Radio Control E lectrics Bob Kopski FIELD TESTS June 1986 columns Electric rules suggestions have taken place recent weekends First caine Capital Area Soaring Association CASA Electric Contest June 7-8 Sugarland Sod Farm Maryland Tom Dickey Gaithersburg MD gave rundown weekends activities meet combined Two-Meter Electric event nine Electrics Saturday 13 Sunday Except absence graduated landing element Electrics flew same tasks Sailplanes total six flights rounds per day charge allowed set three flights Saturday task seven minutes launch first ground touch point per second deducted above below 420- second target time Sunday task consisted two rounds five-minute flights two rounds six minutes two rounds seven minutes Tom reports went well no problems complaints plane im poundthe latter used assure one-charge integrity Since intent rules suggestions accommodate plane power system first-ever AMA Electric rules think its interesting review results Saturday 1 Bill Meleske flew Astro Challenger geared cobalt 15 ten 800 mAli cells used On/Off switch homebuilt folder giving about four-minute total motor run 2 Tom Dickey flew Ultra 4 cobalt 15 On/Off switch H Myer folder ten 800 mAh cells combination allowed about four-minute motor run also 3 Skip Schow flew modified Etude used two-meter wing think Tower Hobbies motor six 1200 mAh cells about sixminute run time Hobby Horn folder Sunday 1 tie Tom Dickey same above 1 tie Woody Blanchard flying original 100in Cutawacka used Adams speed control Hobby Lobby motor/belt drive Hobby Horn folder seven-cell 1200 mAh pack ran forever 3 Skip Schow same above tie settled later time pistols 100 paces think Two weeks later June 2 1-22 Daniel Boone Silent Flyers Reading PA held first annual Electric meet using same basic format minor exceptions day saw six rounds flying charge-up per three flights seven-minute task flights Sunday saw added bonus 25 points 52 Model Aviation Howard Crash Evanson 770 Wells St St Paul MN 55106 fleet Electrics bulltthls Incrediblevarlety little overayear Wecount 13 motors showing goodness knows Ni-Cd cells hidden planesi wooay uiancnaras originai uutawacka Its 100-in wing uses Eppler2l 1 airfoil section Weight about 31/2 lb Although has flown number different power systems Woody opinion system doesnt matter much pilot skill know dont have leave stan dard chargerclipsLonyOurchargerleads can replace variety easily availableclipswhichcafl gripthecarbattery post/clamp much better New power-wiring Electric connectors Sermos R/C Snap Connectors Cedar Cor ners Sta Box 16787 Stamford CT 06905 newAstro DC/DC SuperCharger cap very impressive plastic housings able charging virtually battery youre snap together make multiple-conductor likely want use Electric Claimed connectors Power wires solder metal tochargeupto2acellsatacurrentOfuPtO contacts snap housings 45 amps Compact quiet too. flight landing specified mowed area opportunity participate sol can give firsthand report Saturday 10 registrations Sunday 12 both days offered beautiful weather plane impound worked hitch complaint Like CASA meet participants obvi ously skilled Soaring pilots basic tone meet reflected Heres meet ended Saturday Perfect score 2520 2511 2303 2298 2286 2254 1791 1 Bill Meleske 2 Terry Luckenback 3 Carl Luft 4 Tom Dickey 5 Bob Kopski 6 Albert Basualdo Sunday Perfect score 2670 1 Bill Meleske2667 2 Terry Luckenback2665 * 3 Tom Dickey2665 * 4 Bob Kopski2657 5 Ken Stinson2579 5 Albert Basualdo2434 * tie broken graduated landing task Terry victor some stories First Sailplane guys great bunchvery casual very friendly very helpful Thats name appears lists aboveseveral top competitors coached in-flight coached others well aim skilled Sailplane swear gliding types can see lift smell Maybe its hear Anyway Im completely convinced skill some good luckand basic plane power system make winners dont have full details ail aircraft Bill Tom used same planes CASA used four-year-old original Spectra Soar equipped cobalt 15 turning 8 x 6 nylon eight 1200 mAh cells Adams power control weighs 45 oz 12 oz/ sq ft wing loading power system has about 3minute run Ken Stinson used personaiized 34-oz Spec tra Sport 50-in wing homemade cobait motor 7 x 6 direct-drive nylon prop seven 1200 mAh cells total run time 4 mm plane out-climbed ail others Like myself Ken got some coaching too own perspective Im satisfied Bill Meleske Spectra Challengertwo widely differing planesthe results would same Skill lack bad luck make winners Im now convinced one-charge approach very workable very accommodating wide range models power systemsa simple rule everyone can live initially Best motors batteries used reasonable operating condi tions enormous currents encour aged limited-motor-run rulesthe very costly kind thing helps discourage initial Electric participation can see meets added some personaiity basic rules proposal namely precision landing timing task favored Soaring typesillus trating flexibility approach very interesting observe othersand personally experience tough decision sociated temptation apply power during low- nolift timesknowing battery reserve needed subsequent flights Continued page 142 TIGER TAIL 45 DELUX ALL MISA KIT An new Tiger Tail 120 four strokes Designed especially F3A Turn aound competition balsa kit machined wood parts Hardware package includes plug-in adjustable stab parts new wing mounts Wing Span 72 inLength 60 Wing Area 860 sq inWeight 8 lb Complete Delux Kit$15995 COMBO DEAL-Tiger Tail 45 Enyal20R$3950O PUI64N ADJISTAULI STAR KIT last hon can optimize stab incidence best flight chardaenstics pair glass filled nylon adjusters included proiide nncro screw adjustment smaller frost tube Main tube aluminum matching phenolic socket S695 GP NEWI WINS MOWIlING SD wing mounting system dezeloped Ron chidge1i fast neat accurate stays tight Three nylon brackets scress machined ming blocks included $595 See Your Dealer Order DIrect Include $1 50 Per Item UPS GATOR R/C PRODUCTS 3713 Pompano Drwe 0 Pensacola FL 325140 Phone 904 47&8639 Bought Colored Fuel Line YOU DEFINITELY PAID TOO MUCH Pay Fancy Colors7 FUEL FITTING SIZE ON ENGINE OETERMINE5 REQUIRED TUBING DIAMETER EXTRA LARGE 112$ ID -250 001 5H-A1R 2 Fl FKG $135 SN-RAt 25 FT ROLL$1325 LARGE 092 ID- 187 OD SH-290 1 FT FKG$ 85 SN-646 2 FT PKG511$ 5H-291 25 FT ROLL$1295 MEDIUM 062 10 -156 00 55-2851 FT PEGS 80 SH-A452 FT PEG5110 5H-28925FTROLL$1195 See dealer first evegiabie order dIrect Call 800-247-5008 toil free orders Latest Catalog $300 SIG MANUFACTURING CO INCMontezuma IA 50171 r Capacitive Discharge Ignition CH Electronics Breokerless CD Ignifion System con installed engine 15 large chainsaw type new 90 15 two four stroke engines ore perfect converting CH Ignition system ore new kits plons airplanes lust becoming ovailable ore perfect size engine Four stroke engines beaUtiful ign Detonation death four stroke enginewhen control engine timing can stop detonation makes engine run much cooler develops power-plus no kickback & very low idle CH system used engine expertsMaynard Hill George Aidridge Doran Hiatt Cliff Bennett Otto Bernhart Maynard Hill used CH system last two world records Available two four stroke engines single twin cylinder Throttle Coupled Spark Advance kits available popular engines Custom engine set-up available Call write price quote Now IETC1 electronic timing control information brochure price list send $1 OOto Box 1732 Riverton WY 82501 CH Electronics Phone 307-857-6897 October 1986 53 Heat-Proof will melt resting directly hottest part running model engine * Wont Harden Fuel WEE Resistant cuts TearsNOT FOR GASOLINE Sig first introduce s cone tue ne tubing model aviation market way back 1964 premium tubing still comes its original natural white color Some competitors would have believe ad ding blue red yellow dye tubing charging higher price makes product better dont believe Sigs original silicone fuel tubing has important characteristics need quality fuel line None Better Any Price OR COLOR New GATOR Id consider would mounting undercarriage onto trunnion blocks means nylon straps facilitates its removal straightening Out inevitable unwanted bends Perhaps nose frame should filled sheet plywood filler used between trunnions bottom No balance point shown drawings typical kits era Id start flying CG about 40% back leading edge wing should ensure plane will stable docile flier thermal flying going primary function plane Id likely try 50% location CG knowing full well model would bit squirrelly touchy control power-on phase Id likely use 40 four-stroker 25 twocycle run large-diameter