SPARKY One must careful assigning word classic particularly subject vintage models classic models norm rather exception risk incurring wrath gas modelers feel comfortable designating Sparky classic Sparky brainchild Ed Lidgard designed serving US Army back 1939 understand first appeared kit advertisement ModelAirplane News sometime 1940 magazine collection too sparse verify Sparky currently available Comet Kit featuring nice clearly-illustrated plan printwood parts sawn stripwood 9-in plastic propeller plane does show optional fold ing wood prop no blank layout carving instructions just folding mechanism kit plan follows basic Sparky layout original model included several fea tures incorporated kit original model side cabin windows sub-rudder small three-view plan shows subrudder windows does perspec tive drawing plan features neither original models stabilizer tips angled down anhedral break about 2 tips support model ROGs singlestick retracting main gearmuch like old ROG sticks used Coupe dHivers early stages development wing stab Eds original model constructed using sliced ribs rather conventional sheet ribs used thin under-cambered airfoil Sparky clearly designed highperformance model 32 span 115 sq wing 42% lifting stab thermals easily Continued vale 122 Al Grell 8-ft Lanzo Record Breaker Earl Moorhead advis ing finer points flight preparation Model uses Ohisson 60 leaps off ground about 6 ft has slow deliberate climb Wing uses Grant X airfoil design popular OTRC subject Clarence has seen 12-ft versions Bob Petro photo April 1981 55 FCC Flight Old-Timers Clarence Naught Prototype new 19 Cu lfl sideport ignition enginefrom Simplex Miniature Engines Based old Paul Lindberg Hornet undergoing tests determine production feasibility Thor 29 powers Twin Cyclone AFB WL Clarence says some old slag engines quite well better igni tion timers installdd Note deflated airwheels state inflation can have effects flight trim due differences drag Tim Banaszak SAMs secretary-treasurer launches Fine action photo Dick Stouffer umpuex invumniature Engines John Morrell about release version Sparky column beautiful hand-carved prop pine Makes thinness strength free-wheeling clutch hidden spinner nose block free pivotit protects prop during landings Sparky 1939 us.. MJ MAS ENTERPRISES/N NATIONAL CHAMPIONSPECIALISTS IN MA ProudlyHeads C HELICOPTERS AMERICAN R/C HELICOPTERS FINE LINE OF HELICOPTERS MJ MAS ENTERPRISES now offering totally new semite helicopter enthusiast One-stop shopping yoar R/C Helicopter needt regardless what youre flying discoant prices also offnrieg free see-up flying inscraction yours asking have bails flown analyzed entry major hrar Helicopter anail ahl~ staff qualified answer questiona ranging front installing train ing gear flying ship inserted Custom-built Helicopters include choice Helicopter Eng Radio Test Flown Limited gasisl COMMANDER wish Engine-off Landing LIST $38995 SPECIAL $32500 AMERICAN R/C HELICOPTER REVOLUTION II 60 SIZE LIST IAL $27995 MANTIS 40 POWERED HELICOPTER LIST 5qggg CALL FOR PACKAGE DEAL M J MAS ENTERPRISES P0 Box 727 Miami FL 33197 Phone 305 255-0658 SCHLUTER HELl BOY 68 Size Reg $38995ONLY $34995 Schluter Heiicsgsnr Parts StockIncluding Pipes Fuselages Etc HELl-BOY MAIN ROTOR BLADES Punt no BS1Only $1595 S7F ,Sstm 80NOW CARRYING THE ihirshe LINE OF FINE HELICOPTERS MODEL 505 MODEL 707 CALL FOR OUR LOW PRICES INSTRUCTIONAL TAPES NOW AVAILABLE Building end Trimming Flying Contest Flying Nocice Expert Autorotutions setup/Practice Aerobatics/leeerted Flight NEW FROM WORLD ENGINES ZENITH 40 POWERED HELICOPTER 5 HOUR CONSTRUCTION 7- List $23995 SPECIAL Only $16995 Price Includes Estru Set Main Rotor Tail Rotor Blades FF Old-Timers/Haught Continued page 55 its all-up weight 3 oz complete six strands -in rubber about 20 grams model handles power quite weU equipped sub-rudder wont handle high power kit plan shows nose block retained rubberbands feature find desireable contest Rubber ships Nothing can disturbing see glide ruined dangling prop nose block assembly after perfect