SEto leftexceptions vees upper wi ne shocks LacIc shock struts w aintenance usually re stall nds tie and go iflt d removed e out o fuselage balsa ate H lade keep e tusel andinn prop ii climbed t sa realistic concoct th org says hub skid r p h Grumman Guardian Class Carrier XTB3F28/T\CLD-102 IBy IgCatalog25cRag Edwards IMODERNISTIC MODELSj PO BOX 6974 ALBUQ NM 87197 derwritten TRW Thompson Trophy Check out Dennis Norman 13885 Edgewater Dr Lakewood OH 44107 club Flying Aces oriented plans alone worth several times ante neat source recent issue con cerns 45 b/w 8 x 10 prints available US Government Printing Office Washington DC $435 Pioneer USAF types jet-age subjects Besides helpful hints tips 3-view drawings plans included super Book Buy Month Anyone really serious about FF Scale can no better check William McCombs book Flying Improving Scale Model Airplanes Some us learn hard way through thousands trial-and-error flights Some better suited applying well-presented theoretical approaches latter persuasion $695 plus $145 parcel post will bring information will probably ever need Send MAN North Broad way White Plains NY 10601 Maybe club would like give copy worst crash next meet FAC Nats contest year interested FF scale almost Nine scale events over weekend July 15 16 will draw top scalers East Coast site Johnsville NAS Philadelphia spirit Flying Aces party Saturday evening promises unite kindred souls far wide See Proxies OK have some mind will agree fly $300 advance registration Lin Riechel 3301 Cindy Lane Erie PA 16506 Bill Warner 423-C San Vicente Blvd Santa Monica CA 90402 Retracts/Mathis continued page 49 season perfect new routines needed preparing model between flights Add winding timer setting little trigger mechanisms re fueling routine tense tired opens door foul-ups Another thing added psychological stress flying important pattern know ing years work can ruined gear doesnt come down nice thing about single part made unobtanium everyone can use retracts want just buy parts put Ideas Further Development other timers retractable gear set-ups available applications other contest stunt system situations utmost durability reliability crucial Tatone dether malizer timer will cheaper lighter easier install Tatone fuel shut-off timer will run long enough about 30 seconds pneumatic timers such Austincrafts accurate over pe riod long stunt pattern might used trigger retract cycle con junction some other device lower gear such pressure valve off muffler pure thrill seeing gear something sometimes before land simple dethermalizer fuse could used cant say what other brands landing gears will work although types compact light enough biggest hassle have concerns install ing gear way retracts flush airfoil bottom yet still have enough forward angle give proper wheel location stunters wing bottom highly cambered leading edge opposed RCs conventional two-wheel wing-mounted gear will re quire lot meticulous fitting give clean exterior surface solution use tricycle gear two wing gears can mounted section airfoil aft high point critical airflow pattern features find exciting about retracts realism would very easy rig simple gear attached fuselage swiveled back flush against wing would efficient attractive original idea 1967 have two sets land ing gearsone went up came down because couldnt figure out lock first gear came back down system would illegal under present rules state plane must land takeoff gear primary motives de veloping retracts provide taller landing gears prop clearance would allow use large diameter props destroying sleek ap product review product review product review pearance design still believe props ultimate key further progress stunt ability use larger props alone would justify use retracts Elias Airsport/M ever continued page 51 Add 1/16 aluminum tubes wheel bear ings Make cabane struts 1/64 ply wood install fuselage Tail Surfaces Make cardboard patterns outline stabilizer fin rudder Soak strips 1/32 sq hard balsa bass wood boiling waterform around cardboard pattern pins Let dry thor oughly pin over drawings stall 1/20 balsa spars ribs little trick learned keep tail surfaces warping Make frame out 1 X 2 lumber big enough glue about quarter sheet Japanese tissue water doped dry give coat thinned nitrate dope 50/50 dope thinner dry remove form cover fin rudder Put AIRSPORT sign side fuselage taping piece colored Japanese tissue over plans painting sign white nitrate dope Make two signs side fuselage Carefully position paper AIRSPORT sign over fuselage proper place glue framework dope Glue another piece white Japanese tissue frame water dope give