oRdain BUILDING WITH FOAM 2-HOUR vIDEO PROVIDING INFORMATION ON FOAM WING CORES INSTALLING RETRACTS PRIMING COVERING W~H EG CLOTH PAINTING & DETAILING $1996 $300 shipping $600 foreign OrdeRs TAPES AVAILABLE H MIS ONLY EEP CHECK CA UO TO PLANE VIDEO PODOX 23126 CLIVE IA 50325 VISA OR c 1400-383-8251 CA Wa 516-2234607 U HOlD TOIl FREE IA RESICENTS ADO 4% SALES TAX zCONT11iLIN6 FISHER 15 Profile carrier 51999 DAUNTLESS 15 Profile CARRIER 9 ATOMIC II IIA-MOONe RACER 9 HUBRAHURHA iASTUNTERfNayPrOf lie $1400 SHADOW 1-A COMEAT WOODY FLTING WING$1500 HOOSIER HOTSHOT 4ACombat WOODY 500 MARX EAT7 ToileRs RIPE Woody 1935 $330O SPECIAL P0535 stoet . $3999eoOnffler IWILD TURRET 4AYRAINERREED VALVES$999 OVER 55 CLKite efite Free CATALOG OK CALL after 9PM ESYN12 6653723 & Lv Meg VISA/MCliH$350 $35 over $35 10% DOCS GENERIX CONTROLIRP PDHOX illA47 JASGNVILLP IN 4743K TelR12 6653723 NWIl Profile FOAM StuNt/Coabat 1940533 RustoegT-HoltRrewoter-Hobef SpitfireZERD Horricaice Helldiver MYRT MIG3ME109DG COMING SOON Profile ecale TWIN ERG MODELS. NEW P4-N RI-Plane WOOD-Profile RAVT.$2R51 AMERICAN ROY 1AStooterWOODProfile$l55D RARECESSNA RACER-Goodyear Profile. 51999 Does KiEN ceplete W/Hardeafe PRE-PAR Pocelage aehiee parts NO-DIE CDT JUNK JOIN MACA CORHAT ASSNJOSN PAMPA STONY ASSI Works foam its odorless too Fox Manufacturing Announces New User Friendly FOX 25BB SCHNEURLE new Fox 2SBB motor has iron piston/steel liner gives engine real nice snappy compression free running nature engine supplied Mark X type carburetor tilt-up muffler cylinder can turned exhaust right left rear Available inRIG control line #12599Fox 25BB CLBore680 #22599Fox 25BB RCStroke680 15000RPM 9-4 PropDisp.247 Weight8 oz Fox Manufacturing Company has leader manufacturing model airplane engines accessories over 45 years Fox products MADE IN THE USA quality A-l service second Fox motors durable long lasting proper care modeler can have hundreds hours flying enjoyment Fox motors Fox motors have proven #1 competition well also introducing new ULTRA E -z CARBURETOR new carb has needle air bleed idle No need set two needle valves Crank motor set needle GO FLY new carb fits Fox motors 45 size thru 74 size Order part #27050 MADE IN AMERICA FOX MANUFACTURING CO 5305 Towson Avenue Fort Smith Arkansas 72901 Phone 501 6461656 FAX 501 6461757 FOX MOTORS BEGINNING ~WER RC frequency control Safety rules flying sites Electronic equipment safety concerns Toxicity paints glues airborne particulates Shop safety respect equipment use build models Helicopter fixed-wing aircraft field utilization safety Safety considerations relating RC CL combat free flight models RC pylon racing Safe construction methods equipment installation RC models have other topics suggestions questions safety-related subjects would like see discussed future months please let know note let say what read will opinions necessarily Academy Model Aeronautics staff Model Aviation magazine will discuss accidents subject current litigation nor will mention names individuals clubs brand names manufacturers involved have no doubt no matter hard try please reading public will content therefore constructive criticism will received result publishing column hope readers will learn information presented herein will think twice before making similar mistakes Let common sense prevail decision-making processes As write months column air turning cool leaves beginning fall Soon modelers over country will zipping up jackets preparing winter flying Its hard believe spring summer have come gone quickly seems like just yesterday family loaded U-Haul planes Byron P-S 1 Roadrunner headed north Helena Montana As luck would have arrived Helena just time Flying Tigers