Radio Control E lectrics Bob Kopski THIS COLUMN always fun write time two weeks Ive pondering what write respect passing recently-found friend short time done much Electric done much over longer course did much American world aeromodeling Im referring Dwight Holley departed longest flight Monday November 10 1986 direct result long illness met Dwight few years ago 82 casual visitor KRC Electric Fly attending out curiosity new Electric stuff just attained world fame having captured World Soaring Championship 1981 remembered reading accounts victory modeling magazines wasWorld Champat Electric Fly remember slender enersetic friendly modeler walking flight line examining Electrics talking everyone As under stand Dwight some prior interest Electric visit would prove catalytic what would become strongest reactions Electric Ive ever seen no further contact Dwight about year eveningfrom Out nowherehe called Over line came bubbling enthusiastic voice asking some information motors World Soaring Champ asking help nervous admit Following phone conversation called some local friends Hey Guess just called came 1984 Electric Fly Dwight Holley appeared scene planes hand AsI could appreciate later really itjust like hed attack area modeling endeavor like champion both barrels loaded full-force-ahead-I-can-do-it attitude dont think Ive ever met enthusiastic modeler kind interest drive often characteristic beginning model ers first RC except Dwight no beginner time visit 1984 Electric Fly resulted Dwights establishing Holleys Silent Flight meet found common plight existing would-be Electric modelers getting Electric supplies So Dwight set up business sole purpose serving needs quiet fliersboth Sailplane Electric However dominant business Holleys Silent Flight quickly became supplying Electric need evolved because Sail plane supplies usually readily available throughout country no estab lished single source Electric supplies modeler could get just about anything wanted including help Dwight took special pride latter point 46 Model Aviation Dwight Holley brought highly-modified Piece 0 Cake 1985 KRC Electric Fly Power geared Astro 15 cobaltthe plane flew up storm crowd loved little tag Dwights shirt reads Holleys Silent Flight Dwight Holley Get Electric Elation Well miss him RlP Photo Charles Sylvia As seen above L largeTop Flite wood prop isaboutto modified discussed column Usea hole saw drill press propsits backup wood block youve finished will slots cut halfwaythrough prop hub area R Hole saw used 1 46-in diameter Look Below heres unmodified prop L mounted Va-in music wire shaft slapping tip prop fairly hard palm hand simulates what happens prop strikes solid object whileyour plane isflying Center hub has slotted doing samething R leavesthe shaft unhurtonlythe prop breaks Dontdo trick props intended use glow ignition engines Also implied advice use plastic/fiberglass props Electrics determined sell modeler things would work well combination depending persons specific interest Hol leys quickly grew stocked larger larger supplies domestic foreign Electric products soon became routine get letters columns readers said bought Electric goodies Holleys came summer 1985 Dwight lovely wife Mary Ann invited stop place Connecticut could travel together First Annual South Shore Electric Fly near Bridgewater MA July known some time Dwight fighting serious illness during visit came understand fully devastating extent condition Dwight attacked matter just aggressed aeromodeling pursuits full-force Imgonna-do-it mentality Its kind stuff see movies Its kind stuff personally have great difficulty understanding September 85 brought both Electric Fly Dwight Mary Ann bright earlysetting up planes Holleys supply area made lots tendees very happy both Electric goodies Electric modeling help made avail able meet Dwight talked corresponded after meet did know 85 meet last time Id see him remember some phone conversations during months followed Dwights out look remained steadfastly positivebut conversations others closer not-too-positive reality circumstance knowledge made gradually harder harder call himexactly inappropri ate thingbut became more per sonally up-tight just plain sad about situation told others Dwights hope attend 86 Electric Fly didnt happen spending more time hospital too weak too ill make trip absence glaring regulars meet spoke asked condition Dwight did send suppport affalr fine merchandise donation Thats way John Sermos friend lives near him gave not-too-encouraging report Dwights health Personally feeling more dismal wife nurse kept call friend somehow felt stalled couldnt finally got idea something could him thought came day work mind day fact hard pressed think about anything else knew exactly what would would get full set reprints photographs taken 1986 Electric Flyover 100 themand send Dwight Surely hed enjoy thought could finally something him made feel quite happy would weekendthe earliest could get topquality photo place does developing idea came Tuesday No vember 11 Happy Landings Dwight related matter January column made reference video John Sermos John has combined footage 1985 1986 Electric Fly rallies has dedicated tape memory Dwight Holley John very quick rushes tape showed video Dwight long after recent Electric Fly John now process making Continued page 141 going flying words conjure up images battles balky engines instead carefree days field youre using McDaniel R/C NiStarterTM light plug NiStartersTM heavy-duty nicad power will provide up 50 reliable quick starts charge features famous Head LockTM adapter brass reinforcing ring around crimped end really extends its life works sideways inverted information well NiStarter works just go local flying field may have wait NiStartersTM always flying K McDaniel RIC Incorporated I12206 Guinevere Road enn Dale MD 20769 3011464-2260 Telex 287901 McD-UR take hassle out hobby ,vv OPTIMIZE YOUR ENGINES OUTPUT TATONES THRUST TESTER TATONE 30-13 Use TATONES.... ALUM MOTOR MOUNT THRUST TESTER determine maximum Output usingENGINE engineTH ROTTLE different-CO NTROL props fuel mixtures RPM levels Check engine SAFETY STARTING LOCK * * Long Engine Life * * Use BRU LINE Air Cleaner Completely Fuel Proof Nylon Rubber Parts Cat No 102 Air Cleaner Coarse Cat No 202 Air Cleaner Fine Replacement Inserts Cat No 104 PkI2 Inserts Coarse Cat No 204 Pk/2 Inserts Fine $225 $225 $195 $195 FITS MOST ENGINES 25 UP SEE YOUR LOCAL HOBBY DEALER IF UNAVAILABLE LOCALLY SEND TO Add 75 shippingMichigan residents add 4% sales tax Bru Line Industries Inc PO Box 3786 Center Line Michigan 48015 March 1 987 47 ONLY $6996 HERES HOW IT WORKS.@rn-line BUT WHATS THE REMOTE HEADLOCKWhen engine idle low throttleADVANTAGE acti DEVICEMICRO-SWITCHTHROTTLEservo position Micro-switch isKeeps engine going SERVOvated lights Glow Plugs V18 0flneed mostl on/off positionbcmrd Ni-CdMare dependability 4 cycle adjustablenot included engine accelrating high thr-engines o ottle servo position Micro-switch isConvenient lighting forcowled-in Nilite Illor inverted engines manualy turned off gine starting ONilite Ill power source l200ma NI-38K90-Nilite III Kit$3595 GROUND Cd battery can charged through38K90C-Nilite Ill asbld$4395 unit charge jack charge jack and38K91--Twin NIII kit$4295 system charger supplied38K91 C--Twin NIII asbld$4995 CHARGE JACKIf odeed tireCt dd $200 Conplete weights 3Boz Total airborn unitKcetelog $200 Phone ale 584-7121 AddreS iie Weet 19th St PO9oo SYSTEM ON/OFFNI-CD ISWITCHq~i 511CR HigginviIIo MO Zip 64037 good news Larry turning day-to day operation UMP over Alex Bereezky Larry will continue design devel opment work Heres hoping Larry Alex will able offer s-w Meteor kit season new kit-plane contest Dave Thompsons own-designed Owl Youve probably seen advertisement magazine Daves Owl also very-nicely-proportioned ship span 132 Meteor 127 Dave recognized void market strong easy-to-build kit aimed all-out AMA-type Best New Design Award Sun Fun Lakeland Florida Features l/4Scale9O span 4 cycle 45 2 cycle 40 Plans $1750 ppd Dry Ridge Models 59 McCurry Rd Weaverville NC 28787 ELECTRIC FLIGHT SUPPLIES THROTTLES SC-5 02 05 2 8 cell $62 SC-4 05 407 26 cell $62 SC-3 25 10010 28 cell $127 #16 WIRE-259 strand $7 epted JOMAR 2028 Knightsbridge Dr Cinti OH 45244 Cali 513-474-0985 Thermal competition looks though Owl will fill niche us flew Daves plane after contest either air vert up heck machine diving zooming over sky see handled just stayed up Several us decided spot build has fully-sheeted built-up wing Eppler 193 airfoil epoxy/glass fuselage has removable nose cone Ia Decker makes getting works very easy Theres hefty plywood keel fuse/nose cone dork landings wont break anything up point Dave has Thermic Sniffler prototype prefer build straight kit rather modify polyhedral kit Owl bears looking Chuck CaIdwell newsletter editor Corpus Christi TX RC Club wrote about interesting type cross-country contest held last Au gust Its closed-circuit course held Navy airfield Lets let Chuck also CD de scnbe fly four laps five-kilometer triangular course making 20 km total distance Navy cooperates giving us exclusive use field weekendit normally training airfield works out nice relatively headache-free contest theres no road traffic worry about contestants bring ownor share launching equipment Theres nice prize shoot $500 cash first team complete 20 km 32 minutes less special cash prize addition trophies other prizes awarded Nobody won money year low time turned Jim Farris flying 14-foot T-tailed Spirit wings sheeted formica making ultra-smooth surface Also Jims team Dick Reddy Chris Lee Next year may raise money time 40 minutes Dates 87 August 22 23 Thanks rundown Chuck sounds like exciting race because imagine planes view starting area whole time Hope theres good turnout Byron Blakeslee 3134 Winnebago Dr Sedalia CO 80135 RC Electrics/Kopski Continued page 47 tape available through AMA entitled Electric Flight estimated available mid-1987 will provide updating information becomes available warm feeling about cold-weather flying came over last evening read Jim Zarembskis Electric column January 1987 issue HIGH SPEED STEEL DRILL WITH EXTENSION CAPABLE OF REACHING 16 INCHES INTO YOUR MODELGREAT FOR PUTTING HOLE IN RIB OR BULKHEAD WEVE SOLD THOUSANDS EDROI81/8inch499 EDF325/32inch549 EDR3I63/16inch599 EDl41/4inch699 HARRY B HIGLEY & SONS INC P o Box 532 GLENWOOD iLL 60425 March 1987 141 J-3 KITTEN ULTRALIGHT EXTENDED DRILL ACM Ive written past about do- ability winter Electric flying Jim has done much betteriob descriptions feelings sounds other sensory inputs happen during snow-time flying very poi gnant highly accuratejust exactly what Ive experienced winters past youre still wondering what cold-weather Electric flying like look up issue d reducers large props increasingly popular seems based what saw recent Electric Fly reported January 87 column Ive used years standard lament has fact large propspast 10 incan very strong chunks lumber indeed fact wooden wind pushers can much stronger gear drives shafts attached Lets look bit Ive using 12 x 8 prop eight-year- old J-3 Its driven old-style Astro 15 belt drive prop shaft sturdy -in shaft now thenon imperfect land ingthe prop hits ground Often prop doesnt break very often slight bend put prop shaft A much worse circumstance occurs large prop mounted smaller- diameter prop drive shaft some gear drives use output shaft about -in diameter simply dont stand chance large wooden blades theyre turning hit ground Ive putting up problem years what finally pushed something about bad landing new Lanzo Bomber Its geared Astro 15 cobalt turns 12 x 8 sometimes 13 x 8 gear assembly strong prop guess what gave out prop blade hit entire nose section Now nothing wrong fuselage front end Its just fact chunk maple called prop much stronger balsa supporting motor mount Anyway did The accompanying photos show what did help deal problems discussed above chose modifr props shown knowing full well making changes prop manufacturer would frown upon acknowledged fact own full responsibility However fully comfortable because application prop mods wasfor Electric use no way would props modified way used onithe large piston engines props originally intended Here detalls Using drill press appropriately-sized hole saw carefully cut some circular grooves prop hubs hole saws pilot drill just right size original prop bore saw cuts made about halfway through hub wood thickness estimated would about right reduction prop strength still being plenty strong intended Electric applica tion To test demonstrate efficacy scheme devised technique shown photos fitted length -in music wirethe kind sold hobby shops landing gears etc standard Electric-style prop-drive adaptor mounted wire rigidly vise approximately -in spacing between vise jaws back prop adaptor represents about dimensions involved some standard gear drives -in LG wire thought least strong probably stronger output-shaft material used some speed reducers Ive used I first mounted unmodified large prop smacked blade tip palm hand attempt simulate blade hitting ground clear photo what happened shaft bent like limp noodle I replaced simulated shaft fresh hunk -in music wire replaced prop modified same test Thud Crack prop broke tried other blade Thud Crack shaft Yes