WELCOME BACK have quite few topics cover month lets jump PARR Field Charger Update just heard Mr Ray Stacy editor PARR Newsletter As may recall published schematic low-cost field fast charger Januaiy issuea schematic liberated PARR newsletter As things turned out would have better publish April issue because presented charger doesnt work seems quite few already have found case Ray told has receiving seven 10 calls and/or letters day last several weeks So put end mystery indicated light bulb #67 12-volt automotive bulb addition must switch 150-ohm 2700-ohm resistors Thats Ive several readers tell after changes made charger works great As side note Ray told though problem drawing did give him chance meet converse lot nice folks agree Ray its good experience integrate modelers outside area gives broader view hobby way Pittsburgh crew working inexpensive battery discharging system field use As soon have system working schematic double-checked theyll send copy share thanks Ray PARR guys good luck fast charger 66 Model Aviation Helicopters Larry Jolly 15781 Empire Ln Westminster CA 92683 Tech Specialties Mini-Elite 30-size after-market main rotor head Hirobo Shuttle Kyosho Concept 30 superb head features robust metal construction ball bearings right places Great performance long lasting American made photos show LJMP 60-size Jet Ranger fuselage used Walt Disney Productions summer release Honey Blew Up Baby As can see highly-detailed model has right bumped Jet Ranger windows Figure animated hand head movement LET THE GOOD TIMES ROLL THE STINGER Specifications Fuselage length 52 Rec Engine Size 12-42 cubic Flying Weight 14 lbs up Wing Span 84 Area 1596 sq Radio Channels 4 Cat No 90208 Send SASE Free Color Catalog Lan ler RC PO Box 458 Dept C Oakwood GA 30566 Jerry Smith Assoc Editor RC Modeler Super Flying Giant Scale Model Phone 404-532-6401 900 530 EST M-F FAX 404-532-2163 Stinger Features Vacuum Formed Fuselage Turtledeck Wing Fuel Tank Cover Foam Wing Balsa Spars Partial Balsa Sheeting Cap Stripping Required Parts Complete Built-up Fuselage Plywood Sides Hefty Performed Aluminum Landing Gear ABS Cowl Wheel Pants Parts Complete Built-up Tail Assembly Vacuum Formed Canopy Especially Designed First Time Giant Scale Pilot Spare Parts Available No Hardware Included Good Aerobatic Capabilities Excellent Slow Flight Capabilities Easy Follow Plans & Inst Fast Assembly Minimum Parts Symmetrical Airfoil Can Flown IMAA Events Tech Specialties Mini Elite Rotor Head As mentioned last month Bill Curtis Tech Specialties sent new Mini-Elite rotor heads try out recall GMP originally going produce 30-size head plans side tracked &MPs demise Bill Curtis Tech Specialties jumped decided improve original design go ahead manufacture head received shown photographs accompanying article As can see Mini-Elite head highest quality entire unit made metalmainly aluminum head features underslung flybar single axle 0-ring-style individual dampeners blade holders ball raced mixer arms flybar support seesaw basic design geometry similar X-Cell Champion GMP Elite As mentioned before Tech Specialties head available two versions Hirobo Shuttle Kyosho Concept used opportunity testing head update older Shuttles basically brought original ships up standard addition head rotor blades chose pair fiberglass Mini-45s available Vortex RC also used pair K&S tail rotor blades still have Shuttle ZX tested Super Seven last month used comparison new machine Before started testing made two changes get rid ball riveted flybar arm have balls come loose before Shuttle change ball carefully file rivet flange inside arm until rivet falls off replace uses 2-mm screw attaching other change made use two nuts space ball /s toward main shaft enabled ball links function better angle greatly reduced drag spent several evenings local school yard playing new Shuttle really like Its bit responsive Conunued page 129 AUTOMATIC FAST FIEIJ HARGER * EASY TO BUILD* CHEAP* AUTOMATIC SHUTOFF LM31 Vout .Z12VOLTS5Kohm IN1STURNPOT AOJ vrn 1/4W Vout 150 ohm 1/4W -12VOW t- Modified schematic automatic fast field charger Use No 67 12-volt automotive bulb switch 150-ohm 2700-ohm resisters great-working low-cost unit April 1992 67 easiest landing airplane Ive ever flowni RC Helicopters/Jolly Continued page 67 ZX seems auto lot better Could Mini 45 rotor blades weigh 