Control Line. Aerobatics Wynn Paul GIESEKE Nobler Notes Foam really flies after thats what World Cham pion Bob Gieseke said shortly before pushrod came out bellcrank new 78 version Gieseke Nobler Unfortunately pushrod came out dur ing pattern plane totaled However Bob said flying better previous ones Since time month until World Cham pionships going start practicing 1977 ship used win FAI tryouts placed second Nationals 1977 Gieseke Nobler fans some slight modifications Bob tried 78 plane wing measured short 485 inches shaped tips roughly looked like triangle widest part tip approximately middle chord tip rib wing slightly thinner previous ones student Gieseke Nobler will remember previous models Bob said traced kit Nobler wing rib using ballpoint pen made overall rib slightly thicker stock 18 percent Bob also stated used thicker stabilizer elevator previous models flaps also some changes Instead tapering flaps cross section resembles slice pie instead used 5/16 piece balsa simply rounded off trail ing edge giving little cross section area previous models flaps almost full span extending until about 1 inch end wing last item currently using 58-foot lines fly summer Half-A Stunt continued Having now set tled Salem Oregon king COPA thats Combat-precision aero batics Richard Porter wrote some interesting material about naming next creation Copa Rich Perhaps Richs significant statements concern value smaller simpler virtually indestructable stunt machine beginners intermediate fliers feels Half-A stunter subse quently Half-A stunt local contest level would big help promoting stunt want try event wasnt afraid destroying plane would fly stunt common statement according Rich An effective response problem combat styled stunter says substituting Continued page 97 October1978 39 Paul Fervel used modified Du-Bro muffler Supertigre 46-powered stunter neautiTul rronx ena vince cnneuers new stiletto Linger 11/U prop UflITIOW O-31* O nald/Slim Line muffler Sunertiare 46 Aflame Note chrome oinner tank fill tubes LBS MCUOnald world champion new I-beam Stiletto has 60-in span 650 sq area weighs 52 oz Los took Expert Winston-Salem Schnetzer Advanced Schnetzer pic Fw qualities make model NATS winner same ones Sunday sport-scale fliers 00k Exceptional appearance start course FW 190s stark sinister shape has always excited modelers important friendly flying qualities designs have always emphasized safety low speeds FW 190 has herited ability fly 80-90 mph right down near-hover landing wide-track gear makes ideal first tail-dragger Kit features Full-size plans showing radio retracting gear installation Color schemes decals THREE different EW 190sSeparate 16-page instructon booklet cutaway diagrams in-depth flying hints Diecut machined balsa nylon fittings formed wire cowl canopy etc Span 65 Area 730 Sq 4 6 channel Engine 60 Stits Jr/Mathews continued page 36 ness epoxied together use weights keep everything flat building surface After complete curing fuselage com pleted drilling holes engine tank straps etc Epoxy maple tail skid block its notch Adjust wing cutout neat mating wing shaping wood file sandpaper small piece rear cut out must removed during fitting re positioned wing epoxied fuselage Some custom fitting almost un avoidable since landing gear will vary model next An ordinary paper box can used mating jig cut two chord-width slots opposite sides measure equal depth parallelism Also cut front back slot fuselage width jig will hold wing level right angles fuselage epoxy setting necessary completely fill mating gap try good solid bite out bubbles voids actual filling complete gap better accomplished second mix microballoons epoxy stab rudder installed until fuselage sanded contour Tack glue rudder place sand taper blend fuselage rear remove Epoxy stabilizer slot using mentioned lines guide rudder now permanently epoxied offset sanded Install powerplant control system used nylon horn snap clevis adjustable system Finish prototype finished using clear Monokote wings three coats clear nitrate dope wood parts two thin coats K&B Primer sanded down 380 no-fill paper Protect areas paint unwanted masking tape entire nose section sprayed White Perfect Paint allowed set 48 hours masked off remainder model sprayed Perfect Royal Blue wing numbers vinyl items office supply Rudder numbers Sig Catalog items stripes vinyl trim tape remainder lettering done bow pen Perfect Paint drafting pen dipped can paint depth about /4 exterior wiped off tissue paint