did have slight distortion visible photo anywhere near shaft first test Now out flying field First wanted test confirm safety modified props positioned Lanzo out field anchored place backed off safe distance started motor restarted repeatedly prop held tough flew didnt fly just once either times installed other samples modified props same resultsno prop failures ground air More testing done J-3 same encouraging results happened An imperfect landing Cub Crack blade yielded no bent prop shaft Id much rather buy new prop straighten -in shaft drives -in shafts dont personally use did surely would use modified props shown A final point Whats discussed shown personal choice what props consequences propeller modi fication pertain modeling activities personal responsibility modifica tion intended props designed Continued page 144 Inua m-urrormance ysTem TOP PERFORMANCE K&B ENGINES Akplane Monne K&B FUELSK&B GLOW PLUGS 9 Blends4 Choices Matched Finish System BEST APPEARANCE K&B FIBERGLASS CLOTH K&B MIcroBallosns FILLER K&B SUPER POXY RESIN K&B SUPER POXY THINNER K&B SUPER POXY PRIMER K&B SUPER POXY PAINT K&B MIXING CUPS 142 Model Aviation FOURACCESSORIES FOUR cyciFOUR CYCLE IN-COWL MUFFLERS ENGINE MOUNTS JT CAB ENVA 46 AC UP/INY ENGINE AS ENVA 46 AC UP/HWY/SIDE ENGINE 2000 CANt AtONING ALLVITENS ENVA 0040 AC UP/HWY ENGINE2000 Gmouo NO .un LIONJT-EGS ENYA 6040 AC UP/INV/SIDE ENGINE 2700 513 POLIS3IIIINNOIT-ENS ENYA 60420 AC UP/HWY ENGINE 00 SOCKEt CAP 6E9hW3 INCLANI. HT-ENS ENVA 90-120 AC UP/HWY/SIDE ENGINE 2700 DRILLED AND TAPPEDP05Jr-ERG ENVA 6 130 PC UP/INY ENGINE 3000 UNNIIINN P06 ZI-AO..SOO HTERS ENTA 9120 PC UP/INY/SIDE ENG.3000 HP VT 21loGoJYANS NP VT 46 I/P/HWY ENGINE 2000 ENYA 33-40 AC1000JTAOS OP VT AS IIP/IWV/6IDE ENGINE SAITO PA 301000JTWAB MAX P540 UP/HWY ENGINE 000 OS MAX 40 PC1000 JTW45 NAG PS 40 UP/HWY/SIDE ENGINE2000 OS WAX AGO1000HTOHS WAX PS Gi UP/HWY ENGINE 2000 OS WAX ASS1000JT-OIS WAX PS 61 UP/HWY/SIDE ENGINE2000 SAITO PA 40-451000JTNOS WAX PS 00 UP/IWY ENGINE 2700 ENVA AS AC1000JTNOS WAX PS 00 UP/INVISIDE ENGINE 2700 WESRA TAA01000-IT-W26 WAX PS 120 UP/IWY ENGINE 2700 HP VT 461200JTW2S WAX PS 120 UP/HWY/SIDE ENGINE 2700 URNNIII6N 0930-90. 1100ItJTSA9 SAlle P445 UP/HWy ENGINE 2000 OS MAX PS 61.boo11645 SAITO PA 43 UP/INY/SIDE ENGINE 2000 OS MAX PS30-73001300-11069 54110 PA 63 UP/INY ENGINE 2000 ENYA 60-S0-90-1204C1300JTSWS SAITO P463 UP/INY/SIDE ENGINE 2000 UNONIURN P09 1201600JT320 NAITO PA 120 UP/ISV ENGINE 2700 ENYA 9 120 ftC200011025 SAITO PA 120 UP/HWY/SIDE ENGINE OS WAX PS 1201600 POWER OS MAX 12051600STICK SAITO PA 1201800 SHHPNR THORN 23001800 NE TEST STANDS / CAST ALUM INUWC otoleofttle-ot C$VCII6I1 stick ROGAHAR 2/ZA 00 ElI 50 0/As I/2A 10 25 22000 ot OVCiDbIs yox hobby Shop OROtiR DIRSCS Slenedot htmerIt CiscI MO Vb MC COO oCc6p~dZOfortW552flOforCOOand6%.6 FREE CA TALOG Fokker D-VII VK Model Aircraft PO Box 3007 Aurora IL 60505 312-357-1883 WETPOXY SAFE OXY s un que two component epoxy lam nat ng system deve oped offer user safest h ghest qual ty lam nat ng res n ava lab e 1/Pt Kt $l200plus$250S8H 1 Qt KIt $1950 plus $250 S&H GLASS CLOTH 58 oz/aq yd 38 x 6 ft $900 plus $250 S&H 38 x 15 ft $1900 plus $250 S&H 38 x 30 ft $3500 plus $250 SEtH Send SASE additional information ACPs Lightweight Composite Materials Order COD Send Check Money Order AEROSPACE COMPOSITE PRODUCTS PD Box 16621 Dept Irvine CA 92714 Source LIght weight Materials POSI CURE CYANOACRYLATE • TLLs]uJIL1uIlm11g[]I4u SPECIAL INTRODUCTORY OFFER List Sale 1 oz Fast Cure 3-5 Sec49s Savings 50% Off 2 oz Fast Cure 3-5 Sec895$39656% Off 1 oz Gap-Filling 5 Sec$250% Off 2 oz Gap-Filling 5 Sec895$39656% Off OUR GUARANTEE TO YOU satisfied POSI-CURE please return unused portion within 30 days full refundNo questions asked SHELDONS HOBBY SHOP 2135 Old Oakland Rd Jose CA 95131 FOR ORDERS ONLY PLEASE115k 800 228-3237 822-1688 Out State INFO 408 943-0872 California SHIPPING per order Hours Mon-Wed Fri & Sat 930-530 FAST SERVICE Thur 930-900 1200-500 COD ADD $190 - REAl SCALE MODELING * FOR GIANT SCALE BUFFS 8JN4 Jeony $376r16Moooder 8-26 $49 8 D7 PC $3 -Si OH Monqoilo Rb $42 B Gee-BRe $32108 OH MosqoBonb $55 609 d POle Rooc $32 98 Slen- PTi7Koydo $56 p ololille S68 $24 99 NBlb Widono P61 $69 0 noline 568 $35 71 Doog DC-3 1C471 $35 63 Oook Ig DC-3 C471 $33 0lo 08 ii $48 64 SIn, SkyCo$18 16oopo Spol $36 72Co02U1/4 L&S$46 p Bolidog $43 100Co03U1/4[&S$56 107 A, onoo CS SpI $35 60 DongJo M-2 idoji $24 62904 Boo ike $45 68 8,nloi Bolidog Fl $30 78 n, W W Boo $35 59 B onRooR MoLA $54. Goshb PlJC$42 070,,, BRolol POP$54 94Co Coh b FltC$569 LndbegE NO211$20- 660eHonConel8oo$2691 65 HoonMMolIigon$3596 94 HoIoMMolligon84 iS 63 Boeing P266 Fl$3660 84 Boeing P36A RN$4890 69Wooo C-6 Cob,$3675 Weo 4 Lyode832 64BeeobC7B5og$38 OOWeo dOyConde$40* 96ReecbC 7RSog$49S7PodT n 4AT$36 5655Loob1tCeol $ 83 Look 11 LIeolo $40 1t4 Fod TIjoll 4-AT $65 An $24 60 Boeng00Spo$36 74 RepSeo-$en An $39 99 Boe no 00 Spo $49 70 Pioe J3 Cob$29 72 No H op Gonllno $48 106 PloR J3 Cob03996 No b no Oonno $75 98tookHodoonRnb$38 905 noA 316056 O 63 Gon FOP Heilon $38 600 no Lon 3 16 $47 7lRoeing8-1701ol$35 JSOS n Looo3 M$02 tOS Roe B-t7G Pol $55 70 Conso Co PRYSA $42 68 lllOoI WhiOnlind D32 104 Con Co PRY SA $56 68N Ane Novion $39 65idChno C ppe $00 68 ROononon V-Toil $39 97 16Ch no Ci ppe 875 i 77 toeoonbe Sedon $25 62 CoNC 4$59 72 NA 8-25 8onbe 849 94 CoNC 4$69 Nol Soid Thro Deole, Pice~ob1eoiodonge nonE PRICE loflIConRe OtoenRe SIZE oIoln PLAI 400 16oe 501 Up 6-122 Pon Alooy nIl * Add 10% 0 oil odenl bippng & IOC RIo USACon&16eoElelobeeiois fbyonl Pilloriol ooloioo $200 tinolode 94 Loll P,oe 101 CRolion olone $100 ni loegn odd $1 00 LEVELAND MODEL & SUPPLY Co0. ERWoCRTPoORARR..AoIOIIOUIflESI FRIRCO 51001 SIr OReIC opinsopooiI 10309K DETROIT AVE CLEVELAND OlfiD 44182 lonnno.R9onI Phone Sl5 P16ROT 1005 TI 12161 961 3600 C CORE Eon 0000 used g enes going used Electrics manner presented herein surely would props used gas engines glow diesel ignition-equipped piston engines course such modifi cation has no purpose anyway since en gines prop shafts appropriately strong theres no denying success technique used intended purpose Additonal reading subject speedreducer damage repair may found Mitch Polings Electric Power column December 1986 issue Model Builder maga zine monumental blunder occurred January 1987 column want acknowledge apologize sincere way Tom Kerr K&W Enterprises Philadelphia PA Tom manufactures folding props somehow managed get wrong name column Tom quite gentleman didnt hang up called him acknowledge blunder Anyway Tom working very hard develop line folders Electric inter ested readers can find him 7824 Lexington Ave Philadelphia PA 19152 telephone number 215 331-4890 Thats folks column finally ended beginning wonder ever would since its taken longer write other recent memory Please send comment question SASE please author Bob Kopski 25 West End Dr Lansdale PA 19446 Next monthexclusive info new unbe lievable motor RC Old-Timers/Mathews Continued page 49 carefully reworks usable parts installs large-bore modem V-8 engine paints metallic red chromes everything will stand still has just much fun doing history nut did family take equal enjoyment driving street rod rallies comparing notes performance screeching tire two swapping tales performance involved developing modern technology applying hobby Now Model T fun other degree superiority between other fellow renegade Obviously no can bestow assessment quantify judgment concerning T better other strictly personal preference nothing can should made everyone having fun hobby harming anyone else whos make judgement Unfortunately tend make judgements importance someone elses activities rub Frankly dont know restorer-types performance-types can coexist inside same organization would certainly hope Dee B Mathews 909 MaizeRd Townhouse 734 Wichita KS 87212 responding advertisers mention read about Model Aviation 144 Model Aviation
Edition: Model Aviation - 1987/03
Page Numbers: 46, 47, 141, 142, 144
Radio Control E lectrics Bob Kopski THIS COLUMN always fun write time two weeks Ive pondering what write respect passing recently-found friend short time done much Electric done much over longer course did much American world aeromodeling Im referring Dwight Holley departed longest flight Monday November 10 1986 direct result long illness met Dwight few years ago 82 casual visitor KRC Electric Fly attending out curiosity new Electric stuff just attained world fame having captured World Soaring Championship 1981 remembered reading accounts victory modeling magazines wasWorld Champat Electric Fly remember slender enersetic friendly modeler walking flight line examining Electrics talking everyone As under stand Dwight some prior interest Electric visit would prove catalytic what would become strongest reactions Electric Ive ever seen no further contact Dwight about year eveningfrom Out nowherehe called Over line came bubbling enthusiastic voice asking some information motors World Soaring Champ asking help nervous admit Following phone conversation called some local friends Hey Guess just called came 1984 Electric Fly Dwight Holley appeared scene planes hand AsI could appreciate later really itjust like hed attack area modeling endeavor like champion both barrels loaded full-force-ahead-I-can-do-it attitude dont think Ive ever met enthusiastic modeler kind interest drive often characteristic beginning model ers first RC except Dwight no beginner time visit 1984 Electric Fly resulted Dwights establishing Holleys Silent Flight meet found common plight existing would-be Electric modelers getting Electric supplies So Dwight set up business sole purpose serving needs quiet fliersboth Sailplane Electric However dominant business Holleys Silent Flight quickly became supplying Electric need evolved because Sail plane supplies usually readily available throughout country no estab lished single source Electric supplies modeler could get just about anything wanted including help Dwight took special pride latter point 46 Model Aviation Dwight Holley brought highly-modified Piece 0 Cake 1985 KRC Electric Fly Power geared Astro 15 cobaltthe plane flew up storm crowd loved little tag Dwights shirt reads Holleys Silent Flight Dwight Holley Get Electric Elation Well miss him RlP Photo Charles Sylvia As seen above L largeTop Flite wood prop isaboutto modified discussed column Usea hole saw drill press propsits backup wood block youve finished will slots cut halfwaythrough prop hub area R Hole saw used 1 46-in diameter Look Below heres unmodified prop L mounted Va-in music wire shaft slapping tip prop fairly hard palm hand simulates what happens prop strikes solid object whileyour plane isflying Center hub has slotted doing samething R leavesthe shaft unhurtonlythe prop breaks Dontdo trick props intended use glow ignition engines Also implied advice use plastic/fiberglass props Electrics determined sell modeler things would work well combination depending persons specific interest Hol leys quickly grew stocked larger larger supplies domestic foreign Electric products soon became routine get letters columns readers said bought Electric goodies Holleys came summer 1985 Dwight lovely wife Mary Ann invited stop place Connecticut could travel together First Annual South Shore Electric Fly near Bridgewater MA July known some time Dwight fighting serious illness during visit came understand fully devastating extent condition Dwight attacked matter just aggressed aeromodeling pursuits full-force Imgonna-do-it mentality Its kind stuff see movies Its kind stuff personally have great difficulty understanding September 85 brought both Electric Fly Dwight Mary Ann bright earlysetting up planes Holleys supply area made lots tendees very happy both Electric goodies Electric modeling help made avail able meet Dwight talked corresponded after meet did know 85 meet last time Id see him remember some phone conversations during months followed Dwights out look remained steadfastly positivebut conversations others closer not-too-positive reality circumstance knowledge made gradually harder harder call himexactly inappropri ate thingbut became more per sonally up-tight just plain sad about situation told others Dwights hope attend 86 Electric Fly didnt happen spending more time hospital too weak too ill make trip absence glaring regulars meet spoke asked condition Dwight did send suppport affalr fine merchandise donation Thats way John Sermos friend lives near him gave not-too-encouraging report Dwights health Personally feeling more dismal wife nurse kept call friend somehow felt stalled couldnt finally got idea something could him thought came day work mind day fact hard pressed think about anything else knew exactly what would would get full set reprints photographs taken 1986 Electric Flyover 100 themand send Dwight Surely hed enjoy thought could finally something him made feel quite happy would weekendthe earliest could get topquality photo place does developing idea came Tuesday No vember 11 Happy Landings Dwight related matter January column made reference video John Sermos John has combined footage 1985 1986 Electric Fly rallies has dedicated tape memory Dwight Holley John very quick rushes tape showed video Dwight long after recent Electric Fly John now process making Continued page 141 going flying words conjure up images battles balky engines instead carefree days field youre using McDaniel R/C NiStarterTM light plug NiStartersTM heavy-duty nicad power will provide up 50 reliable quick starts charge features famous Head LockTM adapter brass reinforcing ring around crimped end really extends its life works sideways inverted information well NiStarter works just go local flying field may have wait NiStartersTM always flying K McDaniel RIC Incorporated I12206 Guinevere Road enn Dale MD 20769 3011464-2260 Telex 287901 McD-UR take hassle out hobby ,vv OPTIMIZE YOUR ENGINES OUTPUT TATONES THRUST TESTER TATONE 30-13 Use TATONES.... ALUM MOTOR MOUNT THRUST TESTER determine maximum Output usingENGINE engineTH ROTTLE different-CO NTROL props fuel mixtures RPM levels Check engine SAFETY STARTING LOCK * * Long Engine Life * * Use BRU LINE Air Cleaner Completely Fuel Proof Nylon Rubber Parts Cat No 102 Air Cleaner Coarse Cat No 202 Air Cleaner Fine Replacement Inserts Cat No 104 PkI2 Inserts Coarse Cat No 204 Pk/2 Inserts Fine $225 $225 $195 $195 FITS MOST ENGINES 25 UP SEE YOUR LOCAL HOBBY DEALER IF UNAVAILABLE LOCALLY SEND TO Add 75 shippingMichigan residents add 4% sales tax Bru Line Industries Inc PO Box 3786 Center Line Michigan 48015 March 1 987 47 ONLY $6996 HERES HOW IT WORKS.