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RC Strider

Author: D. Birdwell


Edition: Model Aviation - 1997/05
Page Numbers: 10, 11, 12, 14, 15

This multipurpose TwoMeter sailplane can help step up U Dick n late 1995 after bunch fiberglass-and-foam-wing handlaunch gliders needed change pacemore flight time less work Two-Meter sailplane two- three-piece wing fit behind seat pickup right size built-up structure two three controls keep cost down durable structure will withstand winch zoom launch excellent soaring capabilities suitable begininer trainer would survive learning experience purpose glider defined lets look important part glider wing its airfoil planform foundation performance airfoil Richard Epplers E-205 selected because its wide range performance gentle stall its thick enough good spar depth enough bottom flat make easy build cover its long-proven history What planform optimum wing area within confine 79-inch wingspan previous glider designed strength wanted minimum weight going about 6 oz/sq ft wing area Using airfoil data preliminary calculations indicated wing area should four square feet weight verify wing area recalculated increasing weight increments As airspeed increased because higher wing loading performance improved because increased airfoil efficiency Lets turn dual advantage two wingsa light will have low flight speed trainer cleaned-up heavier wing sport contest 10 Model Aviation 4flying Mk light wing slow-flying very forgiving extremely durable glider will survive learning curve Mk LI high-performance wing Strider really starts shine will fly almost slowly Mk bit down trim really moves out fact glider able beat its performance old Prodigy Mk will outperform currently kitted built-up 2M glider CONSTRUCTION word about cost building cost plan materials will about same good kit Youll find Strider very easy build will take longer build kit because will have cut out parts up side youll have stronger better-performing glider made current kit Use weights wood called out plan Lighter betterits just weaker Use radio flight pack component sizes called out plan flying weight Strider Mk wing should about 24-25 ounces Mk II wing about 31 ounces Empennage fancy name start build horizontal vertical stabilizer Use razor saw cutting wood use care make good joints Use gap-filling cyanoacrylate CyA glue making stabilizer center fill piece glue two pieces 3A6 sheet together grain spanwise rudder cut firm piece A6 sheet A6 strips can added CyA sure everything kept flat well-bonded Fuselage I recommend kitting sides bulkheads first assembling according plans make fuselage sides cut forward aft 1/32 birch aircraft plywood doublers two must exactly shown forward doubler sets wing incidence aft doubler sets stabilizer decalage sets trim stability glider fuselage sides made 3/33 X 2 x 36 hard balsa sheets sheets must equal bending deflection dimensions must straight Locate plywood doublers balsa sheets After checking have right left side trace outline doubler sides suggest using aliphatic resin bonding doublers balsa sides Coat areas bonded let dry point just lose tackiness clothes iron set maximum temperature apply pressure heat until have complete bond 3/33 x 46 sticks may added sides clamped together match-sanded Bulkheads will complete fuselage kit balance fuselage construction 20- 30-minute epoxy suggested wing leading edge trailing edge bulkheads critical load carriers layout control tubes wing dowel forward bulkhead important holes rudder elevator tubes must match arms type servos plan use hole wing dowel should canted up three four degrees shown plans Transfer servo mounting lines fuselage sides glue dowels bulkheads assemble fuselage sides bulkheads make jig cutting block wood piece 2 x 6 exactly width main bulkheads about five inches long Drill couple clearance holes nails nail wood over top view plan Clamp sides block glue bulkheads place being careful align sides top view plan Dont overlook 1A2 plywood doubler bottom trailing edge bulkhead Glue bottom /16 balsa sheet may need temporary spreader forward bay Mark 1/16 bottom plywood shape note plywood extends forward first bulkhead cut glue place Install fin leading edge Vs balsa mounting sheet fuselage top 1/16 top sheeting stabilizer leading edge fin leading edge Add elevator rudder push-pull tubes May1997 11 Striders open framework shows strength simplicity construction Author says fuselage design bulletproof crash-resistant Receiver servos battery switch fit forward compartment ahead wing prototype used Sullivan carbon-fiber push-pull rods very easy install friction-free very temperature-stable nose block a sheet bottom fairing may added now sure fully bonded place top aft /16 sheeting may now completed Laminate nose hatch two balsa sheets slightly oversize shape underside hatch goes over wing area must shaped fit wing after completed Lightly tack-glue hatch place Fair nose top bottom shape shown plan Shape install ngular stabilizer mounting strips aft fuselage corners require minimal rounding bottom forward fairing prototype fiberglassed strongly recommended increases durability strength nose rear wing dowel may now glued place wing dowel front bulkhead should tight slip-fit removal dowel facilitates access servos installation changing later Wing Construction Mk II wing generally follows Mk except few items noted end section important part wing accurate ribs templates shown plans traced CAD print accurate 003 inch two wings plywood templates will work care taken final-shaping Stack/shape enough ribs wing panel time use straightedge between templates finishshaping Check building board straightness As may have noted no wingtip washout noted plan washout designed wingtip airfoil progression produces aerodynamic washout will need two tools speed things along small miter box cutting vertical-grain spar shear webs tool rib notches trailing edge notching tool easy create will need find two fine-tooth hacksaw blades taped glued together 1/32 balsa spacer between strip side depth stop Start center sections Pin trailing edge /I6 x wood bottom spar cap plan Note first three right left center ribs cut back /16 allow center-section sheeting point bottom center section sheeting between trailing edge spar may installed center rib should bonded place proper dihedral angle shear web bay should installed front edge spar cap shear web tip dihedral joint will required plywood splice plate takes its place Bond top spar cap front