Radio Control SOARING Dan Pruss MARCS SAILPLANE SYMPOSIUM hasnt weekend contest gotten discussion over building techniques radios other related modeling matter called fly time sandbag never seems enough time bothflying talking mean club found solution though few months back group called Madison Area Radio Control Society took off idea Sailplane symposium wasnt first idea its kind good Having no idea what kind turnout could expected MARCS calledwere pleased Sailplane enthusiasts five states showed up Soaring activity protest couldnt filed came Minnesota Illinois Iowa Wisconsin Michigan MARCS apprehensive going turn out relaxed 830 November 12 63 Glider folk showed up Offering technical presentations along show-and-tell subjects MARCS hit winning formula Panel discussions included slide presentation skimmed over Sailplane designs late Fifties present Stan Watsons topic Design Criteria Airfoil Selection went show discuss polars various Eppler Sections also covered various formulas theyre derived com bined fine-flying F3B version Pegasus bird earned him LSF Tournament Championship 1983 technical jargon got too heavy symposium could jump right sticks-and-covering discussion led Dave Batey Milwaukee Thermal Soarers Dave trio others presented talked hand-launch Gliders Focal point couple Zephyrs plans ap peared back May 1981 issue Model Aviation 50 Model Aviation M wjii5st sizes events hand-launch cross-country Dave Iiaenei ano iom non lOOK over two Toms contributions MARCS symposium 17-oz mini 64-in-span Sagitta its 3rd RC channel operating wings camber-changing flaps rests atop 15-ft Arrow Walt seaborg Al Scidmore Carl Mohsthree MARCSmen L organized Madisonarea Sailplane symposiumexamine Terry Edmonds Europa fuselage right Terry Edmonds talks about original-design F3B Europa Dale Folkening Al Zolecki stretch glimpse Also picture Greg Seydel Jim Mcintyre symposium great modelers get-together Another shot Tom Hoff cross-country Arrow Ii Its Sagitta-influenced wing has Mirage-type airfoil 1 5-In chord straight TE swept-back LE camber-changing flaps Tom Kallevang stretched length TwoMeter Sagitta Its 1-in longer Tom won Two-Meter LSF Tournament mile Theyre both great fliers Al Scidmoreone symposium organizerskept tongue cheek discussed can build winch less $3000 along retrieval systems work Lee Murray presented Computer-Aided Wing Construction another topic en tirely new However Lees discussion cluded laser-cut airfoil templates samples various Eppler sections cut /4-in plywood smooth accu rate sophisticated computer plot paper contest panel John Lusk Terry Ed monds Al Scidmore Tom Kunath Mike Frey got everyone involved discussing competition classes events No politics no rock throwing Just good airing out weve where going covering everything F3B down 10-minute Duration 45-mi nute session very well spent everybody still talked other over Scott Christensen Top Flite told thing wanted know about kit design manufacturingbut afraid ask topic very enlightening got us develop virtue patience Now least manufacturers say Itll out Toledo its well have better understanding Keith Scidmore presented Construction Techniques Materials covered glass cloth carbon fibers Kevlar presentation covered properties can best applied comparative qualities materials live Detroit area have never Pete Watersthe radio man give talk group bribe him whatever takes put him before mike radio isnt bag dont know difference between megahertz little striped things doesnt mat ter Pete will have sitting up listen ing about super radios mixing coupling better signals better batteries chargers mixture humor interest level would have ladies aux iliary steam-fitters lodge applauding presentation fastest 30 minutes day matter Saturday fastest day week MARCS Marcsmen did heckuva job 10 bucks got full days cross section everything related Sailplanes also lunch buffet big enough overlap 100-point landing circle Theres talk MARCS might again next year Theyd better Logictrol youre newcomer Continued page 144 March 1984 51 Top Flue Models Scott Christensen L questions Lee Murray about Lees laser-cut airfoil templates ones shown cut -In plywood stuck back place Laser cut makes exceptionally smooth edge Inked drawing RC AerobaticsNan Putte Continued page 140 ably would better off avoided flying thunderstorms area As written cold weather just hit part Florida Yes know what frost like along Gulf Coast am about begin winter hibernation because dont like cold weather shiv ering flying field isnt idea fun So Ive given engines good shot rust preventative should keep good shape until its time wake next spring forgot winterize engines last fall its February read wouldnt hurt now Better late never comes winterizing engines could preclude having buy new bearings next