written onto surface Practice lit tle some old clunker order get feel rate flow line width last two items placed onto model pilot cockpit cover little pilot adds certain novelty profile cut sheet styrene painted plastic model paint epoxied slot cut balsa cut /8 wide strip Plexiglass win dow frame epoxied another slot wind screen sections bent over scrap s/s balsa trimmed fit permanently installed instant glue Hot Stuff etc Wilhold R/C-56 glue Flying Flight characteristics rather surprising CG shown two ounces lead outboard wing engine running brisk four-cycle model rolls about four feet lot up elevator literally leaps air find necessary use up elevator release prevent nose-overs due location undercarriage Line tension remarkably good verging excessive considering huge side _________ area above-average line tension desir able windy days little model never fails elicit questions flown particularly once reveal nearly /4th full size fly just sheer joy never cease astounded flight does look could fly yet does very well Astound friends confuse enemies Have CL Aerobatics/Paul continued page 39 lighter thinner wood tail sections increasing stab area and/or moment length currently available combat kits thinning otherwise lightening spars leading edges trailing edges progres sively toward tips building least 10 degrees engine offset longer line flying such machines can prove very useful trainer/practice birds October1978 97 ~1 ROLY SOCKS GOES BtcIe WITH MANJ N 1T7P HazelnutMBH-1 I CSD-1 I 22W ws o American Eagle catalog 25c I MODERNISTIC MODELS P0 BOX 6974 ALBUQ NM 87197 J should tire such machine very effec tive solution might take com bat match can almost guarantee instant cure such emotional state writer can ever pin Rich down submitting design feels truly competitive may able get set plans COPAs could utilized begin ners out However pointed out March 1978 issue Model Aviation Rich does use basically VooDoo type Half-A design recommending least 200 sq wing 18 degrees engine off set creates tricycle landing gear craft whole thing weighs about 8 9 ounces Rich enclosed unreproduceable sketch plan proposed Blazing 50 Half-A stunter should make SSF remember thats Serious Stunt Flier drool Blazing 50 features beautiful elliptical wing 50-inch span matching stabilator top view plane has lines Charley Mackeys svelte Starlight 1967 side view looks like Starship 2001 graceful fuselage trike gear wing will have about 415 sq total weight should about 16 oz Lets hope Rich can get transformed flying model could beautiful stunter Rich also has some other hints pass new Gb Bees definitely give around 1000 rpm increase Tee Dee air 21 about 222 grand some smoothness engine run sacrificed unavailable Testor 6 X 4 prop gives identical lap speeds Cox competition 6 X 3 prop doesnt tend overheat engine maneuvers sometimes case Magnum fuel Cox 6 X 3 competition prop subject fuel systems Rich says Tatone makes small pen bladders work very well Half-As pen bladder requires about 12 pounds start drops down about 6 pounds using 2 oz syringe bathroom scales measure pressure light weight low cost consistency simplicity extra power availability pressure system very desirable once system under stood especially good use smaller engines light aircraft such Half-A stunters Some concern has expressed over 008 lines used Half-A According Rich just need take care fragile things has problems people walking breaks unravelling procedure use untwisting lines use hand closest airplane separate lines wiping cloth other hand used twist hold tension lines between two hands avoid allowing kinks start have never gotten kink using procedure oil buildup lines prevented says Rich also uses what appears quadruped wrap ends lines wraps 1/2 inch down line clip wraps back clip loops 008 line around clip again wraps 1/4 inch down back After always uses epoxy other glue finish off tapered end good set unkinked lines should easily take 16 pounds pull test 008 lines should adequate winds up 25 mph present Half-A power levels Just stay safe side Rich recommends switch ing 012 lines winds above 20mph going 50 52 feet length Winston-Salem Control Line Champion ships Les McDonald won event held Raady-toFIy Foam RC Planes Available either MRC-Enya 15 MRC Mabuchi electric power system installed realistic planes assemble hour Wing spans 48 lengths 32 Trainer Hawk 15 engine factory installed fuel tank control rods horns Two-chan radio included controls nosewheel steering rudder elevator Third chan