John Preston Peppertree La Sliver Spring MD 20906 column provided address items concern regarding safety aspects model aviation activities Content column however opinion author does necessarily represent official position Academy Modei Aeronautics SOME missed reading Safety Comes First last two issues have apology After 11 years trying make interesting column reached burnout needed break However letters continue arrive mailbox another attempt save own worst enemy yourselves think may have read some following accounts previous Safety columns youre probably correct accidents similar people victims different hate say could eliminate propellers model airplanes mail readers would probably cease Never fly alone times have used topic discussion still some readers dont think good advice Dr Frank Marsh Frank called several weeks ago after got out hospital taken after 11 x 8 prop tore up knee Like prop injuries Franks occurred starting engine case 70-size four-stroke engine installed Telemaster inadvertently bumped throttle stick transmitter prop tore left knee driving car automatic transmission possible Frank could have driven himself emergency room treatment wound vehicle however RV straight stick course requires functional left leg operate clutch Fortunately Frank ham radio operator RV equipped mobile ham radio incident occurred Dayton Ohio area Frank managed get through hobby store Columbus stores owner phoned Franks club president immediately drove out field took Frank emergency room injury required 10-day hospital stay Are still readers think flying alone safe flying group anyone answers yes hope also ham radio operator least has CR radio car Safe engine-starting techniques last year seems Ive written lot about devices intended minimize accidents occur during engine starting tuning operations Different designs devices use electric starters keep operator behind prop sent Charles Holden Bill Nelson Guy Coraccio opinion should significantly reduce chances having prop chew up youre starting tuning model airplane engine However recent letter George Lieb disagrees Using type device start engines doesnt make much safer starting hand oaly prevents small nicks gotten flipping prop real damage get part anatomy caught prop running engine George conjectures probable cause injury might summed up old saw familiarity breeds contempt After its easy lose respect engines power hurt us dont think first just something stupid like reaching through prop adjust needle valve George noted forerunner Holden/Nelson/Coraccio devices frequently used Control Line Speed fliers 1940s Certainly major reason Holden/Nelson/Coraccio devices safer hand starting hand-held electric starting dont have reach around through prop adjust needle valve recent issue Model Aviation ad Bill Nelsons starting device calls Kranking MA August 1991 p 178 can obtained Ace R/C Bill Nelson Write KRANKING Safety Starters PO Box 2563 Beaumont TX 77704 Guy Coraccios Safe Start Adapter has formerly advertised Model Aviation however appears manufacturer no longer business As postscript general area discussion recent letter Charles Holden commented issue whether ban plastic props because seemingly involved injuries Charles stated question whether plastic wooden props dangerous relevant question would seem avoid rotating props altogether answer appears obvious already explained March 1990 issue Model Aviation issue included picture Charles s safe field box/starter device agree Lets point finger plastic props Wood props cut too Lets instead can keep parts homo sapiens out spinning arc Stooges Another device intended minimize likelihood prop injuries known Control Line circles stooge CL fliers stooge anchors model ground provides means pilot release model will RC stooge doesnt require remote release merely anchors model securely both hands can used starting operations Last month received letter Fred Hosage Jr included photograph stooge known Finger Saver Safety Retainer Fred said device designed father has recently granted US patent No 4993672 few days after received letter mail carrier delivered example Finger Saver door has two sharpened steel spikes can pressed ground Hinged spikes yoke two padded uprights see photo retain model its horizontal stabilizer After engine has started pulling model short Continued page 89 8 Model Aviation Finger Saver patented device function restrain model airplane moving forward engine being started Theres about column havent flown RC Pattern since Three years later packed up RC Sailpianes havent flown since Control Line models havent flown four years havent competed Outdoor Free Flight seven years still sport-fly Free Flight other models clean either ready flown urge strikes given some interested kid urge doesnt strike point have dont have Im sure took down RC models put new pack went out fly it would jelly-knees over place can handle After its much different first session after Midwest winter know what say about riding bicycle Im building whatever strikes fancy compete very few events short Im having fun again Does mean should give up everything small area concentrate alone Does mean should give up competition No simply means youre hobby fun make living would well put airplane down occasionally lie back grass stare up clear blue sky ask yourself whats really important life may come up some answers will shock youD Safety/Preston Continued page 8 distance rearward causes uprights fall ground thereby allowing model taxied runway Anyone wishing purchase Finger Saver Safety Retainer should write Finger Saver PO Box 1416 St Petersburg FL 33731 Another letter same subject also arrived last month Donald Doncaster retired spends summers North Amsterdam New York winters South says has seen lot runaways run starter pilot offers simple solution Drive two 14-in diameter 30-in long metal rods ground place model rods contact leading edge wing guess could also place model rods contact leading edge stabilizer manner similar Finger Saver Donald said has used method restraining models over 20 years has never seen anyone else use asked supply explanation method isnt answer problem see Sorry Donald really dont have answer can speculate maybe modelers exhibit same attitude hobby see exhibited people dont fasten seat belts Continued page 91 Now Theres Little Clevis Tool Very Big Advantages new Sullivan Clevis Tool #524 makes easier ever install remove devises retaining clips So now frustrating finagling can snap particularly restricted spaces Crafted heat-treated steel Clevis Tool has notch end hold 2-56 4-40 devises open easily because its magnetized holds retaining clip its slot securely youre snapping clip ottCpJJIii Clevis Tool Simple innovative PRODUCTS Sullivan Small wonder POBox5166BaltimoreMD21224 Getting Better Ideas Off Ground Buift-Up$695 62 Wing Span 1300 Sq 12-16 Lbs 12 to 23 2 Cycle 120 270 4 Cycle Conventional Buift-Up Construction AJI Precision Machine Cut SIG Balsa Plywood Parts Fiberglass Cowl Wheel Pants Clear Canopy Formed Main Tail Gear Formed Cabanes Full Hardware Pack Detailed Instruction Book 3-views Rolled Full Size Plans Full money back guarantee Send three 29 stamps additional kit info OHIO RIC FULTON AVE DAYTON OH 45439 13-299-8623 November 1991 89 THE ULTIMATE 10 DASH 3005 car Its another case wont happen syndrome Dangerous props isnt often receive letters modelers wives Such letter signed S Pierce did arrive recently though described prop accident occurred home resulted husband Jim having have 12 stitches close wound words Mrs Pierce heres what happened husband loves fly RC planes occasion fly also just reading story accidents also happen home write husband Jim favorite junk plane very old Freedom 20 living room doing some work engine After replaced prop using fingers started spin very gently Suddenly snapped back flew right leg less two seconds prop sliced hole left leg about nine inches long ended up having have 12 stitches nine top three under now has very ugly scar will have rest life no longer plays prop does engine work prop can very dangerous definitely toy hope other people dont have learn dangerous props can same way Jim did started out column saying could eliminate propellers model airplanesNuff said close call Such headline newspaper clipping sent Ralph Turner Avon Ohio clipping letter editor Lorain Morning Journal read follows Editor very nearly news story about small plane crash Lorain County Regional Airport Federal Aviation Administration investigators would have discovered mysterious cause red remote-controlled toy plane about four feet wide being flown landing pattern Pilme Carburetor Without Making Big Splash Now its easy squirt just fuel need spills new Sullivan Primer Bottle #168 lets control flow precision Its flexible clear bellows body nozzle let see exactly whats going rather going comes complete silicone tube hardto-reach spots Suitable glow fuels Primer Bottle has full I2 ounce capacity heavy-duty cap keeps fuel eva p orating storage So now people love flying can really pour pouring over everything else P0 Box5166 Baltimore MD21224 Getting Better Ideas Off Ground U U B B B B PRECISION MADE EXPANDED BEAD PDLVSTYRENE i REPLACEMENT WING & STAB cORES FOR ALL 3 POPULAR RIO AIRCRAFT DyER 350 DIFFERENT WINGS U IN STOcK FDA IMMEDIATE DELI VERK SD IF YDLI HAVE B mA FAVORITE BIRD THAT NEEDS WING CALL OR LOTSOFARFWINGCORES I Dont trash after crash i Phone 3093423009 $4Soforcatalog _____________________________ U IIm.BB.....B.BB.BBBBBUBB..Bl FOAM