@rn-line BUT WHATS THE REMOTE HEADLOCKWhen engine idle low throttleADVANTAGE acti DEVICEMICRO-SWITCHTHROTTLEservo position Micro-switch isKeeps engine going SERVOvated lights Glow Plugs V18 0flneed mostl on/off positionbcmrd Ni-CdMare dependability 4 cycle adjustablenot included engine accelrating high thr-engines o ottle servo position Micro-switch isConvenient lighting forcowled-in Nilite Illor inverted engines manualy turned off gine starting ONilite Ill power source l200ma NI-38K90-Nilite III Kit$3595 GROUND Cd battery can charged through38K90C-Nilite Ill asbld$4395 unit charge jack charge jack and38K91--Twin NIII kit$4295 system charger supplied38K91 C--Twin NIII asbld$4995 CHARGE JACKIf odeed tireCt dd $200 Conplete weights 3Boz Total airborn unitKcetelog $200 Phone ale 584-7121 AddreS iie Weet 19th St PO9oo SYSTEM ON/OFFNI-CD ISWITCHq~i 511CR HigginviIIo MO Zip 64037 good news Larry turning day-to day operation UMP over Alex Bereezky Larry will continue design devel opment work Heres hoping Larry Alex will able offer s-w Meteor kit season new kit-plane contest Dave Thompsons own-designed Owl Youve probably seen advertisement magazine Daves Owl also very-nicely-proportioned ship span 132 Meteor 127 Dave recognized void market strong easy-to-build kit aimed all-out AMA-type Best New Design Award Sun Fun Lakeland Florida Features l/4Scale9O span 4 cycle 45 2 cycle 40 Plans $1750 ppd Dry Ridge Models 59 McCurry Rd Weaverville NC 28787 ELECTRIC FLIGHT SUPPLIES THROTTLES SC-5 02 05 2 8 cell $62 SC-4 05 407 26 cell $62 SC-3 25 10010 28 cell $127 #16 WIRE-259 strand $7 epted JOMAR 2028 Knightsbridge Dr Cinti OH 45244 Cali 513-474-0985 Thermal competition looks though Owl will fill niche us flew Daves plane after contest either air vert up heck machine diving zooming over sky see handled just stayed up Several us decided spot build has fully-sheeted built-up wing Eppler 193 airfoil epoxy/glass fuselage has removable nose cone Ia Decker makes getting works very easy Theres hefty plywood keel fuse/nose cone dork landings wont break anything up point Dave has Thermic Sniffler prototype prefer build straight kit rather modify polyhedral kit Owl bears looking Chuck CaIdwell newsletter editor Corpus Christi TX RC Club wrote about interesting type cross-country contest held last Au gust Its closed-circuit course held Navy airfield Lets let Chuck also CD de scnbe fly four laps five-kilometer triangular course making 20 km total distance Navy cooperates giving us exclusive use field weekendit normally training airfield works out nice relatively headache-free contest theres no road traffic worry about contestants bring ownor share launching equipment Theres nice prize shoot $500 cash first team complete 20 km 32 minutes less special cash prize addition trophies other prizes awarded Nobody won money year low time turned Jim Farris flying 14-foot T-tailed Spirit wings sheeted formica making ultra-smooth surface Also Jims team Dick Reddy Chris Lee Next year may raise money time 40 minutes Dates 87 August 22 23 Thanks rundown Chuck sounds like exciting race because imagine planes view starting area whole time Hope theres good turnout Byron Blakeslee 3134 Winnebago Dr Sedalia CO 80135 RC Electrics/Kopski Continued page 47 tape available through AMA entitled Electric Flight estimated available mid-1987 will provide updating information becomes available warm feeling about cold-weather flying came over last evening read Jim Zarembskis Electric column January 1987 issue HIGH SPEED STEEL DRILL WITH EXTENSION CAPABLE OF REACHING 16 INCHES INTO YOUR MODELGREAT FOR PUTTING HOLE IN RIB OR BULKHEAD WEVE SOLD THOUSANDS EDROI81/8inch499 EDF325/32inch549 EDR3I63/16inch599 EDl41/4inch699 HARRY B HIGLEY & SONS INC P o Box 532 GLENWOOD iLL 60425 March 1987 141 J-3 KITTEN ULTRALIGHT EXTENDED DRILL ACM Ive written past about do- ability winter Electric flying Jim has done much betteriob descriptions feelings sounds other sensory inputs happen during snow-time flying very poi gnant highly accuratejust exactly what Ive experienced winters past youre still wondering what cold-weather Electric flying like look up issue d reducers large props increasingly popular seems based what saw recent Electric Fly reported January 87 column Ive used years standard lament has fact large propspast 10 incan very strong chunks lumber indeed fact wooden wind pushers can much stronger gear drives shafts attached Lets look bit Ive using 12 x 8 prop eight-year- old J-3 Its driven old-style Astro 15 belt drive prop shaft sturdy -in shaft now thenon imperfect land ingthe prop hits ground Often prop doesnt break very often slight bend put prop shaft A much worse circumstance occurs large prop mounted smaller- diameter prop drive shaft some gear drives use output shaft about -in diameter simply dont stand chance large wooden blades theyre turning hit ground Ive putting up problem years what finally pushed something about bad landing new Lanzo Bomber Its geared Astro 15 cobalt turns 12 x 8 sometimes 13 x 8 gear assembly strong prop guess what gave out prop blade hit entire nose section Now nothing wrong fuselage front end Its just fact chunk maple called prop much stronger balsa supporting motor mount Anyway did The accompanying photos show what did help deal problems discussed above chose modifr props shown knowing full well making changes prop manufacturer would frown upon acknowledged fact own full responsibility However fully comfortable because application prop mods wasfor Electric use no way would props modified way used onithe large piston engines props originally intended Here detalls Using drill press appropriately-sized hole saw carefully cut some circular grooves prop hubs hole saws pilot drill just right size original prop bore saw cuts made about halfway through hub wood thickness estimated would about right reduction prop strength still being plenty strong intended Electric applica tion To test demonstrate efficacy scheme devised technique shown photos fitted length -in music wirethe kind sold hobby shops landing gears etc standard Electric-style prop-drive adaptor mounted wire rigidly vise approximately -in spacing between vise jaws back prop adaptor represents about dimensions involved some standard gear drives -in LG wire thought least strong probably stronger output-shaft material used some speed reducers Ive used I first mounted unmodified large prop smacked blade tip palm hand attempt simulate blade hitting ground clear photo what happened shaft bent like limp noodle I replaced simulated shaft fresh hunk -in music wire replaced prop modified same test Thud Crack prop broke tried other blade Thud Crack shaft Yes did have slight distortion visible photo anywhere near shaft first test Now out flying field First wanted test confirm safety modified props positioned Lanzo out field anchored place backed off safe distance started motor restarted repeatedly prop held tough flew didnt fly just once either times installed other samples modified props same resultsno prop failures ground air More testing done J-3 same encouraging results happened An imperfect landing Cub Crack blade yielded no bent prop shaft Id much rather buy new prop straighten -in shaft drives -in shafts dont personally use did surely would use modified props shown A final point Whats discussed shown personal choice what props consequences propeller modi fication pertain modeling activities personal responsibility modifica tion intended props designed Continued page 144 Inua m-urrormance ysTem TOP PERFORMANCE K&B ENGINES Akplane Monne K&B FUELSK&B GLOW PLUGS 9 Blends4 Choices Matched Finish System BEST APPEARANCE K&B FIBERGLASS CLOTH K&B MIcroBallosns FILLER K&B SUPER POXY RESIN K&B SUPER POXY THINNER K&B SUPER POXY PRIMER K&B SUPER POXY PAINT K&B MIXING CUPS 142 Model Aviation FOURACCESSORIES FOUR cyciFOUR CYCLE IN-COWL MUFFLERS ENGINE MOUNTS JT CAB ENVA 46 AC UP/INY ENGINE AS ENVA 46 AC UP/HWY/SIDE ENGINE 2000 CANt AtONING ALLVITENS ENVA 0040 AC UP/HWY ENGINE2000 Gmouo NO .un LIONJT-EGS ENYA 6040 AC UP/INV/SIDE ENGINE 2700 513 POLIS3IIIINNOIT-ENS ENYA 60420 AC UP/HWY ENGINE 00 SOCKEt CAP 6E9hW3 INCLANI. HT-ENS ENVA 90-120 AC UP/HWY/SIDE ENGINE 2700 DRILLED AND TAPPEDP05Jr-ERG ENVA 6 130 PC UP/INY ENGINE 3000 UNNIIINN P06 ZI-AO..SOO HTERS ENTA 9120 PC UP/INY/SIDE ENG.3000 HP VT 21loGoJYANS NP VT 46 I/P/HWY ENGINE 2000 ENYA 33-40 AC1000JTAOS OP VT AS IIP/IWV/6IDE ENGINE SAITO PA 301000JTWAB MAX P540 UP/HWY ENGINE 000 OS MAX 40 PC1000 JTW45 NAG PS 40 UP/HWY/SIDE ENGINE2000 OS WAX AGO1000HTOHS WAX PS Gi UP/HWY ENGINE 2000 OS WAX ASS1000JT-OIS WAX PS 61 UP/HWY/SIDE ENGINE2000 SAITO PA 40-451000JTNOS WAX PS 00 UP/IWY ENGINE 2700 ENVA AS AC1000JTNOS WAX PS 00 UP/INVISIDE ENGINE 2700 WESRA TAA01000-IT-W26 WAX PS 120 UP/IWY ENGINE 2700 HP VT 461200JTW2S WAX PS 120 UP/HWY/SIDE ENGINE 2700 URNNIII6N 0930-90. 1100ItJTSA9 SAlle P445 UP/HWy ENGINE 2000 OS MAX PS 61.boo11645 SAITO PA 43 UP/INY/SIDE ENGINE 2000 OS MAX PS30-73001300-11069 54110 PA 63 UP/INY ENGINE 2000 ENYA 60-S0-90-1204C1300JTSWS SAITO P463 UP/INY/SIDE ENGINE 2000 UNONIURN P09 1201600JT320 NAITO PA 120 UP/ISV ENGINE 2700 ENYA 9 120 ftC200011025 SAITO PA 120 UP/HWY/SIDE ENGINE OS WAX PS 1201600 POWER OS MAX 12051600STICK SAITO PA 1201800 SHHPNR THORN 23001800 NE TEST STANDS / CAST ALUM INUWC otoleofttle-ot C$VCII6I1 stick ROGAHAR 2/ZA 00 ElI 50 0/As I/2A 10 25 22000 ot OVCiDbIs yox hobby Shop OROtiR DIRSCS Slenedot htmerIt CiscI MO Vb MC COO oCc6p~dZOfortW552flOforCOOand6%.6 FREE CA TALOG Fokker D-VII VK Model Aircraft PO Box 3007 Aurora IL 60505 312-357-1883 WETPOXY SAFE OXY s un que two component epoxy lam nat ng system deve oped offer user safest h ghest qual ty lam nat ng res n ava lab e 1/Pt Kt $l200plus$250S8H 1 Qt KIt $1950 plus $250 S&H GLASS CLOTH 58 oz/aq yd 38 x 6 ft $900 plus $250 S&H 38 x 15 ft $1900 plus $250 S&H 38 x 30 ft $3500 plus $250 SEtH Send SASE additional information ACPs Lightweight Composite Materials Order COD Send Check Money Order AEROSPACE COMPOSITE PRODUCTS PD Box 16621 Dept Irvine CA 92714 Source LIght weight Materials POSI CURE CYANOACRYLATE • TLLs]uJIL1uIlm11g[]I4u SPECIAL INTRODUCTORY OFFER List Sale 1 oz Fast Cure 3-5 Sec49s Savings 50% Off 2 oz Fast Cure 3-5 Sec895$39656% Off 1 oz Gap-Filling 5 Sec$250% Off 2 oz Gap-Filling 5 Sec895$39656% Off OUR GUARANTEE TO YOU satisfied POSI-CURE please return unused portion within 30 days full refundNo questions asked SHELDONS HOBBY SHOP 2135 Old Oakland Rd Jose CA 95131 FOR ORDERS ONLY PLEASE115k 800 228-3237 822-1688 Out State INFO 408 943-0872 California SHIPPING per order Hours Mon-Wed Fri & Sat 930-530 FAST SERVICE Thur 930-900 1200-500 COD ADD $190 - REAl SCALE MODELING * FOR GIANT SCALE BUFFS 8JN4 Jeony $376r16Moooder 8-26 $49 8 D7 PC $3 -Si OH Monqoilo Rb $42 B Gee-BRe $32108 OH MosqoBonb $55 609 d POle Rooc $32 98 Slen- PTi7Koydo $56 p ololille S68 $24 99 NBlb Widono P61 $69 0 noline 568 $35 71 Doog DC-3 1C471 $35 63 Oook Ig DC-3 C471 $33 0lo 08 ii $48 64 SIn, SkyCo$18 16oopo Spol $36 72Co02U1/4 L&S$46 p Bolidog $43 100Co03U1/4[&S$56 107 A, onoo CS SpI $35 60 DongJo M-2 idoji $24 62904 Boo ike $45 68 8,nloi Bolidog Fl $30 78 n, W W Boo $35 59 B onRooR MoLA $54. Goshb PlJC$42 070,,, BRolol POP$54 94Co Coh b FltC$569 LndbegE NO211$20- 660eHonConel8oo$2691 65 HoonMMolIigon$3596 94 HoIoMMolligon84 iS 63 Boeing P266 Fl$3660 84 Boeing P36A RN$4890 69Wooo C-6 Cob,$3675 Weo 4 Lyode832 64BeeobC7B5og$38 OOWeo dOyConde$40* 96ReecbC 7RSog$49S7PodT n 4AT$36 5655Loob1tCeol $ 83 Look 11 LIeolo $40 1t4 Fod TIjoll 4-AT $65 An $24 60 Boeng00Spo$36 74 RepSeo-$en An $39 99 Boe no 00 Spo $49 70 Pioe J3 Cob$29 72 No H op Gonllno $48 106 PloR J3 Cob03996 No b no Oonno $75 98tookHodoonRnb$38 905 noA 316056 O 63 Gon FOP Heilon $38 600 no Lon 3 16 $47 7lRoeing8-1701ol$35 JSOS n Looo3 M$02 tOS Roe B-t7G Pol $55 70 Conso Co PRYSA $42 68 lllOoI WhiOnlind D32 104 Con Co PRY SA $56 68N Ane Novion $39 65idChno C ppe $00 68 ROononon V-Toil $39 97 16Ch no Ci ppe 875 i 77 