prop set control deflections about up down inch left right adjust liking model flown Since wife dope fumes mortal enemies Id MonoKote model although silk-and-dope would really nice would certainly durable long run Finally Id go out fly Buccaneer Stan dard strictly fun benevolent smile face whenever screaming Schnuerle powered Playboy went tearing theyre having fun Im having fun everyone having funand can beat deal like Some final notes erred recently explain ing CH electronic ignition system legal SAM events hooked up make-or-break ignition points using Hall-effect sensor Joe Klaus Kustom Kraftsmanship see ad issue kitting terrific Texaco Playboy Bill Schmidt development kit wood die cut Sal Mike Taibi very highest quality Density wood parts tailored use drawings packaging highest quality wanting Texaco plane capable beating best well-advised check limited-production kit Silk number pretty colors well black-and-white checkerboard available Model Covering Co 2320 Ocean Parkway Brooklyn NY 11223 Ive seen several models covered silk obvious high quality very reasonable prices Dont forget Sig now sells nitrate clear dope ideal use abovementioned silk Dee B Mathews 909 Maize Rd Townhouse 734 Wichita KS 87212 RC Electrics/Kopski Continued page 53 such overheard conversations Should add cell think Ill try 800s next time Decisions decisions oh fun deci sions Now just did read before note Sixth place day went very hard-working nervous young ladit first contest Albert Basualdo Phila delphia first saw Electric 84 KRC Electric Fly returned 85 meet first plane did have some bad luck meet electrified Oly 650 incurring some damage least two landing tasks reason Im much favor such tasks Sailplane folks worked hard long some hands-on help father encouragement competitors completed on-field repairs completed flights Nice performance Albert Electrical connections particularly impor tant hobby Receiver servo connectors must very reliableradio control depends speciality interest Electric power connectors charger battery motor systems must reliable very low contact resistance latter require ment driven very large currents associ ated power equipmentthousands times greater idle current typical receiver thats reason two months photos never could understand motorbattery chargers come equipped such tiny alligator clips Typically small clips intended attach auto battery terminals illustrated standard replacement auto battery cable clamp photo often very difficult task clip lead left popular charger often just doesnt open wide enough grip hard enough some battery posts three other clips photo much better options larger clips available Radio Shack and/or auto stores much better clamping onto typical auto battery clamp experiencing hard time getting tiny clip teeth get solid bite good ol car battery post suggest purchase replacement clips such illus trated substitute ones charger Just sure retain identity positive negative polarities involved sug gest solder charger wires new clips assure larger clips much better purpose Happy charging Continued page 150 ATT-CHEIC7 ON-Board Battery Tester Saves Time. Saves Models ATT-CHEK RX-1 $1495 e USA NEW Install RC Models Check receiver battery status press button Small Light 1/2 oz Precise Rugged ORDER TODAY dealer Protune Corp 9141 462-6452 PO Box 1808 Poughkeepaie NY 12601 142 Model Aviation PRESENTING FL INGER THE ULTIMATE SMALL SAILPLANE HANDLAUNCH HI-STARTorSLOPE WINGSPAN 57 WEIGHT l2oz MACHINE CUT PARTS DEALERS&DIST INQUIRIES INVITEDFLINGER LJMP 110 $2995 ELECTRA L ITE-ICARUS-PANTERA- METEOR-ELECTRICUS-WHISTLER PR ELUDE-COMET LARRY JOLLY MODEL PRODUCTS 5501 W COMO SANTA ANA CALIFORNIA 92703 714 826 6861 ATTENTION SERVICE CENTERS OS SUPERTIGRE IRVINE REPAIR PARTS PROGRAM NOW AVAILABLE Hobby Services pleased infroduce new repair parts program com mercial repair stations servicing OS SuperTigre Irvine engines offer good discounts fast turn-around high fill rates information please write HOBBY SERVICES PO Box 4021 Champaign IL 61821 T3 Ga MfM 857 HIgh Mmtalai Rd North Haledon NJ 07508 02014273845 RC Electrics/Kopski Continued page 142 Next John Sermos Cedar Corners Station Box 16787 Stamford CT 06905 once casual curious visitor KRC Electric Fly 1983 think came see what Electric stuff about following year returned two planes last year returned fully equipped videoand did ever tape friends has coast coast places between hearing about Texas just two weeks after last years meet Anyway John has recently started business serving modeler potentially super connector system Electrics have several connector sets going next Electric project Meanwhile yet having used Ill confine some static description silver-plated plastic-housed connectors manufactured Anderson Power Products rated 30 amps 600 volts thats about 545 cells single-conductor colorcoordinated assemblies However single connectors stackableso can gang up want connectors hermaphroditicwhich means neither male nor female both connect other com bination Now just imagine easy Electric installa tions would become battery speed control switch assembly motor came outfitted such connectors As stands now hardly anything connects anything else outside given product line personally would favor encourage such standardization Johns connectors possible candidates such wiring promiscuity John very enthusiastic about product looking feedback users might want give try next Electric project Cost $3 pair four conduc tors worth Assembly requires soldering Also total interconnection interchangeability accidentsplugging right thing wrong placeare easy imagine cautious new charger shown photos Its Astro Flights Stock No 102 DC/DC Super Charger lists $9995 Ive just recently obtained have yet fully evaluated meantime can tell product basically smoothlyadjustable DC-to-DC voltage converter can set charge 28 cells two ranges up 45 amps car battery quiet operation has built-in 15-minute timer current meter external voltmeter jacks trickle-charge indicator fuse range switch could benefit having large clips instead usual small ones automatic personally prefer way Anyway Ill have later column after Ive chance use hobby has long needed such versatile reasonably-priced product opens door much wider variety cell counts easily charged used Ive long felt Electric has somewhat stifled six- seven-cell pack easily charged 12-volt battery Its reason very popular columns May June 1985 wherein described alternate approach charging larger packs Prolific word can use describe Electric-model-builder Howard Crash Evan son St Paul MN Notonly does build fly lot Electric evidenced photos writes lot Letter after volumi nous letter veritable flood Electric dialog cant keep up winsgasp Crash tells nothing Electric Elation think column can claim some responsi bility ecstatic state word caution Crash others beware Elation overdose too easy come Electrically Thats friends Its another monthly pleasure Please direct comment question SASE please author Bob Kopski 25 West End Dr Lansdale PA 19446 YesI will get back Basic Electricity miniseries Its absence due fact theres just much write about RC Helicopters/Jolly Continued page 54 mounted will necessary remove approximately -in material top frames new-style bearing block will fit 2 Assemble upper bearing block adjust able elevator ring elevator control ring assembly bolted side frame file frame elevator control ring can move fore aft hitting frame necessary remove lot material rear frame little will have taken front 3Extend slot frame collec tive assembly runs removing approximately Y16-in material top bottom 150 Model Aviation inwm 31 $329M 34 *3MM 37-*4MM 4214MM Inc1uduBhIIng&Hanag Roush LaserKitted byT CiAll Engines Complete L7-UiSa4a-gIi *241K HARDWARE Kit *30 extraNothing Extra Buy g gggggh Features Customized newest Qeranmn eugbes set frem Parts Mumw t tIng flake awe Tap Smoke Caulxxetgr Linkage Ignition CII Electronics Ignition Pack ty SwItch Hub ator Spk PIge Wuranty Fmdiy Pwte end Workntenshlp DO YOU HATE TO INSTALL HINGES st exciting product introduced R/C Field * Reflects its name easy hinges install Single Slot Few Drops C/A Glue Gouging Pinning Hinge Pins worry about / * Dont let small size fool theyre Incredibly Strong * Virtually Indestructible Designed 1/2 Thru Giant Scale * Demonstrated major RC Model Shows * Available Hobby Dealer 24 EASY HINGEE $295 LAKEZd ede 137 N Pacific St Suite DSan Marcos Ca 92069 PINeS Ar 5140K SONINSSO postege peid withie USA N J residents add 6% soles tee RFM Design Research PB BOX 2393 VINCENTOWN NJ 08088
Edition: Model Aviation - 1986/10