nel desired throttle Price $9800 Elec tra-Fli Trainer Electric power system place also horns rodsdesigned 2 chan Elec tric system consists motor CVR cutoff voltage regulator600 mah battery fast charg er operable cigarette lighter25 minutes used system Third channel can added control CVRs microswitch turns motor off flight con serving power gliding periods between powered flight CVR unit prevents overcharg ing allows battery operate radio servo motor Automatic cutoff prevent deep dis charge CVR monitors battery voltage cuts power motor before voltage drops too low always enough battery power glide back control Price $18995 Modal Rectifier Corp 2500 Woodbridge Ave Edison NJ 08817 product review product review product review June 17-18 flying new I-beam wing Stiletto new Stiletto 60 inches span 650 sq wing Weight 52 oz stabilizer 32 in span root chord inch thick Very short flaps used Les effort give better turning ability Norm Whittle finished second 4700 Les 4945 Third place went Bob Galle now living New Jer sey Claus Maikis competed way West Germany finished seventh after having some trouble plane Advanced PAMPA stunt won Vince Schnetzer Miami Florida Stiletto beat out Les best appearance points information stunt PAMPA write Wynn Paul 1640 Maywick Drive Lexington KY 40504 CL Carrier/Perry continued page 40 Bill Lee July 78 MA Don Jehlik June 78 MA gave good descriptions various types fuel tanks opera tions sure read columns close relative suction system reported operating quite successfully Arizona Mike DelPonte isusing Perry pump carburetor pump Class engine get boost tank pres sure help large carb Mike puts tank vent exhaust stack obviously works since Mike placed second Buck eye Arizona year 333 havent tried yet could turn out best thing since sliced bread Just careful unwanted fires ex haust stack next step up order complexity pump system two pumps readily available Perry Robart Robart SuperPumper MkII has maxi mum output three ounces per minute might satisfy some thirsty Class II engines Robarts High Volume Pumper should used higher flow rates required Perry 900 series carburetors pump systems have plunger changes mixture settings during verted flight upright engine instal lation located under screw adjacent fuel line connection dont need it can cause problems certain carburetor attitudes because centrifugal force Take plunger out least screw adjustment screw cant cause trouble Pump systems work harder adjust initially suction systems less critical tank position cost because pump primary disadvantage letter Pete Mazur HiLow-Landings newsletter mentioned use pump conjunction ex haust restrictor K&B Semco make boaters idea restrictor slows engine pump pro98 Model Aviation ATTENTION RC DEALERS Order large stock Kraft radios ServosKraft EnginesAir born unitsPlus accessories J KRAFT SOUTHWESTERN INC 5725 E Lancaster Ft worth TX 76112 a17-451-7537 Night 429-3a28 572-1452 product review product review product revrnA
Edition: Model Aviation - 1978/10
Page Numbers: 39, 97, 98
Control Line. Aerobatics Wynn Paul GIESEKE Nobler Notes Foam really flies after thats what World Cham pion Bob Gieseke said shortly before pushrod came out bellcrank new 78 version Gieseke Nobler Unfortunately pushrod came out dur ing pattern plane totaled However Bob said flying better previous ones Since time month until World Cham pionships going start practicing 1977 ship used win FAI tryouts placed second Nationals 1977 Gieseke Nobler fans some slight modifications Bob tried 78 plane wing measured short 485 inches shaped tips roughly looked like triangle widest part tip approximately middle chord tip rib wing slightly thinner previous ones student Gieseke Nobler will remember previous models Bob said traced kit Nobler wing rib using ballpoint pen made overall rib slightly thicker stock 18 percent Bob also stated used thicker stabilizer elevator previous models flaps also some changes Instead tapering flaps cross section resembles slice pie instead used 5/16 piece balsa simply rounded off trail ing edge giving little cross section area previous models flaps almost full span extending until about 1 inch end wing last item currently using 58-foot lines fly summer Half-A Stunt continued Having now set tled Salem Oregon king COPA thats Combat-precision aero batics Richard Porter wrote some interesting material about naming next creation Copa Rich Perhaps Richs significant statements concern value smaller simpler virtually indestructable stunt machine beginners