toeoonbe Sedon $25 62 CoNC 4$59 72 NA 8-25 8onbe 849 94 CoNC 4$69 Nol Soid Thro Deole, Pice~ob1eoiodonge nonE PRICE loflIConRe OtoenRe SIZE oIoln PLAI 400 16oe 501 Up 6-122 Pon Alooy nIl * Add 10% 0 oil odenl bippng & IOC RIo USACon&16eoElelobeeiois fbyonl Pilloriol ooloioo $200 tinolode 94 Loll P,oe 101 CRolion olone $100 ni loegn odd $1 00 LEVELAND MODEL & SUPPLY Co0. ERWoCRTPoORARR..AoIOIIOUIflESI FRIRCO 51001 SIr OReIC opinsopooiI 10309K DETROIT AVE CLEVELAND OlfiD 44182 lonnno.R9onI Phone Sl5 P16ROT 1005 TI 12161 961 3600 C CORE Eon 0000 used g enes going used Electrics manner presented herein surely would props used gas engines glow diesel ignition-equipped piston engines course such modifi cation has no purpose anyway since en gines prop shafts appropriately strong theres no denying success technique used intended purpose Additonal reading subject speedreducer damage repair may found Mitch Polings Electric Power column December 1986 issue Model Builder maga zine monumental blunder occurred January 1987 column want acknowledge apologize sincere way Tom Kerr K&W Enterprises Philadelphia PA Tom manufactures folding props somehow managed get wrong name column Tom quite gentleman didnt hang up called him acknowledge blunder Anyway Tom working very hard develop line folders Electric inter ested readers can find him 7824 Lexington Ave Philadelphia PA 19152 telephone number 215 331-4890 Thats folks column finally ended beginning wonder ever would since its taken longer write other recent memory Please send comment question SASE please author Bob Kopski 25 West End Dr Lansdale PA 19446 Next monthexclusive info new unbe lievable motor RC Old-Timers/Mathews Continued page 49 carefully reworks usable parts installs large-bore modem V-8 engine paints metallic red chromes everything will stand still has just much fun doing history nut did family take equal enjoyment driving street rod rallies comparing notes performance screeching tire two swapping tales performance involved developing modern technology applying hobby Now Model T fun other degree superiority between other fellow renegade Obviously no can bestow assessment quantify judgment concerning T better other strictly personal preference nothing can should made everyone having fun hobby harming anyone else whos make judgement Unfortunately tend make judgements importance someone elses activities rub Frankly dont know restorer-types performance-types can coexist inside same organization would certainly hope Dee B Mathews 909 MaizeRd Townhouse 734 Wichita KS 87212 responding advertisers mention read about Model Aviation 144 Model Aviation
Edition: Model Aviation - 1987/03
Page Numbers: 46, 47, 141, 142, 144
Radio Control E lectrics Bob Kopski THIS COLUMN always fun write time two weeks Ive pondering what write respect passing recently-found friend short time done much Electric done much over longer course did much American world aeromodeling Im referring Dwight Holley departed longest flight Monday November 10 1986 direct result long illness met Dwight few years ago 82 casual visitor KRC Electric Fly attending out curiosity new Electric stuff just attained world fame having captured World Soaring Championship 1981 remembered reading accounts victory modeling magazines wasWorld Champat Electric Fly remember slender enersetic friendly modeler walking flight line examining Electrics talking everyone As under stand Dwight some prior interest Electric visit would prove catalytic what would become strongest reactions Electric Ive ever seen no further contact Dwight about year eveningfrom Out nowherehe called Over line came bubbling enthusiastic voice asking some information motors World Soaring Champ asking help nervous admit Following phone conversation called some local friends Hey Guess just called came 1984 Electric Fly Dwight Holley appeared scene planes hand AsI could appreciate later really itjust like hed attack area modeling endeavor like champion both barrels loaded full-force-ahead-I-can-do-it attitude dont think Ive ever met enthusiastic modeler kind interest drive often characteristic beginning model ers first RC except Dwight no beginner time visit 1984 Electric Fly resulted Dwights establishing Holleys Silent Flight meet found common plight existing would-be Electric modelers getting Electric supplies So Dwight set up business sole purpose serving needs quiet fliersboth Sailplane Electric However dominant business Holleys Silent Flight quickly became supplying Electric need evolved because Sail plane supplies usually readily available throughout country no estab lished single source Electric supplies modeler could get just about anything wanted including help Dwight took special pride latter point 46 Model Aviation Dwight Holley brought highly-modified Piece 0 Cake 1985 KRC Electric Fly Power geared Astro 15 cobaltthe plane flew up storm crowd loved little tag Dwights shirt reads Holleys Silent Flight Dwight Holley Get Electric Elation Well miss him RlP Photo Charles Sylvia As seen above L largeTop Flite wood prop isaboutto modified discussed column Usea hole saw drill press propsits backup wood block youve finished will slots cut halfwaythrough prop hub area R Hole saw used 1 46-in diameter Look Below heres unmodified prop L mounted Va-in music wire shaft slapping tip prop fairly hard palm hand simulates what happens prop strikes solid object whileyour plane isflying Center hub has slotted doing samething R leavesthe shaft unhurtonlythe prop breaks Dontdo trick props intended use glow ignition engines Also implied advice use plastic/fiberglass props Electrics determined sell modeler things would work well combination depending persons specific interest Hol leys quickly grew stocked larger larger supplies domestic foreign Electric products soon became routine get letters columns readers said bought Electric goodies Holleys came summer 1985 Dwight lovely wife Mary Ann invited stop place Connecticut could travel together First Annual South Shore Electric Fly near Bridgewater MA July known some time Dwight fighting serious illness during visit came understand fully devastating extent condition Dwight attacked matter just aggressed aeromodeling pursuits full-force Imgonna-do-it mentality Its kind stuff see movies Its kind stuff personally have great difficulty understanding September 85 brought both Electric Fly Dwight Mary Ann bright earlysetting up planes Holleys supply area made lots tendees very happy both Electric goodies Electric modeling help made avail able meet Dwight talked corresponded after meet did know 85 meet last time Id see him remember some phone conversations during months followed Dwights out look remained steadfastly positivebut conversations others closer not-too-positive reality circumstance knowledge made gradually harder harder call himexactly inappropri ate thingbut became more per sonally up-tight just plain sad about situation told others Dwights hope attend 86 Electric Fly didnt happen spending more time hospital too weak too ill make trip absence glaring regulars meet spoke asked condition Dwight did send suppport affalr fine merchandise donation Thats way John Sermos friend lives near him gave not-too-encouraging report Dwights health Personally feeling more dismal wife nurse kept call friend somehow felt stalled couldnt finally got idea something could him thought came day work mind day fact hard pressed think about anything else knew exactly what would would get full set reprints photographs taken 1986 Electric Flyover 100 themand send Dwight Surely hed enjoy thought could finally something him made feel quite happy would weekendthe earliest could get topquality photo place does developing idea came Tuesday No vember 11 Happy Landings Dwight related matter January column made reference video John Sermos John has combined footage 1985 1986 Electric Fly rallies has dedicated tape memory Dwight Holley John very quick rushes tape showed video Dwight long after recent Electric Fly John now process making Continued page 141 going flying words conjure up images battles balky engines instead carefree days field youre using McDaniel R/C NiStarterTM light plug NiStartersTM heavy-duty nicad power will provide up 50 reliable quick starts charge features famous Head LockTM adapter brass reinforcing ring around crimped end really extends its life works sideways inverted information well NiStarter works just go local flying field may have wait NiStartersTM always flying K McDaniel RIC Incorporated I12206 Guinevere Road enn Dale MD 20769 3011464-2260 Telex 287901 McD-UR take hassle out hobby ,vv OPTIMIZE YOUR ENGINES OUTPUT TATONES THRUST TESTER TATONE 30-13 Use TATONES.... ALUM MOTOR MOUNT THRUST TESTER determine maximum Output usingENGINE engineTH ROTTLE different-CO NTROL props fuel mixtures RPM levels Check engine SAFETY STARTING LOCK * * Long Engine Life * * Use BRU LINE Air Cleaner Completely Fuel Proof Nylon Rubber Parts Cat No 102 Air Cleaner Coarse Cat No 202 Air Cleaner Fine Replacement Inserts Cat No 104 PkI2 Inserts Coarse Cat No 204 Pk/2 Inserts Fine $225 $225 $195 $195 FITS MOST ENGINES 25 UP SEE YOUR LOCAL HOBBY DEALER IF UNAVAILABLE LOCALLY SEND TO Add 75 shippingMichigan residents add 4% sales tax Bru Line Industries Inc PO Box 3786 Center Line Michigan 48015 March 1 987 47 ONLY $6996 HERES HOW IT WORKS.@rn-line BUT WHATS THE REMOTE HEADLOCKWhen engine idle low throttleADVANTAGE acti DEVICEMICRO-SWITCHTHROTTLEservo position Micro-switch isKeeps engine going SERVOvated lights Glow Plugs V18 0flneed mostl on/off positionbcmrd Ni-CdMare dependability 4 cycle adjustablenot included engine accelrating high thr-engines o ottle servo position Micro-switch isConvenient lighting forcowled-in Nilite Illor inverted engines manualy turned off gine starting ONilite Ill power source l200ma NI-38K90-Nilite III Kit$3595 GROUND Cd battery can charged through38K90C-Nilite Ill asbld$4395 unit charge jack charge jack and38K91--Twin NIII kit$4295 system charger supplied38K91 C--Twin NIII asbld$4995 CHARGE JACKIf odeed tireCt dd $200 Conplete weights 3Boz Total airborn unitKcetelog $200 Phone ale 584-7121 AddreS iie Weet 19th St PO9oo SYSTEM ON/OFFNI-CD ISWITCHq~i 511CR HigginviIIo MO Zip 64037 good news Larry turning day-to day operation UMP over Alex Bereezky Larry will continue design devel opment work Heres hoping Larry Alex will able offer s-w Meteor kit season new kit-plane contest Dave Thompsons own-designed Owl Youve probably seen advertisement magazine Daves Owl also very-nicely-proportioned ship span 132 Meteor 127 Dave recognized void market strong easy-to-build kit aimed all-out AMA-type Best New Design Award Sun Fun Lakeland Florida Features l/4Scale9O span 4 cycle 45 2 cycle 40 Plans $1750 ppd Dry Ridge Models 59 McCurry Rd Weaverville NC 28787 ELECTRIC FLIGHT SUPPLIES THROTTLES SC-5 02 05 2 8 cell $62 SC-4 05 407 26 cell $62 SC-3 25 10010 28 cell $127 #16 WIRE-259 strand $7 epted JOMAR 2028 Knightsbridge Dr Cinti OH 45244 Cali 513-474-0985 Thermal competition looks though Owl will fill niche us flew Daves plane after contest either air vert up heck machine diving zooming over sky see handled just stayed up Several us decided spot build has fully-sheeted built-up wing Eppler 193 airfoil epoxy/glass fuselage has removable nose cone Ia Decker makes getting works very easy Theres hefty plywood keel fuse/nose cone dork landings wont break anything up point Dave has Thermic Sniffler prototype prefer build straight kit rather modify polyhedral kit Owl bears looking Chuck CaIdwell newsletter editor Corpus Christi TX RC Club wrote about interesting type cross-country contest held last Au gust Its closed-circuit course held Navy airfield Lets let Chuck also CD de scnbe fly four laps five-kilometer triangular course making 20 km total distance Navy cooperates giving us exclusive use field weekendit normally training airfield works out nice relatively headache-free contest theres no road traffic worry about contestants bring ownor share launching equipment Theres nice prize shoot $500 cash first team complete 20 km 32 minutes less special cash prize addition trophies other prizes awarded Nobody won money year low time turned Jim Farris flying 14-foot T-tailed Spirit wings sheeted formica making ultra-smooth surface Also Jims team Dick Reddy Chris Lee Next year may raise money time 40 minutes Dates 87 August 22 23 Thanks rundown Chuck sounds like exciting race because imagine planes view starting area whole time Hope theres good turnout Byron Blakeslee 3134 Winnebago Dr Sedalia CO 80135 RC Electrics/Kopski Continued page 47 tape available through AMA entitled Electric Flight estimated available mid-1987 will provide updating information becomes available warm feeling about cold-weather flying came over last evening read Jim Zarembskis Electric column January 1987 issue HIGH SPEED STEEL DRILL WITH EXTENSION CAPABLE OF REACHING 16 INCHES INTO YOUR MODELGREAT FOR PUTTING HOLE IN RIB OR BULKHEAD WEVE SOLD THOUSANDS EDROI81/8inch499 EDF325/32inch549 EDR3I63/16inch599 EDl41/4inch699 HARRY B HIGLEY & SONS INC P o Box 532 GLENWOOD iLL 60425 March 1987 141 J-3 KITTEN ULTRALIGHT EXTENDED DRILL ACM Ive written past about do- ability winter Electric flying Jim has done much betteriob descriptions feelings sounds other sensory inputs happen during