NO OCR TEXT NO OCR TEXT sembly major factors weight control type construction sport RC models built survive major crash little damage however severe weight penalties m approach Playmate can stand normal vigorous flight loads matter minor accidents However crash will break era cyanoacrylate CyA glues Mono Kote such would rather enjoy extra performance lighter model breaks fix chcosing equipment keep mind performance flying qualities directly affected weight Initially prototype model flown standard Kraft servos 450 mAli battery 15 engine combination least peppy thats likely assembled completely acceptable re spect Later after much flying servos replaced Micro units battery changedto 325 mAli SRpack andan 05 25 std RC mounted amazing package gentle lamb reduced throttle Playmate becomes real fireball full power aerobatic maneuvers available setup fact continuous flight full throttle can pretty wild local informal racing Playmate will stay 45 FSR powered Sweet Stick approximately 75 mph course dont have fly full throttle just making point trying scare off Much success Playmate also lies wing elliptical tips help minimize drag airfoil chosen exhibits very wide speed range let simplistic flat-bottom shape airfoil put off fact developed specifically size type model open-frame construction high-lift qualities airfoil together low wing loading provides extremely low land ing speeds excellent stall behavior Yet inverted performance excellent Construction Along attractive appearance easy-going ways spar kling performance Playmate also very easy build Once have chosen engine equipment next step make yourself kit task building almost model scratch made easier rounding up needed materials start making appropriate pat terns cutting parts shape before starting assembly major influence quality finished model quality building materials Translated Play mate terms means should find use best balsa wood have well pleased Sig products hesitate recommend prototype model built medium 6-8 lb per Cu ft balsa except wing spars quite firm Time spent selecting really good materials will well spent indeed Also watch warped crooked sheets 24 Model Aviation Enya 15 IV engine rrnea witn us iuz munier unusuany quiet 9-4 prop author uses also holds down noise reducing rpm its good-neighbor package intrepid aviator isa Wiiiiams Bros 2 sport piiot figure trimmed slightly fit painted enamels clear epoxy protect against exhaust products saysa sport model cant realistic etircus IIODDICS naming unstrumunu aria ma umun isa scrap 1 /e4wing skin Coattheentire cockpitareawith slow-cure epoxyforprotection few curves what basically box structure becomes fuilytransformed Which EAA home-built does remind wood avoid possible after building custom model have access jigsaw small band saw job will go much quicker however small hand coping saw razor saw basic X-Acto set completely sufficient made extensive use modem CyA glues building prototype along 45-min epoxy Hobbypoxy II some Titebond wood glue Fuselage preference start con struction critical choose build wing first fine Start fuselage bonding doublers basic sides slow CyA glue contact cement Mark off install forward bulkheads back rear doublers Re very careful step keep fuselage perfect alignment placing assembly over plan side top views necessary check align ment required better break reglue ajoint now instead letting go Playmate Specificatutt Wingspa d Wing Aen 85 n Weight XViro 'i oz pe Corm ol ~thrhanriudctr Engine Sii Jlhuicxcic vlax imum Contro R4c einni L cxntor 3 up don Rldckr 3 2 right Center Gravity 32o 01 W1rV CVCWJ Tank 4o Stall Velocit\ 16 mph minimum we, ht Maximum Velocity 75 mph 25 twocycle engine April 1986 25 having crooked fuselage Install engine mounts watching align ment carefully Pull sides together tail join filler block Again very careful alignment twist introduced will really push tail assembly out trueness Continue install tail-cone bulkheads stringers nose planks along bottom sheeting landing gear mount plates Use firm piece i6 balsa cockpit floor install now point time decision going use film covering cockpit interior did now time Also cover inside surfaces cockpit side pieces Carefully sand trim side pieces fit glue place CyA Install remaining balsa pieces fuselage except headrest go over glue joints inspecting good bonding time add little glue needed cant its 100 feet high climbing good time shape sand fuselage final contour use whittiers blade #54 X-Acto knife #1 20-grit garnet sandpaper flat wood block 2 x 8 x 34 operation tools out might well shape sand tail surfaces Pay special attention bevel leading Ready racing Playmate isquite agile flight rounding imaginary pylon ease Schnuerie 25 makes super-quick plane fun-flies sport racing Left Small Goldberg control horns tall wheel mount fIttIngs work well Lightweight tall wheel 51g Right Dave demonstrates manual fuel pump squeeze bulb completely practIcal wIth planes 4-oz tank Also check out compact tote box edge rudder elevator should sharp angle shown plansnot rounded off touch alone will reduce considerably battery drain servos Wing fuselage tail safe storage place wing can tackled First locate use flat warpfree work board either hollow-core door panel case old drafting board basswood core safe say success entire project will depend building flat warp-free wings Start construction laminating spar semblies notching trailing edges Next glue wing tip assemblies together Set tips aside moment plan should smoothly fastened down protected glue plastic film Super MonoKote backing does great job can use kitchen clear plastic wraps no wax paper please Start bottom spars trailing edges clamping down carefully Install ribs noting proper thickness go glue spar fillers Glue leading edges wing tips blocking tips proper angle Carefully fit install top spars paying special attention glue joints around center section Remove panels plan trim center ribs dihedral angle shown plan taking pains get good-fitting joint around Glue pan els together using razor saw remove portion center ribs neces sary install dihedral brace Glue ply brace place check over glue joints good bonding paint wing should capable being bent like long bowwith tip hand knee middle Please omit important load test will detect gluing problems Prepare wing covering sanding smooth over rounding tip edges etc sand trailing edge round leave square corners best flight qualities Covering installations etc Follow manufacturers instructions best results plastic filmsalong information such excellent publications pro duced Harry Higley Sons prefer Super MonoKote highly reoommend type wing construction Assemble fuselage tail headrest being very 26 Model Aviation Radio compartment has ample room standard-size equipment Servo mounting tape works fine simpie use Note various servo arms used different throws Switch charging jack should mounted convenient spot well away exhaust spray Rubberband wing attachment very forgiving barely noticeable / Cd /I / WLLJ/ -J r~CJ/7WU /-j// m\ \\ 7/N /7r \\ NK ri// ULK 7/C / U-j \\\/ \\an0NC I-r. K7 70/C CU U ///UI -J /17/N/ -w WKCOW WOwNI QSJ /// 0man ji0 4W-J'W I//Z U\/C IU r ////-J w /2w jO /- W o z __ -J w - o -J 0 0 4W z C C, w p / 7 0 0 N April 1986 27 careful tail alignment fact wing should strapped fuselage stage alignment reference cut through covering install headrest dorsal fin just glue place CyA will big help avoiding wrinkles fuselage top Although pilot bust instruments will improve flight qualities bit urge include Playmate has cut-down Williams Bros 2-in-scale pilot instruments Circus Hobbies instrument panel made some old 4 plywood wing skin Normally pilot instruments tend damaged hot exhaust spray causing look grubby solution use stiff brush apply thin coat Hobbypoxy 2 glue entire instrument panel after installation Also coat pilot after painting treatment has real boon keeping cockpit area looking neat indefinitely Also use glue coat entire inside fuselage wing trailing edge forward excellent fuel resistance Take care spread glue very thin avoid excess weight heat gun will help Make up install fuel tank mount engine #4 x -in sheet metal screws along landing gear #4 x h-in sheet metal screws Assemble tail wheel install time use four layers MonoKote ironed over tail wheel arm connect rudder Construct two pushrods /16 sq balsa threaded rod carefully install Pay special attention keeping rods very stiff minimum bends no binding will rewarded reduced battery drain excellent control response Install servos area suggested have very good results using servo mounting tape job prefer connect throttle Sullivan thin cable set along Du-Bro ball-link throttle arm Flight preparations proper balance model critical successful flight Loosely place receiver battery fuselage mount wing Locate battery receiver will help achieving correct balance position use proper sponge padding protection As last resort lead weight may used get proper balance pointbut please get balance correctly have routing receiver antenna out tail cone letting excess trail pushrod exit slot Mount 9-4 propeller using two-cycle engine have excellent results Master Airscrew Depending own engine may need shorten prop somewhat best results 15 worked best 8-4 exceed 4-in pitch Flight tests should uneventful rewarding proper preparation Set controls about 150 up 150 down elevator 25 eachway rudder initially make changes after first flights desired am using 30 up down elevator 300 way rudder pretty wild setup approached gently Please recheck wing warps remove find Formica countertop usually nice flat surface will have lot fun fully break engine before flight set good smooth idle proper throttle response Check full power mixture setting holding Playmates nose up about 450 Now fun Fill tank start engine idle back taxi onto runway Stop facing wind recheck control response time Advance throttle gradually holding up elevator first five 10 feet ground roll move stick neutral Con tinue accelerate throttle use up-elevator lift-off ifyour Playmate will come unstuck Climb adequate altitude check trim control re sponse noting desired changesand have ball Playmate may either flared landing brought little faster tail-up touch-down its choice hope enjoy new Playmate 3/IA BALSA SHEET- 7- -w----77,K N 31W BALSA SHEET W-9 3/16 SHEETF 7 3/16 BALSA SHEET F6 3/IA BALSA SIIAET F 3A I/B m~. PLY B TE BQ B F I/B UTE-277fl PLY Lj2j22j L 6 DOUBLER A-B WING BALSA SEE DE 16-7 PLA S DIHEDRAL DETAIl TRIM MOTOR MCSJNrS TO FIT ENGINE USED 4 5 CLEAR- PLASTICSIDE THRUST WINDSHIELD PATTERN TRR 3/IA BALSA SHEETCOaPIT SIDE PATTERN 3/B 3/4 MAPLE MOTOR MOUNT ENYA IS TV 3/B SD BALSA PAIRING FLY yAThB-4 PROP DOWN THRUST BALSA FILL BETWEEN DOUBLERS m NOSE PLANK PATTERN 3/16 BALSA______ ________ SHEET 3/IA BALSA SHEET MAKE2 SIDE NOSE PLANK PATTERN Left it takes little extra effort sanding tall surfaces pleasing contour will rid flat-plate look Right tall wheel strut should rather long angled back best ground handling Three layers MonoKote overthe wire secure rudder 28 Model Aviation Full-Size Plans Available. See Page 164 5/IA 016 DOWEL LEADING EDGE3A6 BALSA SHEET -__ _ __ it_ _ ti~ ___ ___ _____ ___ ___ _ _____I&LUIIIt ____ W5W-416i{W 2 __ ____V___ _ _______________________________________ PVIEWED RACE EBAB 1/B LITEW-I 3/B BALSA 2_______________________________________________ PLY/16-2MB BALSA 2FRONT WING BRAR ASSEMBLY- MAKE 2 SETS W-3TI-K 16-3 2/32FROM FIRM 3/16 3/B BALSA -4 BALSA B BOTTOM SPAR EDRALBRACE - — - /lB BALSA 3/I6BALSB EET SHEETRIB ERNS /32 BALSA ___________Ill B HEADREST OMITTEDIIf .-~R CLARITYi TYPICAL IHINGE ILOCATION I__ _ ___..Ji v3ABDOWELFUSELAGE TOP VIEW STAB LUTB BALSAHEADREST 503/16 DOWEL COCIT FLODRCROSS SECT SA STRINGERSELEV JDNER LUB BALSAF4A-3/16AL hi F-2E0__BA SEIj T ___ I/TBPLYSECTION A 5 [B LITE PLY 3/16 BALSAA______IM 7 FROM 3/B BALSABALSA______RUDDER PLANKSIDESF4BALSA BLOCK HEADRESTFT 16H F-2/ASASHEET____I / -jTfl~ F- _ TT-4 FUEL -IAJRIII----r- TL KRAFY ------- BALSA ______ -- _ __ HEET v33][b-1-10-1-10]]I t I~_DOUBLER .. _______ _____ ___ DOLDRERG RECIEVER KP514 -TI ____ _____ CON __________ BALSA TAIL i-1 E2YQ- ___ rT ___ K _ -SATj 3/TB SO BALSA AILWHEEL MOUNT 0 S PIECES PLY MOUNT I/16BALSA I/16MW 4 TAILWHEEL3/16 BALSA C*G A--- 43/BSHEETBOTTOM I/B PLYMETAL SCREWS SHEET DOUBLERFUSELAGE__________ ___ SIDE VIEW___ JSICKIPSFRONTSPECIFICATIONS I/B MUSICENGINE 2 CYCLEIS- ENGINE 4 CYCLE20- SPAN50PLAYMATE 2-1/2 DIALANDING GEAR PATTERNWEIGHT.2-3/4 LBSDESIGNED BY DAVE ROBELEN ROFT WHEELS L G DETAILTRACING BY JOE DEMARCO April 1986 29 16-I W-2 IJ-3 *4 11165 16-B 16-7 W-B W-9 WING ASSEIELY SEQUENCE [ASSEMBLE A16LS WITHSJT DIHEDRAL BRACE STRIM DIIEORAL 1410 ROOT RIBS GLUE RING PAl4ELS TOGEThER 4 TRIM RIBS B BiB IN SIHEDRAL BRACE 5 SOUD FILL BETWEEN SPSAS WHERE DIHEDRAL BRACE JOINS ______MB BALSA __________________SHEET F-S1/16 PLY TAJLWIIEEL MOUNTV MODEL AVIATION Left delicate landing gear cut down Sig blank flied oval signifi cant weight drag reduction gear shown plans Above up swept tips generous dihedral angle secrets behind excellent control out ailerons reduce either turn bank performance will really suffer
Edition: Model Aviation - 1986/04
Page Numbers: 22, 23, 24, 25, 26, 27, 28, 29