coat nitrate dope Mix Floquil silver railroad paint nitrate dope pour off thinner top Floquil paint use thick aluminum bottom bot tle Spray lightly white paper airbrushjust enough give silver color Now cover horizontal stabilizer elevators doped paper Wings Make cardboard templates wing tip trailing edge wing Soak strips 1/32 hard balsa basswood hot water form around trailing edge wing tip patterns same did around tail surfaces Make up sliced ribs using metal template top bottom ribs Pin wing tip trailing edge leading edge plans install top section sliced ribs Remove wings plans install bottom ribs Notch leading edge trailing edge crack form correct dihedral angle Make 1/32 balsa spars stick correct positions gluing Titebond glue Make up spar splices 1/32 balsa glue spars correct dihedral angle Glue fillers between ribs wing strut center-section strut locations gave wings about 1/16 washout trailing edge 1/16 higher leading edge Cover lightweight white Japanese tissue water dope give coat thinned-out nitrate dope Spray wings silverthe same used 100 ModelAviation product review product review product review Seen Toledo li-lb McDonnellDoug las F-15 Duane Johnson will longawaited kit World Engines two duct ed fan 40s Ship can fly engine World Engines 8960 Rossash Ave Cincinnati ON 45236 NB ENGINES Bavarian Precision Products Co Dept MA formerly Helmut Bernhardt Precision Movements Co PO Box 6 New Canaan Ct 06840203 966-8781 HB Engines have now well accepted modeling public availab ot n 1n creasing number too may now enjuy ng power boatiny dnd car racing HB Engines pre cision made power nirfnrmance re Foiery inn irIo5 ,odels Perry uireciiurial Porting in~rAaed power nri 1500 RPMs Sizes 12 15 20 25 40 50 61 displace HB precision maneuverability speed Baron complete catalog se ocal dealer write us directly parts available stock pt service assured Dealership inquiries invited elevators stabilizer Install wing tail surfaces fuselage install 1/32 balsa wing struts Adjusting fer Flight Use 6-in Peck Poly mers plastic prop Scrape blades re duce weight much possible balance make up prop /t dowel hub 1/32 balsa 1/64 plywood blades Soak form over 3-in can offset 150 left Bake oven 2000 30 minutes Slot hub /2 450 prop shaft end glue blades Install propeller 12-in loop 3/32 rubber Balance model level CG shown plans Add weight nose tail modeling clay until bal ances correctly Mine balanced additional weight Hand-wind about 200 turns hand launch check trim indoor flying modelers prefer right-hand circle power runs out circle will become smaller less likely hit walls indoor areas Out doors however prefer left-hand turn torque keeps nose up model much easier fly way gusty con ditions After have model trimmed wind winder sure use wind ing tube rubber breaks will tear up fuselage Always lube rubber motor find good idea make up couple motors wind broken until breaks install other airplane wind model about 100 less turns broken model proved good flier no trimming problems lot weight can saved eliminating half ribs using very lightweight indoor wood will increase flight performance because dont like ghost product review product review product review A4LJ-I KynawK injection moiuea foam kit intended Midwest RK-049 Axiflo ducted fan Cox Tee Dee gives 16 oz thrust 25% nitro fuel 20000 rpm Picture clearly shows complex ducting plane kit achieve thin wall section tail separate lightweight exhaust pipe locates ribs molded rear fuselage square hole two servos Midwest Pro ducts Co400 S Indiana StHobartIN 46342 product review product review product review planes like scale models look like real thing just skeleton shape sort resembles real plane Repair Fuselage/Teliczan continued page 55 allowed raise up fuselage strength repair will just fraction what would glass properly installed Now brush enough resin completely saturate cloth point finger can used assist flattening cloth After resin has cured closely inspect fuselage hairline cracks other weak soft areas easiest inspection method gently squeeze fuselage over repaired areas pops creaks chances im properly bonded area Over such area repeat cloth resin treatment Also over areas arent rigid sturdy original surface lay second layer cloth Dont forget resand gas-off areas resin cures wax-like coating top fresh resin wont bond After have satisfied yourself fuselage strong new fill ex ternal cracks chips other divots pasty mixture resin micro-balloons separations between layers glass cloth discovered work resin mix ture crevices trowel fash ioned popsicle stick August 1978 101 th Baron N
Edition: Model Aviation - 1978/08