snow-time flying very poi gnant highly accuratejust exactly what Ive experienced winters past youre still wondering what cold-weather Electric flying like look up issue d reducers large props increasingly popular seems based what saw recent Electric Fly reported January 87 column Ive used years standard lament has fact large propspast 10 incan very strong chunks lumber indeed fact wooden wind pushers can much stronger gear drives shafts attached Lets look bit Ive using 12 x 8 prop eight-year- old J-3 Its driven old-style Astro 15 belt drive prop shaft sturdy -in shaft now thenon imperfect land ingthe prop hits ground Often prop doesnt break very often slight bend put prop shaft A much worse circumstance occurs large prop mounted smaller- diameter prop drive shaft some gear drives use output shaft about -in diameter simply dont stand chance large wooden blades theyre turning hit ground Ive putting up problem years what finally pushed something about bad landing new Lanzo Bomber Its geared Astro 15 cobalt turns 12 x 8 sometimes 13 x 8 gear assembly strong prop guess what gave out prop blade hit entire nose section Now nothing wrong fuselage front end Its just fact chunk maple called prop much stronger balsa supporting motor mount Anyway did The accompanying photos show what did help deal problems discussed above chose modifr props shown knowing full well making changes prop manufacturer would frown upon acknowledged fact own full responsibility However fully comfortable because application prop mods wasfor Electric use no way would props modified way used onithe large piston engines props originally intended Here detalls Using drill press appropriately-sized hole saw carefully cut some circular grooves prop hubs hole saws pilot drill just right size original prop bore saw cuts made about halfway through hub wood thickness estimated would about right reduction prop strength still being plenty strong intended Electric applica tion To test demonstrate efficacy scheme devised technique shown photos fitted length -in music wirethe kind sold hobby shops landing gears etc standard Electric-style prop-drive adaptor mounted wire rigidly vise approximately -in spacing between vise jaws back prop adaptor represents about dimensions involved some standard gear drives -in LG wire thought least strong probably stronger output-shaft material used some speed reducers Ive used I first mounted unmodified large prop smacked blade tip palm hand attempt simulate blade hitting ground clear photo what happened shaft bent like limp noodle I replaced simulated shaft fresh hunk -in music wire replaced prop modified same test Thud Crack prop broke tried other blade Thud Crack shaft Yes did have slight distortion visible photo anywhere near shaft first test Now out flying field First wanted test confirm safety modified props positioned Lanzo out field anchored place backed off safe distance started motor restarted repeatedly prop held tough flew didnt fly just once either times installed other samples modified props same resultsno prop failures ground air More testing done J-3 same encouraging results happened An imperfect landing Cub Crack blade yielded no bent prop shaft Id much rather buy new prop straighten -in shaft drives -in shafts dont personally use did surely would use modified props shown A final point Whats discussed shown personal choice what props consequences propeller modi fication pertain modeling activities personal responsibility modifica tion intended props designed Continued page 144 Inua m-urrormance ysTem TOP PERFORMANCE K&B ENGINES Akplane Monne K&B FUELSK&B GLOW PLUGS 9 Blends4 Choices Matched Finish System BEST APPEARANCE K&B FIBERGLASS CLOTH K&B MIcroBallosns FILLER K&B SUPER POXY RESIN K&B SUPER POXY THINNER K&B SUPER POXY PRIMER K&B SUPER POXY PAINT K&B MIXING CUPS 142 Model Aviation FOURACCESSORIES FOUR cyciFOUR CYCLE IN-COWL MUFFLERS ENGINE MOUNTS JT CAB ENVA 46 AC UP/INY ENGINE AS ENVA 46 AC UP/HWY/SIDE ENGINE 2000 CANt AtONING ALLVITENS ENVA 0040 AC UP/HWY ENGINE2000 Gmouo NO .un LIONJT-EGS ENYA 6040 AC UP/INV/SIDE ENGINE 2700 513 POLIS3IIIINNOIT-ENS ENYA 60420 AC UP/HWY ENGINE 00 SOCKEt CAP 6E9hW3 INCLANI. HT-ENS ENVA 90-120 AC UP/HWY/SIDE ENGINE 2700 DRILLED AND TAPPEDP05Jr-ERG ENVA 6 130 PC UP/INY ENGINE 3000 UNNIIINN P06 ZI-AO..SOO HTERS ENTA 9120 PC UP/INY/SIDE ENG.3000 HP VT 21loGoJYANS NP VT 46 I/P/HWY ENGINE 2000 ENYA 33-40 AC1000JTAOS OP VT AS IIP/IWV/6IDE ENGINE SAITO PA 301000JTWAB MAX P540 UP/HWY ENGINE 000 OS MAX 40 PC1000 JTW45 NAG PS 40 UP/HWY/SIDE ENGINE2000 OS WAX AGO1000HTOHS WAX PS Gi UP/HWY ENGINE 2000 OS WAX ASS1000JT-OIS WAX PS 61 UP/HWY/SIDE ENGINE2000 SAITO PA 40-451000JTNOS WAX PS 00 UP/IWY ENGINE 2700 ENVA AS AC1000JTNOS WAX PS 00 UP/INVISIDE ENGINE 2700 WESRA TAA01000-IT-W26 WAX PS 120 UP/IWY ENGINE 2700 HP VT 461200JTW2S WAX PS 120 UP/HWY/SIDE ENGINE 2700 URNNIII6N 0930-90. 1100ItJTSA9 SAlle P445 UP/HWy ENGINE 2000 OS MAX PS 61.boo11645 SAITO PA 43 UP/INY/SIDE ENGINE 2000 OS MAX PS30-73001300-11069 54110 PA 63 UP/INY ENGINE 2000 ENYA 60-S0-90-1204C1300JTSWS SAITO P463 UP/INY/SIDE ENGINE 2000 UNONIURN P09 1201600JT320 NAITO PA 120 UP/ISV ENGINE 2700 ENYA 9 120 ftC200011025 SAITO PA 120 UP/HWY/SIDE ENGINE OS WAX PS 1201600 POWER OS MAX 12051600STICK SAITO PA 1201800 SHHPNR THORN 23001800 NE TEST STANDS / CAST ALUM INUWC otoleofttle-ot C$VCII6I1 stick ROGAHAR 2/ZA 00 ElI 50 0/As I/2A 10 25 22000 ot OVCiDbIs yox hobby Shop OROtiR DIRSCS Slenedot htmerIt CiscI MO Vb MC COO oCc6p~dZOfortW552flOforCOOand6%.6 FREE CA TALOG Fokker D-VII VK Model Aircraft PO Box 3007 Aurora IL 60505 312-357-1883 WETPOXY SAFE OXY s un que two component epoxy lam nat ng system deve oped offer user safest h ghest qual ty lam nat ng res n ava lab e 1/Pt Kt $l200plus$250S8H 1 Qt KIt $1950 plus $250 S&H GLASS CLOTH 58 oz/aq yd 38 x 6 ft $900 plus $250 S&H 38 x 15 ft $1900 plus $250 S&H 38 x 30 ft $3500 plus $250 SEtH Send SASE additional information ACPs Lightweight Composite Materials Order COD Send Check Money Order AEROSPACE COMPOSITE PRODUCTS PD Box 16621 Dept Irvine CA 92714 Source LIght weight Materials POSI CURE CYANOACRYLATE • TLLs]uJIL1uIlm11g[]I4u SPECIAL INTRODUCTORY OFFER List Sale 1 oz Fast Cure 3-5 Sec49s Savings 50% Off 2 oz Fast Cure 3-5 Sec895$39656% Off 1 oz Gap-Filling 5 Sec$250% Off 2 oz Gap-Filling 5 Sec895$39656% Off OUR GUARANTEE TO YOU satisfied POSI-CURE please return unused portion within 30 days full refundNo questions asked SHELDONS HOBBY SHOP 2135 Old Oakland Rd Jose CA 95131 FOR ORDERS ONLY PLEASE115k 800 228-3237 822-1688 Out State INFO 408 943-0872 California SHIPPING per order Hours Mon-Wed Fri & Sat 930-530 FAST SERVICE Thur 930-900 1200-500 COD ADD $190 - REAl SCALE MODELING * FOR GIANT SCALE BUFFS 8JN4 Jeony $376r16Moooder 8-26 $49 8 D7 PC $3 -Si OH Monqoilo Rb $42 B Gee-BRe $32108 OH MosqoBonb $55 609 d POle Rooc $32 98 Slen- PTi7Koydo $56 p ololille S68 $24 99 NBlb Widono P61 $69 0 noline 568 $35 71 Doog DC-3 1C471 $35 63 Oook Ig DC-3 C471 $33 0lo 08 ii $48 64 SIn, SkyCo$18 16oopo Spol $36 72Co02U1/4 L&S$46 p Bolidog $43 100Co03U1/4[&S$56 107 A, onoo CS SpI $35 60 DongJo M-2 idoji $24 62904 Boo ike $45 68 8,nloi Bolidog Fl $30 78 n, W W Boo $35 59 B onRooR MoLA $54. Goshb PlJC$42 070,,, BRolol POP$54 94Co Coh b FltC$569 LndbegE NO211$20- 660eHonConel8oo$2691 65 HoonMMolIigon$3596 94 HoIoMMolligon84 iS 63 Boeing P266 Fl$3660 84 Boeing P36A RN$4890 69Wooo C-6 Cob,$3675 Weo 4 Lyode832 64BeeobC7B5og$38 OOWeo dOyConde$40* 96ReecbC 7RSog$49S7PodT n 4AT$36 5655Loob1tCeol $ 83 Look 11 LIeolo $40 1t4 Fod TIjoll 4-AT $65 An $24 60 Boeng00Spo$36 74 RepSeo-$en An $39 99 Boe no 00 Spo $49 70 Pioe J3 Cob$29 72 No H op Gonllno $48 106 PloR J3 Cob03996 No b no Oonno $75 98tookHodoonRnb$38 905 noA 316056 O 63 Gon FOP Heilon $38 600 no Lon 3 16 $47 7lRoeing8-1701ol$35 JSOS n Looo3 M$02 tOS Roe B-t7G Pol $55 70 Conso Co PRYSA $42 68 lllOoI WhiOnlind D32 104 Con Co PRY SA $56 68N Ane Novion $39 65idChno C ppe $00 68 ROononon V-Toil $39 97 16Ch no Ci ppe 875 i 77 toeoonbe Sedon $25 62 CoNC 4$59 72 NA 8-25 8onbe 849 94 CoNC 4$69 Nol Soid Thro Deole, Pice~ob1eoiodonge nonE PRICE loflIConRe OtoenRe SIZE oIoln PLAI 400 16oe 501 Up 6-122 Pon Alooy nIl * Add 10% 0 oil odenl bippng & IOC RIo USACon&16eoElelobeeiois fbyonl Pilloriol ooloioo $200 tinolode 94 Loll P,oe 101 CRolion olone $100 ni loegn odd $1 00 LEVELAND MODEL & SUPPLY Co0. ERWoCRTPoORARR..AoIOIIOUIflESI FRIRCO 51001 SIr OReIC opinsopooiI 10309K DETROIT AVE CLEVELAND OlfiD 44182 lonnno.R9onI Phone Sl5 P16ROT 1005 TI 12161 961 3600 C CORE Eon 0000 used g enes going used Electrics manner presented herein surely would props used gas engines glow diesel ignition-equipped piston engines course such modifi cation has no purpose anyway since en gines prop shafts appropriately strong theres no denying success technique used intended purpose Additonal reading subject speedreducer damage repair may found Mitch Polings Electric Power column December 1986 issue Model Builder maga zine monumental blunder occurred January 1987 column want acknowledge apologize sincere way Tom Kerr K&W Enterprises Philadelphia PA Tom manufactures folding props somehow managed get wrong name column Tom quite gentleman didnt hang up called him acknowledge blunder Anyway Tom working very hard develop line folders Electric inter ested readers can find him 7824 Lexington Ave Philadelphia PA 19152 telephone number 215 331-4890 Thats folks column finally ended beginning wonder ever would since its taken longer write other recent memory Please send comment question SASE please author Bob Kopski 25 West End Dr Lansdale PA 19446 Next monthexclusive info new unbe lievable motor RC Old-Timers/Mathews Continued page 49 carefully reworks usable parts installs large-bore modem V-8 engine paints metallic red chromes everything will stand still has just much fun doing history nut did family take equal enjoyment driving street rod rallies comparing notes performance screeching tire two swapping tales performance involved developing modern technology applying hobby Now Model T fun other degree superiority between other fellow renegade Obviously no can bestow assessment quantify judgment concerning T better other strictly personal preference nothing can should made everyone having fun hobby harming anyone else whos make judgement Unfortunately tend make judgements importance someone elses activities rub Frankly dont know restorer-types performance-types can coexist inside same organization would certainly hope Dee B Mathews 909 MaizeRd Townhouse 734 Wichita KS 87212 responding advertisers mention read about Model Aviation 144 Model Aviation
Edition: Model Aviation - 1987/03
Page Numbers: 46, 47, 141, 142, 144
Radio Control E lectrics Bob Kopski THIS COLUMN always fun write time two weeks Ive pondering what write respect passing recently-found friend short time done much Electric done much over longer course did much American world aeromodeling Im referring Dwight Holley departed longest flight Monday November 10 1986 direct result long illness met Dwight few years ago 82 casual visitor KRC Electric Fly attending out curiosity new Electric stuff just attained world fame having captured World Soaring Championship 1981 remembered reading accounts victory modeling magazines wasWorld Champat Electric Fly remember slender enersetic friendly modeler walking flight line examining Electrics talking everyone As under stand Dwight some prior interest Electric visit would prove catalytic what would become strongest reactions Electric Ive ever seen no further contact Dwight about year eveningfrom Out nowherehe called Over line came bubbling enthusiastic voice asking some information motors World Soaring Champ asking help nervous admit Following phone conversation called some local friends Hey Guess just called came 1984 Electric Fly Dwight Holley appeared scene planes hand AsI could appreciate later really itjust like hed attack area modeling endeavor like champion both barrels loaded full-force-ahead-I-can-do-it attitude dont think Ive ever met enthusiastic modeler kind interest drive often characteristic beginning model ers first RC except Dwight no beginner time visit 1984 Electric Fly resulted Dwights establishing Holleys Silent Flight meet found common plight existing would-be Electric modelers getting Electric supplies So Dwight set up business sole purpose serving needs quiet fliersboth Sailplane Electric However dominant business Holleys Silent Flight quickly became supplying Electric need evolved because Sail plane supplies usually readily available throughout country no estab lished single source Electric supplies modeler could get just about anything wanted including help Dwight took special pride latter point 46 Model Aviation Dwight Holley brought highly-modified Piece 0 Cake 1985 KRC Electric Fly Power geared Astro 15 cobaltthe plane flew up storm crowd loved little tag Dwights shirt reads Holleys Silent Flight Dwight Holley Get Electric Elation Well miss him RlP Photo Charles Sylvia As seen above L largeTop Flite wood prop isaboutto modified discussed column Usea hole saw drill press propsits backup wood block youve finished will slots cut halfwaythrough prop hub area R Hole saw used 1 46-in diameter Look Below heres unmodified prop L mounted Va-in music wire shaft slapping tip prop