John Preston Safety Comes First Some pasts favorite Safety items plus few unexpected inci dents RC Sailplane department THIS issue Model Aviation marks fifth anniversary author Safety column Five years typewriter may impressive achievement recently claimed Ron Van Putte has writing RC Pattern Aeroba tics column since very first issue magazine June 1975 However Bill Winter editor MA first asked 1979 consider writing Safety column did expect would able keep going five long years reason still solely due readers magazine have taken time trouble write report about potential safety problems have experienced witnessed correspondence readers has favorable things say about column have some letters modelers upon foot appear have trodden consider inevitable time Im telling things some have doing years jury incident Such life Safety business addition col INCH REEL &D - FOOTSW ITCH CORRECTINCORRECT Would believe placement foot switch eiectric Salipiane winch safety-reisted factor Weli read coiumn youiI find out ieast reason sketch iiiustrates switch piacement based experience umn earn bread butter first Safety column mentioned some topics stated would discussed future columns asked input readers listed nine sub jects now five years later see two Free Flight safety Pylon Racing safety never discussed length because received no reports readers concerning safety-related matter pertaining two activities because Free Flighters Pylon Racers exercise caution others hobby presently dont have answer question anyone out cares answer Id welcome some letters benefit newcomers hobby others may have startContinued page 14 January1985 13 Correction November 1984 issue magazine column reprinted some advice Harry Roe World Engines concerning safe operation four-stroke engines Unfortunately due typographical error seems Harry telling tighten prop nut once year mid dle page 128 statement Harry should follows Harry recommends prop nut tightened before flying session record word session got turned season somewhere between typewriter final copy magazine / WE AL 4AVE THAT SAME coi 4 AtJ EASY-AFPL LASt4-ON FAINT THE STOCK WIN DSONG CROSS C 0 U N TRY WINNER N first time Windsong flown major cross Country race i. won miles 11 teams flew several Sagitta X Cs Merlin along several other 14 foot monsters Windsong completed course gusting 20 MPH winds ward leg wind brought other teams got far turnaround point standstill Windsong flew 3 miles meward leg headwinds chase car holding constant 65 N MPH just keep up Brian Agnew winning pilot tried get LSF V goal i return flight times before same course 3 different z cross country ships Windsong did first day out 0 won contest boot Brian assisted spotter plane Bonnell built Windsong addition driver Al Bonnell modest size Windsong no problem spotter board Send 2 stamps catalog nd $25 video tape $20 refundable 2-meter PIXY $14995 CAMANO $15995 WIN DSONG $19995 29O4 SW CAMANO DRIVE CAMANO ISLAND WA 982921 AT-6 TEXANISNJ 101 Wing 2toA Cs. Ongines GIANT RIC SCALE * Ben.tifolly Melded Finbeeglans Penning 1600 Sq Area * 0lailMoiled Transparent Canopy o Roggnd Piberginnn Molded Eoginn Cowling Corriplete Kit C27GOO * Plywood Pireesnil Ilnedware ioelrsdndplus StP PP shipping & handling * Formed i7 din Landing Gene Legs ny eruess refondeof * Roiled Plans end inslrnelinoon rosroents add 7% 3-4 Channel R/C Systemsss995 Balsa Construction add $2 postage/handltng 55 Wingspan / 35 45 Engines Morane SAULNIER N Beautiful new production k ts o d favO tes ke rugged coostroution ft ho d e cut pa ts Both haoe history contest wins Paso build Superb flight Please add $2 postage/handling * Dealer Inquiries Now Ingitedl $4395 ed reading safety column recent ly thought might worthwhile summarize some important safety messages have appeared time time over past five years doubt will come surprise learn safe ty messages aimed RC fliers logical consider major ity AMA members RC modelers However newcomers hobby may aware frequent deaths resulting model-airplanerelated activity associated Con trol Line flying occurred model its control wires contacted overhead power line electrocuted pilot According 1980 statistic have 43 electrocution deaths volving gasoline-powered model airplanes having handles wires since 1945 1980 present Ive received ad ditional two reports such deaths mak ing total 45 deaths over 40-year time spanor just over per year CL fliers Ill repeat what Ive said several previous columns fly near over head power lines second safety column wrote Model Aviation principal topic injuries caused accident rotat ing propellers havent performed check Ill bet majority columns Ive written since issue description prop-related injury some kind June 1984 issue mentioned data insurance claims appeared computer print out obtained AMA HQ claims bodily injury listed 69% mentioned injury caused propeller Ive said before Ill say again starting tuning engine alert dont hurry tweak needle valve position behind propeller arc person front run ning engine double jeopardy First reaching over around prop ac tivity frequently resulting lacerated hand finger amputation Second prop its blades comes off direction will sideways forward never backward subject Safety Rules RC club flying field covered May 1980 issue drew some flak few readers column listed 43 different rules collected variety RC club newsletters Some readers seemed believe 43 should observed given flying site what intended list published individual clubs could compare rules list see deficient area Im going reprint list anyone wishes receive copy send SASE self-addressed stamped envelope Ill willing oblige Continued page 16 14 Model Aviation Multichannel World-Class RIC 3liders World War isnt Quite Over Yet EINDECKER E-III ** VIDEO PROGRAMS EW AIRPLANE FUNNIES II wildest craziest wackiest insane video ever 30 minutes aeromodeling insanity Gremlins working overtime OTHER GREAT VIDEOS 1 BASIC CONSTRUCTION FOR BEGINNERS IN RIC 90 Mm 2 BASIC FLIGHT TRAINING FOR BEGINNERS IN RIC 60 Mm Professional step step instruction roni Z 3 THE WORLD OF MODEL AVIATION 90 Mm Expos static displays AMA NATS scale 4 OSHKOSH OVERVIEW 55 Mm Workshops Air Shows Warbirds 5 AIRPLANE 7 RENTBUY 14954495 13954495 13954495 12953995 14953995 ORDERING INFORMATION Programs may rented wioption purchase Duration rentals 3 days Program NolisS days Send Check Money Order tor full purchase price tape ordered renting balance will refunded upon return programs ordering specify date desired Club meetings order well advance Allow 10 days br checks clear Illinois Residents include 8 per cent tax Shipping charge $300 purchase $450 rental Return postage included VHS ONLY SEND ORDERS TO ACADEMY OF AVIATION RESEARCH AND DEVELOPMENT POBOX 428139 CHICAGO ILLINOIS 312 874-0456 will repeat rule importance should self-evident RC fliers No transmitter should removed impound unless appropriate fre quency-control measures observed Frequency-control systems discussed another Safety column seen vary club club doesnt appear system foolproof common method controlling frequency-use appears color-coded channelnumber marker removed display board attached ones antenna prior turning transmitter subject provoked lot readers write toxicity hazard paints glues etc being toxicologist have times able answer questions example just bad breathe fumes spray model epoxy paint paint manu facturer took exception story printed alleged modeler experienced symptoms akin heart attack after such activity Let say know no deaths have result breathing paint fumes potential serious reaction maybe deathis present sist super finish can ob tamed using paints containing polyiso cyanates Probably common paints DuPont Imron polyurethane enamel requires mix ing activator before use shouldnt confused type polyurethane paint can used straight out can DuPont brochure concerning Imron states Danger Vapor Spray Mist Harm ful May Cause Lung Irritation Aller gic Respiratory Reaction May Irritate Skin Eyes Flammable Harmful Fatal Swallowed Theoretically shouldnt able purchase Imron home use because contains lead Lead-containing paints supposed available certain limited applications professionals Since DuPont suggests using Imron should wear air-line respirator 1 strongly discourage its use modelers unless have such device Before leaving subject paint hazards story Gold Coast Flier edited Art Charlotte John son has safety tip concerning com mon productthe aerosol paint can Irv Allison encountered problem recently worth passing around Irv painting model Pactra spray can urethane paint plastic spray nozzle came off Irv tried replace got sudden bath paint did garage Fortunately missed eyes Try now has nice blue-striped shirt matches model Apparently what happened Continued page 130 / K m U NEW HARD-TO-FIND TOOLS FROM MICROMARK STAINLESS STEEL MINI N STRAIGHT EDGE PROTECTS YOUR FINGERS Cutting straight line X-Acto knife easy safe knob-held SS straight I edge Just right size hobby graphic arts work 6 Lx 2W X 32 thick #14162 U I U WOHLIYS SMALLLb I WOOD CHISELS An incredibly small wood chisel set fine in- lay work carving marquetry miniatures models 3 I and electronic circuit board work Includes aluminum pin vise holder two right hand two left hand single bevel skew chisels two double bevel skew chisels square cut chisel Q/m cutting width diamondpoint 1 chisel hinged plastic storage caseI #14294 HOW TO ORDER Send name address payment check money order OR charge toE I VISA MC AMEX giving account number & ex-1 piration date Add $200 shipping per order SEND TO Micro-Mark PO Box 511 2YT 24 E Main St ton NJ 08809I item guaranteed 100%I New Catalog $100 free order L SafetylPreston Continued page 13 replacing nozzle spring-loaded valve inside can either stuck down blew completely out Naturally can emptied its contents rather rapidly Changing spray nozzles removing cleaning common practice put back Try suggests make sure can pointed away anything want painted know other incidents peo ple have spray-painted themselves because unaware direction nozzle pointing pressed button Several years ago National Paint Coatings Association pub lished voluntary standard con tained requirements addressed misdi rection spray aerosol paint cans requirements stated spray button should have nozzle color contrasts rest button arrow indicate spray direction contour top button will permit user feel nozzle pointing correct direction time voluntary standard published criticized spray-misdirec tion requirements because felt button contour requirement ade quately defined dont believe slight slope top button enables tell merely touch direction nozzle facing So tip aerosol paint users always visually check nozzle direction before pressing spray button Failure could result shirt like Irv Allisons colored match model could also result eyeful paint would whole lot serious suppose could continue summarize subjects covered past columns want finish up months offering couple incidents reported re cent letters both involved model Sailplane activities first incident described letter Ned Moss Huntington WV physician required services another member profession result modeling accident describes follows Now Im home convalescing thought Id write tell about accident happened engged safe serene art Sailplaning must dumbest things Ive done life Ive com mitted some beauties also weirdestat least Ive never heard tell before its potential consequences its also hazardous out airstrip alone flying Standard-size glider electric winch flight question launched glider insufficient