Page Numbers: 50, 51, 100, 101
SEto leftexceptions vees upper wi ne shocks LacIc shock struts w aintenance usually re stall nds tie and go iflt d removed e out o fuselage balsa ate H lade keep e tusel andinn prop ii climbed t sa realistic concoct th org says hub skid r p h Grumman Guardian Class Carrier XTB3F28/T\CLD-102 IBy IgCatalog25cRag Edwards IMODERNISTIC MODELSj PO BOX 6974 ALBUQ NM 87197 derwritten TRW Thompson Trophy Check out Dennis Norman 13885 Edgewater Dr Lakewood OH 44107 club Flying Aces oriented plans alone worth several times ante neat source recent issue con cerns 45 b/w 8 x 10 prints available US Government Printing Office Washington DC $435 Pioneer USAF types jet-age subjects Besides helpful hints tips 3-view drawings plans included super Book Buy Month Anyone really serious about FF Scale can no better check William McCombs book Flying Improving Scale Model Airplanes Some us learn hard way through thousands trial-and-error flights Some better suited applying well-presented theoretical approaches latter persuasion $695 plus $145 parcel post will bring information will probably ever need Send MAN North Broad way White Plains NY 10601 Maybe club would like give copy worst crash next meet FAC Nats contest year interested FF scale almost Nine scale events over weekend July 15 16 will draw top scalers East Coast site Johnsville NAS Philadelphia spirit Flying Aces party Saturday evening promises unite kindred souls far wide See Proxies OK have some mind will agree fly $300 advance registration Lin Riechel 3301 Cindy Lane Erie PA 16506 Bill Warner 423-C San Vicente Blvd Santa Monica CA 90402 Retracts/Mathis continued page 49 season perfect new routines needed preparing model between flights Add winding timer setting little trigger mechanisms re fueling routine tense tired opens door foul-ups Another thing added psychological stress flying important pattern know ing years work can ruined gear doesnt come down nice thing about single part made unobtanium everyone can use retracts want just buy parts put Ideas Further Development other timers retractable gear set-ups available applications other contest stunt system situations utmost durability reliability crucial Tatone dether malizer timer will cheaper lighter easier install Tatone fuel shut-off timer will run long enough about 30 seconds pneumatic timers such Austincrafts accurate over pe riod long stunt pattern might used trigger retract cycle con junction some other device lower gear such pressure valve off muffler pure thrill seeing gear something sometimes before land simple dethermalizer fuse could used cant say what other brands landing gears will work although types compact light enough biggest hassle have concerns install ing gear way retracts flush airfoil bottom yet still have enough forward angle give proper wheel location stunters wing bottom highly cambered leading edge opposed RCs conventional two-wheel wing-mounted gear will re quire lot meticulous fitting give clean exterior surface solution use tricycle gear two wing gears can mounted section airfoil aft high point critical airflow pattern features find exciting about retracts realism would very easy rig simple gear attached fuselage swiveled back flush against wing would efficient attractive original idea 1967 have two sets land ing gearsone went up came down because couldnt figure out lock first gear came back down system would illegal under present rules state plane must land takeoff gear primary motives de veloping retracts provide taller landing gears prop clearance would allow use large diameter props destroying sleek ap product review product review product review pearance design still believe props ultimate key further progress stunt ability use larger props alone would justify use retracts Elias Airsport/M ever continued page 51 Add 1/16 aluminum tubes wheel bear ings Make cabane struts 1/64 ply wood install fuselage Tail Surfaces Make cardboard patterns outline stabilizer fin rudder Soak strips 1/32 sq hard balsa bass wood boiling waterform around cardboard pattern pins Let dry thor oughly pin over drawings stall 1/20 balsa spars ribs little trick learned keep tail surfaces warping Make frame out 1 X 2 lumber big enough glue about quarter sheet Japanese tissue water doped dry give coat thinned nitrate dope 50/50 dope thinner dry remove form cover fin rudder Put AIRSPORT sign side fuselage taping piece colored Japanese tissue over plans painting sign white nitrate dope Make two signs side fuselage Carefully position paper AIRSPORT sign over fuselage proper place glue framework dope Glue another piece white Japanese tissue frame