WING CORES 7WA4 MFG 306 E Simmons GaIeshorE IL 61401 November 1991 91 LIGHTING SYSTEMS THE ORIGINALS. Still Best #RED 01Programmable Flashing Navigation Lights$2495 #RED 02Adjustable Rate Strobe Light$1995 #RED 03Landing Lights$3995 * RED 04Adjustable Rate Mars Rotating Beacon$1995 #RED 05Marine Navigation Lights nonflashing$1095 #RED 14Big Airplane Navigation Lights$2495 #RED 16Econo Landing Lights brightest$1995 #RED 23Real Strobe Light true zenon strobe$2995 S SEE YOUR DEALER S SEND STAMPED ENVELOPE FOR RAM INFO unavEllable locally send check money order lull credit card info cost item plus $200 $500 foreign immediate shipment Include full address UPS Sorry no 000 Ram 4736 N Milwaukee Ave ago IL 60630 airport same remote toy passed over plane within 20 feet final approach approximately 500 feet ground going 90 mph collided could have obscured vision damaged delicate controls tangled propeller sky looks like very big place some crowded air spaces great rules use protection air ground find difficult understand person has already warned airport officials can disregard rules continue entertain himself possible expense another persons life After Ralph wrote letter accompanied newspaper clipping held off mailing attempted determine model flier was successful turned out experienced RC modeler son used Ralphs club Ralph isnt sure whether members AMA hope see column take advice readers Never fly proximity full-scale air traffic above advice included January 1991 Safety column reported incident RC model collided Goodyear blimp incident occurred just six months prior reported above made national news dont need kind publicity Ni-Cap No looking typo Ni-Cap name product marketed Ernst Manufacturing Inc sample product sent Jim Conner companys Product Manager Ni-Cap cap glow plug igniter prevent igniting bullets pants pocket like modeler misfortune reported column July 1991 issue Jims accompanying letter following r QUALITY FIBERGLASSKit features fiberglass fuse cowl canopy Four-Stroke Engine IEEbalsa covered foam wing IE. TE place N& sanded Selected balsa cut stab rud elev ARF KITS& ailerons formed landing gear music wire 416 587-3610& instructions Info $200 Fax 416 283-6538mm Eng 60-804 C 40602 C ORDER BYPHONE DA AWEK 416 520-4192 A[IOw 2 IADD $1500 postagehA1olEL DM-165 @UADROTECH weeks sel very 3148 KINGSTON RD STE 202 BOX 158 SCARBOROUGH aNT MiM 1P4 CANADA S 92 Model Aviation say about product call Ernst Ni-Cap protective cover fits brands Ni Cd glow plug igniters thousands other modelers have time another dropped glow plug igniters dirt have watched roll off table have put pockets have short out against keys some other metal object short out pocket few years ago after started Pylon Racer pitched air About five laps race felt something burning leg lucky enough get out before burned able finish race Ni-Cap does three things 1 prevents shorting 2 eliminates rolling glow plug igniter syndrome 3 keeps plug end clean foreign objects Ni-Cap orange plastic cap molded tether has loop end slips over shank glow plug igniter tether prevents losing cap also serves prevent glow plug igniter rolling off top field box landing dirt have word caution igniter use cap tether sticking out right angles shank igniter make sure facing away prop Should want buy Ni-Cap contact Ernst Manufacturing Inc 37396 Ruben Lane Sandy OR 97055 phone 503 668-5597 usually end up column wishing safe month now believe safe month dont feed body parts through rotating prop D Jumpin Geo/Hunton Continued page 19 four-pitch propeller keep airspeed down vertical capability up Models turn tightly produce considerable G-forces high speeds youll need exercise good sense Fun-fly model design entering golden age Most innovative aircraft use 0S 32 engine Jumpin Geo weve climbed 45 power yet still kept within three-pound wall Geo flies slowly unbelievably tightly also penetrates winds macho style airplane bridges gap between ubiquitous traditional Ugly Stick types delicate new-generation modelsthe sort usually employ least some high-tech materials purposely marginal design As fliers learn use capabilities Jumpin Geo its siblings will opening new chapter sport RC Aerobatics information about specialized fun-fly models have look Jerry Smiths built-up design December 1990 RC Report see Dan Stevenss hollowed-foam wing design February 1991 issue same magazine articles also provide good reference options building Jumpin Geo model really something else fly Its responsiveness will amaze its first contest FARM fun fly near Warrenton Virginia Jumpin Geo placed first time takeoff climb 15 seconds spot landing first Fast-Slow first takeoff number loops 30 seconds Geo unlikely excel AFTER YOU DID ALL THE WORK WHY LET YOUR AIRPLANE DO ALL THE FLYING INFO $500 AWARDED Grand Champion Reserve Grand Champion Ultralight 1989 Sun-N-Fun Fly-In BUILD & FLY THE miniMAX YOURSELF o Computer Designedr3 Axis Control o Part 103 Ultralight Easy Construction Wood Construction TEAM INC BOX 338M BRADY VILLE TN 37026 615 765-5397 November 1991 93 Spend less time buildin& mare tn Sheets available ONLY iu Thre ailable 1/16 x 12 x 35 Stock #6650 3/32x 12x 35- Stock #6651 1/8 x 12 x 35 Stock #6652 PMID PRODULru iIC 4shma Htff44tl994Z-1134 a199tMltPdUt5COlftC1 #5-91-153 Electric F ight Llghtweiglt 12 00money bark Adjustable switching point Soldertess terminal ror easy bookap $2 gna ee ON/OFF Controller995 Mare Powe sa ewe gh 20 Size 22xt3x63 el1trenry anty 006V loss Add S1 ohippio3 Clifoois araidonls add 725% 12 17 Tao Send Check money order Comes sith//High Sky Fntabaoranartrr3929 Kansas St #9 other Cosrectors orer.2. flA 92104 olso availableSan uuun
Edition: Model Aviation - 1991/11
Page Numbers: 8, 89, 91, 92, 93
John Preston Peppertree La Sliver Spring MD 20906 column provided address items concern regarding safety aspects model aviation activities Content column however opinion author does necessarily represent official position Academy Modei Aeronautics SOME missed reading Safety Comes First last two issues have apology After 11 years trying make interesting column reached burnout needed break However letters continue arrive mailbox another attempt save own worst enemy yourselves think may have read some following accounts previous Safety columns youre probably correct accidents similar people victims different hate say could eliminate propellers model airplanes mail readers would probably cease Never fly alone times have used topic discussion still some readers dont think good advice Dr Frank Marsh Frank called several weeks ago after got out hospital taken after 11 x 8 prop tore up knee Like prop injuries Franks occurred starting engine case 70-size four-stroke engine installed Telemaster inadvertently bumped throttle stick transmitter prop tore left knee driving car automatic transmission possible Frank could have driven himself emergency room treatment wound vehicle however RV straight stick course requires functional left leg operate clutch Fortunately Frank ham radio operator RV equipped mobile ham radio incident occurred Dayton Ohio area Frank managed get through hobby store Columbus stores owner phoned Franks club president immediately drove out field took Frank emergency room injury required 10-day hospital stay Are still readers think flying alone safe flying group anyone answers yes hope also ham radio operator least has CR radio car Safe engine-starting techniques last year seems Ive written lot about devices intended minimize accidents occur during engine starting tuning operations Different designs devices use electric starters keep operator behind prop sent Charles Holden Bill Nelson Guy Coraccio opinion should significantly reduce chances having prop chew up youre starting tuning model airplane engine However recent letter George Lieb disagrees Using type device start engines doesnt make much safer starting hand oaly prevents small nicks gotten flipping prop real damage get part anatomy caught prop running engine George conjectures probable cause injury might summed up old saw familiarity breeds contempt After its easy lose respect engines power hurt us dont think first just something stupid like reaching through prop adjust needle valve George noted forerunner Holden/Nelson/Coraccio devices frequently used Control Line Speed fliers 1940s Certainly major reason Holden/Nelson/Coraccio devices safer hand starting hand-held electric starting dont have reach around through prop adjust needle valve recent issue Model Aviation ad Bill Nelsons starting device calls Kranking MA August 1991 p 178 can obtained Ace R/C Bill Nelson Write KRANKING Safety Starters PO Box 2563 Beaumont TX 77704 Guy Coraccios Safe Start Adapter has formerly advertised Model Aviation however appears manufacturer no longer business As postscript general area discussion recent letter Charles Holden commented issue whether ban plastic props because seemingly involved injuries Charles stated question whether plastic wooden props dangerous relevant question would seem avoid rotating props altogether answer appears obvious already explained March 1990 issue Model Aviation issue included picture Charles s safe field box/starter device agree Lets point finger plastic props Wood props cut too Lets instead can keep parts homo sapiens out spinning arc Stooges Another device intended minimize likelihood prop injuries known Control Line circles stooge CL fliers stooge anchors model ground provides means pilot release model will RC stooge doesnt require remote