~Th1 Indoor 0 Bud Tenny FOLLOW-UP A couple columns back Stan Stoys controversial HLG flights very high turbulence reported time issue hit stands number things happened First some HLG fliers protested flights FF Contest Board Chairman Joe Boyle expressed opinion flights illegal spite careful supervision number AMA officials Ultimately matter referred Contest Board vote upheld record early December 1977 Stans new slightly lar ger Coot set two-flight total 79 4/5 seconds exceed same record controversial flights beat new mark set dead calm air St Louis Mo site high temperature day 500F Outside weather cloudy 300 F Later January 1978 Stan requested turbulent air record withdrawn reasons quoted Stans letter Frank Ehling Technical Director AMA 1 feel its continued presence will serve irritate some competitive fliers will provide constructive goal competitors better Isnt real purpose keeping records 2 Modelers have decided tactic turbulence rectification option want available indoor flier least purpose estab lishing records 3 has served its purpose bringing up discussion rather vague rules indoor competition record establish ment Its continued presence books will further goal first glance Stans record withdrawal would seem negate went before However consider perceived weakness existing rules no amount rhetoric would have exposed half well Until demonstrated effect proper use misuse loophole rules no would have paid ser ious attention Stan congratulated effective use rules AMA machinery rules verification review stature much greater after highly sportsmanlike withdrawal record New Technology application styrofoam model airplane structures new particularly control-line stunt models RC models has un heard indoor HLG models either L Vaughn pioneers styrofoam HLG model dominating competition Oklahoma City OkIa contests model Bikini shown two photos appears follow fairly normal design layout Aside al all-foam construction two notable design features two-piece fuselage high aspect ratio rudder Al has information-packed plan model notes unusual rudder con figuration helps launch transition effective glidekeeps circle large better time Presumably twopiece fuselage saves weight fingerhole wing bellybutton used inContinued page 100 May1978 49 Bikini indoor HIG 1 vaughn has styrofoam flying surfaces balsa fuselage Meat trays good source supply pix Bud Tenny Note two-piece tuselage high aspect ratio rudaer vaugnn 5 HIG Theres method madnesssee text model long series development effort HLG gliders much news lately Styrofoam Pennyplane propeller blades made free-fighter Jim Clem Dallas Jim Note use molded stiffener prop ribs tie reliable knot indoor rubber motors See text details Getting ordinary knot hold lubricated rubber murder idea expressed preamble also great insight creation special event people just have design own Basically event original de signs built 1941 AMA rules means fuselage must have minimum cross sectional area equal fuselage length times 2 divided 100 have wing loading 8 oz/sq ft power load ing 80 oz/cu engine displace ment Some contest directors will let Old Rulers fly regular categories others allow Old Rulers fly special events rate event does allow creative urge prevail Most us couldnt build models construction list live 100 years old own Odds Ends After reading idea joining booster batteries plastic six-pack beverage binders Don Jenkins Indianapolis sent actual example solution problem Don solders two pork bean cans soup can gether triangle fashion soldered wire carrying handle Just drop booster pork bean can fuel spare prop etc soup can head launch area Clarence Haught Rt 5 Box 16 Coeur dAlene ID 83814 FF Indoor/Tenny continued page 49 stead traditional reinforced trailing edge apply launching force ahead models center gravity source styrofoam wings tail surfaces styrofoam meat trays Al cites high price good balsa get ting him started foam can afford meat days flying sur faces shaped razor plane garnet paper surfaces balsa cluded coated mixture 50% water 50% white glue After paint has dried surfaces pol ished #600 wet dry paper Wing reinforcement two formsTissue hat shoe boxes applied tri angular pieces triangles base along leading edge area im mediately ahead bellybutton re inforced typing paper applied wet white glue about props Jim Clem Dallas Oklahoma Clem fired up Al Vaughns success styrofoam has replica Cezar Banks Nats winning Novice Pennyplane prop under construction see photo blades began cutting meat-tray foam white trays seem have density about 2 pounds per cu ft proper blade