water dope give coat nitrate dope Mix Floquil silver railroad paint nitrate dope pour off thinner top Floquil paint use thick aluminum bottom bot tle Spray lightly white paper airbrushjust enough give silver color Now cover horizontal stabilizer elevators doped paper Wings Make cardboard templates wing tip trailing edge wing Soak strips 1/32 hard balsa basswood hot water form around trailing edge wing tip patterns same did around tail surfaces Make up sliced ribs using metal template top bottom ribs Pin wing tip trailing edge leading edge plans install top section sliced ribs Remove wings plans install bottom ribs Notch leading edge trailing edge crack form correct dihedral angle Make 1/32 balsa spars stick correct positions gluing Titebond glue Make up spar splices 1/32 balsa glue spars correct dihedral angle Glue fillers between ribs wing strut center-section strut locations gave wings about 1/16 washout trailing edge 1/16 higher leading edge Cover lightweight white Japanese tissue water dope give coat thinned-out nitrate dope Spray wings silverthe same used 100 ModelAviation product review product review product review Seen Toledo li-lb McDonnellDoug las F-15 Duane Johnson will longawaited kit World Engines two duct ed fan 40s Ship can fly engine World Engines 8960 Rossash Ave Cincinnati ON 45236 NB ENGINES Bavarian Precision Products Co Dept MA formerly Helmut Bernhardt Precision Movements Co PO Box 6 New Canaan Ct 06840203 966-8781 HB Engines have now well accepted modeling public availab ot n 1n creasing number too may now enjuy ng power boatiny dnd car racing HB Engines pre cision made power nirfnrmance re Foiery inn irIo5 ,odels Perry uireciiurial Porting in~rAaed power nri 1500 RPMs Sizes 12 15 20 25 40 50 61 displace HB precision maneuverability speed Baron complete catalog se ocal dealer write us directly parts available stock pt service assured Dealership inquiries invited elevators stabilizer Install wing tail surfaces fuselage install 1/32 balsa wing struts Adjusting fer Flight Use 6-in Peck Poly mers plastic prop Scrape blades re duce weight much possible balance make up prop /t dowel hub 1/32 balsa 1/64 plywood blades Soak form over 3-in can offset 150 left Bake oven 2000 30 minutes Slot hub /2 450 prop shaft end glue blades Install propeller 12-in loop 3/32 rubber Balance model level CG shown plans Add weight nose tail modeling clay until bal ances correctly Mine balanced additional weight Hand-wind about 200 turns hand launch check trim indoor flying modelers prefer right-hand circle power runs out circle will become smaller less likely hit walls indoor areas Out doors however prefer left-hand turn torque keeps nose up model much easier fly way gusty con ditions After have model trimmed wind winder sure use wind ing tube rubber breaks will tear up fuselage Always lube rubber motor find good idea make up couple motors wind broken until breaks install other airplane wind model about 100 less turns broken model proved good flier no trimming problems lot weight can saved eliminating half ribs using very lightweight indoor wood will increase flight performance because dont like ghost product review product review product review A4LJ-I KynawK injection moiuea foam kit intended Midwest RK-049 Axiflo ducted fan Cox Tee Dee gives 16 oz thrust 25% nitro fuel 20000 rpm Picture clearly shows complex ducting plane kit achieve thin wall section tail separate lightweight exhaust pipe locates ribs molded rear fuselage square hole two servos Midwest Pro ducts Co400 S Indiana StHobartIN 46342 product review product review product review planes like scale models look like real thing just skeleton shape sort resembles real plane Repair Fuselage/Teliczan continued page 55 allowed raise up fuselage strength repair will just fraction what would glass properly installed Now brush enough resin completely saturate cloth point finger can used assist flattening cloth After resin has cured closely inspect fuselage hairline cracks other weak soft areas easiest inspection method gently squeeze fuselage over repaired areas pops creaks chances im properly bonded area Over such area repeat cloth resin treatment Also over areas arent rigid sturdy original surface lay second layer cloth Dont forget resand gas-off areas resin cures wax-like coating top fresh resin wont bond After have satisfied yourself fuselage strong new fill ex ternal cracks chips other divots pasty mixture resin micro-balloons separations between layers glass cloth discovered work resin mix ture crevices trowel fash ioned popsicle stick August 1978 101 th Baron N
Edition: Model Aviation - 1978/08
