Radio Control Helicopters Larry Jolly WELCOME BACK month going continue discussion Scale Helicopters Last month recall discussed choosing subject obtaining documentation pro curing fiberglass fuselage am purposely discussing actual fabrication plug making mold intend cover tedious job future column cannot impress enough need good documentation choosing subject should pick machine either based close can get pictures Remember Scale Model Research Repla-Tech International dis posal have both catalogs see offer good subjects Ifyou interested Scale should write catalogs Ive listed addresses end column Now back bench Whenever possible like assemble intended mechanics fly fuselage shell assuming mechanics will allow you really cant fly old-style Hirobo Kavan Jet Ranger its shell because used structural members option available definitely fly mechanics will allow break-in engine mechanics same time get everything adjusted properly happy way Helicopter behaving attach two-pound weight bottom side frames Make sure weight attached securely Now re adjust machine normal flight will probably have adjust main rotor pitch curve have another couple degrees pitch hover Two pounds usually enough simulate added weight scale fuselage Now mechanics ready time think about going mount shell prefer build crutch assembly out one-eigth birch plywood act mount Some kits use two heavy rails mounted bottom shell purpose found method weaker crutch relatively easy delaminate two parallel beams bottom shell Whatever method use advisable tack-glue wooden mount place epoxy Super Jet later lay two-ounce glass cloth epoxy form fillet Dont bother trying secure mount fillet adhesive cloth strength such joint negliglble discussions Robert Gorham ad vised has substituted Bob Violetts Magnalite carbon-fiber composite ply wood gained added weight savings 20% mount secure fuselage shell mount mechanics completely screw chassis place mount tail drive subject has low tail rotor can use music wire tail drive running inside brass tube has high tail will have run speedometer cable inside tube use solid shafts corresponding gear box base fin sure tail-rotor drive securely mounted housing loose tail drive will tend whip inside fuselage causing vibration eventually coming loose Now mount radio landing gear Plan access holes englne muffler exhaust general cooling air cut out shell model has wooden stabilizer sand shape fiberglass three-quarter-ounce cloth before installing place fuselage will find much easier way have followed up point will now have Helicopter wrapped up translucent fiberglass shell waiting turned Scale Helicopter What Im trying say prefer make sure machine going function properly begin detail rather work other way round Think times youve seen modeler having hassles Scale ship Normally hes built beautiful model now hes trying make work Im lot confident Ive done homework beast already mechanically fit Now comes really satis fiing task detailing model. Im placing detailing finish under same heading because same thing difference finishing would what degree dwell detailing model fly FM probably will settle colorful paint scheme youre building Nats Scale entry youll have lot Whatever case proceed follows Dis assemble mechanics model now fuel-proof interior mounts shell usually use black dope epoxy will work equally well Next sand entire outside fiberglass fuselage like use 240 wet-or-dry sandpaper used wet step Pay particular attention joining seam Ideally surface fiberglass should dull sand may feel slight stickiness fuselage PVA water-soluble release agent substance makes paint fisheye fall off dont adequately sand wash shell Go glve outside surface good wash youre drying shell inspect imperfections like circle pinhole ding felt-tip marking pen am filling voids dont miss imperfections small 1/16-in deep less fill Bondo Glazing Spot Putty product dries quickiy easy apply long apply thinly trying fill canyon use standard Bondo Auto Filler filler dry sand again 240 sandpaper Clean shell dry andagaincheck surface dings have never use two applications putty did correctly now have dull clean fiberglass shell former pinholes identi fiable pinhead-size red dots Prepare mount windows next cockpit will inaccessible later now time add cockpit interior detail Glue win dows place mask off use Scotch green thinline tape actual paint line regular masking tape fill open areas thinline tape outstanding seems have just right amount tack doesnt leak Continued paze 139 July1986 51 Lynn Montgomerys Kavan Jet Ranger Its modeled