release merely anchors model securely both hands can used starting operations Last month received letter Fred Hosage Jr included photograph stooge known Finger Saver Safety Retainer Fred said device designed father has recently granted US patent No 4993672 few days after received letter mail carrier delivered example Finger Saver door has two sharpened steel spikes can pressed ground Hinged spikes yoke two padded uprights see photo retain model its horizontal stabilizer After engine has started pulling model short Continued page 89 8 Model Aviation Finger Saver patented device function restrain model airplane moving forward engine being started Theres about column havent flown RC Pattern since Three years later packed up RC Sailpianes havent flown since Control Line models havent flown four years havent competed Outdoor Free Flight seven years still sport-fly Free Flight other models clean either ready flown urge strikes given some interested kid urge doesnt strike point have dont have Im sure took down RC models put new pack went out fly it would jelly-knees over place can handle After its much different first session after Midwest winter know what say about riding bicycle Im building whatever strikes fancy compete very few events short Im having fun again Does mean should give up everything small area concentrate alone Does mean should give up competition No simply means youre hobby fun make living would well put airplane down occasionally lie back grass stare up clear blue sky ask yourself whats really important life may come up some answers will shock youD Safety/Preston Continued page 8 distance rearward causes uprights fall ground thereby allowing model taxied runway Anyone wishing purchase Finger Saver Safety Retainer should write Finger Saver PO Box 1416 St Petersburg FL 33731 Another letter same subject also arrived last month Donald Doncaster retired spends summers North Amsterdam New York winters South says has seen lot runaways run starter pilot offers simple solution Drive two 14-in diameter 30-in long metal rods ground place model rods contact leading edge wing guess could also place model rods contact leading edge stabilizer manner similar Finger Saver Donald said has used method restraining models over 20 years has never seen anyone else use asked supply explanation method isnt answer problem see Sorry Donald really dont have answer can speculate maybe modelers exhibit same attitude hobby see exhibited people dont fasten seat belts Continued page 91 Now Theres Little Clevis Tool Very Big Advantages new Sullivan Clevis Tool #524 makes easier ever install remove devises retaining clips So now frustrating finagling can snap particularly restricted spaces Crafted heat-treated steel Clevis Tool has notch end hold 2-56 4-40 devises open easily because its magnetized holds retaining clip its slot securely youre snapping clip ottCpJJIii Clevis Tool Simple innovative PRODUCTS Sullivan Small wonder POBox5166BaltimoreMD21224 Getting Better Ideas Off Ground Buift-Up$695 62 Wing Span 1300 Sq 12-16 Lbs 12 to 23 2 Cycle 120 270 4 Cycle Conventional Buift-Up Construction AJI Precision Machine Cut SIG Balsa Plywood Parts Fiberglass Cowl Wheel Pants Clear Canopy Formed Main Tail Gear Formed Cabanes Full Hardware Pack Detailed Instruction Book 3-views Rolled Full Size Plans Full money back guarantee Send three 29 stamps additional kit info OHIO RIC FULTON AVE DAYTON OH 45439 13-299-8623 November 1991 89 THE ULTIMATE 10 DASH 3005 car Its another case wont happen syndrome Dangerous props isnt often receive letters modelers wives Such letter signed S Pierce did arrive recently though described prop accident occurred home resulted husband Jim having have 12 stitches close wound words Mrs Pierce heres what happened husband loves fly RC planes occasion fly also just reading story accidents also happen home write husband Jim favorite junk plane very old Freedom 20 living room doing some work engine After replaced prop using fingers started spin very gently Suddenly snapped back flew right leg less two seconds prop sliced hole left leg about nine inches long ended up having have 12 stitches nine top three under now has very ugly scar will have rest life no longer plays prop does engine work prop can very dangerous definitely toy hope other people dont have learn dangerous props can same way Jim did started out column saying could eliminate propellers model airplanesNuff said close call Such headline newspaper clipping sent Ralph Turner Avon Ohio clipping letter editor Lorain Morning Journal read follows Editor very nearly news story about small plane crash Lorain County Regional Airport Federal Aviation Administration investigators would have discovered mysterious cause red remote-controlled toy plane about four feet wide being flown landing pattern Pilme Carburetor Without Making Big Splash Now its easy squirt just fuel need spills new Sullivan Primer Bottle #168 lets control flow precision Its flexible clear bellows body nozzle let see exactly whats going rather going comes complete silicone tube hardto-reach spots Suitable glow fuels Primer Bottle has full I2 ounce capacity heavy-duty cap keeps fuel eva p orating storage So now people love flying can really pour pouring over everything else P0 Box5166 Baltimore MD21224 Getting Better Ideas Off Ground U U B B B B PRECISION MADE EXPANDED BEAD PDLVSTYRENE i REPLACEMENT WING & STAB cORES FOR ALL 3 POPULAR RIO AIRCRAFT DyER 350 DIFFERENT WINGS U IN STOcK FDA IMMEDIATE DELI VERK SD IF YDLI HAVE B mA FAVORITE BIRD THAT NEEDS WING CALL OR LOTSOFARFWINGCORES I Dont trash after crash i Phone 3093423009 $4Soforcatalog _____________________________ U IIm.BB.....B.BB.BBBBBUBB..Bl FOAM WING CORES 7WA4 MFG 306 E Simmons GaIeshorE IL 61401 November 1991 91 LIGHTING SYSTEMS THE ORIGINALS. Still Best #RED 01Programmable Flashing Navigation Lights$2495 #RED 02Adjustable Rate Strobe Light$1995 #RED 03Landing Lights$3995 * RED 04Adjustable Rate Mars Rotating Beacon$1995 #RED 05Marine Navigation Lights nonflashing$1095 #RED 14Big Airplane Navigation Lights$2495 #RED 16Econo Landing Lights brightest$1995 #RED 23Real Strobe Light true zenon strobe$2995 S SEE YOUR DEALER S SEND STAMPED ENVELOPE FOR RAM INFO unavEllable locally send check money order lull credit card info cost item plus $200 $500 foreign immediate shipment Include full address UPS Sorry no 000 Ram 4736 N Milwaukee Ave ago IL 60630 airport same remote toy passed over plane within 20 feet final approach approximately 500 feet ground going 90 mph collided could have obscured vision damaged delicate controls tangled propeller sky looks like very big place some crowded air spaces great rules use protection air ground find difficult understand person has already warned airport officials can disregard rules continue entertain himself possible expense another persons life After Ralph wrote letter accompanied newspaper clipping held off mailing attempted determine model flier was successful turned out experienced RC modeler son used Ralphs club Ralph isnt sure whether members AMA hope see column take advice readers Never fly proximity full-scale air traffic above advice included January 1991 Safety column reported incident RC model collided Goodyear blimp incident occurred just six months prior reported above made national news dont need kind publicity Ni-Cap No looking typo Ni-Cap name product marketed Ernst Manufacturing Inc sample product sent Jim Conner companys Product Manager Ni-Cap cap glow plug igniter prevent igniting bullets pants pocket like modeler misfortune reported column July 1991 issue Jims accompanying letter following r QUALITY FIBERGLASSKit features fiberglass fuse cowl canopy Four-Stroke Engine IEEbalsa covered foam wing IE. TE place N& sanded Selected balsa cut stab rud elev ARF KITS& ailerons formed landing gear music wire 416 587-3610& instructions Info $200 Fax 416 283-6538mm Eng 60-804 C 40602 C ORDER BYPHONE DA AWEK 416 520-4192 A[IOw 2 IADD $1500 postagehA1olEL DM-165 @UADROTECH weeks sel very 3148 KINGSTON RD STE 202 BOX 158 SCARBOROUGH aNT MiM 1P4 CANADA S 92 Model Aviation say about product call Ernst Ni-Cap protective cover fits brands Ni Cd glow plug igniters thousands other modelers have time another dropped glow plug igniters dirt have watched roll off table have put pockets have short out against keys some other metal object short out pocket few years ago after started Pylon Racer pitched air About five laps race felt something burning leg lucky enough get out before burned able finish race Ni-Cap does three things 1 prevents shorting 2 eliminates rolling glow plug igniter syndrome 3 keeps plug end clean foreign objects Ni-Cap orange plastic cap molded tether has loop end slips over shank glow plug igniter tether prevents losing cap also serves prevent glow plug igniter rolling off top field box landing dirt have word caution igniter use cap tether sticking out right angles shank igniter make sure facing away prop Should want buy Ni-Cap contact Ernst Manufacturing Inc 37396 Ruben Lane Sandy OR 97055 phone 503 668-5597 usually end up column wishing safe month now believe safe month dont feed body parts through rotating prop D Jumpin Geo/Hunton Continued page 19 four-pitch propeller keep airspeed down vertical capability up Models turn tightly produce considerable G-forces high speeds youll need exercise good sense Fun-fly model design entering golden age Most innovative aircraft use 0S 32 engine Jumpin Geo weve climbed 45 power