altitude-grabbing climb As presented kit model has removable tail surfaces no dethermalizer long chases free-wheeling prop better install dethermalizer John Pond OldTime Plan Service PO Box 3215 SanJose CA95156hasboththeoriginal original kit plan available Next time youre stretched out packing turns counting under breath someone sks get OT rubber Say Get Sparky keep counting New engine During recent visit John Morrell Simplex Miniature Engines 143 RichKIORITZ Deep Finn For7 Carb Needles &Throgtle Optimum CoolingAccessible Engine Running 21/4 Flywheel Small Magneto 15/BinSisBolt Aluminum Hub Endorsed Don Godfrey Phone 607 722-1765 Pre-Drilled Props Available Ask About Custom Built KIORITZ Engines 9 Points Sealed Rear Housing $189 Pre-Paid Orders Pay Shipping Dealer Inquiries Welcome Limited mond El Segundo CA 90245John opened briefcase produced prototype pro posed new product sideport 19 ignition engine engine based old Paul Lindberg Hornet would fill current void Old-Timer activity created scarcity old Class engines John selected sideport engine rather popular rotary valve engine because its classic appeal quickly dug out clamp-down engine test stand self-contained field ignition test box 10-6 prop bolted tank filled 3-to 1 fuel mixture few quick flips brought engine life after carefully tuning needle spark advance solid 6000 rpm attained exactly out standing engine size John plans work up least another 1000 rpmand hopefully moreto make engine competitive prototype equipped very good Simplex timer built around Super Cyclone-type points NGK spark plug Some porting minor induction changes planned well some construction changes simplify pro duction course final product will submitted SAM engine committee gain approval original type competition purpose thus eliminate engine-run penalties associated modem glow engine conversions ENGINES BY GIBBS HOBBY & RESEARCH Original Developer Factory Trained Authorized Master Service Dealer SPECI FICATIONS 242 Cu 397CC 32HPat 8000 rpm Weight 61/2 lb Ball Bearings Crank Caged Rollers Rod Piston Pin Walbro Pump Garb 3 Ring Piston GIBBS HOBBY & RESEARCH 6195 HilItield StNW NCANTON OHIO 44720 Phone216499-8854 After 600PM Accept Visa & Master Card way John has produced second run Simplex 25s identical original production run all-machined parts Sooner later will have resort cast crankcase due rising labor costs good-starting easily-handled engine good power output 1981 SAM Champs Al HeIlman West Coast SAM Vice President sends us advance informa tion SAM Champs next year Taft CA Free Flight capital world has chosen place SAM Champs will held 1981 dates selected June 30 July 1 July 2 dates Tuesday Wednesday Thursdaytraditional SAM Champs selections days permit driving contest start Friday night anywhere US Al also reminds us will have extra day returning home because 4th July holiday bean feed will held Monday night June 29 Accommodations will announced later current plans call making use dorms Taft Junior College Camping field will permissible list avallable motels will furnished later Hellman has announced will assisted Larry Clark Contest Managers duties Bruce Chandler Southern California Ignition Fliers Society SCIFS will Free Flight CD John Targos SAM 49 will RC Contest Director Flight rules will current SAM rules applicable Engine runs will per SAM rule book maxes will 5 mmor defined rule book case RC events Clarence Haughl Rt 5 Box 16 CoeurdAlene ID 83814 FF Duration/Meuser Continued page 57 technology has around half decade Hundreds Free Flight elec tronics-oriented brothers have taken whack Successful one-of-a-kind affairs have re ported potential marketa few hundred yearwould elicit yawn Hewlitt Packard Silicon Valley remains coldbed social rest Bauers first hit commercially fruitless market guts unit consists couple rectangles electronic peg-board mini-DIP switch setting DT times 8029 inte grated-circuit timer module solenoid holdingin dont DT yet mode mini-microswitch resetting timing tug 122 Model Aviation
Edition: Model Aviation - 1981/04
Page Numbers: 55, 122