Page Numbers: 50, 51, 100, 101
SEto leftexceptions vees upper wi ne shocks LacIc shock struts w aintenance usually re stall nds tie and go iflt d removed e out o fuselage balsa ate H lade keep e tusel andinn prop ii climbed t sa realistic concoct th org says hub skid r p h Grumman Guardian Class Carrier XTB3F28/T\CLD-102 IBy IgCatalog25cRag Edwards IMODERNISTIC MODELSj PO BOX 6974 ALBUQ NM 87197 derwritten TRW Thompson Trophy Check out Dennis Norman 13885 Edgewater Dr Lakewood OH 44107 club Flying Aces oriented plans alone worth several times ante neat source recent issue con cerns 45 b/w 8 x 10 prints available US Government Printing Office Washington DC $435 Pioneer USAF types jet-age subjects Besides helpful hints tips 3-view drawings plans included super Book Buy Month Anyone really serious about FF Scale can no better check William McCombs book Flying Improving Scale Model Airplanes Some us learn hard way through thousands trial-and-error flights Some better suited applying well-presented theoretical approaches latter persuasion $695 plus $145 parcel post will bring information will probably ever need Send MAN North Broad way White Plains NY 10601 Maybe club would like give copy worst crash next meet FAC Nats contest year interested FF scale almost Nine scale events over weekend July 15 16 will draw top scalers East Coast site Johnsville NAS Philadelphia spirit Flying Aces party Saturday evening promises unite kindred souls far wide See Proxies OK have some mind will agree fly $300 advance registration Lin Riechel 3301 Cindy Lane Erie PA 16506 Bill Warner 423-C San Vicente Blvd Santa Monica CA 90402 Retracts/Mathis continued page 49 season perfect new routines needed preparing model between flights Add winding timer setting little trigger mechanisms re fueling routine tense tired opens door foul-ups Another thing added psychological stress flying important pattern know ing years work can ruined gear doesnt come down nice thing about single part made unobtanium everyone can use retracts want just buy parts put Ideas Further Development other timers retractable gear set-ups available applications other contest stunt system situations utmost durability reliability crucial Tatone dether malizer timer will cheaper lighter easier install Tatone fuel shut-off timer will run long enough about 30 seconds pneumatic timers such Austincrafts accurate over pe riod long stunt pattern might used trigger retract cycle con junction some other device lower gear such pressure valve off muffler pure thrill seeing gear something sometimes before land simple dethermalizer fuse could used cant say what other brands landing gears will work although types compact light enough biggest hassle have concerns install ing gear way retracts flush airfoil bottom yet still have enough forward angle give proper wheel location stunters wing bottom highly cambered leading edge opposed RCs conventional two-wheel wing-mounted gear will re quire lot meticulous fitting give clean exterior surface solution use tricycle gear two wing gears can mounted section airfoil aft high point critical airflow pattern features find exciting about retracts realism would very easy rig simple gear attached fuselage swiveled back flush against wing would efficient attractive original idea 1967 have two sets land ing gearsone went up came down because couldnt figure out lock first gear came back down system would illegal under present rules state plane must land takeoff gear primary motives de veloping retracts provide taller landing gears prop clearance would allow use large diameter props destroying sleek ap product review product review product review pearance design still believe props ultimate key further progress stunt ability use larger props alone would justify use retracts Elias Airsport/M ever continued page 51 Add 1/16 aluminum tubes wheel bear ings Make cabane struts 1/64 ply wood install fuselage Tail Surfaces Make cardboard patterns outline stabilizer fin rudder Soak strips 1/32 sq hard balsa bass wood boiling waterform around cardboard pattern pins Let dry thor oughly pin over drawings stall 1/20 balsa spars ribs little trick learned keep tail surfaces warping Make frame out 1 X 2 lumber big enough glue about quarter sheet Japanese tissue water doped dry give coat thinned nitrate dope 50/50 dope thinner dry remove form cover fin rudder Put AIRSPORT sign side fuselage taping piece colored Japanese tissue over plans painting sign white nitrate dope Make two signs side fuselage Carefully position paper AIRSPORT sign over fuselage proper place glue framework dope Glue another piece white