AN UGLY OPENING has nothing being April issue honest just what promised last monththe WORMIES photos shows just what slithery things look like theyre spread out Now just picture what theyre like theyre scrambled together box What mess Way back March 85 column presented very versatile handy gadget called Oc topussy Basically plastic box sprouted large number tentaclesshort wire pairs outfitted conceivable connector type use time some posi tives wired together negatives thus putting connector pairs parallel idea able mate anything Electric anything else Electric easily Ive using Octopussy ever since both shop field accommodate sorts different con nector styles Attack Killer WORM IESI Kopakis latest invention Lalthough outstandingly uglyis best things hes ever made pro claims much handier either Octopussy Mitch Polings Slug Plug on-the-field interconnections various Electric components See column full details Six WORM IES use R aid adjusting Jomar SC-4 speed controller proper Tx stick throw Big re sistor used substitute planes motor during task Digital muitimeter watches voltage vary stick throw WORMIES include two Sermos connector ends two banana-plug ends two small alligator-clip ends Kopski sez theres lots lessons shown 48 Model Aviation Radio Confrot Electrics Bob Kopski 25 st End Dr Lansdaie PA 19446 John Flynn elementary school teacher Falmouth MA conducts summer aero modeling program students some shown Model Leisure Amptique Programs success evidenced nearly students continuing active interest model aviation Theres information John program column Small power system Peck Polymers Rev-Up 6 x 3 prop shown size compari- wondered about correct pronunciation name Davey systems Caliph de son Battery 6-cell 500-mAh pack Frank sign Dr Joe Kraynaks version tells Astro cobait 15-powered plane now has di Ehllngs PAA-Master design Fifties hedral shown hereadded after much experimentation find out particular Cawould nice size plane liph didnt fly well Kopski details what found Vertical location CG too high Bill Millers North Wales PA Baron 30 chop per thrilled crowds 88 KRC Electric Fly Power Astro cobalt 25 14 1200mAh cells Bill gave blistering performances outdone Mitch Poling Model Builder magazine introduced Slug Plug November 86 issue column Mitch sug gested that. Octopussy wasnt ugly enough proceeded claim having done better regard creationa re pulsive device also designed omnimate things Electric though know Octopussy Out done Slug Plug respect sheer ugli ness have nevertheless felt compelled firmly establish new true level ugliness readers both magazines would con fused thought mind now proudly present WORMIES now claim total ti tle forever ugliest possible mating devices just also happen far versatile functional overall use serious Elec tric modeler Basically WORMIES short lengths six eight inches red black Jomar 16-gauge high-flex wire end stripped bare about /i other ends outfitted wide variety connector types Some connectors singles like Sermos connec tors others small insulated alligator clips ba nana plugs crimp terminals kind mate ATC-type fuses Others two pin types such Tamiya connectors both sexes Astro male female charge connec tors old Molex pairs etc Completing picture several two small sizes wire nutsthose twist-on things screw bare wire ends together commonly used house wiring available sizes hardware store few cents use both blue orange wire nuts color indicates size should obvious now just about conceivable custom combination connectors can readily configured selecting desired WORMIES joinlng bare ends wire nuts Only needed mating types need wired together thereby eliminating disad vantage Octopussy Slug Plug unused active exposed connectors dangling about As example application typical use find field someone using Tamiya connector system has forgotten bring charg er charge cords outfitted fa miliar Astro round coaxial charge plug mates model-mounted matching female recepta cle simply select appropriate Tamiya mate box creepy crawlies female Astro charge connector two wire nuts four wires little twistin plug male charger plug already charge cord female receptacle new extension cord just fabricated plug together Tamiya/Tamiya pair crank up time switch thats free charge getful friend thats should clear WOR Continued page 1S3 VACUUM BAG UM BAG UM BAG UM BAG IIIlI SIS SUCKER-KIT manually controlled vacuum bag system makes lay up process combination foam & skins trouble free fast first time SUCKER-KIT ..$5995 VHS Show & Tell Video$3995 Add $400 shipping & handling Ml residents add 4O/ sales tax Send $100 SASE product list samples real wood veneer skins Our Product List Includes Gapless Arrow Shaft Hinges Carbon Tow Mylar Sheet High-Tech items Dealer Inquires Welcome SEND CHECK OR MONEY ORDER TO PO Box 866 Lapeer Ml 48446 313 664-3330 B&P Associates Gives Total Flight Line FREEDOM new electnc starter battery pack cuts cord has always tied starter power panel Discover freedom being able start plane wherever added safety less wire get caught prop charge hefty 4 Amp/hour pack will take through weekend flying power enough spare dont stop have Ni-Cads virtually size imaginable cut experimenter free design whatever takes make yours best setup field battery needs call write B&P Associates PO Box 22054 Waco TX 76702-2054 817662-5587 K&S Engineering 6917 W 59th St Chicago IL 60638 Solderina Tools Model 910 Model 300 * Model 212 il type iron gives 30 watts capacity last heal field repairs using 12 volt battery power * Model 300 Iron gives 30 watts capacity light weight pencil type iron * Model 910 Iron has capacity 60 watts heavy duty iron * Model 1210 Gun provides 100 watts capacity heats instantly Send $100 catalog prices phone 3121566-8503 Model 212 P2 April 1989 49 Composite Aircraft Eng & Supply NEW FEATURES ADDED! Stores Four Aircraft Setups Includes Seven Different Servo Configurations Individual Surface Travel Limits Centering Single Switch Presets Launch Speed Modes Full Trailing Edge Control Enhanced Mixing Functions Crow Landing Capability * User Selectable Cross Trim Capability * Flap Stick Reversing * Elevator Camber VTR * Automatic Selection High Au Rudder Mixing Launch Landing Modes * New Feature Fully installed kit Control Systems Laboratories 238 5 Hillview Dr Milpitas CA 95035 408 946-4142 Airtronia Moduleare registered trademailca otAirtronira Inc ATRCSTM Advaneed Technolog Radio CoiutzoI System Works standard FM/PPM Receivers Airtronics PCM Receivers Converts Module 7SP advanced computerized control system 100 IVTR'FTi Elevator IIlOYII Camber % 1/71/ 1/74/ 070 100 Elevator Stick Position % RC Electrics/Kopski Continued page 49 MIES capable being connected suitable mate can also wired series connec tions using wire nuts permits applica tions possible Octopussy/ Slug Plug example now easy measure inmodel motor current almost connector system used Tamiya motor connec tors Tamiya male/female WORMY pair could wired wire black negative example wire-nutted together two exposed red ends could wire-nutted banana plug WORMY latter plugged current meter WORMY/Tamiya wire set would plugged line ones model mean would disconnect motor/battery plug plane plug new WORMY/Tamsya harness between motor battery would put current meter series motor Another option would mate banana male crimp-connector WORMIES plugging crimps system place ATC fuse bananas current meter Ive WORMIED Futaba radio plug fastcharge someones receiver battery field course WORMIES always individu als youre finished some custom com bination just untwist wire nuts liberate individual squirmies youre ready next current-carrying creation variety systems connector types interface WORMIES way go Eat heart out Mitch Poling Electric really growing evidenced steady flow new Electric products hitting market Recent introductions include Aero Lectric Midwest Electric trainer design complete motor wiring harness Great Planes has introduced its third Electric Electrostreak aerobatic design originally appearing construction article Novem ber 1987 issue Model Aviation kit comes Gold Fire Mabuchi motor no wiring harnesssomething unusual days Mine ready cover Ill have live info fu ture column Another design featured Model Aviation Aeronca Woody Blanchard has intro duced kit Guillows long-established kit company thats trying something new Carl Goldberg Models has announced its third new Electric Mirage 550 Electric sport/ trainer new Hobby Lobby catalog Catalog No 13 has large number Electric products cluding Elektro-UHU motor/glider rather large variety Graupner motors way UHU excellent flier flew John Sermos 88 Electric Fly can heartily recommend product Look up new products recognized names tn model industry added significant Elec tric base already place Astro Leisure Ky sho DSC etc clear indicators indus try trend toward recognition indeed direct participation major part modeldoms futureELECTRIC folks just beginning bittersweet situation above Im thoroughly delighted increasing flow Electric interest products within modeldom unfortunate pect see prod ucts based 05-size whatever mo tor model car battery pack Typically six- seven-cell packs flat rectangu lar configuration may great shape cars dont see such model planes unwieldy size/shape necessarily drives fuselage design radio installation less-than-best compromise have always firm believer using battery size shape appropriate given model design fact current nine Electrics flying about NONE uses car-style pack Also NONE batteries covered over tape other encasing material cell ends ex posed cell intersections cooling airflow path Thus understand temptation use car-style pack availability interchangeabil ity cost reject own use choose whats best application Modelers have always creative inventive persons no real need consumer-packaged approach matter Nevertheless must ac knowledge aspect merchandising Elec tric has probably helped proliferation such products described above Its bittersweet Caliph shown photo WORMIED up application example slitheries pre viously described Caliph nice design DSC covered rather extensively col umn July 87 October 87 presented great-flying plane aileronless version modified outfitted described columns fellow club member built also pictured April 1989 153 NEW BY POPULAR REQUEST LARGE SCALE ENGINE CYLINDERS Molded high-impact styrene dummy cylinders feature deep cooling fins utmost realism Both Wasp Whirlwind types cylinders available two different large scales 1/5th 2 1 1/4th 3 ts include assembly instructions Smaller sizes also offered Note These units may modified resemble other cylinder types Send $3 full-color catalog featuring aircraft paintings suitable framing WILLIAMS BROTHERS INC DEPT MA 181PAWNEE STREET SAN MARCOS CALIFORNIA 92069 FOR THE SERIOUS COMPETITOR 1~ ULTIMA Wingspan 129 Airtoil Selig 4061 Controls Ailerons Flaps Stabilator Rudder 3 Piece Bolt-on Wing Removable Nose Cone Epoxy Fiberglass Fuselage $20995 Plus 395 S&H es Add 65% Tax Complete Catalog 5300 Thermal e e tric used Astro cobalt 15 did plane simply didnt fly right hard turn clumsy totally lacked friendly flyabil ity worked extensively over pe riod several weeks still could trim same comfortable fun-flyin plane should Absolutely positively everything ha checked wing warps tail surface warps deca lage balance thrust line surface throws everything bothered core cause promoted design extensively now thatin wordwas lousy flier Could others out also lousy upset readers may have built because column coverage now no longer trusted trust worthy column Mercy just no some thing So desperation put wing plane Presto did difference Dihe dral increased dihedral described July 87 column 70 per panel three inches under tip rib friend failed Also motor battery mounted high above wing fuselage thereby raising po sition CG Mine mounted relatively low just above wing saddle Both dihe dral battery position worked together too high CG combined too little dihe dral caused lateral stability problems Enough said friends K-LEAF months photos now has dihedral shown photo motor/prop data promised February 