spring Ron Van Putte 111 Sleepy Oaks Rd Ft Walton Beach FL 32548 RC Soaring/Pruss Continued page 51 sport youre asking Whats Well radio dependable radiowhich hasnt scene few years still see popping up flying scene time time Good news still have need servicing Full ser vice replacement parts available Full Command Systems 908 E Rosewood Spokane WA 99208 new catalog tells Davey Systems Corporation folks have come up line-retriever really works Ted Davey has made Sail plane life simpler often-sought-after winch items winch drum usually stops do-it-yourselfers cold Ted has available drum has 5/s-in bore ideally suited Ford long-shaft startersa four-in center four-in spacing between eight-in -diameter plates goes $50 plus $3 shipping See DSCs ad issue Model Aviation winch retrieval systems HIGH QUALITY FOAM WING CORES AND CUSTOM FOAM CUTTING have large selection wing cores available stock meet modeling needs also specialize custom cutting reasonable prices like top quality products low prices fast service contact us next project information & p ces contac Ocean State Aeromode Eng nneer ng 21 Jaycee Dr West Warwick Rl 02893 OrcallRonaftar6OOpm -40 82888 3 Fec Feam its Beat Deal Best Stretched Sagitta Tommy Kallevang shows plane took him first place 1983 LSF Tournaments TwoMeter division Tom stretched Sagittas tail moment reconstructing fuselage sides Using 3/32-in balsa facing ner surfaces A2-in plywood fuselages full length Tom maintained nose sections wing former locations added 1 /2 between wing tail flies like charm Proof LSF Tournaments final standings Im winding down year thinking about 1984 Nats will Reno will year LSF regionals F3B team selection program will underway Get building have happy 1984 Dan Pruss 131 E Pennington Ln Plainfield IL 60544 RC Old-Timers/Mathews Continued page 53 52 oz Brown Jr 54 Den nymite 56 O&R 60 56 Super Cyclone Wing loading would figure about 85 oz/sq ft Jerry Broffman also published reduced size design September 1944 issue MAN Stratofly Starduster Although publication date would make Starduster SAM-legal strongly suspect some research could established developed flown 1942 reader knows whereabouts Jerry Broffman perhaps could confirm suspicion Broffman entered commercial end hobby postwar era Enter prise Model Aircraft number classic kits produced such McGoverns Pi rate Bob Tuckers Tuckette Interest ingly entered booming market 1950 36-in Free Flight design called Champion bears remarkable re semblance feature designonly windows brings up another interesting point although Starduster/Sunduster designs have no windows arent actually cabin designs force arrangement both models certainly unlike pylon design have ever seen SAM Contest Directors going facing dilemma some contestant walks up tries enter C Cabin what its worth Websters dictionarys definition cabin describes enclosure makes no mention windows portholes power Bob Lowe Mul dersdrift South Africa recently wrote quiring about power choices RC OldTimers reference specifically engines shown original drawings comparison contemporary power plants written piece about early columns perhaps others have become interested subject re cently also would have oppor tunity read column Basically SAM rules limit engine size 10 cu displacement per 225 sq wing total area Four-cycle power plants considered 60% glow dis placement pretty fair guideline except tremendous disparity exists power per displacement between engines As example consider Duke Foxs two 19s cross-flow version would pull 450 sq Old-Timer realistic calm manner other hand 19 BB Schnuerle unit would pull same model climb rates comparable FAT Power FF model As matter fact wing would jeopardy folding beefed up same comparisons apply engines nearly displacement So experience power choice related type flying interested low-key sport flying Schnuerle units need 300 350 sq per 10 cu displacement Fox BB better-suited 600-700 sq model example fire-breathing Schnuerle 40 would bestsuited 1200 1400 sq model sport role competition motivator means power better personal experience fourstrokers seems indicate 60% rule bit underestimate incred ible little jewels sport flying rec ommend using 70% factor cur rently flying model set up can switch 05 25 FSR 05 40 four-stroke model aerobatic 25 much stronger four-stroker Vertical performance 25 slug gish will vertical eights stroker Ouch Somehow crossed up roll film notes SAM Champs lead photo November 1983 issue certainly Garami Molecule fact So Long being launched good friend Bill Baker Norman OK Ill never live mistake down Another error popped up caption under Marion Knights electric model September 1983 column photos provided guest-writer Dick Haung Continued page 146 144 Model Aviation
Edition: Model Aviation - 1984/03