afterthe medevac chopper used bythe hospital Fargo ND Kavan products now handled Hobby Shack US Craft uses 05 61 FSRH engine Alrtronics Module radio Sanyo gyro Photos Hugh Stanley Hugh Stanley Hirobo Bell 47 Photo taken March Iowa Boy Does look cold Hes doing control inspection before starting up flight Nice site Stans iarge-scaie Hirobo Lama An incred ible machine Its scale down three bladed main taii rotors What pity kits no longer production Stans petrol-powered Hirobo Bell UH-1 beautiful model shows what can done paying attention detail Larry has seen photos model flight several hundred feet up says very realistic TG Mfg 857 HIgh Mountain Rd North JaIqdon NI 07508 27-3841 money race champion ship fees nearly $1000 prizes awaited best pilots weather great Five rounds later Mr Chuck Eads Roseburg OR won Championships 20 points Mr Jim Trump won second place David Denison won third place Only sec ond divided Jims Davids average times five races Standard class won David Schrum Leo Baker second Glen Miller third done yet cause Championship won using pilots two best wins circuit races added Championship race 1986 OMPRA winner still Chuck Eads second place still Jim Trump Third place went Buddy Schwesinger barely beat David Denison Standard class saw Glen Miller first David Schrum second Leo Baker third Presentations made Chuck Eads could race Washington next day headed good dinner R R cama raderie would win Super Sport race next year Yes around simple umntimidating easy-to-fly Sig Super Sport out grass comes flashing Pylon heats great Sig Super Sport What about area Putting Pylon Race easy good way local club make some extra money will write future article Send pictures results contest will see what can get column See next month Bill Hager 706 Glen Haven Dr Conroe TX 77385 RC Helicopters/Jolly Continued page 51 paint Make sure interior fuselage protected dust like either mask off openings inside fill inside newspaper Now time prime model like use K&B Superpoxy primer use whatever have good experience possible spray primer possible brush primer fact may advisable fin tailpiane first coat careful weight will build up rapidly After primer dry sand again 240 wet-or-dry like sand wet cuts faster keeps dust water pail did good job hunting down repairing imperfections two sprayed coats usually enough give good cover Im running space problems now think Ill leave project point until next month Its bad idea let freshiy primered model age little before painting anyway months photos come us way Hugh Stanley Council Bluffs IA Stans club Skyhawks year put Heli copter expo Buds Hobbies dis cussion Ive Stan gather well-rounded-out group fliers Apparently really go Scale think thats great look forward flying summer fly chib have just finished new model dontyou send few pictures Id really like use column just think best chance get face Model Aviation BCNU Addresses Scale Model Research 418 East Oceanfront Newport Beach CA 92661 Repla-Tech International Inc 48500 McKen zie Highway Vida OR 97488 Larry Jolly 5501 W Como Santa Ana CA 92703 FFWC/Cowley Continued page 59 contemplating megabucks investmentif ongoing tests appear fruitftil end year well know way other FiC Power Nikolay Nakonechnys HH-23 pre requisite consistency rigors associated actually winning World Championships often exclude ultimate model What remarkable about current Russian Power models therefore now combine ex tremes both construction flight per formance high degree reliability new generation Russian model born 1980s wings constructed sheet covering balsa skinned Continued page 146 GOLDENERAPLANES 1 0 N E i 1 BUDS STAINLESS STEEL AMPHIBIAN BIPLANE 1035 SCALE 65 Vt PULL SIZE PLANS 408 5 CHANNEL OPERATION-POWER Os PSI2O 4C WT 3 LBS PER sa FT DETAILED PLANS ZO LEWIS PANCOAST BOX EER PAR N 0401061 PH 509- 276-5855 July1986 139 w New 3.d e1 SacblDobuarLIgbf eat welahi awedpf 31 -$32500 34- $38000 37 $40000 42 $42000 Includes Ship & Hand Engines Complete Nothing Extra Buy 11581015515 Laserarnie D iA Reg $24995wdwwhM-$27995 *7SIb4gSItNP 41w Features $uAlevabed frem newest German engines net Irma rttfO-ceupIelsaftee4GqQ pert Mutfler Mount ting Salts manTup mNOk Carburetor UnlwgCOIIunhlemICH Elincuonlaal IgnItion Pa* ty wlbh 5 Dolt Hub 83Wlstor 89k PIgs arranty FmityPtoauttiWpl*s CONTIOLIII TREKS PROFILE0COMBA 70RA T WIDE & NARROW WEDGE - 6 oz Capacities UKIFLOW & STIIDD Custom DianA Fil Ingredients deEared brnchure5OC sEamps/cheCk oni CAROLINA-TAFFIN DER 8345 Delhi Road charleston Hgts. sc 29418 803-563-7169
Edition: Model Aviation - 1986/07