airspeed stalled lost directional stability still tow dove nearby grove trees got hung up branches about 20-25 feet off ground towline slipping off hook get down Climbing tall spindly tree possible decided try snare looping length towline around hauling down cut off about 40 feet towline tied four-oz lead ballast weight end threw lead weight line tached up over plane Unfortunately lead weight might have anticipat ed got snagged branches began hauling back towline pulled tighter weight seemed caught must have about 80 lb pull line ballast weight tore free branches came rifling out tree dont know what velocity traveling struck leg such force lacerated soft tissue fractured tibia am course fortunate didnt strike face head also fortunate bystander able take hospital exactly episode proud must surely qualify idiots prize month Remember Caveat Aviator Although have filed Neds letter under Sailplanes could equally well have happened fliers powered RC models likely Free Flight modeler doubt us hob except CL modelers havent some time tree reach out grab models like tree Ned described model-eating trees almost never climbable variety Im sure will join wishing Ned speedy recovery Another incident involving RC Sail plane activity came attention form newsletter article sent Jim Scarborough AMA VP District X article appeared September 1984 issue newsletter North County Clouds Sailplane Club editor Hugh Wagner Under title Winch Safety Hugh following say Sunday August 19 anoth er winch incident Fortunately no injury Al Doig about launch Windsong stepped footswitch line broke winch became runaway Al fortunately left standing Sailplane hand transmitter other looking bewildered Fred Stahlheber close yanked negative power cable off battery cable purpose ly never tightened After dust settled concluded following Al stepped switch held plane build up tension line line snagged near turnaround broke sudden release tension caused line whip behind winch 130 Model Aviation NOW YOUR X-ACTO BLADES WILL LAST TWENTY TIMES LONGER fantastic new sharpening tool users #11 #16 blades Patented cradle holds blade exact sharpening angle razor sharp edge less ten seconds Pays self times over #1 4293$1295 urn grabbed power cord m winch footswitch und up drum ripped out e middle three feet six-foot cord d destroyed switch cord axial severed outer braiding d central conductor shorted togeth causing runaway Weird Unusual rish could say yes second time has ppened winch alone Two years o winch three-speed ot switch same thing happened t potentially serious run iay drum ate footswitch hurled jagged piece aluminum plate about ches size over 60 feet straight could just easily have gone ts eye occurrence can oided proper positioning flier d foot switch Stretch out foot itch cord its full length away e plane spinning winch reel See etch elsewhere columnJP Other carelessness around winches s observed like bringing back e finger ring ogue chute going out tie break e line first unplugging foot itch walking behind winches ading landing area staring aight up air makes old mach turn ice-cold thorough treatise winch safety ill included addendum sub quent newsletter Please careful ce have written Hugh requested py planned winch safety article responds will include future ilumn Meanwhile will repeat Hughs essage fellow club members e benefit RC Sailplane readers tease careful looking out window write column see leaves ginning show fall colors er since will receive agazine December will close ishing Merry Christmas hope inta brings new modeling goodie dropped hints Have Safe Happy New Year John Preston 12235 Tilden wood Dr ckville MD 20852 FunlWinter Continued page 26 doing recent feature Joe Vagners small-field dandies men oned having plans ancient Stunter l permit blasphemy lerb Clukey provide months three iew Joes Xerox copies Span bout 41 weight 32 oz ree coats paintfoam wings still ithe future light loadings ame game have copy original ban ix Illustrated containingyour model Joe stated packed away tic archives also have handy copy FawcettHandbookforModelBuilders contained reprint drawings AuA blank mind bears 1950 copyright. seems came out MI early 1950 careful look drawings tells model used first Squaw ref erence However used thicker airfoil also did redesigned kit 1951 also liked several other innova tions such double pushrod built up flaps stole ideas use own Control Line models fantas tically-light Super Chief covered tis sue yet used elevators flaps much like Stunt King makes wonder what Expert Clarence Lee bonafide expert Peter Chinn Don Lowe Bob Wischer et al am doubting Thomas hacker deal junkyard stuff assume otherwise aint no hope studies what exists anyone can begin design own air planes After few years doing perceive houses rectangles Big deal interested rare Old-Timer Stunt things like Sky King guys might able persuade Joe Wagner add design list available draw ings As kids used say dont aint got Man proposes ver put off until tomoow. game plan run out space highlights mound quaint exotic industry stuff see ancient wood-paneled offices early 1940 CB Colby ex-cartoon ist editor Air Trails associate CB would soon edit Air Prog ress Iwould take overAir Trails late Alec Dawydoff White Russian hid fact genuine Russian royalty days czar 16 interpretor British army spoke four languages under stood six waving arms violently lapsed French knew fantastic people first-name basis Gliders life fact locked leg after forced landing top house Queens fell off roof late Doug Rolfe popped cutaway drawing truly great line illustrators time Doug wooden leg replacement stuck out propping Jenny Alec sauntered Alexander de Seversky famous planes preceded Republic Seversky Republic Fair child would make thousands Thun derbolts Seversky premier worldfamous pilot spite wooden leg Watching corner Paul Plecan Paul Yes worked Air Trails draftsman before WW II changed ca reer After flurry introductions Seversky said something Dawydoff Rus sian Plecan laughed loudly Alec Alex seemed thunderstruck Colby Rolfe Continued page 134 TOLEDO SPORTS ARENA ONE MAIN STREET TOLEDO OHIO Reserve March 29 30 & 31 1985 attend worlds greatest radio control model show featuring worlds largest Swap Shops no dealers complete refresh ment centers Saturday Night Auction raffles com plete nc systems acces sories acres free parking Bring latest completely finished models display enter competition excit ing awards Competiton models will accepted during show hours till 10 am Sunday morning no entry fee Complete nc systems will presented first second third place winners new Cannon A-i 35mm camera outfit will awarded lucky winner Best Show Open public three great days MARCH 2930 & 31 FRIDAY 9am-6pm SATURDAY 9am-6pm SUNDAY 9 am-430 pm Weak Signals RIO Club PO Box 5772 Toledo Ohio 43613 January1985 131 I THIRTY-FIRST ANNUAL RADIO CONTROL EXPOSITION
Edition: Model Aviation - 1985/01
Page Numbers: 13, 14, 16, 130, 131
John Preston Safety Comes First Some pasts favorite Safety items plus few unexpected inci dents RC Sailplane department THIS issue Model Aviation marks fifth anniversary author Safety column Five years typewriter may impressive achievement recently claimed Ron Van Putte has writing RC Pattern Aeroba tics column since very first issue magazine June 1975 However Bill Winter editor MA first asked 1979 consider writing Safety column did expect would able keep going five long years reason still solely due readers magazine have taken time trouble write report about potential safety problems have experienced witnessed correspondence readers has favorable things say about column have some letters modelers upon foot appear have trodden consider inevitable time Im telling things some have doing years jury incident Such life Safety business addition col INCH REEL &D - FOOTSW ITCH CORRECTINCORRECT Would believe placement foot switch eiectric Salipiane winch safety-reisted factor Weli read coiumn youiI find out ieast reason sketch iiiustrates switch piacement based experience umn earn bread butter first Safety column mentioned some topics stated would discussed future columns asked input readers listed nine sub jects now five years later see two Free Flight safety Pylon Racing safety never discussed length because received no reports readers concerning safety-related matter pertaining two activities because Free Flighters Pylon Racers exercise caution others hobby presently dont have answer question anyone out cares answer Id welcome some letters benefit newcomers hobby others may have startContinued page 14 January1985 13 Correction November 1984 issue magazine column reprinted some advice Harry Roe World Engines concerning safe operation four-stroke engines Unfortunately due typographical error seems Harry telling tighten prop nut once year mid dle page 128 statement Harry should follows Harry recommends prop nut tightened before flying session record word session got turned season somewhere between typewriter final copy magazine / WE AL 4AVE THAT SAME coi 4 AtJ EASY-AFPL LASt4-ON FAINT THE STOCK WIN DSONG CROSS C 0 U N TRY WINNER N first time Windsong flown major cross Country race i. won miles 11 teams flew several Sagitta X Cs Merlin along several other 14 foot monsters Windsong completed course gusting 20 MPH winds ward leg wind brought other teams got far turnaround point standstill Windsong flew 3 miles meward leg headwinds chase car holding constant 65 N MPH just keep up Brian Agnew winning pilot tried get LSF V goal i return flight times before same course 3 different z cross country ships Windsong did first day out 0 won contest boot Brian assisted spotter plane Bonnell built Windsong addition driver Al Bonnell modest size Windsong no problem spotter board Send 2 stamps catalog nd $25 video tape $20 refundable 2-meter PIXY $14995 CAMANO $15995 WIN DSONG $19995 29O4 SW CAMANO DRIVE CAMANO ISLAND WA 982921 AT-6 TEXANISNJ 101 Wing 2toA Cs. Ongines GIANT RIC SCALE * Ben.tifolly Melded Finbeeglans Penning 1600 Sq Area * 0lailMoiled Transparent Canopy o Roggnd Piberginnn Molded Eoginn Cowling Corriplete Kit C27GOO * Plywood Pireesnil Ilnedware ioelrsdndplus StP PP shipping & handling * Formed i7 din Landing Gene Legs ny eruess refondeof * Roiled Plans end inslrnelinoon rosroents add 7% 3-4 Channel R/C Systemsss995 Balsa Construction add $2 postage/handltng 55 Wingspan / 35 45 Engines Morane SAULNIER N Beautiful new production k ts o d favO tes ke rugged coostroution ft ho d e cut pa ts Both haoe history contest wins Paso build Superb flight Please add $2 postage/handling * Dealer Inquiries Now Ingitedl $4395 ed reading safety column recent ly thought might worthwhile summarize some important safety messages have appeared time time over past five years doubt will come surprise learn safe ty messages aimed RC fliers logical consider major ity AMA members RC modelers However newcomers hobby may aware frequent deaths resulting model-airplanerelated activity associated Con trol Line flying occurred model its control wires contacted overhead power line electrocuted pilot According 1980 statistic have 43 electrocution deaths volving gasoline-powered model airplanes having handles wires since 1945 1980 present Ive received ad ditional two reports such deaths mak ing total 45 deaths over 40-year time spanor just over per year CL fliers Ill repeat what Ive said several previous columns fly near over head power lines second safety column wrote Model Aviation principal topic injuries caused accident rotat ing propellers havent performed