Page Numbers: 50, 51, 144
Radio Control SOARING Dan Pruss MARCS SAILPLANE SYMPOSIUM hasnt weekend contest gotten discussion over building techniques radios other related modeling matter called fly time sandbag never seems enough time bothflying talking mean club found solution though few months back group called Madison Area Radio Control Society took off idea Sailplane symposium wasnt first idea its kind good Having no idea what kind turnout could expected MARCS calledwere pleased Sailplane enthusiasts five states showed up Soaring activity protest couldnt filed came Minnesota Illinois Iowa Wisconsin Michigan MARCS apprehensive going turn out relaxed 830 November 12 63 Glider folk showed up Offering technical presentations along show-and-tell subjects MARCS hit winning formula Panel discussions included slide presentation skimmed over Sailplane designs late Fifties present Stan Watsons topic Design Criteria Airfoil Selection went show discuss polars various Eppler Sections also covered various formulas theyre derived com bined fine-flying F3B version Pegasus bird earned him LSF Tournament Championship 1983 technical jargon got too heavy symposium could jump right sticks-and-covering discussion led Dave Batey Milwaukee Thermal Soarers Dave trio others presented talked hand-launch Gliders Focal point couple Zephyrs plans ap peared back May 1981 issue Model Aviation 50 Model Aviation M wjii5st sizes events hand-launch cross-country Dave Iiaenei ano iom non lOOK over two Toms contributions MARCS symposium 17-oz mini 64-in-span Sagitta its 3rd RC channel operating wings camber-changing flaps rests atop 15-ft Arrow Walt seaborg Al Scidmore Carl Mohsthree MARCSmen L organized Madisonarea Sailplane symposiumexamine Terry Edmonds Europa fuselage right Terry Edmonds talks about original-design F3B Europa Dale Folkening Al Zolecki stretch glimpse Also picture Greg Seydel Jim Mcintyre symposium great modelers get-together Another shot Tom Hoff cross-country Arrow Ii Its Sagitta-influenced wing has Mirage-type airfoil 1 5-In chord straight TE swept-back LE camber-changing flaps Tom Kallevang stretched length TwoMeter Sagitta Its 1-in longer Tom won Two-Meter LSF Tournament mile Theyre both great fliers Al Scidmoreone symposium organizerskept tongue cheek discussed can build winch less $3000 along retrieval systems work Lee Murray presented Computer-Aided Wing Construction another topic en tirely new However Lees discussion cluded laser-cut airfoil templates samples various Eppler sections cut /4-in plywood smooth accu rate sophisticated computer plot paper contest panel John Lusk Terry Ed monds Al Scidmore Tom Kunath Mike Frey got everyone involved discussing competition classes events No politics no rock throwing Just good airing out weve where going covering everything F3B down 10-minute Duration 45-mi nute session very well spent everybody still talked other over Scott Christensen Top Flite told thing wanted know about kit design manufacturingbut afraid ask topic very enlightening got us develop virtue patience Now least manufacturers say Itll out Toledo its well have better understanding Keith Scidmore presented Construction Techniques Materials covered glass cloth carbon fibers Kevlar presentation covered properties can best applied comparative qualities materials live Detroit area have never Pete Watersthe radio man give talk group bribe him whatever takes put him before mike radio isnt bag dont know difference between megahertz little striped things doesnt mat ter Pete will have sitting up listen ing about super radios mixing coupling better signals better batteries chargers mixture humor interest level would have ladies aux iliary steam-fitters lodge applauding presentation fastest 30 minutes day matter Saturday fastest day week MARCS Marcsmen did heckuva job 10 bucks got full days cross section everything related Sailplanes also lunch buffet big enough overlap 100-point landing circle Theres talk MARCS might again next year Theyd better Logictrol youre newcomer Continued page 144 March 1984 51 Top Flue Models Scott Christensen L questions Lee Murray about Lees laser-cut airfoil templates ones shown cut -In plywood stuck back place Laser cut makes exceptionally smooth edge Inked drawing RC AerobaticsNan Putte Continued page 140 ably would better off avoided flying thunderstorms area As written cold weather just hit part Florida Yes know what frost like along Gulf Coast am about begin winter hibernation because dont like cold weather shiv ering flying field isnt idea fun So Ive given engines good shot rust preventative should keep good shape until its time wake next spring forgot winterize engines last fall its February read wouldnt hurt now Better late never comes winterizing engines could preclude having