NO OCR TEXT NO OCR TEXT sembly major factors weight control type construction sport RC models built survive major crash little damage however severe weight penalties m approach Playmate can stand normal vigorous flight loads matter minor accidents However crash will break era cyanoacrylate CyA glues Mono Kote such would rather enjoy extra performance lighter model breaks fix chcosing equipment keep mind performance flying qualities directly affected weight Initially prototype model flown standard Kraft servos 450 mAli battery 15 engine combination least peppy thats likely assembled completely acceptable re spect Later after much flying servos replaced Micro units battery changedto 325 mAli SRpack andan 05 25 std RC mounted amazing package gentle lamb reduced throttle Playmate becomes real fireball full power aerobatic maneuvers available setup fact continuous flight full throttle can pretty wild local informal racing Playmate will stay 45 FSR powered Sweet Stick approximately 75 mph course dont have fly full throttle just making point trying scare off Much success Playmate also lies wing elliptical tips help minimize drag airfoil chosen exhibits very wide speed range let simplistic flat-bottom shape airfoil put off fact developed specifically size type model open-frame construction high-lift qualities airfoil together low wing loading provides extremely low land ing speeds excellent stall behavior Yet inverted performance excellent Construction Along attractive appearance easy-going ways spar kling performance Playmate also very easy build Once have chosen engine equipment next step make yourself kit task building almost model scratch made easier rounding up needed materials start making appropriate pat terns cutting parts shape before starting assembly major influence quality finished model quality building materials Translated Play mate terms means should find use best balsa wood have well pleased Sig products hesitate recommend prototype model built medium 6-8 lb per Cu ft balsa except wing spars quite firm Time spent selecting really good materials will well spent indeed Also watch warped crooked sheets 24 Model Aviation Enya 15 IV engine rrnea witn us iuz munier unusuany quiet 9-4 prop author uses also holds down noise reducing rpm its good-neighbor package intrepid aviator isa Wiiiiams Bros 2 sport piiot figure trimmed slightly fit painted enamels clear epoxy protect against exhaust products saysa sport model cant realistic etircus IIODDICS naming unstrumunu aria ma umun isa scrap 1 /e4wing skin Coattheentire cockpitareawith slow-cure epoxyforprotection few curves what basically box structure becomes fuilytransformed Which EAA home-built does remind wood avoid possible after building custom model have access jigsaw small band saw job will go much quicker however small hand coping saw razor saw basic X-Acto set completely sufficient made extensive use modem CyA glues building prototype along 45-min epoxy Hobbypoxy II some Titebond wood glue Fuselage preference start con struction critical choose build wing first fine Start fuselage bonding doublers basic sides slow CyA glue contact cement Mark off install forward bulkheads back rear doublers Re very careful step keep fuselage perfect alignment placing assembly over plan side top views necessary check align ment required better break reglue ajoint now instead letting go Playmate Specificatutt Wingspa d Wing Aen 85 n Weight XViro 'i oz pe Corm ol ~thrhanriudctr Engine Sii Jlhuicxcic vlax imum Contro R4c einni L cxntor 3 up don Rldckr 3 2 right Center Gravity 32o 01 W1rV CVCWJ Tank 4o Stall Velocit\ 16 mph minimum we, ht Maximum Velocity 75 mph 25 twocycle engine April 1986 25 having crooked fuselage Install engine mounts watching align ment carefully Pull sides together tail join filler block Again very careful alignment twist introduced will really push tail assembly out trueness Continue install tail-cone bulkheads stringers nose planks along bottom sheeting landing gear mount plates Use firm piece i6 balsa cockpit floor install now point time decision going use film covering cockpit interior did now time Also cover inside surfaces cockpit side pieces Carefully sand trim side pieces fit glue place CyA Install remaining balsa pieces fuselage except headrest go over glue joints inspecting good bonding time add little glue needed cant its 100 feet high climbing good time shape sand fuselage final contour use whittiers blade #54 X-Acto knife #1 20-grit garnet sandpaper flat wood block 2 x 8 x 34 operation tools out might well shape sand tail surfaces Pay special attention bevel leading Ready racing Playmate isquite agile flight rounding imaginary pylon ease Schnuerie 25 makes super-quick plane fun-flies sport racing Left Small Goldberg control horns tall wheel mount fIttIngs work well Lightweight tall wheel 51g Right Dave demonstrates manual fuel pump squeeze bulb completely practIcal wIth planes 4-oz tank Also check out compact tote box edge rudder elevator should sharp angle shown plansnot rounded off touch alone will reduce considerably battery drain servos Wing fuselage tail safe storage place wing can tackled First locate use flat warpfree work board either hollow-core door panel case old drafting board basswood core safe say success entire project will depend building flat warp-free wings Start construction laminating spar semblies notching trailing edges Next glue wing tip assemblies together Set tips aside moment plan should smoothly fastened down protected glue plastic film Super MonoKote backing does great job can use kitchen clear plastic wraps no wax paper please Start bottom spars trailing edges clamping down carefully Install ribs noting proper thickness go glue spar fillers Glue leading edges wing tips blocking tips proper angle Carefully fit install top spars paying special attention glue joints around center section Remove panels plan trim center ribs dihedral angle shown plan taking pains get good-fitting joint around Glue pan els together using razor saw remove portion center ribs neces sary install dihedral brace Glue ply brace place check over glue joints good bonding paint wing should capable being bent like long bowwith tip hand knee middle Please omit important load test will detect gluing problems Prepare wing covering sanding smooth over rounding tip edges etc sand trailing edge round leave square corners best flight qualities Covering installations etc Follow manufacturers instructions best results plastic filmsalong information such excellent publications pro duced Harry Higley Sons prefer Super MonoKote highly reoommend type wing construction Assemble fuselage tail headrest being very 26 Model Aviation Radio compartment has ample room standard-size equipment Servo mounting tape works fine simpie use Note various servo arms used different throws Switch charging jack should mounted convenient spot well away exhaust spray Rubberband wing attachment very forgiving barely noticeable / Cd /I / WLLJ/ -J r~CJ/7WU /-j// m\ \\ 7/N /7r \\ NK ri// ULK 7/C / U-j \\\/ \\an0NC I-r. K7 70/C CU U ///UI -J /17/N/ -w WKCOW WOwNI QSJ /// 0man ji0 4W-J'W I//Z U\/C IU r ////-J w /2w jO /- W o z __ -J w - o -J 0 0 4W z C C, w p / 7 0 0 N April 1986 27 careful tail alignment fact wing should strapped fuselage stage alignment reference cut through covering install headrest dorsal fin just glue place CyA will big help avoiding wrinkles fuselage top Although pilot bust instruments will improve flight qualities bit urge include Playmate has cut-down Williams Bros 2-in-scale pilot instruments Circus Hobbies instrument panel made some old 4 plywood wing skin Normally pilot instruments tend damaged hot exhaust spray causing look grubby solution use stiff brush apply thin coat Hobbypoxy 2 glue entire instrument panel after installation Also coat pilot after painting treatment has real boon keeping cockpit area looking neat indefinitely Also use glue coat entire inside fuselage wing trailing edge forward excellent fuel resistance Take care spread glue very thin avoid excess weight heat gun will help Make up install fuel tank mount engine #4 x -in sheet metal screws along landing gear #4 x h-in sheet metal screws Assemble tail wheel install time use four layers MonoKote ironed over tail wheel arm connect rudder Construct two pushrods /16 sq balsa threaded rod carefully install Pay special attention keeping rods very stiff minimum bends no binding will rewarded reduced battery drain excellent control response Install servos area suggested have very good results using servo mounting tape job prefer connect throttle Sullivan thin cable set along Du-Bro ball-link throttle arm Flight preparations proper balance model critical successful flight Loosely place receiver battery fuselage mount wing Locate battery receiver will help achieving correct balance position use proper sponge padding protection As last resort lead weight may used get proper balance pointbut please get balance correctly have routing receiver antenna out tail cone letting excess trail pushrod exit slot Mount 9-4 propeller using two-cycle engine have excellent results Master Airscrew Depending own engine may need shorten prop somewhat best results 15 worked best 8-4 exceed 4-in pitch Flight tests should uneventful rewarding proper preparation Set controls about 150 up 150 down elevator 25 eachway rudder initially make changes after first flights desired am using 30 up down elevator 300 way rudder pretty wild setup approached gently Please recheck wing warps remove find Formica countertop usually nice flat surface will have lot fun fully break engine before flight set good smooth idle proper throttle response Check full power mixture setting holding Playmates nose up about 450 Now fun Fill tank start engine idle back taxi onto runway Stop facing wind recheck control response time Advance throttle gradually holding up elevator first five 10 feet ground roll move stick neutral Con tinue accelerate throttle use up-elevator lift-off ifyour Playmate will come unstuck Climb adequate altitude check trim control re sponse noting desired changesand have ball Playmate may either flared landing brought little faster tail-up touch-down its choice hope enjoy new Playmate 3/IA BALSA SHEET- 7- -w----77,K N 31W BALSA SHEET W-9 3/16 SHEETF 7 3/16 BALSA SHEET F6 3/IA BALSA SIIAET F 3A I/B m~. PLY B TE BQ B F I/B UTE-277fl PLY Lj2j22j L 6 DOUBLER A-B WING BALSA SEE DE 16-7 PLA S DIHEDRAL DETAIl TRIM MOTOR MCSJNrS TO FIT ENGINE USED 4 5 CLEAR- PLASTICSIDE THRUST WINDSHIELD PATTERN TRR 3/IA BALSA SHEETCOaPIT SIDE PATTERN 3/B 3/4 MAPLE MOTOR MOUNT ENYA IS TV 3/B SD BALSA PAIRING FLY yAThB-4 PROP DOWN THRUST BALSA FILL BETWEEN DOUBLERS m NOSE PLANK PATTERN 3/16 BALSA______ ________ SHEET 3/IA BALSA SHEET MAKE2 SIDE NOSE PLANK PATTERN Left it takes little extra effort sanding tall surfaces pleasing contour will rid flat-plate look Right tall wheel strut should rather long angled back best ground handling Three layers MonoKote overthe wire secure rudder 28 Model Aviation Full-Size Plans Available. See Page 164 5/IA 016 DOWEL LEADING EDGE3A6 BALSA SHEET -__ _ __ it_ _ ti~ ___ ___ _____ ___ ___ _ _____I&LUIIIt ____ W5W-416i{W 2 __ ____V___ _ _______________________________________ PVIEWED RACE EBAB 1/B LITEW-I 3/B BALSA 2_______________________________________________ PLY/16-2MB BALSA 2FRONT WING BRAR ASSEMBLY- MAKE 2 SETS W-3TI-K 16-3 2/32FROM FIRM 3/16 3/B BALSA -4 BALSA B BOTTOM SPAR EDRALBRACE - — - /lB BALSA 3/I6BALSB EET SHEETRIB ERNS /32 BALSA ___________Ill B HEADREST OMITTEDIIf .-~R CLARITYi TYPICAL IHINGE ILOCATION I__ _ ___..Ji v3ABDOWELFUSELAGE TOP VIEW STAB LUTB BALSAHEADREST 503/16 DOWEL COCIT FLODRCROSS SECT SA STRINGERSELEV JDNER LUB BALSAF4A-3/16AL hi F-2E0__BA SEIj T ___ I/TBPLYSECTION A 5 [B LITE PLY 3/16 BALSAA______IM 7 FROM 3/B BALSABALSA______RUDDER PLANKSIDESF4BALSA BLOCK HEADRESTFT 16H F-2/ASASHEET____I / -jTfl~ F- _ TT-4 FUEL -IAJRIII----r- TL KRAFY ------- BALSA ______ -- _ __ HEET v33][b-1-10-1-10]]I t I~_DOUBLER .. _______ _____ ___ DOLDRERG RECIEVER KP514 -TI ____ _____ CON __________ BALSA TAIL i-1 E2YQ- ___ rT ___ K _ -SATj 3/TB SO BALSA AILWHEEL MOUNT 0 S PIECES PLY MOUNT I/16BALSA I/16MW 4 TAILWHEEL3/16 BALSA C*G A--- 43/BSHEETBOTTOM I/B PLYMETAL SCREWS SHEET DOUBLERFUSELAGE__________ ___ SIDE VIEW___ JSICKIPSFRONTSPECIFICATIONS I/B MUSICENGINE 2 CYCLEIS- ENGINE 4 CYCLE20- SPAN50PLAYMATE 2-1/2 DIALANDING GEAR PATTERNWEIGHT.2-3/4 LBSDESIGNED BY DAVE ROBELEN ROFT WHEELS L G DETAILTRACING BY JOE DEMARCO April 1986 29 16-I W-2 IJ-3 *4 11165 16-B 16-7 W-B W-9 WING ASSEIELY SEQUENCE [ASSEMBLE A16LS WITHSJT DIHEDRAL BRACE STRIM DIIEORAL 1410 ROOT RIBS GLUE RING PAl4ELS TOGEThER 4 TRIM RIBS B BiB IN SIHEDRAL BRACE 5 SOUD FILL BETWEEN SPSAS WHERE DIHEDRAL BRACE JOINS ______MB BALSA __________________SHEET F-S1/16 PLY TAJLWIIEEL MOUNTV MODEL AVIATION Left delicate landing gear cut down Sig blank flied oval signifi cant weight drag reduction gear shown plans Above up swept tips generous dihedral angle secrets behind excellent control out ailerons reduce either turn bank performance will really suffer
Edition: Model Aviation - 1986/04
Page Numbers: 22, 23, 24, 25, 26, 27, 28, 29