fairing strips leading edge bottom fairing strip center section sheeting may now completed install top sheet aft spar cap until panels joined wingtips similar construction center sections spar caps x ling edge stock has taper cut its width accommodate thinning airfoil Before joining wing panels leading edges should shaped using templates shown drawing leading edge tip little complex quite easily done 1A6 taper width done first will helpful control shaping front leading edge colored felt accent marker 12 Model Aviation -frame wing has no spoilers Can built one-piece three-piece unit Three-piece wing option D-tube construction spoilers D-tube wing permits winch launches Note spoiler joiner tube panel connect _I Be Control MASTER FINISHERST1 flexible hand file tem will make amasterofysurwork Cn a CD 1111111 CD D CD stered US PatentsC 2415367 26454 0 finishers perfect tools fora athe fast controlled removal wood metal other materials 0 oReach tight spaces effortlessly tools flexible come avariety project shapesa concave convex Achieve finish high luster coarse choice abra-— CD strips Fit strip job Auniquely designed sturdy tensioner CA keeps strip taut secure 0 work Make tensions adjust- s go easily C accessible thumbscrew CD 46 Year Track Record Since 1947 tool has available E0 2 professionals Now offered 1 t time general public Lifetime Guarantee CD If reason part fails E 6 normal usage retum Simpson ialty Tool postage paid will E replaced FREE OF CHARGE C ToOrder I For set 4 Finishers send check y order $3595 Simpson ialty Tool ox 5552 C I Novato CA 94948 call 415 0658 fax 415 382-0379 Cali- mia residents add sales tax Please I allow 2-3 weeks delivery Name _____________ ess__________ City StateZIPI Phone_______ j Join center sections using plywood joiner dihedral angle shown important flight handling dihedral less will have adverse effect Complete top sheeting fiberglass tape center section must area has highest stress part sailplane Use touch CyA hold fiberglass place applying epoxy finishing resin cloth Attach tips wing complete except final finishsanding Mk II Wing Five wing ribs will have modified shown plan spoilers leading edge two-piece balsa sub-leading edge bonding LE sheeting After sheeting LE cap basswood bonded place applying sheeting aliphatic resin dampen bonding area water slow its setting Install bottom sheet first Weight wing flat surface until dry sheet installed Note caution sheeting tips stock edge sheeting must trimmed grain runs shown plan sheet grain line spar may pull warp will make wing useless Mk II wing has built-in warp may too stiff correct Three-Piece Wing Option crux option alignment Stack-sand four 1/g hard balsa ribs together still pinned together drill /e 5/ holes located templates Dont forget 1A2 plywood plate fore aft spar cap boxing tube wire Covering/Assembly Finish-sand assemblies inspect sure match plan Always vacuum wipe away sanding dust tack cloth Before covering wing balance about centerline add weight required strongly suggested Mk wing covered MonoKote torsional rigidity less-rigid covering may allow wing flutter develop launch high speed I-light Line Toys RO Box use leaf-type binges control surfaces slots required will weaken structure gap decreases control efficiency covering type hinge far best difficult you may use ScotchTM plastic tape catalog #190 flat side V sure leave about 1/32 gap between surfaces Take extra care covering well-bonded structure installing tail surfaces sure covering removed bonding areas Take great deal care aligning tail surfaces bonding place Dont forget install wing-saddle tape Install radio components according instructions received radio installing push-pull rods use short nylon devises servo end control tube should protrude /8 forward front bulkhead dab epoxy bulkhead top fuselage will fix place control movement locate devises servo output arms control horns full servo rotation have 300 elevator 450 rudder transmitters dual rate off first-time flier set rudder dual rate 300 elevator 150 After flying progresses point learu gentle stick movements work better jamming bumping stick around should try flying rudder dual rate off maximum performance general flying relaxing fly elevator dual rate Flying A successful first flight starts thorough preflight setup inspection Inspect wing warps flat underside wing panel lays flat level surface wing perfect warps wing model may difficult impossible control launch flight Attach wing four top-quality #64 rubber bands launch hi-start use five winch launches nose E-Z BILT WWII Pedal Planes will have much fun building 3-6 year old will have flying Kit includes full size patterns complete instructions color photo list ready made parts included Kits $2000 total Specify plan wanted Kits available P-38 P-51 Brochure $100 SASE 3484 ngfield MO 65808 14 Model Aviation 4 hatch held place retainer shown plan retainer may made anything light stiff about 1A2 thick Fit retainer under wing rubber bands slide retainer tangs over aft edge hatch Set Strider level stand off bit view Stand back check control functions stick moved right rudder moved right same left stick pushed away elevator goes down toward elevator moves up balance point Center Gravity CU shown plan should marked bottom wing felt-tip pen Add lead trim weight nose until Strider balances balances aft noted CG will have less elevator control first flights find soft spot flying field some hand launches check trim first hi-start winch launch have club instructor experienced pilot make first few flights Strider has some very desirable flight characteristics found average trainer caught area sink downwind put few clicks down trim push stick forward pick up some airspeed back neutral will move out like someone turued small afterburuer After comfortable flying Strider start increasing wing loading adding ballast added weight really helps windy day slopeflying hot-dog flying will have go full elevator travel because inverted model needs full elevator authority Try Strideryoull like Twenty members club novice expert have thoroughly enjoyed goal 1997 use Strider complete League Silent Flight Levels IL III Birdwell 2481 Skylark Dr #7 San Jose CA 95125 May1997 15 DC Flight Training Beginner advanced tailored individuai long-time modeler full size airplane flight instruc tor will make progress fun easy during week stay beautiful far western North Carolina Write call information RC Flight Training 1635 Setawig Rd Brasstown NC 28902 704-389-8968