fairly hard palm hand simulates what happens prop strikes solid object whileyour plane isflying Center hub has slotted doing samething R leavesthe shaft unhurtonlythe prop breaks Dontdo trick props intended use glow ignition engines Also implied advice use plastic/fiberglass props Electrics determined sell modeler things would work well combination depending persons specific interest Hol leys quickly grew stocked larger larger supplies domestic foreign Electric products soon became routine get letters columns readers said bought Electric goodies Holleys came summer 1985 Dwight lovely wife Mary Ann invited stop place Connecticut could travel together First Annual South Shore Electric Fly near Bridgewater MA July known some time Dwight fighting serious illness during visit came understand fully devastating extent condition Dwight attacked matter just aggressed aeromodeling pursuits full-force Imgonna-do-it mentality Its kind stuff see movies Its kind stuff personally have great difficulty understanding September 85 brought both Electric Fly Dwight Mary Ann bright earlysetting up planes Holleys supply area made lots tendees very happy both Electric goodies Electric modeling help made avail able meet Dwight talked corresponded after meet did know 85 meet last time Id see him remember some phone conversations during months followed Dwights out look remained steadfastly positivebut conversations others closer not-too-positive reality circumstance knowledge made gradually harder harder call himexactly inappropri ate thingbut became more per sonally up-tight just plain sad about situation told others Dwights hope attend 86 Electric Fly didnt happen spending more time hospital too weak too ill make trip absence glaring regulars meet spoke asked condition Dwight did send suppport affalr fine merchandise donation Thats way John Sermos friend lives near him gave not-too-encouraging report Dwights health Personally feeling more dismal wife nurse kept call friend somehow felt stalled couldnt finally got idea something could him thought came day work mind day fact hard pressed think about anything else knew exactly what would would get full set reprints photographs taken 1986 Electric Flyover 100 themand send Dwight Surely hed enjoy thought could finally something him made feel quite happy would weekendthe earliest could get topquality photo place does developing idea came Tuesday No vember 11 Happy Landings Dwight related matter January column made reference video John Sermos John has combined footage 1985 1986 Electric Fly rallies has dedicated tape memory Dwight Holley John very quick rushes tape showed video Dwight long after recent Electric Fly John now process making Continued page 141 going flying words conjure up images battles balky engines instead carefree days field youre using McDaniel R/C NiStarterTM light plug NiStartersTM heavy-duty nicad power will provide up 50 reliable quick starts charge features famous Head LockTM adapter brass reinforcing ring around crimped end really extends its life works sideways inverted information well NiStarter works just go local flying field may have wait NiStartersTM always flying K McDaniel RIC Incorporated I12206 Guinevere Road enn Dale MD 20769 3011464-2260 Telex 287901 McD-UR take hassle out hobby ,vv OPTIMIZE YOUR ENGINES OUTPUT TATONES THRUST TESTER TATONE 30-13 Use TATONES.... ALUM MOTOR MOUNT THRUST TESTER determine maximum Output usingENGINE engineTH ROTTLE different-CO NTROL props fuel mixtures RPM levels Check engine SAFETY STARTING LOCK * * Long Engine Life * * Use BRU LINE Air Cleaner Completely Fuel Proof Nylon Rubber Parts Cat No 102 Air Cleaner Coarse Cat No 202 Air Cleaner Fine Replacement Inserts Cat No 104 PkI2 Inserts Coarse Cat No 204 Pk/2 Inserts Fine $225 $225 $195 $195 FITS MOST ENGINES 25 UP SEE YOUR LOCAL HOBBY DEALER IF UNAVAILABLE LOCALLY SEND TO Add 75 shippingMichigan residents add 4% sales tax Bru Line Industries Inc PO Box 3786 Center Line Michigan 48015 March 1 987 47 ONLY $6996 HERES HOW IT WORKS.@rn-line BUT WHATS THE REMOTE HEADLOCKWhen engine idle low throttleADVANTAGE acti DEVICEMICRO-SWITCHTHROTTLEservo position Micro-switch isKeeps engine going SERVOvated lights Glow Plugs V18 0flneed mostl on/off positionbcmrd Ni-CdMare dependability 4 cycle adjustablenot included engine accelrating high thr-engines o ottle servo position Micro-switch isConvenient lighting forcowled-in Nilite Illor inverted engines manualy turned off gine starting ONilite Ill power source l200ma NI-38K90-Nilite III Kit$3595 GROUND Cd battery can charged through38K90C-Nilite Ill asbld$4395 unit charge jack charge jack and38K91--Twin NIII kit$4295 system charger supplied38K91 C--Twin NIII asbld$4995 CHARGE JACKIf odeed tireCt dd $200 Conplete weights 3Boz Total airborn unitKcetelog $200 Phone ale 584-7121 AddreS iie Weet 19th St PO9oo SYSTEM ON/OFFNI-CD ISWITCHq~i 511CR HigginviIIo MO Zip 64037 good news Larry turning day-to day operation UMP over Alex Bereezky Larry will continue design devel opment work Heres hoping Larry Alex will able offer s-w Meteor kit season new kit-plane contest Dave Thompsons own-designed Owl Youve probably seen advertisement magazine Daves Owl also very-nicely-proportioned ship span 132 Meteor 127 Dave recognized void market strong easy-to-build kit aimed all-out AMA-type Best New Design Award Sun Fun Lakeland Florida Features l/4Scale9O span 4 cycle 45 2 cycle 40 Plans $1750 ppd Dry Ridge Models 59 McCurry Rd Weaverville NC 28787 ELECTRIC FLIGHT SUPPLIES THROTTLES SC-5 02 05 2 8 cell $62 SC-4 05 407 26 cell $62 SC-3 25 10010 28 cell $127 #16 WIRE-259 strand $7 epted JOMAR 2028 Knightsbridge Dr Cinti OH 45244 Cali 513-474-0985 Thermal competition looks though Owl will fill niche us flew Daves plane after contest either air vert up heck machine diving zooming over sky see handled just stayed up Several us decided spot build has fully-sheeted built-up wing Eppler 193 airfoil epoxy/glass fuselage has removable nose cone Ia Decker makes getting works very easy Theres hefty plywood keel fuse/nose cone dork landings wont break anything up point Dave has Thermic Sniffler prototype prefer build straight kit rather modify polyhedral kit Owl bears looking Chuck CaIdwell newsletter editor Corpus Christi TX RC Club wrote about interesting type cross-country contest held last Au gust Its closed-circuit course held Navy airfield Lets let Chuck also CD de scnbe fly four laps five-kilometer triangular course making 20 km total distance Navy cooperates giving us exclusive use field weekendit normally training airfield works out nice relatively headache-free contest theres no road traffic worry about contestants bring ownor share launching equipment Theres nice prize shoot $500 cash first team complete 20 km 32 minutes less special cash prize addition trophies other prizes awarded Nobody won money year low time turned Jim Farris flying 14-foot T-tailed Spirit wings sheeted formica making ultra-smooth surface Also Jims team Dick Reddy Chris Lee Next year may raise money time 40 minutes Dates 87 August 22 23 Thanks rundown Chuck sounds like exciting race because imagine planes view starting area whole time Hope theres good turnout Byron Blakeslee 3134 Winnebago Dr Sedalia CO 80135 RC Electrics/Kopski Continued page 47 tape available through AMA entitled Electric Flight estimated available mid-1987 will provide updating information becomes available warm feeling about cold-weather flying came over last evening read Jim Zarembskis Electric column January 1987 issue HIGH SPEED STEEL DRILL WITH EXTENSION CAPABLE OF REACHING 16 INCHES INTO YOUR MODELGREAT FOR PUTTING HOLE IN RIB OR BULKHEAD WEVE SOLD THOUSANDS EDROI81/8inch499 EDF325/32inch549 EDR3I63/16inch599 EDl41/4inch699 HARRY B HIGLEY & SONS INC P o Box 532 GLENWOOD iLL 60425 March 1987 141 J-3 KITTEN ULTRALIGHT EXTENDED DRILL ACM Ive written past about do- ability winter Electric flying Jim has done much betteriob descriptions feelings sounds other sensory inputs happen during snow-time flying very poi gnant highly accuratejust exactly what Ive experienced winters past youre still wondering what cold-weather Electric flying like look up issue d reducers large props increasingly popular seems based what saw recent Electric Fly reported January 87 column Ive used years standard lament has fact large propspast 10 incan very strong chunks lumber indeed fact wooden wind pushers can much stronger gear drives shafts attached Lets look bit Ive using 12 x 8 prop eight-year- old J-3 Its driven old-style Astro 15 belt drive prop shaft sturdy -in shaft now thenon imperfect land ingthe prop hits ground Often prop doesnt break very often slight bend put prop shaft A much worse circumstance occurs large prop mounted smaller- diameter prop drive shaft some gear drives use output shaft about -in diameter simply dont stand chance large wooden blades theyre turning hit ground Ive putting up problem years what finally pushed something about bad landing new Lanzo Bomber Its geared Astro 15 cobalt turns 12 x 8 sometimes 13 x 8 gear assembly strong prop guess what gave out prop blade hit entire nose section Now nothing wrong fuselage front end Its just fact chunk maple called prop much stronger balsa supporting motor mount Anyway did The accompanying photos show what did help deal problems discussed above chose modifr props shown knowing full well making changes prop manufacturer would frown upon acknowledged fact own full responsibility However fully comfortable because application prop mods wasfor Electric use no way would props modified way used onithe large piston engines props originally intended Here detalls Using drill press appropriately-sized hole saw carefully cut some circular grooves prop hubs hole saws pilot drill just right size original prop bore saw cuts made about halfway through hub wood thickness estimated would about right reduction prop strength still being plenty strong intended Electric applica tion To test demonstrate efficacy scheme devised technique shown photos fitted length -in music wirethe kind sold hobby shops landing gears etc standard Electric-style prop-drive adaptor mounted wire rigidly vise approximately -in spacing between vise jaws back prop adaptor represents about dimensions involved some standard gear drives -in LG wire thought least strong probably stronger output-shaft material used some speed reducers Ive used I first mounted unmodified large prop smacked blade tip palm hand attempt simulate blade hitting ground clear photo what happened shaft bent like limp noodle I replaced simulated shaft fresh hunk -in music wire replaced prop modified same test Thud Crack prop broke tried other blade Thud Crack shaft Yes did have slight distortion visible photo anywhere near shaft first test Now out flying field First wanted test confirm safety modified props positioned Lanzo out field anchored place backed off safe distance started motor restarted repeatedly prop held tough flew didnt fly just once either times installed other samples modified props same resultsno prop failures ground air More testing done J-3 same encouraging results happened An imperfect landing Cub Crack blade yielded no bent prop shaft Id much rather buy new prop straighten -in shaft drives -in shafts dont personally use did surely would use modified props shown A final point Whats discussed shown personal choice what props consequences propeller modi fication pertain modeling activities personal responsibility modifica tion intended props designed Continued page 144 Inua m-urrormance ysTem TOP PERFORMANCE K&B ENGINES Akplane Monne K&B FUELSK&B GLOW PLUGS 9 Blends4 Choices Matched Finish System BEST APPEARANCE K&B FIBERGLASS CLOTH K&B MIcroBallosns FILLER K&B SUPER POXY RESIN K&B SUPER POXY THINNER K&B SUPER POXY PRIMER K&B SUPER POXY PAINT K&B MIXING CUPS 142 Model Aviation FOURACCESSORIES FOUR cyciFOUR CYCLE IN-COWL MUFFLERS ENGINE MOUNTS JT CAB ENVA 46 AC UP/INY ENGINE AS ENVA 46 AC UP/HWY/SIDE ENGINE 2000 CANt AtONING ALLVITENS ENVA 0040 AC UP/HWY ENGINE2000 Gmouo NO .un LIONJT-EGS ENYA 6040 AC UP/INV/SIDE ENGINE 2700 513 POLIS3IIIINNOIT-ENS ENYA 60420 AC UP/HWY ENGINE 00 SOCKEt CAP 6E9hW3 INCLANI. HT-ENS ENVA 90-120 AC UP/HWY/SIDE ENGINE 2700 DRILLED AND TAPPEDP05Jr-ERG ENVA 6 130 PC UP/INY ENGINE 3000 UNNIIINN P06 ZI-AO..SOO HTERS ENTA 9120 PC UP/INY/SIDE ENG.3000 HP VT 21loGoJYANS NP VT 46 I/P/HWY ENGINE 2000 ENYA 33-40 AC1000JTAOS OP VT AS IIP/IWV/6IDE ENGINE SAITO PA 301000JTWAB MAX P540 UP/HWY ENGINE 000 OS MAX 40 PC1000 JTW45 NAG PS 40 UP/HWY/SIDE ENGINE2000 OS WAX AGO1000HTOHS WAX PS Gi UP/HWY ENGINE 2000 OS WAX ASS1000JT-OIS WAX PS 61 UP/HWY/SIDE ENGINE2000 SAITO PA 40-451000JTNOS WAX PS 00 UP/IWY ENGINE 2700 ENVA AS AC1000JTNOS WAX PS 00 UP/INVISIDE ENGINE 2700 WESRA TAA01000-IT-W26 WAX PS 120 UP/IWY ENGINE 2700 HP VT 461200JTW2S WAX PS 120 UP/HWY/SIDE ENGINE 2700 URNNIII6N 0930-90. 