yet still kept within three-pound wall Geo flies slowly unbelievably tightly also penetrates winds macho style airplane bridges gap between ubiquitous traditional Ugly Stick types delicate new-generation modelsthe sort usually employ least some high-tech materials purposely marginal design As fliers learn use capabilities Jumpin Geo its siblings will opening new chapter sport RC Aerobatics information about specialized fun-fly models have look Jerry Smiths built-up design December 1990 RC Report see Dan Stevenss hollowed-foam wing design February 1991 issue same magazine articles also provide good reference options building Jumpin Geo model really something else fly Its responsiveness will amaze its first contest FARM fun fly near Warrenton Virginia Jumpin Geo placed first time takeoff climb 15 seconds spot landing first Fast-Slow first takeoff number loops 30 seconds Geo unlikely excel AFTER YOU DID ALL THE WORK WHY LET YOUR AIRPLANE DO ALL THE FLYING INFO $500 AWARDED Grand Champion Reserve Grand Champion Ultralight 1989 Sun-N-Fun Fly-In BUILD & FLY THE miniMAX YOURSELF o Computer Designedr3 Axis Control o Part 103 Ultralight Easy Construction Wood Construction TEAM INC BOX 338M BRADY VILLE TN 37026 615 765-5397 November 1991 93 Spend less time buildin& mare tn Sheets available ONLY iu Thre ailable 1/16 x 12 x 35 Stock #6650 3/32x 12x 35- Stock #6651 1/8 x 12 x 35 Stock #6652 PMID PRODULru iIC 4shma Htff44tl994Z-1134 a199tMltPdUt5COlftC1 #5-91-153 Electric F ight Llghtweiglt 12 00money bark Adjustable switching point Soldertess terminal ror easy bookap $2 gna ee ON/OFF Controller995 Mare Powe sa ewe gh 20 Size 22xt3x63 el1trenry anty 006V loss Add S1 ohippio3 Clifoois araidonls add 725% 12 17 Tao Send Check money order Comes sith//High Sky Fntabaoranartrr3929 Kansas St #9 other Cosrectors orer.2. flA 92104 olso availableSan uuun
Edition: Model Aviation - 1991/11
Page Numbers: 8, 89, 91, 92, 93
John Preston Peppertree La Sliver Spring MD 20906 column provided address items concern regarding safety aspects model aviation activities Content column however opinion author does necessarily represent official position Academy Modei Aeronautics SOME missed reading Safety Comes First last two issues have apology After 11 years trying make interesting column reached burnout needed break However letters continue arrive mailbox another attempt save own worst enemy yourselves think may have read some following accounts previous Safety columns youre probably correct accidents similar people victims different hate say could eliminate propellers model airplanes mail readers would probably cease Never fly alone times have used topic discussion still some readers dont think good advice Dr Frank Marsh Frank called several weeks ago after got out hospital taken after 11 x 8 prop tore up knee Like prop injuries Franks occurred starting engine case 70-size four-stroke engine installed Telemaster inadvertently bumped throttle stick transmitter prop tore left knee driving car automatic transmission possible Frank could have driven himself emergency room treatment wound vehicle however RV straight stick course requires functional left leg operate clutch Fortunately Frank ham radio operator RV equipped mobile ham radio incident occurred Dayton Ohio area Frank managed get through hobby store Columbus stores owner phoned Franks club president immediately drove out field took Frank emergency room injury required 10-day hospital stay Are still readers think flying alone safe flying group anyone answers yes hope also ham radio operator least has CR radio car Safe engine-starting techniques last year seems Ive written lot about devices intended minimize accidents occur during engine starting tuning operations Different designs devices use electric starters keep operator behind prop sent Charles Holden Bill Nelson Guy Coraccio opinion should significantly reduce chances having prop chew up youre starting tuning model airplane engine However recent letter George Lieb disagrees Using type device start engines doesnt make much safer starting hand oaly prevents small nicks gotten flipping prop real damage get part anatomy caught prop running engine George conjectures probable cause injury might summed up old saw familiarity breeds contempt After its easy lose respect engines power hurt us dont think first just something stupid like reaching through prop adjust needle valve George noted forerunner Holden/Nelson/Coraccio devices frequently used Control Line Speed fliers 1940s Certainly major reason Holden/Nelson/Coraccio devices safer hand starting hand-held electric starting dont have reach around through prop adjust needle valve recent issue Model Aviation ad Bill Nelsons starting device calls Kranking MA August 1991 p 178 can obtained Ace R/C Bill Nelson Write KRANKING Safety Starters PO Box 2563 Beaumont TX 77704 Guy Coraccios Safe Start Adapter has formerly advertised Model Aviation however appears manufacturer no longer business As postscript general area discussion recent letter Charles Holden commented issue whether ban plastic props because seemingly involved injuries Charles stated question whether plastic wooden props dangerous relevant question would seem avoid rotating props altogether answer appears obvious already explained March 1990 issue Model Aviation issue included picture Charles s safe field box/starter device agree Lets point finger plastic props Wood props cut too Lets instead can keep parts homo sapiens out spinning arc Stooges Another device intended minimize likelihood prop injuries known Control Line circles stooge CL fliers stooge anchors model ground provides means pilot release model will RC stooge doesnt require remote release merely anchors model securely both hands can used starting operations Last month received letter Fred Hosage Jr included photograph stooge known Finger Saver Safety Retainer Fred said device designed father has recently granted US patent No 4993672 few days after received letter mail carrier delivered example Finger Saver door has two sharpened steel spikes can pressed ground Hinged spikes yoke two padded uprights see photo retain model its horizontal stabilizer After engine has started pulling model short Continued page 89 8 Model Aviation Finger Saver patented device function restrain model airplane moving forward engine being started Theres about column havent flown RC Pattern since Three years later packed up RC Sailpianes havent flown since Control Line models havent flown four years havent competed Outdoor Free Flight seven years still sport-fly Free Flight other models clean either ready flown urge strikes given some interested kid urge doesnt strike point have dont have Im sure took down RC models put new pack went out fly it would jelly-knees over place can handle After its much different first session after Midwest winter know what say about riding bicycle Im building whatever strikes fancy compete very few events short Im having fun again Does mean should give up everything small area concentrate alone Does mean should give up competition No simply means youre hobby fun make living would well put airplane down occasionally lie back grass stare up clear blue sky ask yourself whats really important life may come up some answers will shock youD Safety/Preston Continued page 8 distance rearward causes uprights fall ground thereby allowing model taxied runway Anyone wishing purchase Finger Saver Safety Retainer should write Finger Saver PO Box 1416 St Petersburg FL 33731 Another letter same subject also arrived last month Donald Doncaster retired spends summers North Amsterdam New York winters South says has seen lot runaways run starter pilot offers simple solution Drive two 14-in diameter 30-in long metal rods ground place model rods contact leading edge wing guess could also place model rods contact leading edge stabilizer manner similar Finger Saver Donald said has used method restraining models over 20 years has never seen anyone else use asked supply explanation method isnt answer problem see Sorry Donald really dont have answer can speculate maybe modelers exhibit same attitude hobby see exhibited people dont fasten seat belts Continued page 91 Now Theres Little Clevis Tool Very Big Advantages new Sullivan Clevis Tool #524 makes easier ever install remove devises retaining clips So now frustrating finagling can snap particularly restricted spaces Crafted heat-treated steel Clevis Tool has notch end hold 2-56 4-40 devises open easily because its magnetized holds retaining clip its slot securely youre snapping clip ottCpJJIii Clevis Tool Simple innovative PRODUCTS Sullivan Small wonder POBox5166BaltimoreMD21224 Getting Better Ideas Off Ground Buift-Up$695 62 Wing Span 1300 Sq 12-16 Lbs 12 to 23 2 Cycle 120 270 4 Cycle Conventional Buift-Up Construction AJI Precision Machine Cut SIG Balsa Plywood Parts Fiberglass Cowl Wheel Pants Clear Canopy Formed Main Tail Gear Formed Cabanes Full Hardware Pack Detailed Instruction Book 3-views Rolled Full Size Plans Full money back guarantee Send three 29 stamps additional kit info OHIO RIC FULTON AVE DAYTON OH 45439 13-299-8623 November 1991 89 THE ULTIMATE 10 DASH 3005 car Its another case wont happen syndrome Dangerous props isnt often receive letters modelers wives Such letter signed S Pierce did arrive recently though described prop accident occurred home resulted husband Jim having have 12 stitches close wound words Mrs Pierce heres what happened husband loves fly