intermediate fliers feels Half-A stunter subse quently Half-A stunt local contest level would big help promoting stunt want try event wasnt afraid destroying plane would fly stunt common statement according Rich An effective response problem combat styled stunter says substituting Continued page 97 October1978 39 Paul Fervel used modified Du-Bro muffler Supertigre 46-powered stunter neautiTul rronx ena vince cnneuers new stiletto Linger 11/U prop UflITIOW O-31* O nald/Slim Line muffler Sunertiare 46 Aflame Note chrome oinner tank fill tubes LBS MCUOnald world champion new I-beam Stiletto has 60-in span 650 sq area weighs 52 oz Los took Expert Winston-Salem Schnetzer Advanced Schnetzer pic Fw qualities make model NATS winner same ones Sunday sport-scale fliers 00k Exceptional appearance start course FW 190s stark sinister shape has always excited modelers important friendly flying qualities designs have always emphasized safety low speeds FW 190 has herited ability fly 80-90 mph right down near-hover landing wide-track gear makes ideal first tail-dragger Kit features Full-size plans showing radio retracting gear installation Color schemes decals THREE different EW 190sSeparate 16-page instructon booklet cutaway diagrams in-depth flying hints Diecut machined balsa nylon fittings formed wire cowl canopy etc Span 65 Area 730 Sq 4 6 channel Engine 60 Stits Jr/Mathews continued page 36 ness epoxied together use weights keep everything flat building surface After complete curing fuselage com pleted drilling holes engine tank straps etc Epoxy maple tail skid block its notch Adjust wing cutout neat mating wing shaping wood file sandpaper small piece rear cut out must removed during fitting re positioned wing epoxied fuselage Some custom fitting almost un avoidable since landing gear will vary model next An ordinary paper box can used mating jig cut two chord-width slots opposite sides measure equal depth parallelism Also cut front back slot fuselage width jig will hold wing level right angles fuselage epoxy setting necessary completely fill mating gap try good solid bite out bubbles voids actual filling complete gap better accomplished second mix microballoons epoxy stab rudder installed until fuselage sanded contour Tack glue rudder place sand taper blend fuselage rear remove Epoxy stabilizer slot using mentioned lines guide rudder now permanently epoxied offset sanded Install powerplant control system used nylon horn snap clevis adjustable system Finish prototype finished using clear Monokote wings three coats clear nitrate dope wood parts two thin coats K&B Primer sanded down 380 no-fill paper Protect areas paint unwanted masking tape entire nose section sprayed White Perfect Paint allowed set 48 hours masked off remainder model sprayed Perfect Royal Blue wing numbers vinyl items office supply Rudder numbers Sig Catalog items stripes vinyl trim tape remainder lettering done bow pen Perfect Paint drafting pen dipped can paint depth about /4 exterior wiped off tissue paint written onto surface Practice lit tle some old clunker order get feel rate flow line width last two items placed onto model pilot cockpit cover little pilot adds certain novelty profile cut sheet styrene painted plastic model paint epoxied slot cut balsa cut /8 wide strip Plexiglass win dow frame epoxied another slot wind screen sections bent over scrap s/s balsa trimmed fit permanently installed instant glue Hot Stuff etc Wilhold R/C-56 glue Flying Flight characteristics rather surprising CG shown two ounces lead outboard wing engine running brisk four-cycle model rolls about four feet lot up elevator literally leaps air find necessary use up elevator release prevent nose-overs due location undercarriage Line tension remarkably good verging excessive considering huge side _________ area above-average line tension desir able windy days little model never fails elicit questions flown particularly once reveal nearly /4th full size fly just sheer joy never cease astounded flight does look could fly yet does very well Astound friends confuse enemies Have CL Aerobatics/Paul continued page 39 lighter thinner wood tail sections increasing stab area and/or moment length currently available combat kits thinning otherwise lightening spars leading edges trailing edges progres sively toward tips building least 10 degrees engine offset longer line flying such machines can prove very useful trainer/practice birds October1978 97 ~1 ROLY SOCKS GOES BtcIe WITH MANJ N 1T7P