buy new bearings next spring Ron Van Putte 111 Sleepy Oaks Rd Ft Walton Beach FL 32548 RC Soaring/Pruss Continued page 51 sport youre asking Whats Well radio dependable radiowhich hasnt scene few years still see popping up flying scene time time Good news still have need servicing Full ser vice replacement parts available Full Command Systems 908 E Rosewood Spokane WA 99208 new catalog tells Davey Systems Corporation folks have come up line-retriever really works Ted Davey has made Sail plane life simpler often-sought-after winch items winch drum usually stops do-it-yourselfers cold Ted has available drum has 5/s-in bore ideally suited Ford long-shaft startersa four-in center four-in spacing between eight-in -diameter plates goes $50 plus $3 shipping See DSCs ad issue Model Aviation winch retrieval systems HIGH QUALITY FOAM WING CORES AND CUSTOM FOAM CUTTING have large selection wing cores available stock meet modeling needs also specialize custom cutting reasonable prices like top quality products low prices fast service contact us next project information & p ces contac Ocean State Aeromode Eng nneer ng 21 Jaycee Dr West Warwick Rl 02893 OrcallRonaftar6OOpm -40 82888 3 Fec Feam its Beat Deal Best Stretched Sagitta Tommy Kallevang shows plane took him first place 1983 LSF Tournaments TwoMeter division Tom stretched Sagittas tail moment reconstructing fuselage sides Using 3/32-in balsa facing ner surfaces A2-in plywood fuselages full length Tom maintained nose sections wing former locations added 1 /2 between wing tail flies like charm Proof LSF Tournaments final standings Im winding down year thinking about 1984 Nats will Reno will year LSF regionals F3B team selection program will underway Get building have happy 1984 Dan Pruss 131 E Pennington Ln Plainfield IL 60544 RC Old-Timers/Mathews Continued page 53 52 oz Brown Jr 54 Den nymite 56 O&R 60 56 Super Cyclone Wing loading would figure about 85 oz/sq ft Jerry Broffman also published reduced size design September 1944 issue MAN Stratofly Starduster Although publication date would make Starduster SAM-legal strongly suspect some research could established developed flown 1942 reader knows whereabouts Jerry Broffman perhaps could confirm suspicion Broffman entered commercial end hobby postwar era Enter prise Model Aircraft number classic kits produced such McGoverns Pi rate Bob Tuckers Tuckette Interest ingly entered booming market 1950 36-in Free Flight design called Champion bears remarkable re semblance feature designonly windows brings up another interesting point although Starduster/Sunduster designs have no windows arent actually cabin designs force arrangement both models certainly unlike pylon design have ever seen SAM Contest Directors going facing dilemma some contestant walks up tries enter C Cabin what its worth Websters dictionarys definition cabin describes enclosure makes no mention windows portholes power Bob Lowe Mul dersdrift South Africa recently wrote quiring about power choices RC OldTimers reference specifically engines shown original drawings comparison contemporary power plants written piece about early columns perhaps others have become interested subject re cently also would have oppor tunity read column Basically SAM rules limit engine size 10 cu displacement per 225 sq wing total area Four-cycle power plants considered 60% glow dis placement pretty fair guideline except tremendous disparity exists power per displacement between engines As example consider Duke Foxs two 19s cross-flow version would pull 450 sq Old-Timer realistic calm manner other hand 19 BB Schnuerle unit would pull same model climb rates comparable FAT Power FF model As matter fact wing would jeopardy folding beefed up same comparisons apply engines nearly displacement So experience power choice related type flying interested low-key sport flying Schnuerle units need 300 350 sq per 10 cu displacement Fox BB better-suited 600-700 sq model example fire-breathing Schnuerle 40 would bestsuited 1200 1400 sq model sport role competition motivator means power better personal experience fourstrokers seems indicate 60% rule bit underestimate incred ible little jewels sport flying rec ommend using 70% factor cur rently flying model set up can switch 05 25 FSR 05 40 four-stroke model aerobatic 25 much stronger four-stroker Vertical performance 25 slug gish will vertical eights stroker Ouch Somehow crossed up roll film notes SAM Champs lead photo November 1983 issue certainly Garami Molecule fact So Long being launched good friend Bill Baker Norman OK Ill never live mistake down Another error popped up caption under Marion Knights electric model September 1983 column photos provided guest-writer Dick Haung Continued page 146 144 Model Aviation
Edition: Model Aviation - 1984/03