NO OCR TEXT NO OCR TEXT sembly major factors weight control type construction sport RC models built survive major crash little damage however severe weight penalties m approach Playmate can stand normal vigorous flight loads matter minor accidents However crash will break era cyanoacrylate CyA glues Mono Kote such would rather enjoy extra performance lighter model breaks fix chcosing equipment keep mind performance flying qualities directly affected weight Initially prototype model flown standard Kraft servos 450 mAli battery 15 engine combination least peppy thats likely assembled completely acceptable re spect Later after much flying servos replaced Micro units battery changedto 325 mAli SRpack andan 05 25 std RC mounted amazing package gentle lamb reduced throttle Playmate becomes real fireball full power aerobatic maneuvers available setup fact continuous flight full throttle can pretty wild local informal racing Playmate will stay 45 FSR powered Sweet Stick approximately 75 mph course dont have fly full throttle just making point trying scare off Much success Playmate also lies wing elliptical tips help minimize drag airfoil chosen exhibits very wide speed range let simplistic flat-bottom shape airfoil put off fact developed specifically size type model open-frame construction high-lift qualities airfoil together low wing loading provides extremely low land ing speeds excellent stall behavior Yet inverted performance excellent Construction Along attractive appearance easy-going ways spar kling performance Playmate also very easy build Once have chosen engine equipment next step make yourself kit task building almost model scratch made easier rounding up needed materials start making appropriate pat terns cutting parts shape before starting assembly major influence quality finished model quality building materials Translated Play mate terms means should find use best balsa wood have well pleased Sig products hesitate recommend prototype model built medium 6-8 lb per Cu ft balsa except wing spars quite firm Time spent selecting really good materials will well spent indeed Also watch warped crooked sheets 24 Model Aviation Enya 15 IV engine rrnea witn us iuz munier unusuany quiet 9-4 prop author uses also holds down noise reducing rpm its good-neighbor package intrepid aviator isa Wiiiiams Bros 2 sport piiot figure trimmed slightly fit painted enamels clear epoxy protect against exhaust products saysa sport model cant realistic etircus IIODDICS naming unstrumunu aria ma umun isa scrap 1 /e4wing skin Coattheentire cockpitareawith slow-cure epoxyforprotection few curves what basically box structure becomes fuilytransformed Which EAA home-built does remind wood avoid possible after building custom model have access jigsaw small band saw job will go much quicker however small hand coping saw razor saw basic X-Acto set completely sufficient made extensive use modem CyA glues building prototype along 45-min epoxy Hobbypoxy II some Titebond wood glue Fuselage preference start con struction critical choose build wing first fine Start fuselage bonding doublers basic sides slow CyA glue contact cement Mark off install forward bulkheads back rear doublers Re very careful step keep fuselage perfect alignment placing assembly over plan side top views necessary check align ment required better break reglue ajoint now instead letting go Playmate Specificatutt Wingspa d Wing Aen 85 n Weight XViro 'i oz pe Corm ol ~thrhanriudctr Engine Sii Jlhuicxcic vlax imum Contro R4c einni L cxntor 3 up don Rldckr 3 2 right Center Gravity 32o 01 W1rV CVCWJ Tank 4o Stall Velocit\ 16 mph minimum we, ht Maximum Velocity 75 mph 25 twocycle engine April 1986 25 having crooked fuselage Install engine mounts watching align ment carefully Pull sides together tail join filler block Again very careful alignment twist introduced will really push tail assembly out trueness Continue install tail-cone bulkheads stringers nose planks along bottom sheeting landing gear mount plates Use firm piece i6 balsa cockpit floor install now point time decision going use film covering cockpit interior did now time Also cover inside surfaces cockpit side pieces Carefully sand trim side pieces fit glue place CyA Install remaining balsa pieces fuselage except headrest go over glue joints inspecting good bonding time add little glue needed cant its 100 feet high climbing good time shape sand fuselage final contour use whittiers blade #54 X-Acto knife #1 20-grit garnet sandpaper flat wood block 2 x 8 x 34 operation tools out might well shape sand tail surfaces Pay special attention bevel leading Ready racing Playmate isquite agile flight rounding imaginary pylon ease Schnuerie 25 makes super-quick plane fun-flies sport racing Left Small Goldberg control horns tall wheel mount fIttIngs work well Lightweight tall wheel 51g Right Dave demonstrates manual fuel pump squeeze bulb completely practIcal wIth planes 4-oz tank Also check out compact tote box edge rudder elevator should sharp angle shown plansnot rounded off touch alone will reduce considerably battery drain servos Wing fuselage tail safe storage place wing can tackled First locate use flat warpfree work board either hollow-core door panel case old drafting board basswood core safe say success entire project will depend building flat warp-free wings Start construction laminating spar semblies notching trailing edges Next glue wing tip assemblies together Set tips aside moment plan should smoothly fastened down protected glue plastic film Super MonoKote backing does great job can use kitchen clear plastic wraps no wax paper please Start bottom spars trailing edges clamping down carefully Install ribs noting proper thickness go glue spar fillers Glue leading edges wing tips blocking tips proper angle Carefully fit install top spars paying special attention glue joints around center section Remove panels plan trim center ribs dihedral angle shown plan taking pains get good-fitting joint around Glue pan els together using razor saw remove portion center ribs neces sary install dihedral brace Glue ply brace place check over glue joints good bonding paint wing should capable being bent like long bowwith tip hand knee middle Please omit important load test will detect gluing problems Prepare wing covering sanding smooth over rounding tip edges etc sand trailing edge round leave square corners best flight qualities Covering installations etc Follow manufacturers instructions best results plastic filmsalong information such excellent publications pro duced Harry Higley Sons prefer Super MonoKote highly reoommend type wing construction Assemble fuselage tail headrest being very 26 Model Aviation Radio compartment has ample room standard-size equipment Servo mounting tape works fine simpie use Note various servo arms used different throws Switch charging jack should mounted convenient spot well away exhaust spray Rubberband wing attachment very forgiving barely noticeable / Cd /I / WLLJ/ -J r~CJ/7WU /-j// m\ \\ 7/N /7r \\ NK ri// ULK 7/C / U-j \\\/ \\an0NC I-r. K7 70/C CU U ///UI -J /17/N/ -w WKCOW WOwNI QSJ /// 0man ji0 4W-J'W I//Z U\/C IU r ////-J w /2w jO /- W o z __ -J w - o -J 0 0 4W z C C, w p / 7 0 0 N April 1986 27 careful tail alignment fact wing should strapped fuselage stage alignment reference cut through covering install headrest dorsal fin just glue place CyA will big help avoiding wrinkles fuselage top Although pilot bust instruments will improve flight qualities bit urge include Playmate has cut-down Williams Bros 2-in-scale pilot instruments Circus Hobbies instrument panel made some old 4 plywood wing skin Normally pilot instruments tend damaged hot exhaust spray causing look grubby solution use stiff brush apply thin coat Hobbypoxy 2 glue entire instrument panel after installation Also coat pilot after painting treatment has real boon keeping cockpit area looking neat indefinitely Also use glue coat entire inside fuselage wing trailing edge forward excellent fuel resistance Take care spread glue very thin avoid excess weight heat gun will help Make up install fuel tank mount engine #4 x -in sheet metal screws along landing gear #4 x h-in sheet metal screws Assemble tail wheel install time use four layers MonoKote ironed over tail wheel arm connect rudder Construct two pushrods /16 sq balsa threaded rod carefully install Pay special attention keeping rods very stiff minimum bends no binding will rewarded reduced battery drain excellent control response Install servos area suggested have very good results using servo mounting tape job prefer connect throttle Sullivan thin cable set along Du-Bro ball-link throttle arm Flight preparations proper balance model critical successful flight Loosely place receiver battery fuselage mount wing Locate battery receiver will help achieving correct balance position use proper sponge padding protection As last resort lead weight may used get proper balance pointbut please get balance correctly have routing receiver antenna out tail cone letting excess trail pushrod exit slot Mount 9-4 propeller using two-cycle engine have excellent results Master Airscrew Depending own engine may need shorten prop somewhat best results 15 worked best 8-4 exceed 4-in pitch Flight tests should uneventful rewarding proper preparation Set controls about 150 up 150 down elevator 25 eachway rudder initially make changes after first flights desired am using 30 up down elevator 300 way rudder pretty wild setup approached gently Please recheck wing warps remove find Formica countertop usually nice flat surface will have lot fun fully break engine before flight set good smooth idle proper throttle response Check full power mixture setting holding Playmates nose up about 450 Now fun Fill tank start engine idle back taxi onto runway Stop facing wind recheck control response time Advance throttle gradually holding up elevator first five 10 feet ground roll move stick neutral Con tinue accelerate throttle use up-elevator lift-off ifyour Playmate will come unstuck Climb adequate altitude check trim control re sponse noting desired changesand have ball Playmate may either flared landing brought little faster tail-up touch-down its choice hope enjoy new Playmate 3/IA BALSA SHEET- 7- -w----77,K N 31W BALSA SHEET W-9 3/16 SHEETF 7 3/16 BALSA SHEET F6 3/IA BALSA SIIAET F 3A I/B m~. PLY B TE BQ B F I/B UTE-277fl PLY Lj2j22j L 6 DOUBLER A-B WING BALSA SEE DE 16-7 PLA S DIHEDRAL DETAIl TRIM MOTOR MCSJNrS TO FIT ENGINE USED 4 5 CLEAR- PLASTICSIDE THRUST WINDSHIELD PATTERN TRR 3/IA BALSA SHEETCOaPIT SIDE PATTERN 3/B 3/4 MAPLE MOTOR MOUNT ENYA IS TV 3/B SD BALSA PAIRING FLY yAThB-4 PROP DOWN THRUST BALSA FILL BETWEEN DOUBLERS m NOSE PLANK PATTERN 3/16 BALSA______ ________ SHEET 3/IA BALSA SHEET MAKE2 SIDE NOSE PLANK PATTERN Left it takes little extra effort sanding tall surfaces pleasing contour will rid flat-plate look Right tall wheel strut should rather long angled back best ground handling Three layers MonoKote overthe wire secure rudder 28 Model Aviation Full-Size Plans Available. See Page 164 5/IA 016 DOWEL LEADING EDGE3A6 BALSA SHEET -__ _ __ it_ _ ti~ ___ ___ _____ ___ ___ _ _____I&LUIIIt ____ W5W-416i{W 2 __ ____V___ _ _______________________________________ PVIEWED RACE EBAB 1/B LITEW-I 3/B BALSA 2_______________________________________________ PLY/16-2MB BALSA 2FRONT WING BRAR ASSEMBLY- MAKE 2 SETS W-3TI-K 16-3 2/32FROM FIRM 3/16 3/B BALSA -4 BALSA B BOTTOM SPAR EDRALBRACE - — - /lB BALSA 3/I6BALSB EET SHEETRIB ERNS /32 BALSA ___________Ill B HEADREST OMITTEDIIf .-~R CLARITYi TYPICAL IHINGE ILOCATION I__ _ ___..Ji v3ABDOWELFUSELAGE TOP VIEW STAB LUTB BALSAHEADREST 503/16 DOWEL COCIT FLODRCROSS SECT SA STRINGERSELEV JDNER LUB BALSAF4A-3/16AL hi F-2E0__BA SEIj T ___ I/TBPLYSECTION A 5 [B LITE PLY 3/16 BALSAA______IM 7 FROM 3/B BALSABALSA______RUDDER PLANKSIDESF4BALSA BLOCK HEADRESTFT 16H F-2/ASASHEET____I / -jTfl~ F- _ TT-4 FUEL -IAJRIII----r- TL KRAFY ------- BALSA ______ -- _ __ HEET v33][b-1-10-1-10]]I t I~_DOUBLER .. _______ _____ ___ DOLDRERG RECIEVER KP514 -TI ____ _____ CON __________ BALSA TAIL i-1 E2YQ- ___ rT ___ K _ -SATj 3/TB SO BALSA AILWHEEL MOUNT 0 S PIECES PLY MOUNT I/16BALSA I/16MW 4 TAILWHEEL3/16 BALSA C*G A--- 43/BSHEETBOTTOM I/B PLYMETAL SCREWS SHEET DOUBLERFUSELAGE__________ ___ SIDE VIEW___ JSICKIPSFRONTSPECIFICATIONS I/B MUSICENGINE 2 CYCLEIS- ENGINE 4 CYCLE20- SPAN50PLAYMATE 2-1/2 DIALANDING GEAR PATTERNWEIGHT.2-3/4 LBSDESIGNED BY DAVE ROBELEN ROFT WHEELS L G DETAILTRACING BY JOE DEMARCO April 1986 29 16-I W-2 IJ-3 *4 11165 16-B 16-7 W-B W-9 WING ASSEIELY SEQUENCE [ASSEMBLE A16LS WITHSJT DIHEDRAL BRACE STRIM DIIEORAL 1410 ROOT RIBS GLUE RING PAl4ELS TOGEThER 4 TRIM RIBS B BiB IN SIHEDRAL BRACE 5 SOUD FILL BETWEEN SPSAS WHERE DIHEDRAL BRACE JOINS ______MB BALSA __________________SHEET F-S1/16 PLY TAJLWIIEEL MOUNTV MODEL AVIATION Left delicate landing gear cut down Sig blank flied oval signifi cant weight drag reduction gear shown plans Above up swept tips generous dihedral angle secrets behind excellent control out ailerons reduce either turn bank performance will really suffer
Edition: Model Aviation - 1986/04