Edition: Model Aviation - 1981/04
Page Numbers: 55, 122
SPARKY One must careful assigning word classic particularly subject vintage models classic models norm rather exception risk incurring wrath gas modelers feel comfortable designating Sparky classic Sparky brainchild Ed Lidgard designed serving US Army back 1939 understand first appeared kit advertisement ModelAirplane News sometime 1940 magazine collection too sparse verify Sparky currently available Comet Kit featuring nice clearly-illustrated plan printwood parts sawn stripwood 9-in plastic propeller plane does show optional fold ing wood prop no blank layout carving instructions just folding mechanism kit plan follows basic Sparky layout original model included several fea tures incorporated kit original model side cabin windows sub-rudder small three-view plan shows subrudder windows does perspec tive drawing plan features neither original models stabilizer tips angled down anhedral break about 2 tips support model ROGs singlestick retracting main gearmuch like old ROG sticks used Coupe dHivers early stages development wing stab Eds original model constructed using sliced ribs rather conventional sheet ribs used thin under-cambered airfoil Sparky clearly designed highperformance model 32 span 115 sq wing 42% lifting stab thermals easily Continued vale 122 Al Grell 8-ft Lanzo Record Breaker Earl Moorhead advis ing finer points flight preparation Model uses Ohisson 60 leaps off ground about 6 ft has slow deliberate climb Wing uses Grant X airfoil design popular OTRC subject Clarence has seen 12-ft versions Bob Petro photo April 1981 55 FCC Flight Old-Timers Clarence Naught Prototype new 19 Cu lfl sideport ignition enginefrom Simplex Miniature Engines Based old Paul Lindberg Hornet undergoing tests determine production feasibility Thor 29 powers Twin Cyclone AFB WL Clarence says some old slag engines quite well better igni tion timers installdd Note deflated airwheels state inflation can have effects flight trim due differences drag Tim Banaszak SAMs secretary-treasurer launches Fine action photo Dick Stouffer umpuex invumniature Engines John Morrell about release version Sparky column beautiful hand-carved prop pine Makes thinness strength free-wheeling clutch hidden spinner nose block free pivotit protects prop during landings Sparky 1939 us.. MJ MAS ENTERPRISES/N NATIONAL CHAMPIONSPECIALISTS IN MA ProudlyHeads C HELICOPTERS AMERICAN R/C HELICOPTERS FINE LINE OF HELICOPTERS MJ MAS ENTERPRISES now offering totally new semite helicopter enthusiast One-stop shopping yoar R/C Helicopter needt regardless what youre flying discoant prices also offnrieg free see-up flying inscraction yours asking have bails flown analyzed entry major hrar Helicopter anail ahl~ staff qualified answer questiona ranging front installing train ing gear flying ship inserted Custom-built Helicopters include choice Helicopter Eng Radio Test Flown Limited gasisl COMMANDER wish Engine-off Landing LIST $38995 SPECIAL $32500 AMERICAN R/C HELICOPTER REVOLUTION II 60 SIZE LIST IAL $27995 MANTIS 40 POWERED HELICOPTER LIST 5qggg CALL FOR PACKAGE DEAL M J MAS ENTERPRISES P0 Box 727 Miami FL 33197 Phone 305 255-0658 SCHLUTER HELl BOY 68 Size Reg $38995ONLY $34995 Schluter Heiicsgsnr Parts StockIncluding Pipes Fuselages Etc HELl-BOY MAIN ROTOR BLADES Punt no BS1Only $1595 S7F ,Sstm 80NOW CARRYING THE ihirshe LINE OF FINE HELICOPTERS MODEL 505 MODEL 707 CALL FOR OUR LOW PRICES INSTRUCTIONAL TAPES NOW AVAILABLE Building end Trimming Flying Contest Flying Nocice Expert Autorotutions setup/Practice Aerobatics/leeerted Flight NEW FROM WORLD ENGINES ZENITH 40 POWERED HELICOPTER 5 HOUR CONSTRUCTION 7- List $23995 SPECIAL Only $16995 Price Includes Estru Set Main Rotor Tail Rotor Blades FF Old-Timers/Haught Continued page 55 its all-up weight 3 oz complete six strands -in rubber about 20 grams model handles power quite weU equipped sub-rudder wont handle high power kit plan shows nose block retained rubberbands feature find desireable contest Rubber ships Nothing can disturbing see glide