Author: D. Birdwell


Edition: Model Aviation - 1997/05
Page Numbers: 10, 11, 12, 14, 15

This multipurpose TwoMeter sailplane can help step up U Dick n late 1995 after bunch fiberglass-and-foam-wing handlaunch gliders needed change pacemore flight time less work Two-Meter sailplane two- three-piece wing fit behind seat pickup right size built-up structure two three controls keep cost down durable structure will withstand winch zoom launch excellent soaring capabilities suitable begininer trainer would survive learning experience purpose glider defined lets look important part glider wing its airfoil planform foundation performance airfoil Richard Epplers E-205 selected because its wide range performance gentle stall its thick enough good spar depth enough bottom flat make easy build cover its long-proven history What planform optimum wing area within confine 79-inch wingspan previous glider designed strength wanted minimum weight going about 6 oz/sq ft wing area Using airfoil data preliminary calculations indicated wing area should four square feet weight verify wing area recalculated increasing weight increments As airspeed increased because higher wing loading performance improved because increased airfoil efficiency Lets turn dual advantage two wingsa light will have low flight speed trainer cleaned-up heavier wing sport contest 10 Model Aviation 4flying Mk light wing slow-flying very forgiving extremely durable glider will survive learning curve Mk LI high-performance wing Strider really starts shine will fly almost slowly Mk bit down trim really moves out fact glider able beat its performance old Prodigy Mk will outperform currently kitted built-up 2M glider CONSTRUCTION word about cost building cost plan materials will about same good kit Youll find Strider very easy build will take longer build kit because will have cut out parts up side youll have stronger better-performing glider made current kit Use weights wood called out plan Lighter betterits just weaker Use radio flight pack component sizes called out plan flying weight Strider Mk wing should about 24-25 ounces Mk II wing about 31 ounces Empennage fancy name start build horizontal vertical stabilizer Use razor saw cutting wood use care make good joints Use gap-filling cyanoacrylate CyA glue making stabilizer center fill piece glue two pieces 3A6 sheet together grain spanwise rudder cut firm piece A6 sheet A6 strips can added CyA sure everything kept flat well-bonded Fuselage I recommend kitting sides bulkheads first assembling according plans make fuselage sides cut forward aft 1/32 birch aircraft plywood doublers two must exactly shown forward doubler sets wing incidence aft doubler sets stabilizer decalage sets trim stability glider fuselage sides made 3/33 X 2 x 36 hard balsa sheets sheets must equal bending deflection dimensions must straight Locate plywood doublers balsa sheets After checking have right left side trace outline doubler sides suggest using aliphatic resin bonding doublers balsa sides Coat areas bonded let dry point just lose tackiness clothes iron set maximum temperature apply pressure heat until have complete bond 3/33 x 46 sticks may added sides clamped together match-sanded Bulkheads will complete fuselage kit balance fuselage construction 20- 30-minute epoxy suggested wing leading edge trailing edge bulkheads critical load carriers layout control tubes wing dowel forward bulkhead important holes rudder elevator tubes must match arms type servos plan use hole wing dowel should canted up three four degrees shown plans Transfer servo mounting lines fuselage sides glue dowels bulkheads assemble fuselage sides bulkheads make jig cutting block wood piece 2 x 6 exactly width main bulkheads about five inches long Drill couple clearance holes nails nail wood over top view plan Clamp sides block glue bulkheads place being careful align sides top view plan Dont overlook 1A2 plywood doubler bottom trailing edge bulkhead Glue bottom /16 balsa sheet may need temporary spreader forward bay Mark 1/16 bottom plywood shape note plywood extends forward first bulkhead cut glue place Install fin leading edge Vs balsa mounting sheet fuselage top 1/16 top sheeting stabilizer leading edge fin leading edge Add elevator rudder push-pull tubes May1997 11 Striders open framework shows strength simplicity construction Author says fuselage design bulletproof crash-resistant Receiver servos battery switch fit forward compartment ahead wing prototype used Sullivan carbon-fiber push-pull rods very easy install friction-free very temperature-stable nose block a sheet bottom fairing may added now sure fully bonded place top aft /16 sheeting may now completed Laminate nose hatch two balsa sheets slightly oversize shape underside hatch goes over wing area must shaped fit wing after completed Lightly tack-glue hatch place Fair nose top bottom shape shown plan Shape install ngular stabilizer mounting strips aft fuselage corners require minimal rounding bottom forward fairing prototype fiberglassed strongly recommended increases durability strength nose rear wing dowel may now glued place wing dowel front bulkhead should tight slip-fit removal dowel facilitates access servos installation changing later Wing Construction Mk II wing generally follows Mk except few items noted end section important part wing accurate ribs templates shown plans traced CAD print accurate 003 inch two wings plywood templates will work care taken final-shaping Stack/shape enough ribs wing panel time use straightedge between templates finishshaping Check building board straightness As may have noted no wingtip washout noted plan washout designed wingtip airfoil progression produces aerodynamic washout will need two tools speed things along small miter box cutting vertical-grain spar shear webs tool rib notches trailing edge notching tool easy create will need find two fine-tooth hacksaw blades taped glued together 1/32 balsa spacer between strip side depth stop Start center sections Pin trailing edge /I6 x wood bottom spar cap plan Note first three right left center ribs cut back /16 allow center-section sheeting point bottom center section sheeting between trailing edge spar may installed center rib should bonded place proper dihedral angle shear web bay should installed front edge spar cap shear web tip dihedral joint will required plywood splice plate takes its place Bond top spar cap front fairing strips leading edge bottom fairing strip center section sheeting may now completed install top sheet aft spar cap until panels joined wingtips similar construction center sections spar caps x ling edge stock has taper cut its width accommodate thinning airfoil Before joining wing panels leading edges should shaped using templates shown drawing leading edge tip little complex quite easily done 1A6 taper width done first will helpful control shaping front leading edge colored felt accent marker 12 Model Aviation -frame wing has no spoilers Can built one-piece three-piece unit Three-piece wing option D-tube construction spoilers D-tube wing permits winch launches Note spoiler joiner tube panel connect _I Be Control MASTER FINISHERST1 flexible hand file tem will make amasterofysurwork Cn a CD 1111111 CD D CD stered US PatentsC 2415367 26454 0 finishers perfect tools fora athe fast controlled removal wood metal other materials 0 oReach tight spaces effortlessly tools flexible come avariety project shapesa concave convex Achieve finish high luster coarse choice abra-— CD strips Fit strip job Auniquely designed sturdy tensioner CA keeps strip taut secure 0 work Make tensions adjust- s go easily C accessible thumbscrew CD 46 Year Track Record Since 1947 tool has available E0 2 professionals Now offered 1 t time general public Lifetime Guarantee CD If reason part fails E 6 normal usage retum Simpson ialty Tool postage paid will E replaced FREE OF CHARGE C ToOrder I For set 4 Finishers send check y order $3595 Simpson ialty Tool ox 5552 C I Novato CA 94948 call 415 0658 fax 415 382-0379 Cali- mia residents add sales tax Please I allow 2-3 weeks delivery Name _____________ ess__________ City StateZIPI Phone_______ j Join center sections using plywood joiner dihedral angle shown important flight handling dihedral less will have adverse effect Complete top sheeting fiberglass tape center section must area has highest stress part sailplane Use touch CyA hold fiberglass place applying epoxy finishing resin cloth Attach tips wing complete except final finishsanding Mk II Wing Five wing ribs will have modified shown plan spoilers leading edge two-piece balsa sub-leading edge bonding LE sheeting After sheeting LE cap basswood bonded place applying sheeting aliphatic resin dampen bonding area water slow its setting Install bottom sheet first Weight wing flat surface until dry sheet installed Note caution sheeting tips stock edge sheeting must trimmed grain runs shown plan sheet grain line spar may pull warp will make wing useless Mk II wing has built-in warp may too stiff correct Three-Piece Wing Option crux option alignment Stack-sand four 1/g hard balsa ribs together still pinned together drill /e 5/ holes located templates Dont forget 1A2 plywood plate fore aft spar cap boxing tube wire Covering/Assembly Finish-sand assemblies inspect sure match plan Always vacuum wipe away sanding dust tack cloth Before covering wing balance about centerline add weight required strongly suggested Mk wing covered MonoKote torsional rigidity less-rigid covering may allow wing flutter develop launch high speed I-light Line Toys RO Box use leaf-type binges control surfaces slots required will weaken structure gap decreases control efficiency covering type hinge far best difficult you may use ScotchTM plastic tape catalog #190 flat side V sure leave about 1/32 gap between surfaces Take extra care covering well-bonded structure installing tail surfaces sure covering removed bonding areas Take great deal care aligning tail surfaces bonding place Dont forget install wing-saddle tape Install radio components according instructions received radio installing push-pull rods use short nylon devises servo end control tube should protrude /8 forward front bulkhead dab epoxy bulkhead top fuselage will fix place control movement locate devises servo output arms control horns full servo rotation have 300 elevator 450 rudder transmitters dual rate off first-time flier set rudder dual rate 300 elevator 150 After flying progresses point learu gentle stick movements work better jamming bumping stick around should try flying rudder dual rate off maximum performance general flying relaxing fly elevator dual rate Flying A successful first flight starts thorough preflight setup inspection Inspect wing warps flat underside wing panel lays flat level surface wing perfect warps wing model may difficult impossible control launch flight Attach wing four top-quality #64 rubber bands launch hi-start use five winch launches nose E-Z BILT WWII Pedal Planes will have much fun building 3-6 year old will have flying Kit includes full size patterns complete instructions color photo list ready made parts included Kits $2000 total Specify plan wanted Kits available P-38 P-51 Brochure $100 SASE 3484 ngfield MO 65808 14 Model Aviation 4 hatch held place retainer shown plan retainer may made anything light stiff about 1A2 thick Fit retainer under wing rubber bands slide retainer tangs over aft edge hatch Set Strider level stand off bit view Stand back check control functions stick moved right rudder moved right same left stick pushed away elevator goes down toward elevator moves up balance point Center Gravity CU shown plan should marked bottom wing felt-tip pen Add lead trim weight nose until Strider balances balances aft noted CG will have less elevator control first flights find soft spot flying field some hand launches check trim first hi-start winch launch have club instructor experienced pilot make first few flights Strider has some very desirable flight characteristics found average trainer caught area sink downwind put few clicks down trim push stick forward pick up some airspeed back neutral will move out like someone turued small afterburuer After comfortable flying Strider start increasing wing loading adding ballast added weight really helps windy day slopeflying hot-dog flying will have go full elevator travel because inverted model needs full elevator authority Try Strideryoull like Twenty members club novice expert have thoroughly enjoyed goal 1997 use Strider complete League Silent Flight Levels IL III Birdwell 2481 Skylark Dr #7 San Jose CA 95125 May1997 15 DC Flight Training Beginner advanced tailored individuai long-time modeler full size airplane flight instruc tor will make progress fun easy during week stay beautiful far western North Carolina Write call information RC Flight Training 1635 Setawig Rd Brasstown NC 28902 704-389-8968