shape formed blades over metal can just countless Easy B Pennyplane blades have Now serendipity reared its head As can seen photos ribs can transferred blades blades warmed few minutes warm oven implication seems blade could formed regular prop block spar ribs carved surface resulting blades can much thinner lighter blades made good balsa yet molded-in spar ribs would materially stiffen strengthen Plumb Crazy Styled after full-size Formula planes 049-powered 17%-in span Plumb Crazy first series De signed Russ Sandusky Jerry Kramer can compete AMA Mouse Racer Class Bal sa parts machine die cut Kit includes bellcrank lead-out wire wheels formed alu minum landing gear etc Midwest Products Co 400 S Indiana Ave Hobart IN 46342 product review product review product review blades seems worth tryif does share results major area application may Pennyplane props always too small seems handle large amounts rubber needed top times blade area weight penalty may payoff Rubber Knots Perhaps often asked question about indoor model tech niques get knot hold rubber Although seems Ive al ways used memory seems tell Charlie Sotich Chicago Aero nuts shared knot years ago photo shows elements really good knot except parts havent pulled tight Both knot structure method importanteach segment knot should lubricated saliva before pulling tight Tying rubber dry will cause surface rubber scuff up cause weak spot saliva seems ideal lubricant Shortly after knot tied saliva dries out now friction helps hold knot tight Begin knot tying overhand knot both strands rubber photo section lower right has already pulled tight knoj hasnt pulled tight square knot tied top original overhand knot werent Boy Scouts square knot tied using same loose end make both sections knot Careful study photo will re veal left end two loose ends taken over under right end form first half knot middle section photo same end taken over under again formthesecondlayerofknot knot properly tied pulled tight photo can see approximate square formed two sections knot practice half knot moistened saliva pulled tight possible before tying next part Remember allow enough extra length tie knot work first overhand section down loop until loop 100 Model Aviation U APRIL 72& 91972 Friday9 am 6 pm Saturday9 am 6 pm Sunday9 am 330 pm presented by AIEAI SIGNALS R/C CLUB PO BOX 5772 TOLEDO OHIO 43613 product review product review product review desired length Keep track ends tie avoid granny knot Pull tight Trim ends close less excess weight So far knot has held previously lubricated motors re-tied shorten Bud Tenny Box 545 Richardson TX 75080 Horsefly/Shulman continued page 50 1/16 medium hard balsa Make right side 1/16 shorter left front built-in right thrust Cut glue 1/16 X braces onto sides Cut out F-2 F-3 F-4 Glue F-4 F-3 Locate glue F-2 F-3 side add other side Glue sq tail post glue sides gether tail Cut engine mount F-i 1/8 plywood Drill engine add blind nuts Glue engine mount front check sure right-thrust Plank bottom fuselage 1/16 balsa Cut glue 3/32 doublers inside fuselage sides back former F-3 make doublers grain vertical Glue /8 sheet inside bottom fuselage battery wheel compartment want wheel can moved front model Make up wheel assembly Cut hole fit wheel glue assembly Cut groove wire another sheet fit over wheel assembly Glue place over wheel assembly Cut fit glue 1/16 balsa floor over wheel assembly Plank top front fuselage balsa /8 sheet cut glue together two rear fuselage parts Groove 1/16 insidediameter tubing glue rear fuse lage Cut activator mount 1/16 ply wood Glue sq spruce rails hold activator inside fuselage Get good Now can have GloBee leadership performance growing family improved model products featuring -A PLUGS Prototypes immediately set new records Get least 1000 RPM greater power longer life replacing plug popular 1/2-A engine new GloBeeat competi tive prices Racing models have new high strength coil both Racing Sport plugs have patented spiral tip blowproof glass seal Change heads standard wrench B GLOW PLUGS Standard line GbBee glow plugs larger models put sting engine Spiral glow element leakproof seals equal hottest engines can buy Racing Racing2 RC Sport models available longs shorts C STINGER Cordless self-contained 1/2-A starter delivers over 100 starts full charge No external battery dan gling cords Rechargeable lead acid cells included will start crankiest engine 010 051 cid Shroud protects shaft bearings GloBee 45 VDC charger recommended fit activator mount Bolt lace activator mount slide place Make up torque rod install fuselage