annual spring fun-fly amazed number fliers found place far north Im told event keeps getting bigger year attracting fliers Northern states field impressed simple method modelers used secure models big small pits prevent models being tipped over wind used same technique after starting engines allow cautious modeler make mechanical adjustments behind spinning propeller aid helper What simple thing can About 5 10 pounds lead shot 4 x 18-in cloth bags sewed shut tossed over aircraft landing gear Some quarter-scale pilots sewn big bags 4 x 24 thereabouts proved very effective chocks transporting starting large aircraft Normally two bags would found aircrafts landing gear During event couldnt help noticing modeler radiated Safety Comes First time headed flight line particular modeler ensured correct frequency pin started aircraft after appropriate frequency flight checks once started made adjustments behind model until carried model out flight line did taxi position takeoff Upon landing consistently shut 140 Model Aviation PILOTS Make Living Flying RIC Remotely Piloted Vehicle manufactures utilize RIC pilots external operators have skills necessary start careeras external pilot Enjoy satisfaction hobby earning good living Send complete Information package Includes list prominent employers RPVfleld Send $465 185 SH fl/C JOBS l3llOLeParcSuite22 Chino Hills CA 91709 Mo nen Back Guarantee ZENOAH & ERCOUPE TOMA & i- KIlTEN KIT ZINGER CARBON FIBEI B&BF DU-BRO GIANT SCALES SIG ECONITE Tata REEDS QUALITY MODEL PRODUCu 16 MaIn St Phelps NY 14532 315-548-3779 PROGRAM SELECTION DISKETTE SELECTION PRICES LISA & CANADA PRICES OVERSEAS SENOPROGRAMiCCA CO CCC #65C 574 SENDPROGRAM2CCA CO CC IC $55CS64 SEND BOTH PROGRAMS CCA 59 CC IC $123 plane down runway carried back pits instead taxiing back hat goes off Ken Robbins Helena Flying Tigers can boast identical concern safety little closer home recently fledgling endeavors fly helicopters led SAM field Desoto Mississippi annual Memphis Fall Helicopter FunFly Obviously curious learn about rotor heads safety practiced such events Contest Director Mike Fortune set tone during pilots briefing indicating no needed take unnecessary chances might result aircrafts demise Flight lines different flying times pilots class frequency control five-foot safety fences spectators order day Doing maintenance before arriving flying field helicopter must choppers rotor head things come apart poorly maintained quality what presented static flying events superb very impressed professionalism flying abilities well-maintained machines Mike Fortune X-Cell 60 Custom Dana Swah Kalt Baron Alpha 2 Michael Cusanelli modified Schulter 60 Scout first-class event safety lead end column month let mention concern passed Dave Elliot pattern flier Millington Tennessee Barnstormers Club After attending numerous pattern events Dave indicates frustration exists among some fliers using carbon-fiber props several have disintegrated air Dave handed remains several props inspection displayed symptoms identical problem prop subjected spinner-cone squeeze result trying fit highpitch prop shallow spinner opening As consequence spinner cut carbon fiber thereby ruining its reliability accident waiting happen fix open up slots spinner until large enough ensure spinner will touch prop after being secured spinner backplate Ive used Dremel tool sanding drum FIX IT YOURSELF use Save Money SaveTime As low $ 995 write CallSmithy Dept MA 1 -800-345-6342Lathe l 3023 t 2nd Street Ask operator MAThe Dalles DR 97050 open holes successfully aluminum plastic spinners final touch balance spinner utilizing several balancing systems available hobby shops Remember prop damaged way its