Page Numbers: 52, 53, 142, 150
Radio Control E lectrics Bob Kopski FIELD TESTS June 1986 columns Electric rules suggestions have taken place recent weekends First caine Capital Area Soaring Association CASA Electric Contest June 7-8 Sugarland Sod Farm Maryland Tom Dickey Gaithersburg MD gave rundown weekends activities meet combined Two-Meter Electric event nine Electrics Saturday 13 Sunday Except absence graduated landing element Electrics flew same tasks Sailplanes total six flights rounds per day charge allowed set three flights Saturday task seven minutes launch first ground touch point per second deducted above below 420- second target time Sunday task consisted two rounds five-minute flights two rounds six minutes two rounds seven minutes Tom reports went well no problems complaints plane im poundthe latter used assure one-charge integrity Since intent rules suggestions accommodate plane power system first-ever AMA Electric rules think its interesting review results Saturday 1 Bill Meleske flew Astro Challenger geared cobalt 15 ten 800 mAli cells used On/Off switch homebuilt folder giving about four-minute total motor run 2 Tom Dickey flew Ultra 4 cobalt 15 On/Off switch H Myer folder ten 800 mAh cells combination allowed about four-minute motor run also 3 Skip Schow flew modified Etude used two-meter wing think Tower Hobbies motor six 1200 mAh cells about sixminute run time Hobby Horn folder Sunday 1 tie Tom Dickey same above 1 tie Woody Blanchard flying original 100in Cutawacka used Adams speed control Hobby Lobby motor/belt drive Hobby Horn folder seven-cell 1200 mAh pack ran forever 3 Skip Schow same above tie settled later time pistols 100 paces think Two weeks later June 2 1-22 Daniel Boone Silent Flyers Reading PA held first annual Electric meet using same basic format minor exceptions day saw six rounds flying charge-up per three flights seven-minute task flights Sunday saw added bonus 25 points 52 Model Aviation Howard Crash Evanson 770 Wells St St Paul MN 55106 fleet Electrics bulltthls Incrediblevarlety little overayear Wecount 13 motors showing goodness knows Ni-Cd cells hidden planesi wooay uiancnaras originai uutawacka Its 100-in wing uses Eppler2l 1 airfoil section Weight about 31/2 lb Although has flown number different power systems Woody opinion system doesnt matter much pilot skill know dont have leave stan dard chargerclipsLonyOurchargerleads can replace variety easily availableclipswhichcafl gripthecarbattery post/clamp much better New power-wiring Electric connectors Sermos R/C Snap Connectors Cedar Cor ners Sta Box 16787 Stamford CT 06905 newAstro DC/DC SuperCharger cap very impressive plastic housings able charging virtually battery youre snap together make multiple-conductor likely want use Electric Claimed connectors Power wires solder metal tochargeupto2acellsatacurrentOfuPtO contacts snap housings 45 amps Compact quiet too. flight landing specified mowed area opportunity participate sol can give firsthand report Saturday 10 registrations Sunday 12 both days offered beautiful weather plane impound worked hitch complaint Like CASA meet participants obvi ously skilled Soaring pilots basic tone meet reflected Heres meet ended Saturday Perfect score 2520 2511 2303 2298 2286 2254 1791 1 Bill Meleske 2 Terry Luckenback 3 Carl Luft 4 Tom Dickey 5 Bob Kopski 6 Albert Basualdo Sunday Perfect score 2670 1 Bill Meleske2667 2 Terry Luckenback2665 * 3 Tom Dickey2665 * 4 Bob Kopski2657 5 Ken Stinson2579 5 Albert Basualdo2434 * tie broken graduated landing task Terry victor some stories First Sailplane guys great bunchvery casual very friendly very helpful Thats name appears lists aboveseveral top competitors coached in-flight coached others well aim skilled Sailplane swear gliding types can see lift smell Maybe its hear Anyway Im completely convinced skill some good luckand basic plane power system make winners dont have full details ail aircraft Bill Tom used same planes CASA used four-year-old original Spectra Soar equipped cobalt 15 turning 8 x 6 nylon eight 1200 mAh cells Adams power control weighs 45 oz 12 oz/ sq ft wing loading power system has about 3minute run Ken Stinson used personaiized 34-oz Spec tra Sport 50-in wing homemade cobait motor 7 x 6 direct-drive nylon prop seven 1200 mAh cells total run time 4 mm plane out-climbed ail others Like myself Ken got some coaching too own perspective Im satisfied Bill Meleske Spectra Challengertwo widely differing planesthe results would same Skill lack bad luck make winners Im now convinced one-charge approach very workable very accommodating wide range models power systemsa simple rule everyone can live initially Best motors batteries used reasonable operating condi tions enormous currents encour aged limited-motor-run rulesthe very costly kind thing helps discourage initial Electric participation can see meets added some personaiity basic rules proposal namely precision landing timing task favored Soaring typesillus trating flexibility approach very interesting observe othersand personally experience tough decision sociated temptation apply power during low- nolift timesknowing battery reserve needed subsequent flights Continued page 142 TIGER TAIL 45 DELUX ALL MISA KIT An new Tiger Tail 120 four strokes Designed especially F3A Turn aound competition balsa kit machined wood parts Hardware package includes plug-in adjustable stab parts new wing mounts Wing Span 72 inLength 60 Wing Area 860 sq inWeight 8 lb Complete Delux Kit$15995 COMBO DEAL-Tiger Tail 45 Enyal20R$3950O PUI64N ADJISTAULI STAR KIT last hon can optimize stab incidence best flight chardaenstics pair glass filled nylon adjusters included proiide nncro screw adjustment smaller frost tube Main tube aluminum matching phenolic socket S695 GP NEWI WINS MOWIlING SD wing mounting system dezeloped Ron chidge1i fast neat accurate stays tight Three nylon brackets scress machined ming blocks included $595 See Your Dealer Order DIrect Include $1 50 Per Item UPS GATOR R/C PRODUCTS 3713 Pompano Drwe 0 Pensacola FL 325140 Phone 904 47&8639 Bought Colored Fuel Line YOU DEFINITELY PAID TOO MUCH Pay Fancy Colors7 FUEL FITTING SIZE ON ENGINE OETERMINE5 REQUIRED TUBING DIAMETER EXTRA LARGE 112$ ID -250 001 5H-A1R 2 Fl FKG $135 SN-RAt 25 FT ROLL$1325 LARGE 092 ID- 187 OD SH-290 1 FT FKG$ 85 SN-646 2 FT PKG511$ 5H-291 25 FT ROLL$1295 MEDIUM 062 10 -156 00 55-2851 FT PEGS 80 SH-A452 FT PEG5110 5H-28925FTROLL$1195 See dealer first evegiabie order dIrect Call 800-247-5008 toil free orders Latest Catalog $300 SIG MANUFACTURING CO INCMontezuma IA 50171 r Capacitive Discharge Ignition CH Electronics Breokerless CD Ignifion System con installed engine 15 large chainsaw type new 90 15 two four stroke engines ore perfect converting CH Ignition system ore new kits plons airplanes lust becoming ovailable ore perfect size engine Four stroke engines beaUtiful ign Detonation death four stroke enginewhen control engine timing can stop detonation makes engine run much cooler develops power-plus no kickback & very low idle CH system used engine expertsMaynard Hill George Aidridge Doran Hiatt Cliff Bennett Otto Bernhart Maynard Hill used CH system last two world records Available two four stroke engines single twin cylinder Throttle Coupled Spark Advance kits available popular engines Custom engine set-up available Call write price quote Now IETC1 electronic timing control information brochure price list send $1 OOto Box 1732 Riverton WY 82501 CH Electronics Phone 307-857-6897 October 1986 53 Heat-Proof will melt resting directly hottest part running model engine * Wont Harden Fuel WEE Resistant cuts TearsNOT FOR GASOLINE Sig first introduce s cone tue ne tubing model aviation market way back 1964 premium tubing still comes its original natural white color Some competitors would have believe ad ding blue red yellow dye tubing charging higher price makes product better dont believe Sigs original silicone fuel tubing has important characteristics need quality fuel line None Better Any Price OR COLOR New GATOR Id consider would mounting undercarriage onto trunnion blocks means nylon straps facilitates its removal straightening Out inevitable unwanted bends Perhaps nose frame should filled sheet plywood filler used between trunnions bottom No balance point shown drawings typical kits era Id start flying CG about 40% back leading edge wing should ensure plane will stable docile flier thermal flying going primary function plane Id likely try 50% location CG knowing full well model would bit squirrelly touchy control power-on phase Id likely use 40 four-stroker 25 twocycle run