Author: D. Birdwell


Edition: Model Aviation - 1997/05
Page Numbers: 10, 11, 12, 14, 15

This multipurpose TwoMeter sailplane can help step up U Dick n late 1995 after bunch fiberglass-and-foam-wing handlaunch gliders needed change pacemore flight time less work Two-Meter sailplane two- three-piece wing fit behind seat pickup right size built-up structure two three controls keep cost down durable structure will withstand winch zoom launch excellent soaring capabilities suitable begininer trainer would survive learning experience purpose glider defined lets look important part glider wing its airfoil planform foundation performance airfoil Richard Epplers E-205 selected because its wide range performance gentle stall its thick enough good spar depth enough bottom flat make easy build cover its long-proven history What planform optimum wing area within confine 79-inch wingspan previous glider designed strength wanted minimum weight going about 6 oz/sq ft wing area Using airfoil data preliminary calculations indicated wing area should four square feet weight verify wing area recalculated increasing weight increments As airspeed increased because higher wing loading performance improved because increased airfoil efficiency Lets turn dual advantage two wingsa light will have low flight speed trainer cleaned-up heavier wing sport contest 10 Model Aviation 4flying Mk light wing slow-flying very forgiving extremely durable glider will survive learning curve Mk LI high-performance wing Strider really starts shine will fly almost slowly Mk bit down trim really moves out fact glider able beat its performance old Prodigy Mk will outperform currently kitted built-up 2M glider CONSTRUCTION word about cost building cost plan materials will about same good kit Youll find Strider very easy build will take longer build kit because will have cut out parts up side youll have stronger better-performing glider made current kit Use weights wood called out plan Lighter betterits just weaker Use radio flight pack component sizes called out plan flying weight Strider Mk wing should about 24-25 ounces Mk II wing about 31 ounces Empennage fancy name start build horizontal vertical stabilizer Use razor saw cutting wood use care make good joints Use gap-filling cyanoacrylate CyA glue making stabilizer center fill piece glue two pieces 3A6 sheet together grain spanwise rudder cut firm piece A6 sheet A6 strips can added CyA sure everything kept flat well-bonded Fuselage I recommend kitting sides bulkheads first assembling according plans make fuselage sides cut forward aft 1/32 birch aircraft plywood doublers two must exactly shown forward doubler sets wing incidence aft doubler sets stabilizer decalage sets trim stability glider fuselage sides made 3/33 X 2 x 36 hard balsa sheets sheets must equal bending deflection dimensions must straight Locate plywood doublers balsa sheets After checking have right left side trace outline doubler sides suggest using aliphatic resin bonding doublers balsa sides Coat areas bonded let dry point just lose tackiness clothes iron set maximum temperature apply pressure heat until have complete bond 3/33 x 46 sticks may added sides clamped together match-sanded Bulkheads will complete fuselage kit balance fuselage construction 20- 30-minute epoxy suggested wing leading edge trailing edge bulkheads critical load carriers layout control tubes wing dowel forward bulkhead important holes rudder elevator tubes must match arms type servos plan use hole wing dowel should canted up three four degrees shown plans Transfer servo mounting lines fuselage sides glue dowels bulkheads assemble fuselage sides bulkheads make jig cutting block wood piece 2 x 6 exactly width main bulkheads about five inches long Drill couple clearance holes nails nail wood over top view plan Clamp sides block glue bulkheads place being careful align sides top view plan Dont overlook 1A2 plywood doubler bottom trailing edge bulkhead Glue bottom /16 balsa sheet may need temporary spreader forward bay Mark 1/16 bottom plywood shape note plywood extends forward first bulkhead cut glue place Install fin leading edge Vs balsa mounting sheet fuselage top 1/16 top sheeting stabilizer leading edge fin leading edge Add elevator rudder push-pull tubes May1997 11 Striders open framework shows strength simplicity construction Author says fuselage design bulletproof crash-resistant Receiver servos battery switch fit forward compartment ahead wing prototype used Sullivan carbon-fiber push-pull rods very easy install friction-free very temperature-stable nose block a sheet bottom fairing may added now sure fully bonded place top aft /16 sheeting may now completed Laminate nose hatch two balsa sheets slightly oversize shape underside hatch goes over wing area must shaped fit wing after completed Lightly tack-glue hatch place Fair nose top bottom shape shown plan Shape install ngular stabilizer mounting strips aft fuselage corners require minimal rounding bottom forward fairing prototype fiberglassed strongly recommended increases durability strength nose rear wing dowel may now glued place wing dowel front bulkhead should tight slip-fit removal dowel facilitates access servos installation changing later Wing Construction Mk II wing generally follows Mk except few items noted end section important part wing accurate ribs templates shown plans traced CAD print accurate 003 inch two wings plywood templates will work care taken final-shaping Stack/shape enough ribs wing panel time use straightedge between templates finishshaping Check building board straightness As may have noted no wingtip washout noted plan washout designed wingtip airfoil progression produces aerodynamic washout will need two tools speed things along small miter box cutting vertical-grain spar shear webs tool rib notches trailing edge notching tool easy create will need find two fine-tooth hacksaw blades taped glued together 1/32 balsa spacer between strip side depth stop Start center sections Pin trailing edge /I6 x wood bottom spar cap plan Note first three right left center ribs cut back /16 allow center-section sheeting point bottom center section sheeting between trailing edge spar may installed center rib should bonded place proper dihedral angle shear web bay should installed front edge spar cap shear web tip dihedral joint will required plywood splice plate takes its place Bond top spar cap front fairing strips leading edge bottom fairing strip center section sheeting may now completed install top sheet aft spar cap until panels joined wingtips similar construction center sections spar caps x ling edge stock has taper cut its width accommodate thinning airfoil Before joining wing panels leading edges should shaped using templates shown drawing leading edge tip little complex quite easily done 1A6 taper width done first will helpful control shaping front leading edge colored felt accent marker 12 Model Aviation -frame wing has no spoilers Can built one-piece three-piece unit Three-piece wing option D-tube construction spoilers D-tube wing permits winch launches Note spoiler joiner tube panel connect _I Be Control MASTER FINISHERST1 flexible hand file tem will make amasterofysurwork Cn a CD 1111111 CD D CD stered US PatentsC 2415367 26454 0 finishers perfect tools fora athe fast controlled removal wood metal other materials 0 oReach tight spaces effortlessly tools flexible come avariety project shapesa concave convex Achieve finish high luster coarse choice abra-— CD strips Fit strip job Auniquely designed sturdy tensioner CA keeps strip taut secure 0 work Make tensions adjust- s go easily C accessible thumbscrew CD 46 Year Track Record Since 1947 tool has available E0 2 professionals Now offered 1 t time general public Lifetime Guarantee CD If reason part fails E 6 normal usage retum Simpson ialty Tool postage paid will E replaced FREE OF CHARGE C ToOrder I For set 4 Finishers send check y order $3595 Simpson ialty Tool ox 5552 C I Novato CA 94948 call 415 0658 fax 415 382-0379 Cali- mia residents add sales tax Please I allow 2-3 weeks delivery Name _____________ ess__________ City StateZIPI Phone_______ j Join center sections using plywood joiner dihedral angle shown important flight handling dihedral less will have adverse effect Complete top sheeting fiberglass tape center section must area has highest stress part sailplane Use touch CyA hold fiberglass place applying epoxy finishing resin cloth Attach tips wing complete except final finishsanding Mk II Wing Five wing ribs will have modified shown plan spoilers leading edge two-piece balsa sub-leading edge bonding LE sheeting After sheeting LE cap basswood bonded place applying sheeting aliphatic resin dampen bonding area water slow its setting Install bottom sheet first Weight wing flat surface until dry sheet installed Note caution sheeting tips stock edge sheeting must trimmed grain runs shown plan sheet grain line spar may pull warp will make wing useless Mk II wing has built-in warp may too stiff correct Three-Piece Wing Option crux option alignment Stack-sand four 1/g hard balsa ribs together still pinned together drill /e 5/ holes located templates Dont forget 1A2 plywood plate fore aft spar cap boxing tube wire Covering/Assembly Finish-sand assemblies inspect sure match plan Always vacuum wipe away sanding dust tack cloth Before covering wing balance about centerline add weight required strongly suggested Mk wing covered MonoKote torsional rigidity less-rigid covering may allow wing flutter develop launch high speed I-light Line Toys RO Box use leaf-type binges control surfaces slots required will weaken structure gap decreases control efficiency covering type hinge far best difficult you may use ScotchTM plastic tape catalog #190 flat side V sure leave about 1/32 gap between surfaces Take extra care covering well-bonded structure installing tail surfaces sure covering removed bonding areas Take great deal care aligning tail surfaces bonding place Dont forget install wing-saddle tape Install radio components according instructions received radio installing push-pull rods use short nylon devises servo end control tube should protrude /8 forward front bulkhead dab epoxy bulkhead top fuselage will fix place control movement locate devises servo output arms control horns full servo rotation have 300 elevator 450 rudder transmitters dual rate off first-time flier set rudder dual rate 300 elevator 150 After flying progresses point learu gentle stick movements work better jamming bumping stick around should try flying rudder dual rate off maximum performance general flying relaxing fly elevator dual rate Flying A successful first flight starts thorough preflight setup inspection Inspect wing warps flat underside wing panel lays flat level surface wing perfect warps wing model may difficult impossible control launch flight Attach wing four top-quality #64 rubber bands launch hi-start use five winch launches nose E-Z BILT WWII Pedal Planes will have much fun building 3-6 year old will have flying Kit includes full size patterns complete instructions color photo list ready made parts included Kits $2000 total Specify plan wanted Kits available P-38 P-51 Brochure $100 SASE 3484 ngfield MO 65808 14 Model Aviation 4 hatch held place retainer shown plan retainer may made anything light stiff about 1A2 thick Fit retainer under wing rubber bands slide retainer tangs over aft edge hatch Set Strider level stand off bit view Stand back check control functions stick moved right rudder moved right same left stick pushed away elevator goes down toward elevator moves up balance point Center Gravity CU shown plan should marked bottom wing felt-tip pen Add lead trim weight nose until Strider balances balances aft noted CG will have less elevator control first flights find soft spot flying field some hand launches check trim first hi-start winch launch have club instructor experienced pilot make first few flights Strider has some very desirable flight characteristics found average trainer caught area sink downwind put few clicks down trim push stick forward pick up some airspeed back neutral will move out like someone turued small afterburuer After comfortable flying Strider start increasing wing loading adding ballast added weight really helps windy day slopeflying hot-dog flying will have go full elevator travel because inverted model needs full elevator authority Try Strideryoull like Twenty members club novice expert have thoroughly enjoyed goal 1997 use Strider complete League Silent Flight Levels IL III Birdwell 2481 Skylark Dr #7 San Jose CA 95125 May1997 15 DC Flight Training Beginner advanced tailored individuai long-time modeler full size airplane flight instruc tor will make progress fun easy during week stay beautiful far western North Carolina Write call information RC Flight Training 1635 Setawig Rd Brasstown NC 28902 704-389-8968