safety has severely compromised worth risk damage yourself aircraft try using time simple rule follow doubt throw out Until next month have safe get cards letters pictures flowing roundlAldrich Continued page 59 resultant rust ferrous parts caused moisture residue left after fuel run out andlor some form nitric acid caused burning nitromethane pen pal Germany retired chemist tells polyglycol type lubes common use today create own acid burn just further ireball RIC Idle-Bar Glow Plugs Long Short$209 Only Also. Traditional line non-idle bar Glow Plugs Six Types 3 Heat Ranges High Performance Glow Element Blow Proof Seal Only $169 Swanson Associates PO Box 51 ne NJ 07470 March 1993 141 DESIGN YOUR OWN RC MODEL SAILPLANE AND ANALYZE ITS FLIGHT PERFORMANCE INTRODUCING TWO NEW EDUCATIONAL COMPUTER PROGRAMS PROGRAM 1 RC MODEL SAILPLANESDESIGN AND ANALYSIS RS STABILITY AND CONTROL PROGRAM 2 RC MODEL SAILPLANESSTEAOY STATE FLIGHT ANALYSIS COVERS PERFORMANCE ESTIMATION AND THE DETAILED ANALYSIS OF SOURCES OF DRAG KEY FEATURES aTHE USER MANUALS CONTAIN STEPBYSTEP INSTRUCTION FOR INPUTTING DESIGN DATA j BOTH PROGRAMS CONTAIN EXTENSIVE TUTORIAL BACKGROUND MATERIAL IN COLOR GRAPIIIC FORM EQUATIONS AND DATA USED IN THE PROGRAMS ARE CAREFULLY REFERENCED TO STANGARO TEXT BOOKS AND REFERENCE WORKS OF AERONAUTICAL I MANY EXAMPLES INCLUDED COMPUTER REQUIREMENTS 1DM PERSOtIAL COMPUTER MODEL XT OR AT OR PS2 OR COMPATIBLE COMPUTER RUNNING MSDOS 33 OR LATER b EGA OR VGA COLOR DISPLAY c 316 KB OF COMPUTER MEMORY d HARD DISK DRIVE WITH 35 MB OF AVAILABLE MEMORY AT LEAST ONE OF THE FOLLOWING DISKETTE DRIVES 35 IN 144 MB z B 35 IN 729 KB C 525 IN 12 MB PRINTER IS OPTIONAL PLEASE NOTE 366 KB DRIVES ARE NOT SUPPORTED TO ORDERi CHECK THE APPROPRIATE BOXES ATTACH YOUR CHECK OR MONEY ORDER WITH YOUR MAILING ADORESS MAIL TO STELLAR INSTRUMENT NORTHWEST INC 7 POWDERHORN DRIVE BEND 77019554 PRICES INCLUDE FUST CLASS POSTAGE 90 DAY LIMITED WARRANTY 6 SUNGLASSES $1195 $2S&H 100% VV Protection Shatterproof Excellent Optical Quality Tints Fit Over Prescriptions SKYS RO BOX 1000 MFRIES VA 22026 800-227-9318
Edition: Model Aviation - 1993/03
Page Numbers: 54, 139, 140, 141
Gary Shaw C es irst 85 Twin Lakes Circle Atoka TN 38004 UTHAT HAVE WE HERE YV column Safety written guy named Preston never heard him opening line safety column began December 1979 issue magazine attracted attention model enthusiasts modeling industiy next 11 years us regular readers Safety Comes First column written John Preston did because its ability present safety issues clear realistic straightforward professional style know youll agree stories published about accidents product safety safe flying sites frequency control safety fences spinners props engines etc inspired us take closer look what doing make days flying field shop safeand memorable quote Johns first column summed up intent saying also believe safety record may improve alerted mishaps fellow modelers may have resulted injury close call dont have product safety expert realize some types models inherently hazardous others doubt few among ranks have experienced some type incident potential cause injury may have avoided someone exercising greater degree caution John personal standpoint can honestly say reading column over years did improve safety record Although Im immune accidents next guy body still intact result children enjoying hobby Thanks much personal time dedication devoted improving safety record So now youre wondering guy named Shaw big shoes fill never heard him Im modeler like yourselves began flying rockets building models age 10 some 26 years ago During past 26 years Ive enjoyed just about types models including rockets cars boats aircraft