large-diameter prop set control deflections about up down inch left right adjust liking model flown Since wife dope fumes mortal enemies Id MonoKote model although silk-and-dope would really nice would certainly durable long run Finally Id go out fly Buccaneer Stan dard strictly fun benevolent smile face whenever screaming Schnuerle powered Playboy went tearing theyre having fun Im having fun everyone having funand can beat deal like Some final notes erred recently explain ing CH electronic ignition system legal SAM events hooked up make-or-break ignition points using Hall-effect sensor Joe Klaus Kustom Kraftsmanship see ad issue kitting terrific Texaco Playboy Bill Schmidt development kit wood die cut Sal Mike Taibi very highest quality Density wood parts tailored use drawings packaging highest quality wanting Texaco plane capable beating best well-advised check limited-production kit Silk number pretty colors well black-and-white checkerboard available Model Covering Co 2320 Ocean Parkway Brooklyn NY 11223 Ive seen several models covered silk obvious high quality very reasonable prices Dont forget Sig now sells nitrate clear dope ideal use abovementioned silk Dee B Mathews 909 Maize Rd Townhouse 734 Wichita KS 87212 RC Electrics/Kopski Continued page 53 such overheard conversations Should add cell think Ill try 800s next time Decisions decisions oh fun deci sions Now just did read before note Sixth place day went very hard-working nervous young ladit first contest Albert Basualdo Phila delphia first saw Electric 84 KRC Electric Fly returned 85 meet first plane did have some bad luck meet electrified Oly 650 incurring some damage least two landing tasks reason Im much favor such tasks Sailplane folks worked hard long some hands-on help father encouragement competitors completed on-field repairs completed flights Nice performance Albert Electrical connections particularly impor tant hobby Receiver servo connectors must very reliableradio control depends speciality interest Electric power connectors charger battery motor systems must reliable very low contact resistance latter require ment driven very large currents associ ated power equipmentthousands times greater idle current typical receiver thats reason two months photos never could understand motorbattery chargers come equipped such tiny alligator clips Typically small clips intended attach auto battery terminals illustrated standard replacement auto battery cable clamp photo often very difficult task clip lead left popular charger often just doesnt open wide enough grip hard enough some battery posts three other clips photo much better options larger clips available Radio Shack and/or auto stores much better clamping onto typical auto battery clamp experiencing hard time getting tiny clip teeth get solid bite good ol car battery post suggest purchase replacement clips such illus trated substitute ones charger Just sure retain identity positive negative polarities involved sug gest solder charger wires new clips assure larger clips much better purpose Happy charging Continued page 150 ATT-CHEIC7 ON-Board Battery Tester Saves Time. Saves Models ATT-CHEK RX-1 $1495 e USA NEW Install RC Models Check receiver battery status press button Small Light 1/2 oz Precise Rugged ORDER TODAY dealer Protune Corp 9141 462-6452 PO Box 1808 Poughkeepaie NY 12601 142 Model Aviation PRESENTING FL INGER THE ULTIMATE SMALL SAILPLANE HANDLAUNCH HI-STARTorSLOPE WINGSPAN 57 WEIGHT l2oz MACHINE CUT PARTS DEALERS&DIST INQUIRIES INVITEDFLINGER LJMP 110 $2995 ELECTRA L ITE-ICARUS-PANTERA- METEOR-ELECTRICUS-WHISTLER PR ELUDE-COMET LARRY JOLLY MODEL PRODUCTS 5501 W COMO SANTA ANA CALIFORNIA 92703 714 826 6861 ATTENTION SERVICE CENTERS OS SUPERTIGRE IRVINE REPAIR PARTS PROGRAM NOW AVAILABLE Hobby Services pleased infroduce new repair parts program com mercial repair stations servicing OS SuperTigre Irvine engines offer good discounts fast turn-around high fill rates information please write HOBBY SERVICES PO Box 4021 Champaign IL 61821 T3 Ga MfM 857 HIgh Mmtalai Rd North Haledon NJ 07508 02014273845 RC Electrics/Kopski Continued page 142 Next John Sermos Cedar Corners Station Box 16787 Stamford CT 06905 once casual curious visitor KRC Electric Fly 1983 think came see what Electric stuff about following year returned two planes last year returned fully equipped videoand did ever tape friends has coast coast places between hearing about Texas just two weeks after last years meet Anyway John has recently started business serving modeler potentially super connector system Electrics have several connector sets going next Electric project Meanwhile yet having used Ill confine some static description silver-plated plastic-housed connectors manufactured Anderson Power Products rated 30 amps 600 volts thats about 545 cells single-conductor colorcoordinated assemblies However single connectors stackableso can gang up want connectors hermaphroditicwhich means neither male nor female both connect other com bination Now just imagine easy Electric installa tions would become battery speed control switch assembly motor came outfitted such connectors As stands now hardly anything connects anything else outside given product line personally would favor encourage such standardization Johns connectors possible candidates such wiring promiscuity John very enthusiastic about product looking feedback users might want give try next Electric project Cost $3 pair four conduc tors worth Assembly requires soldering Also total interconnection interchangeability accidentsplugging right thing wrong placeare easy imagine cautious new charger shown photos Its Astro Flights Stock No 102 DC/DC Super Charger lists $9995 Ive just recently obtained have yet fully evaluated meantime can tell product basically smoothlyadjustable DC-to-DC voltage converter can set charge 28 cells two ranges up 45 amps car battery quiet operation has built-in 15-minute timer current meter external voltmeter jacks trickle-charge indicator fuse range switch could benefit having large clips instead usual small ones automatic personally prefer way Anyway Ill have later column after Ive chance use hobby has long needed such versatile reasonably-priced product opens door much wider variety cell counts easily charged used Ive long felt Electric has somewhat stifled six- seven-cell pack easily charged 12-volt battery Its reason very popular columns May June 1985 wherein described alternate approach charging larger packs Prolific word can use describe Electric-model-builder Howard Crash Evan son St Paul MN Notonly does build fly lot Electric evidenced photos writes lot Letter after volumi nous letter veritable flood Electric dialog cant keep up winsgasp Crash tells nothing Electric Elation think column can claim some responsi bility ecstatic state word caution Crash others beware Elation overdose too easy come Electrically Thats friends Its another monthly pleasure Please direct comment question SASE please author Bob Kopski 25 West End Dr Lansdale PA 19446 YesI will get back Basic Electricity miniseries Its absence due fact theres just much write about RC Helicopters/Jolly Continued page 54 mounted will necessary remove approximately -in material top frames new-style bearing block will fit 2 Assemble upper bearing block adjust able elevator ring elevator control ring assembly bolted side frame file frame elevator control ring can move fore aft hitting frame necessary remove lot material rear frame little will have taken front 3Extend slot frame collec tive assembly runs removing approximately Y16-in material top bottom 150 Model Aviation inwm 31 $329M 34 *3MM 37-*4MM 4214MM Inc1uduBhIIng&Hanag Roush LaserKitted byT CiAll Engines Complete L7-UiSa4a-gIi *241K HARDWARE Kit *30 extraNothing Extra Buy g gggggh Features Customized newest Qeranmn eugbes set frem Parts Mumw t tIng flake awe Tap Smoke Caulxxetgr Linkage Ignition CII Electronics Ignition Pack ty SwItch Hub ator Spk PIge Wuranty Fmdiy Pwte end Workntenshlp DO YOU HATE TO INSTALL HINGES st exciting product introduced R/C Field * Reflects its name easy hinges install Single Slot Few Drops C/A Glue Gouging Pinning Hinge Pins worry about / * Dont let small size fool theyre Incredibly Strong * Virtually Indestructible Designed 1/2 Thru Giant Scale * Demonstrated major RC Model Shows * Available Hobby Dealer 24 EASY HINGEE $295 LAKEZd ede 137 N Pacific St Suite DSan Marcos Ca 92069 PINeS Ar 5140K SONINSSO postege peid withie USA N J residents add 6% soles tee RFM Design Research PB BOX 2393 VINCENTOWN NJ 08088
Edition: Model Aviation - 1986/10