Author: D. Birdwell


Edition: Model Aviation - 1997/05
Page Numbers: 10, 11, 12, 14, 15

This multipurpose TwoMeter sailplane can help step up U Dick n late 1995 after bunch fiberglass-and-foam-wing handlaunch gliders needed change pacemore flight time less work Two-Meter sailplane two- three-piece wing fit behind seat pickup right size built-up structure two three controls keep cost down durable structure will withstand winch zoom launch excellent soaring capabilities suitable begininer trainer would survive learning experience purpose glider defined lets look important part glider wing its airfoil planform foundation performance airfoil Richard Epplers E-205 selected because its wide range performance gentle stall its thick enough good spar depth enough bottom flat make easy build cover its long-proven history What planform optimum wing area within confine 79-inch wingspan previous glider designed strength wanted minimum weight going about 6 oz/sq ft wing area Using airfoil data preliminary calculations indicated wing area should four square feet weight verify wing area recalculated increasing weight increments As airspeed increased because higher wing loading performance improved because increased airfoil efficiency Lets turn dual advantage two wingsa light will have low flight speed trainer cleaned-up heavier wing sport contest 10 Model Aviation 4flying Mk light wing slow-flying very forgiving extremely durable glider will survive learning curve Mk LI high-performance wing Strider really starts shine will fly almost slowly Mk bit down trim really moves out fact glider able beat its performance old Prodigy Mk will outperform currently kitted built-up 2M glider CONSTRUCTION word about cost building cost plan materials will about same good kit Youll find Strider very easy build will take longer build kit because will have cut out parts up side youll have stronger better-performing glider made current kit Use weights wood called out plan Lighter betterits just weaker Use radio flight pack component sizes called out plan flying weight Strider Mk wing should about 24-25 ounces Mk II wing about 31 ounces Empennage fancy name start build horizontal vertical stabilizer Use razor saw cutting wood use care make good joints Use gap-filling cyanoacrylate CyA glue making stabilizer center fill piece glue two pieces 3A6 sheet together grain spanwise rudder cut firm piece A6 sheet A6 strips can added CyA sure everything kept flat well-bonded Fuselage I recommend kitting sides bulkheads first assembling according plans make fuselage sides cut forward aft 1/32 birch aircraft plywood doublers two must exactly shown forward doubler sets wing incidence aft doubler sets stabilizer decalage sets trim stability glider fuselage sides made 3/33 X 2 x 36 hard balsa sheets sheets must equal bending deflection dimensions must straight Locate plywood doublers balsa sheets After checking have right left side trace outline doubler sides suggest using aliphatic resin bonding doublers balsa sides Coat areas bonded let dry point just lose tackiness clothes iron set maximum temperature apply pressure heat until have complete bond 3/33 x 46 sticks may added sides clamped together match-sanded Bulkheads will complete fuselage kit balance fuselage construction 20- 30-minute epoxy suggested wing leading edge trailing edge bulkheads critical load carriers layout control tubes wing dowel forward bulkhead important holes rudder elevator tubes must match arms type servos plan use hole wing dowel should canted up three four degrees shown plans Transfer servo mounting lines fuselage sides glue dowels bulkheads assemble fuselage sides bulkheads make jig cutting block wood piece 2 x 6 exactly width main bulkheads about five inches long Drill couple clearance holes nails nail wood over top view plan Clamp sides block glue bulkheads place being careful align sides top view plan Dont overlook 1A2 plywood doubler bottom trailing edge bulkhead Glue bottom /16 balsa sheet may need temporary spreader forward bay Mark 1/16 bottom plywood shape note plywood extends forward first bulkhead cut glue place Install fin leading edge Vs balsa mounting sheet fuselage top 1/16 top sheeting stabilizer leading edge fin leading edge Add elevator rudder push-pull tubes May1997 11 Striders open framework shows strength simplicity construction Author says fuselage design bulletproof crash-resistant Receiver servos battery switch fit forward compartment ahead wing prototype used Sullivan carbon-fiber push-pull rods very easy install friction-free very temperature-stable nose block a sheet bottom fairing may added now sure fully bonded place top aft /16 sheeting may now completed Laminate nose hatch two balsa sheets slightly oversize shape underside hatch goes over wing area must shaped fit wing after completed Lightly tack-glue hatch place Fair nose top bottom shape shown plan Shape install ngular stabilizer mounting strips aft fuselage corners require minimal rounding bottom forward fairing prototype fiberglassed strongly recommended increases durability strength nose rear wing dowel may now glued place wing dowel front bulkhead should tight slip-fit removal dowel facilitates access servos installation changing later Wing Construction Mk II wing generally follows Mk except few items noted end section important part wing accurate ribs templates shown plans traced CAD print accurate 003 inch two wings plywood templates will work care taken final-shaping Stack/shape enough ribs wing panel time use straightedge between templates finishshaping Check building board straightness As may have noted no wingtip washout noted plan washout designed wingtip airfoil progression produces aerodynamic washout will need two tools speed things along small miter box cutting vertical-grain spar shear webs tool rib notches trailing edge notching tool easy create will need find two fine-tooth hacksaw blades taped glued together 1/32 balsa spacer between strip side depth stop Start center sections Pin trailing edge /I6 x wood bottom spar cap plan Note first three right left center ribs cut back /16 allow center-section sheeting point bottom center section sheeting between trailing edge spar may installed center rib should bonded place proper dihedral angle shear web bay should installed front edge spar cap shear web tip dihedral joint will required plywood splice plate takes its place Bond top spar cap front fairing strips leading edge bottom