glue tubing groove rear fuselage Add gussets plank top rear fuselage 1/16 sheet Cut add wing rails sq front zero rear Glue dowels Sand fuselage smooth Glue spruce skid front wheel Glue stab rud der place Bend torque rod up fit rud der yoke Give fuselage tail three four coats clear dope clear dope model until starts shine give nose sec tions two coats Cover wing prefer used Monokote Bolt engine D FIRE PLUG Integrated glow plugstart ing system optimum power Rheostat control matches current weather fuel plug choice 0-10 amp ammeter dicates power output also shows plug burned out engine flooded GloBee 25 VOC charger recommended E CHARGERS Ask model dealer about special combination offers matching chargers25 VOC Fire Plug 45 VOC Stingerat big savings championship products world modelers from. DIVISION OF EMERSON ELECTRIC CO 6000 Fmrnview Ave Cincinnati Ohio 45212 Add washer under top engine bolts extra down-thrust Install radio mount switch Balance model shown plan Add weight nose tail needed Check model warps find remove before flying Test glide Horsefly over tall grass radio turned Check out range radio sure radio working both engine running stopped Adjust rudder least amount travel fly just start engine turn radio Check rudder move ment Hand Launch Horsefly wind model should allowed gain some altitude before control used Read May 1978 101 NEW 1/2-A plugs Join TeamI aensrnly large tor Its powerplant Horsefly docile relaxing fly can watch flybut sure dont doze sun
Edition: Model Aviation - 1978/05
Page Numbers: 49, 100, 101
~Th1 Indoor 0 Bud Tenny FOLLOW-UP A couple columns back Stan Stoys controversial HLG flights very high turbulence reported time issue hit stands number things happened First some HLG fliers protested flights FF Contest Board Chairman Joe Boyle expressed opinion flights illegal spite careful supervision number AMA officials Ultimately matter referred Contest Board vote upheld record early December 1977 Stans new slightly lar ger Coot set two-flight total 79 4/5 seconds exceed same record controversial flights beat new mark set dead calm air St Louis Mo site high temperature day 500F Outside weather cloudy 300 F Later January 1978 Stan requested turbulent air record withdrawn reasons quoted Stans letter Frank Ehling Technical Director AMA 1 feel its continued presence will serve irritate some competitive fliers will provide constructive goal competitors better Isnt real purpose keeping records 2 Modelers have decided tactic turbulence rectification option want available indoor flier least purpose estab lishing records 3 has served its purpose bringing up discussion rather vague rules indoor competition record establish ment Its continued presence books will further goal first glance Stans record withdrawal would seem negate went before However consider perceived weakness existing rules no amount rhetoric would have exposed half well Until demonstrated effect proper use misuse loophole rules no would have paid ser ious attention Stan congratulated effective use rules AMA machinery rules verification review stature much greater after highly sportsmanlike withdrawal record New Technology application styrofoam model airplane structures new particularly control-line stunt models RC models has un heard indoor HLG models either L Vaughn pioneers styrofoam HLG model dominating competition Oklahoma City OkIa contests model Bikini shown two photos appears follow fairly normal design layout Aside al all-foam construction two notable design features two-piece fuselage high aspect ratio rudder Al has information-packed plan model notes unusual rudder con figuration helps launch transition effective glidekeeps circle large better time Presumably twopiece fuselage saves weight fingerhole wing bellybutton used inContinued page 100 May1978 49 Bikini indoor HIG 1 vaughn has styrofoam flying surfaces balsa fuselage Meat trays good source supply pix Bud Tenny Note two-piece tuselage high aspect ratio rudaer vaugnn 5 HIG Theres method madnesssee text model long series development effort HLG gliders much news lately Styrofoam Pennyplane propeller blades made free-fighter Jim Clem Dallas Jim Note use molded stiffener prop ribs tie reliable knot indoor rubber motors See text details Getting ordinary knot hold lubricated rubber murder idea expressed preamble also great insight creation special event people just have design own Basically event original de signs built 1941 AMA rules means fuselage must have minimum cross sectional area equal fuselage length times 2 divided 100 have wing loading 8 oz/sq ft