Page Numbers: 52, 53, 142, 150
Radio Control E lectrics Bob Kopski FIELD TESTS June 1986 columns Electric rules suggestions have taken place recent weekends First caine Capital Area Soaring Association CASA Electric Contest June 7-8 Sugarland Sod Farm Maryland Tom Dickey Gaithersburg MD gave rundown weekends activities meet combined Two-Meter Electric event nine Electrics Saturday 13 Sunday Except absence graduated landing element Electrics flew same tasks Sailplanes total six flights rounds per day charge allowed set three flights Saturday task seven minutes launch first ground touch point per second deducted above below 420- second target time Sunday task consisted two rounds five-minute flights two rounds six minutes two rounds seven minutes Tom reports went well no problems complaints plane im poundthe latter used assure one-charge integrity Since intent rules suggestions accommodate plane power system first-ever AMA Electric rules think its interesting review results Saturday 1 Bill Meleske flew Astro Challenger geared cobalt 15 ten 800 mAli cells used On/Off switch homebuilt folder giving about four-minute total motor run 2 Tom Dickey flew Ultra 4 cobalt 15 On/Off switch H Myer folder ten 800 mAh cells combination allowed about four-minute motor run also 3 Skip Schow flew modified Etude used two-meter wing think Tower Hobbies motor six 1200 mAh cells about sixminute run time Hobby Horn folder Sunday 1 tie Tom Dickey same above 1 tie Woody Blanchard flying original 100in Cutawacka used Adams speed control Hobby Lobby motor/belt drive Hobby Horn folder seven-cell 1200 mAh pack ran forever 3 Skip Schow same above tie settled later time pistols 100 paces think Two weeks later June 2 1-22 Daniel Boone Silent Flyers Reading PA held first annual Electric meet using same basic format minor exceptions day saw six rounds flying charge-up per three flights seven-minute task flights Sunday saw added bonus 25 points 52 Model Aviation Howard Crash Evanson 770 Wells St St Paul MN 55106 fleet Electrics bulltthls Incrediblevarlety little overayear Wecount 13 motors showing goodness knows Ni-Cd cells hidden planesi wooay uiancnaras originai uutawacka Its 100-in wing uses Eppler2l 1 airfoil section Weight about 31/2 lb Although has flown number different power systems Woody opinion system doesnt matter much pilot skill know dont have leave stan dard chargerclipsLonyOurchargerleads can replace variety easily availableclipswhichcafl gripthecarbattery post/clamp much better New power-wiring Electric connectors Sermos R/C Snap Connectors Cedar Cor ners Sta Box 16787 Stamford CT 06905 newAstro DC/DC SuperCharger cap very impressive plastic housings able charging virtually battery youre snap together make multiple-conductor likely want use Electric Claimed connectors Power wires solder metal tochargeupto2acellsatacurrentOfuPtO contacts snap housings 45 amps Compact quiet too. flight landing specified mowed area opportunity participate sol can give firsthand report Saturday 10 registrations Sunday 12 both days offered beautiful weather plane impound worked hitch complaint Like CASA meet participants obvi ously skilled Soaring pilots basic tone meet reflected Heres meet ended Saturday Perfect score 2520 2511 2303 2298 2286 2254 1791 1 Bill Meleske 2 Terry Luckenback 3 Carl Luft 4 Tom Dickey 5 Bob Kopski 6 Albert Basualdo Sunday Perfect score 2670 1 Bill Meleske2667 2 Terry Luckenback2665 * 3 Tom Dickey2665 * 4 Bob Kopski2657 5 Ken Stinson2579 5 Albert Basualdo2434 * tie broken graduated landing task Terry victor some stories First Sailplane guys great bunchvery casual very friendly very helpful Thats name appears lists aboveseveral top competitors coached in-flight coached others well aim skilled Sailplane swear gliding types can see lift smell Maybe its hear Anyway Im completely convinced skill some good luckand basic plane power system make winners dont have full details ail aircraft Bill Tom used same planes CASA used four-year-old original Spectra Soar equipped cobalt 15 turning 8 x 6 nylon eight 1200 mAh cells Adams power control weighs 45 oz 12 oz/ sq ft wing loading power system has about 3minute run Ken Stinson used personaiized 34-oz Spec tra Sport 50-in wing homemade cobait motor 7 x 6 direct-drive nylon prop seven 1200 mAh cells total run time 4 mm plane out-climbed ail others Like myself Ken got some coaching too own perspective Im satisfied Bill Meleske Spectra Challengertwo widely differing planesthe results would same Skill lack bad luck make winners Im now convinced one-charge approach very workable very accommodating wide range models power systemsa simple rule everyone can live initially Best motors batteries used reasonable operating condi tions enormous currents encour aged limited-motor-run rulesthe very costly kind thing helps discourage initial Electric participation can see meets added some personaiity basic rules proposal namely precision landing timing task favored Soaring typesillus trating flexibility approach very interesting observe othersand personally experience tough decision sociated temptation apply power during low- nolift timesknowing battery reserve needed subsequent flights Continued page 142 TIGER TAIL 45 DELUX ALL MISA KIT An new Tiger Tail 120 four strokes Designed especially F3A Turn aound competition balsa kit machined wood parts Hardware package includes plug-in adjustable stab parts new wing mounts Wing Span 72 inLength 60 Wing Area 860 sq inWeight 8 lb Complete Delux Kit$15995 COMBO DEAL-Tiger Tail 45 Enyal20R$3950O PUI64N ADJISTAULI STAR KIT last hon can optimize stab incidence best flight chardaenstics pair glass filled nylon adjusters included proiide nncro screw adjustment smaller frost tube Main tube aluminum matching phenolic socket S695 GP NEWI WINS MOWIlING SD wing mounting system dezeloped Ron chidge1i fast neat accurate stays tight Three nylon brackets scress machined ming blocks included $595 See Your Dealer Order DIrect Include $1 50 Per Item UPS GATOR R/C PRODUCTS 3713 Pompano Drwe 0 Pensacola FL 325140 Phone 904 47&8639 Bought Colored Fuel Line YOU DEFINITELY PAID TOO MUCH Pay Fancy Colors7 FUEL FITTING SIZE ON ENGINE OETERMINE5 REQUIRED TUBING DIAMETER EXTRA LARGE 112$ ID -250 001 5H-A1R 2 Fl FKG $135 SN-RAt 25 FT ROLL$1325 LARGE 092 ID- 187 OD SH-290 1 FT FKG$ 85 SN-646 2 FT PKG511$ 5H-291 25 FT ROLL$1295 MEDIUM 062 10 -156 00 55-2851 FT PEGS 80 SH-A452 FT PEG5110 5H-28925FTROLL$1195 See dealer first evegiabie order dIrect Call 800-247-5008 toil free orders Latest Catalog $300 SIG MANUFACTURING CO INCMontezuma IA 50171 r Capacitive Discharge Ignition CH Electronics Breokerless CD Ignifion System con installed engine 15 large chainsaw type new 90 15 two four stroke engines ore perfect converting CH Ignition system ore new kits plons airplanes lust becoming ovailable ore perfect size engine Four stroke engines beaUtiful ign Detonation death four stroke enginewhen control engine timing can stop detonation makes engine run much cooler develops power-plus no kickback & very low idle CH system used engine expertsMaynard Hill George Aidridge Doran Hiatt Cliff Bennett Otto Bernhart Maynard Hill used CH system last two world records Available two four stroke engines single twin cylinder Throttle Coupled Spark Advance kits available popular engines Custom engine set-up available Call write price quote Now IETC1 electronic timing control information brochure price list send $1 OOto Box 1732 Riverton WY 82501 CH Electronics Phone 307-857-6897 October 1986 53 Heat-Proof will melt resting directly hottest part running model engine * Wont Harden Fuel WEE Resistant cuts TearsNOT FOR GASOLINE Sig first introduce s cone tue ne tubing model aviation market way back 1964 premium tubing still comes its original natural white color Some competitors would have believe ad ding blue red yellow dye tubing charging higher price makes product better dont believe Sigs original silicone fuel tubing has important characteristics need quality fuel line None Better Any Price OR COLOR New GATOR Id consider would mounting undercarriage onto trunnion blocks means nylon straps facilitates its removal straightening Out inevitable unwanted bends Perhaps nose frame should filled sheet plywood filler used between trunnions bottom No balance point shown drawings typical kits era Id start flying CG about 40% back leading edge wing should ensure plane will stable docile flier thermal flying going primary function plane Id likely try 50% location CG knowing full well model would bit squirrelly touchy control power-on phase Id likely use 40 four-stroker 