ruined dangling prop nose block assembly after perfect altitude-grabbing climb As presented kit model has removable tail surfaces no dethermalizer long chases free-wheeling prop better install dethermalizer John Pond OldTime Plan Service PO Box 3215 SanJose CA95156hasboththeoriginal original kit plan available Next time youre stretched out packing turns counting under breath someone sks get OT rubber Say Get Sparky keep counting New engine During recent visit John Morrell Simplex Miniature Engines 143 RichKIORITZ Deep Finn For7 Carb Needles &Throgtle Optimum CoolingAccessible Engine Running 21/4 Flywheel Small Magneto 15/BinSisBolt Aluminum Hub Endorsed Don Godfrey Phone 607 722-1765 Pre-Drilled Props Available Ask About Custom Built KIORITZ Engines 9 Points Sealed Rear Housing $189 Pre-Paid Orders Pay Shipping Dealer Inquiries Welcome Limited mond El Segundo CA 90245John opened briefcase produced prototype pro posed new product sideport 19 ignition engine engine based old Paul Lindberg Hornet would fill current void Old-Timer activity created scarcity old Class engines John selected sideport engine rather popular rotary valve engine because its classic appeal quickly dug out clamp-down engine test stand self-contained field ignition test box 10-6 prop bolted tank filled 3-to 1 fuel mixture few quick flips brought engine life after carefully tuning needle spark advance solid 6000 rpm attained exactly out standing engine size John plans work up least another 1000 rpmand hopefully moreto make engine competitive prototype equipped very good Simplex timer built around Super Cyclone-type points NGK spark plug Some porting minor induction changes planned well some construction changes simplify pro duction course final product will submitted SAM engine committee gain approval original type competition purpose thus eliminate engine-run penalties associated modem glow engine conversions ENGINES BY GIBBS HOBBY & RESEARCH Original Developer Factory Trained Authorized Master Service Dealer SPECI FICATIONS 242 Cu 397CC 32HPat 8000 rpm Weight 61/2 lb Ball Bearings Crank Caged Rollers Rod Piston Pin Walbro Pump Garb 3 Ring Piston GIBBS HOBBY & RESEARCH 6195 HilItield StNW NCANTON OHIO 44720 Phone216499-8854 After 600PM Accept Visa & Master Card way John has produced second run Simplex 25s identical original production run all-machined parts Sooner later will have resort cast crankcase due rising labor costs good-starting easily-handled engine good power output 1981 SAM Champs Al HeIlman West Coast SAM Vice President sends us advance informa tion SAM Champs next year Taft CA Free Flight capital world has chosen place SAM Champs will held 1981 dates selected June 30 July 1 July 2 dates Tuesday Wednesday Thursdaytraditional SAM Champs selections days permit driving contest start Friday night anywhere US Al also reminds us will have extra day returning home because 4th July holiday bean feed will held Monday night June 29 Accommodations will announced later current plans call making use dorms Taft Junior College Camping field will permissible list avallable motels will furnished later Hellman has announced will assisted Larry Clark Contest Managers duties Bruce Chandler Southern California Ignition Fliers Society SCIFS will Free Flight CD John Targos SAM 49 will RC Contest Director Flight rules will current SAM rules applicable Engine runs will per SAM rule book maxes will 5 mmor defined rule book case RC events Clarence Haughl Rt 5 Box 16 CoeurdAlene ID 83814 FF Duration/Meuser Continued page 57 technology has around half decade Hundreds Free Flight elec tronics-oriented brothers have taken whack Successful one-of-a-kind affairs have re ported potential marketa few hundred yearwould elicit yawn Hewlitt Packard Silicon Valley remains coldbed social rest Bauers first hit commercially fruitless market guts unit consists couple rectangles electronic peg-board mini-DIP switch setting DT times 8029 inte grated-circuit timer module solenoid holdingin dont DT yet mode mini-microswitch resetting timing tug 122 Model Aviation