Page Numbers: 22, 23, 24, 25, 26, 27, 28, 29
NO OCR TEXT NO OCR TEXT sembly major factors weight control type construction sport RC models built survive major crash little damage however severe weight penalties m approach Playmate can stand normal vigorous flight loads matter minor accidents However crash will break era cyanoacrylate CyA glues Mono Kote such would rather enjoy extra performance lighter model breaks fix chcosing equipment keep mind performance flying qualities directly affected weight Initially prototype model flown standard Kraft servos 450 mAli battery 15 engine combination least peppy thats likely assembled completely acceptable re spect Later after much flying servos replaced Micro units battery changedto 325 mAli SRpack andan 05 25 std RC mounted amazing package gentle lamb reduced throttle Playmate becomes real fireball full power aerobatic maneuvers available setup fact continuous flight full throttle can pretty wild local informal racing Playmate will stay 45 FSR powered Sweet Stick approximately 75 mph course dont have fly full throttle just making point trying scare off Much success Playmate also lies wing elliptical tips help minimize drag airfoil chosen exhibits very wide speed range let simplistic flat-bottom shape airfoil put off fact developed specifically size type model open-frame construction high-lift qualities airfoil together low wing loading provides extremely low land ing speeds excellent stall behavior Yet inverted performance excellent Construction Along attractive appearance easy-going ways spar kling performance Playmate also very easy build Once have chosen engine equipment next step make yourself kit task building almost model scratch made easier rounding up needed materials start making appropriate pat terns cutting parts shape before starting assembly major influence quality finished model quality building materials Translated Play mate terms means should find use best balsa wood have well pleased Sig products hesitate recommend prototype model built medium 6-8 lb per Cu ft balsa except wing spars quite firm Time spent selecting really good materials will well spent indeed Also watch warped crooked sheets 24 Model Aviation Enya 15 IV engine rrnea witn us iuz munier unusuany quiet 9-4 prop author uses also holds down noise reducing rpm its good-neighbor package intrepid aviator isa Wiiiiams Bros 2 sport piiot figure trimmed slightly fit painted enamels clear epoxy protect against exhaust products saysa sport model cant realistic etircus IIODDICS naming unstrumunu aria ma umun isa scrap 1 /e4wing skin Coattheentire cockpitareawith slow-cure epoxyforprotection few curves what basically box structure becomes fuilytransformed Which EAA home-built does remind wood avoid possible after building custom model have access jigsaw small band saw job will go much quicker however small hand coping saw razor saw basic X-Acto set completely sufficient made extensive use modem CyA glues building prototype along 45-min epoxy Hobbypoxy II some Titebond wood glue Fuselage preference start con struction critical choose build wing first fine Start fuselage bonding doublers basic sides slow CyA glue contact cement Mark off install forward bulkheads back rear doublers Re very careful step keep fuselage perfect alignment placing assembly over plan side top views necessary check align ment required better break reglue ajoint now instead letting go Playmate Specificatutt Wingspa d Wing Aen 85 n Weight XViro 'i oz pe Corm ol ~thrhanriudctr Engine Sii Jlhuicxcic vlax imum Contro R4c einni L cxntor 3 up don Rldckr 3 2 right Center Gravity 32o 01 W1rV CVCWJ Tank 4o Stall Velocit\ 16 mph minimum we, ht Maximum Velocity 75 mph 25 twocycle engine April 1986 25 having crooked fuselage Install engine mounts watching align ment carefully Pull sides together tail join filler block Again very careful alignment twist introduced will really push tail assembly out trueness Continue install tail-cone bulkheads stringers nose planks along bottom sheeting landing gear mount plates Use firm piece i6 balsa cockpit floor install now point time decision going use film covering cockpit interior did now time Also cover inside surfaces cockpit side pieces Carefully sand trim side pieces fit glue place CyA Install remaining balsa pieces fuselage except headrest go over glue joints inspecting good bonding time add little glue needed cant its 100 feet high climbing good time shape sand fuselage final contour use whittiers blade #54 X-Acto knife #1 20-grit garnet sandpaper flat wood block 2 x 8 x 34 operation tools out might well shape sand tail surfaces Pay special attention bevel leading Ready racing Playmate isquite agile flight rounding imaginary pylon ease Schnuerie 25 makes super-quick plane fun-flies sport racing Left Small Goldberg control horns tall wheel mount fIttIngs work well Lightweight tall wheel 51g Right Dave demonstrates manual fuel pump squeeze bulb completely practIcal wIth planes 4-oz tank Also check out compact tote box edge rudder elevator should sharp angle shown plansnot rounded off touch alone will reduce considerably battery drain servos Wing fuselage tail safe storage place wing can tackled First locate use flat warpfree work board either hollow-core door panel case old drafting board basswood core safe say success entire project will depend building flat warp-free wings Start construction laminating spar semblies notching trailing edges Next glue wing tip assemblies together Set tips aside moment plan should smoothly fastened down protected glue plastic film Super MonoKote backing does great job can use kitchen clear plastic wraps no wax paper please Start bottom spars trailing edges clamping down carefully Install ribs noting proper thickness go glue spar fillers Glue leading edges wing tips blocking tips proper angle Carefully fit install top spars paying special attention glue joints around center section Remove panels plan trim center ribs dihedral angle shown plan taking pains get good-fitting joint around Glue pan els together using razor saw remove portion center ribs neces sary install dihedral brace Glue ply brace place check over glue joints good bonding paint wing should capable being bent like long bowwith tip hand knee middle Please omit important load test will detect gluing problems Prepare wing covering sanding smooth over rounding tip edges etc sand trailing edge round leave square corners best flight qualities Covering installations etc Follow manufacturers instructions best results plastic filmsalong information such excellent publications pro duced Harry Higley Sons prefer Super MonoKote highly reoommend type wing construction Assemble fuselage tail headrest being very 26 Model Aviation Radio compartment has ample room standard-size equipment Servo mounting tape works fine simpie use Note various servo arms used different throws Switch charging jack should mounted convenient spot well away exhaust spray Rubberband wing attachment very forgiving barely noticeable / Cd /I / WLLJ/ -J r~CJ/7WU /-j// m\ \\ 7/N /7r \\ NK ri// ULK 7/C / U-j \\\/ \\an0NC I-r. K7 70/C CU U ///UI -J /17/N/ -w WKCOW WOwNI QSJ /// 0man ji0 4W-J'W I//Z U\/C IU r ////-J w /2w jO /- W o z __ -J w - o -J 0 0 4W z C C, w p / 7 0 0 N April 1986 27 careful tail alignment fact wing should strapped fuselage stage alignment reference cut through covering install headrest dorsal fin just glue place CyA will big help avoiding wrinkles fuselage top Although pilot bust instruments will improve flight qualities bit urge include Playmate has cut-down Williams Bros 2-in-scale pilot instruments Circus Hobbies instrument panel made some old 4 plywood wing skin Normally pilot instruments tend damaged hot exhaust spray causing look grubby solution use stiff brush apply thin coat Hobbypoxy 2 glue entire instrument panel after installation Also coat pilot after painting treatment has real boon keeping cockpit area looking neat indefinitely Also use glue coat entire inside fuselage wing trailing edge forward excellent fuel resistance Take care spread glue very thin avoid excess weight heat gun will help Make up install fuel tank mount engine #4 x -in sheet metal screws along landing gear #4 x h-in sheet metal screws Assemble tail wheel install time use four layers MonoKote ironed over tail wheel arm connect rudder Construct two pushrods /16 sq balsa threaded rod carefully install Pay special attention keeping rods very stiff minimum bends no binding will rewarded reduced battery drain excellent control response Install servos area suggested have very good results using servo mounting tape job prefer connect throttle Sullivan thin cable set along Du-Bro ball-link throttle arm Flight preparations proper balance model critical successful flight Loosely place receiver battery fuselage mount wing Locate battery receiver will help achieving correct balance position use proper sponge padding protection As last resort lead weight may used get proper balance pointbut please get balance correctly have routing receiver antenna out tail cone letting excess trail pushrod exit slot Mount 9-4 propeller using two-cycle engine have excellent results Master Airscrew Depending own engine may need shorten prop somewhat best results 15 worked best 8-4 exceed 4-in pitch Flight tests should uneventful rewarding proper preparation Set controls about 150 up 150 down elevator 25 eachway rudder initially make changes after first flights desired am using 30 up down elevator 300 way rudder pretty wild setup approached gently Please recheck wing warps remove find Formica countertop usually nice flat surface will have lot fun fully break engine before flight set good smooth idle proper throttle response Check full power mixture setting holding Playmates nose up about 450 Now fun Fill tank start engine idle back taxi onto runway Stop facing wind recheck control response time Advance throttle gradually holding up elevator first five 10 feet ground roll move stick neutral Con tinue accelerate throttle use up-elevator lift-off ifyour Playmate will come unstuck Climb adequate altitude check trim control re sponse noting desired changesand have ball Playmate may either flared landing brought little faster tail-up touch-down its choice hope enjoy new Playmate 3/IA BALSA SHEET- 7- -w----77,K N 31W BALSA SHEET W-9 3/16 SHEETF 7 3/16 BALSA SHEET F6 3/IA BALSA SIIAET F 3A I/B m~. PLY B TE BQ B F I/B UTE-277fl PLY Lj2j22j L 6 DOUBLER A-B WING BALSA SEE DE 16-7 PLA S DIHEDRAL DETAIl TRIM MOTOR MCSJNrS TO FIT ENGINE USED 4 5 CLEAR- PLASTICSIDE THRUST WINDSHIELD PATTERN TRR 3/IA BALSA SHEETCOaPIT SIDE PATTERN 3/B 3/4 MAPLE MOTOR MOUNT ENYA IS TV 3/B SD BALSA PAIRING FLY yAThB-4 PROP DOWN THRUST BALSA FILL BETWEEN DOUBLERS m NOSE PLANK PATTERN 3/16 BALSA______ ________ SHEET 3/IA BALSA SHEET MAKE2 SIDE NOSE PLANK PATTERN Left it takes little extra effort sanding tall surfaces pleasing contour will rid flat-plate look Right tall wheel strut should rather long angled back best ground handling Three layers MonoKote overthe wire secure rudder 28 Model Aviation Full-Size Plans Available. See Page 164 5/IA 016 DOWEL LEADING EDGE3A6 BALSA SHEET -__ _ __ it_ _ ti~ ___ ___ _____ ___ ___ _ _____I&LUIIIt ____ W5W-416i{W 2 __ ____V___ _ _______________________________________ PVIEWED RACE EBAB 1/B LITEW-I 3/B BALSA 2_______________________________________________ PLY/16-2MB BALSA 2FRONT WING BRAR ASSEMBLY- MAKE 2 SETS W-3TI-K 16-3 2/32FROM FIRM 3/16 3/B BALSA -4 BALSA B BOTTOM SPAR EDRALBRACE - — - /lB BALSA 3/I6BALSB EET SHEETRIB ERNS /32 BALSA ___________Ill B HEADREST OMITTEDIIf .-~R CLARITYi TYPICAL IHINGE ILOCATION I__ _ ___..Ji v3ABDOWELFUSELAGE TOP VIEW STAB LUTB BALSAHEADREST 503/16 DOWEL COCIT FLODRCROSS SECT SA STRINGERSELEV JDNER LUB BALSAF4A-3/16AL hi F-2E0__BA SEIj T ___ I/TBPLYSECTION A 5 [B LITE PLY 3/16 BALSAA______IM 7 FROM 3/B BALSABALSA______RUDDER PLANKSIDESF4BALSA BLOCK HEADRESTFT 16H F-2/ASASHEET____I / -jTfl~ F- _ TT-4 FUEL -IAJRIII----r- TL KRAFY ------- BALSA ______ -- _ __ HEET v33][b-1-10-1-10]]I t I~_DOUBLER .. _______ _____ ___ DOLDRERG RECIEVER KP514 -TI ____ _____ CON __________ BALSA TAIL i-1 E2YQ- ___ rT ___ K _ -SATj 3/TB SO BALSA AILWHEEL MOUNT 0 S PIECES PLY MOUNT I/16BALSA I/16MW 4 TAILWHEEL3/16 BALSA C*G A--- 43/BSHEETBOTTOM I/B PLYMETAL SCREWS SHEET DOUBLERFUSELAGE__________ ___ SIDE VIEW___ JSICKIPSFRONTSPECIFICATIONS I/B MUSICENGINE 2 CYCLEIS- ENGINE 4 CYCLE20- SPAN50PLAYMATE 2-1/2 DIALANDING GEAR PATTERNWEIGHT.2-3/4 LBSDESIGNED BY DAVE ROBELEN ROFT WHEELS L G DETAILTRACING BY JOE DEMARCO April 1986 29 16-I W-2 IJ-3 *4 11165 16-B 16-7 W-B W-9 WING ASSEIELY SEQUENCE [ASSEMBLE A16LS WITHSJT DIHEDRAL BRACE STRIM DIIEORAL 1410 ROOT RIBS GLUE RING PAl4ELS TOGEThER 4 TRIM RIBS B BiB IN SIHEDRAL BRACE 5 SOUD FILL BETWEEN SPSAS WHERE DIHEDRAL BRACE JOINS ______MB BALSA __________________SHEET F-S1/16 PLY TAJLWIIEEL MOUNTV MODEL AVIATION Left delicate landing gear cut down Sig blank flied oval signifi cant weight drag reduction gear shown plans Above up swept tips generous dihedral angle secrets behind excellent control out ailerons reduce either turn bank performance will really suffer
Edition: Model Aviation - 1986/04
