Free Flight: Indoor

FREE FLIGHT INDOOR HANGAR NEWS previous column may have pessimistic about use Hangar #1 Tustin latest word expected lease deal hangar fell through So now guys still flying regularly Meanwhile hangar Moffett Field near San Francisco used monthly wssions third Saturday month hangar has problems including huge opening truck access has no door fliers cautiously feeling out hangar learning turbulence less etc Indoor RC Electric Duration Bob Wilder has done again February 19 Bob upped ante time 4809 Cat Bedford site guy unstoppable what airplane original design 40-inch span 250 sq area weighs 110 grams used DC5 West-Tek less motor 81 home-built gears four 600 ma cells prop carbon-fiber 9 x 45 West Tek Another Bob Wilder Indoor RC Electric endurance flight 10333 Date February 24 1998 Site American Indoor Sports Facility Carrollton TX Building 210 feet long 90 feet wide Ceiling 25 feet walls 30 feet center Airplane same flown Bedford Boys Ranch some changes motor gearbox battery pack Pilots Bob Wilder Ernie Harwood Indoor Group 140 members have registered Bud Tenny rten@nstarnet sending E-mail address receive late-breaking news such happens clubs holding Indoor events can send announcements Bud Tenny via E-mail snail mail Box 830545 Richardson TX 75083 prompt posting members Indoor Group Del Ogrens web page Rubber Motor Storage Several years ago big flap over rapid deterioration between seasons between flying sessions problem solved changing type envelope used storing motors Tony Italiano reported following issue Free Flight has concern Rubber modelers especially Indoor ones rubber deteriorating stored plastic paper envelopes Australians have found culprit polyvinyl chloride PVC out-gassing vinyl chloride VC plastic bag VC bad rubber well being carcinogenic element may disputed Some plastic bags made PVC polyethylene Manufacturers bags may call bags say polyethylene polythene polyester formula has dozens variations recipe Bags made polyester however chemically inert will harm rubber Polyester bags called oven bags melt approximately 2800C 5360F advised rubber stored polyester bags overwrap polythene bag molecules VC gas will penetrate polyester bag chew up selected rubber simple test polyethylene polyester smells like burnt candle ignited whereas PVC has acid smell burnt alternativetransparent paper envelopes called cassine glassine used stamp collectors available stamp shops Postal Service Indoor Etiquette reminder cant hurt As enter leave site open close door slowly close promptly reduce drafts shock waves Moving slowly about site reduces turbulence shock waves bow waves generate walking fast can knock down superlight model Launch model slowly clear floor will reduce obstacles turbulence floor Dont touch someone elses model permission Indoor models very fragile prone breakage Let owner retrieve model lands near you move slowly care moving about flying Dont talk fliers wind motor hook up launch model Retrieve model cautiously balloon other help permission CD other fliers July1998 115 Mockup supersensitive scale see text Weighing spring stabilized wire bracketSpring mount adjustable set scale zero Tenny photos Answer questions nonfliers best ability refer another club member flier Keep children under control eliminate horseplay Above else clean up area before leaving site Shop 101 CyA Glue Pot Boeing Hawks newsletter edited Gene Stubbs truly modem miracles chemistry has added whole new dimension speed classic construction technique cyanoacrylate CyA glue has its detractors overall weve embraced enthusiastically still making jokes about stuck fingers its drawbacks can horrendous source weight its applied carefully use Y4-ounce bottle build model rest assured e now resides embedded forever beautiful-but-slightlyoverweight Fairchild 24 Technique everything CyA useless indeed Lany Kruse reports using lots KleenexTM wick away excess glue joint Walt Mooney would put puddle thick CyA piece waxed paper using pin would dip drop apply joint worked tools process really awkward pins lost glue puddles dumped over workbench took Mooney concept made tools bit user-friendly SANYO RC-2000 CELLS$650 Ea SANYO RC-2000 CELLS MATCHED$667 Ea SANYO RC-1700 CELLS newCALL FOR PRICE SANYO RC-1700 CELLS MATCHEDCALL FOR PRICE SANYO N1400 SCR CELLS$350 Ea SANYO N1000 SCR CELLS$350 Ea SANYO KR600 AE CELLS$250 Ea SANYO N800 AR CELLS$350 Ea SANYO N350 AA CELLS$250 Ea SANYO 600 AA CELLS$150 Ea SAFT FULL C RECHARGEABLE$100 Ea 4 CELL 270AA RECEIVER PACK$1000 Ea 5 CELL 1000 AE RECEIVER PACK$1800 Ea CONNECTORS RED & BLACK$150 Pr IAJTIF ~-ITNTT RAIAMflI1ATflAIflAVAUARP Located Flying Circus Aerodrome Bealeton Virginia August 27 28 29 30 1998 900 am till dark day except Sunday Aerodrome admission fee Sat& Sun Four Days Wonderful Fall Flying Culminating Full Scale Historic Airs Sunday Afternoon Pre Registration $1000 site $2000 _ Near Historic