Page Numbers: 51, 139
Radio Control Helicopters Larry Jolly WELCOME BACK month going continue discussion Scale Helicopters Last month recall discussed choosing subject obtaining documentation pro curing fiberglass fuselage am purposely discussing actual fabrication plug making mold intend cover tedious job future column cannot impress enough need good documentation choosing subject should pick machine either based close can get pictures Remember Scale Model Research Repla-Tech International dis posal have both catalogs see offer good subjects Ifyou interested Scale should write catalogs Ive listed addresses end column Now back bench Whenever possible like assemble intended mechanics fly fuselage shell assuming mechanics will allow you really cant fly old-style Hirobo Kavan Jet Ranger its shell because used structural members option available definitely fly mechanics will allow break-in engine mechanics same time get everything adjusted properly happy way Helicopter behaving attach two-pound weight bottom side frames Make sure weight attached securely Now re adjust machine normal flight will probably have adjust main rotor pitch curve have another couple degrees pitch hover Two pounds usually enough simulate added weight scale fuselage Now mechanics ready time think about going mount shell prefer build crutch assembly out one-eigth birch plywood act mount Some kits use two heavy rails mounted bottom shell purpose found method weaker crutch relatively easy delaminate two parallel beams bottom shell Whatever method use advisable tack-glue wooden mount place epoxy Super Jet later lay two-ounce glass cloth epoxy form fillet Dont bother trying secure mount fillet adhesive cloth strength such joint negliglble discussions Robert Gorham ad vised has substituted Bob Violetts Magnalite carbon-fiber composite ply wood gained added weight savings 20% mount secure fuselage shell mount mechanics completely screw chassis place mount tail drive subject has low tail rotor can use music wire tail drive running inside brass tube has high tail will have run speedometer cable inside tube use solid shafts corresponding gear box base fin sure tail-rotor drive securely mounted housing loose tail drive will tend whip inside fuselage causing vibration eventually coming loose Now mount radio landing gear Plan access holes englne muffler exhaust general cooling air cut out shell model has wooden stabilizer sand shape fiberglass three-quarter-ounce cloth before installing place fuselage will find much easier way have followed up point will now have Helicopter wrapped up translucent fiberglass shell waiting turned Scale Helicopter What Im trying say prefer make sure machine going function properly begin detail rather work other way round Think times youve seen modeler having hassles Scale ship Normally hes built beautiful model now hes trying make work Im lot confident Ive done homework beast already mechanically fit Now comes really satis fiing task detailing model. Im placing detailing finish under same heading because same thing difference finishing would what degree dwell detailing model fly FM probably will settle colorful paint scheme youre building Nats Scale entry youll have lot Whatever case proceed follows Dis assemble mechanics model now fuel-proof interior mounts shell usually use black dope epoxy will work equally well Next sand entire outside fiberglass fuselage like use 240 wet-or-dry sandpaper used wet step Pay particular attention joining seam Ideally surface fiberglass should dull sand may feel slight stickiness fuselage PVA water-soluble release agent substance makes paint fisheye fall off dont adequately sand wash shell Go glve outside surface good wash youre drying shell inspect imperfections like circle pinhole ding felt-tip marking pen am filling voids dont miss imperfections small 1/16-in deep less fill Bondo Glazing Spot Putty product dries quickiy easy apply long apply thinly trying fill canyon use standard Bondo Auto Filler filler dry sand again 240 sandpaper Clean shell dry andagaincheck surface dings have never use two applications putty did correctly now have dull clean fiberglass shell former pinholes identi fiable pinhead-size red dots Prepare mount windows next cockpit will inaccessible later now time add cockpit interior detail Glue win dows place mask off use Scotch green thinline tape actual paint line regular masking tape fill open areas thinline tape outstanding seems have just right amount tack doesnt leak Continued paze 139 July1986 51 Lynn Montgomerys Kavan