recently year have concentrated pattern helicopter flying Because Im employed federal government travel new location about three years seems modeling concentration changes depending what find local hobby shop country Im taxes what get mail professional pursuits over last 16 years have focused occupational safety health/preventive medicine industrial hygiene end thoroughly enjoyed reading previous column John specifically infonnation provided about special chemicals assorted products use workshop background occupational health safety somewhat explains wrote Model Aviation about continuing safety column asked job assist preventing accidents serious injuries through sharing fellow modelers experiences answering questions about product safety emphasizing shop safety hopes making hobby safer enjoyable note pulling together hobby Continued page 139 DOT MEAN TO SOUNt J FOR ~WR HELP ACE - Ut\JGRPT5FUL ELEA5ED THE PLAKE JUST SPLIF ECONID EALLER.. 6 .7 54 Model Aviation hever scenario follow final result should greatest rate climb possible combination power stabilizer trim setting should note going depend upon ability use RC system fly model until get model trimmed will fly itself speak Any RC control input required should beyond normal expectations climb altitude established would hope power-off flight would also satisfactory Actually lift proportion between wing stabilizer FA offers glide envelope should easily within expectations simple criterion judging best rate sink best glide angle compare line flight relative horizon Does models nose appear up down relative horizon line line flight ultimate performance will parallel horizon Obviously rule thumb ever much easier use attempting optimize glide recording examples flight time altitude latter method exposes flight variables may difficult impossible measure record example high did model actually get Did gain lose altitude transitioned power-on power-off glide trim really same previous flight adjustments power-on flight now fixed another factor has used fine-tune glide Usually small movements CG will affect power-on trim will affect glide making viable means adjustment simple procedure use elevator trim trim line flight until parallel horizon done note elevator setting relative neutral after model lands some up trim present move CU rearward until desired glide angle attained elevator neutral Just remember move CU half inch time some down trim present plane landed move CU forward until elevator can left neutral line flight horizontal glide combination power glide adjustments should produce compromise equating excellent performance should remembered aerodynamic design choices compromise some stupid reason procedures should have intolerable effect another perfectly legal twiddle factors get ultimate results Only wings incidence angle set concrete conclude might file basic facts youve learned bag tricks Remember use things conjunction another establish compromise will create desired results element has effect others No factor dominant Lets hope now understand basic reactions can expected force can apply forces efficiently result should fine safe flight maximum performance have fun tylShaw Continued page 54 create generations modelers thoroughly understand Safety Comes First near dear heart Like believe strongly learning experiences others can go long way toward educating ourselves preventing same mishaps happening again again end month intend discuss different aspects safetyand health-related issues pertain some specific branch hobby Let first admit although have significant professional resources available regard occupational health safety issues writing about own personal modeling experiences within clubs