RC planes occasion fly also just reading story accidents also happen home write husband Jim favorite junk plane very old Freedom 20 living room doing some work engine After replaced prop using fingers started spin very gently Suddenly snapped back flew right leg less two seconds prop sliced hole left leg about nine inches long ended up having have 12 stitches nine top three under now has very ugly scar will have rest life no longer plays prop does engine work prop can very dangerous definitely toy hope other people dont have learn dangerous props can same way Jim did started out column saying could eliminate propellers model airplanesNuff said close call Such headline newspaper clipping sent Ralph Turner Avon Ohio clipping letter editor Lorain Morning Journal read follows Editor very nearly news story about small plane crash Lorain County Regional Airport Federal Aviation Administration investigators would have discovered mysterious cause red remote-controlled toy plane about four feet wide being flown landing pattern Pilme Carburetor Without Making Big Splash Now its easy squirt just fuel need spills new Sullivan Primer Bottle #168 lets control flow precision Its flexible clear bellows body nozzle let see exactly whats going rather going comes complete silicone tube hardto-reach spots Suitable glow fuels Primer Bottle has full I2 ounce capacity heavy-duty cap keeps fuel eva p orating storage So now people love flying can really pour pouring over everything else P0 Box5166 Baltimore MD21224 Getting Better Ideas Off Ground U U B B B B PRECISION MADE EXPANDED BEAD PDLVSTYRENE i REPLACEMENT WING & STAB cORES FOR ALL 3 POPULAR RIO AIRCRAFT DyER 350 DIFFERENT WINGS U IN STOcK FDA IMMEDIATE DELI VERK SD IF YDLI HAVE B mA FAVORITE BIRD THAT NEEDS WING CALL OR LOTSOFARFWINGCORES I Dont trash after crash i Phone 3093423009 $4Soforcatalog _____________________________ U IIm.BB.....B.BB.BBBBBUBB..Bl FOAM WING CORES 7WA4 MFG 306 E Simmons GaIeshorE IL 61401 November 1991 91 LIGHTING SYSTEMS THE ORIGINALS. Still Best #RED 01Programmable Flashing Navigation Lights$2495 #RED 02Adjustable Rate Strobe Light$1995 #RED 03Landing Lights$3995 * RED 04Adjustable Rate Mars Rotating Beacon$1995 #RED 05Marine Navigation Lights nonflashing$1095 #RED 14Big Airplane Navigation Lights$2495 #RED 16Econo Landing Lights brightest$1995 #RED 23Real Strobe Light true zenon strobe$2995 S SEE YOUR DEALER S SEND STAMPED ENVELOPE FOR RAM INFO unavEllable locally send check money order lull credit card info cost item plus $200 $500 foreign immediate shipment Include full address UPS Sorry no 000 Ram 4736 N Milwaukee Ave ago IL 60630 airport same remote toy passed over plane within 20 feet final approach approximately 500 feet ground going 90 mph collided could have obscured vision damaged delicate controls tangled propeller sky looks like very big place some crowded air spaces great rules use protection air ground find difficult understand person has already warned airport officials can disregard rules continue entertain himself possible expense another persons life After Ralph wrote letter accompanied newspaper clipping held off mailing attempted determine model flier was successful turned out experienced RC modeler son used Ralphs club Ralph isnt sure whether members AMA hope see column take advice readers Never fly proximity full-scale air traffic above advice included January 1991 Safety column reported incident RC model collided Goodyear blimp incident occurred just six months prior reported above made national news dont need kind publicity Ni-Cap No looking typo Ni-Cap name product marketed Ernst Manufacturing Inc sample product sent Jim Conner companys Product Manager Ni-Cap cap glow plug igniter prevent igniting bullets pants pocket like modeler misfortune reported column July 1991 issue Jims accompanying letter following r QUALITY FIBERGLASSKit features fiberglass fuse cowl canopy Four-Stroke Engine IEEbalsa covered foam wing IE. TE place N& sanded Selected balsa cut stab rud elev ARF KITS& ailerons formed landing gear music wire 416 587-3610& instructions Info $200 Fax 416 283-6538mm Eng 60-804 C 40602 C ORDER BYPHONE DA AWEK 416 520-4192 A[IOw 2 IADD $1500 postagehA1olEL DM-165 @UADROTECH weeks sel very 3148 KINGSTON RD STE 202 BOX 158 SCARBOROUGH aNT MiM 1P4 CANADA S 92 Model Aviation say about product call Ernst Ni-Cap protective cover fits brands Ni Cd glow plug igniters thousands other modelers have time another dropped glow plug igniters dirt have watched roll off table have put pockets have short out against keys some other metal object short out pocket few years ago after started Pylon Racer pitched air About five laps race felt something burning leg lucky enough get out before burned able finish race Ni-Cap does three things 1 prevents shorting 2 eliminates rolling glow plug igniter syndrome 3 keeps plug end clean foreign objects Ni-Cap orange plastic cap molded tether has loop end slips over shank glow plug igniter tether prevents losing cap also serves prevent glow plug igniter rolling off top field box landing dirt have word caution igniter use cap tether sticking out right angles shank igniter make sure facing away prop Should want buy Ni-Cap contact Ernst Manufacturing Inc 37396 Ruben Lane Sandy OR 97055 phone 503 668-5597 usually end up column wishing safe month now believe safe month dont feed body parts through rotating prop D Jumpin Geo/Hunton Continued page 19 four-pitch propeller keep airspeed down vertical capability up Models turn tightly produce considerable G-forces high speeds youll need exercise good sense Fun-fly model design entering golden age Most innovative aircraft use 0S 32 engine Jumpin Geo weve climbed 45 power yet still kept within three-pound wall Geo flies slowly unbelievably tightly also penetrates winds macho style airplane bridges gap between ubiquitous traditional Ugly Stick types delicate new-generation modelsthe sort usually employ least some high-tech materials purposely marginal design As fliers learn use capabilities Jumpin Geo its siblings will opening new chapter sport RC Aerobatics information about specialized fun-fly models have look Jerry Smiths built-up design December 1990 RC Report see Dan Stevenss hollowed-foam wing design February 1991 issue same magazine articles also provide good reference options building Jumpin Geo model really something else fly Its responsiveness will amaze its first contest FARM fun fly near Warrenton Virginia Jumpin Geo placed first time takeoff climb 15 seconds spot landing first Fast-Slow first takeoff number loops 30 seconds Geo unlikely excel AFTER YOU DID ALL THE WORK WHY LET YOUR AIRPLANE DO ALL THE FLYING INFO $500 AWARDED Grand Champion Reserve Grand Champion Ultralight 1989 Sun-N-Fun Fly-In BUILD & FLY THE miniMAX YOURSELF o Computer Designedr3 Axis Control o Part 103 Ultralight Easy Construction Wood Construction TEAM INC BOX 338M BRADY VILLE TN 37026 615 765-5397 November 1991 93 Spend less time buildin& mare tn Sheets available ONLY iu Thre ailable 1/16 x 12 x 35 Stock #6650 3/32x 12x 35- Stock #6651 1/8 x 12 x 35 Stock #6652 PMID PRODULru iIC 4shma Htff44tl994Z-1134 a199tMltPdUt5COlftC1 #5-91-153 Electric F ight Llghtweiglt 12 00money bark Adjustable switching point Soldertess terminal ror easy bookap $2 gna ee ON/OFF Controller995 Mare Powe sa ewe gh 20 Size 22xt3x63 el1trenry anty 006V loss Add S1 ohippio3 Clifoois araidonls add 725% 12 17 Tao Send Check money order Comes sith//High Sky Fntabaoranartrr3929 Kansas St #9 other Cosrectors orer.2. flA 92104 olso availableSan uuun
Edition: Model Aviation - 1991/11
Page Numbers: 8, 89, 91, 92, 93
John Preston Peppertree La Sliver Spring MD 20906 column provided address items concern regarding safety aspects model aviation activities Content column however opinion author does necessarily represent official position Academy Modei Aeronautics SOME missed reading Safety Comes First last two issues have apology After 11 years trying make interesting column reached burnout needed break However letters continue arrive mailbox another attempt save own worst enemy yourselves think may have read some following accounts previous Safety columns youre probably correct accidents similar people victims different hate say could eliminate propellers model airplanes mail readers would probably cease Never fly alone times have used topic discussion still some readers dont think good advice Dr Frank Marsh Frank called several weeks ago after got out hospital taken after 11 x 8 prop tore up knee Like prop injuries Franks occurred starting engine case 70-size four-stroke engine installed Telemaster inadvertently bumped throttle stick transmitter prop tore left knee driving car automatic transmission possible Frank could have driven himself emergency room treatment wound vehicle however RV straight stick course requires functional left leg operate clutch Fortunately Frank ham radio operator RV equipped mobile ham radio incident occurred Dayton Ohio area Frank managed get through hobby store Columbus stores owner phoned Franks club president immediately drove out field took Frank emergency room injury required 10-day hospital stay Are still readers think flying alone safe flying group anyone answers yes hope also ham radio operator least has CR radio car Safe engine-starting techniques last year seems Ive written lot about devices intended minimize accidents occur during engine starting tuning operations Different designs devices use electric