1989 column follows Ive recently bench run two Astro 40 cobalts two Great Planes Gold Fire motors supplied Electrostreak convenient reference 40s neutral timed run three different 10 x 6 wood props Gold Fire kit-supplied Tornado 7 x 6 two wood 8 x 4 props motors also run under no-load conditions permit determination rpm/volt motor constant Power levels held what felt safe levels on-the-bench static work data especially took recent advice referenced November December 88 issues Model Builder studied Mitch Polings Electric col umn regarding Ed Westbrooks motor math latter modelers know exactly what data way please note differ ently 10 x 6 props behaved Will real 10 x 6 please spin Motor Prop 10 x 6 Volts Amps Pwr RPM watts 1000 40-anone1020621755 15288431145 Top Flite1271672128 1472153169 Rev-Up1231451788 1441832649 Zinger1251521908 1451942819 40-bnone1020120747 1530946111 Top Flite1301762298 1512353549 Rev-Up1241471798 1431872689 Zinger1261541948 1482103119 OF-anone310832 735 Tornado7x6 46 54 Rev-UpSx4 42 49 57 TopFlite5x4 41 48 56 155 197 120 157 188 122 153 190 718 1069 508 779 10710 508 739 10710 OF-b none32266 698 Tornado7x6 44158708 532011079 kev-Up5x4 40 121488 47151719 5518910410 TopFlite5 o441123508 48155749 5619410910 Aeromodeling youth has taken special meaning Falmouth MA grade school teacher John Flynn John has running modeling sum mer camps over three-year period has far accommodated over 140 students grades five through eight program started out grant support $10 fec student second third year saw no grant money fees adiusted $40 $50 respec tively program enrichment program math science based two-week ses sions students get build and/or fly model rockets paper planes foam catapult-launched gliders balsa ilLOs all-balsa rubber-powered jobs stick-and-tissue rubber-powered Delta Darts kites 049-powered CL models Elec tric Gas RCs students get keep simpler models theyve built addition some classroom work basic aerodynamics Yes happens two-week period saw hours videotape documenting John says Electrics very good program because fly quietly school grounds easy clean use main tain Electric fleet presenfly includes Electra Amptique PT Electric built students over extended period time retained part program base course students get share stick time John tells students have continued some form aeromodeling five have continued RC plans con tinue program future modifying plan experience accumulates As example John indicates Gas CL models will prob ably dropped use RC Electrics will con tinue expanded Nice work John readers concerned about aeromodeling youth please take note upbeat outlook another column ends Coming up future columns Giant-sized Electrics Also motor/prop-info kit com ments Late news just arrived Ken Martin Houston SPARKS all-Electric club club will host its Fifth Annual Electric Fun-Fly Saturday April 22 1989 Dick Scobee mem orial Field Houston Ken tells years meet will have special All-Up/LastDown event especially Electric UHUsthat great-flyin plane Hobby Lobby Besides theres plenty other activity planned can get full info Ken Martin 7210 Winkel mann Houston TX 77083 phone number 713 933-1688 Ken also tells SPARKS welcom ing new memberships check out 154 Model Aviation too Tell him Bob sent ya Please send comment question SASE please directly address listed very top column month Sending anything care magazine just slows process down Ahhh Happy Electric Spring Approaches RC Scale/Sauger Continued page 51 1986 top finishers Norway could read ily see disparity between 1986 1988 re sults As example take couple top finish ers entered same model Italy done Norway Max Merckenschlager 1986 World Champion finished 13th static Italy Bristol Scout D applied 1986 scores 1988 evens would have fin ished 4th static although wouldnt have made difference final standing end re sult would have approximately 12 points tween 1st 3rd rather 266 points something think about going last round Konrad Octiker first static Nor way Jungmeister finished 15th Italy Applying same logic Merckensch lager would have finished 2nd static net gain approximately 380 points Assuming var iations differences opinions two sets judges still awful lot points Given 380 Konrad would have finished 3rd rather 7th Jurgen Steinberger entered same BE-2 Norway finished 14th Given ben efit additional 374 points could have fin ished 5th What saying hard imagine two sets judges being far apart same airplane can understand two individuals differ ing degree because personalities cer tain likes dislikes etc talking about two groups panels five judges should provide greater consistency An oversight part US team may have cost us some precious points slight mis interpretation ambiguous rule cul prit no disputing fact photo subject aircraft must included presentation Bob Hanft failed t supply photo relying rather Profile Publication drawing incidentally satisfies Color Marking requirement ambiguity rests fact some photos clips out maga zines weak distant Profile Pub lications drawings supply better documentation magazine clip itself However rules being what judges decided absence required photo would take upon themselves interpret some form downgrading sock him did established maximum level seven highest could attain categories static judging hard imagine severe downgrading especially Color Markings because absence obscure magazine photo severe down grading cost US team dearly could have made difference winning medal Mother Nature couldnt have nicer entire week pleasantly warm gentle moderate winds since selection models favored 15% complexity bonus WW I-type air craft judges hands full some consistently expert flying contes tants especially Peter McDermott flying DH 9A Max Merckenschlager Bristol Scout D 1986 winner Oslo Other WW types reckoned Mick Reeves Sopwith Camel Fl Nicolo Saettone Ansaldo SVA-5 Jurgen Steinberger BE-2 top 10 plac es five finalists WW vintagea highly improbable situation weather cooper ated instance wind shifted 900 during Peter McDermotts second flight naturally elected land directionright judges policy set forth prior flying contestants must land same direction takeoff judges zero maneuver However -g SHARKSS55SPAHSTRAIGHT SHOULDER WING SHARKST AOSPANTAPERED SHOULDER WING 1O5WING CORD 57000IN 4 TO 5SLBFIBERGLASS COWL ALUMINUM MAIN GEAR FLY AG TRIGEAR OR TAILDRAGGEF BALSA PRE-BUILT FUSALAGE BALSA SHEATED 1LB FGAM CORE WING MACHINE CUT RAND SANDED STABLLIZER INTRODUCTORY PRICE Ku TAMPI 569958400 HANDLING MC VISA MO Ups CODE5275 AMESP ADD 5 1/2% TAX IN TEXAS KINGSWAY ENTERPRISES 4506 WILDACRES HOUSTON TEXAS 77072 CALL 1-800-621-7783 THE MID-SOUTHS GREATEST M Y SHOW 00 APRIL 29TH & 30TH 1989 its 6 Big Year MEMPHIS AIRPORT HILTON 1-240 AIRWAYSAT DEMOCRAT MEMPHIS TENNESSEE Market Hrs 900 am-6OOpm-Saurday 1000 am-4OOpm-Sunday BanqueC600pm- Saturday Rooms Special Room Rates Memphis Model Mmket Call -800-HILTONS 901-332-1130 Spovuoved Mid South Radio Control Association lnf rnrIatiOn Call 901398-9791 8O0-5CXdailyCSTE PO Bozl6900U MemphisTN 38116 April 1989 155 Double pleasure. Double fun Twin cylinders better one! MAXI 60 36 cuin Parts PRnnl2 c P 0 Box26247 NewOrleans LA70186 42-5967 PRE-FAB AIRCRAFT 4065 SIZE
Edition: Model Aviation - 1989/04
Page Numbers: 48, 49, 153, 154, 155
AN UGLY OPENING has nothing being April issue honest just what promised last monththe WORMIES photos shows just what slithery things look like theyre spread out Now just picture what theyre like theyre scrambled together box What mess Way back March 85 column presented very versatile handy gadget called Oc topussy Basically plastic box sprouted large number tentaclesshort wire pairs outfitted conceivable connector type use time some posi tives wired together negatives thus putting connector pairs parallel idea able mate anything Electric anything else Electric easily Ive using Octopussy ever since both shop field accommodate sorts different con nector styles Attack Killer WORM IESI Kopakis latest invention Lalthough outstandingly uglyis best things hes ever made pro claims much handier either Octopussy Mitch Polings Slug Plug on-the-field interconnections various Electric components See column full details Six WORM IES use R aid adjusting Jomar SC-4 speed controller proper Tx stick throw Big re sistor used substitute planes motor during task Digital muitimeter watches voltage vary stick throw WORMIES include two Sermos connector ends two banana-plug ends two small alligator-clip ends Kopski sez theres lots lessons shown 48 Model Aviation Radio Confrot Electrics Bob Kopski 25 st End Dr Lansdaie PA 19446 John Flynn elementary school teacher Falmouth MA conducts summer aero modeling program students some shown Model Leisure Amptique Programs success evidenced nearly students continuing active interest model aviation Theres information John program column Small power system Peck Polymers Rev-Up 6 x 3 prop shown size compari- wondered about correct pronunciation name Davey systems Caliph de son Battery 6-cell 500-mAh pack Frank sign Dr Joe Kraynaks version tells Astro cobait 15-powered plane now has di Ehllngs PAA-Master design Fifties hedral shown hereadded after much experimentation find out particular Cawould nice size plane liph didnt fly well Kopski details what found Vertical location CG too high Bill Millers North Wales PA Baron 30 chop per thrilled crowds 88 KRC Electric Fly Power Astro cobalt 25 14 1200mAh cells Bill gave blistering performances outdone Mitch Poling Model Builder magazine introduced Slug Plug November 86 issue column Mitch sug gested that. Octopussy wasnt ugly enough proceeded claim having done better regard creationa re pulsive device also designed omnimate things Electric though know Octopussy Out done Slug Plug respect sheer ugli ness have nevertheless felt compelled firmly establish new true level ugliness readers both magazines would con fused thought mind now proudly present WORMIES now claim total ti tle forever ugliest possible mating devices just also happen far versatile functional overall use serious Elec tric modeler Basically WORMIES short lengths six eight inches red black Jomar 16-gauge high-flex wire end stripped bare about /i other ends outfitted wide variety connector types Some connectors singles like Sermos connec tors others small insulated alligator clips ba nana plugs crimp terminals kind mate ATC-type fuses Others two pin types such Tamiya connectors both sexes Astro male female charge connec tors old Molex pairs etc Completing picture several two small sizes wire nutsthose twist-on things screw bare wire ends together commonly used house wiring available sizes hardware store few cents use both blue orange wire nuts color indicates size should obvious now just about conceivable custom combination connectors can readily configured selecting desired WORMIES joinlng bare ends wire nuts Only needed mating types need wired together thereby eliminating disad vantage Octopussy Slug Plug unused active exposed connectors dangling about As example application typical use find field someone using Tamiya connector system has forgotten bring charg er charge cords outfitted fa miliar Astro round coaxial charge plug mates model-mounted matching female recepta cle simply select appropriate Tamiya mate box creepy crawlies female Astro charge connector two wire nuts four wires little twistin plug male charger plug already charge cord female receptacle new extension cord just fabricated plug together Tamiya/Tamiya pair crank up time switch thats free charge getful friend thats should clear WOR Continued page 1S3 VACUUM BAG UM BAG UM BAG UM BAG IIIlI SIS SUCKER-KIT manually controlled vacuum bag system makes lay up process combination foam & skins trouble free fast first time SUCKER-KIT ..