power load ing 80 oz/cu engine displace ment Some contest directors will let Old Rulers fly regular categories others allow Old Rulers fly special events rate event does allow creative urge prevail Most us couldnt build models construction list live 100 years old own Odds Ends After reading idea joining booster batteries plastic six-pack beverage binders Don Jenkins Indianapolis sent actual example solution problem Don solders two pork bean cans soup can gether triangle fashion soldered wire carrying handle Just drop booster pork bean can fuel spare prop etc soup can head launch area Clarence Haught Rt 5 Box 16 Coeur dAlene ID 83814 FF Indoor/Tenny continued page 49 stead traditional reinforced trailing edge apply launching force ahead models center gravity source styrofoam wings tail surfaces styrofoam meat trays Al cites high price good balsa get ting him started foam can afford meat days flying sur faces shaped razor plane garnet paper surfaces balsa cluded coated mixture 50% water 50% white glue After paint has dried surfaces pol ished #600 wet dry paper Wing reinforcement two formsTissue hat shoe boxes applied tri angular pieces triangles base along leading edge area im mediately ahead bellybutton re inforced typing paper applied wet white glue about props Jim Clem Dallas Oklahoma Clem fired up Al Vaughns success styrofoam has replica Cezar Banks Nats winning Novice Pennyplane prop under construction see photo blades began cutting meat-tray foam white trays seem have density about 2 pounds per cu ft proper blade shape formed blades over metal can just countless Easy B Pennyplane blades have Now serendipity reared its head As can seen photos ribs can transferred blades blades warmed few minutes warm oven implication seems blade could formed regular prop block spar ribs carved surface resulting blades can much thinner lighter blades made good balsa yet molded-in spar ribs would materially stiffen strengthen Plumb Crazy Styled after full-size Formula planes 049-powered 17%-in span Plumb Crazy first series De signed Russ Sandusky Jerry Kramer can compete AMA Mouse Racer Class Bal sa parts machine die cut Kit includes bellcrank lead-out wire wheels formed alu minum landing gear etc Midwest Products Co 400 S Indiana Ave Hobart IN 46342 product review product review product review blades seems worth tryif does share results major area application may Pennyplane props always too small seems handle large amounts rubber needed top times blade area weight penalty may payoff Rubber Knots Perhaps often asked question about indoor model tech niques get knot hold rubber Although seems Ive al ways used memory seems tell Charlie Sotich Chicago Aero nuts shared knot years ago photo shows elements really good knot except parts havent pulled tight Both knot structure method importanteach segment knot should lubricated saliva before pulling tight Tying rubber dry will cause surface rubber scuff up cause weak spot saliva seems ideal lubricant Shortly after knot tied saliva dries out now friction helps hold knot tight Begin knot tying overhand knot both strands rubber photo section lower right has already pulled tight knoj hasnt pulled tight square knot tied top original overhand knot werent Boy Scouts square knot tied using same loose end make both sections knot Careful study photo will re veal left end two loose ends taken over under right end form first half knot middle section photo same end taken over under again formthesecondlayerofknot knot properly tied pulled tight photo can see approximate square formed two sections knot practice half knot moistened saliva pulled tight possible before tying next part Remember allow enough extra length tie knot work first overhand section down loop until loop 100 Model Aviation U APRIL 72& 91972 Friday9 am 6 pm Saturday9 am 6 pm Sunday9 am 330 pm presented by AIEAI SIGNALS R/C CLUB PO BOX 5772 TOLEDO OHIO 43613 product review product review product review desired length Keep track ends tie avoid granny knot Pull tight Trim ends close less excess weight So far knot has held previously lubricated motors re-tied shorten Bud Tenny Box 545 Richardson TX 75080 Horsefly/Shulman continued page 50 1/16 medium hard balsa Make right side 1/16 shorter left front built-in right thrust Cut glue 1/16 X braces onto sides Cut out F-2 F-3 F-4 Glue F-4 F-3 Locate glue F-2 F-3 side add other side Glue sq tail post glue sides gether tail Cut engine mount F-i 1/8 plywood Drill engine add blind nuts Glue engine mount front check sure right-thrust Plank bottom fuselage 1/16 balsa Cut glue 