Free Flight: Indoor

FREE FLIGHT INDOOR U rur m THE AMA RECORD Application Form CDs fliers listen up model makes record-breaking flight details flight must entered AMA record application form Some information furnished CD rest three-view model pertinent dimensions must accompany record application unless model faithful replica published model design model built commercial kit CDs important factors modelsize weight applicable other parameters especially defined rules flight time responsibility Contest Director practical standpoint CD designated representative must satisfy himself model meets points rule before flown CD has responsibility ensure timers flight familiar timing requirements watches accurate Contestants Are parts form complete accurate cases get record application form CDs part filled out signed responsibility furnish neat legible plans full complete details return sloppy readable information want other fliers see sloppy completed files just filed awayother fliers can get copies learn improve models new record represents advance modeling practiceyou helping advance models performance learned others others can learn Take much pride record application flight AMA 1995 Indoor Nationals Three club newsletters arrived since return Kibbie Dome bash Figure 1 Laminated spars can used easily tailor special airfoil sections see text Tenny sketch Figure 2 Help turbulence added sub-rib can support partial covering bottom wing Tenny sketch reports event Ken Johnson present report Model Aviation following comments have excerpted reports Brainbusters Newsletter edited Abram Van Dover Bat Sheet Chris Weinreich Boeing Hawks newsletter Gene Stubbs Van Dover Kibbie Dome greatbigger Johnson City Nats attendance down 37 entries plus 13 modelers entered FAC Scale events enough keep busy help Herb Robbins Andrew Tagliafico role made easier Andrew did legwork getting Kibbie Dome tables chairs helium Great job Scale work done Ed Lamb FAC Squadron #34 again made good time Day everything set up ready togo participants show up fly Weinreich Kibbie Domewhy arent free flight Indoor fliers among Strat-O-Bat members attended part Kibbie Dome Annual/International Easy-B Contest/AMA Indoor Nats July lot fliers . 30 some Bats Gene Stubbs Dick Anderson Clive Wienker Ed Lamb Len Sherman believe concentrating Indoor Scale Other familiar names Northwest modeling scene Bob Stalick John Lenderman Lou Gitlow Andrew Tagliafico Keith Varnau Gil Couglin some guy flying HLG named Bruce Kimball Indoor free flight its own form madness No thermals got build light trim model ceiling height pay close attention size amount rubber motor interested Indoor trip Kibbie Dome well worth drive site best world motels very close Moscow-Pullman area bad place visit Both college towns means good restaurants interesting shops Thanks Andrew Tagliafico securing Dome putting annual schedule Stubbs Kibbie Dome Indoor Nats turnout pretty light Nats contest spent some time helping 136 Model Aviation 4Torsion test fixture motorstick blank place Add weight horizontal bar measure vertical deflection Torsion test fixture dismounted storage Square precision brass tubing used construction Tenny photo judge Scale entries Ed Lamb did great job organizing Scale contests Phyllis several other wives helped registration got witness 45 minute FiD flight Steve Brown Canadian Orville Olin showed off several very elegant good-flying Scale models MiniStick Postal Contest 1995 International MiniStick Postal Contest being sponsored Kirkwood MO Thermaleers new entry blank published #84 Indoor News Views Heres idea clubs CDs Brainbusters newsletter Anyone flying MiniStick Indoor Winter contests automatically entered International MiniStick Postal contest have have scores March 31 1996 Im sure can handle part Well take highest flight up time send Speaking MiniStick Bob Eberle has posted 1339 MiniStick flight Lakehurst marvelous time record Remember MiniStick has accepted formal event record applications can submitted beginning January 1 1996 Insect Mounting Pins source courtesy Stan Chilton Fine Science Tools Inc 373 Vintage Park Dr Foster City CA 94404 Tel 800 521-2109 Elefant Insect Pin p/n 26000-25 009 diameter about 16 inches long tiny nylon head pack 100 $595 shipping charge $10 regardless quantity credit card orders accepted Try group order minimize costs Rubber Lubes club newsletters Plumbers Silicone Lubricant WG- 1 available hardware stores $1 /2 ounce gel Syl-Glyde available aerosol gel NAPA Auto Stores try either please give us report Rubber ReportsAuthors please note rubber tests output formulas often use