Japanese tissue frame water dope give coat nitrate dope Mix Floquil silver railroad paint nitrate dope pour off thinner top Floquil paint use thick aluminum bottom bot tle Spray lightly white paper airbrushjust enough give silver color Now cover horizontal stabilizer elevators doped paper Wings Make cardboard templates wing tip trailing edge wing Soak strips 1/32 hard balsa basswood hot water form around trailing edge wing tip patterns same did around tail surfaces Make up sliced ribs using metal template top bottom ribs Pin wing tip trailing edge leading edge plans install top section sliced ribs Remove wings plans install bottom ribs Notch leading edge trailing edge crack form correct dihedral angle Make 1/32 balsa spars stick correct positions gluing Titebond glue Make up spar splices 1/32 balsa glue spars correct dihedral angle Glue fillers between ribs wing strut center-section strut locations gave wings about 1/16 washout trailing edge 1/16 higher leading edge Cover lightweight white Japanese tissue water dope give coat thinned-out nitrate dope Spray wings silverthe same used 100 ModelAviation product review product review product review Seen Toledo li-lb McDonnellDoug las F-15 Duane Johnson will longawaited kit World Engines two duct ed fan 40s Ship can fly engine World Engines 8960 Rossash Ave Cincinnati ON 45236 NB ENGINES Bavarian Precision Products Co Dept MA formerly Helmut Bernhardt Precision Movements Co PO Box 6 New Canaan Ct 06840203 966-8781 HB Engines have now well accepted modeling public availab ot n 1n creasing number too may now enjuy ng power boatiny dnd car racing HB Engines pre cision made power nirfnrmance re Foiery inn irIo5 ,odels Perry uireciiurial Porting in~rAaed power nri 1500 RPMs Sizes 12 15 20 25 40 50 61 displace HB precision maneuverability speed Baron complete catalog se ocal dealer write us directly parts available stock pt service assured Dealership inquiries invited elevators stabilizer Install wing tail surfaces fuselage install 1/32 balsa wing struts Adjusting fer Flight Use 6-in Peck Poly mers plastic prop Scrape blades re duce weight much possible balance make up prop /t dowel hub 1/32 balsa 1/64 plywood blades Soak form over 3-in can offset 150 left Bake oven 2000 30 minutes Slot hub /2 450 prop shaft end glue blades Install propeller 12-in loop 3/32 rubber Balance model level CG shown plans Add weight nose tail modeling clay until bal ances correctly Mine balanced additional weight Hand-wind about 200 turns hand launch check trim indoor flying modelers prefer right-hand circle power runs out circle will become smaller less likely hit walls indoor areas Out doors however prefer left-hand turn torque keeps nose up model much easier fly way gusty con ditions After have model trimmed wind winder sure use wind ing tube rubber breaks will tear up fuselage Always lube rubber motor find good idea make up couple motors wind broken until breaks install other airplane wind model about 100 less turns broken model proved good flier no trimming problems lot weight can saved eliminating half ribs using very lightweight indoor wood will increase flight performance because dont like ghost product review product review product review A4LJ-I KynawK injection moiuea foam kit intended Midwest RK-049 Axiflo ducted fan Cox Tee Dee gives 16 oz thrust 25% nitro fuel 20000 rpm Picture clearly shows complex ducting plane kit achieve thin wall section tail separate lightweight exhaust pipe locates ribs molded rear fuselage square hole two servos Midwest Pro ducts Co400 S Indiana StHobartIN 46342 product review product review product review planes like scale models look like real thing just skeleton shape sort resembles real plane Repair Fuselage/Teliczan continued page 55 allowed raise up fuselage strength repair will just fraction what would glass properly installed Now brush enough resin completely saturate cloth point finger can used assist flattening cloth After resin has cured closely inspect fuselage hairline cracks other weak soft areas easiest inspection method gently squeeze fuselage over repaired areas pops creaks chances im properly bonded area Over such area repeat cloth resin treatment Also over areas arent rigid sturdy original surface lay second layer cloth Dont forget resand gas-off areas resin cures wax-like coating top fresh resin wont bond After have satisfied yourself fuselage strong new fill ex ternal cracks chips other divots pasty mixture resin micro-balloons separations between layers glass cloth discovered work resin mix ture crevices trowel fash ioned popsicle stick August 1978 101 th Baron N