$5995 VHS Show & Tell Video$3995 Add $400 shipping & handling Ml residents add 4O/ sales tax Send $100 SASE product list samples real wood veneer skins Our Product List Includes Gapless Arrow Shaft Hinges Carbon Tow Mylar Sheet High-Tech items Dealer Inquires Welcome SEND CHECK OR MONEY ORDER TO PO Box 866 Lapeer Ml 48446 313 664-3330 B&P Associates Gives Total Flight Line FREEDOM new electnc starter battery pack cuts cord has always tied starter power panel Discover freedom being able start plane wherever added safety less wire get caught prop charge hefty 4 Amp/hour pack will take through weekend flying power enough spare dont stop have Ni-Cads virtually size imaginable cut experimenter free design whatever takes make yours best setup field battery needs call write B&P Associates PO Box 22054 Waco TX 76702-2054 817662-5587 K&S Engineering 6917 W 59th St Chicago IL 60638 Solderina Tools Model 910 Model 300 * Model 212 il type iron gives 30 watts capacity last heal field repairs using 12 volt battery power * Model 300 Iron gives 30 watts capacity light weight pencil type iron * Model 910 Iron has capacity 60 watts heavy duty iron * Model 1210 Gun provides 100 watts capacity heats instantly Send $100 catalog prices phone 3121566-8503 Model 212 P2 April 1989 49 Composite Aircraft Eng & Supply NEW FEATURES ADDED! Stores Four Aircraft Setups Includes Seven Different Servo Configurations Individual Surface Travel Limits Centering Single Switch Presets Launch Speed Modes Full Trailing Edge Control Enhanced Mixing Functions Crow Landing Capability * User Selectable Cross Trim Capability * Flap Stick Reversing * Elevator Camber VTR * Automatic Selection High Au Rudder Mixing Launch Landing Modes * New Feature Fully installed kit Control Systems Laboratories 238 5 Hillview Dr Milpitas CA 95035 408 946-4142 Airtronia Moduleare registered trademailca otAirtronira Inc ATRCSTM Advaneed Technolog Radio CoiutzoI System Works standard FM/PPM Receivers Airtronics PCM Receivers Converts Module 7SP advanced computerized control system 100 IVTR'FTi Elevator IIlOYII Camber % 1/71/ 1/74/ 070 100 Elevator Stick Position % RC Electrics/Kopski Continued page 49 MIES capable being connected suitable mate can also wired series connec tions using wire nuts permits applica tions possible Octopussy/ Slug Plug example now easy measure inmodel motor current almost connector system used Tamiya motor connec tors Tamiya male/female WORMY pair could wired wire black negative example wire-nutted together two exposed red ends could wire-nutted banana plug WORMY latter plugged current meter WORMY/Tamiya wire set would plugged line ones model mean would disconnect motor/battery plug plane plug new WORMY/Tamsya harness between motor battery would put current meter series motor Another option would mate banana male crimp-connector WORMIES plugging crimps system place ATC fuse bananas current meter Ive WORMIED Futaba radio plug fastcharge someones receiver battery field course WORMIES always individu als youre finished some custom com bination just untwist wire nuts liberate individual squirmies youre ready next current-carrying creation variety systems connector types interface WORMIES way go Eat heart out Mitch Poling Electric really growing evidenced steady flow new Electric products hitting market Recent introductions include Aero Lectric Midwest Electric trainer design complete motor wiring harness Great Planes has introduced its third Electric Electrostreak aerobatic design originally appearing construction article Novem ber 1987 issue Model Aviation kit comes Gold Fire Mabuchi motor no wiring harnesssomething unusual days Mine ready cover Ill have live info fu ture column Another design featured Model Aviation Aeronca Woody Blanchard has intro duced kit Guillows long-established kit company thats trying something new Carl Goldberg Models has announced its third new Electric Mirage 550 Electric sport/ trainer new Hobby Lobby catalog Catalog No 13 has large number Electric products cluding Elektro-UHU motor/glider rather large variety Graupner motors way UHU excellent flier flew John Sermos 88 Electric Fly can heartily recommend product Look up new products recognized names tn model industry added significant Elec tric base already place Astro Leisure Ky sho DSC etc clear indicators indus try trend toward recognition indeed direct participation major part modeldoms futureELECTRIC folks just beginning bittersweet situation above Im thoroughly delighted increasing flow Electric interest products within modeldom unfortunate pect see prod ucts based 05-size whatever mo tor model car battery pack Typically six- seven-cell packs flat rectangu lar configuration may great shape cars dont see such model planes unwieldy size/shape necessarily drives fuselage design radio installation less-than-best compromise have always firm believer using battery size shape appropriate given model design fact current nine Electrics flying about NONE uses car-style pack Also NONE batteries covered over tape other encasing material cell ends ex posed cell intersections cooling airflow path Thus understand temptation use car-style pack availability interchangeabil ity cost reject own use choose whats best application Modelers have always creative inventive persons no real need consumer-packaged approach matter Nevertheless must ac knowledge aspect merchandising Elec tric has probably helped proliferation such products described above Its bittersweet Caliph shown photo WORMIED up application example slitheries pre viously described Caliph nice design DSC covered rather extensively col umn July 87 October 87 presented great-flying plane aileronless version modified outfitted described columns fellow club member built also pictured April 1989 153 NEW BY POPULAR REQUEST LARGE SCALE ENGINE CYLINDERS Molded high-impact styrene dummy cylinders feature deep cooling fins utmost realism Both Wasp Whirlwind types cylinders available two different large scales 1/5th 2 1 1/4th 3 ts include assembly instructions Smaller sizes also offered Note These units may modified resemble other cylinder types Send $3 full-color catalog featuring aircraft paintings suitable framing WILLIAMS BROTHERS INC DEPT MA 181PAWNEE STREET SAN MARCOS CALIFORNIA 92069 FOR THE SERIOUS COMPETITOR 1~ ULTIMA Wingspan 129 Airtoil Selig 4061 Controls Ailerons Flaps Stabilator Rudder 3 Piece Bolt-on Wing Removable Nose Cone Epoxy Fiberglass Fuselage $20995 Plus 395 S&H es Add 65% Tax Complete Catalog 5300 Thermal e e tric used Astro cobalt 15 did plane simply didnt fly right hard turn clumsy totally lacked friendly flyabil ity worked extensively over pe riod several weeks still could trim same comfortable fun-flyin plane should Absolutely positively everything ha checked wing warps tail surface warps deca lage balance thrust line surface throws everything bothered core cause promoted design extensively now thatin wordwas lousy flier Could others out also lousy upset readers may have built because column coverage now no longer trusted trust worthy column Mercy just no some thing So desperation put wing plane Presto did difference Dihe dral increased dihedral described July 87 column 70 per panel three inches under tip rib friend failed Also motor battery mounted high above wing fuselage thereby raising po sition CG Mine mounted relatively low just above wing saddle Both dihe dral battery position worked together too high CG combined too little dihe dral caused lateral stability problems Enough said friends K-LEAF months photos now has dihedral shown photo motor/prop data promised February 1989 column follows Ive recently bench run two Astro 40 cobalts two Great Planes Gold Fire motors supplied Electrostreak convenient reference 40s neutral timed run three different 10 x 6 wood props Gold Fire kit-supplied Tornado 7 x 6 two wood 8 x 4 props motors also run under no-load conditions permit determination rpm/volt motor constant Power levels held what felt safe levels on-the-bench static work data especially took recent advice referenced November December 88 issues Model Builder studied Mitch Polings Electric col umn regarding Ed Westbrooks motor math latter modelers know exactly what data way please note differ ently 10 x 6 props behaved Will real 10 x 6 please spin Motor Prop 10 x 6 Volts Amps Pwr RPM watts 1000 40-anone1020621755 15288431145 Top Flite1271672128 1472153169 Rev-Up1231451788 1441832649 Zinger1251521908 1451942819 40-bnone1020120747 1530946111 Top Flite1301762298 1512353549 Rev-Up1241471798 1431872689 Zinger1261541948 1482103119 OF-anone310832 735 Tornado7x6 46 54 Rev-UpSx4 42 49 57 TopFlite5x4 41 48 56 155 197 120 157 188 122 153 190 718 1069 508 779 10710 508 739 10710 OF-b none32266 698 Tornado7x6 44158708 532011079 kev-Up5x4 40 121488 47151719 5518910410 TopFlite5 o441123508 48155749 5619410910 Aeromodeling youth has taken special meaning Falmouth MA grade school teacher John Flynn John has running modeling sum mer camps over three-year period has far accommodated over 140 students grades five through eight program started out grant support $10 fec student second third year saw no grant money fees adiusted $40 $50 respec tively program enrichment program math science based two-week ses sions students get build and/or fly model rockets paper planes foam catapult-launched gliders balsa ilLOs all-balsa rubber-powered jobs stick-and-tissue rubber-powered Delta Darts kites 049-powered CL models Elec tric Gas RCs students get keep simpler models theyve built addition some classroom work basic aerodynamics Yes happens two-week period saw hours videotape documenting John says Electrics very good program because fly quietly school grounds easy clean use main tain Electric fleet presenfly includes Electra Amptique PT Electric built students over extended period time retained part program base course students get share stick time John tells students have continued some form aeromodeling five have continued RC plans con tinue program future modifying plan experience accumulates As example John indicates Gas CL models will prob ably dropped use RC Electrics will con tinue expanded Nice work John readers concerned about aeromodeling youth please take note upbeat outlook another column ends Coming up future columns Giant-sized Electrics Also motor/prop-info kit com ments Late news just arrived Ken Martin Houston SPARKS all-Electric club club will host its Fifth Annual Electric Fun-Fly Saturday April 22 1989 Dick Scobee mem orial Field Houston Ken tells years meet will have special All-Up/LastDown event especially Electric UHUsthat great-flyin plane Hobby Lobby Besides theres plenty other activity planned can get full info Ken Martin 7210 Winkel mann Houston TX 77083 phone number 713 933-1688 Ken also tells SPARKS welcom ing new memberships check out 154 Model Aviation too Tell him Bob sent ya Please send comment question SASE please directly address listed very top column month Sending anything care magazine just slows process down Ahhh Happy Electric Spring Approaches RC Scale/Sauger Continued page 51 1986 top finishers Norway could read ily see disparity between 1986 1988 re sults As example take couple top finish ers entered same model Italy done Norway Max Merckenschlager 1986 World Champion finished 13th static Italy Bristol Scout D applied 1986 scores 1988 evens would have fin ished 4th static although wouldnt have made difference final standing end re sult would have approximately 12 points tween 1st 3rd rather 266 points something think about going last round Konrad Octiker first static Nor way Jungmeister finished 15th Italy Applying same logic Merckensch lager would have finished 2nd static net gain approximately 380 points Assuming var iations differences opinions two sets judges still awful lot points Given 380 Konrad would have finished 3rd rather 7th Jurgen Steinberger entered same BE-2 Norway finished 14th Given ben efit additional 374 points could have fin ished 5th What saying hard imagine two sets judges being far apart same airplane can understand two individuals differ ing degree because personalities cer tain likes dislikes etc talking about two groups panels five judges should provide greater consistency An oversight part US team may have cost us some precious points slight mis interpretation ambiguous rule cul prit no disputing fact photo subject aircraft must included presentation Bob Hanft failed t supply