surrounding immediate area Memphis Tennessee would sustain column few months So let make plea fellow modeler Please write tell about experiences doesnt have long description extensive essay just facts led incident associated safety hobby question would like have answered Lets hear corners hobbymodelers manufacturers CHECKLIST FOR REPORTING INCIDENTS writing about safety-related item please include following infor mation possible Brief description what happened Special circumstances led up incident accident resulted injury specify type injury whether medical treatment necessary Age people involved whether nonmodelers involved number years modelers involved hobby Any special flying site considerations weather field layout location etc Types equipment materials may have contributed incident comments regarding incident could have avoided NOW ON TO BUSINESS Now youve got gray matter engaged wondering what topics other readers would like hear about let suggest few consider Hazards associated propellers spinners etc Safety considerations big models March 1993 139 ---Thins - - PLANE VIDEO GIVES YOU LIBRARY OF VIDEOS ON THE CONSTRUCTION OF RADIO CONTROLLED AIRPLANES WITH EASY TO FOLLOW INSTRUCTIONS BUILDING fl RIGHT THE FIRST TIME 1-2 HOUR vIDEOS SHOWING ALL DETAILS NECESSARY TO CONSTRUCT WOOD AIRCRAFr INCLUDING WING CONSTRUCTION RADIO INSTALLATION PUSHIlODS ALIGNMENT BALANCING AND MUCH MORE $3406 shippIng *400 foreign oRdain &EROBATICS & GROUND SCHOOL 195 MINUTES ON AERODYNAMICS AND STALL THEORY VIDEO COVERS PROPER TAKE -OFFS SPINS CROSS WIND TECHNIQUES SNAP ROLLS AND MORE $1995 shIpping *400 foinig oRdain BUILDING WITH FOAM 2-HOUR vIDEO PROVIDING INFORMATION ON FOAM WING CORES INSTALLING RETRACTS PRIMING COVERING W~H EG CLOTH PAINTING & DETAILING $1996 $300 shipping $600 foreign OrdeRs TAPES AVAILABLE H MIS ONLY EEP CHECK CA UO TO PLANE VIDEO PODOX 23126 CLIVE IA 50325 VISA OR c 1400-383-8251 CA Wa 516-2234607 U HOlD TOIl FREE IA RESICENTS ADO 4% SALES TAX zCONT11iLIN6 FISHER 15 Profile carrier 51999 DAUNTLESS 15 Profile CARRIER 9 ATOMIC II IIA-MOONe RACER 9 HUBRAHURHA iASTUNTERfNayPrOf lie $1400 SHADOW 1-A COMEAT WOODY FLTING WING$1500 HOOSIER HOTSHOT 4ACombat WOODY 500 MARX EAT7 ToileRs RIPE Woody 1935 $330O SPECIAL P0535 stoet . $3999eoOnffler IWILD TURRET 4AYRAINERREED VALVES$999 OVER 55 CLKite efite Free CATALOG OK CALL after 9PM ESYN12 6653723 & Lv Meg VISA/MCliH$350 $35 over $35 10% DOCS GENERIX CONTROLIRP PDHOX illA47 JASGNVILLP IN 4743K TelR12 6653723 NWIl Profile FOAM StuNt/Coabat 1940533 RustoegT-HoltRrewoter-Hobef SpitfireZERD Horricaice Helldiver MYRT MIG3ME109DG COMING SOON Profile ecale TWIN ERG MODELS. NEW P4-N RI-Plane WOOD-Profile RAVT.$2R51 AMERICAN ROY 1AStooterWOODProfile$l55D RARECESSNA RACER-Goodyear Profile. 51999 Does KiEN ceplete W/Hardeafe PRE-PAR Pocelage aehiee parts NO-DIE CDT JUNK JOIN MACA CORHAT ASSNJOSN PAMPA STONY ASSI Works foam its odorless too Fox Manufacturing Announces New User Friendly FOX 25BB SCHNEURLE new Fox 2SBB motor has iron piston/steel liner gives engine real nice snappy compression free running nature engine supplied Mark X type carburetor tilt-up muffler cylinder can turned exhaust right left rear Available inRIG control line #12599Fox 25BB CLBore680 #22599Fox 25BB RCStroke680 15000RPM 9-4 PropDisp.247 Weight8 oz Fox Manufacturing Company has leader manufacturing model airplane engines accessories over 45 years Fox products MADE IN THE USA quality A-l service second Fox motors durable long lasting proper care modeler can have hundreds hours flying enjoyment Fox motors Fox motors have proven #1 competition well also introducing new ULTRA E -z CARBURETOR new carb has needle air bleed idle No need set two needle