starters keep operator behind prop sent Charles Holden Bill Nelson Guy Coraccio opinion should significantly reduce chances having prop chew up youre starting tuning model airplane engine However recent letter George Lieb disagrees Using type device start engines doesnt make much safer starting hand oaly prevents small nicks gotten flipping prop real damage get part anatomy caught prop running engine George conjectures probable cause injury might summed up old saw familiarity breeds contempt After its easy lose respect engines power hurt us dont think first just something stupid like reaching through prop adjust needle valve George noted forerunner Holden/Nelson/Coraccio devices frequently used Control Line Speed fliers 1940s Certainly major reason Holden/Nelson/Coraccio devices safer hand starting hand-held electric starting dont have reach around through prop adjust needle valve recent issue Model Aviation ad Bill Nelsons starting device calls Kranking MA August 1991 p 178 can obtained Ace R/C Bill Nelson Write KRANKING Safety Starters PO Box 2563 Beaumont TX 77704 Guy Coraccios Safe Start Adapter has formerly advertised Model Aviation however appears manufacturer no longer business As postscript general area discussion recent letter Charles Holden commented issue whether ban plastic props because seemingly involved injuries Charles stated question whether plastic wooden props dangerous relevant question would seem avoid rotating props altogether answer appears obvious already explained March 1990 issue Model Aviation issue included picture Charles s safe field box/starter device agree Lets point finger plastic props Wood props cut too Lets instead can keep parts homo sapiens out spinning arc Stooges Another device intended minimize likelihood prop injuries known Control Line circles stooge CL fliers stooge anchors model ground provides means pilot release model will RC stooge doesnt require remote release merely anchors model securely both hands can used starting operations Last month received letter Fred Hosage Jr included photograph stooge known Finger Saver Safety Retainer Fred said device designed father has recently granted US patent No 4993672 few days after received letter mail carrier delivered example Finger Saver door has two sharpened steel spikes can pressed ground Hinged spikes yoke two padded uprights see photo retain model its horizontal stabilizer After engine has started pulling model short Continued page 89 8 Model Aviation Finger Saver patented device function restrain model airplane moving forward engine being started Theres about column havent flown RC Pattern since Three years later packed up RC Sailpianes havent flown since Control Line models havent flown four years havent competed Outdoor Free Flight seven years still sport-fly Free Flight other models clean either ready flown urge strikes given some interested kid urge doesnt strike point have dont have Im sure took down RC models put new pack went out fly it would jelly-knees over place can handle After its much different first session after Midwest winter know what say about riding bicycle Im building whatever strikes fancy compete very few events short Im having fun again Does mean should give up everything small area concentrate alone Does mean should give up competition No simply means youre hobby fun make living would well put airplane down occasionally lie back grass stare up clear blue sky ask yourself whats really important life may come up some answers will shock youD Safety/Preston Continued page 8 distance rearward causes uprights fall ground thereby allowing model taxied runway Anyone wishing purchase Finger Saver Safety Retainer should write Finger Saver PO Box 1416 St Petersburg FL 33731 Another letter same subject also arrived last month Donald Doncaster retired spends summers North Amsterdam New York winters South says has seen lot runaways run starter pilot offers simple solution Drive two 14-in diameter 30-in long metal rods ground place model rods contact leading edge wing guess could also place model rods contact leading edge stabilizer manner similar Finger Saver Donald said has used method restraining models over 20 years has never seen anyone else use asked supply explanation method isnt answer problem see Sorry Donald really dont have answer can speculate maybe modelers exhibit same attitude hobby see exhibited people dont fasten seat belts Continued page 91 Now Theres Little Clevis Tool Very Big Advantages new Sullivan Clevis Tool #524 makes easier ever install remove devises retaining clips So now frustrating finagling can snap particularly restricted spaces Crafted heat-treated steel Clevis Tool has notch end hold 2-56 4-40 devises open easily because its magnetized holds retaining clip its slot securely youre snapping clip ottCpJJIii Clevis Tool Simple innovative PRODUCTS Sullivan Small wonder POBox5166BaltimoreMD21224 Getting Better Ideas Off Ground Buift-Up$695 62 Wing Span 1300 Sq 12-16 Lbs 12 to 23 2 Cycle 120 270 4 Cycle Conventional Buift-Up Construction AJI Precision Machine Cut SIG Balsa Plywood Parts Fiberglass Cowl Wheel Pants Clear Canopy Formed Main Tail Gear Formed Cabanes Full Hardware Pack Detailed Instruction Book 3-views Rolled Full Size Plans Full money back guarantee Send three 29 stamps additional kit info OHIO RIC FULTON AVE DAYTON OH 45439 13-299-8623 November 1991 89 THE ULTIMATE 10 DASH 3005 car Its another case wont happen syndrome Dangerous props isnt often receive letters modelers wives Such letter signed S Pierce did arrive recently though described prop accident occurred home resulted husband Jim having have 12 stitches close wound words Mrs Pierce heres what happened husband loves fly RC planes occasion fly also just reading story accidents also happen home write husband Jim favorite junk plane very old Freedom 20 living room doing some work engine After replaced prop using fingers started spin very gently Suddenly snapped back flew right leg less two seconds prop sliced hole left leg about nine inches long ended up having have 12 stitches nine top three under now has very ugly scar will have rest life no longer plays prop does engine work prop can very dangerous definitely toy hope other people dont have learn dangerous props can same way Jim did started out column saying could eliminate propellers model airplanesNuff said close call Such headline newspaper clipping sent Ralph Turner Avon Ohio clipping letter editor Lorain Morning Journal read follows Editor very nearly news story about small plane crash Lorain County Regional Airport Federal Aviation Administration investigators would have discovered mysterious cause red remote-controlled toy plane about four feet wide being flown landing pattern Pilme Carburetor Without Making Big Splash Now its easy squirt just fuel need spills new Sullivan Primer Bottle #168 lets control flow precision Its flexible clear bellows body nozzle let see exactly whats going rather going comes complete silicone tube hardto-reach spots Suitable glow fuels Primer Bottle has full I2 ounce capacity heavy-duty cap keeps fuel eva p orating storage So now people love flying can really pour pouring over everything else P0 Box5166 Baltimore MD21224 Getting Better Ideas Off Ground U U B B B B PRECISION MADE EXPANDED BEAD PDLVSTYRENE i REPLACEMENT WING & STAB cORES FOR ALL 3 POPULAR RIO AIRCRAFT DyER 350 DIFFERENT WINGS U IN STOcK FDA IMMEDIATE DELI VERK SD IF YDLI HAVE B mA FAVORITE BIRD THAT NEEDS WING CALL OR LOTSOFARFWINGCORES I Dont trash after crash i Phone 3093423009 $4Soforcatalog _____________________________ U IIm.BB.....B.BB.BBBBBUBB..Bl FOAM WING CORES 7WA4 MFG 306 E Simmons GaIeshorE IL 61401 November 1991 91 LIGHTING SYSTEMS THE ORIGINALS. Still Best #RED 01Programmable Flashing Navigation Lights$2495 #RED 02Adjustable Rate Strobe Light$1995 #RED 03Landing Lights$3995 * RED 04Adjustable Rate Mars Rotating Beacon$1995 #RED 05Marine Navigation Lights nonflashing$1095 #RED 14Big Airplane Navigation Lights$2495 #RED 16Econo Landing Lights brightest$1995 #RED 23Real Strobe Light true zenon strobe$2995 S SEE YOUR DEALER S SEND STAMPED ENVELOPE FOR RAM INFO unavEllable locally send check money order lull credit card info cost item plus $200 $500 foreign immediate shipment Include full address UPS Sorry no 000 Ram 4736 N Milwaukee Ave ago IL 60630 airport same remote toy passed over plane within 20 feet final approach approximately 500 feet ground going 90 mph collided could have obscured vision damaged delicate controls tangled propeller sky looks like very big place some crowded air spaces great rules use protection air ground find difficult understand person has already warned airport officials can disregard rules continue entertain himself possible expense another persons life After Ralph wrote letter accompanied newspaper clipping held off mailing attempted determine model flier was successful turned out experienced RC modeler son used Ralphs club Ralph isnt sure whether members AMA hope see column take advice readers Never fly proximity full-scale air traffic above advice included January 1991 Safety column reported incident RC model collided Goodyear blimp incident occurred just six months prior reported above made national news dont need kind publicity Ni-Cap No looking typo Ni-Cap name product marketed Ernst Manufacturing Inc sample product sent Jim Conner companys Product Manager Ni-Cap cap glow plug igniter prevent igniting bullets pants pocket like modeler misfortune