HazelnutMBH-1 I CSD-1 I 22W ws o American Eagle catalog 25c I MODERNISTIC MODELS P0 BOX 6974 ALBUQ NM 87197 J should tire such machine very effec tive solution might take com bat match can almost guarantee instant cure such emotional state writer can ever pin Rich down submitting design feels truly competitive may able get set plans COPAs could utilized begin ners out However pointed out March 1978 issue Model Aviation Rich does use basically VooDoo type Half-A design recommending least 200 sq wing 18 degrees engine off set creates tricycle landing gear craft whole thing weighs about 8 9 ounces Rich enclosed unreproduceable sketch plan proposed Blazing 50 Half-A stunter should make SSF remember thats Serious Stunt Flier drool Blazing 50 features beautiful elliptical wing 50-inch span matching stabilator top view plane has lines Charley Mackeys svelte Starlight 1967 side view looks like Starship 2001 graceful fuselage trike gear wing will have about 415 sq total weight should about 16 oz Lets hope Rich can get transformed flying model could beautiful stunter Rich also has some other hints pass new Gb Bees definitely give around 1000 rpm increase Tee Dee air 21 about 222 grand some smoothness engine run sacrificed unavailable Testor 6 X 4 prop gives identical lap speeds Cox competition 6 X 3 prop doesnt tend overheat engine maneuvers sometimes case Magnum fuel Cox 6 X 3 competition prop subject fuel systems Rich says Tatone makes small pen bladders work very well Half-As pen bladder requires about 12 pounds start drops down about 6 pounds using 2 oz syringe bathroom scales measure pressure light weight low cost consistency simplicity extra power availability pressure system very desirable once system under stood especially good use smaller engines light aircraft such Half-A stunters Some concern has expressed over 008 lines used Half-A According Rich just need take care fragile things has problems people walking breaks unravelling procedure use untwisting lines use hand closest airplane separate lines wiping cloth other hand used twist hold tension lines between two hands avoid allowing kinks start have never gotten kink using procedure oil buildup lines prevented says Rich also uses what appears quadruped wrap ends lines wraps 1/2 inch down line clip wraps back clip loops 008 line around clip again wraps 1/4 inch down back After always uses epoxy other glue finish off tapered end good set unkinked lines should easily take 16 pounds pull test 008 lines should adequate winds up 25 mph present Half-A power levels Just stay safe side Rich recommends switch ing 012 lines winds above 20mph going 50 52 feet length Winston-Salem Control Line Champion ships Les McDonald won event held Raady-toFIy Foam RC Planes Available either MRC-Enya 15 MRC Mabuchi electric power system installed realistic planes assemble hour Wing spans 48 lengths 32 Trainer Hawk 15 engine factory installed fuel tank control rods horns Two-chan radio included controls nosewheel steering rudder elevator Third chan nel desired throttle Price $9800 Elec tra-Fli Trainer Electric power system place also horns rodsdesigned 2 chan Elec tric system consists motor CVR cutoff voltage regulator600 mah battery fast charg er operable cigarette lighter25 minutes used system Third channel can added control CVRs microswitch turns motor off flight con serving power gliding periods between powered flight CVR unit prevents overcharg ing allows battery operate radio servo motor Automatic cutoff prevent deep dis charge CVR monitors battery voltage cuts power motor before voltage drops too low always enough battery power glide back control Price $18995 Modal Rectifier Corp 2500 Woodbridge Ave Edison NJ 08817 product review product review product review June 17-18 flying new I-beam wing Stiletto new Stiletto 60 inches span 650 sq wing Weight 52 oz stabilizer 32 in span root chord inch thick Very short flaps used Les effort give better turning ability Norm Whittle finished second 4700 Les 4945 Third place went Bob Galle now living New Jer sey Claus Maikis competed way West Germany finished seventh after having some trouble plane Advanced PAMPA stunt won Vince Schnetzer Miami Florida Stiletto beat out Les best appearance points information stunt PAMPA write Wynn Paul 1640 Maywick Drive Lexington KY 40504 CL Carrier/Perry continued page 40 Bill Lee July 78 MA Don Jehlik June 78 MA gave good descriptions various types fuel tanks opera tions sure read columns close relative suction system reported