Page Numbers: 22, 23, 24, 25, 26, 27, 28, 29
NO OCR TEXT NO OCR TEXT sembly major factors weight control type construction sport RC models built survive major crash little damage however severe weight penalties m approach Playmate can stand normal vigorous flight loads matter minor accidents However crash will break era cyanoacrylate CyA glues Mono Kote such would rather enjoy extra performance lighter model breaks fix chcosing equipment keep mind performance flying qualities directly affected weight Initially prototype model flown standard Kraft servos 450 mAli battery 15 engine combination least peppy thats likely assembled completely acceptable re spect Later after much flying servos replaced Micro units battery changedto 325 mAli SRpack andan 05 25 std RC mounted amazing package gentle lamb reduced throttle Playmate becomes real fireball full power aerobatic maneuvers available setup fact continuous flight full throttle can pretty wild local informal racing Playmate will stay 45 FSR powered Sweet Stick approximately 75 mph course dont have fly full throttle just making point trying scare off Much success Playmate also lies wing elliptical tips help minimize drag airfoil chosen exhibits very wide speed range let simplistic flat-bottom shape airfoil put off fact developed specifically size type model open-frame construction high-lift qualities airfoil together low wing loading provides extremely low land ing speeds excellent stall behavior Yet inverted performance excellent Construction Along attractive appearance easy-going ways spar kling performance Playmate also very easy build Once have chosen engine equipment next step make yourself kit task building almost model scratch made easier rounding up needed materials start making appropriate pat terns cutting parts shape before starting assembly major influence quality finished model quality building materials Translated Play mate terms means should find use best balsa wood have well pleased Sig products hesitate recommend prototype model built medium 6-8 lb per Cu ft balsa except wing spars quite firm Time spent selecting really good materials will well spent indeed Also watch warped crooked sheets 24 Model Aviation Enya 15 IV engine rrnea witn us iuz munier unusuany quiet 9-4 prop author uses also holds down noise reducing rpm its good-neighbor package intrepid aviator isa Wiiiiams Bros 2 sport piiot figure trimmed slightly fit painted enamels clear epoxy protect against exhaust products saysa sport model cant realistic etircus IIODDICS naming unstrumunu aria ma umun isa scrap 1 /e4wing skin Coattheentire cockpitareawith slow-cure epoxyforprotection few curves what basically box structure becomes fuilytransformed Which EAA home-built does remind wood avoid possible after building custom model have access jigsaw small band saw job will go much quicker however small hand coping saw razor saw basic X-Acto set completely sufficient made extensive use modem CyA glues building prototype along 45-min epoxy Hobbypoxy II some Titebond wood glue Fuselage preference start con struction critical choose build wing first fine Start fuselage bonding doublers basic sides slow CyA glue contact cement Mark off install forward bulkheads back rear doublers Re very careful step keep fuselage perfect alignment placing assembly over plan side top views necessary check align ment required better break reglue ajoint now instead letting go Playmate Specificatutt Wingspa d Wing Aen 85 n Weight XViro 'i oz pe Corm ol ~thrhanriudctr Engine Sii Jlhuicxcic vlax imum Contro R4c einni L cxntor 3 up don Rldckr 3 2 right Center Gravity 32o 01 W1rV CVCWJ Tank 4o Stall Velocit\ 16 mph minimum we, ht Maximum Velocity 75 mph 25 twocycle engine April 1986 25 having crooked fuselage Install engine mounts watching align ment carefully Pull sides together tail join filler block Again very careful alignment twist introduced will really push tail assembly out trueness Continue install tail-cone bulkheads stringers nose planks along bottom sheeting landing gear mount plates Use firm piece i6 balsa cockpit floor install now point time decision going use film covering cockpit interior did now time Also cover inside surfaces cockpit side pieces Carefully sand trim side pieces fit glue place CyA Install remaining balsa pieces fuselage except headrest go over glue joints inspecting good bonding time add little glue needed cant its 100 feet high climbing good time shape sand fuselage final contour use whittiers blade #54 X-Acto knife #1 20-grit garnet sandpaper flat wood block 2 x 8 x 34 operation tools out might well shape sand tail surfaces Pay special attention bevel leading Ready racing Playmate isquite agile flight rounding imaginary pylon ease Schnuerie 25 makes super-quick plane fun-flies sport racing Left Small Goldberg control horns tall wheel mount fIttIngs work well Lightweight tall wheel 51g Right Dave demonstrates manual fuel pump squeeze bulb completely practIcal wIth planes 4-oz tank Also check out compact tote box edge rudder elevator should sharp angle shown plansnot rounded off touch alone will reduce considerably battery drain servos Wing fuselage tail safe storage place wing can tackled First locate use flat warpfree work board either hollow-core door panel case old drafting board basswood core safe say success entire project will depend building flat warp-free wings Start construction laminating spar semblies notching trailing edges Next glue wing tip assemblies together Set tips aside moment plan should smoothly fastened down protected glue plastic film Super MonoKote backing does great job can use kitchen clear plastic wraps no wax paper please Start bottom spars trailing edges clamping down carefully Install ribs noting proper thickness go glue spar fillers Glue leading edges wing tips blocking tips proper angle Carefully fit install top spars paying special attention glue joints around center section Remove panels plan trim center ribs dihedral angle shown plan taking pains get good-fitting joint around Glue pan els together using razor saw remove portion center ribs neces sary install dihedral brace Glue ply brace place check over glue joints good bonding paint wing should capable being bent like long bowwith tip hand knee middle Please omit important load test will detect gluing problems Prepare wing covering sanding smooth over rounding tip edges etc sand trailing edge round leave square corners best flight qualities Covering installations etc Follow manufacturers instructions best results plastic filmsalong information such excellent publications pro duced Harry Higley Sons prefer Super MonoKote highly reoommend type wing construction Assemble fuselage tail headrest being very 26 Model Aviation Radio compartment has ample room standard-size equipment Servo mounting tape works fine simpie use Note various servo arms used different throws Switch charging jack should mounted convenient spot well away exhaust spray Rubberband wing attachment very forgiving barely noticeable / Cd /I / WLLJ/ -J r~CJ/7WU /-j// m\ \\ 7/N /7r \\ NK ri// ULK 7/C / U-j \\\/ \\an0NC I-r. K7 70/C CU U ///UI -J /17/N/ -w WKCOW WOwNI QSJ /// 0man ji0 4W-J'W I//Z U\/C IU r ////-J w /2w jO /- W o z __ -J w - o -J 0 0 4W z C C, w p / 7 0 0 N April 1986 27 careful tail alignment fact wing should strapped fuselage stage alignment reference cut through covering install headrest dorsal fin just glue place CyA will big help avoiding wrinkles fuselage top Although pilot bust instruments will improve flight qualities bit urge include Playmate has cut-down Williams Bros 2-in-scale pilot instruments Circus Hobbies instrument panel made some old 4 plywood wing skin Normally pilot instruments tend damaged hot exhaust spray causing look grubby solution use stiff brush apply thin coat Hobbypoxy 2 glue entire instrument panel after installation Also coat pilot after painting treatment has real boon keeping cockpit area looking neat indefinitely Also use glue coat entire inside fuselage wing trailing edge forward excellent fuel resistance Take care spread glue very thin avoid excess weight heat gun will help Make up install fuel tank mount engine #4 x -in sheet metal screws along landing gear #4 x h-in sheet metal screws Assemble tail wheel install time use four layers MonoKote ironed over tail wheel arm connect rudder Construct two pushrods /16 sq balsa threaded rod carefully install Pay special attention keeping rods very stiff minimum bends no binding will rewarded reduced battery drain excellent control response Install servos area suggested have very good results using servo mounting tape job prefer connect throttle Sullivan thin cable set along Du-Bro ball-link throttle arm Flight preparations proper balance model critical successful flight Loosely place receiver battery fuselage mount wing Locate battery receiver will help achieving correct balance position use proper sponge padding protection As last resort lead weight may used get proper balance pointbut please get balance correctly have routing receiver antenna out tail cone letting excess trail pushrod exit slot Mount 9-4 propeller using two-cycle engine have excellent results Master Airscrew Depending own engine may need shorten prop somewhat best results 15 worked best 8-4 exceed 4-in pitch Flight tests should uneventful rewarding proper preparation Set controls about 150 up 150 down elevator 25 eachway rudder initially make changes after first flights desired am using 30 up down elevator 300 way rudder pretty wild setup approached gently Please recheck wing warps remove find Formica countertop usually nice flat surface will have lot fun fully break engine before flight set good smooth idle proper throttle response Check full power mixture setting holding Playmates nose up about 450 Now fun Fill tank start engine idle back taxi onto runway Stop facing wind recheck control response time Advance throttle gradually holding up elevator first five 10 feet ground roll move stick neutral Con tinue accelerate throttle use up-elevator lift-off ifyour Playmate will come unstuck Climb adequate altitude check trim control re sponse noting desired changesand have ball Playmate may either flared landing brought little faster tail-up touch-down its choice hope enjoy new Playmate 3/IA BALSA SHEET- 7- -w----77,K N 31W BALSA SHEET W-9 3/16 SHEETF 7 3/16 BALSA SHEET F6 3/IA BALSA SIIAET F 3A I/B m~. PLY B TE BQ B F I/B UTE-277fl PLY Lj2j22j L 6 DOUBLER A-B WING BALSA SEE DE 16-7 PLA S DIHEDRAL DETAIl TRIM MOTOR MCSJNrS TO FIT ENGINE USED 4 5 CLEAR- PLASTICSIDE THRUST WINDSHIELD PATTERN TRR 3/IA BALSA SHEETCOaPIT SIDE PATTERN 3/B 3/4 MAPLE MOTOR MOUNT ENYA IS TV 3/B SD BALSA PAIRING FLY yAThB-4 PROP DOWN THRUST BALSA FILL BETWEEN DOUBLERS m NOSE PLANK PATTERN 3/16 BALSA______ ________ SHEET 3/IA BALSA SHEET MAKE2 SIDE NOSE PLANK PATTERN Left it takes little extra effort sanding tall surfaces pleasing contour will rid flat-plate look Right tall wheel strut should rather long angled back best ground handling Three layers MonoKote overthe wire secure rudder 28 Model Aviation Full-Size Plans Available. See Page 164 5/IA 016 DOWEL LEADING EDGE3A6 BALSA SHEET -__ _ __ it_ _ ti~ ___ ___ _____ ___ ___ _ _____I&LUIIIt ____ W5W-416i{W 2 __ ____V___ _ _______________________________________ PVIEWED RACE EBAB 1/B LITEW-I 3/B BALSA 2_______________________________________________ PLY/16-2MB BALSA 2FRONT WING BRAR ASSEMBLY- MAKE 2 SETS W-3TI-K 16-3 2/32FROM FIRM 3/16 3/B BALSA -4 BALSA B BOTTOM SPAR EDRALBRACE - — - /lB BALSA 3/I6BALSB EET SHEETRIB ERNS /32 BALSA ___________Ill B HEADREST OMITTEDIIf .-~R CLARITYi TYPICAL IHINGE ILOCATION I__ _ ___..Ji v3ABDOWELFUSELAGE TOP VIEW STAB LUTB BALSAHEADREST 503/16 DOWEL COCIT FLODRCROSS SECT SA STRINGERSELEV JDNER LUB BALSAF4A-3/16AL hi F-2E0__BA SEIj T ___ I/TBPLYSECTION A 5 [B LITE PLY 3/16 BALSAA______IM 7 FROM 3/B BALSABALSA______RUDDER PLANKSIDESF4BALSA BLOCK HEADRESTFT 16H F-2/ASASHEET____I / -jTfl~ F- _ TT-4 FUEL -IAJRIII----r- TL KRAFY ------- BALSA ______ -- _ __ HEET v33][b-1-10-1-10]]I t I~_DOUBLER .. _______ _____ ___ DOLDRERG RECIEVER KP514 -TI ____ _____ CON __________ BALSA TAIL i-1 E2YQ- ___ rT ___ K _ -SATj 3/TB SO BALSA AILWHEEL MOUNT 0 S PIECES PLY MOUNT I/16BALSA I/16MW 4 TAILWHEEL3/16 BALSA C*G A--- 43/BSHEETBOTTOM I/B PLYMETAL SCREWS SHEET DOUBLERFUSELAGE__________ ___ SIDE VIEW___ JSICKIPSFRONTSPECIFICATIONS I/B MUSICENGINE 2 CYCLEIS- ENGINE 4 CYCLE20- SPAN50PLAYMATE 2-1/2 DIALANDING GEAR PATTERNWEIGHT.2-3/4 LBSDESIGNED BY DAVE ROBELEN ROFT WHEELS L G DETAILTRACING BY JOE DEMARCO April 1986 29 16-I W-2 IJ-3 *4 11165 16-B 16-7 W-B W-9 WING ASSEIELY SEQUENCE [ASSEMBLE A16LS WITHSJT DIHEDRAL BRACE STRIM DIIEORAL 1410 ROOT RIBS GLUE RING PAl4ELS TOGEThER 4 TRIM RIBS B BiB IN SIHEDRAL BRACE 5 SOUD FILL BETWEEN SPSAS WHERE DIHEDRAL BRACE JOINS ______MB BALSA __________________SHEET F-S1/16 PLY TAJLWIIEEL MOUNTV MODEL AVIATION Left delicate landing gear cut down Sig blank flied oval signifi cant weight drag reduction gear shown plans Above up swept tips generous dihedral angle secrets behind excellent control out ailerons reduce either turn bank performance will really suffer
Edition: Model Aviation - 1986/04