Edition: Model Aviation - 1978/08
Page Numbers: 50, 51, 100, 101
SEto leftexceptions vees upper wi ne shocks LacIc shock struts w aintenance usually re stall nds tie and go iflt d removed e out o fuselage balsa ate H lade keep e tusel andinn prop ii climbed t sa realistic concoct th org says hub skid r p h Grumman Guardian Class Carrier XTB3F28/T\CLD-102 IBy IgCatalog25cRag Edwards IMODERNISTIC MODELSj PO BOX 6974 ALBUQ NM 87197 derwritten TRW Thompson Trophy Check out Dennis Norman 13885 Edgewater Dr Lakewood OH 44107 club Flying Aces oriented plans alone worth several times ante neat source recent issue con cerns 45 b/w 8 x 10 prints available US Government Printing Office Washington DC $435 Pioneer USAF types jet-age subjects Besides helpful hints tips 3-view drawings plans included super Book Buy Month Anyone really serious about FF Scale can no better check William McCombs book Flying Improving Scale Model Airplanes Some us learn hard way through thousands trial-and-error flights Some better suited applying well-presented theoretical approaches latter persuasion $695 plus $145 parcel post will bring information will probably ever need Send MAN North Broad way White Plains NY 10601 Maybe club would like give copy worst crash next meet FAC Nats contest year interested FF scale almost Nine scale events over weekend July 15 16 will draw top scalers East Coast site Johnsville NAS Philadelphia spirit Flying Aces party Saturday evening promises unite kindred souls far wide See Proxies OK have some mind will agree fly $300 advance registration Lin Riechel 3301 Cindy Lane Erie PA 16506 Bill Warner 423-C San Vicente Blvd Santa Monica CA 90402 Retracts/Mathis continued page 49 season perfect new routines needed preparing model between flights Add winding timer setting little trigger mechanisms re fueling routine tense tired opens door foul-ups Another thing added psychological stress flying important pattern know ing years work can ruined gear doesnt come down nice thing about single part made unobtanium everyone can use retracts want just buy parts put Ideas Further Development other timers retractable gear set-ups available applications other contest stunt system situations utmost durability reliability crucial Tatone dether malizer timer will cheaper lighter easier install Tatone fuel shut-off timer will run long enough about 30 seconds pneumatic timers such Austincrafts accurate over pe riod long stunt pattern might used trigger retract cycle con junction some other device lower gear such pressure valve off muffler pure thrill seeing gear something sometimes before land simple dethermalizer fuse could used cant say what other brands landing gears will work although types compact light enough biggest hassle have concerns install ing gear way retracts flush airfoil bottom yet still have enough forward angle give proper wheel location stunters wing bottom highly cambered leading edge opposed RCs conventional two-wheel wing-mounted gear will re quire lot meticulous fitting give clean exterior surface solution use tricycle gear two wing gears can mounted section airfoil aft high point critical airflow pattern features find exciting about retracts realism would very easy rig simple gear attached fuselage swiveled back flush against wing would efficient attractive original idea 1967 have two sets land ing gearsone went up came down because couldnt figure out lock first gear came back down system would illegal under present rules state plane must land takeoff gear primary motives de veloping retracts provide taller landing gears prop clearance would allow use large diameter props destroying sleek ap product review product review product review pearance design still believe props ultimate key further progress stunt ability use larger props alone would justify use retracts Elias Airsport/M ever continued page 51 Add 1/16 aluminum tubes wheel bear ings Make cabane struts 1/64 ply wood install fuselage Tail Surfaces Make cardboard patterns outline stabilizer fin rudder Soak strips 1/32 sq hard balsa bass wood boiling waterform around cardboard pattern pins Let dry thor oughly pin over drawings stall 1/20 balsa spars ribs little trick learned keep tail surfaces warping Make frame out 1 X 2 lumber big enough glue about quarter sheet Japanese tissue water doped dry give coat thinned nitrate dope 50/50 dope thinner dry remove form cover fin rudder Put AIRSPORT sign side fuselage taping piece colored Japanese tissue over plans painting sign white nitrate dope Make two signs side fuselage Carefully position paper AIRSPORT sign over fuselage proper place glue framework dope Glue another