fairing strip center section sheeting may now completed install top sheet aft spar cap until panels joined wingtips similar construction center sections spar caps x ling edge stock has taper cut its width accommodate thinning airfoil Before joining wing panels leading edges should shaped using templates shown drawing leading edge tip little complex quite easily done 1A6 taper width done first will helpful control shaping front leading edge colored felt accent marker 12 Model Aviation -frame wing has no spoilers Can built one-piece three-piece unit Three-piece wing option D-tube construction spoilers D-tube wing permits winch launches Note spoiler joiner tube panel connect _I Be Control MASTER FINISHERST1 flexible hand file tem will make amasterofysurwork Cn a CD 1111111 CD D CD stered US PatentsC 2415367 26454 0 finishers perfect tools fora athe fast controlled removal wood metal other materials 0 oReach tight spaces effortlessly tools flexible come avariety project shapesa concave convex Achieve finish high luster coarse choice abra-— CD strips Fit strip job Auniquely designed sturdy tensioner CA keeps strip taut secure 0 work Make tensions adjust- s go easily C accessible thumbscrew CD 46 Year Track Record Since 1947 tool has available E0 2 professionals Now offered 1 t time general public Lifetime Guarantee CD If reason part fails E 6 normal usage retum Simpson ialty Tool postage paid will E replaced FREE OF CHARGE C ToOrder I For set 4 Finishers send check y order $3595 Simpson ialty Tool ox 5552 C I Novato CA 94948 call 415 0658 fax 415 382-0379 Cali- mia residents add sales tax Please I allow 2-3 weeks delivery Name _____________ ess__________ City StateZIPI Phone_______ j Join center sections using plywood joiner dihedral angle shown important flight handling dihedral less will have adverse effect Complete top sheeting fiberglass tape center section must area has highest stress part sailplane Use touch CyA hold fiberglass place applying epoxy finishing resin cloth Attach tips wing complete except final finishsanding Mk II Wing Five wing ribs will have modified shown plan spoilers leading edge two-piece balsa sub-leading edge bonding LE sheeting After sheeting LE cap basswood bonded place applying sheeting aliphatic resin dampen bonding area water slow its setting Install bottom sheet first Weight wing flat surface until dry sheet installed Note caution sheeting tips stock edge sheeting must trimmed grain runs shown plan sheet grain line spar may pull warp will make wing useless Mk II wing has built-in warp may too stiff correct Three-Piece Wing Option crux option alignment Stack-sand four 1/g hard balsa ribs together still pinned together drill /e 5/ holes located templates Dont forget 1A2 plywood plate fore aft spar cap boxing tube wire Covering/Assembly Finish-sand assemblies inspect sure match plan Always vacuum wipe away sanding dust tack cloth Before covering wing balance about centerline add weight required strongly suggested Mk wing covered MonoKote torsional rigidity less-rigid covering may allow wing flutter develop launch high speed I-light Line Toys RO Box use leaf-type binges control surfaces slots required will weaken structure gap decreases control efficiency covering type hinge far best difficult you may use ScotchTM plastic tape catalog #190 flat side V sure leave about 1/32 gap between surfaces Take extra care covering well-bonded structure installing tail surfaces sure covering removed bonding areas Take great deal care aligning tail surfaces bonding place Dont forget install wing-saddle tape Install radio components according instructions received radio installing push-pull rods use short nylon devises servo end control tube should protrude /8 forward front bulkhead dab epoxy bulkhead top fuselage will fix place control movement locate devises servo output arms control horns full servo rotation have 300 elevator 450 rudder transmitters dual rate off first-time flier set rudder dual rate 300 elevator 150 After flying progresses point learu gentle stick movements work better jamming bumping stick around should try flying rudder dual rate off maximum performance general flying relaxing fly elevator dual rate Flying A successful first flight starts thorough preflight setup inspection Inspect wing warps flat underside wing panel lays flat level surface wing perfect warps wing model may difficult impossible control launch flight Attach wing four top-quality #64 rubber bands launch hi-start use five winch launches nose E-Z BILT WWII Pedal Planes will have much fun building 3-6 year old will have flying Kit includes full size patterns complete instructions color photo list ready made parts included Kits $2000 total Specify plan wanted Kits available P-38 P-51 Brochure $100 SASE 3484 ngfield MO 65808 14 Model Aviation 4 hatch held place retainer shown plan retainer may made anything light stiff about 1A2 thick Fit retainer under wing rubber bands slide retainer tangs over aft edge hatch Set Strider level stand off bit view Stand back check control functions stick moved right rudder moved right same left stick pushed away elevator goes down toward elevator moves up balance point Center Gravity CU shown plan should marked bottom wing felt-tip pen Add lead trim weight nose until Strider balances balances aft noted CG will have less elevator control first flights find soft spot flying field some hand launches check trim first hi-start winch launch have club instructor experienced pilot make first few flights Strider has some very desirable flight characteristics found average trainer caught area sink downwind put few clicks down trim push stick forward pick up some airspeed back neutral will move out like someone turued small afterburuer After comfortable flying Strider start increasing wing loading adding ballast added weight really helps windy day slopeflying hot-dog flying will have go full elevator travel because inverted model needs full elevator authority Try Strideryoull like Twenty members club novice expert have thoroughly enjoyed goal 1997 use Strider complete League Silent Flight Levels IL III Birdwell 2481 Skylark Dr #7 San Jose CA 95125 May1997 15 DC Flight Training Beginner advanced tailored individuai long-time modeler full size airplane flight instruc tor will make progress fun easy during week stay beautiful far western North Carolina Write call information RC Flight Training 1635 Setawig Rd Brasstown NC 28902 704-389-8968