check Ill bet majority columns Ive written since issue description prop-related injury some kind June 1984 issue mentioned data insurance claims appeared computer print out obtained AMA HQ claims bodily injury listed 69% mentioned injury caused propeller Ive said before Ill say again starting tuning engine alert dont hurry tweak needle valve position behind propeller arc person front run ning engine double jeopardy First reaching over around prop ac tivity frequently resulting lacerated hand finger amputation Second prop its blades comes off direction will sideways forward never backward subject Safety Rules RC club flying field covered May 1980 issue drew some flak few readers column listed 43 different rules collected variety RC club newsletters Some readers seemed believe 43 should observed given flying site what intended list published individual clubs could compare rules list see deficient area Im going reprint list anyone wishes receive copy send SASE self-addressed stamped envelope Ill willing oblige Continued page 16 14 Model Aviation Multichannel World-Class RIC 3liders World War isnt Quite Over Yet EINDECKER E-III ** VIDEO PROGRAMS EW AIRPLANE FUNNIES II wildest craziest wackiest insane video ever 30 minutes aeromodeling insanity Gremlins working overtime OTHER GREAT VIDEOS 1 BASIC CONSTRUCTION FOR BEGINNERS IN RIC 90 Mm 2 BASIC FLIGHT TRAINING FOR BEGINNERS IN RIC 60 Mm Professional step step instruction roni Z 3 THE WORLD OF MODEL AVIATION 90 Mm Expos static displays AMA NATS scale 4 OSHKOSH OVERVIEW 55 Mm Workshops Air Shows Warbirds 5 AIRPLANE 7 RENTBUY 14954495 13954495 13954495 12953995 14953995 ORDERING INFORMATION Programs may rented wioption purchase Duration rentals 3 days Program NolisS days Send Check Money Order tor full purchase price tape ordered renting balance will refunded upon return programs ordering specify date desired Club meetings order well advance Allow 10 days br checks clear Illinois Residents include 8 per cent tax Shipping charge $300 purchase $450 rental Return postage included VHS ONLY SEND ORDERS TO ACADEMY OF AVIATION RESEARCH AND DEVELOPMENT POBOX 428139 CHICAGO ILLINOIS 312 874-0456 will repeat rule importance should self-evident RC fliers No transmitter should removed impound unless appropriate fre quency-control measures observed Frequency-control systems discussed another Safety column seen vary club club doesnt appear system foolproof common method controlling frequency-use appears color-coded channelnumber marker removed display board attached ones antenna prior turning transmitter subject provoked lot readers write toxicity hazard paints glues etc being toxicologist have times able answer questions example just bad breathe fumes spray model epoxy paint paint manu facturer took exception story printed alleged modeler experienced symptoms akin heart attack after such activity Let say know no deaths have result breathing paint fumes potential serious reaction maybe deathis present sist super finish can ob tamed using paints containing polyiso cyanates Probably common paints DuPont Imron polyurethane enamel requires mix ing activator before use shouldnt confused type polyurethane paint can used straight out can DuPont brochure concerning Imron states Danger Vapor Spray Mist Harm ful May Cause Lung Irritation Aller gic Respiratory Reaction May Irritate Skin Eyes Flammable Harmful Fatal Swallowed Theoretically shouldnt able purchase Imron home use because contains lead Lead-containing paints supposed available certain limited applications professionals Since DuPont suggests using Imron should wear air-line respirator 1 strongly discourage its use modelers unless have such device Before leaving subject paint hazards story Gold Coast Flier edited Art Charlotte John son has safety tip concerning com mon productthe aerosol paint can Irv Allison encountered problem recently worth passing around Irv painting model Pactra spray can urethane paint plastic spray nozzle came off Irv tried replace got sudden bath paint did garage Fortunately missed eyes Try now has nice blue-striped shirt matches model Apparently what happened Continued page 130 / K m U NEW HARD-TO-FIND TOOLS FROM MICROMARK STAINLESS STEEL MINI N STRAIGHT EDGE PROTECTS YOUR FINGERS Cutting straight line X-Acto knife easy safe knob-held SS straight I edge Just right size hobby graphic arts work 6 Lx 2W X 32 thick #14162 U I U WOHLIYS SMALLLb I WOOD CHISELS An incredibly small wood chisel set fine in- lay work carving marquetry miniatures models 3 I and electronic circuit board work Includes aluminum pin vise holder two right hand two left hand single bevel skew chisels two double bevel skew chisels square cut chisel Q/m cutting width diamondpoint 1 chisel hinged plastic storage caseI #14294 HOW TO ORDER Send name address payment check money order OR charge toE I VISA MC AMEX giving account number & ex-1 piration date Add $200 shipping per order SEND TO Micro-Mark PO Box 511 2YT 24 E Main St ton NJ 08809I item guaranteed 100%I New Catalog $100 free order L SafetylPreston Continued page 13 replacing nozzle spring-loaded valve inside can either stuck down blew completely out Naturally can emptied its contents rather rapidly Changing spray nozzles removing cleaning common practice put back Try suggests make sure can pointed away anything want painted know other incidents peo ple have spray-painted themselves because unaware direction nozzle pointing pressed button Several years ago National Paint Coatings Association pub lished voluntary standard con tained requirements addressed misdi rection spray aerosol paint cans requirements stated spray button should have nozzle color contrasts rest button arrow indicate spray direction contour top button will permit user feel nozzle pointing correct direction time voluntary standard published criticized spray-misdirec tion requirements because felt button contour requirement ade quately defined dont believe slight slope top button enables tell merely touch direction nozzle facing So tip aerosol paint users always visually check nozzle direction before pressing spray button Failure could result shirt like Irv Allisons colored match model could also result eyeful paint would whole lot serious suppose could continue summarize subjects covered past columns want finish up months offering couple incidents reported re cent letters both involved model Sailplane activities first incident described letter Ned Moss Huntington WV physician required services another member profession result modeling accident describes follows Now Im home convalescing thought Id write tell about accident happened engged safe serene art Sailplaning must dumbest things Ive done life Ive com mitted some beauties also weirdestat least Ive never heard tell before its potential consequences its also hazardous out airstrip alone flying Standard-size glider electric winch flight question launched glider insufficient airspeed stalled lost directional stability still tow dove nearby grove trees got hung up branches about 20-25 feet off ground towline slipping off hook get down Climbing tall spindly tree possible decided try snare looping length towline around hauling down cut off about 40 feet towline tied four-oz lead ballast weight end threw lead weight line tached up over plane Unfortunately lead weight might have anticipat ed got snagged branches began hauling back towline pulled tighter weight seemed caught must have about 80 lb pull line ballast weight tore free branches came rifling out tree dont know what velocity traveling struck leg such force lacerated soft tissue fractured tibia am course fortunate didnt strike face head also fortunate bystander able take hospital exactly episode proud must surely qualify idiots prize month Remember Caveat Aviator Although have filed Neds letter under Sailplanes could equally well have happened fliers powered RC models likely Free Flight modeler doubt us hob except CL modelers havent some time tree reach out grab models like tree Ned described model-eating trees almost never climbable variety Im sure will join wishing Ned speedy recovery Another incident involving RC Sail plane activity came attention form newsletter article sent Jim Scarborough AMA VP District X article appeared September 1984 issue newsletter North County Clouds Sailplane Club editor Hugh Wagner Under title Winch Safety Hugh following say Sunday August 19 anoth er winch incident Fortunately no injury Al Doig about launch Windsong stepped footswitch line broke winch became runaway Al fortunately left standing Sailplane hand transmitter other looking bewildered Fred Stahlheber close yanked negative power cable off battery cable purpose ly never tightened After dust settled concluded following Al stepped switch held plane build up tension line line snagged near turnaround broke sudden release tension caused line whip behind winch 130 Model Aviation NOW YOUR X-ACTO BLADES WILL LAST TWENTY TIMES LONGER fantastic new sharpening tool users #11 #16 blades Patented cradle holds blade exact sharpening angle razor sharp edge less ten seconds Pays self times over #1 4293$1295 urn grabbed power cord m winch footswitch und up drum ripped out e middle three feet six-foot cord d destroyed switch cord axial severed outer braiding d central conductor shorted togeth causing runaway Weird Unusual rish could say yes second time has ppened winch alone Two years o winch three-speed ot switch same thing happened t potentially serious run iay drum ate footswitch hurled jagged piece aluminum plate about ches size over 60 feet straight could just easily have gone ts eye occurrence can oided proper positioning flier d foot switch Stretch out foot itch cord its full length away e plane spinning winch reel See etch elsewhere columnJP Other carelessness around winches s observed like bringing back e finger ring ogue chute going out tie break e line first unplugging foot itch walking behind winches ading landing area staring aight up air makes old mach turn ice-cold thorough treatise winch safety ill included addendum sub quent newsletter Please careful ce have written Hugh requested py planned winch safety article responds will include future ilumn Meanwhile will repeat Hughs essage fellow club members e benefit RC Sailplane readers tease careful looking out window write column see leaves ginning show fall colors er since will receive agazine December will close ishing Merry Christmas hope inta brings new modeling goodie dropped hints Have Safe Happy New Year John Preston 12235 Tilden wood Dr ckville MD 20852 FunlWinter Continued page 26 doing recent feature Joe Vagners small-field dandies men oned having plans ancient Stunter l permit blasphemy lerb Clukey provide months three iew Joes Xerox copies Span bout 41 weight 32 oz ree coats paintfoam wings still ithe future light loadings ame game have copy original ban ix Illustrated containingyour model Joe stated packed away tic archives also have handy copy FawcettHandbookforModelBuilders contained reprint drawings AuA blank mind bears 1950 copyright. seems came out MI early 1950 careful look drawings tells model used first Squaw ref erence However used thicker airfoil also did redesigned kit 1951 also liked several other innova tions such double pushrod built up flaps stole ideas use own Control Line models fantas tically-light Super Chief covered tis sue yet used elevators flaps much like Stunt King makes wonder what Expert Clarence Lee bonafide expert Peter Chinn Don Lowe Bob Wischer et al am doubting