Jet Ranger Its modeled afterthe medevac chopper used bythe hospital Fargo ND Kavan products now handled Hobby Shack US Craft uses 05 61 FSRH engine Alrtronics Module radio Sanyo gyro Photos Hugh Stanley Hugh Stanley Hirobo Bell 47 Photo taken March Iowa Boy Does look cold Hes doing control inspection before starting up flight Nice site Stans iarge-scaie Hirobo Lama An incred ible machine Its scale down three bladed main taii rotors What pity kits no longer production Stans petrol-powered Hirobo Bell UH-1 beautiful model shows what can done paying attention detail Larry has seen photos model flight several hundred feet up says very realistic TG Mfg 857 HIgh Mountain Rd North JaIqdon NI 07508 27-3841 money race champion ship fees nearly $1000 prizes awaited best pilots weather great Five rounds later Mr Chuck Eads Roseburg OR won Championships 20 points Mr Jim Trump won second place David Denison won third place Only sec ond divided Jims Davids average times five races Standard class won David Schrum Leo Baker second Glen Miller third done yet cause Championship won using pilots two best wins circuit races added Championship race 1986 OMPRA winner still Chuck Eads second place still Jim Trump Third place went Buddy Schwesinger barely beat David Denison Standard class saw Glen Miller first David Schrum second Leo Baker third Presentations made Chuck Eads could race Washington next day headed good dinner R R cama raderie would win Super Sport race next year Yes around simple umntimidating easy-to-fly Sig Super Sport out grass comes flashing Pylon heats great Sig Super Sport What about area Putting Pylon Race easy good way local club make some extra money will write future article Send pictures results contest will see what can get column See next month Bill Hager 706 Glen Haven Dr Conroe TX 77385 RC Helicopters/Jolly Continued page 51 paint Make sure interior fuselage protected dust like either mask off openings inside fill inside newspaper Now time prime model like use K&B Superpoxy primer use whatever have good experience possible spray primer possible brush primer fact may advisable fin tailpiane first coat careful weight will build up rapidly After primer dry sand again 240 wet-or-dry like sand wet cuts faster keeps dust water pail did good job hunting down repairing imperfections two sprayed coats usually enough give good cover Im running space problems now think Ill leave project point until next month Its bad idea let freshiy primered model age little before painting anyway months photos come us way Hugh Stanley Council Bluffs IA Stans club Skyhawks year put Heli copter expo Buds Hobbies dis cussion Ive Stan gather well-rounded-out group fliers Apparently really go Scale think thats great look forward flying summer fly chib have just finished new model dontyou send few pictures Id really like use column just think best chance get face Model Aviation BCNU Addresses Scale Model Research 418 East Oceanfront Newport Beach CA 92661 Repla-Tech International Inc 48500 McKen zie Highway Vida OR 97488 Larry Jolly 5501 W Como Santa Ana CA 92703 FFWC/Cowley Continued page 59 contemplating megabucks investmentif ongoing tests appear fruitftil end year well know way other FiC Power Nikolay Nakonechnys HH-23 pre requisite consistency rigors associated actually winning World Championships often exclude ultimate model What remarkable about current Russian Power models therefore now combine ex tremes both construction flight per formance high degree reliability new generation Russian model born 1980s wings constructed sheet covering balsa skinned Continued page 146 GOLDENERAPLANES 1 0 N E i 1 BUDS STAINLESS STEEL AMPHIBIAN BIPLANE 1035 SCALE 65 Vt PULL SIZE PLANS 408 5 CHANNEL OPERATION-POWER Os PSI2O 4C WT 3 LBS PER sa FT DETAILED PLANS ZO LEWIS PANCOAST BOX EER PAR N 0401061 PH 509- 276-5855 July1986 139 w New 3.d e1 SacblDobuarLIgbf eat welahi awedpf 31 -$32500 34- $38000 37 $40000 42 $42000 Includes Ship & Hand Engines Complete Nothing Extra Buy 11581015515 Laserarnie D iA Reg $24995wdwwhM-$27995 *7SIb4gSItNP 41w Features $uAlevabed frem newest German engines net Irma rttfO-ceupIelsaftee4GqQ pert Mutfler Mount ting Salts manTup mNOk Carburetor UnlwgCOIIunhlemICH Elincuonlaal IgnItion Pa* ty wlbh 5 Dolt Hub 83Wlstor 89k PIgs arranty FmityPtoauttiWpl*s CONTIOLIII TREKS PROFILE0COMBA 70RA T WIDE & NARROW WEDGE - 6 oz Capacities UKIFLOW & STIIDD Custom DianA Fil Ingredients deEared brnchure5OC sEamps/cheCk oni CAROLINA-TAFFIN DER 8345 Delhi Road charleston Hgts. sc 29418 803-563-7169