photo relying rather Profile Publication drawing incidentally satisfies Color Marking requirement ambiguity rests fact some photos clips out maga zines weak distant Profile Pub lications drawings supply better documentation magazine clip itself However rules being what judges decided absence required photo would take upon themselves interpret some form downgrading sock him did established maximum level seven highest could attain categories static judging hard imagine severe downgrading especially Color Markings because absence obscure magazine photo severe down grading cost US team dearly could have made difference winning medal Mother Nature couldnt have nicer entire week pleasantly warm gentle moderate winds since selection models favored 15% complexity bonus WW I-type air craft judges hands full some consistently expert flying contes tants especially Peter McDermott flying DH 9A Max Merckenschlager Bristol Scout D 1986 winner Oslo Other WW types reckoned Mick Reeves Sopwith Camel Fl Nicolo Saettone Ansaldo SVA-5 Jurgen Steinberger BE-2 top 10 plac es five finalists WW vintagea highly improbable situation weather cooper ated instance wind shifted 900 during Peter McDermotts second flight naturally elected land directionright judges policy set forth prior flying contestants must land same direction takeoff judges zero maneuver However -g SHARKSS55SPAHSTRAIGHT SHOULDER WING SHARKST AOSPANTAPERED SHOULDER WING 1O5WING CORD 57000IN 4 TO 5SLBFIBERGLASS COWL ALUMINUM MAIN GEAR FLY AG TRIGEAR OR TAILDRAGGEF BALSA PRE-BUILT FUSALAGE BALSA SHEATED 1LB FGAM CORE WING MACHINE CUT RAND SANDED STABLLIZER INTRODUCTORY PRICE Ku TAMPI 569958400 HANDLING MC VISA MO Ups CODE5275 AMESP ADD 5 1/2% TAX IN TEXAS KINGSWAY ENTERPRISES 4506 WILDACRES HOUSTON TEXAS 77072 CALL 1-800-621-7783 THE MID-SOUTHS GREATEST M Y SHOW 00 APRIL 29TH & 30TH 1989 its 6 Big Year MEMPHIS AIRPORT HILTON 1-240 AIRWAYSAT DEMOCRAT MEMPHIS TENNESSEE Market Hrs 900 am-6OOpm-Saurday 1000 am-4OOpm-Sunday BanqueC600pm- Saturday Rooms Special Room Rates Memphis Model Mmket Call -800-HILTONS 901-332-1130 Spovuoved Mid South Radio Control Association lnf rnrIatiOn Call 901398-9791 8O0-5CXdailyCSTE PO Bozl6900U MemphisTN 38116 April 1989 155 Double pleasure. Double fun Twin cylinders better one! MAXI 60 36 cuin Parts PRnnl2 c P 0 Box26247 NewOrleans LA70186 42-5967 PRE-FAB AIRCRAFT 4065 SIZE
Edition: Model Aviation - 1989/04
Page Numbers: 48, 49, 153, 154, 155
AN UGLY OPENING has nothing being April issue honest just what promised last monththe WORMIES photos shows just what slithery things look like theyre spread out Now just picture what theyre like theyre scrambled together box What mess Way back March 85 column presented very versatile handy gadget called Oc topussy Basically plastic box sprouted large number tentaclesshort wire pairs outfitted conceivable connector type use time some posi tives wired together negatives thus putting connector pairs parallel idea able mate anything Electric anything else Electric easily Ive using Octopussy ever since both shop field accommodate sorts different con nector styles Attack Killer WORM IESI Kopakis latest invention Lalthough outstandingly uglyis best things hes ever made pro claims much handier either Octopussy Mitch Polings Slug Plug on-the-field interconnections various Electric components See column full details Six WORM IES use R aid adjusting Jomar SC-4 speed controller proper Tx stick throw Big re sistor used substitute planes motor during task Digital muitimeter watches voltage vary stick throw WORMIES include two Sermos connector ends two banana-plug ends two small alligator-clip ends Kopski sez theres lots lessons shown 48 Model Aviation Radio Confrot Electrics Bob Kopski 25 st End Dr Lansdaie PA 19446 John Flynn elementary school teacher Falmouth MA conducts summer aero modeling program students some shown Model Leisure Amptique Programs success evidenced nearly students continuing active interest model aviation Theres information John program column Small power system Peck Polymers Rev-Up 6 x 3 prop shown size compari- wondered about correct pronunciation name Davey systems Caliph de son Battery 6-cell 500-mAh pack Frank sign Dr Joe Kraynaks version tells Astro cobait 15-powered plane now has di Ehllngs PAA-Master design Fifties hedral shown hereadded after much experimentation find out particular Cawould nice size plane liph didnt fly well Kopski details what found Vertical location CG too high Bill Millers North Wales PA Baron 30 chop per thrilled crowds 88 KRC Electric Fly Power Astro cobalt 25 14 1200mAh cells Bill gave blistering performances outdone Mitch Poling Model Builder magazine introduced Slug Plug November 86 issue column Mitch sug gested that. Octopussy wasnt ugly enough proceeded claim having done better regard creationa re pulsive device also designed omnimate things Electric though know Octopussy Out done Slug Plug respect sheer ugli ness have nevertheless felt compelled firmly establish new true level ugliness readers both magazines would con fused thought mind now proudly present WORMIES now claim total ti tle forever ugliest possible mating devices just also happen far versatile functional overall use serious Elec tric modeler Basically WORMIES short lengths six eight inches red black Jomar 16-gauge high-flex wire end stripped bare about /i other ends outfitted wide variety connector types Some connectors singles like Sermos connec tors others small insulated alligator clips ba nana plugs crimp terminals kind mate ATC-type fuses Others two pin types such Tamiya connectors both sexes Astro male female charge connec tors old Molex pairs etc Completing picture several two small sizes wire nutsthose twist-on things screw bare wire ends together commonly used house wiring available sizes hardware store few cents use both blue orange wire nuts color indicates size should obvious now just about conceivable custom combination connectors can readily configured selecting desired WORMIES joinlng bare ends wire nuts Only needed mating types need wired together thereby eliminating disad vantage Octopussy Slug Plug unused active exposed connectors dangling about As example application typical use find field someone using Tamiya connector system has forgotten bring charg er charge cords outfitted fa miliar Astro round coaxial charge plug mates model-mounted matching female recepta cle simply select appropriate Tamiya mate box creepy crawlies female Astro charge connector two wire nuts four wires little twistin plug male charger plug already charge cord female receptacle new extension cord just fabricated plug together Tamiya/Tamiya pair crank up time switch thats free charge getful friend thats should clear WOR Continued page 1S3 VACUUM BAG UM BAG UM BAG UM BAG IIIlI SIS SUCKER-KIT manually controlled vacuum bag system makes lay up process combination foam & skins trouble free fast first time SUCKER-KIT ..$5995 VHS Show & Tell Video$3995 Add $400 shipping & handling Ml residents add 4O/ sales tax Send $100 SASE product list samples real wood veneer skins Our Product List Includes Gapless Arrow Shaft Hinges Carbon Tow Mylar Sheet High-Tech items Dealer Inquires Welcome SEND CHECK OR MONEY ORDER TO PO Box 866 Lapeer Ml 48446 313 664-3330 B&P Associates Gives Total Flight Line FREEDOM new electnc starter battery pack cuts cord has always tied starter power panel Discover freedom being able start plane wherever added safety less wire get caught prop charge hefty 4 Amp/hour pack will take through weekend flying power enough spare dont stop have Ni-Cads virtually size imaginable cut experimenter free design whatever takes make yours best setup field battery needs call write B&P Associates PO Box 22054 Waco TX 76702-2054 817662-5587 K&S Engineering 6917 W 59th St Chicago IL 60638 Solderina Tools Model 910 Model 300 * Model 212 il type iron gives 30 watts capacity last heal field repairs using 12 volt battery power * Model 300 Iron gives 30 watts capacity light weight pencil type iron * Model 910 Iron has capacity 60 watts heavy duty iron * Model 1210 Gun provides 100 watts capacity heats instantly Send $100 catalog prices phone 3121566-8503 Model 212 P2 April 1989 49 Composite Aircraft Eng & Supply NEW FEATURES ADDED! Stores Four Aircraft Setups Includes Seven Different Servo Configurations Individual Surface Travel Limits Centering Single Switch Presets Launch Speed Modes Full Trailing Edge Control Enhanced Mixing Functions Crow Landing Capability * User Selectable Cross Trim Capability * Flap Stick Reversing * Elevator Camber VTR * Automatic Selection High Au Rudder Mixing Launch Landing Modes * New Feature Fully installed kit Control Systems Laboratories 238 5 Hillview Dr Milpitas CA 95035 408 946-4142 Airtronia Moduleare registered trademailca otAirtronira Inc ATRCSTM Advaneed Technolog Radio CoiutzoI System Works standard FM/PPM Receivers Airtronics PCM Receivers Converts Module 7SP advanced computerized control system 100 IVTR'FTi Elevator IIlOYII Camber % 1/71/ 1/74/ 070 100 Elevator Stick Position % RC Electrics/Kopski Continued page 49 MIES capable being connected suitable mate can also wired series connec tions using wire nuts permits applica tions possible Octopussy/ Slug Plug example now easy measure inmodel motor current almost connector system used Tamiya motor connec tors Tamiya male/female WORMY pair could wired wire black negative example wire-nutted together two exposed red ends could wire-nutted banana plug WORMY latter plugged current meter WORMY/Tamiya wire set would plugged line ones model mean would disconnect motor/battery plug plane plug new WORMY/Tamsya harness between motor battery would put current meter series motor Another option would mate banana male crimp-connector WORMIES plugging crimps system place ATC fuse bananas current meter Ive WORMIED Futaba radio plug fastcharge someones receiver battery field course WORMIES always individu als youre finished some custom com bination just untwist wire nuts liberate individual squirmies youre ready next current-carrying creation variety systems connector types interface WORMIES way go Eat heart out Mitch Poling Electric really growing evidenced steady flow new Electric products hitting market Recent introductions include Aero Lectric Midwest Electric trainer design complete motor wiring harness Great Planes has introduced its third Electric Electrostreak aerobatic design originally appearing construction article Novem ber 1987 issue Model Aviation kit comes Gold Fire Mabuchi motor no wiring harnesssomething unusual days Mine ready cover Ill have live info fu ture column Another design featured Model Aviation Aeronca Woody Blanchard has intro duced kit Guillows long-established kit company thats trying something new Carl Goldberg Models has announced its third new Electric Mirage 550 Electric sport/ trainer new Hobby Lobby catalog Catalog No 13 has large number Electric products cluding Elektro-UHU motor/glider rather large variety Graupner motors way UHU excellent flier flew John Sermos 88 Electric Fly can heartily recommend product Look up new products recognized names tn model industry added significant Elec tric base already place Astro Leisure Ky sho DSC etc clear indicators indus try trend toward recognition indeed direct participation major part modeldoms futureELECTRIC folks just beginning bittersweet situation above Im thoroughly delighted increasing flow Electric interest products within modeldom unfortunate pect see prod ucts based 05-size whatever mo tor model car battery pack Typically six- seven-cell packs flat rectangu lar configuration may great shape cars dont see such model planes unwieldy size/shape necessarily drives fuselage design radio installation less-than-best compromise have always firm believer using battery size shape appropriate given model design fact current nine Electrics flying about NONE uses car-style pack Also NONE batteries covered over tape other encasing material cell ends ex posed cell intersections cooling airflow path Thus understand temptation use car-style pack