operating quite successfully Arizona Mike DelPonte isusing Perry pump carburetor pump Class engine get boost tank pres sure help large carb Mike puts tank vent exhaust stack obviously works since Mike placed second Buck eye Arizona year 333 havent tried yet could turn out best thing since sliced bread Just careful unwanted fires ex haust stack next step up order complexity pump system two pumps readily available Perry Robart Robart SuperPumper MkII has maxi mum output three ounces per minute might satisfy some thirsty Class II engines Robarts High Volume Pumper should used higher flow rates required Perry 900 series carburetors pump systems have plunger changes mixture settings during verted flight upright engine instal lation located under screw adjacent fuel line connection dont need it can cause problems certain carburetor attitudes because centrifugal force Take plunger out least screw adjustment screw cant cause trouble Pump systems work harder adjust initially suction systems less critical tank position cost because pump primary disadvantage letter Pete Mazur HiLow-Landings newsletter mentioned use pump conjunction ex haust restrictor K&B Semco make boaters idea restrictor slows engine pump pro98 Model Aviation ATTENTION RC DEALERS Order large stock Kraft radios ServosKraft EnginesAir born unitsPlus accessories J KRAFT SOUTHWESTERN INC 5725 E Lancaster Ft worth TX 76112 a17-451-7537 Night 429-3a28 572-1452 product review product review product revrnA
Edition: Model Aviation - 1978/10
Page Numbers: 39, 97, 98
Control Line. Aerobatics Wynn Paul GIESEKE Nobler Notes Foam really flies after thats what World Cham pion Bob Gieseke said shortly before pushrod came out bellcrank new 78 version Gieseke Nobler Unfortunately pushrod came out dur ing pattern plane totaled However Bob said flying better previous ones Since time month until World Cham pionships going start practicing 1977 ship used win FAI tryouts placed second Nationals 1977 Gieseke Nobler fans some slight modifications Bob tried 78 plane wing measured short 485 inches shaped tips roughly looked like triangle widest part tip approximately middle chord tip rib wing slightly thinner previous ones student Gieseke Nobler will remember previous models Bob said traced kit Nobler wing rib using ballpoint pen made overall rib slightly thicker stock 18 percent Bob also stated used thicker stabilizer elevator previous models flaps also some changes Instead tapering flaps cross section resembles slice pie instead used 5/16 piece balsa simply rounded off trail ing edge giving little cross section area previous models flaps almost full span extending until about 1 inch end wing last item currently using 58-foot lines fly summer Half-A Stunt continued Having now set tled Salem Oregon king COPA thats Combat-precision aero batics Richard Porter wrote some interesting material about naming next creation Copa Rich Perhaps Richs significant statements concern value smaller simpler virtually indestructable stunt machine beginners intermediate fliers feels Half-A stunter subse quently Half-A stunt local contest level would big help promoting stunt want try event wasnt afraid destroying plane would fly stunt common statement according Rich An effective response problem combat styled stunter says substituting Continued page 97 October1978 39 Paul Fervel used modified Du-Bro muffler Supertigre 46-powered stunter neautiTul rronx ena vince cnneuers new stiletto Linger 11/U prop UflITIOW O-31* O nald/Slim Line muffler Sunertiare 46 Aflame Note chrome oinner tank fill tubes LBS MCUOnald world champion new I-beam Stiletto has 60-in span 650 sq area weighs 52 oz Los took Expert Winston-Salem Schnetzer Advanced Schnetzer pic Fw qualities make model NATS winner same ones Sunday sport-scale fliers 00k Exceptional appearance start course FW 190s stark sinister shape has always excited modelers important friendly flying qualities designs have always emphasized safety low speeds FW 190 has herited ability fly 80-90 mph right down near-hover landing wide-track gear makes ideal first tail-dragger Kit features Full-size plans showing radio retracting gear installation Color schemes decals THREE different EW 190sSeparate 16-page instructon booklet cutaway diagrams in-depth flying hints Diecut machined balsa nylon fittings formed wire cowl canopy etc Span 65 Area 730 Sq 4 6 channel Engine 60 Stits Jr/Mathews continued page 36 ness epoxied together use weights keep everything flat building surface After