Page Numbers: 22, 23, 24, 25, 26, 27, 28, 29
NO OCR TEXT NO OCR TEXT sembly major factors weight control type construction sport RC models built survive major crash little damage however severe weight penalties m approach Playmate can stand normal vigorous flight loads matter minor accidents However crash will break era cyanoacrylate CyA glues Mono Kote such would rather enjoy extra performance lighter model breaks fix chcosing equipment keep mind performance flying qualities directly affected weight Initially prototype model flown standard Kraft servos 450 mAli battery 15 engine combination least peppy thats likely assembled completely acceptable re spect Later after much flying servos replaced Micro units battery changedto 325 mAli SRpack andan 05 25 std RC mounted amazing package gentle lamb reduced throttle Playmate becomes real fireball full power aerobatic maneuvers available setup fact continuous flight full throttle can pretty wild local informal racing Playmate will stay 45 FSR powered Sweet Stick approximately 75 mph course dont have fly full throttle just making point trying scare off Much success Playmate also lies wing elliptical tips help minimize drag airfoil chosen exhibits very wide speed range let simplistic flat-bottom shape airfoil put off fact developed specifically size type model open-frame construction high-lift qualities airfoil together low wing loading provides extremely low land ing speeds excellent stall behavior Yet inverted performance excellent Construction Along attractive appearance easy-going ways spar kling performance Playmate also very easy build Once have chosen engine equipment next step make yourself kit task building almost model scratch made easier rounding up needed materials start making appropriate pat terns cutting parts shape before starting assembly major influence quality finished model quality building materials Translated Play mate terms means should find use best balsa wood have well pleased Sig products hesitate recommend prototype model built medium 6-8 lb per Cu ft balsa except wing spars quite firm Time spent selecting really good materials will well spent indeed Also watch warped crooked sheets 24 Model Aviation Enya 15 IV engine rrnea witn us iuz munier unusuany quiet 9-4 prop author uses also holds down noise reducing rpm its good-neighbor package intrepid aviator isa Wiiiiams Bros 2 sport piiot figure trimmed slightly fit painted enamels clear epoxy protect against exhaust products saysa sport model cant realistic etircus IIODDICS naming unstrumunu aria ma umun isa scrap 1 /e4wing skin Coattheentire cockpitareawith slow-cure epoxyforprotection few curves what basically box structure becomes fuilytransformed Which EAA home-built does remind wood avoid possible after building custom model have access jigsaw small band saw job will go much quicker however small hand coping saw razor saw basic X-Acto set completely sufficient made extensive use modem CyA glues building prototype along 45-min epoxy Hobbypoxy II some Titebond wood glue Fuselage preference start con struction critical choose build wing first fine Start fuselage bonding doublers basic sides slow CyA glue contact cement Mark off install forward bulkheads back rear doublers Re very careful step keep fuselage perfect alignment placing assembly over plan side top views necessary check align ment required better break reglue ajoint now instead letting go Playmate Specificatutt Wingspa d Wing Aen 85 n Weight XViro 'i oz pe Corm ol ~thrhanriudctr Engine Sii Jlhuicxcic vlax imum Contro R4c einni L cxntor 3 up don Rldckr 3 2 right Center Gravity 32o 01 W1rV CVCWJ Tank 4o Stall Velocit\ 16 mph minimum we, ht Maximum Velocity 75 mph 25 twocycle engine April 1986 25 having crooked fuselage Install engine mounts watching align ment carefully Pull sides together tail join filler block Again very careful alignment twist introduced will really push tail assembly out trueness Continue install tail-cone bulkheads stringers nose planks along bottom sheeting landing gear mount plates Use firm piece i6 balsa cockpit floor install now point time decision going use film covering cockpit interior did now time Also cover inside surfaces cockpit side pieces Carefully sand trim side pieces fit glue place CyA Install remaining balsa pieces fuselage except headrest go over glue joints inspecting good bonding time add little glue needed cant its 100 feet high climbing good time shape sand fuselage final contour use whittiers blade #54 X-Acto knife #1 20-grit garnet sandpaper flat wood block 2 x 8 x 34 operation tools out might well shape sand tail surfaces Pay special attention bevel leading Ready racing Playmate isquite agile flight rounding imaginary pylon ease Schnuerie 25 makes super-quick plane fun-flies sport racing Left Small Goldberg control horns tall wheel mount fIttIngs work well Lightweight tall wheel 51g Right Dave demonstrates manual fuel pump squeeze bulb completely practIcal wIth planes 4-oz tank Also check out compact tote box edge rudder elevator should sharp angle shown plansnot rounded off touch alone will reduce considerably battery drain servos Wing fuselage tail safe storage place wing can tackled First locate use flat warpfree work board either hollow-core door panel case old drafting board basswood core safe say success entire project will depend building flat warp-free wings Start construction laminating spar semblies notching trailing edges Next glue wing tip assemblies together Set tips aside moment plan should smoothly fastened down protected glue plastic film Super MonoKote backing does great job can use kitchen clear plastic wraps no wax paper please Start bottom spars trailing edges clamping down carefully Install ribs noting proper thickness go glue spar fillers Glue leading edges wing tips blocking tips proper angle Carefully fit install top spars paying special attention glue joints around center section Remove panels plan trim center ribs dihedral angle shown plan taking pains get good-fitting joint around Glue pan els together using razor saw remove portion center ribs neces sary install dihedral brace Glue ply brace place check over glue joints good bonding paint wing should capable being bent like long bowwith tip hand knee middle Please omit important load test will detect gluing problems Prepare wing covering sanding smooth over rounding tip edges etc sand trailing edge round leave square corners best flight qualities Covering installations etc Follow manufacturers instructions best results plastic filmsalong information such excellent publications pro duced Harry Higley Sons prefer Super MonoKote highly reoommend type wing construction Assemble fuselage tail headrest being very 26 Model Aviation Radio compartment has ample room standard-size equipment Servo mounting tape works fine simpie use Note various servo arms used different throws Switch charging jack should mounted convenient spot well away exhaust spray Rubberband wing attachment very forgiving barely noticeable / Cd /I / WLLJ/ -J r~CJ/7WU /-j// m\ \\ 7/N /7r \\ NK ri// ULK 7/C / U-j \\\/ \\an0NC I-r. K7 70/C CU U ///UI -J /17/N/ -w WKCOW WOwNI QSJ /// 0man ji0 4W-J'W I//Z U\/C IU r ////-J w /2w jO /- W o z __ -J w - o -J 0 0 4W z C C, w p / 7 0 0 N April 1986 27 careful tail alignment fact wing should strapped fuselage stage alignment reference cut through covering install headrest dorsal fin just glue place CyA will big help avoiding wrinkles fuselage top Although pilot bust instruments will improve flight qualities bit urge include Playmate has cut-down Williams Bros 2-in-scale pilot instruments Circus Hobbies instrument panel made some old 4 plywood wing skin Normally pilot instruments tend damaged hot exhaust spray causing look grubby solution use stiff brush apply thin coat Hobbypoxy 2 glue entire instrument panel after installation Also coat pilot after painting treatment has real boon keeping cockpit area looking neat indefinitely Also use glue coat entire inside fuselage wing trailing edge forward excellent fuel resistance Take care spread glue very thin avoid excess weight heat gun will help Make up install fuel tank mount engine #4 x -in sheet metal screws along landing gear #4 x h-in sheet metal screws Assemble tail wheel install time use four layers MonoKote ironed over tail wheel arm connect rudder Construct two pushrods /16 sq balsa threaded rod carefully install Pay special attention keeping rods very stiff minimum bends no binding will rewarded reduced battery drain excellent control response Install servos area suggested have very good results using servo mounting tape job prefer connect throttle Sullivan thin cable set along Du-Bro ball-link throttle arm Flight preparations proper balance model critical successful flight Loosely place receiver battery fuselage mount wing Locate battery receiver will help achieving correct balance position use proper sponge padding protection As last resort lead weight may used get proper balance pointbut please get balance correctly have routing receiver antenna out tail cone letting excess trail pushrod exit slot Mount 9-4 propeller using two-cycle engine have excellent results Master Airscrew Depending own engine may need shorten prop somewhat best results 15 worked best 8-4 exceed 4-in pitch Flight tests should uneventful rewarding proper preparation Set controls about 150 up 150 down elevator 25 eachway rudder initially make changes after first flights desired am using 30 up down elevator 300 way rudder pretty wild setup approached gently Please recheck wing warps remove find Formica countertop usually nice flat surface will have lot fun fully break engine before flight set good smooth idle proper throttle response Check full power mixture setting holding Playmates nose up about 450 Now fun Fill tank start engine idle back taxi onto runway Stop facing wind recheck control response time Advance throttle gradually holding up elevator first five 10 feet ground roll move stick neutral Con tinue accelerate throttle use up-elevator lift-off ifyour Playmate will come unstuck Climb adequate altitude check trim control re sponse noting desired changesand have ball Playmate may either flared landing brought little faster tail-up touch-down its choice hope enjoy new Playmate 3/IA BALSA SHEET- 7- -w----77,K N 31W BALSA SHEET W-9 3/16 SHEETF 7 3/16 BALSA SHEET F6 3/IA BALSA SIIAET F 3A I/B m~. PLY B TE BQ B F I/B UTE-277fl PLY Lj2j22j L 6 DOUBLER A-B WING BALSA SEE DE 16-7 PLA S DIHEDRAL DETAIl TRIM MOTOR MCSJNrS TO FIT ENGINE USED 4 5 CLEAR- PLASTICSIDE THRUST WINDSHIELD PATTERN TRR 3/IA BALSA SHEETCOaPIT SIDE PATTERN 3/B 3/4 MAPLE MOTOR MOUNT ENYA IS TV 3/B SD BALSA PAIRING FLY yAThB-4 PROP DOWN THRUST BALSA FILL BETWEEN DOUBLERS m NOSE PLANK PATTERN 3/16 BALSA______ ________ SHEET 3/IA BALSA SHEET MAKE2 SIDE NOSE PLANK PATTERN Left it takes little extra effort sanding tall surfaces pleasing contour will rid flat-plate look Right tall wheel strut should rather long angled back best ground handling Three layers MonoKote overthe wire secure rudder 28 Model Aviation Full-Size Plans Available. See Page 164 5/IA 016 DOWEL LEADING EDGE3A6 BALSA SHEET -__ _ __ it_ _ ti~ ___ ___ _____ ___ ___ _ _____I&LUIIIt ____ W5W-416i{W 2 __ ____V___ _ _______________________________________ PVIEWED RACE EBAB 1/B LITEW-I 3/B BALSA 2_______________________________________________ PLY/16-2MB BALSA 2FRONT WING BRAR ASSEMBLY- MAKE 2 SETS W-3TI-K 16-3 2/32FROM FIRM 3/16 3/B BALSA -4 BALSA B BOTTOM SPAR EDRALBRACE - — - /lB BALSA 3/I6BALSB EET SHEETRIB ERNS /32 BALSA ___________Ill B HEADREST OMITTEDIIf .-~R CLARITYi TYPICAL IHINGE ILOCATION I__ _ ___..Ji v3ABDOWELFUSELAGE TOP VIEW STAB LUTB BALSAHEADREST 503/16 DOWEL COCIT FLODRCROSS SECT SA STRINGERSELEV JDNER LUB BALSAF4A-3/16AL hi F-2E0__BA SEIj T ___ I/TBPLYSECTION A 5 [B LITE PLY 3/16 BALSAA______IM 7 FROM 3/B BALSABALSA______RUDDER PLANKSIDESF4BALSA BLOCK HEADRESTFT 16H F-2/ASASHEET____I / -jTfl~ F- _ TT-4 FUEL -IAJRIII----r- TL KRAFY ------- BALSA ______ -- _ __ HEET v33][b-1-10-1-10]]I t I~_DOUBLER .. _______ _____ ___ DOLDRERG RECIEVER KP514 -TI ____ _____ CON __________ BALSA TAIL i-1 E2YQ- ___ rT ___ K _ -SATj 3/TB SO BALSA AILWHEEL MOUNT 0 S PIECES PLY MOUNT I/16BALSA I/16MW 4 TAILWHEEL3/16 BALSA C*G A--- 43/BSHEETBOTTOM I/B PLYMETAL SCREWS SHEET DOUBLERFUSELAGE__________ ___ SIDE VIEW___ JSICKIPSFRONTSPECIFICATIONS I/B MUSICENGINE 2 CYCLEIS- ENGINE 4 CYCLE20- SPAN50PLAYMATE 2-1/2 DIALANDING GEAR PATTERNWEIGHT.2-3/4 LBSDESIGNED BY DAVE ROBELEN ROFT WHEELS L G DETAILTRACING BY JOE DEMARCO April 1986 29 16-I W-2 IJ-3 *4 11165 16-B 16-7 W-B W-9 WING ASSEIELY SEQUENCE [ASSEMBLE A16LS WITHSJT DIHEDRAL BRACE STRIM DIIEORAL 1410 ROOT RIBS GLUE RING PAl4ELS TOGEThER 4 TRIM RIBS B BiB IN SIHEDRAL BRACE 5 SOUD FILL BETWEEN SPSAS WHERE DIHEDRAL BRACE JOINS ______MB BALSA __________________SHEET F-S1/16 PLY TAJLWIIEEL MOUNTV MODEL AVIATION Left delicate landing gear cut down Sig blank flied oval signifi cant weight drag reduction gear shown plans Above up swept tips generous dihedral angle secrets behind excellent control out ailerons reduce either turn bank performance will really suffer
Edition: Model Aviation - 1986/04