3/32 doublers inside fuselage sides back former F-3 make doublers grain vertical Glue /8 sheet inside bottom fuselage battery wheel compartment want wheel can moved front model Make up wheel assembly Cut hole fit wheel glue assembly Cut groove wire another sheet fit over wheel assembly Glue place over wheel assembly Cut fit glue 1/16 balsa floor over wheel assembly Plank top front fuselage balsa /8 sheet cut glue together two rear fuselage parts Groove 1/16 insidediameter tubing glue rear fuse lage Cut activator mount 1/16 ply wood Glue sq spruce rails hold activator inside fuselage Get good Now can have GloBee leadership performance growing family improved model products featuring -A PLUGS Prototypes immediately set new records Get least 1000 RPM greater power longer life replacing plug popular 1/2-A engine new GloBeeat competi tive prices Racing models have new high strength coil both Racing Sport plugs have patented spiral tip blowproof glass seal Change heads standard wrench B GLOW PLUGS Standard line GbBee glow plugs larger models put sting engine Spiral glow element leakproof seals equal hottest engines can buy Racing Racing2 RC Sport models available longs shorts C STINGER Cordless self-contained 1/2-A starter delivers over 100 starts full charge No external battery dan gling cords Rechargeable lead acid cells included will start crankiest engine 010 051 cid Shroud protects shaft bearings GloBee 45 VDC charger recommended fit activator mount Bolt lace activator mount slide place Make up torque rod install fuselage glue tubing groove rear fuselage Add gussets plank top rear fuselage 1/16 sheet Cut add wing rails sq front zero rear Glue dowels Sand fuselage smooth Glue spruce skid front wheel Glue stab rud der place Bend torque rod up fit rud der yoke Give fuselage tail three four coats clear dope clear dope model until starts shine give nose sec tions two coats Cover wing prefer used Monokote Bolt engine D FIRE PLUG Integrated glow plugstart ing system optimum power Rheostat control matches current weather fuel plug choice 0-10 amp ammeter dicates power output also shows plug burned out engine flooded GloBee 25 VOC charger recommended E CHARGERS Ask model dealer about special combination offers matching chargers25 VOC Fire Plug 45 VOC Stingerat big savings championship products world modelers from. DIVISION OF EMERSON ELECTRIC CO 6000 Fmrnview Ave Cincinnati Ohio 45212 Add washer under top engine bolts extra down-thrust Install radio mount switch Balance model shown plan Add weight nose tail needed Check model warps find remove before flying Test glide Horsefly over tall grass radio turned Check out range radio sure radio working both engine running stopped Adjust rudder least amount travel fly just start engine turn radio Check rudder move ment Hand Launch Horsefly wind model should allowed gain some altitude before control used Read May 1978 101 NEW 1/2-A plugs Join TeamI aensrnly large tor Its powerplant Horsefly docile relaxing fly can watch flybut sure dont doze sun
Edition: Model Aviation - 1978/05
Page Numbers: 49, 100, 101
~Th1 Indoor 0 Bud Tenny FOLLOW-UP A couple columns back Stan Stoys controversial HLG flights very high turbulence reported time issue hit stands number things happened First some HLG fliers protested flights FF Contest Board Chairman Joe Boyle expressed opinion flights illegal spite careful supervision number AMA officials Ultimately matter referred Contest Board vote upheld record early December 1977 Stans new slightly lar ger Coot set two-flight total 79 4/5 seconds exceed same record controversial flights beat new mark set dead calm air St Louis Mo site high temperature day 500F Outside weather cloudy 300 F Later January 1978 Stan requested turbulent air record withdrawn reasons quoted Stans letter Frank Ehling Technical Director AMA 1 feel its continued presence will serve irritate some competitive fliers will provide constructive goal competitors better Isnt real purpose keeping records 2 Modelers have decided tactic turbulence rectification option want available indoor flier least purpose estab lishing records 3 has served its purpose bringing up discussion rather vague rules indoor competition record establish ment Its continued presence books will further goal first glance Stans record withdrawal would seem negate went before However consider perceived weakness existing rules no amount rhetoric would have exposed half well Until demonstrated effect proper use misuse loophole rules no would have paid ser ious attention Stan congratulated effective use