120 grams CG corrected As Mini-Elite head functions superbly performs well hover shows no tendency hunt flutter during hard pull-outs Since blade arms 1/4 aluminum theres virtually no way have blades go out track like head recommend wholeheartedly have also flown Tech Specialties head Concept 30 too performed well machine noticeable improvement stabilityparticularly wind fact Concept got whole new personality head change Mini-Elite head available Tech Specialties 218 Vernon Road Greenville Pennsylvania 16125 phone 412/5881335 havent dealt Tech Specialties before drop line get product listing can provide useful after-market items including blades canopies hardware also have incredible stock GMP parts understand Tech Specialties Phoenix now available Ill give report soon possible OS 32 Modification Recently friend Tony Davis OCRC told modified OS 32 50 could get power Tony found could take OS 4D carburetor used OS 46 turn down slightly about 0 15 would fit 0S 32 4D carburetor has significantly larger throat stock OS 32 carburetor Tony enthusiastic difference made TSK 5 Star try myself found modification easy requiring about ten minutes lathe work engine definitely puts out power doesnt seem suffer fuel draw needle adjustment problems recommend muffler pressure maximum consistency use header tank mounted close carb need little power 30-size rocket ship might give Tonys idea try Rotary Wing Modeler As probably know new US magazine dedicated RC Helis magazine Rotary Wing Modeler edited well-known-flier personality Mike Mas Mike has game just about long anybody seems serious about doing good job Besides providing articles setup reviews products Rotary Wing Modeler will also act voice IRCHA youd like subscribe contact Rotary Wing Modeler PO Box 420 Manalapon New Jersey 07726 Electric Helicopters Im interested readers larger Electric RC Helicopters know least two 40size machines flown Keystone year working larger machine would like share some findings with MA readers please drop letter possible Id like include findings future column Im working Heim conversion Astro 60 28 cells Ill let know comes out 66th National Championships know seems like just yesterday read Nationals report its getting time already start making plans summer Nationals year will held June 20-29 Westover Air Force Base Chicopee Massachusetts Helicopter will flown Saturday June 20th through Tuesday June 23rd Deadline advance entry May 22nd Contact AMA Headquarters entry forms additional information See about wraps up month hope youre getting some flying time Ive just finished Kalt Baron Alpha II plan let know what think next month BCNU responding advertisers mention read about Model Aviation April 1992 129 U thru 12 FEATURES SUSPENDED ELECTROLYTE CYCLE FLOAT OPTIONS DISCHARGE RATE LEAK PROOF NO POLARITY CHANGE ACT RUGGED EXTENDED SHELF LIFE EASY HANDLING 0
Edition: Model Aviation - 1992/04
Page Numbers: 66, 67, 129
WELCOME BACK have quite few topics cover month lets jump PARR Field Charger Update just heard Mr Ray Stacy editor PARR Newsletter As may recall published schematic low-cost field fast charger Januaiy issuea schematic liberated PARR newsletter As things turned out would have better publish April issue because presented charger doesnt work seems quite few already have found case Ray told has receiving seven 10 calls and/or letters day last several weeks So put end mystery indicated light bulb #67 12-volt automotive bulb addition must switch 150-ohm 2700-ohm resistors Thats Ive several readers tell after changes made charger works great As side note Ray told though problem drawing did give him chance meet converse lot nice folks agree Ray its good experience integrate modelers outside area gives broader view hobby way Pittsburgh crew working inexpensive battery discharging system field use As soon have system working schematic double-checked theyll send copy share thanks Ray PARR guys good luck fast charger 66 Model Aviation Helicopters Larry Jolly 15781 Empire Ln Westminster CA 92683 Tech Specialties Mini-Elite 30-size after-market main rotor head Hirobo Shuttle Kyosho Concept 30 superb head features robust metal construction ball bearings right places Great performance long lasting American made photos show LJMP 60-size Jet Ranger fuselage used Walt Disney Productions summer release Honey Blew Up Baby As can see