reported column July 1991 issue Jims accompanying letter following r QUALITY FIBERGLASSKit features fiberglass fuse cowl canopy Four-Stroke Engine IEEbalsa covered foam wing IE. TE place N& sanded Selected balsa cut stab rud elev ARF KITS& ailerons formed landing gear music wire 416 587-3610& instructions Info $200 Fax 416 283-6538mm Eng 60-804 C 40602 C ORDER BYPHONE DA AWEK 416 520-4192 A[IOw 2 IADD $1500 postagehA1olEL DM-165 @UADROTECH weeks sel very 3148 KINGSTON RD STE 202 BOX 158 SCARBOROUGH aNT MiM 1P4 CANADA S 92 Model Aviation say about product call Ernst Ni-Cap protective cover fits brands Ni Cd glow plug igniters thousands other modelers have time another dropped glow plug igniters dirt have watched roll off table have put pockets have short out against keys some other metal object short out pocket few years ago after started Pylon Racer pitched air About five laps race felt something burning leg lucky enough get out before burned able finish race Ni-Cap does three things 1 prevents shorting 2 eliminates rolling glow plug igniter syndrome 3 keeps plug end clean foreign objects Ni-Cap orange plastic cap molded tether has loop end slips over shank glow plug igniter tether prevents losing cap also serves prevent glow plug igniter rolling off top field box landing dirt have word caution igniter use cap tether sticking out right angles shank igniter make sure facing away prop Should want buy Ni-Cap contact Ernst Manufacturing Inc 37396 Ruben Lane Sandy OR 97055 phone 503 668-5597 usually end up column wishing safe month now believe safe month dont feed body parts through rotating prop D Jumpin Geo/Hunton Continued page 19 four-pitch propeller keep airspeed down vertical capability up Models turn tightly produce considerable G-forces high speeds youll need exercise good sense Fun-fly model design entering golden age Most innovative aircraft use 0S 32 engine Jumpin Geo weve climbed 45 power yet still kept within three-pound wall Geo flies slowly unbelievably tightly also penetrates winds macho style airplane bridges gap between ubiquitous traditional Ugly Stick types delicate new-generation modelsthe sort usually employ least some high-tech materials purposely marginal design As fliers learn use capabilities Jumpin Geo its siblings will opening new chapter sport RC Aerobatics information about specialized fun-fly models have look Jerry Smiths built-up design December 1990 RC Report see Dan Stevenss hollowed-foam wing design February 1991 issue same magazine articles also provide good reference options building Jumpin Geo model really something else fly Its responsiveness will amaze its first contest FARM fun fly near Warrenton Virginia Jumpin Geo placed first time takeoff climb 15 seconds spot landing first Fast-Slow first takeoff number loops 30 seconds Geo unlikely excel AFTER YOU DID ALL THE WORK WHY LET YOUR AIRPLANE DO ALL THE FLYING INFO $500 AWARDED Grand Champion Reserve Grand Champion Ultralight 1989 Sun-N-Fun Fly-In BUILD & FLY THE miniMAX YOURSELF o Computer Designedr3 Axis Control o Part 103 Ultralight Easy Construction Wood Construction TEAM INC BOX 338M BRADY VILLE TN 37026 615 765-5397 November 1991 93 Spend less time buildin& mare tn Sheets available ONLY iu Thre ailable 1/16 x 12 x 35 Stock #6650 3/32x 12x 35- Stock #6651 1/8 x 12 x 35 Stock #6652 PMID PRODULru iIC 4shma Htff44tl994Z-1134 a199tMltPdUt5COlftC1 #5-91-153 Electric F ight Llghtweiglt 12 00money bark Adjustable switching point Soldertess terminal ror easy bookap $2 gna ee ON/OFF Controller995 Mare Powe sa ewe gh 20 Size 22xt3x63 el1trenry anty 006V loss Add S1 ohippio3 Clifoois araidonls add 725% 12 17 Tao Send Check money order Comes sith//High Sky Fntabaoranartrr3929 Kansas St #9 other Cosrectors orer.2. flA 92104 olso availableSan uuun
Edition: Model Aviation - 1991/11
Page Numbers: 8, 89, 91, 92, 93
John Preston Peppertree La Sliver Spring MD 20906 column provided address items concern regarding safety aspects model aviation activities Content column however opinion author does necessarily represent official position Academy Modei Aeronautics SOME missed reading Safety Comes First last two issues have apology After 11 years trying make interesting column reached burnout needed break However letters continue arrive mailbox another attempt save own worst enemy yourselves think may have read some following accounts previous Safety columns youre probably correct accidents similar people victims different hate say could eliminate propellers model airplanes mail readers would probably cease Never fly alone times have used topic discussion still some readers dont think good advice Dr Frank Marsh Frank called several weeks ago after got out hospital taken after 11 x 8 prop tore up knee Like prop injuries Franks occurred starting engine case 70-size four-stroke engine installed Telemaster inadvertently bumped throttle stick transmitter prop tore left knee driving car automatic transmission possible Frank could have driven himself emergency room treatment wound vehicle however RV straight stick course requires functional left leg operate clutch Fortunately Frank ham radio operator RV equipped mobile ham radio incident occurred Dayton Ohio area Frank managed get through hobby store Columbus stores owner phoned Franks club president immediately drove out field took Frank emergency room injury required 10-day hospital stay Are still readers think flying alone safe flying group anyone answers yes hope also ham radio operator least has CR radio car Safe engine-starting techniques last year seems Ive written lot about devices intended minimize accidents occur during engine starting tuning operations Different designs devices use electric starters keep operator behind prop sent Charles Holden Bill Nelson Guy Coraccio opinion should significantly reduce chances having prop chew up youre starting tuning model airplane engine However recent letter George Lieb disagrees Using type device start engines doesnt make much safer starting hand oaly prevents small nicks gotten flipping prop real damage get part anatomy caught prop running engine George conjectures probable cause injury might summed up old saw familiarity breeds contempt After its easy lose respect engines power hurt us dont think first just something stupid like reaching through prop adjust needle valve George noted forerunner Holden/Nelson/Coraccio devices frequently used Control Line Speed fliers 1940s Certainly major reason Holden/Nelson/Coraccio devices safer hand starting hand-held electric starting dont have reach around through prop adjust needle valve recent issue Model Aviation ad Bill Nelsons starting device calls Kranking MA August 1991 p 178 can obtained Ace R/C Bill Nelson Write KRANKING Safety Starters PO Box 2563 Beaumont TX 77704 Guy Coraccios Safe Start Adapter has formerly advertised Model Aviation however appears manufacturer no longer business As postscript general area discussion recent letter Charles Holden commented issue whether ban plastic props because seemingly involved injuries Charles stated question whether plastic wooden props dangerous relevant question would seem avoid rotating props altogether answer appears obvious already explained March 1990 issue Model Aviation issue included picture Charles s safe field box/starter device agree Lets point finger plastic props Wood props cut too Lets instead can keep parts homo sapiens out spinning arc Stooges Another device intended minimize likelihood prop injuries known Control Line circles stooge CL fliers stooge anchors model ground provides means pilot release model will RC stooge doesnt require remote release merely anchors model securely both hands can used starting operations Last month received letter Fred Hosage Jr included photograph stooge known Finger Saver Safety Retainer Fred said device designed father has recently granted US patent No 4993672 few days after received letter mail carrier delivered example Finger Saver door has two sharpened steel spikes can pressed ground Hinged spikes yoke two padded uprights see photo retain model its horizontal stabilizer After engine has started pulling model short Continued page 89 8 Model Aviation Finger Saver patented device function restrain model airplane moving forward engine being started Theres about column havent flown RC Pattern since Three years later packed up RC Sailpianes havent flown since Control Line models havent flown four years havent competed Outdoor Free Flight seven years still sport-fly Free Flight other models clean either ready flown urge strikes given some interested kid urge doesnt strike point have dont have Im sure took down RC models put new pack went out fly it would jelly-knees over place can handle After its much different first session after Midwest winter know what say about riding bicycle Im building whatever strikes fancy compete very few events short Im having fun again Does mean should give up everything small area concentrate alone Does mean should give up competition No simply means youre hobby fun make living would well put airplane down occasionally lie back grass stare up clear blue sky ask yourself whats really important life may come up some answers will shock youD Safety/Preston Continued page 8 distance rearward causes uprights fall ground thereby allowing model taxied runway Anyone wishing purchase Finger Saver Safety Retainer should write Finger Saver PO Box 1416 St Petersburg FL 33731 Another letter same subject also arrived last