Page Numbers: 50, 51, 144
Radio Control SOARING Dan Pruss MARCS SAILPLANE SYMPOSIUM hasnt weekend contest gotten discussion over building techniques radios other related modeling matter called fly time sandbag never seems enough time bothflying talking mean club found solution though few months back group called Madison Area Radio Control Society took off idea Sailplane symposium wasnt first idea its kind good Having no idea what kind turnout could expected MARCS calledwere pleased Sailplane enthusiasts five states showed up Soaring activity protest couldnt filed came Minnesota Illinois Iowa Wisconsin Michigan MARCS apprehensive going turn out relaxed 830 November 12 63 Glider folk showed up Offering technical presentations along show-and-tell subjects MARCS hit winning formula Panel discussions included slide presentation skimmed over Sailplane designs late Fifties present Stan Watsons topic Design Criteria Airfoil Selection went show discuss polars various Eppler Sections also covered various formulas theyre derived com bined fine-flying F3B version Pegasus bird earned him LSF Tournament Championship 1983 technical jargon got too heavy symposium could jump right sticks-and-covering discussion led Dave Batey Milwaukee Thermal Soarers Dave trio others presented talked hand-launch Gliders Focal point couple Zephyrs plans ap peared back May 1981 issue Model Aviation 50 Model Aviation M wjii5st sizes events hand-launch cross-country Dave Iiaenei ano iom non lOOK over two Toms contributions MARCS symposium 17-oz mini 64-in-span Sagitta its 3rd RC channel operating wings camber-changing flaps rests atop 15-ft Arrow Walt seaborg Al Scidmore Carl Mohsthree MARCSmen L organized Madisonarea Sailplane symposiumexamine Terry Edmonds Europa fuselage right Terry Edmonds talks about original-design F3B Europa Dale Folkening Al Zolecki stretch glimpse Also picture Greg Seydel Jim Mcintyre symposium great modelers get-together Another shot Tom Hoff cross-country Arrow Ii Its Sagitta-influenced wing has Mirage-type airfoil 1 5-In chord straight TE swept-back LE camber-changing flaps Tom Kallevang stretched length TwoMeter Sagitta Its 1-in longer Tom won Two-Meter LSF Tournament mile Theyre both great fliers Al Scidmoreone symposium organizerskept tongue cheek discussed can build winch less $3000 along retrieval systems work Lee Murray presented Computer-Aided Wing Construction another topic en tirely new However Lees discussion cluded laser-cut airfoil templates samples various Eppler sections cut /4-in plywood smooth accu rate sophisticated computer plot paper contest panel John Lusk Terry Ed monds Al Scidmore Tom Kunath Mike Frey got everyone involved discussing competition classes events No politics no rock throwing Just good airing out weve where going covering everything F3B down 10-minute Duration 45-mi nute session very well spent everybody still talked other over Scott Christensen Top Flite told thing wanted know about kit design manufacturingbut afraid ask topic very enlightening got us develop virtue patience Now least manufacturers say Itll out Toledo its well have better understanding Keith Scidmore presented Construction Techniques Materials covered glass cloth carbon fibers Kevlar presentation covered properties can best applied comparative qualities materials live Detroit area have never Pete Watersthe radio man give talk group bribe him whatever takes put him before mike radio isnt bag dont know difference between megahertz little striped things doesnt mat ter Pete will have sitting up listen ing about super radios mixing coupling better signals better batteries chargers mixture humor interest level would have ladies aux iliary steam-fitters lodge applauding presentation fastest 30 minutes day matter Saturday fastest day week MARCS Marcsmen did heckuva job 10 bucks got full days cross section everything related Sailplanes also lunch buffet big enough overlap 100-point landing circle Theres talk MARCS might again next year Theyd better Logictrol youre newcomer Continued page 144 March 1984 51 Top Flue Models Scott Christensen L questions Lee Murray about Lees laser-cut airfoil templates ones shown cut -In plywood stuck back place Laser cut makes exceptionally smooth edge Inked drawing RC AerobaticsNan Putte Continued page 140 ably would better off avoided flying thunderstorms area As written cold weather just hit part Florida Yes know what frost like along Gulf Coast am about begin winter hibernation because dont like cold weather shiv ering flying field isnt idea fun So Ive given engines good shot rust preventative should keep good shape until its time wake next spring forgot winterize engines last fall its February read wouldnt hurt now Better late never comes winterizing engines