Thomas hacker deal junkyard stuff assume otherwise aint no hope studies what exists anyone can begin design own air planes After few years doing perceive houses rectangles Big deal interested rare Old-Timer Stunt things like Sky King guys might able persuade Joe Wagner add design list available draw ings As kids used say dont aint got Man proposes ver put off until tomoow. game plan run out space highlights mound quaint exotic industry stuff see ancient wood-paneled offices early 1940 CB Colby ex-cartoon ist editor Air Trails associate CB would soon edit Air Prog ress Iwould take overAir Trails late Alec Dawydoff White Russian hid fact genuine Russian royalty days czar 16 interpretor British army spoke four languages under stood six waving arms violently lapsed French knew fantastic people first-name basis Gliders life fact locked leg after forced landing top house Queens fell off roof late Doug Rolfe popped cutaway drawing truly great line illustrators time Doug wooden leg replacement stuck out propping Jenny Alec sauntered Alexander de Seversky famous planes preceded Republic Seversky Republic Fair child would make thousands Thun derbolts Seversky premier worldfamous pilot spite wooden leg Watching corner Paul Plecan Paul Yes worked Air Trails draftsman before WW II changed ca reer After flurry introductions Seversky said something Dawydoff Rus sian Plecan laughed loudly Alec Alex seemed thunderstruck Colby Rolfe Continued page 134 TOLEDO SPORTS ARENA ONE MAIN STREET TOLEDO OHIO Reserve March 29 30 & 31 1985 attend worlds greatest radio control model show featuring worlds largest Swap Shops no dealers complete refresh ment centers Saturday Night Auction raffles com plete nc systems acces sories acres free parking Bring latest completely finished models display enter competition excit ing awards Competiton models will accepted during show hours till 10 am Sunday morning no entry fee Complete nc systems will presented first second third place winners new Cannon A-i 35mm camera outfit will awarded lucky winner Best Show Open public three great days MARCH 2930 & 31 FRIDAY 9am-6pm SATURDAY 9am-6pm SUNDAY 9 am-430 pm Weak Signals RIO Club PO Box 5772 Toledo Ohio 43613 January1985 131 I THIRTY-FIRST ANNUAL RADIO CONTROL EXPOSITION
Edition: Model Aviation - 1985/01
Page Numbers: 13, 14, 16, 130, 131
John Preston Safety Comes First Some pasts favorite Safety items plus few unexpected inci dents RC Sailplane department THIS issue Model Aviation marks fifth anniversary author Safety column Five years typewriter may impressive achievement recently claimed Ron Van Putte has writing RC Pattern Aeroba tics column since very first issue magazine June 1975 However Bill Winter editor MA first asked 1979 consider writing Safety column did expect would able keep going five long years reason still solely due readers magazine have taken time trouble write report about potential safety problems have experienced witnessed correspondence readers has favorable things say about column have some letters modelers upon foot appear have trodden consider inevitable time Im telling things some have doing years jury incident Such life Safety business addition col INCH REEL &D - FOOTSW ITCH CORRECTINCORRECT Would believe placement foot switch eiectric Salipiane winch safety-reisted factor Weli read coiumn youiI find out ieast reason sketch iiiustrates switch piacement based experience umn earn bread butter first Safety column mentioned some topics stated would discussed future columns asked input readers listed nine sub jects now five years later see two Free Flight safety Pylon Racing safety never discussed length because received no reports readers concerning safety-related matter pertaining two activities because Free Flighters Pylon Racers exercise caution others hobby presently dont have answer question anyone out cares answer Id welcome some letters benefit newcomers hobby others may have startContinued page 14 January1985 13 Correction November 1984 issue magazine column reprinted some advice Harry Roe World Engines concerning safe operation four-stroke engines Unfortunately due typographical error seems Harry telling tighten prop nut once year mid dle page 128 statement Harry should follows Harry recommends prop nut tightened before flying session record word session got turned season somewhere between typewriter final copy magazine / WE AL 4AVE THAT SAME coi 4 AtJ EASY-AFPL LASt4-ON FAINT THE STOCK WIN DSONG CROSS C 0 U N TRY WINNER N first time Windsong flown major cross Country race i. won miles 11 teams flew several Sagitta X Cs Merlin along several other 14 foot monsters Windsong completed course gusting 20 MPH winds ward leg wind brought other teams got far turnaround point standstill Windsong flew 3 miles meward leg headwinds chase car holding constant 65 N MPH just keep up Brian Agnew winning pilot tried get LSF V goal i return flight times before same course 3 different z cross country ships Windsong did first day out 0 won contest boot Brian assisted spotter plane Bonnell built Windsong addition driver Al Bonnell modest size Windsong no problem spotter board Send 2 stamps catalog nd $25 video tape $20 refundable 2-meter PIXY $14995 CAMANO $15995 WIN DSONG $19995 29O4 SW CAMANO DRIVE CAMANO ISLAND WA 982921 AT-6 TEXANISNJ 101 Wing 2toA Cs. Ongines GIANT RIC SCALE * Ben.tifolly Melded Finbeeglans Penning 1600 Sq Area * 0lailMoiled Transparent Canopy o Roggnd Piberginnn Molded Eoginn Cowling Corriplete Kit C27GOO * Plywood Pireesnil Ilnedware ioelrsdndplus StP PP shipping & handling * Formed i7 din Landing Gene Legs ny eruess refondeof * Roiled Plans end inslrnelinoon rosroents add 7% 3-4 Channel R/C Systemsss995 Balsa Construction add $2 postage/handltng 55 Wingspan / 35 45 Engines Morane SAULNIER N Beautiful new production k ts o d favO tes ke rugged coostroution ft ho d e cut pa ts Both haoe history contest wins Paso build Superb flight Please add $2 postage/handling * Dealer Inquiries Now Ingitedl $4395 ed reading safety column recent ly thought might worthwhile summarize some important safety messages have appeared time time over past five years doubt will come surprise learn safe ty messages aimed RC fliers logical consider major ity AMA members RC modelers However newcomers hobby may aware frequent deaths resulting model-airplanerelated activity associated Con trol Line flying occurred model its control wires contacted overhead power line electrocuted pilot According 1980 statistic have 43 electrocution deaths volving gasoline-powered model airplanes having handles wires since 1945 1980 present Ive received ad ditional two reports such deaths mak ing total 45 deaths over 40-year time spanor just over per year CL fliers Ill repeat what Ive said several previous columns fly near over head power lines second safety column wrote Model Aviation principal topic injuries caused accident rotat ing propellers havent performed check Ill bet majority columns Ive written since issue description prop-related injury some kind June 1984 issue mentioned data insurance claims appeared computer print out obtained AMA HQ claims bodily injury listed 69% mentioned injury caused propeller Ive said before Ill say again starting tuning engine alert dont hurry tweak needle valve position behind propeller arc person front run ning engine double jeopardy First reaching over around prop ac tivity frequently resulting lacerated hand finger amputation Second prop its blades comes off direction will sideways forward never backward subject Safety Rules RC club flying field covered May 1980 issue drew some flak few readers column listed 43 different rules collected variety RC club newsletters Some readers seemed believe 43 should observed given flying site what intended list published individual clubs could compare rules list see deficient area Im going reprint list anyone wishes receive copy send SASE self-addressed stamped envelope Ill willing oblige Continued page 16 14 Model Aviation Multichannel World-Class RIC 3liders World War isnt Quite Over Yet EINDECKER E-III ** VIDEO PROGRAMS EW AIRPLANE FUNNIES II wildest craziest wackiest insane video ever 30 minutes aeromodeling insanity Gremlins working overtime OTHER GREAT VIDEOS 1 BASIC CONSTRUCTION FOR BEGINNERS IN RIC 90 Mm 2 BASIC FLIGHT TRAINING FOR BEGINNERS IN RIC 60 Mm Professional step step instruction roni Z 3 THE WORLD OF MODEL AVIATION 90 Mm Expos static displays AMA NATS scale 4 OSHKOSH OVERVIEW 55 Mm Workshops Air Shows Warbirds 5 AIRPLANE 7 RENTBUY 14954495 13954495 13954495 12953995 14953995 ORDERING INFORMATION Programs may rented wioption purchase Duration rentals 3 days Program NolisS days Send Check Money Order tor full purchase price tape ordered renting balance will refunded upon return programs ordering specify date desired Club meetings order well advance Allow 10 days br checks clear Illinois Residents include 8 per cent tax Shipping charge $300 purchase $450 rental Return postage included VHS ONLY SEND ORDERS TO ACADEMY OF AVIATION RESEARCH AND DEVELOPMENT POBOX 428139 CHICAGO ILLINOIS 312 874-0456 will repeat rule importance should self-evident RC fliers No transmitter should removed impound unless appropriate fre quency-control measures observed Frequency-control systems discussed another Safety column seen vary club club doesnt appear system foolproof common method controlling frequency-use appears color-coded channelnumber marker removed display board attached ones antenna prior turning transmitter subject provoked lot readers write toxicity hazard paints glues etc being toxicologist have times able answer questions example just bad breathe fumes spray model epoxy paint paint manu facturer took exception story printed alleged modeler experienced symptoms akin heart attack after such activity Let say know no deaths have result breathing paint fumes potential serious reaction maybe deathis present sist super finish can ob tamed using paints containing polyiso cyanates Probably common paints DuPont Imron polyurethane enamel requires mix ing activator before use shouldnt confused type polyurethane paint can used straight out can DuPont brochure concerning Imron states Danger Vapor Spray Mist Harm ful May Cause Lung Irritation Aller gic Respiratory Reaction May Irritate Skin Eyes Flammable Harmful Fatal Swallowed Theoretically shouldnt able purchase Imron home use because contains lead Lead-containing paints supposed available certain limited applications professionals Since DuPont suggests using Imron should wear air-line respirator 1 strongly discourage its use modelers unless have such device Before leaving subject paint hazards story Gold Coast Flier edited Art Charlotte John son has safety tip concerning com mon productthe aerosol paint can Irv Allison encountered problem recently worth passing around Irv painting model Pactra spray can urethane paint plastic spray nozzle came off Irv tried replace got sudden bath paint did garage Fortunately missed eyes Try now has nice blue-striped shirt matches model Apparently what happened Continued page 130 / K m U NEW HARD-TO-FIND TOOLS FROM MICROMARK STAINLESS STEEL MINI N STRAIGHT EDGE PROTECTS YOUR FINGERS Cutting straight line X-Acto knife easy safe knob-held SS straight I edge Just right size hobby graphic arts work 6 Lx 2W X 32 thick #14162 U I U WOHLIYS SMALLLb I WOOD CHISELS An incredibly small wood chisel set fine in- lay work carving marquetry miniatures models 3 I and electronic circuit board work Includes aluminum pin vise holder two right