valves Crank motor set needle GO FLY new carb fits Fox motors 45 size thru 74 size Order part #27050 MADE IN AMERICA FOX MANUFACTURING CO 5305 Towson Avenue Fort Smith Arkansas 72901 Phone 501 6461656 FAX 501 6461757 FOX MOTORS BEGINNING ~WER RC frequency control Safety rules flying sites Electronic equipment safety concerns Toxicity paints glues airborne particulates Shop safety respect equipment use build models Helicopter fixed-wing aircraft field utilization safety Safety considerations relating RC CL combat free flight models RC pylon racing Safe construction methods equipment installation RC models have other topics suggestions questions safety-related subjects would like see discussed future months please let know note let say what read will opinions necessarily Academy Model Aeronautics staff Model Aviation magazine will discuss accidents subject current litigation nor will mention names individuals clubs brand names manufacturers involved have no doubt no matter hard try please reading public will content therefore constructive criticism will received result publishing column hope readers will learn information presented herein will think twice before making similar mistakes Let common sense prevail decision-making processes As write months column air turning cool leaves beginning fall Soon modelers over country will zipping up jackets preparing winter flying Its hard believe spring summer have come gone quickly seems like just yesterday family loaded U-Haul planes Byron P-S 1 Roadrunner headed north Helena Montana As luck would have arrived Helena just time Flying Tigers annual spring fun-fly amazed number fliers found place far north Im told event keeps getting bigger year attracting fliers Northern states field impressed simple method modelers used secure models big small pits prevent models being tipped over wind used same technique after starting engines allow cautious modeler make mechanical adjustments behind spinning propeller aid helper What simple thing can About 5 10 pounds lead shot 4 x 18-in cloth bags sewed shut tossed over aircraft landing gear Some quarter-scale pilots sewn big bags 4 x 24 thereabouts proved very effective chocks transporting starting large aircraft Normally two bags would found aircrafts landing gear During event couldnt help noticing modeler radiated Safety Comes First time headed flight line particular modeler ensured correct frequency pin started aircraft after appropriate frequency flight checks once started made adjustments behind model until carried model out flight line did taxi position takeoff Upon landing consistently shut 140 Model Aviation PILOTS Make Living Flying RIC Remotely Piloted Vehicle manufactures utilize RIC pilots external operators have skills necessary start careeras external pilot Enjoy satisfaction hobby earning good living Send complete Information package Includes list prominent employers RPVfleld Send $465 185 SH fl/C JOBS l3llOLeParcSuite22 Chino Hills CA 91709 Mo nen Back Guarantee ZENOAH & ERCOUPE TOMA & i- KIlTEN KIT ZINGER CARBON FIBEI B&BF DU-BRO GIANT SCALES SIG ECONITE Tata REEDS QUALITY MODEL PRODUCu 16 MaIn St Phelps NY 14532 315-548-3779 PROGRAM SELECTION DISKETTE SELECTION PRICES LISA & CANADA PRICES OVERSEAS SENOPROGRAMiCCA CO CCC #65C 574 SENDPROGRAM2CCA CO CC IC $55CS64 SEND BOTH PROGRAMS CCA 59 CC IC $123 plane down runway carried back pits instead taxiing back hat goes off Ken Robbins Helena Flying Tigers can boast identical concern safety little closer home recently fledgling endeavors fly helicopters led SAM field Desoto Mississippi annual Memphis Fall Helicopter FunFly Obviously curious learn about rotor heads safety practiced such events Contest