could preclude having buy new bearings next spring Ron Van Putte 111 Sleepy Oaks Rd Ft Walton Beach FL 32548 RC Soaring/Pruss Continued page 51 sport youre asking Whats Well radio dependable radiowhich hasnt scene few years still see popping up flying scene time time Good news still have need servicing Full ser vice replacement parts available Full Command Systems 908 E Rosewood Spokane WA 99208 new catalog tells Davey Systems Corporation folks have come up line-retriever really works Ted Davey has made Sail plane life simpler often-sought-after winch items winch drum usually stops do-it-yourselfers cold Ted has available drum has 5/s-in bore ideally suited Ford long-shaft startersa four-in center four-in spacing between eight-in -diameter plates goes $50 plus $3 shipping See DSCs ad issue Model Aviation winch retrieval systems HIGH QUALITY FOAM WING CORES AND CUSTOM FOAM CUTTING have large selection wing cores available stock meet modeling needs also specialize custom cutting reasonable prices like top quality products low prices fast service contact us next project information & p ces contac Ocean State Aeromode Eng nneer ng 21 Jaycee Dr West Warwick Rl 02893 OrcallRonaftar6OOpm -40 82888 3 Fec Feam its Beat Deal Best Stretched Sagitta Tommy Kallevang shows plane took him first place 1983 LSF Tournaments TwoMeter division Tom stretched Sagittas tail moment reconstructing fuselage sides Using 3/32-in balsa facing ner surfaces A2-in plywood fuselages full length Tom maintained nose sections wing former locations added 1 /2 between wing tail flies like charm Proof LSF Tournaments final standings Im winding down year thinking about 1984 Nats will Reno will year LSF regionals F3B team selection program will underway Get building have happy 1984 Dan Pruss 131 E Pennington Ln Plainfield IL 60544 RC Old-Timers/Mathews Continued page 53 52 oz Brown Jr 54 Den nymite 56 O&R 60 56 Super Cyclone Wing loading would figure about 85 oz/sq ft Jerry Broffman also published reduced size design September 1944 issue MAN Stratofly Starduster Although publication date would make Starduster SAM-legal strongly suspect some research could established developed flown 1942 reader knows whereabouts Jerry Broffman perhaps could confirm suspicion Broffman entered commercial end hobby postwar era Enter prise Model Aircraft number classic kits produced such McGoverns Pi rate Bob Tuckers Tuckette Interest ingly entered booming market 1950 36-in Free Flight design called Champion bears remarkable re semblance feature designonly windows brings up another interesting point although Starduster/Sunduster designs have no windows arent actually cabin designs force arrangement both models certainly unlike pylon design have ever seen SAM Contest Directors going facing dilemma some contestant walks up tries enter C Cabin what its worth Websters dictionarys definition cabin describes enclosure makes no mention windows portholes power Bob Lowe Mul dersdrift South Africa recently wrote quiring about power choices RC OldTimers reference specifically engines shown original drawings comparison contemporary power plants written piece about early columns perhaps others have become interested subject re cently also would have oppor tunity read column Basically SAM rules limit engine size 10 cu displacement per 225 sq wing total area Four-cycle power plants considered 60% glow dis placement pretty fair guideline except tremendous disparity exists power per displacement between engines As example consider Duke Foxs two 19s cross-flow version would pull 450 sq Old-Timer realistic calm manner other hand 19 BB Schnuerle unit would pull same model climb rates comparable FAT Power FF model As matter fact wing would jeopardy folding beefed up same comparisons apply engines nearly displacement So experience power choice related type flying interested low-key sport flying Schnuerle units need 300 350 sq per 10 cu displacement Fox BB better-suited 600-700 sq model example fire-breathing Schnuerle 40 would bestsuited 1200 1400 sq model sport role competition motivator means power better personal experience fourstrokers seems indicate 60% rule bit underestimate incred ible little jewels sport flying rec ommend using 70% factor cur rently flying model set up can switch 05 25 FSR 05 40 four-stroke model aerobatic 25 much stronger four-stroker Vertical performance 25 slug gish will vertical eights stroker Ouch Somehow crossed up roll film notes SAM Champs lead photo November 1983 issue certainly Garami Molecule fact So Long being launched good friend Bill Baker Norman OK Ill never live mistake down Another error popped up caption under Marion Knights electric model September 1983 column photos provided guest-writer Dick Haung Continued page 146 144 Model Aviation