Warrenton Luray Caverns Primitive On-Site Camping Available CONTEST DIRECTORVENDOR REGISTRATIONHosT HOTEL Andy KaneCharlie CalvettHmnton Inn 305 Natick Court1403 lacdwon Road501 Blackwell Rd Silver Spring ML 20905Silver Spring hI 20904Warrenton VA 22156 301-236-9222301422-2233540-349-4200 Come join us 4 days Model Full Scale Camaraderie family fun visit web site wwwspectrosalescom/dcrc/bealton JLIfA Qi Take small x x 1 cube modeling clay fingertip form depression top Now line swimming pool formed square waxed paper press down smooth possible will non-spill receptacle CyA puddle applicator snip off head pin use A2 wire bend tiny loop end Stick other end bamboo dowel balsa stick paint bright color find incredible workbench clutter Lead Wool Boeing Hawks newsletter edited Gene Stubbs Have ever heard lead wool saw strange material plumbing section McLendons hardware store looks just like steel wool Plumbers use jam cracks joints drain pipes man explained might useful modelers situations need pack lot nose weight small space could pack stuff odd-shaped cavity conveniently higher density using lead sheet shot could probably also used filler epoxy make molded ballast forms such spinners Event Survey Jack Koehlar ramrod self-styled dictator Topeka club HAFFAS reported survey made Roger Schroeder vice dictator poll supposed indicate events might dropped future contests numbers indicate fliers indicated interest listed event would club vote AMA Competition Events Limited Pennyplane 11 Bostonian 7-gram 9 Easy B 8 FiL EZB 12-gram 7 HLG 6 MiniStick 6 Manhattan 5 Pennyplane 5 Peanut Scale 5 Intermediate Stick 4 Std Catapult Glider 4 Unlim Cat Glider 4 Kit/Plan Scale 3 ROG Stick 3 Flying Scale 2 HLStick2 FID 1 Cabin I Helicopter 1 Oruithopter 1 Autogiro I Experimental Autogiro 1 Indoor Power Scale 1 Club Events P-18 1 A-6 9 14-gram Bostonian 6 USIC 31-gram ROG 6 Peck ROG 5 116 Model Aviation 4IMAA Bealeton Giant Fly-In P-24 5 Pistachio Scale 3 All-Wood Profile Scale 3 USIC 62-gram NoCal 3 Five-gram ROG 2 Checking Stopwatch Dan OGrady modem digital electronic stopwatch lightyears ahead mechanical analog ones used too years ago like some digital wrist watches can very occasionally few bad actors Heres simple way check television stations employ cesium- rubidium-based oscillators frequency control TV emissions areas country served cable TV channels will carry local news weather importantly purposes time will displayed bottom screen hours minutes seconds Get out stopwatch pencil paper time displayed nice convenient number eg 63700 start stopwatch write down time displayed TV can switch off TV change channels whatever choose several hours Return TV channel wait until time indicated convenient number stop watch write down time shown TV simple arithmetic necessary simply compare accumulated time stopwatch versus time difference two times wrote down Knowing stopwatch accurate decided improvement implicit blind trust valuable asset should timing ability lack become question mind person youre timing Supersensitive Scale Ive electronic scale 01 gram sensitivity some time got t assumed weighing problems solved minimum sensitivity evaluating lightweight ribs rudders etc 001 gram 0005 gram So decided supplement electronic scale very sensitive wire spring scale photo shows mockup nine-inch piece 01 stainless steel wire Another photo shows business end spring note sags visibly under its own weight weight hook sensitive wire flailed wildly tried test sensitivity Also visible wire guides made limit flailing upand-down swings Another photo shows other end adjustable pivot set zero scale later cant devise better scheme must stable way get sensitivity rb flying J3 Cub Profile Model EXTRA 300S $3499 Designed Adrian Page Laser Cat Interlacking Wing Construction Wing Span 32 -Ares 2t5 sq -Weight 195 Length 2t5 ne ttl 2 4 Ch Radio Serves Regd Also Avalabe Mini Sukhui $3299 Rich Uranitch $8999 \iacsam fan, chine R 55 Wingspan 51- Length 41 tngine 35-452C 45-ti 4C 4 P-47 RAZORBACK Designed Rich Uravitch Vacuum Fermed Canspy & Cawi ine S Parts Wing Span 49- Length 29 tagine 15- u 4Ch Radie dard Servos Engine & Kit Combos Available Call Prices Designed Adrian Page ts neen Feb 97 MAN 15- Length 27 25 4 Gb Radio $64-SiIA $8999 Designed Rich Uranitch Vacasm formed cemi ine & die-cat parts Wingspan 59 Length 49 Area ttt Sq ne 4t-4t2C 59-794C 4 Ch Radia required $5499 Vacuum farmed r~py w cowl ine & die-cat porte Wingspan 52 Length 52 Area 533 Sq tngine 2 29 25 Radia required er Tmin tiectric Pamer Revised illustrated isstruclisn manual HOBBY HANGAR 1862 Petersburg Rd Hebron KY 41048 0-611-3860 rs Only 606-334-4331 CusloaerSewice606-334-4333Fax t web site hobbyhangarcom Add St tar Shipyng & Handling es Sanject Change Any Time er Ingairien naited July1998 119 Two New Planes J3 Cvii Prof lie $5499 unsigned Adrian Page Laser Cut- Wing Span 49 C49 Sq th 45 49 2-Sreke Radio