Page Numbers: 22, 23, 24, 25, 26, 27, 28, 29
NO OCR TEXT NO OCR TEXT sembly major factors weight control type construction sport RC models built survive major crash little damage however severe weight penalties m approach Playmate can stand normal vigorous flight loads matter minor accidents However crash will break era cyanoacrylate CyA glues Mono Kote such would rather enjoy extra performance lighter model breaks fix chcosing equipment keep mind performance flying qualities directly affected weight Initially prototype model flown standard Kraft servos 450 mAli battery 15 engine combination least peppy thats likely assembled completely acceptable re spect Later after much flying servos replaced Micro units battery changedto 325 mAli SRpack andan 05 25 std RC mounted amazing package gentle lamb reduced throttle Playmate becomes real fireball full power aerobatic maneuvers available setup fact continuous flight full throttle can pretty wild local informal racing Playmate will stay 45 FSR powered Sweet Stick approximately 75 mph course dont have fly full throttle just making point trying scare off Much success Playmate also lies wing elliptical tips help minimize drag airfoil chosen exhibits very wide speed range let simplistic flat-bottom shape airfoil put off fact developed specifically size type model open-frame construction high-lift qualities airfoil together low wing loading provides extremely low land ing speeds excellent stall behavior Yet inverted performance excellent Construction Along attractive appearance easy-going ways spar kling performance Playmate also very easy build Once have chosen engine equipment next step make yourself kit task building almost model scratch made easier rounding up needed materials start making appropriate pat terns cutting parts shape before starting assembly major influence quality finished model quality building materials Translated Play mate terms means should find use best balsa wood have well pleased Sig products hesitate recommend prototype model built medium 6-8 lb per Cu ft balsa except wing spars quite firm Time spent selecting really good materials will well spent indeed Also watch warped crooked sheets 24 Model Aviation Enya 15 IV engine rrnea witn us iuz munier unusuany quiet 9-4 prop author uses also holds down noise reducing rpm its good-neighbor package intrepid aviator isa Wiiiiams Bros 2 sport piiot figure trimmed slightly fit painted enamels clear epoxy protect against exhaust products saysa sport model cant realistic etircus IIODDICS naming unstrumunu aria ma umun isa scrap 1 /e4wing skin Coattheentire cockpitareawith slow-cure epoxyforprotection few curves what basically box structure becomes fuilytransformed Which EAA home-built does remind wood avoid possible after building custom model have access jigsaw small band saw job will go much quicker however small hand coping saw razor saw basic X-Acto set completely sufficient made extensive use modem CyA glues building prototype along 45-min epoxy Hobbypoxy II some Titebond wood glue Fuselage preference start con struction critical choose build wing first fine Start fuselage bonding doublers basic sides slow CyA glue contact cement Mark off install forward bulkheads back rear doublers Re very careful step keep fuselage perfect alignment placing assembly over plan side top views necessary check align ment required better break reglue ajoint now instead letting go Playmate Specificatutt Wingspa d Wing Aen 85 n Weight XViro 'i oz pe Corm ol ~thrhanriudctr Engine Sii Jlhuicxcic vlax imum Contro R4c einni L cxntor 3 up don Rldckr 3 2 right Center Gravity 32o 01 W1rV CVCWJ Tank 4o Stall Velocit\ 16 mph minimum we, ht Maximum Velocity 75 mph 25 twocycle engine April 1986 25 having crooked fuselage Install engine mounts watching align ment carefully Pull sides together tail join filler block Again very careful alignment twist introduced will really push tail assembly out trueness Continue install tail-cone bulkheads stringers nose planks along bottom sheeting landing gear mount plates Use firm piece i6 balsa cockpit floor install now point time decision going use film covering cockpit interior did now time Also cover inside surfaces cockpit side pieces Carefully sand trim side pieces fit glue place CyA Install remaining balsa pieces fuselage except headrest go over glue joints inspecting good bonding time add little glue needed cant its 100 feet high climbing good time shape sand fuselage final contour use whittiers blade #54 X-Acto knife #1 20-grit garnet sandpaper flat wood block 2 x 8 x 34 operation tools out might well shape sand tail surfaces Pay special attention bevel leading Ready racing Playmate isquite agile flight rounding imaginary pylon ease Schnuerie 25 makes super-quick plane fun-flies sport racing Left Small Goldberg control horns tall wheel mount fIttIngs work well Lightweight tall wheel 51g Right Dave demonstrates manual fuel pump squeeze bulb completely practIcal wIth planes 4-oz tank Also check out compact tote box edge rudder elevator should sharp angle shown plansnot rounded off touch alone will reduce considerably battery drain servos Wing fuselage tail safe storage place wing can tackled First locate use flat warpfree work board either hollow-core door panel case old drafting board basswood core safe say success entire project will depend building flat warp-free wings Start construction laminating spar semblies notching trailing edges Next glue wing tip assemblies together Set tips aside moment plan should smoothly fastened down protected glue plastic film Super MonoKote backing does great job can use kitchen clear plastic wraps no wax paper please Start bottom spars trailing edges clamping down carefully Install ribs noting proper thickness go glue spar fillers Glue leading edges wing tips blocking tips proper angle Carefully fit install top spars paying special attention glue joints around center section Remove panels plan trim center ribs dihedral angle shown plan taking pains get good-fitting joint around Glue pan els together using razor saw remove portion center ribs neces sary install dihedral brace Glue ply brace place check over glue joints good bonding paint wing should capable being bent like long bowwith tip hand knee middle Please omit important load test will detect gluing problems Prepare wing covering sanding smooth over rounding tip edges etc sand trailing edge round leave square corners best flight qualities Covering installations etc Follow manufacturers instructions best results plastic filmsalong information such excellent publications pro duced Harry Higley Sons prefer Super MonoKote highly reoommend type wing construction Assemble fuselage tail headrest being very 26 Model Aviation Radio compartment has ample room standard-size equipment Servo mounting tape works fine simpie use Note various servo arms used different throws Switch charging jack should mounted convenient spot well away exhaust spray Rubberband wing attachment very forgiving barely noticeable / Cd /I / WLLJ/ -J r~CJ/7WU /-j// m\ \\ 7/N /7r \\ NK ri// ULK 7/C / U-j \\\/ \\an0NC I-r. K7 70/C CU U ///UI -J /17/N/ -w WKCOW WOwNI QSJ /// 0man ji0 4W-J'W I//Z U\/C IU r ////-J w /2w jO /- W o z __ -J w - o -J 0 0 4W z C C, w p / 7 0 0 N April 1986 27 careful tail alignment fact wing should strapped fuselage stage alignment reference cut through covering install headrest dorsal fin just glue place CyA will big help avoiding wrinkles fuselage top Although pilot bust instruments will improve flight qualities bit urge include Playmate has cut-down Williams Bros 2-in-scale pilot instruments Circus Hobbies instrument panel made some old 4 plywood wing skin Normally pilot instruments tend damaged hot exhaust spray causing look grubby solution use stiff brush apply thin coat Hobbypoxy 2 glue entire instrument panel after installation Also coat pilot after painting treatment has real boon keeping cockpit area looking neat indefinitely Also use glue coat entire inside fuselage wing trailing edge forward excellent fuel resistance Take care spread glue very thin avoid excess weight heat gun will help Make up install fuel tank mount engine #4 x -in sheet metal screws along landing gear #4 x h-in sheet metal screws Assemble tail wheel install time use four layers MonoKote ironed over tail wheel arm connect rudder Construct two pushrods /16 sq balsa threaded rod carefully install Pay special attention keeping rods very stiff minimum bends no binding will rewarded reduced battery drain excellent control response Install servos area suggested have very good results using servo mounting tape job prefer connect throttle Sullivan thin cable set along Du-Bro ball-link throttle arm Flight preparations proper balance model critical successful flight Loosely place receiver battery fuselage mount wing Locate battery receiver will help achieving correct balance position use proper sponge padding protection As last resort lead weight may used get proper balance pointbut please get balance correctly have routing receiver antenna out tail cone letting excess trail pushrod exit slot Mount 9-4 propeller using two-cycle engine have excellent results Master Airscrew Depending own engine may need shorten prop somewhat best results 15 worked best 8-4 exceed 4-in pitch Flight tests should uneventful rewarding proper preparation Set controls about 150 up 150 down elevator 25 eachway rudder initially make changes after first flights desired am using 30 up down elevator 300 way rudder pretty wild setup approached gently Please recheck wing warps remove find Formica countertop usually nice flat surface will have lot fun fully break engine before flight set good smooth idle proper throttle response Check full power mixture setting holding Playmates nose up about 450 Now fun Fill tank start engine idle back taxi onto runway Stop facing wind recheck control response time Advance throttle gradually holding up elevator first five 10 feet ground roll move stick neutral Con tinue accelerate throttle use up-elevator lift-off ifyour Playmate will come unstuck Climb adequate altitude check trim control re sponse noting desired changesand have ball Playmate may either flared landing brought little faster tail-up touch-down its choice hope enjoy new Playmate 3/IA BALSA SHEET- 7- -w----77,K N 31W BALSA SHEET W-9 3/16 SHEETF 7 3/16 BALSA SHEET F6 3/IA BALSA SIIAET F 3A I/B m~. PLY B TE BQ B F I/B UTE-277fl PLY Lj2j22j L 6 DOUBLER A-B WING BALSA SEE DE 16-7 PLA S DIHEDRAL DETAIl TRIM MOTOR MCSJNrS TO FIT ENGINE USED 4 5 CLEAR- PLASTICSIDE THRUST WINDSHIELD PATTERN TRR 3/IA BALSA SHEETCOaPIT SIDE PATTERN 3/B 3/4 MAPLE MOTOR MOUNT ENYA IS TV 3/B SD BALSA PAIRING FLY yAThB-4 PROP DOWN THRUST BALSA FILL BETWEEN DOUBLERS m NOSE PLANK PATTERN 3/16 BALSA______ ________ SHEET 3/IA BALSA SHEET MAKE2 SIDE NOSE PLANK PATTERN Left it takes little extra effort sanding tall surfaces pleasing contour will rid flat-plate look Right tall wheel strut should rather long angled back best ground handling Three layers MonoKote overthe wire secure rudder 28 Model Aviation Full-Size Plans Available. See Page 164 5/IA 016 DOWEL LEADING EDGE3A6 BALSA SHEET -__ _ __ it_ _ ti~ ___ ___ _____ ___ ___ _ _____I&LUIIIt ____ W5W-416i{W 2 __ ____V___ _ _______________________________________ PVIEWED RACE EBAB 1/B LITEW-I 3/B BALSA 2_______________________________________________ PLY/16-2MB BALSA 2FRONT WING BRAR ASSEMBLY- MAKE 2 SETS W-3TI-K 16-3 2/32FROM FIRM 3/16 3/B BALSA -4 BALSA B BOTTOM SPAR EDRALBRACE - — - /lB BALSA 3/I6BALSB EET SHEETRIB ERNS /32 BALSA ___________Ill B HEADREST OMITTEDIIf .-~R CLARITYi TYPICAL IHINGE ILOCATION I__ _ ___..Ji v3ABDOWELFUSELAGE TOP VIEW STAB LUTB BALSAHEADREST 503/16 DOWEL COCIT FLODRCROSS SECT SA STRINGERSELEV JDNER LUB BALSAF4A-3/16AL hi F-2E0__BA SEIj T ___ I/TBPLYSECTION A 5 [B LITE PLY 3/16 BALSAA______IM 7 FROM 3/B BALSABALSA______RUDDER PLANKSIDESF4BALSA BLOCK HEADRESTFT 16H F-2/ASASHEET____I / -jTfl~ F- _ TT-4 FUEL -IAJRIII----r- TL KRAFY ------- BALSA ______ -- _ __ HEET v33][b-1-10-1-10]]I t I~_DOUBLER .. _______ _____ ___ DOLDRERG RECIEVER KP514 -TI ____ _____ CON __________ BALSA TAIL i-1 E2YQ- ___ rT ___ K _ -SATj 3/TB SO BALSA AILWHEEL MOUNT 0 S PIECES PLY MOUNT I/16BALSA I/16MW 4 TAILWHEEL3/16 BALSA C*G A--- 43/BSHEETBOTTOM I/B PLYMETAL SCREWS SHEET DOUBLERFUSELAGE__________ ___ SIDE VIEW___ JSICKIPSFRONTSPECIFICATIONS I/B MUSICENGINE 2 CYCLEIS- ENGINE 4 CYCLE20- SPAN50PLAYMATE 2-1/2 DIALANDING GEAR PATTERNWEIGHT.2-3/4 LBSDESIGNED BY DAVE ROBELEN ROFT WHEELS L G DETAILTRACING BY JOE DEMARCO April 1986 29 16-I W-2 IJ-3 *4 11165 16-B 16-7 W-B W-9 WING ASSEIELY SEQUENCE [ASSEMBLE A16LS WITHSJT DIHEDRAL BRACE STRIM DIIEORAL 1410 ROOT RIBS GLUE RING PAl4ELS TOGEThER 4 TRIM RIBS B BiB IN SIHEDRAL BRACE 5 SOUD FILL BETWEEN SPSAS WHERE DIHEDRAL BRACE JOINS ______MB BALSA __________________SHEET F-S1/16 PLY TAJLWIIEEL MOUNTV MODEL AVIATION Left delicate landing gear cut down Sig blank flied oval signifi cant weight drag reduction gear shown plans Above up swept tips generous dihedral angle secrets behind excellent control out ailerons reduce either turn bank performance will really suffer