availability interchangeabil ity cost reject own use choose whats best application Modelers have always creative inventive persons no real need consumer-packaged approach matter Nevertheless must ac knowledge aspect merchandising Elec tric has probably helped proliferation such products described above Its bittersweet Caliph shown photo WORMIED up application example slitheries pre viously described Caliph nice design DSC covered rather extensively col umn July 87 October 87 presented great-flying plane aileronless version modified outfitted described columns fellow club member built also pictured April 1989 153 NEW BY POPULAR REQUEST LARGE SCALE ENGINE CYLINDERS Molded high-impact styrene dummy cylinders feature deep cooling fins utmost realism Both Wasp Whirlwind types cylinders available two different large scales 1/5th 2 1 1/4th 3 ts include assembly instructions Smaller sizes also offered Note These units may modified resemble other cylinder types Send $3 full-color catalog featuring aircraft paintings suitable framing WILLIAMS BROTHERS INC DEPT MA 181PAWNEE STREET SAN MARCOS CALIFORNIA 92069 FOR THE SERIOUS COMPETITOR 1~ ULTIMA Wingspan 129 Airtoil Selig 4061 Controls Ailerons Flaps Stabilator Rudder 3 Piece Bolt-on Wing Removable Nose Cone Epoxy Fiberglass Fuselage $20995 Plus 395 S&H es Add 65% Tax Complete Catalog 5300 Thermal e e tric used Astro cobalt 15 did plane simply didnt fly right hard turn clumsy totally lacked friendly flyabil ity worked extensively over pe riod several weeks still could trim same comfortable fun-flyin plane should Absolutely positively everything ha checked wing warps tail surface warps deca lage balance thrust line surface throws everything bothered core cause promoted design extensively now thatin wordwas lousy flier Could others out also lousy upset readers may have built because column coverage now no longer trusted trust worthy column Mercy just no some thing So desperation put wing plane Presto did difference Dihe dral increased dihedral described July 87 column 70 per panel three inches under tip rib friend failed Also motor battery mounted high above wing fuselage thereby raising po sition CG Mine mounted relatively low just above wing saddle Both dihe dral battery position worked together too high CG combined too little dihe dral caused lateral stability problems Enough said friends K-LEAF months photos now has dihedral shown photo motor/prop data promised February 1989 column follows Ive recently bench run two Astro 40 cobalts two Great Planes Gold Fire motors supplied Electrostreak convenient reference 40s neutral timed run three different 10 x 6 wood props Gold Fire kit-supplied Tornado 7 x 6 two wood 8 x 4 props motors also run under no-load conditions permit determination rpm/volt motor constant Power levels held what felt safe levels on-the-bench static work data especially took recent advice referenced November December 88 issues Model Builder studied Mitch Polings Electric col umn regarding Ed Westbrooks motor math latter modelers know exactly what data way please note differ ently 10 x 6 props behaved Will real 10 x 6 please spin Motor Prop 10 x 6 Volts Amps Pwr RPM watts 1000 40-anone1020621755 15288431145 Top Flite1271672128 1472153169 Rev-Up1231451788 1441832649 Zinger1251521908 1451942819 40-bnone1020120747 1530946111 Top Flite1301762298 1512353549 Rev-Up1241471798 1431872689 Zinger1261541948 1482103119 OF-anone310832 735 Tornado7x6 46 54 Rev-UpSx4 42 49 57 TopFlite5x4 41 48 56 155 197 120 157 188 122 153 190 718 1069 508 779 10710 508 739 10710 OF-b none32266 698 Tornado7x6 44158708 532011079 kev-Up5x4 40 121488 47151719 5518910410 TopFlite5 o441123508 48155749 5619410910 Aeromodeling youth has taken special meaning Falmouth MA grade school teacher John Flynn John has running modeling sum mer camps over three-year period has far accommodated over 140 students grades five through eight program started out grant support $10 fec student second third year saw no grant money fees adiusted $40 $50 respec tively program enrichment program math science based two-week ses sions students get build and/or fly model rockets paper planes foam catapult-launched gliders balsa ilLOs all-balsa rubber-powered jobs stick-and-tissue rubber-powered Delta Darts kites 049-powered CL models Elec tric Gas RCs students get keep simpler models theyve built addition some classroom work basic aerodynamics Yes happens two-week period saw hours videotape documenting John says Electrics very good program because fly quietly school grounds easy clean use main tain Electric fleet presenfly includes Electra Amptique PT Electric built students over extended period time retained part program base course students get share stick time John tells students have continued some form aeromodeling five have continued RC plans con tinue program future modifying plan experience accumulates As example John indicates Gas CL models will prob ably dropped use RC Electrics will con tinue expanded Nice work John readers concerned about aeromodeling youth please take note upbeat outlook another column ends Coming up future columns Giant-sized Electrics Also motor/prop-info kit com ments Late news just arrived Ken Martin Houston SPARKS all-Electric club club will host its Fifth Annual Electric Fun-Fly Saturday April 22 1989 Dick Scobee mem orial Field Houston Ken tells years meet will have special All-Up/LastDown event especially Electric UHUsthat great-flyin plane Hobby Lobby Besides theres plenty other activity planned can get full info Ken Martin 7210 Winkel mann Houston TX 77083 phone number 713 933-1688 Ken also tells SPARKS welcom ing new memberships check out 154 Model Aviation too Tell him Bob sent ya Please send comment question SASE please directly address listed very top column month Sending anything care magazine just slows process down Ahhh Happy Electric Spring Approaches RC Scale/Sauger Continued page 51 1986 top finishers Norway could read ily see disparity between 1986 1988 re sults As example take couple top finish ers entered same model Italy done Norway Max Merckenschlager 1986 World Champion finished 13th static Italy Bristol Scout D applied 1986 scores 1988 evens would have fin ished 4th static although wouldnt have made difference final standing end re sult would have approximately 12 points tween 1st 3rd rather 266 points something think about going last round Konrad Octiker first static Nor way Jungmeister finished 15th Italy Applying same logic Merckensch lager would have finished 2nd static net gain approximately 380 points Assuming var iations differences opinions two sets judges still awful lot points Given 380 Konrad would have finished 3rd rather 7th Jurgen Steinberger entered same BE-2 Norway finished 14th Given ben efit additional 374 points could have fin ished 5th What saying hard imagine two sets judges being far apart same airplane can understand two individuals differ ing degree because personalities cer tain likes dislikes etc talking about two groups panels five judges should provide greater consistency An oversight part US team may have cost us some precious points slight mis interpretation ambiguous rule cul prit no disputing fact photo subject aircraft must included presentation Bob Hanft failed t supply photo relying rather Profile Publication drawing incidentally satisfies Color Marking requirement ambiguity rests fact some photos clips out maga zines weak distant Profile Pub lications drawings supply better documentation magazine clip itself However rules being what judges decided absence required photo would take upon themselves interpret some form downgrading sock him did established maximum level seven highest could attain categories static judging hard imagine severe downgrading especially Color Markings because absence obscure magazine photo severe down grading cost US team dearly could have made difference winning medal Mother Nature couldnt have nicer entire week pleasantly warm gentle moderate winds since selection models favored 15% complexity bonus WW I-type air craft judges hands full some consistently expert flying contes tants especially Peter McDermott flying DH 9A Max Merckenschlager Bristol Scout D 1986 winner Oslo Other WW types reckoned Mick Reeves Sopwith Camel Fl Nicolo Saettone Ansaldo SVA-5 Jurgen Steinberger BE-2 top 10 plac es five finalists WW vintagea highly improbable situation weather cooper ated instance wind shifted 900 during Peter McDermotts second flight naturally elected land directionright judges policy set forth prior flying contestants must land same direction takeoff judges zero maneuver However -g SHARKSS55SPAHSTRAIGHT SHOULDER WING SHARKST AOSPANTAPERED SHOULDER WING 1O5WING CORD 57000IN 4 TO 5SLBFIBERGLASS COWL ALUMINUM MAIN GEAR FLY AG TRIGEAR OR TAILDRAGGEF BALSA PRE-BUILT FUSALAGE BALSA SHEATED 1LB FGAM CORE WING MACHINE CUT RAND SANDED STABLLIZER INTRODUCTORY PRICE Ku TAMPI 569958400 HANDLING MC VISA MO Ups CODE5275 AMESP ADD 5 1/2% TAX IN TEXAS KINGSWAY ENTERPRISES 4506 WILDACRES HOUSTON TEXAS 77072 CALL 1-800-621-7783 THE MID-SOUTHS GREATEST M Y SHOW 00 APRIL 29TH & 30TH 1989 its 6 Big Year MEMPHIS AIRPORT HILTON 1-240 AIRWAYSAT DEMOCRAT MEMPHIS TENNESSEE Market Hrs 900 am-6OOpm-Saurday 1000 am-4OOpm-Sunday BanqueC600pm- Saturday Rooms Special Room Rates Memphis Model Mmket Call -800-HILTONS 901-332-1130 Spovuoved Mid South Radio Control Association lnf rnrIatiOn Call 901398-9791 8O0-5CXdailyCSTE PO Bozl6900U MemphisTN 38116 April 1989 155 Double pleasure. Double fun Twin cylinders better one! MAXI 60 36 cuin Parts PRnnl2 c P 0 Box26247 NewOrleans LA70186 42-5967 PRE-FAB AIRCRAFT 4065 SIZE
Edition: Model Aviation - 1989/04
Page Numbers: 48, 49, 153, 154, 155
AN UGLY OPENING has nothing being April issue honest just what promised last monththe WORMIES photos shows just what slithery things look like theyre spread out Now just picture what theyre like theyre scrambled together box What mess Way back March 85 column presented very versatile handy gadget called Oc topussy Basically plastic box sprouted large number tentaclesshort wire pairs outfitted conceivable connector type use time some posi tives wired together negatives thus putting connector pairs parallel idea able mate anything Electric anything else Electric easily Ive using Octopussy ever since both shop field accommodate sorts different con nector styles Attack Killer WORM IESI Kopakis latest invention Lalthough outstandingly uglyis best things hes ever made pro claims much handier either Octopussy Mitch Polings Slug Plug on-the-field interconnections various Electric components See column full details Six WORM IES use R aid adjusting Jomar SC-4 speed controller proper Tx stick throw Big re sistor used substitute planes motor during task Digital muitimeter watches voltage vary stick throw WORMIES include two Sermos connector ends two banana-plug ends two small alligator-clip ends Kopski sez theres lots lessons shown 48 Model Aviation Radio Confrot Electrics Bob Kopski 25 st End Dr Lansdaie PA 19446 John Flynn elementary school teacher Falmouth MA conducts summer aero modeling program students some shown Model Leisure Amptique Programs success evidenced nearly students continuing active interest model aviation Theres information John program column Small power system Peck Polymers Rev-Up 6 x 3 prop shown size compari- wondered about correct pronunciation name Davey systems Caliph de son Battery 6-cell 500-mAh pack Frank sign Dr Joe Kraynaks version tells Astro cobait 15-powered plane now has di Ehllngs PAA-Master design Fifties hedral shown hereadded after much experimentation find out particular Cawould nice size plane liph didnt fly well Kopski details what found Vertical location CG too high Bill Millers North Wales PA Baron 30 chop per thrilled crowds 88 KRC Electric Fly Power Astro cobalt 25 14 1200mAh cells Bill gave blistering performances outdone Mitch Poling Model Builder magazine introduced Slug Plug November 86 issue column Mitch sug gested that. Octopussy wasnt ugly enough proceeded claim having done better regard creationa