hand two left hand single bevel skew chisels two double bevel skew chisels square cut chisel Q/m cutting width diamondpoint 1 chisel hinged plastic storage caseI #14294 HOW TO ORDER Send name address payment check money order OR charge toE I VISA MC AMEX giving account number & ex-1 piration date Add $200 shipping per order SEND TO Micro-Mark PO Box 511 2YT 24 E Main St ton NJ 08809I item guaranteed 100%I New Catalog $100 free order L SafetylPreston Continued page 13 replacing nozzle spring-loaded valve inside can either stuck down blew completely out Naturally can emptied its contents rather rapidly Changing spray nozzles removing cleaning common practice put back Try suggests make sure can pointed away anything want painted know other incidents peo ple have spray-painted themselves because unaware direction nozzle pointing pressed button Several years ago National Paint Coatings Association pub lished voluntary standard con tained requirements addressed misdi rection spray aerosol paint cans requirements stated spray button should have nozzle color contrasts rest button arrow indicate spray direction contour top button will permit user feel nozzle pointing correct direction time voluntary standard published criticized spray-misdirec tion requirements because felt button contour requirement ade quately defined dont believe slight slope top button enables tell merely touch direction nozzle facing So tip aerosol paint users always visually check nozzle direction before pressing spray button Failure could result shirt like Irv Allisons colored match model could also result eyeful paint would whole lot serious suppose could continue summarize subjects covered past columns want finish up months offering couple incidents reported re cent letters both involved model Sailplane activities first incident described letter Ned Moss Huntington WV physician required services another member profession result modeling accident describes follows Now Im home convalescing thought Id write tell about accident happened engged safe serene art Sailplaning must dumbest things Ive done life Ive com mitted some beauties also weirdestat least Ive never heard tell before its potential consequences its also hazardous out airstrip alone flying Standard-size glider electric winch flight question launched glider insufficient airspeed stalled lost directional stability still tow dove nearby grove trees got hung up branches about 20-25 feet off ground towline slipping off hook get down Climbing tall spindly tree possible decided try snare looping length towline around hauling down cut off about 40 feet towline tied four-oz lead ballast weight end threw lead weight line tached up over plane Unfortunately lead weight might have anticipat ed got snagged branches began hauling back towline pulled tighter weight seemed caught must have about 80 lb pull line ballast weight tore free branches came rifling out tree dont know what velocity traveling struck leg such force lacerated soft tissue fractured tibia am course fortunate didnt strike face head also fortunate bystander able take hospital exactly episode proud must surely qualify idiots prize month Remember Caveat Aviator Although have filed Neds letter under Sailplanes could equally well have happened fliers powered RC models likely Free Flight modeler doubt us hob except CL modelers havent some time tree reach out grab models like tree Ned described model-eating trees almost never climbable variety Im sure will join wishing Ned speedy recovery Another incident involving RC Sail plane activity came attention form newsletter article sent Jim Scarborough AMA VP District X article appeared September 1984 issue newsletter North County Clouds Sailplane Club editor Hugh Wagner Under title Winch Safety Hugh following say Sunday August 19 anoth er winch incident Fortunately no injury Al Doig about launch Windsong stepped footswitch line broke winch became runaway Al fortunately left standing Sailplane hand transmitter other looking bewildered Fred Stahlheber close yanked negative power cable off battery cable purpose ly never tightened After dust settled concluded following Al stepped switch held plane build up tension line line snagged near turnaround broke sudden release tension caused line whip behind winch 130 Model Aviation NOW YOUR X-ACTO BLADES WILL LAST TWENTY TIMES LONGER fantastic new sharpening tool users #11 #16 blades Patented cradle holds blade exact sharpening angle razor sharp edge less ten seconds Pays self times over #1 4293$1295 urn grabbed power cord m winch footswitch und up drum ripped out e middle three feet six-foot cord d destroyed switch cord axial severed outer braiding d central conductor shorted togeth causing runaway Weird Unusual rish could say yes second time has ppened winch alone Two years o winch three-speed ot switch same thing happened t potentially serious run iay drum ate footswitch hurled jagged piece aluminum plate about ches size over 60 feet straight could just easily have gone ts eye occurrence can oided proper positioning flier d foot switch Stretch out foot itch cord its full length away e plane spinning winch reel See etch elsewhere columnJP Other carelessness around winches s observed like bringing back e finger ring ogue chute going out tie break e line first unplugging foot itch walking behind winches ading landing area staring aight up air makes old mach turn ice-cold thorough treatise winch safety ill included addendum sub quent newsletter Please careful ce have written Hugh requested py planned winch safety article responds will include future ilumn Meanwhile will repeat Hughs essage fellow club members e benefit RC Sailplane readers tease careful looking out window write column see leaves ginning show fall colors er since will receive agazine December will close ishing Merry Christmas hope inta brings new modeling goodie dropped hints Have Safe Happy New Year John Preston 12235 Tilden wood Dr ckville MD 20852 FunlWinter Continued page 26 doing recent feature Joe Vagners small-field dandies men oned having plans ancient Stunter l permit blasphemy lerb Clukey provide months three iew Joes Xerox copies Span bout 41 weight 32 oz ree coats paintfoam wings still ithe future light loadings ame game have copy original ban ix Illustrated containingyour model Joe stated packed away tic archives also have handy copy FawcettHandbookforModelBuilders contained reprint drawings AuA blank mind bears 1950 copyright. seems came out MI early 1950 careful look drawings tells model used first Squaw ref erence However used thicker airfoil also did redesigned kit 1951 also liked several other innova tions such double pushrod built up flaps stole ideas use own Control Line models fantas tically-light Super Chief covered tis sue yet used elevators flaps much like Stunt King makes wonder what Expert Clarence Lee bonafide expert Peter Chinn Don Lowe Bob Wischer et al am doubting Thomas hacker deal junkyard stuff assume otherwise aint no hope studies what exists anyone can begin design own air planes After few years doing perceive houses rectangles Big deal interested rare Old-Timer Stunt things like Sky King guys might able persuade Joe Wagner add design list available draw ings As kids used say dont aint got Man proposes ver put off until tomoow. game plan run out space highlights mound quaint exotic industry stuff see ancient wood-paneled offices early 1940 CB Colby ex-cartoon ist editor Air Trails associate CB would soon edit Air Prog ress Iwould take overAir Trails late Alec Dawydoff White Russian hid fact genuine Russian royalty days czar 16 interpretor British army spoke four languages under stood six waving arms violently lapsed French knew fantastic people first-name basis Gliders life fact locked leg after forced landing top house Queens fell off roof late Doug Rolfe popped cutaway drawing truly great line illustrators time Doug wooden leg replacement stuck out propping Jenny Alec sauntered Alexander de Seversky famous planes preceded Republic Seversky Republic Fair child would make thousands Thun derbolts Seversky premier worldfamous pilot spite wooden leg Watching corner Paul Plecan Paul Yes worked Air Trails draftsman before WW II changed ca reer After flurry introductions Seversky said something Dawydoff Rus sian Plecan laughed loudly Alec Alex seemed thunderstruck Colby Rolfe Continued page 134 TOLEDO SPORTS ARENA ONE MAIN STREET TOLEDO OHIO Reserve March 29 30 & 31 1985 attend worlds greatest radio control model show featuring worlds largest Swap Shops no dealers complete refresh ment centers Saturday Night Auction raffles com plete nc systems acces sories acres free parking Bring latest completely finished models display enter competition excit ing awards Competiton models will accepted during show hours till 10 am Sunday morning no entry fee Complete nc systems will presented first second third place winners new Cannon A-i 35mm camera outfit will awarded lucky winner Best Show Open public three great days MARCH 2930 & 31 FRIDAY 9am-6pm SATURDAY 9am-6pm SUNDAY 9 am-430 pm Weak Signals RIO Club PO Box 5772 Toledo Ohio 43613 January1985 131 I THIRTY-FIRST ANNUAL RADIO CONTROL EXPOSITION
Edition: Model Aviation - 1985/01
Page Numbers: 13, 14, 16, 130, 131
John Preston Safety Comes First Some pasts favorite Safety items plus few unexpected inci dents RC Sailplane department THIS issue Model Aviation marks fifth anniversary author Safety column Five years typewriter may impressive achievement recently claimed Ron Van Putte has writing RC Pattern Aeroba tics column since very first issue magazine June 1975 However Bill Winter editor MA first asked 1979 consider writing Safety column did expect would able keep going five long years reason still solely due readers magazine have taken time trouble write report about potential safety problems have experienced witnessed correspondence readers has favorable things say about column have some letters modelers upon foot appear have trodden consider inevitable time Im telling things some have doing years jury incident Such life Safety business addition col INCH REEL &D - FOOTSW ITCH CORRECTINCORRECT Would believe placement foot switch eiectric Salipiane winch safety-reisted factor Weli read coiumn youiI find out ieast reason sketch iiiustrates switch piacement based experience umn earn bread butter first Safety column mentioned some topics stated would discussed future columns asked input readers listed nine sub jects now five years later see two Free Flight safety Pylon Racing safety never discussed length because received no reports readers concerning safety-related matter pertaining two activities because Free Flighters Pylon Racers exercise caution others hobby presently dont have answer question anyone out cares answer Id welcome some letters benefit newcomers hobby others may have startContinued page 14 January1985 13 Correction November 1984 issue magazine column reprinted some advice Harry Roe World Engines concerning safe operation four-stroke engines Unfortunately due typographical error seems Harry telling tighten prop nut once year mid dle page 128 statement Harry should follows Harry recommends prop nut tightened before flying session record word session got turned season somewhere between typewriter final copy magazine / WE AL 4AVE THAT SAME coi 4 AtJ EASY-AFPL LASt4-ON FAINT THE STOCK WIN DSONG CROSS C 0 U N TRY WINNER N first time Windsong flown major cross Country race i. won miles 11 teams flew several Sagitta X Cs Merlin