25 twocycle run large-diameter prop set control deflections about up down inch left right adjust liking model flown Since wife dope fumes mortal enemies Id MonoKote model although silk-and-dope would really nice would certainly durable long run Finally Id go out fly Buccaneer Stan dard strictly fun benevolent smile face whenever screaming Schnuerle powered Playboy went tearing theyre having fun Im having fun everyone having funand can beat deal like Some final notes erred recently explain ing CH electronic ignition system legal SAM events hooked up make-or-break ignition points using Hall-effect sensor Joe Klaus Kustom Kraftsmanship see ad issue kitting terrific Texaco Playboy Bill Schmidt development kit wood die cut Sal Mike Taibi very highest quality Density wood parts tailored use drawings packaging highest quality wanting Texaco plane capable beating best well-advised check limited-production kit Silk number pretty colors well black-and-white checkerboard available Model Covering Co 2320 Ocean Parkway Brooklyn NY 11223 Ive seen several models covered silk obvious high quality very reasonable prices Dont forget Sig now sells nitrate clear dope ideal use abovementioned silk Dee B Mathews 909 Maize Rd Townhouse 734 Wichita KS 87212 RC Electrics/Kopski Continued page 53 such overheard conversations Should add cell think Ill try 800s next time Decisions decisions oh fun deci sions Now just did read before note Sixth place day went very hard-working nervous young ladit first contest Albert Basualdo Phila delphia first saw Electric 84 KRC Electric Fly returned 85 meet first plane did have some bad luck meet electrified Oly 650 incurring some damage least two landing tasks reason Im much favor such tasks Sailplane folks worked hard long some hands-on help father encouragement competitors completed on-field repairs completed flights Nice performance Albert Electrical connections particularly impor tant hobby Receiver servo connectors must very reliableradio control depends speciality interest Electric power connectors charger battery motor systems must reliable very low contact resistance latter require ment driven very large currents associ ated power equipmentthousands times greater idle current typical receiver thats reason two months photos never could understand motorbattery chargers come equipped such tiny alligator clips Typically small clips intended attach auto battery terminals illustrated standard replacement auto battery cable clamp photo often very difficult task clip lead left popular charger often just doesnt open wide enough grip hard enough some battery posts three other clips photo much better options larger clips available Radio Shack and/or auto stores much better clamping onto typical auto battery clamp experiencing hard time getting tiny clip teeth get solid bite good ol car battery post suggest purchase replacement clips such illus trated substitute ones charger Just sure retain identity positive negative polarities involved sug gest solder charger wires new clips assure larger clips much better purpose Happy charging Continued page 150 ATT-CHEIC7 ON-Board Battery Tester Saves Time. Saves Models ATT-CHEK RX-1 $1495 e USA NEW Install RC Models Check receiver battery status press button Small Light 1/2 oz Precise Rugged ORDER TODAY dealer Protune Corp 9141 462-6452 PO Box 1808 Poughkeepaie NY 12601 142 Model Aviation PRESENTING FL INGER THE ULTIMATE SMALL SAILPLANE HANDLAUNCH HI-STARTorSLOPE WINGSPAN 57 WEIGHT l2oz MACHINE CUT PARTS DEALERS&DIST INQUIRIES INVITEDFLINGER LJMP 110 $2995 ELECTRA L ITE-ICARUS-PANTERA- METEOR-ELECTRICUS-WHISTLER PR ELUDE-COMET LARRY JOLLY MODEL PRODUCTS 5501 W COMO SANTA ANA CALIFORNIA 92703 714 826 6861 ATTENTION SERVICE CENTERS OS SUPERTIGRE IRVINE REPAIR PARTS PROGRAM NOW AVAILABLE Hobby Services pleased infroduce new repair parts program com mercial repair stations servicing OS SuperTigre Irvine engines offer good discounts fast turn-around high fill rates information please write HOBBY SERVICES PO Box 4021 Champaign IL 61821 T3 Ga MfM 857 HIgh Mmtalai Rd North Haledon NJ 07508 02014273845 RC Electrics/Kopski Continued page 142 Next John Sermos Cedar Corners Station Box 16787 Stamford CT 06905 once casual curious visitor KRC Electric Fly 1983 think came see what Electric stuff about following year returned two planes last year returned fully equipped videoand did ever tape friends has coast coast places between hearing about Texas just two weeks after last years meet Anyway John has recently started business serving modeler potentially super connector system Electrics have several connector sets going next Electric project Meanwhile yet having used Ill confine some static description silver-plated plastic-housed connectors manufactured Anderson Power Products rated 30 amps 600 volts thats about 545 cells single-conductor colorcoordinated assemblies However single connectors stackableso can gang up want connectors hermaphroditicwhich means neither male nor female both connect other com bination Now just imagine easy Electric installa tions would become battery speed control switch assembly motor came outfitted such connectors As stands now hardly anything connects anything else outside given product line personally would favor encourage such standardization Johns connectors possible candidates such wiring promiscuity John very enthusiastic about product looking feedback users might want give try next Electric project Cost $3 pair four conduc tors worth Assembly requires soldering Also total interconnection interchangeability accidentsplugging right thing wrong placeare easy imagine cautious new charger shown photos Its Astro Flights Stock No 102 DC/DC Super Charger lists $9995 Ive just recently obtained have yet fully evaluated meantime can tell product basically smoothlyadjustable DC-to-DC voltage converter can set charge 28 cells two ranges up 45 amps car battery quiet operation has built-in 15-minute timer current meter external voltmeter jacks trickle-charge indicator fuse range switch could benefit having large clips instead usual small ones automatic personally prefer way Anyway Ill have later column after Ive chance use hobby has long needed such versatile reasonably-priced product opens door much wider variety cell counts easily charged used Ive long felt Electric has somewhat stifled six- seven-cell pack easily charged 12-volt battery Its reason very popular columns May June 1985 wherein described alternate approach charging larger packs Prolific word can use describe Electric-model-builder Howard Crash Evan son St Paul MN Notonly does build fly lot Electric evidenced photos writes lot Letter after volumi nous letter veritable flood Electric dialog cant keep up winsgasp Crash tells nothing Electric Elation think column can claim some responsi bility ecstatic state word caution Crash others beware Elation overdose too easy come Electrically Thats friends Its another monthly pleasure Please direct comment question SASE please author Bob Kopski 25 West End Dr Lansdale PA 19446 YesI will get back Basic Electricity miniseries Its absence due fact theres just much write about RC Helicopters/Jolly Continued page 54 mounted will necessary remove approximately -in material top frames new-style bearing block will fit 2 Assemble upper bearing block adjust able elevator ring elevator control ring assembly bolted side frame file frame elevator control ring can move fore aft hitting frame necessary remove lot material rear frame little will have taken front 3Extend slot frame collec tive assembly runs removing approximately Y16-in material top bottom 150 Model Aviation inwm 31 $329M 34 *3MM 37-*4MM 4214MM Inc1uduBhIIng&Hanag Roush LaserKitted byT CiAll Engines Complete L7-UiSa4a-gIi *241K HARDWARE Kit *30 extraNothing Extra Buy g gggggh Features Customized newest Qeranmn eugbes set frem Parts Mumw t tIng flake awe Tap Smoke Caulxxetgr Linkage Ignition CII Electronics Ignition Pack ty SwItch Hub ator Spk PIge Wuranty Fmdiy Pwte end Workntenshlp DO YOU HATE TO INSTALL HINGES st exciting product introduced R/C Field * Reflects its name easy hinges install Single Slot Few Drops C/A Glue Gouging Pinning Hinge Pins worry about / * Dont let small size fool theyre Incredibly Strong * Virtually Indestructible Designed 1/2 Thru Giant Scale * Demonstrated major RC Model Shows * Available Hobby Dealer 24 EASY HINGEE $295 LAKEZd ede 137 N Pacific St Suite DSan Marcos Ca 92069 PINeS Ar 5140K SONINSSO postege peid withie USA N J residents add 6% soles tee RFM Design Research PB BOX 2393 VINCENTOWN NJ 08088