highly-detailed model has right bumped Jet Ranger windows Figure animated hand head movement LET THE GOOD TIMES ROLL THE STINGER Specifications Fuselage length 52 Rec Engine Size 12-42 cubic Flying Weight 14 lbs up Wing Span 84 Area 1596 sq Radio Channels 4 Cat No 90208 Send SASE Free Color Catalog Lan ler RC PO Box 458 Dept C Oakwood GA 30566 Jerry Smith Assoc Editor RC Modeler Super Flying Giant Scale Model Phone 404-532-6401 900 530 EST M-F FAX 404-532-2163 Stinger Features Vacuum Formed Fuselage Turtledeck Wing Fuel Tank Cover Foam Wing Balsa Spars Partial Balsa Sheeting Cap Stripping Required Parts Complete Built-up Fuselage Plywood Sides Hefty Performed Aluminum Landing Gear ABS Cowl Wheel Pants Parts Complete Built-up Tail Assembly Vacuum Formed Canopy Especially Designed First Time Giant Scale Pilot Spare Parts Available No Hardware Included Good Aerobatic Capabilities Excellent Slow Flight Capabilities Easy Follow Plans & Inst Fast Assembly Minimum Parts Symmetrical Airfoil Can Flown IMAA Events Tech Specialties Mini Elite Rotor Head As mentioned last month Bill Curtis Tech Specialties sent new Mini-Elite rotor heads try out recall GMP originally going produce 30-size head plans side tracked &MPs demise Bill Curtis Tech Specialties jumped decided improve original design go ahead manufacture head received shown photographs accompanying article As can see Mini-Elite head highest quality entire unit made metalmainly aluminum head features underslung flybar single axle 0-ring-style individual dampeners blade holders ball raced mixer arms flybar support seesaw basic design geometry similar X-Cell Champion GMP Elite As mentioned before Tech Specialties head available two versions Hirobo Shuttle Kyosho Concept used opportunity testing head update older Shuttles basically brought original ships up standard addition head rotor blades chose pair fiberglass Mini-45s available Vortex RC also used pair K&S tail rotor blades still have Shuttle ZX tested Super Seven last month used comparison new machine Before started testing made two changes get rid ball riveted flybar arm have balls come loose before Shuttle change ball carefully file rivet flange inside arm until rivet falls off replace uses 2-mm screw attaching other change made use two nuts space ball /s toward main shaft enabled ball links function better angle greatly reduced drag spent several evenings local school yard playing new Shuttle really like Its bit responsive Conunued page 129 AUTOMATIC FAST FIEIJ HARGER * EASY TO BUILD* CHEAP* AUTOMATIC SHUTOFF LM31 Vout .Z12VOLTS5Kohm IN1STURNPOT AOJ vrn 1/4W Vout 150 ohm 1/4W -12VOW t- Modified schematic automatic fast field charger Use No 67 12-volt automotive bulb switch 150-ohm 2700-ohm resisters great-working low-cost unit April 1992 67 easiest landing airplane Ive ever flowni RC Helicopters/Jolly Continued page 67 ZX seems auto lot better Could Mini 45 rotor blades weigh 120 grams CG corrected As Mini-Elite head functions superbly performs well hover shows no tendency hunt flutter during hard pull-outs Since blade arms 1/4 aluminum theres virtually no way have blades go out track like head recommend wholeheartedly have also flown Tech Specialties head Concept 30 too performed well machine noticeable improvement stabilityparticularly wind fact Concept got whole new personality head change Mini-Elite head available Tech Specialties 218 Vernon Road Greenville Pennsylvania 16125 phone 412/5881335 havent dealt Tech Specialties before drop line get product listing can provide useful after-market items including blades canopies hardware also have incredible stock GMP parts understand Tech Specialties Phoenix now available Ill give report soon possible OS 32 Modification Recently friend Tony Davis OCRC told modified OS 32 50 could get power Tony found could take OS 4D carburetor used OS 46 turn down slightly about 0 15 would fit 0S 32 4D carburetor has significantly larger throat stock OS 32 carburetor Tony enthusiastic difference made TSK 5 Star try myself found modification easy requiring about ten minutes lathe work engine definitely puts out power doesnt seem suffer fuel draw needle adjustment problems recommend muffler pressure maximum consistency use header tank mounted close carb need little power 30-size rocket ship might give Tonys idea try Rotary Wing Modeler As probably know