piece white Japanese tissue frame water dope give coat nitrate dope Mix Floquil silver railroad paint nitrate dope pour off thinner top Floquil paint use thick aluminum bottom bot tle Spray lightly white paper airbrushjust enough give silver color Now cover horizontal stabilizer elevators doped paper Wings Make cardboard templates wing tip trailing edge wing Soak strips 1/32 hard balsa basswood hot water form around trailing edge wing tip patterns same did around tail surfaces Make up sliced ribs using metal template top bottom ribs Pin wing tip trailing edge leading edge plans install top section sliced ribs Remove wings plans install bottom ribs Notch leading edge trailing edge crack form correct dihedral angle Make 1/32 balsa spars stick correct positions gluing Titebond glue Make up spar splices 1/32 balsa glue spars correct dihedral angle Glue fillers between ribs wing strut center-section strut locations gave wings about 1/16 washout trailing edge 1/16 higher leading edge Cover lightweight white Japanese tissue water dope give coat thinned-out nitrate dope Spray wings silverthe same used 100 ModelAviation product review product review product review Seen Toledo li-lb McDonnellDoug las F-15 Duane Johnson will longawaited kit World Engines two duct ed fan 40s Ship can fly engine World Engines 8960 Rossash Ave Cincinnati ON 45236 NB ENGINES Bavarian Precision Products Co Dept MA formerly Helmut Bernhardt Precision Movements Co PO Box 6 New Canaan Ct 06840203 966-8781 HB Engines have now well accepted modeling public availab ot n 1n creasing number too may now enjuy ng power boatiny dnd car racing HB Engines pre cision made power nirfnrmance re Foiery inn irIo5 ,odels Perry uireciiurial Porting in~rAaed power nri 1500 RPMs Sizes 12 15 20 25 40 50 61 displace HB precision maneuverability speed Baron complete catalog se ocal dealer write us directly parts available stock pt service assured Dealership inquiries invited elevators stabilizer Install wing tail surfaces fuselage install 1/32 balsa wing struts Adjusting fer Flight Use 6-in Peck Poly mers plastic prop Scrape blades re duce weight much possible balance make up prop /t dowel hub 1/32 balsa 1/64 plywood blades Soak form over 3-in can offset 150 left Bake oven 2000 30 minutes Slot hub /2 450 prop shaft end glue blades Install propeller 12-in loop 3/32 rubber Balance model level CG shown plans Add weight nose tail modeling clay until bal ances correctly Mine balanced additional weight Hand-wind about 200 turns hand launch check trim indoor flying modelers prefer right-hand circle power runs out circle will become smaller less likely hit walls indoor areas Out doors however prefer left-hand turn torque keeps nose up model much easier fly way gusty con ditions After have model trimmed wind winder sure use wind ing tube rubber breaks will tear up fuselage Always lube rubber motor find good idea make up couple motors wind broken until breaks install other airplane wind model about 100 less turns broken model proved good flier no trimming problems lot weight can saved eliminating half ribs using very lightweight indoor wood will increase flight performance because dont like ghost product review product review product review A4LJ-I KynawK injection moiuea foam kit intended Midwest RK-049 Axiflo ducted fan Cox Tee Dee gives 16 oz thrust 25% nitro fuel 20000 rpm Picture clearly shows complex ducting plane kit achieve thin wall section tail separate lightweight exhaust pipe locates ribs molded rear fuselage square hole two servos Midwest Pro ducts Co400 S Indiana StHobartIN 46342 product review product review product review planes like scale models look like real thing just skeleton shape sort resembles real plane Repair Fuselage/Teliczan continued page 55 allowed raise up fuselage strength repair will just fraction what would glass properly installed Now brush enough resin completely saturate cloth point finger can used assist flattening cloth After resin has cured closely inspect fuselage hairline cracks other weak soft areas easiest inspection method gently squeeze fuselage over repaired areas pops creaks chances im properly bonded area Over such area repeat cloth resin treatment Also over areas arent rigid sturdy original surface lay second layer cloth Dont forget resand gas-off areas resin cures wax-like coating top fresh resin wont bond After have satisfied yourself fuselage strong new fill ex ternal cracks chips other divots pasty mixture resin micro-balloons separations between layers glass cloth discovered work resin mix ture crevices trowel fash ioned popsicle stick August 1978 101 th Baron N