re pulsive device also designed omnimate things Electric though know Octopussy Out done Slug Plug respect sheer ugli ness have nevertheless felt compelled firmly establish new true level ugliness readers both magazines would con fused thought mind now proudly present WORMIES now claim total ti tle forever ugliest possible mating devices just also happen far versatile functional overall use serious Elec tric modeler Basically WORMIES short lengths six eight inches red black Jomar 16-gauge high-flex wire end stripped bare about /i other ends outfitted wide variety connector types Some connectors singles like Sermos connec tors others small insulated alligator clips ba nana plugs crimp terminals kind mate ATC-type fuses Others two pin types such Tamiya connectors both sexes Astro male female charge connec tors old Molex pairs etc Completing picture several two small sizes wire nutsthose twist-on things screw bare wire ends together commonly used house wiring available sizes hardware store few cents use both blue orange wire nuts color indicates size should obvious now just about conceivable custom combination connectors can readily configured selecting desired WORMIES joinlng bare ends wire nuts Only needed mating types need wired together thereby eliminating disad vantage Octopussy Slug Plug unused active exposed connectors dangling about As example application typical use find field someone using Tamiya connector system has forgotten bring charg er charge cords outfitted fa miliar Astro round coaxial charge plug mates model-mounted matching female recepta cle simply select appropriate Tamiya mate box creepy crawlies female Astro charge connector two wire nuts four wires little twistin plug male charger plug already charge cord female receptacle new extension cord just fabricated plug together Tamiya/Tamiya pair crank up time switch thats free charge getful friend thats should clear WOR Continued page 1S3 VACUUM BAG UM BAG UM BAG UM BAG IIIlI SIS SUCKER-KIT manually controlled vacuum bag system makes lay up process combination foam & skins trouble free fast first time SUCKER-KIT ..$5995 VHS Show & Tell Video$3995 Add $400 shipping & handling Ml residents add 4O/ sales tax Send $100 SASE product list samples real wood veneer skins Our Product List Includes Gapless Arrow Shaft Hinges Carbon Tow Mylar Sheet High-Tech items Dealer Inquires Welcome SEND CHECK OR MONEY ORDER TO PO Box 866 Lapeer Ml 48446 313 664-3330 B&P Associates Gives Total Flight Line FREEDOM new electnc starter battery pack cuts cord has always tied starter power panel Discover freedom being able start plane wherever added safety less wire get caught prop charge hefty 4 Amp/hour pack will take through weekend flying power enough spare dont stop have Ni-Cads virtually size imaginable cut experimenter free design whatever takes make yours best setup field battery needs call write B&P Associates PO Box 22054 Waco TX 76702-2054 817662-5587 K&S Engineering 6917 W 59th St Chicago IL 60638 Solderina Tools Model 910 Model 300 * Model 212 il type iron gives 30 watts capacity last heal field repairs using 12 volt battery power * Model 300 Iron gives 30 watts capacity light weight pencil type iron * Model 910 Iron has capacity 60 watts heavy duty iron * Model 1210 Gun provides 100 watts capacity heats instantly Send $100 catalog prices phone 3121566-8503 Model 212 P2 April 1989 49 Composite Aircraft Eng & Supply NEW FEATURES ADDED! Stores Four Aircraft Setups Includes Seven Different Servo Configurations Individual Surface Travel Limits Centering Single Switch Presets Launch Speed Modes Full Trailing Edge Control Enhanced Mixing Functions Crow Landing Capability * User Selectable Cross Trim Capability * Flap Stick Reversing * Elevator Camber VTR * Automatic Selection High Au Rudder Mixing Launch Landing Modes * New Feature Fully installed kit Control Systems Laboratories 238 5 Hillview Dr Milpitas CA 95035 408 946-4142 Airtronia Moduleare registered trademailca otAirtronira Inc ATRCSTM Advaneed Technolog Radio CoiutzoI System Works standard FM/PPM Receivers Airtronics PCM Receivers Converts Module 7SP advanced computerized control system 100 IVTR'FTi Elevator IIlOYII Camber % 1/71/ 1/74/ 070 100 Elevator Stick Position % RC Electrics/Kopski Continued page 49 MIES capable being connected suitable mate can also wired series connec tions using wire nuts permits applica tions possible Octopussy/ Slug Plug example now easy measure inmodel motor current almost connector system used Tamiya motor connec tors Tamiya male/female WORMY pair could wired wire black negative example wire-nutted together two exposed red ends could wire-nutted banana plug WORMY latter plugged current meter WORMY/Tamiya wire set would plugged line ones model mean would disconnect motor/battery plug plane plug new WORMY/Tamsya harness between motor battery would put current meter series motor Another option would mate banana male crimp-connector WORMIES plugging crimps system place ATC fuse bananas current meter Ive WORMIED Futaba radio plug fastcharge someones receiver battery field course WORMIES always individu als youre finished some custom com bination just untwist wire nuts liberate individual squirmies youre ready next current-carrying creation variety systems connector types interface WORMIES way go Eat heart out Mitch Poling Electric really growing evidenced steady flow new Electric products hitting market Recent introductions include Aero Lectric Midwest Electric trainer design complete motor wiring harness Great Planes has introduced its third Electric Electrostreak aerobatic design originally appearing construction article Novem ber 1987 issue Model Aviation kit comes Gold Fire Mabuchi motor no wiring harnesssomething unusual days Mine ready cover Ill have live info fu ture column Another design featured Model Aviation Aeronca Woody Blanchard has intro duced kit Guillows long-established kit company thats trying something new Carl Goldberg Models has announced its third new Electric Mirage 550 Electric sport/ trainer new Hobby Lobby catalog Catalog No 13 has large number Electric products cluding Elektro-UHU motor/glider rather large variety Graupner motors way UHU excellent flier flew John Sermos 88 Electric Fly can heartily recommend product Look up new products recognized names tn model industry added significant Elec tric base already place Astro Leisure Ky sho DSC etc clear indicators indus try trend toward recognition indeed direct participation major part modeldoms futureELECTRIC folks just beginning bittersweet situation above Im thoroughly delighted increasing flow Electric interest products within modeldom unfortunate pect see prod ucts based 05-size whatever mo tor model car battery pack Typically six- seven-cell packs flat rectangu lar configuration may great shape cars dont see such model planes unwieldy size/shape necessarily drives fuselage design radio installation less-than-best compromise have always firm believer using battery size shape appropriate given model design fact current nine Electrics flying about NONE uses car-style pack Also NONE batteries covered over tape other encasing material cell ends ex posed cell intersections cooling airflow path Thus understand temptation use car-style pack availability interchangeabil ity cost reject own use choose whats best application Modelers have always creative inventive persons no real need consumer-packaged approach matter Nevertheless must ac knowledge aspect merchandising Elec tric has probably helped proliferation such products described above Its bittersweet Caliph shown photo WORMIED up application example slitheries pre viously described Caliph nice design DSC covered rather extensively col umn July 87 October 87 presented great-flying plane aileronless version modified outfitted described columns fellow club member built also pictured April 1989 153 NEW BY POPULAR REQUEST LARGE SCALE ENGINE CYLINDERS Molded high-impact styrene dummy cylinders feature deep cooling fins utmost realism Both Wasp Whirlwind types cylinders available two different large scales 1/5th 2 1 1/4th 3 ts include assembly instructions Smaller sizes also offered Note These units may modified resemble other cylinder types Send $3 full-color catalog featuring aircraft paintings suitable framing WILLIAMS BROTHERS INC DEPT MA 181PAWNEE STREET SAN MARCOS CALIFORNIA 92069 FOR THE SERIOUS COMPETITOR 1~ ULTIMA Wingspan 129 Airtoil Selig 4061 Controls Ailerons Flaps Stabilator Rudder 3 Piece Bolt-on Wing Removable Nose Cone Epoxy Fiberglass Fuselage $20995 Plus 395 S&H es Add 65% Tax Complete Catalog 5300 Thermal e e tric used Astro cobalt 15 did plane simply didnt fly right hard turn clumsy totally lacked friendly flyabil ity worked extensively over pe riod several weeks still could trim same comfortable fun-flyin plane should Absolutely positively everything ha checked wing warps tail surface warps deca lage balance thrust line surface throws everything bothered core cause promoted design extensively now thatin wordwas lousy flier Could others out also lousy upset readers may have built because column coverage now no longer trusted trust worthy column Mercy just no some thing So desperation put wing plane Presto did difference Dihe dral increased dihedral described July 87 column 70 per panel three inches under tip rib friend failed Also motor battery mounted high above wing fuselage thereby raising po sition CG Mine mounted relatively low just above wing saddle Both dihe dral battery position worked together too high CG combined too little dihe dral caused lateral stability problems Enough said friends K-LEAF months photos now has dihedral shown photo motor/prop data promised February 1989 column follows Ive recently bench run two Astro 40 cobalts two Great Planes Gold Fire motors supplied Electrostreak convenient reference 40s neutral timed run three different 10 x 6 wood props Gold Fire kit-supplied Tornado 7 x 6 two wood 8 x 4 props motors also run under no-load conditions permit determination rpm/volt motor constant Power levels held what felt safe levels on-the-bench static work data especially took recent advice referenced November December 88 issues Model Builder studied Mitch Polings Electric col umn regarding Ed Westbrooks motor math latter modelers know exactly what data way please note differ ently 10 x 6 props behaved Will real 10 x 6 please spin Motor Prop 10 x 6 Volts Amps Pwr RPM watts 1000 40-anone1020621755 15288431145 Top Flite1271672128 1472153169 Rev-Up1231451788 1441832649 Zinger1251521908 1451942819 40-bnone1020120747 1530946111 Top Flite1301762298 1512353549 Rev-Up1241471798 1431872689 Zinger1261541948 1482103119 OF-anone310832 735 Tornado7x6 46 54 Rev-UpSx4 42 49 57 TopFlite5x4 41 48 56 155 197 120 157 188 122 153 190 718 1069 508 779 10710 508 739 10710 OF-b none32266 698 Tornado7x6 44158708 532011079 kev-Up5x4 40 121488 47151719 5518910410 TopFlite5 o441123508 48155749 5619410910 Aeromodeling youth has taken special meaning Falmouth MA grade school teacher John Flynn John has running modeling sum mer camps over three-year period has far accommodated over 140 students grades five through eight program started out grant support $10 fec student second third year saw no grant money fees adiusted $40 $50 respec tively program enrichment program math science based two-week ses sions students get build and/or fly model rockets paper planes foam catapult-launched gliders balsa ilLOs all-balsa rubber-powered jobs stick-and-tissue rubber-powered Delta Darts kites 049-powered CL models Elec tric Gas RCs students get keep simpler models theyve built addition some classroom work basic aerodynamics Yes happens two-week period saw hours videotape documenting John says Electrics very good program because fly quietly school grounds easy clean use main tain Electric fleet presenfly includes Electra Amptique PT Electric built students over extended period time retained part program base course students get share stick time John tells students have continued some form aeromodeling five have continued RC plans con