Edition: Model Aviation - 1986/04
Page Numbers: 22, 23, 24, 25, 26, 27, 28, 29
NO OCR TEXT NO OCR TEXT sembly major factors weight control type construction sport RC models built survive major crash little damage however severe weight penalties m approach Playmate can stand normal vigorous flight loads matter minor accidents However crash will break era cyanoacrylate CyA glues Mono Kote such would rather enjoy extra performance lighter model breaks fix chcosing equipment keep mind performance flying qualities directly affected weight Initially prototype model flown standard Kraft servos 450 mAli battery 15 engine combination least peppy thats likely assembled completely acceptable re spect Later after much flying servos replaced Micro units battery changedto 325 mAli SRpack andan 05 25 std RC mounted amazing package gentle lamb reduced throttle Playmate becomes real fireball full power aerobatic maneuvers available setup fact continuous flight full throttle can pretty wild local informal racing Playmate will stay 45 FSR powered Sweet Stick approximately 75 mph course dont have fly full throttle just making point trying scare off Much success Playmate also lies wing elliptical tips help minimize drag airfoil chosen exhibits very wide speed range let simplistic flat-bottom shape airfoil put off fact developed specifically size type model open-frame construction high-lift qualities airfoil together low wing loading provides extremely low land ing speeds excellent stall behavior Yet inverted performance excellent Construction Along attractive appearance easy-going ways spar kling performance Playmate also very easy build Once have chosen engine equipment next step make yourself kit task building almost model scratch made easier rounding up needed materials start making appropriate pat terns cutting parts shape before starting assembly major influence quality finished model quality building materials Translated Play mate terms means should find use best balsa wood have well pleased Sig products hesitate recommend prototype model built medium 6-8 lb per Cu ft balsa except wing spars quite firm Time spent selecting really good materials will well spent indeed Also watch warped crooked sheets 24 Model Aviation Enya 15 IV engine rrnea witn us iuz munier unusuany quiet 9-4 prop author uses also holds down noise reducing rpm its good-neighbor package intrepid aviator isa Wiiiiams Bros 2 sport piiot figure trimmed slightly fit painted enamels clear epoxy protect against exhaust products saysa sport model cant realistic etircus IIODDICS naming unstrumunu aria ma umun isa scrap 1 /e4wing skin Coattheentire cockpitareawith slow-cure epoxyforprotection few curves what basically box structure becomes fuilytransformed Which EAA home-built does remind wood avoid possible after building custom model have access jigsaw small band saw job will go much quicker however small hand coping saw razor saw basic X-Acto set completely sufficient made extensive use modem CyA glues building prototype along 45-min epoxy Hobbypoxy II some Titebond wood glue Fuselage preference start con struction critical choose build wing first fine Start fuselage bonding doublers basic sides slow CyA glue contact cement Mark off install forward bulkheads back rear doublers Re very careful step keep fuselage perfect alignment placing assembly over plan side top views necessary check align ment required better break reglue ajoint now instead letting go Playmate Specificatutt Wingspa d Wing Aen 85 n Weight XViro 'i oz pe Corm ol ~thrhanriudctr Engine Sii Jlhuicxcic vlax imum Contro R4c einni L cxntor 3 up don Rldckr 3 2 right Center Gravity 32o 01 W1rV CVCWJ Tank 4o Stall Velocit\ 16 mph minimum we, ht Maximum Velocity 75 mph 25 twocycle engine April 1986 25 having crooked fuselage Install engine mounts watching align ment carefully Pull sides together tail join filler block Again very careful alignment twist introduced will really push tail assembly out trueness Continue install tail-cone bulkheads stringers nose planks along bottom sheeting landing gear mount plates Use firm piece i6 balsa cockpit floor install now point time decision going use film covering cockpit interior did now time Also cover inside surfaces cockpit side pieces Carefully sand trim side pieces fit glue place CyA Install remaining balsa pieces fuselage except headrest go over glue joints inspecting good bonding time add little glue needed cant its 100 feet high climbing good time shape sand fuselage final contour use whittiers blade #54 X-Acto knife #1 20-grit garnet sandpaper flat wood block 2 x 8 x 34 operation tools out might well shape sand tail surfaces Pay special attention bevel leading Ready racing Playmate isquite agile flight rounding imaginary pylon ease Schnuerie 25 makes super-quick plane fun-flies sport racing Left Small Goldberg control horns tall wheel mount fIttIngs work well Lightweight tall wheel 51g Right Dave demonstrates manual fuel pump squeeze bulb completely practIcal wIth planes 4-oz tank Also check out compact tote box edge rudder elevator should sharp angle shown plansnot rounded off touch alone will reduce considerably battery drain servos Wing fuselage tail safe storage place wing can tackled First locate use flat warpfree work board either hollow-core door panel case old drafting board basswood core safe say success entire project will depend building flat warp-free wings Start construction laminating spar semblies notching trailing edges Next glue wing tip assemblies together Set tips aside moment plan should smoothly fastened down protected glue plastic film Super MonoKote backing does great job can use kitchen clear plastic wraps no wax paper please Start bottom spars trailing edges clamping down carefully Install ribs noting proper thickness go glue spar fillers Glue leading edges wing tips blocking tips proper angle Carefully fit install top spars paying special attention glue joints around center section Remove panels plan trim center ribs dihedral angle shown plan taking pains get good-fitting joint around Glue pan els together using razor saw remove portion center ribs neces sary install dihedral brace Glue ply brace place check over glue joints good bonding paint wing should capable being bent like long bowwith tip hand knee middle Please omit important load test will detect gluing problems Prepare wing covering sanding smooth over rounding tip edges etc sand trailing edge round leave square corners best flight qualities Covering installations etc Follow manufacturers instructions best results plastic filmsalong information such excellent publications pro duced Harry Higley Sons prefer Super MonoKote highly reoommend type wing construction Assemble fuselage tail headrest being very 26 Model Aviation Radio compartment has ample room standard-size equipment Servo mounting tape works fine simpie use Note various servo arms used different throws Switch charging jack should mounted convenient spot well away exhaust spray Rubberband wing attachment very forgiving barely noticeable / Cd /I / WLLJ/ -J r~CJ/7WU /-j// m\ \\ 7/N /7r \\ NK ri// ULK 7/C / U-j \\\/ \\an0NC I-r. K7 70/C CU U ///UI -J /17/N/ -w WKCOW WOwNI QSJ /// 0man ji0 4W-J'W I//Z U\/C IU r ////-J w /2w jO /- W o z __ -J w - o -J 0 0 4W z C C, w p / 7 0 0 N April 1986 27 careful tail alignment fact wing should strapped fuselage stage alignment reference cut through covering install headrest dorsal fin just glue place CyA will big help avoiding wrinkles fuselage top Although pilot bust instruments will improve flight qualities bit urge include Playmate has cut-down Williams Bros 2-in-scale pilot instruments Circus Hobbies instrument panel made some old 4 plywood wing skin Normally pilot instruments tend damaged hot exhaust spray causing look grubby solution use stiff brush apply thin coat Hobbypoxy 2 glue entire instrument panel after installation Also coat pilot after painting treatment has real boon keeping cockpit area looking neat indefinitely Also use glue coat entire inside fuselage wing trailing edge forward excellent fuel resistance Take care spread glue very thin avoid excess weight heat gun will help Make up install fuel tank mount engine #4 x -in sheet metal screws along landing gear #4 x h-in sheet metal screws Assemble tail wheel install time use four layers MonoKote ironed over tail wheel arm connect rudder Construct two pushrods /16 sq balsa threaded rod carefully install Pay special attention keeping rods very stiff minimum bends no binding will rewarded reduced battery drain excellent control response Install servos area suggested have very good results using servo mounting tape job prefer connect throttle Sullivan thin cable set along Du-Bro ball-link throttle arm Flight preparations proper balance model critical successful flight Loosely place receiver battery fuselage mount wing Locate battery receiver will help achieving correct balance position use proper sponge padding protection As last resort lead weight may used get proper balance pointbut please get balance correctly have routing receiver antenna out tail cone letting excess trail pushrod exit slot Mount 9-4 propeller using two-cycle engine have excellent results Master Airscrew Depending own engine may need shorten prop somewhat best results 15 worked best 8-4 exceed 4-in pitch Flight tests should uneventful rewarding proper preparation Set controls about 150 up 150 down elevator 25 eachway rudder initially make changes after first flights desired am using 30 up down elevator 300 way rudder pretty wild setup approached gently Please recheck wing warps remove find Formica countertop usually nice flat surface will have lot fun fully break engine before flight set good smooth idle proper throttle response Check full power mixture setting holding Playmates nose up about 450 Now fun Fill tank start engine idle back taxi onto runway Stop facing wind recheck control response time Advance throttle gradually holding up elevator first five 10 feet ground roll move stick neutral Con tinue accelerate throttle use up-elevator lift-off ifyour Playmate will come unstuck Climb adequate altitude check trim control re sponse noting desired changesand have ball Playmate may either flared landing brought little faster tail-up touch-down its choice hope enjoy new Playmate 3/IA BALSA SHEET- 7- -w----77,K N 31W BALSA SHEET W-9 3/16 SHEETF 7 3/16 BALSA SHEET F6 3/IA BALSA SIIAET F 3A I/B m~. PLY B TE BQ B F I/B UTE-277fl PLY Lj2j22j L 6 DOUBLER A-B WING BALSA SEE DE 16-7 PLA S DIHEDRAL DETAIl TRIM MOTOR MCSJNrS TO FIT ENGINE USED 4 5 CLEAR- PLASTICSIDE THRUST WINDSHIELD PATTERN TRR 3/IA BALSA SHEETCOaPIT SIDE PATTERN 3/B 3/4 MAPLE MOTOR MOUNT ENYA IS TV 3/B SD BALSA PAIRING FLY yAThB-4 PROP DOWN THRUST BALSA FILL BETWEEN DOUBLERS m NOSE PLANK PATTERN 3/16 BALSA______ ________ SHEET 3/IA BALSA SHEET MAKE2 SIDE NOSE PLANK PATTERN Left it takes little extra effort sanding tall surfaces pleasing contour will rid flat-plate look Right tall wheel strut should rather long angled back best ground handling Three layers MonoKote overthe wire secure rudder 28 Model Aviation Full-Size Plans Available. See Page 164 5/IA 016 DOWEL LEADING EDGE3A6 BALSA SHEET -__ _ __ it_ _ ti~ ___ ___ _____ ___ ___ _ _____I&LUIIIt ____ W5W-416i{W 2 __ ____V___ _ _______________________________________ PVIEWED RACE EBAB 1/B LITEW-I 3/B BALSA 2_______________________________________________ PLY/16-2MB BALSA 2FRONT WING BRAR ASSEMBLY- MAKE 2 SETS W-3TI-K 16-3 2/32FROM FIRM 3/16 3/B BALSA -4 BALSA B BOTTOM SPAR EDRALBRACE - — - /lB BALSA 3/I6BALSB EET SHEETRIB ERNS /32 BALSA ___________Ill B HEADREST OMITTEDIIf .-~R CLARITYi TYPICAL IHINGE ILOCATION I__ _ ___..Ji v3ABDOWELFUSELAGE TOP VIEW STAB LUTB BALSAHEADREST 503/16 DOWEL COCIT FLODRCROSS SECT SA STRINGERSELEV JDNER LUB BALSAF4A-3/16AL hi F-2E0__BA SEIj T ___ I/TBPLYSECTION A 5 [B LITE PLY 3/16 BALSAA______IM 7 FROM 3/B BALSABALSA______RUDDER PLANKSIDESF4BALSA BLOCK HEADRESTFT 16H F-2/ASASHEET____I / -jTfl~ F- _ TT-4 FUEL -IAJRIII----r- TL KRAFY ------- BALSA ______ -- _ __ HEET v33][b-1-10-1-10]]I t I~_DOUBLER .. _______ _____ ___ DOLDRERG RECIEVER KP514 -TI ____ _____ CON __________ BALSA TAIL i-1 E2YQ- ___ rT ___ K _ -SATj 3/TB SO BALSA AILWHEEL MOUNT 0 S PIECES PLY MOUNT I/16BALSA I/16MW 4 TAILWHEEL3/16 BALSA C*G A--- 43/BSHEETBOTTOM I/B PLYMETAL SCREWS SHEET DOUBLERFUSELAGE__________ ___ SIDE VIEW___ JSICKIPSFRONTSPECIFICATIONS I/B MUSICENGINE 2 CYCLEIS- ENGINE 4 CYCLE20- SPAN50PLAYMATE 2-1/2 DIALANDING GEAR PATTERNWEIGHT.2-3/4 LBSDESIGNED BY DAVE ROBELEN ROFT WHEELS L G DETAILTRACING BY JOE DEMARCO April 1986 29 16-I W-2 IJ-3 *4 11165 16-B 16-7 W-B W-9 WING ASSEIELY SEQUENCE [ASSEMBLE A16LS WITHSJT DIHEDRAL BRACE STRIM DIIEORAL 1410 ROOT RIBS GLUE RING PAl4ELS TOGEThER 4 TRIM RIBS B BiB IN SIHEDRAL BRACE 5 SOUD FILL BETWEEN SPSAS WHERE DIHEDRAL BRACE JOINS ______MB BALSA __________________SHEET F-S1/16 PLY TAJLWIIEEL MOUNTV MODEL AVIATION Left delicate landing gear cut down Sig blank flied oval signifi cant weight drag reduction gear shown plans Above up swept tips generous dihedral angle secrets behind excellent control out ailerons reduce either turn bank performance will really suffer