Edition: Model Aviation - 1986/10
Page Numbers: 52, 53, 142, 150
Radio Control E lectrics Bob Kopski FIELD TESTS June 1986 columns Electric rules suggestions have taken place recent weekends First caine Capital Area Soaring Association CASA Electric Contest June 7-8 Sugarland Sod Farm Maryland Tom Dickey Gaithersburg MD gave rundown weekends activities meet combined Two-Meter Electric event nine Electrics Saturday 13 Sunday Except absence graduated landing element Electrics flew same tasks Sailplanes total six flights rounds per day charge allowed set three flights Saturday task seven minutes launch first ground touch point per second deducted above below 420- second target time Sunday task consisted two rounds five-minute flights two rounds six minutes two rounds seven minutes Tom reports went well no problems complaints plane im poundthe latter used assure one-charge integrity Since intent rules suggestions accommodate plane power system first-ever AMA Electric rules think its interesting review results Saturday 1 Bill Meleske flew Astro Challenger geared cobalt 15 ten 800 mAli cells used On/Off switch homebuilt folder giving about four-minute total motor run 2 Tom Dickey flew Ultra 4 cobalt 15 On/Off switch H Myer folder ten 800 mAh cells combination allowed about four-minute motor run also 3 Skip Schow flew modified Etude used two-meter wing think Tower Hobbies motor six 1200 mAh cells about sixminute run time Hobby Horn folder Sunday 1 tie Tom Dickey same above 1 tie Woody Blanchard flying original 100in Cutawacka used Adams speed control Hobby Lobby motor/belt drive Hobby Horn folder seven-cell 1200 mAh pack ran forever 3 Skip Schow same above tie settled later time pistols 100 paces think Two weeks later June 2 1-22 Daniel Boone Silent Flyers Reading PA held first annual Electric meet using same basic format minor exceptions day saw six rounds flying charge-up per three flights seven-minute task flights Sunday saw added bonus 25 points 52 Model Aviation Howard Crash Evanson 770 Wells St St Paul MN 55106 fleet Electrics bulltthls Incrediblevarlety little overayear Wecount 13 motors showing goodness knows Ni-Cd cells hidden planesi wooay uiancnaras originai uutawacka Its 100-in wing uses Eppler2l 1 airfoil section Weight about 31/2 lb Although has flown number different power systems Woody opinion system doesnt matter much pilot skill know dont have leave stan dard chargerclipsLonyOurchargerleads can replace variety easily availableclipswhichcafl gripthecarbattery post/clamp much better New power-wiring Electric connectors Sermos R/C Snap Connectors Cedar Cor ners Sta Box 16787 Stamford CT 06905 newAstro DC/DC SuperCharger cap very impressive plastic housings able charging virtually battery youre snap together make multiple-conductor likely want use Electric Claimed connectors Power wires solder metal tochargeupto2acellsatacurrentOfuPtO contacts snap housings 45 amps Compact quiet too. flight landing specified mowed area opportunity participate sol can give firsthand report Saturday 10 registrations Sunday 12 both days offered beautiful weather plane impound worked hitch complaint Like CASA meet participants obvi ously skilled Soaring pilots basic tone meet reflected Heres meet ended Saturday Perfect score 2520 2511 2303 2298 2286 2254 1791 1 Bill Meleske 2 Terry Luckenback 3 Carl Luft 4 Tom Dickey 5 Bob Kopski 6 Albert Basualdo Sunday Perfect score 2670 1 Bill Meleske2667 2 Terry Luckenback2665 * 3 Tom Dickey2665 * 4 Bob Kopski2657 5 Ken Stinson2579 5 Albert Basualdo2434 * tie broken graduated landing task Terry victor some stories First Sailplane guys great bunchvery casual very friendly very helpful Thats name appears lists aboveseveral top competitors coached in-flight coached others well aim skilled Sailplane swear gliding types can see lift smell Maybe its hear Anyway Im completely convinced skill some good luckand basic plane power system make winners dont have full details ail aircraft Bill Tom used same planes CASA used four-year-old original Spectra Soar equipped cobalt 15 turning 8 x 6 nylon eight 1200 mAh cells Adams power control weighs 45 oz 12 oz/ sq ft wing loading power system has about 3minute run Ken Stinson used personaiized 34-oz Spec tra Sport 50-in wing homemade cobait motor 7 x 6 direct-drive nylon prop seven 1200 mAh cells total run time 4 mm plane out-climbed ail others Like myself Ken got some coaching too own perspective Im satisfied Bill Meleske Spectra Challengertwo widely differing planesthe results would same Skill lack bad luck make winners Im now convinced one-charge approach very workable very accommodating wide range models power systemsa simple rule everyone can live initially Best motors batteries used reasonable operating condi tions enormous currents encour aged limited-motor-run rulesthe very costly kind thing helps discourage initial Electric participation can see meets added some personaiity basic rules proposal namely precision landing timing task favored Soaring typesillus trating flexibility approach very interesting observe othersand personally experience tough decision sociated temptation apply power during low- nolift timesknowing battery reserve needed subsequent flights Continued page 142 TIGER TAIL 45 DELUX ALL MISA KIT An new Tiger Tail 120 four strokes Designed especially F3A Turn aound competition balsa kit machined wood parts Hardware package includes plug-in adjustable stab parts new wing mounts Wing Span 72 inLength 60 Wing Area 860 sq inWeight 8 lb Complete Delux Kit$15995 COMBO DEAL-Tiger Tail 45 Enyal20R$3950O PUI64N ADJISTAULI STAR KIT last hon can optimize stab incidence best flight chardaenstics pair glass filled nylon adjusters included proiide nncro screw adjustment smaller frost tube Main tube aluminum matching phenolic socket S695 GP NEWI WINS MOWIlING SD wing mounting system dezeloped Ron chidge1i fast neat accurate stays tight Three nylon brackets scress machined ming blocks included $595 See Your Dealer Order DIrect Include $1 50 Per Item UPS GATOR R/C PRODUCTS 3713 Pompano Drwe 0 Pensacola FL 325140 Phone 904 47&8639 Bought Colored Fuel Line YOU DEFINITELY PAID TOO MUCH Pay Fancy Colors7 FUEL FITTING SIZE ON ENGINE OETERMINE5 REQUIRED TUBING DIAMETER EXTRA LARGE 112$ ID -250 001 5H-A1R 2 Fl FKG $135 SN-RAt 25 FT ROLL$1325 LARGE 092 ID- 187 OD SH-290 1 FT FKG$ 85 SN-646 2 FT PKG511$ 5H-291 25 FT ROLL$1295 MEDIUM 062 10 -156 00 55-2851 FT PEGS 80 SH-A452 FT PEG5110 5H-28925FTROLL$1195 See dealer first evegiabie order dIrect Call 800-247-5008 toil free orders Latest Catalog $300 SIG MANUFACTURING CO INCMontezuma IA 50171 r Capacitive Discharge Ignition CH Electronics Breokerless CD Ignifion System con installed engine 15 large chainsaw type new 90 15 two four stroke engines ore perfect converting CH Ignition system ore new kits plons airplanes lust becoming ovailable ore perfect size engine Four stroke engines beaUtiful ign Detonation death four stroke enginewhen control engine timing can stop detonation makes engine run much cooler develops power-plus no kickback & very low idle CH system used engine expertsMaynard Hill George Aidridge Doran Hiatt Cliff Bennett Otto Bernhart Maynard Hill used CH system last two world records Available two four stroke engines single twin cylinder Throttle Coupled Spark Advance kits available popular engines Custom engine set-up available Call write price quote Now IETC1 electronic timing control information brochure price list send $1 OOto Box 1732 Riverton WY 82501 CH Electronics Phone 307-857-6897 October 1986 53 Heat-Proof will melt resting directly hottest part running model engine * Wont Harden Fuel WEE Resistant cuts TearsNOT FOR GASOLINE Sig first introduce s cone tue ne tubing model aviation market way back 1964 premium tubing still comes its original natural white color Some competitors would have believe ad ding blue red yellow dye tubing charging higher price makes product better dont believe Sigs original silicone fuel tubing has important characteristics need quality fuel line None Better Any Price OR COLOR New GATOR Id consider would mounting undercarriage onto trunnion blocks means nylon straps facilitates its removal straightening Out inevitable unwanted bends Perhaps nose frame should filled sheet plywood filler used between trunnions bottom No balance point shown drawings typical kits era Id start flying CG about 40% back leading edge wing should ensure plane will stable docile flier thermal flying going primary function plane Id likely try 50% location CG knowing full well model would bit squirrelly touchy control power-on phase Id likely use 