tinue program future modifying plan experience accumulates As example John indicates Gas CL models will prob ably dropped use RC Electrics will con tinue expanded Nice work John readers concerned about aeromodeling youth please take note upbeat outlook another column ends Coming up future columns Giant-sized Electrics Also motor/prop-info kit com ments Late news just arrived Ken Martin Houston SPARKS all-Electric club club will host its Fifth Annual Electric Fun-Fly Saturday April 22 1989 Dick Scobee mem orial Field Houston Ken tells years meet will have special All-Up/LastDown event especially Electric UHUsthat great-flyin plane Hobby Lobby Besides theres plenty other activity planned can get full info Ken Martin 7210 Winkel mann Houston TX 77083 phone number 713 933-1688 Ken also tells SPARKS welcom ing new memberships check out 154 Model Aviation too Tell him Bob sent ya Please send comment question SASE please directly address listed very top column month Sending anything care magazine just slows process down Ahhh Happy Electric Spring Approaches RC Scale/Sauger Continued page 51 1986 top finishers Norway could read ily see disparity between 1986 1988 re sults As example take couple top finish ers entered same model Italy done Norway Max Merckenschlager 1986 World Champion finished 13th static Italy Bristol Scout D applied 1986 scores 1988 evens would have fin ished 4th static although wouldnt have made difference final standing end re sult would have approximately 12 points tween 1st 3rd rather 266 points something think about going last round Konrad Octiker first static Nor way Jungmeister finished 15th Italy Applying same logic Merckensch lager would have finished 2nd static net gain approximately 380 points Assuming var iations differences opinions two sets judges still awful lot points Given 380 Konrad would have finished 3rd rather 7th Jurgen Steinberger entered same BE-2 Norway finished 14th Given ben efit additional 374 points could have fin ished 5th What saying hard imagine two sets judges being far apart same airplane can understand two individuals differ ing degree because personalities cer tain likes dislikes etc talking about two groups panels five judges should provide greater consistency An oversight part US team may have cost us some precious points slight mis interpretation ambiguous rule cul prit no disputing fact photo subject aircraft must included presentation Bob Hanft failed t supply photo relying rather Profile Publication drawing incidentally satisfies Color Marking requirement ambiguity rests fact some photos clips out maga zines weak distant Profile Pub lications drawings supply better documentation magazine clip itself However rules being what judges decided absence required photo would take upon themselves interpret some form downgrading sock him did established maximum level seven highest could attain categories static judging hard imagine severe downgrading especially Color Markings because absence obscure magazine photo severe down grading cost US team dearly could have made difference winning medal Mother Nature couldnt have nicer entire week pleasantly warm gentle moderate winds since selection models favored 15% complexity bonus WW I-type air craft judges hands full some consistently expert flying contes tants especially Peter McDermott flying DH 9A Max Merckenschlager Bristol Scout D 1986 winner Oslo Other WW types reckoned Mick Reeves Sopwith Camel Fl Nicolo Saettone Ansaldo SVA-5 Jurgen Steinberger BE-2 top 10 plac es five finalists WW vintagea highly improbable situation weather cooper ated instance wind shifted 900 during Peter McDermotts second flight naturally elected land directionright judges policy set forth prior flying contestants must land same direction takeoff judges zero maneuver However -g SHARKSS55SPAHSTRAIGHT SHOULDER WING SHARKST AOSPANTAPERED SHOULDER WING 1O5WING CORD 57000IN 4 TO 5SLBFIBERGLASS COWL ALUMINUM MAIN GEAR FLY AG TRIGEAR OR TAILDRAGGEF BALSA PRE-BUILT FUSALAGE BALSA SHEATED 1LB FGAM CORE WING MACHINE CUT RAND SANDED STABLLIZER INTRODUCTORY PRICE Ku TAMPI 569958400 HANDLING MC VISA MO Ups CODE5275 AMESP ADD 5 1/2% TAX IN TEXAS KINGSWAY ENTERPRISES 4506 WILDACRES HOUSTON TEXAS 77072 CALL 1-800-621-7783 THE MID-SOUTHS GREATEST M Y SHOW 00 APRIL 29TH & 30TH 1989 its 6 Big Year MEMPHIS AIRPORT HILTON 1-240 AIRWAYSAT DEMOCRAT MEMPHIS TENNESSEE Market Hrs 900 am-6OOpm-Saurday 1000 am-4OOpm-Sunday BanqueC600pm- Saturday Rooms Special Room Rates Memphis Model Mmket Call -800-HILTONS 901-332-1130 Spovuoved Mid South Radio Control Association lnf rnrIatiOn Call 901398-9791 8O0-5CXdailyCSTE PO Bozl6900U MemphisTN 38116 April 1989 155 Double pleasure. Double fun Twin cylinders better one! MAXI 60 36 cuin Parts PRnnl2 c P 0 Box26247 NewOrleans LA70186 42-5967 PRE-FAB AIRCRAFT 4065 SIZE
Edition: Model Aviation - 1989/04
Page Numbers: 48, 49, 153, 154, 155
AN UGLY OPENING has nothing being April issue honest just what promised last monththe WORMIES photos shows just what slithery things look like theyre spread out Now just picture what theyre like theyre scrambled together box What mess Way back March 85 column presented very versatile handy gadget called Oc topussy Basically plastic box sprouted large number tentaclesshort wire pairs outfitted conceivable connector type use time some posi tives wired together negatives thus putting connector pairs parallel idea able mate anything Electric anything else Electric easily Ive using Octopussy ever since both shop field accommodate sorts different con nector styles Attack Killer WORM IESI Kopakis latest invention Lalthough outstandingly uglyis best things hes ever made pro claims much handier either Octopussy Mitch Polings Slug Plug on-the-field interconnections various Electric components See column full details Six WORM IES use R aid adjusting Jomar SC-4 speed controller proper Tx stick throw Big re sistor used substitute planes motor during task Digital muitimeter watches voltage vary stick throw WORMIES include two Sermos connector ends two banana-plug ends two small alligator-clip ends Kopski sez theres lots lessons shown 48 Model Aviation Radio Confrot Electrics Bob Kopski 25 st End Dr Lansdaie PA 19446 John Flynn elementary school teacher Falmouth MA conducts summer aero modeling program students some shown Model Leisure Amptique Programs success evidenced nearly students continuing active interest model aviation Theres information John program column Small power system Peck Polymers Rev-Up 6 x 3 prop shown size compari- wondered about correct pronunciation name Davey systems Caliph de son Battery 6-cell 500-mAh pack Frank sign Dr Joe Kraynaks version tells Astro cobait 15-powered plane now has di Ehllngs PAA-Master design Fifties hedral shown hereadded after much experimentation find out particular Cawould nice size plane liph didnt fly well Kopski details what found Vertical location CG too high Bill Millers North Wales PA Baron 30 chop per thrilled crowds 88 KRC Electric Fly Power Astro cobalt 25 14 1200mAh cells Bill gave blistering performances outdone Mitch Poling Model Builder magazine introduced Slug Plug November 86 issue column Mitch sug gested that. Octopussy wasnt ugly enough proceeded claim having done better regard creationa re pulsive device also designed omnimate things Electric though know Octopussy Out done Slug Plug respect sheer ugli ness have nevertheless felt compelled firmly establish new true level ugliness readers both magazines would con fused thought mind now proudly present WORMIES now claim total ti tle forever ugliest possible mating devices just also happen far versatile functional overall use serious Elec tric modeler Basically WORMIES short lengths six eight inches red black Jomar 16-gauge high-flex wire end stripped bare about /i other ends outfitted wide variety connector types Some connectors singles like Sermos connec tors others small insulated alligator clips ba nana plugs crimp terminals kind mate ATC-type fuses Others two pin types such Tamiya connectors both sexes Astro male female charge connec tors old Molex pairs etc Completing picture several two small sizes wire nutsthose twist-on things screw bare wire ends together commonly used house wiring available sizes hardware store few cents use both blue orange wire nuts color indicates size should obvious now just about conceivable custom combination connectors can readily configured selecting desired WORMIES joinlng bare ends wire nuts Only needed mating types need wired together thereby eliminating disad vantage Octopussy Slug Plug unused active exposed connectors dangling about As example application typical use find field someone using Tamiya connector system has forgotten bring charg er charge cords outfitted fa miliar Astro round coaxial charge plug mates model-mounted matching female recepta cle simply select appropriate Tamiya mate box creepy crawlies female Astro charge connector two wire nuts four wires little twistin plug male charger plug already charge cord female receptacle new extension cord just fabricated plug together Tamiya/Tamiya pair crank up time switch thats free charge getful friend thats should clear WOR Continued page 1S3 VACUUM BAG UM BAG UM BAG UM BAG IIIlI SIS SUCKER-KIT manually controlled vacuum bag system makes lay up process combination foam & skins trouble free fast first time SUCKER-KIT ..$5995 VHS Show & Tell Video$3995 Add $400 shipping & handling Ml residents add 4O/ sales tax Send $100 SASE product list samples real wood veneer skins Our Product List Includes Gapless Arrow Shaft Hinges Carbon Tow Mylar Sheet High-Tech items Dealer Inquires Welcome SEND CHECK OR MONEY ORDER TO PO Box 866 Lapeer Ml 48446 313 664-3330 B&P Associates Gives Total Flight Line FREEDOM new electnc starter battery pack cuts cord has always tied starter power panel Discover freedom being able start plane wherever added safety less wire get caught prop charge hefty 4 Amp/hour pack will take through weekend flying power enough spare dont stop have Ni-Cads virtually size imaginable cut experimenter free design whatever takes make yours best setup field battery needs call write B&P Associates PO Box 22054 Waco TX 76702-2054 817662-5587 K&S Engineering 6917 W 59th St Chicago IL 60638 Solderina Tools Model 910 Model 300 * Model 212 il type iron gives 30 watts capacity last heal field repairs using 12 volt battery power * Model 300 Iron gives 30 watts capacity light weight pencil type iron * Model 910 Iron has capacity 60 watts heavy duty iron * Model 1210 Gun provides 100 watts capacity heats instantly Send $100 catalog prices phone 3121566-8503 Model 212 P2 April 1989 49 Composite Aircraft Eng & Supply NEW FEATURES ADDED! Stores Four Aircraft Setups Includes Seven Different Servo Configurations Individual Surface Travel Limits Centering Single Switch Presets Launch Speed Modes Full Trailing Edge Control Enhanced Mixing Functions Crow Landing Capability * User Selectable Cross Trim Capability * Flap Stick Reversing * Elevator Camber VTR * Automatic Selection High Au Rudder Mixing Launch Landing Modes * New Feature Fully installed kit Control Systems Laboratories 238 5 Hillview Dr Milpitas CA 95035 408 946-4142 Airtronia Moduleare registered trademailca otAirtronira Inc ATRCSTM Advaneed Technolog Radio CoiutzoI System Works standard FM/PPM Receivers Airtronics PCM Receivers Converts Module 7SP advanced computerized control system 100 IVTR'FTi Elevator IIlOYII Camber % 1/71/ 1/74/ 070 100 Elevator Stick Position % RC Electrics/Kopski Continued page 49 MIES capable being connected suitable mate can also wired series connec tions using wire nuts permits applica tions possible Octopussy/ Slug Plug example now easy measure inmodel motor current almost connector system used Tamiya motor connec tors Tamiya male/female WORMY pair could wired wire black negative example wire-nutted together two exposed red ends could wire-nutted banana plug WORMY latter plugged current meter WORMY/Tamiya wire set would plugged line ones model mean would disconnect motor/battery plug plane plug new WORMY/Tamsya