month Donald Doncaster retired spends summers North Amsterdam New York winters South says has seen lot runaways run starter pilot offers simple solution Drive two 14-in diameter 30-in long metal rods ground place model rods contact leading edge wing guess could also place model rods contact leading edge stabilizer manner similar Finger Saver Donald said has used method restraining models over 20 years has never seen anyone else use asked supply explanation method isnt answer problem see Sorry Donald really dont have answer can speculate maybe modelers exhibit same attitude hobby see exhibited people dont fasten seat belts Continued page 91 Now Theres Little Clevis Tool Very Big Advantages new Sullivan Clevis Tool #524 makes easier ever install remove devises retaining clips So now frustrating finagling can snap particularly restricted spaces Crafted heat-treated steel Clevis Tool has notch end hold 2-56 4-40 devises open easily because its magnetized holds retaining clip its slot securely youre snapping clip ottCpJJIii Clevis Tool Simple innovative PRODUCTS Sullivan Small wonder POBox5166BaltimoreMD21224 Getting Better Ideas Off Ground Buift-Up$695 62 Wing Span 1300 Sq 12-16 Lbs 12 to 23 2 Cycle 120 270 4 Cycle Conventional Buift-Up Construction AJI Precision Machine Cut SIG Balsa Plywood Parts Fiberglass Cowl Wheel Pants Clear Canopy Formed Main Tail Gear Formed Cabanes Full Hardware Pack Detailed Instruction Book 3-views Rolled Full Size Plans Full money back guarantee Send three 29 stamps additional kit info OHIO RIC FULTON AVE DAYTON OH 45439 13-299-8623 November 1991 89 THE ULTIMATE 10 DASH 3005 car Its another case wont happen syndrome Dangerous props isnt often receive letters modelers wives Such letter signed S Pierce did arrive recently though described prop accident occurred home resulted husband Jim having have 12 stitches close wound words Mrs Pierce heres what happened husband loves fly RC planes occasion fly also just reading story accidents also happen home write husband Jim favorite junk plane very old Freedom 20 living room doing some work engine After replaced prop using fingers started spin very gently Suddenly snapped back flew right leg less two seconds prop sliced hole left leg about nine inches long ended up having have 12 stitches nine top three under now has very ugly scar will have rest life no longer plays prop does engine work prop can very dangerous definitely toy hope other people dont have learn dangerous props can same way Jim did started out column saying could eliminate propellers model airplanesNuff said close call Such headline newspaper clipping sent Ralph Turner Avon Ohio clipping letter editor Lorain Morning Journal read follows Editor very nearly news story about small plane crash Lorain County Regional Airport Federal Aviation Administration investigators would have discovered mysterious cause red remote-controlled toy plane about four feet wide being flown landing pattern Pilme Carburetor Without Making Big Splash Now its easy squirt just fuel need spills new Sullivan Primer Bottle #168 lets control flow precision Its flexible clear bellows body nozzle let see exactly whats going rather going comes complete silicone tube hardto-reach spots Suitable glow fuels Primer Bottle has full I2 ounce capacity heavy-duty cap keeps fuel eva p orating storage So now people love flying can really pour pouring over everything else P0 Box5166 Baltimore MD21224 Getting Better Ideas Off Ground U U B B B B PRECISION MADE EXPANDED BEAD PDLVSTYRENE i REPLACEMENT WING & STAB cORES FOR ALL 3 POPULAR RIO AIRCRAFT DyER 350 DIFFERENT WINGS U IN STOcK FDA IMMEDIATE DELI VERK SD IF YDLI HAVE B mA FAVORITE BIRD THAT NEEDS WING CALL OR LOTSOFARFWINGCORES I Dont trash after crash i Phone 3093423009 $4Soforcatalog _____________________________ U IIm.BB.....B.BB.BBBBBUBB..Bl FOAM WING CORES 7WA4 MFG 306 E Simmons GaIeshorE IL 61401 November 1991 91 LIGHTING SYSTEMS THE ORIGINALS. Still Best #RED 01Programmable Flashing Navigation Lights$2495 #RED 02Adjustable Rate Strobe Light$1995 #RED 03Landing Lights$3995 * RED 04Adjustable Rate Mars Rotating Beacon$1995 #RED 05Marine Navigation Lights nonflashing$1095 #RED 14Big Airplane Navigation Lights$2495 #RED 16Econo Landing Lights brightest$1995 #RED 23Real Strobe Light true zenon strobe$2995 S SEE YOUR DEALER S SEND STAMPED ENVELOPE FOR RAM INFO unavEllable locally send check money order lull credit card info cost item plus $200 $500 foreign immediate shipment Include full address UPS Sorry no 000 Ram 4736 N Milwaukee Ave ago IL 60630 airport same remote toy passed over plane within 20 feet final approach approximately 500 feet ground going 90 mph collided could have obscured vision damaged delicate controls tangled propeller sky looks like very big place some crowded air spaces great rules use protection air ground find difficult understand person has already warned airport officials can disregard rules continue entertain himself possible expense another persons life After Ralph wrote letter accompanied newspaper clipping held off mailing attempted determine model flier was successful turned out experienced RC modeler son used Ralphs club Ralph isnt sure whether members AMA hope see column take advice readers Never fly proximity full-scale air traffic above advice included January 1991 Safety column reported incident RC model collided Goodyear blimp incident occurred just six months prior reported above made national news dont need kind publicity Ni-Cap No looking typo Ni-Cap name product marketed Ernst Manufacturing Inc sample product sent Jim Conner companys Product Manager Ni-Cap cap glow plug igniter prevent igniting bullets pants pocket like modeler misfortune reported column July 1991 issue Jims accompanying letter following r QUALITY FIBERGLASSKit features fiberglass fuse cowl canopy Four-Stroke Engine IEEbalsa covered foam wing IE. TE place N& sanded Selected balsa cut stab rud elev ARF KITS& ailerons formed landing gear music wire 416 587-3610& instructions Info $200 Fax 416 283-6538mm Eng 60-804 C 40602 C ORDER BYPHONE DA AWEK 416 520-4192 A[IOw 2 IADD $1500 postagehA1olEL DM-165 @UADROTECH weeks sel very 3148 KINGSTON RD STE 202 BOX 158 SCARBOROUGH aNT MiM 1P4 CANADA S 92 Model Aviation say about product call Ernst Ni-Cap protective cover fits brands Ni Cd glow plug igniters thousands other modelers have time another dropped glow plug igniters dirt have watched roll off table have put pockets have short out against keys some other metal object short out pocket few years ago after started Pylon Racer pitched air About five laps race felt something burning leg lucky enough get out before burned able finish race Ni-Cap does three things 1 prevents shorting 2 eliminates rolling glow plug igniter syndrome 3 keeps plug end clean foreign objects Ni-Cap orange plastic cap molded tether has loop end slips over shank glow plug igniter tether prevents losing cap also serves prevent glow plug igniter rolling off top field box landing dirt have word caution igniter use cap tether sticking out right angles shank igniter make sure facing away prop Should want buy Ni-Cap contact Ernst Manufacturing Inc 37396 Ruben Lane Sandy OR 97055 phone 503 668-5597 usually end up column wishing safe month now believe safe month dont feed body parts through rotating prop D Jumpin Geo/Hunton Continued page 19 four-pitch propeller keep airspeed down vertical capability up Models turn tightly produce considerable G-forces high speeds youll need exercise good sense Fun-fly model design entering golden age Most innovative aircraft use 0S 32 engine Jumpin Geo weve climbed 45 power yet still kept within three-pound wall Geo flies slowly unbelievably tightly also penetrates winds macho style airplane bridges gap between ubiquitous traditional Ugly Stick types delicate new-generation modelsthe sort usually employ least some high-tech materials purposely marginal design As fliers learn use capabilities Jumpin Geo its siblings will opening new chapter sport RC Aerobatics information about specialized fun-fly models have look Jerry Smiths built-up design December 1990 RC Report see Dan Stevenss hollowed-foam wing design February 1991 issue same magazine articles also provide good reference options building Jumpin Geo model really something else fly Its responsiveness will amaze its first contest FARM fun fly near Warrenton Virginia Jumpin Geo placed first time takeoff climb 15 seconds spot landing first Fast-Slow first takeoff number loops 30 seconds Geo unlikely excel AFTER YOU DID ALL THE WORK WHY LET YOUR AIRPLANE DO ALL THE FLYING INFO $500 AWARDED Grand Champion Reserve Grand Champion Ultralight 1989 Sun-N-Fun Fly-In BUILD & FLY THE miniMAX YOURSELF o Computer Designedr3 Axis Control o Part 103 Ultralight Easy Construction Wood Construction TEAM INC BOX 338M BRADY VILLE TN 37026 615 765-5397 November 1991 93 Spend less time buildin& mare tn Sheets available ONLY iu Thre ailable 1/16 x 12 x 35 Stock #6650 3/32x 12x 35- Stock #6651 1/8 x 12 x 35 Stock #6652 PMID PRODULru iIC 4shma Htff44tl994Z-1134 a199tMltPdUt5COlftC1 #5-91-153 Electric F ight Llghtweiglt 12 00money bark Adjustable switching point Soldertess terminal ror easy bookap $2 gna ee ON/OFF Controller995 Mare Powe sa ewe gh 20 Size 22xt3x63 el1trenry anty 006V loss Add S1 ohippio3 Clifoois araidonls add 725% 12 17 Tao Send Check money order Comes sith//High Sky Fntabaoranartrr3929 Kansas St #9 other Cosrectors orer.2. flA 92104 olso availableSan uuun