rules AMA machinery rules verification review stature much greater after highly sportsmanlike withdrawal record New Technology application styrofoam model airplane structures new particularly control-line stunt models RC models has un heard indoor HLG models either L Vaughn pioneers styrofoam HLG model dominating competition Oklahoma City OkIa contests model Bikini shown two photos appears follow fairly normal design layout Aside al all-foam construction two notable design features two-piece fuselage high aspect ratio rudder Al has information-packed plan model notes unusual rudder con figuration helps launch transition effective glidekeeps circle large better time Presumably twopiece fuselage saves weight fingerhole wing bellybutton used inContinued page 100 May1978 49 Bikini indoor HIG 1 vaughn has styrofoam flying surfaces balsa fuselage Meat trays good source supply pix Bud Tenny Note two-piece tuselage high aspect ratio rudaer vaugnn 5 HIG Theres method madnesssee text model long series development effort HLG gliders much news lately Styrofoam Pennyplane propeller blades made free-fighter Jim Clem Dallas Jim Note use molded stiffener prop ribs tie reliable knot indoor rubber motors See text details Getting ordinary knot hold lubricated rubber murder idea expressed preamble also great insight creation special event people just have design own Basically event original de signs built 1941 AMA rules means fuselage must have minimum cross sectional area equal fuselage length times 2 divided 100 have wing loading 8 oz/sq ft power load ing 80 oz/cu engine displace ment Some contest directors will let Old Rulers fly regular categories others allow Old Rulers fly special events rate event does allow creative urge prevail Most us couldnt build models construction list live 100 years old own Odds Ends After reading idea joining booster batteries plastic six-pack beverage binders Don Jenkins Indianapolis sent actual example solution problem Don solders two pork bean cans soup can gether triangle fashion soldered wire carrying handle Just drop booster pork bean can fuel spare prop etc soup can head launch area Clarence Haught Rt 5 Box 16 Coeur dAlene ID 83814 FF Indoor/Tenny continued page 49 stead traditional reinforced trailing edge apply launching force ahead models center gravity source styrofoam wings tail surfaces styrofoam meat trays Al cites high price good balsa get ting him started foam can afford meat days flying sur faces shaped razor plane garnet paper surfaces balsa cluded coated mixture 50% water 50% white glue After paint has dried surfaces pol ished #600 wet dry paper Wing reinforcement two formsTissue hat shoe boxes applied tri angular pieces triangles base along leading edge area im mediately ahead bellybutton re inforced typing paper applied wet white glue about props Jim Clem Dallas Oklahoma Clem fired up Al Vaughns success styrofoam has replica Cezar Banks Nats winning Novice Pennyplane prop under construction see photo blades began cutting meat-tray foam white trays seem have density about 2 pounds per cu ft proper blade shape formed blades over metal can just countless Easy B Pennyplane blades have Now serendipity reared its head As can seen photos ribs can transferred blades blades warmed few minutes warm oven implication seems blade could formed regular prop block spar ribs carved surface resulting blades can much thinner lighter blades made good balsa yet molded-in spar ribs would materially stiffen strengthen Plumb Crazy Styled after full-size Formula planes 049-powered 17%-in span Plumb Crazy first series De signed Russ Sandusky Jerry Kramer can compete AMA Mouse Racer Class Bal sa parts machine die cut Kit includes bellcrank lead-out wire wheels formed alu minum landing gear etc Midwest Products Co 400 S Indiana Ave Hobart IN 46342 product review product review product review blades seems worth tryif does share results major area application may Pennyplane props always too small seems handle large amounts rubber needed top times blade area weight penalty may payoff Rubber Knots Perhaps often asked question about indoor model tech niques get knot hold rubber Although seems Ive al ways used memory seems tell Charlie Sotich Chicago Aero nuts shared knot years ago photo shows elements really good knot except parts havent pulled tight Both knot structure method importanteach segment knot should lubricated saliva before pulling tight Tying rubber dry will cause surface rubber scuff up cause weak spot saliva seems ideal lubricant Shortly after knot tied saliva dries out now