40 four-stroker 25 twocycle run large-diameter prop set control deflections about up down inch left right adjust liking model flown Since wife dope fumes mortal enemies Id MonoKote model although silk-and-dope would really nice would certainly durable long run Finally Id go out fly Buccaneer Stan dard strictly fun benevolent smile face whenever screaming Schnuerle powered Playboy went tearing theyre having fun Im having fun everyone having funand can beat deal like Some final notes erred recently explain ing CH electronic ignition system legal SAM events hooked up make-or-break ignition points using Hall-effect sensor Joe Klaus Kustom Kraftsmanship see ad issue kitting terrific Texaco Playboy Bill Schmidt development kit wood die cut Sal Mike Taibi very highest quality Density wood parts tailored use drawings packaging highest quality wanting Texaco plane capable beating best well-advised check limited-production kit Silk number pretty colors well black-and-white checkerboard available Model Covering Co 2320 Ocean Parkway Brooklyn NY 11223 Ive seen several models covered silk obvious high quality very reasonable prices Dont forget Sig now sells nitrate clear dope ideal use abovementioned silk Dee B Mathews 909 Maize Rd Townhouse 734 Wichita KS 87212 RC Electrics/Kopski Continued page 53 such overheard conversations Should add cell think Ill try 800s next time Decisions decisions oh fun deci sions Now just did read before note Sixth place day went very hard-working nervous young ladit first contest Albert Basualdo Phila delphia first saw Electric 84 KRC Electric Fly returned 85 meet first plane did have some bad luck meet electrified Oly 650 incurring some damage least two landing tasks reason Im much favor such tasks Sailplane folks worked hard long some hands-on help father encouragement competitors completed on-field repairs completed flights Nice performance Albert Electrical connections particularly impor tant hobby Receiver servo connectors must very reliableradio control depends speciality interest Electric power connectors charger battery motor systems must reliable very low contact resistance latter require ment driven very large currents associ ated power equipmentthousands times greater idle current typical receiver thats reason two months photos never could understand motorbattery chargers come equipped such tiny alligator clips Typically small clips intended attach auto battery terminals illustrated standard replacement auto battery cable clamp photo often very difficult task clip lead left popular charger often just doesnt open wide enough grip hard enough some battery posts three other clips photo much better options larger clips available Radio Shack and/or auto stores much better clamping onto typical auto battery clamp experiencing hard time getting tiny clip teeth get solid bite good ol car battery post suggest purchase replacement clips such illus trated substitute ones charger Just sure retain identity positive negative polarities involved sug gest solder charger wires new clips assure larger clips much better purpose Happy charging Continued page 150 ATT-CHEIC7 ON-Board Battery Tester Saves Time. Saves Models ATT-CHEK RX-1 $1495 e USA NEW Install RC Models Check receiver battery status press button Small Light 1/2 oz Precise Rugged ORDER TODAY dealer Protune Corp 9141 462-6452 PO Box 1808 Poughkeepaie NY 12601 142 Model Aviation PRESENTING FL INGER THE ULTIMATE SMALL SAILPLANE HANDLAUNCH HI-STARTorSLOPE WINGSPAN 57 WEIGHT l2oz MACHINE CUT PARTS DEALERS&DIST INQUIRIES INVITEDFLINGER LJMP 110 $2995 ELECTRA L ITE-ICARUS-PANTERA- METEOR-ELECTRICUS-WHISTLER PR ELUDE-COMET LARRY JOLLY MODEL PRODUCTS 5501 W COMO SANTA ANA CALIFORNIA 92703 714 826 6861 ATTENTION SERVICE CENTERS OS SUPERTIGRE IRVINE REPAIR PARTS PROGRAM NOW AVAILABLE Hobby Services pleased infroduce new repair parts program com mercial repair stations servicing OS SuperTigre Irvine engines offer good discounts fast turn-around high fill rates information please write HOBBY SERVICES PO Box 4021 Champaign IL 61821 T3 Ga MfM 857 HIgh Mmtalai Rd North Haledon NJ 07508 02014273845 RC Electrics/Kopski Continued page 142 Next John Sermos Cedar Corners Station Box 16787 Stamford CT 06905 once casual curious visitor KRC Electric Fly 1983 think came see what Electric stuff about following year returned two planes last year returned fully equipped videoand did ever tape friends has coast coast places between hearing about Texas just two weeks after last years meet Anyway John has recently started business serving modeler potentially super connector system Electrics have several connector sets going next Electric project Meanwhile yet having used Ill confine some static description silver-plated plastic-housed connectors manufactured Anderson Power Products rated 30 amps 600 volts thats about 545 cells single-conductor colorcoordinated assemblies However single connectors stackableso can gang up want connectors hermaphroditicwhich means neither male nor female both connect other com bination Now just imagine easy Electric installa tions would become battery speed control switch assembly motor came outfitted such connectors As stands now hardly anything connects anything else outside given product line personally would favor encourage such standardization Johns connectors possible candidates such wiring promiscuity John very enthusiastic about product looking feedback users might want give try next Electric project Cost $3 pair four conduc tors worth Assembly requires soldering Also total interconnection interchangeability accidentsplugging right thing wrong placeare easy imagine cautious new charger shown photos Its Astro Flights Stock No 102 DC/DC Super Charger lists $9995 Ive just recently obtained have yet fully evaluated meantime can tell product basically smoothlyadjustable DC-to-DC voltage converter can set charge 28 cells two ranges up 45 amps car battery quiet operation has built-in 15-minute timer current meter external voltmeter jacks trickle-charge indicator fuse range switch could benefit having large clips instead usual small ones automatic personally prefer way Anyway Ill have later column after Ive chance use hobby has long needed such versatile reasonably-priced product opens door much wider variety cell counts easily charged used Ive long felt Electric has somewhat stifled six- seven-cell pack easily charged 12-volt battery Its reason very popular columns May June 1985 wherein described alternate approach charging larger packs Prolific word can use describe Electric-model-builder Howard Crash Evan son St Paul MN Notonly does build fly lot Electric evidenced photos writes lot Letter after volumi nous letter veritable flood Electric dialog cant keep up winsgasp Crash tells nothing Electric Elation think column can claim some responsi bility ecstatic state word caution Crash others beware Elation overdose too easy come Electrically Thats friends Its another monthly pleasure Please direct comment question SASE please author Bob Kopski 25 West End Dr Lansdale PA 19446 YesI will get back Basic Electricity miniseries Its absence due fact theres just much write about RC Helicopters/Jolly Continued page 54 mounted will necessary remove approximately -in material top frames new-style bearing block will fit 2 Assemble upper bearing block adjust able elevator ring elevator control ring assembly bolted side frame file frame elevator control ring can move fore aft hitting frame necessary remove lot material rear frame little will have taken front 3Extend slot frame collec tive assembly runs removing approximately Y16-in material top bottom 150 Model Aviation inwm 31 $329M 34 *3MM 37-*4MM 4214MM Inc1uduBhIIng&Hanag Roush LaserKitted byT CiAll Engines Complete L7-UiSa4a-gIi *241K HARDWARE Kit *30 extraNothing Extra Buy g gggggh Features Customized newest Qeranmn eugbes set frem Parts Mumw t tIng flake awe Tap Smoke Caulxxetgr Linkage Ignition CII Electronics Ignition Pack ty SwItch Hub ator Spk PIge Wuranty Fmdiy Pwte end Workntenshlp DO YOU HATE TO INSTALL HINGES st exciting product introduced R/C Field * Reflects its name easy hinges install Single Slot Few Drops C/A Glue Gouging Pinning Hinge Pins worry about / * Dont let small size fool theyre Incredibly Strong * Virtually Indestructible Designed 1/2 Thru Giant Scale * Demonstrated major RC Model Shows * Available Hobby Dealer 24 EASY HINGEE $295 LAKEZd ede 137 N Pacific St Suite DSan Marcos Ca 92069 PINeS Ar 5140K SONINSSO postege peid withie USA N J residents add 6% soles tee RFM Design Research PB BOX 2393 VINCENTOWN NJ 08088