1100ItJTSA9 SAlle P445 UP/HWy ENGINE 2000 OS MAX PS 61.boo11645 SAITO PA 43 UP/INY/SIDE ENGINE 2000 OS MAX PS30-73001300-11069 54110 PA 63 UP/INY ENGINE 2000 ENYA 60-S0-90-1204C1300JTSWS SAITO P463 UP/INY/SIDE ENGINE 2000 UNONIURN P09 1201600JT320 NAITO PA 120 UP/ISV ENGINE 2700 ENYA 9 120 ftC200011025 SAITO PA 120 UP/HWY/SIDE ENGINE OS WAX PS 1201600 POWER OS MAX 12051600STICK SAITO PA 1201800 SHHPNR THORN 23001800 NE TEST STANDS / CAST ALUM INUWC otoleofttle-ot C$VCII6I1 stick ROGAHAR 2/ZA 00 ElI 50 0/As I/2A 10 25 22000 ot OVCiDbIs yox hobby Shop OROtiR DIRSCS Slenedot htmerIt CiscI MO Vb MC COO oCc6p~dZOfortW552flOforCOOand6%.6 FREE CA TALOG Fokker D-VII VK Model Aircraft PO Box 3007 Aurora IL 60505 312-357-1883 WETPOXY SAFE OXY s un que two component epoxy lam nat ng system deve oped offer user safest h ghest qual ty lam nat ng res n ava lab e 1/Pt Kt $l200plus$250S8H 1 Qt KIt $1950 plus $250 S&H GLASS CLOTH 58 oz/aq yd 38 x 6 ft $900 plus $250 S&H 38 x 15 ft $1900 plus $250 S&H 38 x 30 ft $3500 plus $250 SEtH Send SASE additional information ACPs Lightweight Composite Materials Order COD Send Check Money Order AEROSPACE COMPOSITE PRODUCTS PD Box 16621 Dept Irvine CA 92714 Source LIght weight Materials POSI CURE CYANOACRYLATE • TLLs]uJIL1uIlm11g[]I4u SPECIAL INTRODUCTORY OFFER List Sale 1 oz Fast Cure 3-5 Sec49s Savings 50% Off 2 oz Fast Cure 3-5 Sec895$39656% Off 1 oz Gap-Filling 5 Sec$250% Off 2 oz Gap-Filling 5 Sec895$39656% Off OUR GUARANTEE TO YOU satisfied POSI-CURE please return unused portion within 30 days full refundNo questions asked SHELDONS HOBBY SHOP 2135 Old Oakland Rd Jose CA 95131 FOR ORDERS ONLY PLEASE115k 800 228-3237 822-1688 Out State INFO 408 943-0872 California SHIPPING per order Hours Mon-Wed Fri & Sat 930-530 FAST SERVICE Thur 930-900 1200-500 COD ADD $190 - REAl SCALE MODELING * FOR GIANT SCALE BUFFS 8JN4 Jeony $376r16Moooder 8-26 $49 8 D7 PC $3 -Si OH Monqoilo Rb $42 B Gee-BRe $32108 OH MosqoBonb $55 609 d POle Rooc $32 98 Slen- PTi7Koydo $56 p ololille S68 $24 99 NBlb Widono P61 $69 0 noline 568 $35 71 Doog DC-3 1C471 $35 63 Oook Ig DC-3 C471 $33 0lo 08 ii $48 64 SIn, SkyCo$18 16oopo Spol $36 72Co02U1/4 L&S$46 p Bolidog $43 100Co03U1/4[&S$56 107 A, onoo CS SpI $35 60 DongJo M-2 idoji $24 62904 Boo ike $45 68 8,nloi Bolidog Fl $30 78 n, W W Boo $35 59 B onRooR MoLA $54. Goshb PlJC$42 070,,, BRolol POP$54 94Co Coh b FltC$569 LndbegE NO211$20- 660eHonConel8oo$2691 65 HoonMMolIigon$3596 94 HoIoMMolligon84 iS 63 Boeing P266 Fl$3660 84 Boeing P36A RN$4890 69Wooo C-6 Cob,$3675 Weo 4 Lyode832 64BeeobC7B5og$38 OOWeo dOyConde$40* 96ReecbC 7RSog$49S7PodT n 4AT$36 5655Loob1tCeol $ 83 Look 11 LIeolo $40 1t4 Fod TIjoll 4-AT $65 An $24 60 Boeng00Spo$36 74 RepSeo-$en An $39 99 Boe no 00 Spo $49 70 Pioe J3 Cob$29 72 No H op Gonllno $48 106 PloR J3 Cob03996 No b no Oonno $75 98tookHodoonRnb$38 905 noA 316056 O 63 Gon FOP Heilon $38 600 no Lon 3 16 $47 7lRoeing8-1701ol$35 JSOS n Looo3 M$02 tOS Roe B-t7G Pol $55 70 Conso Co PRYSA $42 68 lllOoI WhiOnlind D32 104 Con Co PRY SA $56 68N Ane Novion $39 65idChno C ppe $00 68 ROononon V-Toil $39 97 16Ch no Ci ppe 875 i 77 toeoonbe Sedon $25 62 CoNC 4$59 72 NA 8-25 8onbe 849 94 CoNC 4$69 Nol Soid Thro Deole, Pice~ob1eoiodonge nonE PRICE loflIConRe OtoenRe SIZE oIoln PLAI 400 16oe 501 Up 6-122 Pon Alooy nIl * Add 10% 0 oil odenl bippng & IOC RIo USACon&16eoElelobeeiois fbyonl Pilloriol ooloioo $200 tinolode 94 Loll P,oe 101 CRolion olone $100 ni loegn odd $1 00 LEVELAND MODEL & SUPPLY Co0. ERWoCRTPoORARR..AoIOIIOUIflESI FRIRCO 51001 SIr OReIC opinsopooiI 10309K DETROIT AVE CLEVELAND OlfiD 44182 lonnno.R9onI Phone Sl5 P16ROT 1005 TI 12161 961 3600 C CORE Eon 0000 used g enes going used Electrics manner presented herein surely would props used gas engines glow diesel ignition-equipped piston engines course such modifi cation has no purpose anyway since en gines prop shafts appropriately strong theres no denying success technique used intended purpose Additonal reading subject speedreducer damage repair may found Mitch Polings Electric Power column December 1986 issue Model Builder maga zine monumental blunder occurred January 1987 column want acknowledge apologize sincere way Tom Kerr K&W Enterprises Philadelphia PA Tom manufactures folding props somehow managed get wrong name column Tom quite gentleman didnt hang up called him acknowledge blunder Anyway Tom working very hard develop line folders Electric inter ested readers can find him 7824 Lexington Ave Philadelphia PA 19152 telephone number 215 331-4890 Thats folks column finally ended beginning wonder ever would since its taken longer write other recent memory Please send comment question SASE please author Bob Kopski 25 West End Dr Lansdale PA 19446 Next monthexclusive info new unbe lievable motor RC Old-Timers/Mathews Continued page 49 carefully reworks usable parts installs large-bore modem V-8 engine paints metallic red chromes everything will stand still has just much fun doing history nut did family take equal enjoyment driving street rod rallies comparing notes performance screeching tire two swapping tales performance involved developing modern technology applying hobby Now Model T fun other degree superiority between other fellow renegade Obviously no can bestow assessment quantify judgment concerning T better other strictly personal preference nothing can should made everyone having fun hobby harming anyone else whos make judgement Unfortunately tend make judgements importance someone elses activities rub Frankly dont know restorer-types performance-types can coexist inside same organization would certainly hope Dee B Mathews 909 MaizeRd Townhouse 734 Wichita KS 87212 responding advertisers mention read about Model Aviation 144 Model Aviation
Edition: Model Aviation - 1987/03
Page Numbers: 46, 47, 141, 142, 144
Radio Control E lectrics Bob Kopski THIS COLUMN always fun write time two weeks Ive pondering what write respect passing recently-found friend short time done much Electric done much over longer course did much American world aeromodeling Im referring Dwight Holley departed longest flight Monday November 10 1986 direct result long illness met Dwight few years ago 82 casual visitor KRC Electric Fly attending out curiosity new Electric stuff just attained world fame having captured World Soaring Championship 1981 remembered reading accounts victory modeling magazines wasWorld Champat Electric Fly remember slender enersetic friendly modeler walking flight line examining Electrics talking everyone As under stand Dwight some prior interest Electric visit would prove catalytic what would become strongest reactions Electric Ive ever seen no further contact Dwight about year eveningfrom Out nowherehe called Over line came bubbling enthusiastic voice asking some information motors World Soaring Champ asking help nervous admit Following phone conversation called some local friends Hey Guess just called came 1984 Electric Fly Dwight Holley appeared scene planes hand AsI could appreciate later really itjust like hed attack area modeling endeavor like champion both barrels loaded full-force-ahead-I-can-do-it attitude dont think Ive ever met enthusiastic modeler kind interest drive often characteristic beginning model ers first RC except Dwight no beginner time visit 1984 Electric Fly resulted Dwights establishing Holleys Silent Flight meet found common plight existing would-be Electric modelers getting Electric supplies So Dwight set up business sole purpose serving needs quiet fliersboth Sailplane Electric However dominant business Holleys Silent Flight quickly became supplying Electric need evolved because Sail plane supplies usually readily available throughout country no estab lished single source Electric supplies modeler could get just about anything wanted including help Dwight took special pride latter point 46 Model Aviation Dwight Holley brought highly-modified Piece 0 Cake 1985 KRC Electric Fly Power geared Astro 15 cobaltthe plane flew up storm crowd loved little tag Dwights shirt reads Holleys Silent Flight Dwight Holley Get Electric Elation Well miss him RlP Photo Charles Sylvia As seen above L largeTop Flite wood prop isaboutto modified discussed column Usea hole saw drill press propsits backup wood block youve finished will slots cut halfwaythrough prop hub area R Hole saw used 1 46-in diameter Look Below heres unmodified prop L mounted Va-in music wire shaft slapping tip prop fairly hard palm hand simulates what happens prop strikes solid object whileyour plane isflying Center hub has slotted doing samething R leavesthe shaft unhurtonlythe prop breaks Dontdo trick props intended use glow ignition engines Also implied advice use plastic/fiberglass props Electrics determined sell modeler things would work well combination depending persons specific interest Hol leys quickly grew stocked larger larger supplies domestic foreign Electric products soon became routine get letters columns readers said bought Electric goodies Holleys came summer 1985 Dwight lovely wife Mary Ann invited stop place Connecticut could travel together First Annual South Shore Electric Fly near Bridgewater MA July known some time Dwight fighting serious illness during visit came understand fully devastating extent condition Dwight attacked matter just aggressed aeromodeling pursuits full-force Imgonna-do-it mentality Its kind stuff see movies Its kind stuff personally have great difficulty understanding September 85 brought both Electric Fly Dwight Mary Ann bright earlysetting up planes Holleys supply area made lots tendees very happy both Electric goodies Electric modeling help made avail able meet Dwight talked corresponded after meet did know 85 meet last time Id see him remember some phone conversations during months followed Dwights out look remained steadfastly positivebut conversations others closer not-too-positive reality circumstance knowledge made gradually harder harder call himexactly inappropri ate thingbut became more per sonally up-tight just plain sad about situation told others Dwights hope attend 86 Electric Fly didnt happen spending more time hospital too weak too ill make trip absence glaring regulars meet spoke asked condition Dwight did send suppport affalr fine merchandise donation Thats way John Sermos friend lives near him gave not-too-encouraging report Dwights health Personally feeling more dismal wife nurse kept call friend somehow felt stalled couldnt finally got idea something could him thought came day work mind day fact hard pressed think about anything else knew exactly what would would get full set reprints photographs taken 1986 Electric Flyover 100 themand send Dwight Surely hed enjoy thought could finally something him made feel quite happy would weekendthe earliest could get topquality photo place does developing idea came Tuesday No vember 11 Happy Landings Dwight related matter January column made reference video John Sermos John has combined footage 1985 1986 Electric Fly rallies has dedicated tape memory Dwight Holley John very quick rushes tape showed video Dwight long after recent Electric Fly John now process making Continued page 141 going flying words conjure up images battles balky engines instead carefree days field youre using McDaniel R/C NiStarterTM light plug NiStartersTM heavy-duty nicad power will provide up 50 reliable quick starts charge features famous Head LockTM adapter brass reinforcing ring around crimped end really extends its life works sideways inverted information well NiStarter works just go local flying field may have wait NiStartersTM always flying K McDaniel RIC Incorporated I12206 Guinevere Road enn Dale MD 20769 3011464-2260 Telex 287901 McD-UR take hassle out hobby ,vv OPTIMIZE YOUR ENGINES OUTPUT TATONES THRUST TESTER TATONE 30-13 Use TATONES.... ALUM MOTOR MOUNT THRUST TESTER determine maximum Output usingENGINE engineTH ROTTLE different-CO NTROL props fuel mixtures RPM levels Check engine SAFETY STARTING LOCK * * Long Engine Life * * Use BRU LINE Air Cleaner Completely Fuel Proof Nylon Rubber Parts Cat No 102 Air Cleaner Coarse Cat No 202 Air Cleaner Fine Replacement Inserts Cat No 104 PkI2 Inserts Coarse Cat No 204 Pk/2 Inserts Fine $225 $225 $195 $195 FITS MOST ENGINES 25 UP SEE YOUR LOCAL HOBBY DEALER IF UNAVAILABLE LOCALLY SEND TO Add 75 shippingMichigan residents add 4% sales tax Bru Line Industries Inc PO Box 3786 Center Line Michigan 48015 March 1 987 47 ONLY $6996 HERES HOW IT WORKS.