along several other 14 foot monsters Windsong completed course gusting 20 MPH winds ward leg wind brought other teams got far turnaround point standstill Windsong flew 3 miles meward leg headwinds chase car holding constant 65 N MPH just keep up Brian Agnew winning pilot tried get LSF V goal i return flight times before same course 3 different z cross country ships Windsong did first day out 0 won contest boot Brian assisted spotter plane Bonnell built Windsong addition driver Al Bonnell modest size Windsong no problem spotter board Send 2 stamps catalog nd $25 video tape $20 refundable 2-meter PIXY $14995 CAMANO $15995 WIN DSONG $19995 29O4 SW CAMANO DRIVE CAMANO ISLAND WA 982921 AT-6 TEXANISNJ 101 Wing 2toA Cs. Ongines GIANT RIC SCALE * Ben.tifolly Melded Finbeeglans Penning 1600 Sq Area * 0lailMoiled Transparent Canopy o Roggnd Piberginnn Molded Eoginn Cowling Corriplete Kit C27GOO * Plywood Pireesnil Ilnedware ioelrsdndplus StP PP shipping & handling * Formed i7 din Landing Gene Legs ny eruess refondeof * Roiled Plans end inslrnelinoon rosroents add 7% 3-4 Channel R/C Systemsss995 Balsa Construction add $2 postage/handltng 55 Wingspan / 35 45 Engines Morane SAULNIER N Beautiful new production k ts o d favO tes ke rugged coostroution ft ho d e cut pa ts Both haoe history contest wins Paso build Superb flight Please add $2 postage/handling * Dealer Inquiries Now Ingitedl $4395 ed reading safety column recent ly thought might worthwhile summarize some important safety messages have appeared time time over past five years doubt will come surprise learn safe ty messages aimed RC fliers logical consider major ity AMA members RC modelers However newcomers hobby may aware frequent deaths resulting model-airplanerelated activity associated Con trol Line flying occurred model its control wires contacted overhead power line electrocuted pilot According 1980 statistic have 43 electrocution deaths volving gasoline-powered model airplanes having handles wires since 1945 1980 present Ive received ad ditional two reports such deaths mak ing total 45 deaths over 40-year time spanor just over per year CL fliers Ill repeat what Ive said several previous columns fly near over head power lines second safety column wrote Model Aviation principal topic injuries caused accident rotat ing propellers havent performed check Ill bet majority columns Ive written since issue description prop-related injury some kind June 1984 issue mentioned data insurance claims appeared computer print out obtained AMA HQ claims bodily injury listed 69% mentioned injury caused propeller Ive said before Ill say again starting tuning engine alert dont hurry tweak needle valve position behind propeller arc person front run ning engine double jeopardy First reaching over around prop ac tivity frequently resulting lacerated hand finger amputation Second prop its blades comes off direction will sideways forward never backward subject Safety Rules RC club flying field covered May 1980 issue drew some flak few readers column listed 43 different rules collected variety RC club newsletters Some readers seemed believe 43 should observed given flying site what intended list published individual clubs could compare rules list see deficient area Im going reprint list anyone wishes receive copy send SASE self-addressed stamped envelope Ill willing oblige Continued page 16 14 Model Aviation Multichannel World-Class RIC 3liders World War isnt Quite Over Yet EINDECKER E-III ** VIDEO PROGRAMS EW AIRPLANE FUNNIES II wildest craziest wackiest insane video ever 30 minutes aeromodeling insanity Gremlins working overtime OTHER GREAT VIDEOS 1 BASIC CONSTRUCTION FOR BEGINNERS IN RIC 90 Mm 2 BASIC FLIGHT TRAINING FOR BEGINNERS IN RIC 60 Mm Professional step step instruction roni Z 3 THE WORLD OF MODEL AVIATION 90 Mm Expos static displays AMA NATS scale 4 OSHKOSH OVERVIEW 55 Mm Workshops Air Shows Warbirds 5 AIRPLANE 7 RENTBUY 14954495 13954495 13954495 12953995 14953995 ORDERING INFORMATION Programs may rented wioption purchase Duration rentals 3 days Program NolisS days Send Check Money Order tor full purchase price tape ordered renting balance will refunded upon return programs ordering specify date desired Club meetings order well advance Allow 10 days br checks clear Illinois Residents include 8 per cent tax Shipping charge $300 purchase $450 rental Return postage included VHS ONLY SEND ORDERS TO ACADEMY OF AVIATION RESEARCH AND DEVELOPMENT POBOX 428139 CHICAGO ILLINOIS 312 874-0456 will repeat rule importance should self-evident RC fliers No transmitter should removed impound unless appropriate fre quency-control measures observed Frequency-control systems discussed another Safety column seen vary club club doesnt appear system foolproof common method controlling frequency-use appears color-coded channelnumber marker removed display board attached ones antenna prior turning transmitter subject provoked lot readers write toxicity hazard paints glues etc being toxicologist have times able answer questions example just bad breathe fumes spray model epoxy paint paint manu facturer took exception story printed alleged modeler experienced symptoms akin heart attack after such activity Let say know no deaths have result breathing paint fumes potential serious reaction maybe deathis present sist super finish can ob tamed using paints containing polyiso cyanates Probably common paints DuPont Imron polyurethane enamel requires mix ing activator before use shouldnt confused type polyurethane paint can used straight out can DuPont brochure concerning Imron states Danger Vapor Spray Mist Harm ful May Cause Lung Irritation Aller gic Respiratory Reaction May Irritate Skin Eyes Flammable Harmful Fatal Swallowed Theoretically shouldnt able purchase Imron home use because contains lead Lead-containing paints supposed available certain limited applications professionals Since DuPont suggests using Imron should wear air-line respirator 1 strongly discourage its use modelers unless have such device Before leaving subject paint hazards story Gold Coast Flier edited Art Charlotte John son has safety tip concerning com mon productthe aerosol paint can Irv Allison encountered problem recently worth passing around Irv painting model Pactra spray can urethane paint plastic spray nozzle came off Irv tried replace got sudden bath paint did garage Fortunately missed eyes Try now has nice blue-striped shirt matches model Apparently what happened Continued page 130 / K m U NEW HARD-TO-FIND TOOLS FROM MICROMARK STAINLESS STEEL MINI N STRAIGHT EDGE PROTECTS YOUR FINGERS Cutting straight line X-Acto knife easy safe knob-held SS straight I edge Just right size hobby graphic arts work 6 Lx 2W X 32 thick #14162 U I U WOHLIYS SMALLLb I WOOD CHISELS An incredibly small wood chisel set fine in- lay work carving marquetry miniatures models 3 I and electronic circuit board work Includes aluminum pin vise holder two right hand two left hand single bevel skew chisels two double bevel skew chisels square cut chisel Q/m cutting width diamondpoint 1 chisel hinged plastic storage caseI #14294 HOW TO ORDER Send name address payment check money order OR charge toE I VISA MC AMEX giving account number & ex-1 piration date Add $200 shipping per order SEND TO Micro-Mark PO Box 511 2YT 24 E Main St ton NJ 08809I item guaranteed 100%I New Catalog $100 free order L SafetylPreston Continued page 13 replacing nozzle spring-loaded valve inside can either stuck down blew completely out Naturally can emptied its contents rather rapidly Changing spray nozzles removing cleaning common practice put back Try suggests make sure can pointed away anything want painted know other incidents peo ple have spray-painted themselves because unaware direction nozzle pointing pressed button Several years ago National Paint Coatings Association pub lished voluntary standard con tained requirements addressed misdi rection spray aerosol paint cans requirements stated spray button should have nozzle color contrasts rest button arrow indicate spray direction contour top button will permit user feel nozzle pointing correct direction time voluntary standard published criticized spray-misdirec tion requirements because felt button contour requirement ade quately defined dont believe slight slope top button enables tell merely touch direction nozzle facing So tip aerosol paint users always visually check nozzle direction before pressing spray button Failure could result shirt like Irv Allisons colored match model could also result eyeful paint would whole lot serious suppose could continue summarize subjects covered past columns want finish up months offering couple incidents reported re cent letters both involved model Sailplane activities first incident described letter Ned Moss Huntington WV physician required services another member profession result modeling accident describes follows Now Im home convalescing thought Id write tell about accident happened engged safe serene art Sailplaning must dumbest things Ive done life Ive com mitted some beauties also weirdestat least Ive never heard tell before its potential consequences its also hazardous out airstrip alone flying Standard-size glider electric winch flight question launched glider insufficient airspeed stalled lost directional stability still tow dove nearby grove trees got hung up branches about 20-25 feet off ground towline slipping off hook get down Climbing tall spindly tree possible decided try snare looping length towline around hauling down cut off about 40 feet towline tied four-oz lead ballast weight end threw lead weight line tached up over plane Unfortunately lead weight might have anticipat ed got snagged branches began hauling back towline pulled tighter weight seemed caught must have about 80 lb pull line ballast weight tore free branches came rifling out tree dont know what velocity traveling struck leg such force lacerated soft tissue fractured tibia am course fortunate didnt strike face head also fortunate bystander able take hospital exactly episode proud must surely qualify idiots prize month Remember Caveat Aviator Although have filed Neds letter under Sailplanes could equally well have happened fliers powered RC models likely Free Flight modeler doubt us hob except CL modelers havent some time tree reach out grab models like tree Ned described model-eating trees almost never climbable variety Im sure will join wishing Ned speedy recovery Another incident involving RC Sail plane activity came attention form newsletter article sent Jim Scarborough AMA VP District X article appeared September 1984 issue newsletter North County Clouds Sailplane Club editor Hugh Wagner Under title Winch Safety Hugh following say Sunday August 19 anoth er winch incident Fortunately no injury Al Doig about launch Windsong stepped footswitch line broke winch became runaway Al fortunately left standing Sailplane hand transmitter other looking bewildered Fred Stahlheber close yanked negative power cable off battery cable purpose ly never tightened After dust settled concluded following Al stepped switch held plane build up tension line line snagged near turnaround broke sudden release tension caused line whip behind winch 130 Model Aviation NOW YOUR X-ACTO BLADES WILL LAST TWENTY TIMES LONGER fantastic new sharpening tool users #11 #16 blades Patented cradle holds blade exact sharpening angle razor sharp edge less ten seconds Pays self times over #1 4293$1295 urn grabbed power cord m winch footswitch und up drum ripped out