complete curing fuselage com pleted drilling holes engine tank straps etc Epoxy maple tail skid block its notch Adjust wing cutout neat mating wing shaping wood file sandpaper small piece rear cut out must removed during fitting re positioned wing epoxied fuselage Some custom fitting almost un avoidable since landing gear will vary model next An ordinary paper box can used mating jig cut two chord-width slots opposite sides measure equal depth parallelism Also cut front back slot fuselage width jig will hold wing level right angles fuselage epoxy setting necessary completely fill mating gap try good solid bite out bubbles voids actual filling complete gap better accomplished second mix microballoons epoxy stab rudder installed until fuselage sanded contour Tack glue rudder place sand taper blend fuselage rear remove Epoxy stabilizer slot using mentioned lines guide rudder now permanently epoxied offset sanded Install powerplant control system used nylon horn snap clevis adjustable system Finish prototype finished using clear Monokote wings three coats clear nitrate dope wood parts two thin coats K&B Primer sanded down 380 no-fill paper Protect areas paint unwanted masking tape entire nose section sprayed White Perfect Paint allowed set 48 hours masked off remainder model sprayed Perfect Royal Blue wing numbers vinyl items office supply Rudder numbers Sig Catalog items stripes vinyl trim tape remainder lettering done bow pen Perfect Paint drafting pen dipped can paint depth about /4 exterior wiped off tissue paint written onto surface Practice lit tle some old clunker order get feel rate flow line width last two items placed onto model pilot cockpit cover little pilot adds certain novelty profile cut sheet styrene painted plastic model paint epoxied slot cut balsa cut /8 wide strip Plexiglass win dow frame epoxied another slot wind screen sections bent over scrap s/s balsa trimmed fit permanently installed instant glue Hot Stuff etc Wilhold R/C-56 glue Flying Flight characteristics rather surprising CG shown two ounces lead outboard wing engine running brisk four-cycle model rolls about four feet lot up elevator literally leaps air find necessary use up elevator release prevent nose-overs due location undercarriage Line tension remarkably good verging excessive considering huge side _________ area above-average line tension desir able windy days little model never fails elicit questions flown particularly once reveal nearly /4th full size fly just sheer joy never cease astounded flight does look could fly yet does very well Astound friends confuse enemies Have CL Aerobatics/Paul continued page 39 lighter thinner wood tail sections increasing stab area and/or moment length currently available combat kits thinning otherwise lightening spars leading edges trailing edges progres sively toward tips building least 10 degrees engine offset longer line flying such machines can prove very useful trainer/practice birds October1978 97 ~1 ROLY SOCKS GOES BtcIe WITH MANJ N 1T7P HazelnutMBH-1 I CSD-1 I 22W ws o American Eagle catalog 25c I MODERNISTIC MODELS P0 BOX 6974 ALBUQ NM 87197 J should tire such machine very effec tive solution might take com bat match can almost guarantee instant cure such emotional state writer can ever pin Rich down submitting design feels truly competitive may able get set plans COPAs could utilized begin ners out However pointed out March 1978 issue Model Aviation Rich does use basically VooDoo type Half-A design recommending least 200 sq wing 18 degrees engine off set creates tricycle landing gear craft whole thing weighs about 8 9 ounces Rich enclosed unreproduceable sketch plan proposed Blazing 50 Half-A stunter should make SSF remember thats Serious Stunt Flier drool Blazing 50 features beautiful elliptical wing 50-inch span matching stabilator top view plane has lines Charley Mackeys svelte Starlight 1967 side view looks like Starship 2001 graceful fuselage trike gear wing will have about 415 sq total weight should about 16 oz Lets hope Rich can get transformed flying model could beautiful stunter Rich also has some other hints pass new Gb Bees definitely give around 1000 rpm increase Tee Dee air 21 about 222 grand some smoothness engine run sacrificed unavailable Testor 6 X 4 prop gives identical lap speeds Cox competition 6 X 3 prop doesnt tend overheat engine maneuvers sometimes case Magnum fuel Cox 6 X 3 competition prop subject fuel systems Rich says Tatone makes small pen bladders work very well