@rn-line BUT WHATS THE REMOTE HEADLOCKWhen engine idle low throttleADVANTAGE acti DEVICEMICRO-SWITCHTHROTTLEservo position Micro-switch isKeeps engine going SERVOvated lights Glow Plugs V18 0flneed mostl on/off positionbcmrd Ni-CdMare dependability 4 cycle adjustablenot included engine accelrating high thr-engines o ottle servo position Micro-switch isConvenient lighting forcowled-in Nilite Illor inverted engines manualy turned off gine starting ONilite Ill power source l200ma NI-38K90-Nilite III Kit$3595 GROUND Cd battery can charged through38K90C-Nilite Ill asbld$4395 unit charge jack charge jack and38K91--Twin NIII kit$4295 system charger supplied38K91 C--Twin NIII asbld$4995 CHARGE JACKIf odeed tireCt dd $200 Conplete weights 3Boz Total airborn unitKcetelog $200 Phone ale 584-7121 AddreS iie Weet 19th St PO9oo SYSTEM ON/OFFNI-CD ISWITCHq~i 511CR HigginviIIo MO Zip 64037 good news Larry turning day-to day operation UMP over Alex Bereezky Larry will continue design devel opment work Heres hoping Larry Alex will able offer s-w Meteor kit season new kit-plane contest Dave Thompsons own-designed Owl Youve probably seen advertisement magazine Daves Owl also very-nicely-proportioned ship span 132 Meteor 127 Dave recognized void market strong easy-to-build kit aimed all-out AMA-type Best New Design Award Sun Fun Lakeland Florida Features l/4Scale9O span 4 cycle 45 2 cycle 40 Plans $1750 ppd Dry Ridge Models 59 McCurry Rd Weaverville NC 28787 ELECTRIC FLIGHT SUPPLIES THROTTLES SC-5 02 05 2 8 cell $62 SC-4 05 407 26 cell $62 SC-3 25 10010 28 cell $127 #16 WIRE-259 strand $7 epted JOMAR 2028 Knightsbridge Dr Cinti OH 45244 Cali 513-474-0985 Thermal competition looks though Owl will fill niche us flew Daves plane after contest either air vert up heck machine diving zooming over sky see handled just stayed up Several us decided spot build has fully-sheeted built-up wing Eppler 193 airfoil epoxy/glass fuselage has removable nose cone Ia Decker makes getting works very easy Theres hefty plywood keel fuse/nose cone dork landings wont break anything up point Dave has Thermic Sniffler prototype prefer build straight kit rather modify polyhedral kit Owl bears looking Chuck CaIdwell newsletter editor Corpus Christi TX RC Club wrote about interesting type cross-country contest held last Au gust Its closed-circuit course held Navy airfield Lets let Chuck also CD de scnbe fly four laps five-kilometer triangular course making 20 km total distance Navy cooperates giving us exclusive use field weekendit normally training airfield works out nice relatively headache-free contest theres no road traffic worry about contestants bring ownor share launching equipment Theres nice prize shoot $500 cash first team complete 20 km 32 minutes less special cash prize addition trophies other prizes awarded Nobody won money year low time turned Jim Farris flying 14-foot T-tailed Spirit wings sheeted formica making ultra-smooth surface Also Jims team Dick Reddy Chris Lee Next year may raise money time 40 minutes Dates 87 August 22 23 Thanks rundown Chuck sounds like exciting race because imagine planes view starting area whole time Hope theres good turnout Byron Blakeslee 3134 Winnebago Dr Sedalia CO 80135 RC Electrics/Kopski Continued page 47 tape available through AMA entitled Electric Flight estimated available mid-1987 will provide updating information becomes available warm feeling about cold-weather flying came over last evening read Jim Zarembskis Electric column January 1987 issue HIGH SPEED STEEL DRILL WITH EXTENSION CAPABLE OF REACHING 16 INCHES INTO YOUR MODELGREAT FOR PUTTING HOLE IN RIB OR BULKHEAD WEVE SOLD THOUSANDS EDROI81/8inch499 EDF325/32inch549 EDR3I63/16inch599 EDl41/4inch699 HARRY B HIGLEY & SONS INC P o Box 532 GLENWOOD iLL 60425 March 1987 141 J-3 KITTEN ULTRALIGHT EXTENDED DRILL ACM Ive written past about do- ability winter Electric flying Jim has done much betteriob descriptions feelings sounds other sensory inputs happen during snow-time flying very poi gnant highly accuratejust exactly what Ive experienced winters past youre still wondering what cold-weather Electric flying like look up issue d reducers large props increasingly popular seems based what saw recent Electric Fly reported January 87 column Ive used years standard lament has fact large propspast 10 incan very strong chunks lumber indeed fact wooden wind pushers can much stronger gear drives shafts attached Lets look bit Ive using 12 x 8 prop eight-year- old J-3 Its driven old-style Astro 15 belt drive prop shaft sturdy -in shaft now thenon imperfect land ingthe prop hits ground Often prop doesnt break very often slight bend put prop shaft A much worse circumstance occurs large prop mounted smaller- diameter prop drive shaft some gear drives use output shaft about -in diameter simply dont stand chance large wooden blades theyre turning hit ground Ive putting up problem years what finally pushed something about bad landing new Lanzo Bomber Its geared Astro 15 cobalt turns 12 x 8 sometimes 13 x 8 gear assembly strong prop guess what gave out prop blade hit entire nose section Now nothing wrong fuselage front end Its just fact chunk maple called prop much stronger balsa supporting motor mount Anyway did The accompanying photos show what did help deal problems discussed above chose modifr props shown knowing full well making changes prop manufacturer would frown upon acknowledged fact own full responsibility However fully comfortable because application prop mods wasfor Electric use no way would props modified way used onithe large piston engines props originally intended Here detalls Using drill press appropriately-sized hole saw carefully cut some circular grooves prop hubs hole saws pilot drill just right size original prop bore saw cuts made about halfway through hub wood thickness estimated would about right reduction prop strength still being plenty strong intended Electric applica tion To test demonstrate efficacy scheme devised technique shown photos fitted length -in music wirethe kind sold hobby shops landing gears etc standard Electric-style prop-drive adaptor mounted wire rigidly vise approximately -in spacing between vise jaws back prop adaptor represents about dimensions involved some standard gear drives -in LG wire thought least strong probably stronger output-shaft material used some speed reducers Ive used I first mounted unmodified large prop smacked blade tip palm hand attempt simulate blade hitting ground clear photo what happened shaft bent like limp noodle I replaced simulated shaft fresh hunk -in music wire replaced prop modified same test Thud Crack prop broke tried other blade Thud Crack shaft Yes did have slight distortion visible photo anywhere near shaft first test Now out flying field First wanted test confirm safety modified props positioned Lanzo out field anchored place backed off safe distance started motor restarted repeatedly prop held tough flew didnt fly just once either times installed other samples modified props same resultsno prop failures ground air More testing done J-3 same encouraging results happened An imperfect landing Cub Crack blade yielded no bent prop shaft Id much rather buy new prop straighten -in shaft drives -in shafts dont personally use did surely would use modified props shown A final point Whats discussed shown personal choice what props consequences propeller modi fication pertain modeling activities personal responsibility modifica tion intended props designed Continued page 144 Inua m-urrormance ysTem TOP PERFORMANCE K&B ENGINES Akplane Monne K&B FUELSK&B GLOW PLUGS 9 Blends4 Choices Matched Finish System BEST APPEARANCE K&B FIBERGLASS CLOTH K&B MIcroBallosns FILLER K&B SUPER POXY RESIN K&B SUPER POXY THINNER K&B SUPER POXY PRIMER K&B SUPER POXY PAINT K&B MIXING CUPS 142 Model Aviation FOURACCESSORIES FOUR cyciFOUR CYCLE IN-COWL MUFFLERS ENGINE MOUNTS JT CAB ENVA 46 AC UP/INY ENGINE AS ENVA 46 AC UP/HWY/SIDE ENGINE 2000 CANt AtONING ALLVITENS ENVA 0040 AC UP/HWY ENGINE2000 Gmouo NO .un LIONJT-EGS ENYA 6040 AC UP/INV/SIDE ENGINE 2700 513 POLIS3IIIINNOIT-ENS ENYA 60420 AC UP/HWY ENGINE 00 SOCKEt CAP 6E9hW3 INCLANI. HT-ENS ENVA 90-120 AC UP/HWY/SIDE ENGINE 2700 DRILLED AND TAPPEDP05Jr-ERG ENVA 6 130 PC UP/INY ENGINE 3000 UNNIIINN P06 ZI-AO..SOO HTERS ENTA 9120 PC UP/INY/SIDE ENG.3000 HP VT 21loGoJYANS NP VT 46 I/P/HWY ENGINE 2000 ENYA 33-40 AC1000JTAOS OP VT AS IIP/IWV/6IDE ENGINE SAITO PA 301000JTWAB MAX P540 UP/HWY ENGINE 000 OS MAX 40 PC1000 JTW45 NAG PS 40 UP/HWY/SIDE ENGINE2000 OS WAX AGO1000HTOHS WAX PS Gi UP/HWY ENGINE 2000 OS WAX ASS1000JT-OIS WAX PS 61 UP/HWY/SIDE ENGINE2000 SAITO PA 40-451000JTNOS WAX PS 00 UP/IWY ENGINE 2700 ENVA AS AC1000JTNOS WAX PS 00 UP/INVISIDE ENGINE 2700 WESRA TAA01000-IT-W26 WAX PS 120 UP/IWY ENGINE 2700 HP VT 461200JTW2S WAX PS 120 UP/HWY/SIDE ENGINE 2700 URNNIII6N 0930-90. 1100ItJTSA9 SAlle P445 UP/HWy ENGINE 2000 OS MAX PS 61.boo11645 SAITO PA 43 UP/INY/SIDE ENGINE 2000 OS MAX PS30-73001300-11069 54110 PA 63 UP/INY ENGINE 2000 ENYA 60-S0-90-1204C1300JTSWS SAITO P463 UP/INY/SIDE ENGINE 2000 UNONIURN P09 1201600JT320 NAITO PA 120 UP/ISV ENGINE 2700 ENYA 9 120 ftC200011025 SAITO PA 120 UP/HWY/SIDE ENGINE OS WAX PS 1201600 POWER OS MAX 12051600STICK SAITO PA 1201800 SHHPNR THORN 23001800 NE TEST STANDS / CAST ALUM INUWC otoleofttle-ot C$VCII6I1 stick ROGAHAR 2/ZA 00 ElI 50 0/As I/2A 10 25 22000 ot OVCiDbIs yox hobby Shop OROtiR DIRSCS Slenedot htmerIt CiscI MO Vb MC COO oCc6p~dZOfortW552flOforCOOand6%.6 FREE CA TALOG Fokker D-VII VK Model Aircraft PO Box 3007 Aurora IL 60505 312-357-1883 WETPOXY SAFE OXY s un que two component epoxy lam nat ng system deve oped offer user safest h ghest qual ty lam nat ng res n ava lab e 1/Pt Kt $l200plus$250S8H 1 Qt KIt $1950 plus $250 S&H GLASS CLOTH 58 oz/aq yd 38 x 6 ft $900 plus $250 S&H 38 x 15 ft $1900 plus $250 S&H 38 x 30 ft $3500 plus $250 SEtH Send SASE additional information ACPs Lightweight Composite Materials Order COD Send Check Money Order AEROSPACE COMPOSITE PRODUCTS PD Box 16621 Dept Irvine CA 92714 Source LIght weight Materials POSI CURE CYANOACRYLATE • TLLs]uJIL1uIlm11g[]I4u SPECIAL INTRODUCTORY OFFER List Sale 1 oz Fast Cure 3-5 Sec49s Savings 50% Off 2 oz Fast Cure 3-5 Sec895$39656% Off 1 oz Gap-Filling 5 Sec$250% Off 2 oz Gap-Filling 5 Sec895$39656% Off OUR GUARANTEE TO YOU satisfied POSI-CURE please return unused portion within 30 days full refundNo questions asked SHELDONS HOBBY SHOP 2135 Old Oakland Rd Jose CA 95131 FOR ORDERS ONLY PLEASE115k 800 228-3237 822-1688 Out State INFO 408 943-0872 California SHIPPING per order Hours Mon-Wed Fri & Sat 930-530 FAST SERVICE Thur 930-900 1200-500 COD ADD $190 - REAl SCALE MODELING * FOR GIANT SCALE BUFFS 8JN4 Jeony $376r16Moooder 8-26 $49 8 D7 PC $3 -Si OH Monqoilo Rb $42 B Gee-BRe $32108 OH MosqoBonb $55 609 d POle Rooc $32 98 Slen- PTi7Koydo $56 p ololille S68 $24 99 NBlb Widono P61 $69 0 noline 568 $35 71 Doog DC-3 1C471 $35 63 Oook Ig DC-3 C471 $33 0lo 08 ii $48 64 SIn, SkyCo$18 16oopo Spol $36 72Co02U1/4 L&S$46 p Bolidog $43 100Co03U1/4[&S$56 107 A, onoo CS SpI $35 60 DongJo M-2 idoji $24 62904 Boo ike $45 68 8,nloi Bolidog Fl $30 78 n, W W Boo $35 59 B onRooR MoLA $54. Goshb PlJC$42 070,,, BRolol POP$54 94Co Coh b FltC$569 LndbegE NO211$20- 660eHonConel8oo$2691 65 HoonMMolIigon$3596 94 HoIoMMolligon84 iS 63 Boeing P266 Fl$3660 84 Boeing P36A RN$4890 69Wooo C-6 Cob,$3675 Weo 4 Lyode832 64BeeobC7B5og$38 OOWeo dOyConde$40* 96ReecbC 7RSog$49S7PodT n 4AT$36 5655Loob1tCeol $ 83 Look 11 LIeolo $40 1t4 Fod TIjoll 4-AT $65 An $24 60 Boeng00Spo$36 74 RepSeo-$en An $39 99 Boe no 00 Spo $49 70 Pioe J3 Cob$29 72 No H op Gonllno $48 106 PloR J3 Cob03996 No b no Oonno $75 98tookHodoonRnb$38 905 noA 316056 O 63 Gon FOP Heilon $38 600 no Lon 3 16 $47 7lRoeing8-1701ol$35 JSOS n Looo3 M$02 tOS Roe B-t7G Pol $55 70 Conso Co PRYSA $42 68 lllOoI WhiOnlind D32 104 Con Co PRY SA $56 68N Ane Novion $39 65idChno C ppe $00 68 ROononon V-Toil $39 97 16Ch no Ci ppe 875 i 77 toeoonbe Sedon $25 62 CoNC 4$59 72 NA 8-25 8onbe 849 94 CoNC 4$69 Nol Soid Thro Deole, Pice~ob1eoiodonge nonE PRICE loflIConRe OtoenRe SIZE oIoln PLAI 400 16oe 501 Up 6-122 Pon Alooy nIl * Add 10% 0 oil odenl bippng & IOC RIo USACon&16eoElelobeeiois fbyonl Pilloriol ooloioo $200 tinolode 94 Loll P,oe 101 CRolion olone $100 ni loegn odd $1 00 LEVELAND MODEL & SUPPLY Co0. ERWoCRTPoORARR..AoIOIIOUIflESI FRIRCO 51001 SIr OReIC opinsopooiI 10309K DETROIT AVE CLEVELAND OlfiD 44182 lonnno.R9onI Phone Sl5 P16ROT 1005 TI 12161 961 3600 C CORE Eon 0000 used g enes going used Electrics manner presented herein surely would props used gas engines glow diesel ignition-equipped piston engines course such modifi cation has no purpose anyway since en gines prop shafts appropriately strong theres no denying success technique used intended purpose Additonal reading subject speedreducer damage repair may found Mitch Polings Electric Power column December 1986 issue Model Builder maga zine monumental blunder occurred January 1987 column want acknowledge apologize sincere way Tom Kerr K&W Enterprises Philadelphia PA Tom manufactures folding props somehow managed get wrong name column Tom quite gentleman didnt hang up called him acknowledge blunder Anyway Tom working very hard develop line folders Electric inter ested readers can find him 7824 Lexington Ave Philadelphia PA 19152 telephone number 215 331-4890 Thats folks column finally ended beginning wonder ever would since its taken longer write other recent memory Please send comment question SASE please author Bob Kopski 25 West End Dr Lansdale PA 19446 Next monthexclusive info new unbe lievable motor RC Old-Timers/Mathews Continued page 49 carefully reworks usable parts installs large-bore modem V-8 engine paints metallic red chromes everything will stand still has just much fun doing history nut did family take equal enjoyment driving street rod rallies comparing notes performance screeching tire two swapping tales performance involved developing modern technology applying hobby Now Model T fun other degree superiority between other fellow renegade Obviously no can bestow assessment quantify judgment concerning T better other strictly personal preference nothing can should made everyone having fun hobby harming anyone else whos make judgement Unfortunately tend make judgements importance someone elses activities rub Frankly dont know restorer-types performance-types can coexist inside same organization would certainly hope Dee B Mathews 909 MaizeRd Townhouse 734 Wichita KS 87212 responding advertisers mention read about Model Aviation 144 Model Aviation