e middle three feet six-foot cord d destroyed switch cord axial severed outer braiding d central conductor shorted togeth causing runaway Weird Unusual rish could say yes second time has ppened winch alone Two years o winch three-speed ot switch same thing happened t potentially serious run iay drum ate footswitch hurled jagged piece aluminum plate about ches size over 60 feet straight could just easily have gone ts eye occurrence can oided proper positioning flier d foot switch Stretch out foot itch cord its full length away e plane spinning winch reel See etch elsewhere columnJP Other carelessness around winches s observed like bringing back e finger ring ogue chute going out tie break e line first unplugging foot itch walking behind winches ading landing area staring aight up air makes old mach turn ice-cold thorough treatise winch safety ill included addendum sub quent newsletter Please careful ce have written Hugh requested py planned winch safety article responds will include future ilumn Meanwhile will repeat Hughs essage fellow club members e benefit RC Sailplane readers tease careful looking out window write column see leaves ginning show fall colors er since will receive agazine December will close ishing Merry Christmas hope inta brings new modeling goodie dropped hints Have Safe Happy New Year John Preston 12235 Tilden wood Dr ckville MD 20852 FunlWinter Continued page 26 doing recent feature Joe Vagners small-field dandies men oned having plans ancient Stunter l permit blasphemy lerb Clukey provide months three iew Joes Xerox copies Span bout 41 weight 32 oz ree coats paintfoam wings still ithe future light loadings ame game have copy original ban ix Illustrated containingyour model Joe stated packed away tic archives also have handy copy FawcettHandbookforModelBuilders contained reprint drawings AuA blank mind bears 1950 copyright. seems came out MI early 1950 careful look drawings tells model used first Squaw ref erence However used thicker airfoil also did redesigned kit 1951 also liked several other innova tions such double pushrod built up flaps stole ideas use own Control Line models fantas tically-light Super Chief covered tis sue yet used elevators flaps much like Stunt King makes wonder what Expert Clarence Lee bonafide expert Peter Chinn Don Lowe Bob Wischer et al am doubting Thomas hacker deal junkyard stuff assume otherwise aint no hope studies what exists anyone can begin design own air planes After few years doing perceive houses rectangles Big deal interested rare Old-Timer Stunt things like Sky King guys might able persuade Joe Wagner add design list available draw ings As kids used say dont aint got Man proposes ver put off until tomoow. game plan run out space highlights mound quaint exotic industry stuff see ancient wood-paneled offices early 1940 CB Colby ex-cartoon ist editor Air Trails associate CB would soon edit Air Prog ress Iwould take overAir Trails late Alec Dawydoff White Russian hid fact genuine Russian royalty days czar 16 interpretor British army spoke four languages under stood six waving arms violently lapsed French knew fantastic people first-name basis Gliders life fact locked leg after forced landing top house Queens fell off roof late Doug Rolfe popped cutaway drawing truly great line illustrators time Doug wooden leg replacement stuck out propping Jenny Alec sauntered Alexander de Seversky famous planes preceded Republic Seversky Republic Fair child would make thousands Thun derbolts Seversky premier worldfamous pilot spite wooden leg Watching corner Paul Plecan Paul Yes worked Air Trails draftsman before WW II changed ca reer After flurry introductions Seversky said something Dawydoff Rus sian Plecan laughed loudly Alec Alex seemed thunderstruck Colby Rolfe Continued page 134 TOLEDO SPORTS ARENA ONE MAIN STREET TOLEDO OHIO Reserve March 29 30 & 31 1985 attend worlds greatest radio control model show featuring worlds largest Swap Shops no dealers complete refresh ment centers Saturday Night Auction raffles com plete nc systems acces sories acres free parking Bring latest completely finished models display enter competition excit ing awards Competiton models will accepted during show hours till 10 am Sunday morning no entry fee Complete nc systems will presented first second third place winners new Cannon A-i 35mm camera outfit will awarded lucky winner Best Show Open public three great days MARCH 2930 & 31 FRIDAY 9am-6pm SATURDAY 9am-6pm SUNDAY 9 am-430 pm Weak Signals RIO Club PO Box 5772 Toledo Ohio 43613 January1985 131 I THIRTY-FIRST ANNUAL RADIO CONTROL EXPOSITION
Edition: Model Aviation - 1985/01
Page Numbers: 13, 14, 16, 130, 131
John Preston Safety Comes First Some pasts favorite Safety items plus few unexpected inci dents RC Sailplane department THIS issue Model Aviation marks fifth anniversary author Safety column Five years typewriter may impressive achievement recently claimed Ron Van Putte has writing RC Pattern Aeroba tics column since very first issue magazine June 1975 However Bill Winter editor MA first asked 1979 consider writing Safety column did expect would able keep going five long years reason still solely due readers magazine have taken time trouble write report about potential safety problems have experienced witnessed correspondence readers has favorable things say about column have some letters modelers upon foot appear have trodden consider inevitable time Im telling things some have doing years jury incident Such life Safety business addition col INCH REEL &D - FOOTSW ITCH CORRECTINCORRECT Would believe placement foot switch eiectric Salipiane winch safety-reisted factor Weli read coiumn youiI find out ieast reason sketch iiiustrates switch piacement based experience umn earn bread butter first Safety column mentioned some topics stated would discussed future columns asked input readers listed nine sub jects now five years later see two Free Flight safety Pylon Racing safety never discussed length because received no reports readers concerning safety-related matter pertaining two activities because Free Flighters Pylon Racers exercise caution others hobby presently dont have answer question anyone out cares answer Id welcome some letters benefit newcomers hobby others may have startContinued page 14 January1985 13 Correction November 1984 issue magazine column reprinted some advice Harry Roe World Engines concerning safe operation four-stroke engines Unfortunately due typographical error seems Harry telling tighten prop nut once year mid dle page 128 statement Harry should follows Harry recommends prop nut tightened before flying session record word session got turned season somewhere between typewriter final copy magazine / WE AL 4AVE THAT SAME coi 4 AtJ EASY-AFPL LASt4-ON FAINT THE STOCK WIN DSONG CROSS C 0 U N TRY WINNER N first time Windsong flown major cross Country race i. won miles 11 teams flew several Sagitta X Cs Merlin along several other 14 foot monsters Windsong completed course gusting 20 MPH winds ward leg wind brought other teams got far turnaround point standstill Windsong flew 3 miles meward leg headwinds chase car holding constant 65 N MPH just keep up Brian Agnew winning pilot tried get LSF V goal i return flight times before same course 3 different z cross country ships Windsong did first day out 0 won contest boot Brian assisted spotter plane Bonnell built Windsong addition driver Al Bonnell modest size Windsong no problem spotter board Send 2 stamps catalog nd $25 video tape $20 refundable 2-meter PIXY $14995 CAMANO $15995 WIN DSONG $19995 29O4 SW CAMANO DRIVE CAMANO ISLAND WA 982921 AT-6 TEXANISNJ 101 Wing 2toA Cs. Ongines GIANT RIC SCALE * Ben.tifolly Melded Finbeeglans Penning 1600 Sq Area * 0lailMoiled Transparent Canopy o Roggnd Piberginnn Molded Eoginn Cowling Corriplete Kit C27GOO * Plywood Pireesnil Ilnedware ioelrsdndplus StP PP shipping & handling * Formed i7 din Landing Gene Legs ny eruess refondeof * Roiled Plans end inslrnelinoon rosroents add 7% 3-4 Channel R/C Systemsss995 Balsa Construction add $2 postage/handltng 55 Wingspan / 35 45 Engines Morane SAULNIER N Beautiful new production k ts o d favO tes ke rugged coostroution ft ho d e cut pa ts Both haoe history contest wins Paso build Superb flight Please add $2 postage/handling * Dealer Inquiries Now Ingitedl $4395 ed reading safety column recent ly thought might worthwhile summarize some important safety messages have appeared time time over past five years doubt will come surprise learn safe ty messages aimed RC fliers logical consider major ity AMA members RC modelers However newcomers hobby may aware frequent deaths resulting model-airplanerelated activity associated Con trol Line flying occurred model its control wires contacted overhead power line electrocuted pilot According 1980 statistic have 43 electrocution deaths volving gasoline-powered model airplanes having handles wires since 1945 1980 present Ive received ad ditional two reports such deaths mak ing total 45 deaths over 40-year time spanor just over per year CL fliers Ill repeat what Ive said several previous columns fly near over head power lines second safety column wrote Model Aviation principal topic injuries caused accident rotat ing propellers havent performed check Ill bet majority columns Ive written since issue description prop-related injury some kind June 1984 issue mentioned data insurance claims appeared computer print out obtained AMA HQ claims bodily injury listed 69% mentioned injury caused propeller Ive said before Ill say again starting tuning engine alert dont hurry tweak needle valve position behind propeller arc person front run ning engine double jeopardy First reaching over around prop ac tivity frequently resulting lacerated hand finger amputation Second prop its blades comes off direction will sideways forward never backward subject Safety Rules RC club flying field covered May 1980 issue drew some flak few readers column listed 43 different rules collected variety RC club newsletters Some readers seemed believe 43 should observed given flying site what intended list published individual clubs could compare rules list see deficient area Im going reprint list anyone wishes receive copy send SASE self-addressed stamped envelope Ill willing oblige Continued page 16 14 Model Aviation Multichannel World-Class RIC 3liders World War isnt Quite Over Yet EINDECKER E-III ** VIDEO PROGRAMS EW AIRPLANE FUNNIES II wildest craziest wackiest insane video ever 30 minutes aeromodeling insanity Gremlins working overtime OTHER GREAT VIDEOS 1 BASIC CONSTRUCTION FOR BEGINNERS IN RIC 90 Mm 2 BASIC FLIGHT TRAINING FOR BEGINNERS IN RIC 60 Mm Professional step step instruction roni Z 3 THE WORLD OF MODEL AVIATION 90 Mm Expos static displays AMA NATS scale 4 OSHKOSH OVERVIEW 55 Mm Workshops Air Shows Warbirds 5 AIRPLANE 7 RENTBUY 14954495 13954495 13954495 12953995 14953995 ORDERING INFORMATION Programs may rented wioption purchase Duration rentals 3 days Program NolisS days Send Check Money Order tor full purchase price tape ordered renting balance will refunded upon return programs ordering specify date desired Club meetings order well advance Allow 10 days br checks clear Illinois Residents include 8 per cent tax Shipping charge $300 purchase $450 rental Return postage included VHS ONLY SEND ORDERS TO ACADEMY OF AVIATION RESEARCH AND DEVELOPMENT POBOX 428139 CHICAGO ILLINOIS 312 874-0456 will repeat rule importance should self-evident RC fliers No transmitter should removed impound unless