new US magazine dedicated RC Helis magazine Rotary Wing Modeler edited well-known-flier personality Mike Mas Mike has game just about long anybody seems serious about doing good job Besides providing articles setup reviews products Rotary Wing Modeler will also act voice IRCHA youd like subscribe contact Rotary Wing Modeler PO Box 420 Manalapon New Jersey 07726 Electric Helicopters Im interested readers larger Electric RC Helicopters know least two 40size machines flown Keystone year working larger machine would like share some findings with MA readers please drop letter possible Id like include findings future column Im working Heim conversion Astro 60 28 cells Ill let know comes out 66th National Championships know seems like just yesterday read Nationals report its getting time already start making plans summer Nationals year will held June 20-29 Westover Air Force Base Chicopee Massachusetts Helicopter will flown Saturday June 20th through Tuesday June 23rd Deadline advance entry May 22nd Contact AMA Headquarters entry forms additional information See about wraps up month hope youre getting some flying time Ive just finished Kalt Baron Alpha II plan let know what think next month BCNU responding advertisers mention read about Model Aviation April 1992 129 U thru 12 FEATURES SUSPENDED ELECTROLYTE CYCLE FLOAT OPTIONS DISCHARGE RATE LEAK PROOF NO POLARITY CHANGE ACT RUGGED EXTENDED SHELF LIFE EASY HANDLING 0
Edition: Model Aviation - 1992/04
Page Numbers: 66, 67, 129
WELCOME BACK have quite few topics cover month lets jump PARR Field Charger Update just heard Mr Ray Stacy editor PARR Newsletter As may recall published schematic low-cost field fast charger Januaiy issuea schematic liberated PARR newsletter As things turned out would have better publish April issue because presented charger doesnt work seems quite few already have found case Ray told has receiving seven 10 calls and/or letters day last several weeks So put end mystery indicated light bulb #67 12-volt automotive bulb addition must switch 150-ohm 2700-ohm resistors Thats Ive several readers tell after changes made charger works great As side note Ray told though problem drawing did give him chance meet converse lot nice folks agree Ray its good experience integrate modelers outside area gives broader view hobby way Pittsburgh crew working inexpensive battery discharging system field use As soon have system working schematic double-checked theyll send copy share thanks Ray PARR guys good luck fast charger 66 Model Aviation Helicopters Larry Jolly 15781 Empire Ln Westminster CA 92683 Tech Specialties Mini-Elite 30-size after-market main rotor head Hirobo Shuttle Kyosho Concept 30 superb head features robust metal construction ball bearings right places Great performance long lasting American made photos show LJMP 60-size Jet Ranger fuselage used Walt Disney Productions summer release Honey Blew Up Baby As can see highly-detailed model has right bumped Jet Ranger windows Figure animated hand head movement LET THE GOOD TIMES ROLL THE STINGER Specifications Fuselage length 52 Rec Engine Size 12-42 cubic Flying Weight 14 lbs up Wing Span 84 Area 1596 sq Radio Channels 4 Cat No 90208 Send SASE Free Color Catalog Lan ler RC PO Box 458 Dept C Oakwood GA 30566 Jerry Smith Assoc Editor RC Modeler Super Flying Giant Scale Model Phone 404-532-6401 900 530 EST M-F FAX 404-532-2163 Stinger Features Vacuum Formed Fuselage Turtledeck Wing Fuel Tank Cover Foam Wing Balsa Spars Partial Balsa Sheeting Cap Stripping Required Parts Complete Built-up Fuselage Plywood Sides Hefty Performed Aluminum Landing Gear ABS Cowl Wheel Pants Parts Complete Built-up Tail Assembly Vacuum Formed Canopy Especially Designed First Time Giant Scale Pilot Spare Parts Available No Hardware Included Good Aerobatic Capabilities Excellent Slow Flight Capabilities Easy Follow Plans & Inst Fast Assembly Minimum Parts Symmetrical Airfoil Can Flown IMAA Events Tech Specialties Mini Elite Rotor Head As mentioned last month Bill Curtis Tech Specialties sent new Mini-Elite rotor heads try out recall GMP originally going produce 30-size head plans side tracked &MPs demise Bill Curtis Tech Specialties jumped decided improve original design go ahead manufacture head received shown photographs accompanying article As can see Mini-Elite head highest quality entire unit made