friction helps hold knot tight Begin knot tying overhand knot both strands rubber photo section lower right has already pulled tight knoj hasnt pulled tight square knot tied top original overhand knot werent Boy Scouts square knot tied using same loose end make both sections knot Careful study photo will re veal left end two loose ends taken over under right end form first half knot middle section photo same end taken over under again formthesecondlayerofknot knot properly tied pulled tight photo can see approximate square formed two sections knot practice half knot moistened saliva pulled tight possible before tying next part Remember allow enough extra length tie knot work first overhand section down loop until loop 100 Model Aviation U APRIL 72& 91972 Friday9 am 6 pm Saturday9 am 6 pm Sunday9 am 330 pm presented by AIEAI SIGNALS R/C CLUB PO BOX 5772 TOLEDO OHIO 43613 product review product review product review desired length Keep track ends tie avoid granny knot Pull tight Trim ends close less excess weight So far knot has held previously lubricated motors re-tied shorten Bud Tenny Box 545 Richardson TX 75080 Horsefly/Shulman continued page 50 1/16 medium hard balsa Make right side 1/16 shorter left front built-in right thrust Cut glue 1/16 X braces onto sides Cut out F-2 F-3 F-4 Glue F-4 F-3 Locate glue F-2 F-3 side add other side Glue sq tail post glue sides gether tail Cut engine mount F-i 1/8 plywood Drill engine add blind nuts Glue engine mount front check sure right-thrust Plank bottom fuselage 1/16 balsa Cut glue 3/32 doublers inside fuselage sides back former F-3 make doublers grain vertical Glue /8 sheet inside bottom fuselage battery wheel compartment want wheel can moved front model Make up wheel assembly Cut hole fit wheel glue assembly Cut groove wire another sheet fit over wheel assembly Glue place over wheel assembly Cut fit glue 1/16 balsa floor over wheel assembly Plank top front fuselage balsa /8 sheet cut glue together two rear fuselage parts Groove 1/16 insidediameter tubing glue rear fuse lage Cut activator mount 1/16 ply wood Glue sq spruce rails hold activator inside fuselage Get good Now can have GloBee leadership performance growing family improved model products featuring -A PLUGS Prototypes immediately set new records Get least 1000 RPM greater power longer life replacing plug popular 1/2-A engine new GloBeeat competi tive prices Racing models have new high strength coil both Racing Sport plugs have patented spiral tip blowproof glass seal Change heads standard wrench B GLOW PLUGS Standard line GbBee glow plugs larger models put sting engine Spiral glow element leakproof seals equal hottest engines can buy Racing Racing2 RC Sport models available longs shorts C STINGER Cordless self-contained 1/2-A starter delivers over 100 starts full charge No external battery dan gling cords Rechargeable lead acid cells included will start crankiest engine 010 051 cid Shroud protects shaft bearings GloBee 45 VDC charger recommended fit activator mount Bolt lace activator mount slide place Make up torque rod install fuselage glue tubing groove rear fuselage Add gussets plank top rear fuselage 1/16 sheet Cut add wing rails sq front zero rear Glue dowels Sand fuselage smooth Glue spruce skid front wheel Glue stab rud der place Bend torque rod up fit rud der yoke Give fuselage tail three four coats clear dope clear dope model until starts shine give nose sec tions two coats Cover wing prefer used Monokote Bolt engine D FIRE PLUG Integrated glow plugstart ing system optimum power Rheostat control matches current weather fuel plug choice 0-10 amp ammeter dicates power output also shows plug burned out engine flooded GloBee 25 VOC charger recommended E CHARGERS Ask model dealer about special combination offers matching chargers25 VOC Fire Plug 45 VOC Stingerat big savings championship products world modelers from. DIVISION OF EMERSON ELECTRIC CO 6000 Fmrnview Ave Cincinnati Ohio 45212 Add washer under top engine bolts extra down-thrust Install radio mount switch Balance model shown plan Add weight nose tail needed Check model warps find remove before flying Test glide Horsefly over tall grass radio turned Check out range radio sure radio working both engine running stopped Adjust rudder least amount travel fly just start engine turn radio Check rudder move ment Hand Launch Horsefly wind model should allowed gain some altitude before control used Read May 1978 101 NEW 1/2-A plugs Join TeamI aensrnly large tor Its powerplant Horsefly docile relaxing fly can watch flybut sure dont doze sun