Author: D. Birdwell


Edition: Model Aviation - 1997/05
Page Numbers: 10, 11, 12, 14, 15

This multipurpose TwoMeter sailplane can help step up U Dick n late 1995 after bunch fiberglass-and-foam-wing handlaunch gliders needed change pacemore flight time less work Two-Meter sailplane two- three-piece wing fit behind seat pickup right size built-up structure two three controls keep cost down durable structure will withstand winch zoom launch excellent soaring capabilities suitable begininer trainer would survive learning experience purpose glider defined lets look important part glider wing its airfoil planform foundation performance airfoil Richard Epplers E-205 selected because its wide range performance gentle stall its thick enough good spar depth enough bottom flat make easy build cover its long-proven history What planform optimum wing area within confine 79-inch wingspan previous glider designed strength wanted minimum weight going about 6 oz/sq ft wing area Using airfoil data preliminary calculations indicated wing area should four square feet weight verify wing area recalculated increasing weight increments As airspeed increased because higher wing loading performance improved because increased airfoil efficiency Lets turn dual advantage two wingsa light will have low flight speed trainer cleaned-up heavier wing sport contest 10 Model Aviation 4flying Mk light wing slow-flying very forgiving extremely durable glider will survive learning curve Mk LI high-performance wing Strider really starts shine will fly almost slowly Mk bit down trim really moves out fact glider able beat its performance old Prodigy Mk will outperform currently kitted built-up 2M glider CONSTRUCTION word about cost building cost plan materials will about same good kit Youll find Strider very easy build will take longer build kit because will have cut out parts up side youll have stronger better-performing glider made current kit Use weights wood called out plan Lighter betterits just weaker Use radio flight pack component sizes called out plan flying weight Strider Mk wing should about 24-25 ounces Mk II wing about 31 ounces Empennage fancy name start build horizontal vertical stabilizer Use razor saw cutting wood use care make good joints Use gap-filling cyanoacrylate CyA glue making stabilizer center fill piece glue two pieces 3A6 sheet together grain spanwise rudder cut firm piece A6 sheet A6 strips can added CyA sure everything kept flat well-bonded Fuselage I recommend kitting sides bulkheads first assembling according plans make fuselage sides cut forward aft 1/32 birch aircraft plywood doublers two must exactly shown forward doubler sets wing incidence aft doubler sets stabilizer decalage sets trim stability glider fuselage sides made 3/33 X 2 x 36 hard balsa sheets sheets must equal bending deflection dimensions must straight Locate plywood doublers balsa sheets After checking have right left side trace outline doubler sides suggest using aliphatic resin bonding doublers balsa sides Coat areas bonded let dry point just lose tackiness clothes iron set maximum temperature apply pressure heat until have complete bond 3/33 x 46 sticks may added sides clamped together match-sanded Bulkheads will complete fuselage kit balance fuselage construction 20- 30-minute epoxy suggested wing leading edge trailing edge bulkheads critical load carriers layout control tubes wing dowel forward bulkhead important holes rudder elevator tubes must match arms type servos plan use hole wing dowel should canted up three four degrees shown plans Transfer servo mounting lines fuselage sides glue dowels bulkheads assemble fuselage sides bulkheads make jig cutting block wood piece 2 x 6 exactly width main bulkheads about five inches long Drill couple clearance holes nails nail wood over top view plan Clamp sides block glue bulkheads place being careful align sides top view plan Dont overlook 1A2 plywood doubler bottom trailing edge bulkhead Glue bottom /16 balsa sheet may need temporary spreader forward bay Mark 1/16 bottom plywood shape note plywood extends forward first bulkhead cut glue place Install fin leading edge Vs balsa mounting sheet fuselage top 1/16 top sheeting stabilizer leading edge fin leading edge Add elevator rudder push-pull tubes May1997 11 Striders open framework shows strength simplicity construction Author says fuselage design bulletproof crash-resistant Receiver servos battery switch fit forward compartment ahead wing prototype used Sullivan carbon-fiber push-pull rods very easy install friction-free very temperature-stable nose block a sheet bottom fairing may added now sure fully bonded place top aft /16 sheeting may now completed Laminate nose hatch two balsa sheets slightly oversize shape underside hatch goes over wing area must shaped fit wing after completed Lightly tack-glue hatch place Fair nose top bottom shape shown plan Shape install ngular stabilizer mounting strips aft fuselage corners require minimal rounding bottom forward fairing prototype fiberglassed strongly recommended increases durability strength nose rear wing dowel may now glued place wing dowel front bulkhead should tight slip-fit removal dowel facilitates access servos installation changing later Wing Construction Mk II wing generally follows Mk except few items noted end section important part wing accurate ribs templates shown plans traced CAD print accurate 003 inch two wings plywood templates will work care taken final-shaping Stack/shape enough ribs wing panel time use straightedge between templates finishshaping Check building board straightness As may have noted no wingtip washout noted plan washout designed wingtip airfoil progression produces aerodynamic washout will need two tools speed things along small miter box cutting vertical-grain spar shear webs tool rib notches trailing edge notching tool easy create will need find two fine-tooth hacksaw blades taped glued together 1/32 balsa spacer between strip side depth stop Start center sections Pin trailing edge /I6 x wood bottom spar cap plan Note first three right left center ribs cut back /16 allow center-section sheeting point bottom center section sheeting between trailing edge spar may installed center rib should bonded place proper dihedral angle shear web bay should installed front edge spar cap shear web tip dihedral joint will required plywood splice plate takes its place Bond top spar cap front fairing strips leading edge bottom fairing strip center section