appropriate fre quency-control measures observed Frequency-control systems discussed another Safety column seen vary club club doesnt appear system foolproof common method controlling frequency-use appears color-coded channelnumber marker removed display board attached ones antenna prior turning transmitter subject provoked lot readers write toxicity hazard paints glues etc being toxicologist have times able answer questions example just bad breathe fumes spray model epoxy paint paint manu facturer took exception story printed alleged modeler experienced symptoms akin heart attack after such activity Let say know no deaths have result breathing paint fumes potential serious reaction maybe deathis present sist super finish can ob tamed using paints containing polyiso cyanates Probably common paints DuPont Imron polyurethane enamel requires mix ing activator before use shouldnt confused type polyurethane paint can used straight out can DuPont brochure concerning Imron states Danger Vapor Spray Mist Harm ful May Cause Lung Irritation Aller gic Respiratory Reaction May Irritate Skin Eyes Flammable Harmful Fatal Swallowed Theoretically shouldnt able purchase Imron home use because contains lead Lead-containing paints supposed available certain limited applications professionals Since DuPont suggests using Imron should wear air-line respirator 1 strongly discourage its use modelers unless have such device Before leaving subject paint hazards story Gold Coast Flier edited Art Charlotte John son has safety tip concerning com mon productthe aerosol paint can Irv Allison encountered problem recently worth passing around Irv painting model Pactra spray can urethane paint plastic spray nozzle came off Irv tried replace got sudden bath paint did garage Fortunately missed eyes Try now has nice blue-striped shirt matches model Apparently what happened Continued page 130 / K m U NEW HARD-TO-FIND TOOLS FROM MICROMARK STAINLESS STEEL MINI N STRAIGHT EDGE PROTECTS YOUR FINGERS Cutting straight line X-Acto knife easy safe knob-held SS straight I edge Just right size hobby graphic arts work 6 Lx 2W X 32 thick #14162 U I U WOHLIYS SMALLLb I WOOD CHISELS An incredibly small wood chisel set fine in- lay work carving marquetry miniatures models 3 I and electronic circuit board work Includes aluminum pin vise holder two right hand two left hand single bevel skew chisels two double bevel skew chisels square cut chisel Q/m cutting width diamondpoint 1 chisel hinged plastic storage caseI #14294 HOW TO ORDER Send name address payment check money order OR charge toE I VISA MC AMEX giving account number & ex-1 piration date Add $200 shipping per order SEND TO Micro-Mark PO Box 511 2YT 24 E Main St ton NJ 08809I item guaranteed 100%I New Catalog $100 free order L SafetylPreston Continued page 13 replacing nozzle spring-loaded valve inside can either stuck down blew completely out Naturally can emptied its contents rather rapidly Changing spray nozzles removing cleaning common practice put back Try suggests make sure can pointed away anything want painted know other incidents peo ple have spray-painted themselves because unaware direction nozzle pointing pressed button Several years ago National Paint Coatings Association pub lished voluntary standard con tained requirements addressed misdi rection spray aerosol paint cans requirements stated spray button should have nozzle color contrasts rest button arrow indicate spray direction contour top button will permit user feel nozzle pointing correct direction time voluntary standard published criticized spray-misdirec tion requirements because felt button contour requirement ade quately defined dont believe slight slope top button enables tell merely touch direction nozzle facing So tip aerosol paint users always visually check nozzle direction before pressing spray button Failure could result shirt like Irv Allisons colored match model could also result eyeful paint would whole lot serious suppose could continue summarize subjects covered past columns want finish up months offering couple incidents reported re cent letters both involved model Sailplane activities first incident described letter Ned Moss Huntington WV physician required services another member profession result modeling accident describes follows Now Im home convalescing thought Id write tell about accident happened engged safe serene art Sailplaning must dumbest things Ive done life Ive com mitted some beauties also weirdestat least Ive never heard tell before its potential consequences its also hazardous out airstrip alone flying Standard-size glider electric winch flight question launched glider insufficient airspeed stalled lost directional stability still tow dove nearby grove trees got hung up branches about 20-25 feet off ground towline slipping off hook get down Climbing tall spindly tree possible decided try snare looping length towline around hauling down cut off about 40 feet towline tied four-oz lead ballast weight end threw lead weight line tached up over plane Unfortunately lead weight might have anticipat ed got snagged branches began hauling back towline pulled tighter weight seemed caught must have about 80 lb pull line ballast weight tore free branches came rifling out tree dont know what velocity traveling struck leg such force lacerated soft tissue fractured tibia am course fortunate didnt strike face head also fortunate bystander able take hospital exactly episode proud must surely qualify idiots prize month Remember Caveat Aviator Although have filed Neds letter under Sailplanes could equally well have happened fliers powered RC models likely Free Flight modeler doubt us hob except CL modelers havent some time tree reach out grab models like tree Ned described model-eating trees almost never climbable variety Im sure will join wishing Ned speedy recovery Another incident involving RC Sail plane activity came attention form newsletter article sent Jim Scarborough AMA VP District X article appeared September 1984 issue newsletter North County Clouds Sailplane Club editor Hugh Wagner Under title Winch Safety Hugh following say Sunday August 19 anoth er winch incident Fortunately no injury Al Doig about launch Windsong stepped footswitch line broke winch became runaway Al fortunately left standing Sailplane hand transmitter other looking bewildered Fred Stahlheber close yanked negative power cable off battery cable purpose ly never tightened After dust settled concluded following Al stepped switch held plane build up tension line line snagged near turnaround broke sudden release tension caused line whip behind winch 130 Model Aviation NOW YOUR X-ACTO BLADES WILL LAST TWENTY TIMES LONGER fantastic new sharpening tool users #11 #16 blades Patented cradle holds blade exact sharpening angle razor sharp edge less ten seconds Pays self times over #1 4293$1295 urn grabbed power cord m winch footswitch und up drum ripped out e middle three feet six-foot cord d destroyed switch cord axial severed outer braiding d central conductor shorted togeth causing runaway Weird Unusual rish could say yes second time has ppened winch alone Two years o winch three-speed ot switch same thing happened t potentially serious run iay drum ate footswitch hurled jagged piece aluminum plate about ches size over 60 feet straight could just easily have gone ts eye occurrence can oided proper positioning flier d foot switch Stretch out foot itch cord its full length away e plane spinning winch reel See etch elsewhere columnJP Other carelessness around winches s observed like bringing back e finger ring ogue chute going out tie break e line first unplugging foot itch walking behind winches ading landing area staring aight up air makes old mach turn ice-cold thorough treatise winch safety ill included addendum sub quent newsletter Please careful ce have written Hugh requested py planned winch safety article responds will include future ilumn Meanwhile will repeat Hughs essage fellow club members e benefit RC Sailplane readers tease careful looking out window write column see leaves ginning show fall colors er since will receive agazine December will close ishing Merry Christmas hope inta brings new modeling goodie dropped hints Have Safe Happy New Year John Preston 12235 Tilden wood Dr ckville MD 20852 FunlWinter Continued page 26 doing recent feature Joe Vagners small-field dandies men oned having plans ancient Stunter l permit blasphemy lerb Clukey provide months three iew Joes Xerox copies Span bout 41 weight 32 oz ree coats paintfoam wings still ithe future light loadings ame game have copy original ban ix Illustrated containingyour model Joe stated packed away tic archives also have handy copy FawcettHandbookforModelBuilders contained reprint drawings AuA blank mind bears 1950 copyright. seems came out MI early 1950 careful look drawings tells model used first Squaw ref erence However used thicker airfoil also did redesigned kit 1951 also liked several other innova tions such double pushrod built up flaps stole ideas use own Control Line models fantas tically-light Super Chief covered tis sue yet used elevators flaps much like Stunt King makes wonder what Expert Clarence Lee bonafide expert Peter Chinn Don Lowe Bob Wischer et al am doubting Thomas hacker deal junkyard stuff assume otherwise aint no hope studies what exists anyone can begin design own air planes After few years doing perceive houses rectangles Big deal interested rare Old-Timer Stunt things like Sky King guys might able persuade Joe Wagner add design list available draw ings As kids used say dont aint got Man proposes ver put off until tomoow. game plan run out space highlights mound quaint exotic industry stuff see ancient wood-paneled offices early 1940 CB Colby ex-cartoon ist editor Air Trails associate CB would soon edit Air Prog ress Iwould take overAir Trails late Alec Dawydoff White Russian hid fact genuine Russian royalty days czar 16 interpretor British army spoke four languages under stood six waving arms violently lapsed French knew fantastic people first-name basis Gliders life fact locked leg after forced landing top house Queens fell off roof late Doug Rolfe popped cutaway drawing truly great line illustrators time Doug wooden leg replacement stuck out propping Jenny Alec sauntered Alexander de Seversky famous planes preceded Republic Seversky Republic Fair child would make thousands Thun derbolts Seversky premier worldfamous pilot spite wooden leg Watching corner Paul Plecan Paul Yes worked Air Trails draftsman before WW II changed ca reer After flurry introductions Seversky said something Dawydoff Rus sian Plecan laughed loudly Alec Alex seemed thunderstruck Colby Rolfe Continued page 134 TOLEDO SPORTS ARENA ONE MAIN STREET TOLEDO OHIO Reserve March 29 30 & 31 1985 attend worlds greatest radio control model show featuring worlds largest Swap Shops no dealers complete refresh ment centers Saturday Night Auction raffles com plete nc systems acces sories acres free parking Bring latest completely finished models display enter competition excit ing awards Competiton models will accepted during show hours till 10 am Sunday morning no entry fee Complete nc systems will presented first second third place winners new Cannon A-i 35mm camera outfit will awarded lucky winner Best Show Open public three great days MARCH 2930 & 31 FRIDAY 9am-6pm SATURDAY 9am-6pm SUNDAY 9 am-430 pm Weak Signals RIO Club PO Box 5772 Toledo Ohio 43613 January1985 131 I THIRTY-FIRST ANNUAL RADIO CONTROL EXPOSITION