Director Mike Fortune set tone during pilots briefing indicating no needed take unnecessary chances might result aircrafts demise Flight lines different flying times pilots class frequency control five-foot safety fences spectators order day Doing maintenance before arriving flying field helicopter must choppers rotor head things come apart poorly maintained quality what presented static flying events superb very impressed professionalism flying abilities well-maintained machines Mike Fortune X-Cell 60 Custom Dana Swah Kalt Baron Alpha 2 Michael Cusanelli modified Schulter 60 Scout first-class event safety lead end column month let mention concern passed Dave Elliot pattern flier Millington Tennessee Barnstormers Club After attending numerous pattern events Dave indicates frustration exists among some fliers using carbon-fiber props several have disintegrated air Dave handed remains several props inspection displayed symptoms identical problem prop subjected spinner-cone squeeze result trying fit highpitch prop shallow spinner opening As consequence spinner cut carbon fiber thereby ruining its reliability accident waiting happen fix open up slots spinner until large enough ensure spinner will touch prop after being secured spinner backplate Ive used Dremel tool sanding drum FIX IT YOURSELF use Save Money SaveTime As low $ 995 write CallSmithy Dept MA 1 -800-345-6342Lathe l 3023 t 2nd Street Ask operator MAThe Dalles DR 97050 open holes successfully aluminum plastic spinners final touch balance spinner utilizing several balancing systems available hobby shops Remember prop damaged way its safety has severely compromised worth risk damage yourself aircraft try using time simple rule follow doubt throw out Until next month have safe get cards letters pictures flowing roundlAldrich Continued page 59 resultant rust ferrous parts caused moisture residue left after fuel run out andlor some form nitric acid caused burning nitromethane pen pal Germany retired chemist tells polyglycol type lubes common use today create own acid burn just further ireball RIC Idle-Bar Glow Plugs Long Short$209 Only Also. Traditional line non-idle bar Glow Plugs Six Types 3 Heat Ranges High Performance Glow Element Blow Proof Seal Only $169 Swanson Associates PO Box 51 ne NJ 07470 March 1993 141 DESIGN YOUR OWN RC MODEL SAILPLANE AND ANALYZE ITS FLIGHT PERFORMANCE INTRODUCING TWO NEW EDUCATIONAL COMPUTER PROGRAMS PROGRAM 1 RC MODEL SAILPLANESDESIGN AND ANALYSIS RS STABILITY AND CONTROL PROGRAM 2 RC MODEL SAILPLANESSTEAOY STATE FLIGHT ANALYSIS COVERS PERFORMANCE ESTIMATION AND THE DETAILED ANALYSIS OF SOURCES OF DRAG KEY FEATURES aTHE USER MANUALS CONTAIN STEPBYSTEP INSTRUCTION FOR INPUTTING DESIGN DATA j BOTH PROGRAMS CONTAIN EXTENSIVE TUTORIAL BACKGROUND MATERIAL IN COLOR GRAPIIIC FORM EQUATIONS AND DATA USED IN THE PROGRAMS ARE CAREFULLY REFERENCED TO STANGARO TEXT BOOKS AND REFERENCE WORKS OF AERONAUTICAL I MANY EXAMPLES INCLUDED COMPUTER REQUIREMENTS 1DM PERSOtIAL COMPUTER MODEL XT OR AT OR PS2 OR COMPATIBLE COMPUTER RUNNING MSDOS 33 OR LATER b EGA OR VGA COLOR DISPLAY c 316 KB OF COMPUTER MEMORY d HARD DISK DRIVE WITH 35 MB OF AVAILABLE MEMORY AT LEAST ONE OF THE FOLLOWING DISKETTE DRIVES 35 IN 144 MB z B 35 IN 729 KB C 525 IN 12 MB PRINTER IS OPTIONAL PLEASE NOTE 366 KB DRIVES ARE NOT SUPPORTED TO ORDERi CHECK THE APPROPRIATE BOXES ATTACH YOUR CHECK OR MONEY ORDER WITH YOUR MAILING ADORESS MAIL TO STELLAR INSTRUMENT NORTHWEST INC 7 POWDERHORN DRIVE BEND 77019554 PRICES INCLUDE FUST CLASS POSTAGE 90 DAY LIMITED WARRANTY 6 SUNGLASSES $1195 $2S&H 100% VV Protection Shatterproof Excellent Optical Quality Tints Fit Over Prescriptions SKYS RO BOX 1000 MFRIES VA 22026 800-227-9318