Half-As pen bladder requires about 12 pounds start drops down about 6 pounds using 2 oz syringe bathroom scales measure pressure light weight low cost consistency simplicity extra power availability pressure system very desirable once system under stood especially good use smaller engines light aircraft such Half-A stunters Some concern has expressed over 008 lines used Half-A According Rich just need take care fragile things has problems people walking breaks unravelling procedure use untwisting lines use hand closest airplane separate lines wiping cloth other hand used twist hold tension lines between two hands avoid allowing kinks start have never gotten kink using procedure oil buildup lines prevented says Rich also uses what appears quadruped wrap ends lines wraps 1/2 inch down line clip wraps back clip loops 008 line around clip again wraps 1/4 inch down back After always uses epoxy other glue finish off tapered end good set unkinked lines should easily take 16 pounds pull test 008 lines should adequate winds up 25 mph present Half-A power levels Just stay safe side Rich recommends switch ing 012 lines winds above 20mph going 50 52 feet length Winston-Salem Control Line Champion ships Les McDonald won event held Raady-toFIy Foam RC Planes Available either MRC-Enya 15 MRC Mabuchi electric power system installed realistic planes assemble hour Wing spans 48 lengths 32 Trainer Hawk 15 engine factory installed fuel tank control rods horns Two-chan radio included controls nosewheel steering rudder elevator Third chan nel desired throttle Price $9800 Elec tra-Fli Trainer Electric power system place also horns rodsdesigned 2 chan Elec tric system consists motor CVR cutoff voltage regulator600 mah battery fast charg er operable cigarette lighter25 minutes used system Third channel can added control CVRs microswitch turns motor off flight con serving power gliding periods between powered flight CVR unit prevents overcharg ing allows battery operate radio servo motor Automatic cutoff prevent deep dis charge CVR monitors battery voltage cuts power motor before voltage drops too low always enough battery power glide back control Price $18995 Modal Rectifier Corp 2500 Woodbridge Ave Edison NJ 08817 product review product review product review June 17-18 flying new I-beam wing Stiletto new Stiletto 60 inches span 650 sq wing Weight 52 oz stabilizer 32 in span root chord inch thick Very short flaps used Les effort give better turning ability Norm Whittle finished second 4700 Les 4945 Third place went Bob Galle now living New Jer sey Claus Maikis competed way West Germany finished seventh after having some trouble plane Advanced PAMPA stunt won Vince Schnetzer Miami Florida Stiletto beat out Les best appearance points information stunt PAMPA write Wynn Paul 1640 Maywick Drive Lexington KY 40504 CL Carrier/Perry continued page 40 Bill Lee July 78 MA Don Jehlik June 78 MA gave good descriptions various types fuel tanks opera tions sure read columns close relative suction system reported operating quite successfully Arizona Mike DelPonte isusing Perry pump carburetor pump Class engine get boost tank pres sure help large carb Mike puts tank vent exhaust stack obviously works since Mike placed second Buck eye Arizona year 333 havent tried yet could turn out best thing since sliced bread Just careful unwanted fires ex haust stack next step up order complexity pump system two pumps readily available Perry Robart Robart SuperPumper MkII has maxi mum output three ounces per minute might satisfy some thirsty Class II engines Robarts High Volume Pumper should used higher flow rates required Perry 900 series carburetors pump systems have plunger changes mixture settings during verted flight upright engine instal lation located under screw adjacent fuel line connection dont need it can cause problems certain carburetor attitudes because centrifugal force Take plunger out least screw adjustment screw cant cause trouble Pump systems work harder adjust initially suction systems less critical tank position cost because pump primary disadvantage letter Pete Mazur HiLow-Landings newsletter mentioned use pump conjunction ex haust restrictor K&B Semco make boaters idea restrictor slows engine pump pro98 Model Aviation ATTENTION RC DEALERS Order large stock Kraft radios ServosKraft EnginesAir born unitsPlus accessories J KRAFT SOUTHWESTERN INC 5725 E Lancaster Ft worth TX 76112 a17-451-7537 Night 429-3a28 572-1452 product review product review product revrnA