harness between motor battery would put current meter series motor Another option would mate banana male crimp-connector WORMIES plugging crimps system place ATC fuse bananas current meter Ive WORMIED Futaba radio plug fastcharge someones receiver battery field course WORMIES always individu als youre finished some custom com bination just untwist wire nuts liberate individual squirmies youre ready next current-carrying creation variety systems connector types interface WORMIES way go Eat heart out Mitch Poling Electric really growing evidenced steady flow new Electric products hitting market Recent introductions include Aero Lectric Midwest Electric trainer design complete motor wiring harness Great Planes has introduced its third Electric Electrostreak aerobatic design originally appearing construction article Novem ber 1987 issue Model Aviation kit comes Gold Fire Mabuchi motor no wiring harnesssomething unusual days Mine ready cover Ill have live info fu ture column Another design featured Model Aviation Aeronca Woody Blanchard has intro duced kit Guillows long-established kit company thats trying something new Carl Goldberg Models has announced its third new Electric Mirage 550 Electric sport/ trainer new Hobby Lobby catalog Catalog No 13 has large number Electric products cluding Elektro-UHU motor/glider rather large variety Graupner motors way UHU excellent flier flew John Sermos 88 Electric Fly can heartily recommend product Look up new products recognized names tn model industry added significant Elec tric base already place Astro Leisure Ky sho DSC etc clear indicators indus try trend toward recognition indeed direct participation major part modeldoms futureELECTRIC folks just beginning bittersweet situation above Im thoroughly delighted increasing flow Electric interest products within modeldom unfortunate pect see prod ucts based 05-size whatever mo tor model car battery pack Typically six- seven-cell packs flat rectangu lar configuration may great shape cars dont see such model planes unwieldy size/shape necessarily drives fuselage design radio installation less-than-best compromise have always firm believer using battery size shape appropriate given model design fact current nine Electrics flying about NONE uses car-style pack Also NONE batteries covered over tape other encasing material cell ends ex posed cell intersections cooling airflow path Thus understand temptation use car-style pack availability interchangeabil ity cost reject own use choose whats best application Modelers have always creative inventive persons no real need consumer-packaged approach matter Nevertheless must ac knowledge aspect merchandising Elec tric has probably helped proliferation such products described above Its bittersweet Caliph shown photo WORMIED up application example slitheries pre viously described Caliph nice design DSC covered rather extensively col umn July 87 October 87 presented great-flying plane aileronless version modified outfitted described columns fellow club member built also pictured April 1989 153 NEW BY POPULAR REQUEST LARGE SCALE ENGINE CYLINDERS Molded high-impact styrene dummy cylinders feature deep cooling fins utmost realism Both Wasp Whirlwind types cylinders available two different large scales 1/5th 2 1 1/4th 3 ts include assembly instructions Smaller sizes also offered Note These units may modified resemble other cylinder types Send $3 full-color catalog featuring aircraft paintings suitable framing WILLIAMS BROTHERS INC DEPT MA 181PAWNEE STREET SAN MARCOS CALIFORNIA 92069 FOR THE SERIOUS COMPETITOR 1~ ULTIMA Wingspan 129 Airtoil Selig 4061 Controls Ailerons Flaps Stabilator Rudder 3 Piece Bolt-on Wing Removable Nose Cone Epoxy Fiberglass Fuselage $20995 Plus 395 S&H es Add 65% Tax Complete Catalog 5300 Thermal e e tric used Astro cobalt 15 did plane simply didnt fly right hard turn clumsy totally lacked friendly flyabil ity worked extensively over pe riod several weeks still could trim same comfortable fun-flyin plane should Absolutely positively everything ha checked wing warps tail surface warps deca lage balance thrust line surface throws everything bothered core cause promoted design extensively now thatin wordwas lousy flier Could others out also lousy upset readers may have built because column coverage now no longer trusted trust worthy column Mercy just no some thing So desperation put wing plane Presto did difference Dihe dral increased dihedral described July 87 column 70 per panel three inches under tip rib friend failed Also motor battery mounted high above wing fuselage thereby raising po sition CG Mine mounted relatively low just above wing saddle Both dihe dral battery position worked together too high CG combined too little dihe dral caused lateral stability problems Enough said friends K-LEAF months photos now has dihedral shown photo motor/prop data promised February 1989 column follows Ive recently bench run two Astro 40 cobalts two Great Planes Gold Fire motors supplied Electrostreak convenient reference 40s neutral timed run three different 10 x 6 wood props Gold Fire kit-supplied Tornado 7 x 6 two wood 8 x 4 props motors also run under no-load conditions permit determination rpm/volt motor constant Power levels held what felt safe levels on-the-bench static work data especially took recent advice referenced November December 88 issues Model Builder studied Mitch Polings Electric col umn regarding Ed Westbrooks motor math latter modelers know exactly what data way please note differ ently 10 x 6 props behaved Will real 10 x 6 please spin Motor Prop 10 x 6 Volts Amps Pwr RPM watts 1000 40-anone1020621755 15288431145 Top Flite1271672128 1472153169 Rev-Up1231451788 1441832649 Zinger1251521908 1451942819 40-bnone1020120747 1530946111 Top Flite1301762298 1512353549 Rev-Up1241471798 1431872689 Zinger1261541948 1482103119 OF-anone310832 735 Tornado7x6 46 54 Rev-UpSx4 42 49 57 TopFlite5x4 41 48 56 155 197 120 157 188 122 153 190 718 1069 508 779 10710 508 739 10710 OF-b none32266 698 Tornado7x6 44158708 532011079 kev-Up5x4 40 121488 47151719 5518910410 TopFlite5 o441123508 48155749 5619410910 Aeromodeling youth has taken special meaning Falmouth MA grade school teacher John Flynn John has running modeling sum mer camps over three-year period has far accommodated over 140 students grades five through eight program started out grant support $10 fec student second third year saw no grant money fees adiusted $40 $50 respec tively program enrichment program math science based two-week ses sions students get build and/or fly model rockets paper planes foam catapult-launched gliders balsa ilLOs all-balsa rubber-powered jobs stick-and-tissue rubber-powered Delta Darts kites 049-powered CL models Elec tric Gas RCs students get keep simpler models theyve built addition some classroom work basic aerodynamics Yes happens two-week period saw hours videotape documenting John says Electrics very good program because fly quietly school grounds easy clean use main tain Electric fleet presenfly includes Electra Amptique PT Electric built students over extended period time retained part program base course students get share stick time John tells students have continued some form aeromodeling five have continued RC plans con tinue program future modifying plan experience accumulates As example John indicates Gas CL models will prob ably dropped use RC Electrics will con tinue expanded Nice work John readers concerned about aeromodeling youth please take note upbeat outlook another column ends Coming up future columns Giant-sized Electrics Also motor/prop-info kit com ments Late news just arrived Ken Martin Houston SPARKS all-Electric club club will host its Fifth Annual Electric Fun-Fly Saturday April 22 1989 Dick Scobee mem orial Field Houston Ken tells years meet will have special All-Up/LastDown event especially Electric UHUsthat great-flyin plane Hobby Lobby Besides theres plenty other activity planned can get full info Ken Martin 7210 Winkel mann Houston TX 77083 phone number 713 933-1688 Ken also tells SPARKS welcom ing new memberships check out 154 Model Aviation too Tell him Bob sent ya Please send comment question SASE please directly address listed very top column month Sending anything care magazine just slows process down Ahhh Happy Electric Spring Approaches RC Scale/Sauger Continued page 51 1986 top finishers Norway could read ily see disparity between 1986 1988 re sults As example take couple top finish ers entered same model Italy done Norway Max Merckenschlager 1986 World Champion finished 13th static Italy Bristol Scout D applied 1986 scores 1988 evens would have fin ished 4th static although wouldnt have made difference final standing end re sult would have approximately 12 points tween 1st 3rd rather 266 points something think about going last round Konrad Octiker first static Nor way Jungmeister finished 15th Italy Applying same logic Merckensch lager would have finished 2nd static net gain approximately 380 points Assuming var iations differences opinions two sets judges still awful lot points Given 380 Konrad would have finished 3rd rather 7th Jurgen Steinberger entered same BE-2 Norway finished 14th Given ben efit additional 374 points could have fin ished 5th What saying hard imagine two sets judges being far apart same airplane can understand two individuals differ ing degree because personalities cer tain likes dislikes etc talking about two groups panels five judges should provide greater consistency An oversight part US team may have cost us some precious points slight mis interpretation ambiguous rule cul prit no disputing fact photo subject aircraft must included presentation Bob Hanft failed t supply photo relying rather Profile Publication drawing incidentally satisfies Color Marking requirement ambiguity rests fact some photos clips out maga zines weak distant Profile Pub lications drawings supply better documentation magazine clip itself However rules being what judges decided absence required photo would take upon themselves interpret some form downgrading sock him did established maximum level seven highest could attain categories static judging hard imagine severe downgrading especially Color Markings because absence obscure magazine photo severe down grading cost US team dearly could have made difference winning medal Mother Nature couldnt have nicer entire week pleasantly warm gentle moderate winds since selection models favored 15% complexity bonus WW I-type air craft judges hands full some consistently expert flying contes tants especially Peter McDermott flying DH 9A Max Merckenschlager Bristol Scout D 1986 winner Oslo Other WW types reckoned Mick Reeves Sopwith Camel Fl Nicolo Saettone Ansaldo SVA-5 Jurgen Steinberger BE-2 top 10 plac es five finalists WW vintagea highly improbable situation weather cooper ated instance wind shifted 900 during Peter McDermotts second flight naturally elected land directionright judges policy set forth prior flying contestants must land same direction takeoff judges zero maneuver However -g SHARKSS55SPAHSTRAIGHT SHOULDER WING SHARKST AOSPANTAPERED SHOULDER WING 1O5WING CORD 57000IN 4 TO 5SLBFIBERGLASS COWL ALUMINUM MAIN GEAR FLY AG TRIGEAR OR TAILDRAGGEF BALSA PRE-BUILT FUSALAGE BALSA SHEATED 1LB FGAM CORE WING MACHINE CUT RAND SANDED STABLLIZER INTRODUCTORY PRICE Ku TAMPI 569958400 HANDLING MC VISA MO Ups CODE5275 AMESP ADD 5 1/2% TAX IN TEXAS KINGSWAY ENTERPRISES 4506 WILDACRES HOUSTON TEXAS 77072 CALL 1-800-621-7783 THE MID-SOUTHS GREATEST M Y SHOW 00 APRIL 29TH & 30TH 1989 its 6 Big Year MEMPHIS AIRPORT HILTON 1-240 AIRWAYSAT DEMOCRAT MEMPHIS TENNESSEE Market Hrs 900 am-6OOpm-Saurday 1000 am-4OOpm-Sunday BanqueC600pm- Saturday Rooms Special Room Rates Memphis Model Mmket Call -800-HILTONS 901-332-1130 Spovuoved Mid South Radio Control Association lnf rnrIatiOn Call 901398-9791 8O0-5CXdailyCSTE PO Bozl6900U MemphisTN 38116 April 1989 155 Double pleasure. Double fun Twin cylinders better one! MAXI 60 36 cuin Parts PRnnl2 c P 0 Box26247 NewOrleans LA70186 42-5967 PRE-FAB AIRCRAFT 4065 SIZE