metalmainly aluminum head features underslung flybar single axle 0-ring-style individual dampeners blade holders ball raced mixer arms flybar support seesaw basic design geometry similar X-Cell Champion GMP Elite As mentioned before Tech Specialties head available two versions Hirobo Shuttle Kyosho Concept used opportunity testing head update older Shuttles basically brought original ships up standard addition head rotor blades chose pair fiberglass Mini-45s available Vortex RC also used pair K&S tail rotor blades still have Shuttle ZX tested Super Seven last month used comparison new machine Before started testing made two changes get rid ball riveted flybar arm have balls come loose before Shuttle change ball carefully file rivet flange inside arm until rivet falls off replace uses 2-mm screw attaching other change made use two nuts space ball /s toward main shaft enabled ball links function better angle greatly reduced drag spent several evenings local school yard playing new Shuttle really like Its bit responsive Conunued page 129 AUTOMATIC FAST FIEIJ HARGER * EASY TO BUILD* CHEAP* AUTOMATIC SHUTOFF LM31 Vout .Z12VOLTS5Kohm IN1STURNPOT AOJ vrn 1/4W Vout 150 ohm 1/4W -12VOW t- Modified schematic automatic fast field charger Use No 67 12-volt automotive bulb switch 150-ohm 2700-ohm resisters great-working low-cost unit April 1992 67 easiest landing airplane Ive ever flowni RC Helicopters/Jolly Continued page 67 ZX seems auto lot better Could Mini 45 rotor blades weigh 120 grams CG corrected As Mini-Elite head functions superbly performs well hover shows no tendency hunt flutter during hard pull-outs Since blade arms 1/4 aluminum theres virtually no way have blades go out track like head recommend wholeheartedly have also flown Tech Specialties head Concept 30 too performed well machine noticeable improvement stabilityparticularly wind fact Concept got whole new personality head change Mini-Elite head available Tech Specialties 218 Vernon Road Greenville Pennsylvania 16125 phone 412/5881335 havent dealt Tech Specialties before drop line get product listing can provide useful after-market items including blades canopies hardware also have incredible stock GMP parts understand Tech Specialties Phoenix now available Ill give report soon possible OS 32 Modification Recently friend Tony Davis OCRC told modified OS 32 50 could get power Tony found could take OS 4D carburetor used OS 46 turn down slightly about 0 15 would fit 0S 32 4D carburetor has significantly larger throat stock OS 32 carburetor Tony enthusiastic difference made TSK 5 Star try myself found modification easy requiring about ten minutes lathe work engine definitely puts out power doesnt seem suffer fuel draw needle adjustment problems recommend muffler pressure maximum consistency use header tank mounted close carb need little power 30-size rocket ship might give Tonys idea try Rotary Wing Modeler As probably know new US magazine dedicated RC Helis magazine Rotary Wing Modeler edited well-known-flier personality Mike Mas Mike has game just about long anybody seems serious about doing good job Besides providing articles setup reviews products Rotary Wing Modeler will also act voice IRCHA youd like subscribe contact Rotary Wing Modeler PO Box 420 Manalapon New Jersey 07726 Electric Helicopters Im interested readers larger Electric RC Helicopters know least two 40size machines flown Keystone year working larger machine would like share some findings with MA readers please drop letter possible Id like include findings future column Im working Heim conversion Astro 60 28 cells Ill let know comes out 66th National Championships know seems like just yesterday read Nationals report its getting time already start making plans summer Nationals year will held June 20-29 Westover Air Force Base Chicopee Massachusetts Helicopter will flown Saturday June 20th through Tuesday June 23rd Deadline advance entry May 22nd Contact AMA Headquarters entry forms additional information See about wraps up month hope youre getting some flying time Ive just finished Kalt Baron Alpha II plan let know what think next month BCNU responding advertisers mention read about Model Aviation April 1992 129 U thru 12 FEATURES SUSPENDED ELECTROLYTE CYCLE FLOAT OPTIONS DISCHARGE RATE LEAK PROOF NO POLARITY CHANGE ACT RUGGED EXTENDED SHELF LIFE EASY HANDLING 0