sheeting may now completed install top sheet aft spar cap until panels joined wingtips similar construction center sections spar caps x ling edge stock has taper cut its width accommodate thinning airfoil Before joining wing panels leading edges should shaped using templates shown drawing leading edge tip little complex quite easily done 1A6 taper width done first will helpful control shaping front leading edge colored felt accent marker 12 Model Aviation -frame wing has no spoilers Can built one-piece three-piece unit Three-piece wing option D-tube construction spoilers D-tube wing permits winch launches Note spoiler joiner tube panel connect _I Be Control MASTER FINISHERST1 flexible hand file tem will make amasterofysurwork Cn a CD 1111111 CD D CD stered US PatentsC 2415367 26454 0 finishers perfect tools fora athe fast controlled removal wood metal other materials 0 oReach tight spaces effortlessly tools flexible come avariety project shapesa concave convex Achieve finish high luster coarse choice abra-— CD strips Fit strip job Auniquely designed sturdy tensioner CA keeps strip taut secure 0 work Make tensions adjust- s go easily C accessible thumbscrew CD 46 Year Track Record Since 1947 tool has available E0 2 professionals Now offered 1 t time general public Lifetime Guarantee CD If reason part fails E 6 normal usage retum Simpson ialty Tool postage paid will E replaced FREE OF CHARGE C ToOrder I For set 4 Finishers send check y order $3595 Simpson ialty Tool ox 5552 C I Novato CA 94948 call 415 0658 fax 415 382-0379 Cali- mia residents add sales tax Please I allow 2-3 weeks delivery Name _____________ ess__________ City StateZIPI Phone_______ j Join center sections using plywood joiner dihedral angle shown important flight handling dihedral less will have adverse effect Complete top sheeting fiberglass tape center section must area has highest stress part sailplane Use touch CyA hold fiberglass place applying epoxy finishing resin cloth Attach tips wing complete except final finishsanding Mk II Wing Five wing ribs will have modified shown plan spoilers leading edge two-piece balsa sub-leading edge bonding LE sheeting After sheeting LE cap basswood bonded place applying sheeting aliphatic resin dampen bonding area water slow its setting Install bottom sheet first Weight wing flat surface until dry sheet installed Note caution sheeting tips stock edge sheeting must trimmed grain runs shown plan sheet grain line spar may pull warp will make wing useless Mk II wing has built-in warp may too stiff correct Three-Piece Wing Option crux option alignment Stack-sand four 1/g hard balsa ribs together still pinned together drill /e 5/ holes located templates Dont forget 1A2 plywood plate fore aft spar cap boxing tube wire Covering/Assembly Finish-sand assemblies inspect sure match plan Always vacuum wipe away sanding dust tack cloth Before covering wing balance about centerline add weight required strongly suggested Mk wing covered MonoKote torsional rigidity less-rigid covering may allow wing flutter develop launch high speed I-light Line Toys RO Box use leaf-type binges control surfaces slots required will weaken structure gap decreases control efficiency covering type hinge far best difficult you may use ScotchTM plastic tape catalog #190 flat side V sure leave about 1/32 gap between surfaces Take extra care covering well-bonded structure installing tail surfaces sure covering removed bonding areas Take great deal care aligning tail surfaces bonding place Dont forget install wing-saddle tape Install radio components according instructions received radio installing push-pull rods use short nylon devises servo end control tube should protrude /8 forward front bulkhead dab epoxy bulkhead top fuselage will fix place control movement locate devises servo output arms control horns full servo rotation have 300 elevator 450 rudder transmitters dual rate off first-time flier set rudder dual rate 300 elevator 150 After flying progresses point learu gentle stick movements work better jamming bumping stick around should try flying rudder dual rate off maximum performance general flying relaxing fly elevator dual rate Flying A successful first flight starts thorough preflight setup inspection Inspect wing warps flat underside wing panel lays flat level surface wing perfect warps wing model may difficult impossible control launch flight Attach wing four top-quality #64 rubber bands launch hi-start use five winch launches nose E-Z BILT WWII Pedal Planes will have much fun building 3-6 year old will have flying Kit includes full size patterns complete instructions color photo list ready made parts included Kits $2000 total Specify plan wanted Kits available P-38 P-51 Brochure $100 SASE 3484 ngfield MO 65808 14 Model Aviation 4 hatch held place retainer shown plan retainer may made anything light stiff about 1A2 thick Fit retainer under wing rubber bands slide retainer tangs over aft edge hatch Set Strider level stand off bit view Stand back check control functions stick moved right rudder moved right same left stick pushed away elevator goes down toward elevator moves up balance point Center Gravity CU shown plan should marked bottom wing felt-tip pen Add lead trim weight nose until Strider balances balances aft noted CG will have less elevator control first flights find soft spot flying field some hand launches check trim first hi-start winch launch have club instructor experienced pilot make first few flights Strider has some very desirable flight characteristics found average trainer caught area sink downwind put few clicks down trim push stick forward pick up some airspeed back neutral will move out like someone turued small afterburuer After comfortable flying Strider start increasing wing loading adding ballast added weight really helps windy day slopeflying hot-dog flying will have go full elevator travel because inverted model needs full elevator authority Try Strideryoull like Twenty members club novice expert have thoroughly enjoyed goal 1997 use Strider complete League Silent Flight Levels IL III Birdwell 2481 Skylark Dr #7 San Jose CA 95125 May1997 15 DC Flight Training Beginner advanced tailored individuai long-time modeler full size airplane flight instruc tor will make progress fun easy during week stay beautiful far western North Carolina Write call information RC Flight Training 1635 Setawig Rd Brasstown NC 28902 704-389-8968

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