width strip factor Although Tan II uniform product width thickness strip individual batches Ive worked have measured strip-thickness variations between batches much 5% Thus formula report using rubber length strip width updated use weight/length tbe results directly applicable batch same type rubber possible gain accuracy Flying Opportunities sessions listed below latest information available CDs events beginning February 1996 send schedules ASAP listings below include dates available time writing Always verify contest date phone before leaving home ArkansasLittle Rock area Indoor sessions month usually second Friday 530 730 pm North Little Rock Burns Park Tennis Center Side walls 20 feet center peak 40 feet Cost $24 divided number participants Contact Ron Stanfield 20 Oakridge Dr Maumelle AR 72113 Tel 501 851-1697 CaliforniaBurbank Blacksheep Exhibition Squadron VMF-2 14 has monthly sessions second Fridays flying Cat site Luther Burbank Middle School 7-10 pm Tony Naccarato 2121 N Hollywood Way Burbank CA 91507 Tel 818 8425062 CaliforniaGarden Grove currently have access gymnasium located Crystal Cathedral Garden Grove California have use gym Tuesday evening 7-10 pm welcome types Indoor models well modelers experience level gym approximately 25 feet lowest ceiling girder another 10 feet airspace above John Wenk 4621 Silverleaf Ave Orange CA 92669 Tel 714 633-8546 CaliforniaSan Francisco area Yearround minicontests 8 am-l30 pm fourth Sunday month site standard basketball court 22 feet clear Also outdoor flying second Sunday month May through October welcome whether novice skilled Plans assistance information available needed Contact George Benson 204 Benson Circle Mill Valley CA 94941 Tel 415 388-1809 CaliforniaSan Diego Fun-Fly Scale sessions 2nd Friday month monthly sessions 4th Friday Colina Del Sol Community Center Cat I 5316 Orange Ave San Diego Howard Haupt 3860 Ecochee Ave San Diego CA 92117 Tel 619 272-5656 CanadaOntario area Indoor flying Woodroffe Hugh School Ottawa Mondays 7 pin-lO pm 1995-96 season Nov 6 Nov 13 Nov 20 Nov 27 Dec 4 Dec 11 Dec 18 1995 Jan 8 Jan 15 Jan 22 Jan 29 Feb 5 Feb 12 Feb 19 Feb 26 Mar 4 Mar 18 Mar 25 Apr 1 Apr 15 Apr 22 Apr29 May 6 May 13 May 27 1996 Contact Dan OGrady 50 Largo Crescent Nepean Ontario Canada K2G3C7 CanadaWinnipeg Manitoba Flying sessions twice month 23-foot gym Sundays session month 80-foot hangar hangar commercial airline maintenance hangar subject work schedules no sessions have canceled yet hangar very tight minimal drift locale several Canadian Cat III records Contact Barrie Taylor 2 Thackery Winnipeg Manitoba Canada R3K OHi Tel 204 8894737 ConnecticutNorwich Flying sessions held throughout Fall Winter Teachers Memorial Junior High School Norwich Connecticut Beginners welcome assistance provided veteran aeromodelers Contact John Koptonak 3 Wiemes Ct Waterford CT 06385 Tel 203 442-9003 1995-96 schedule FloridaMonthly meets sponsored Miami Indoor Airplane Modelers Association McDill AFB Meet #2 Nov 11-12 1995 King Orange Indoor Delta Airlines Maintenance Hangar Tampa Florida Dec 30-31 1995 Contact Dr John Martin 2180 Tigertail Ave Miami FL 33133 Tel 305 8586363 IllinoisChicago area Year-round weekly sessions 25-foot gym College DuPage Glen Ellyn Illinois Currently held 6-11 pm Monday evenings Bob Warmann 245 N Oaklawn Elmhurst IL 60126 Tel 708 834-9075 KansasTopeka Contact Jack Koehiar 3310 SW Eveningside Dr Topeka KS 66614-3726 Tel 913 273-9554 KansasWichita Note address change Stan Chilton 3010 Grail Wichita KS 67211 Tel 316 6869634 KentuckyLouisville Flying sessions Tuesday Sawyer Park site 11 am-l pm Also Saturday month subject military schedules Kentucky Air National Guard site 10 am-2 pm Contact Mason Plank 3207 Oriole Dr Louisville KY 40213 Tel 502 634-8191 MarylandGoddard NAS NASA has canceled access auditorium Building 8 Goddard NAS until further notice Contact Tom Vallee 444 Henryton So Laurel MD 20707 Tel 301 498-0790 developments MassachusettsMerrimac Valley Contact Jim Fiorello 508 687-0024 word planned activity January1996 137 NebraskaBeatrice Contact RD Hawes 9220 N 52nd St Omaha NE 68152 Tel 402 571-6512 New JerseyLakehurst 1995 flying sessions/contests/record trials Hangar #1 scheduled almost weekend between July end October information 1996 season send Gary Underwood SASE 24 Kennebec Ct Bordentown NJ 08505 Tel 609 324-9004 New YorkBrooklyn Weekend Indoor contest Blue Nose Hangar Floyd Bennett Field Brooklyn November 18 flying session December 2 1995 site has 150 x 450-foot floor 45 feet rafters field-truss beam easy retrieval Contact Ed Whitten 67 Riverside Dr #9A New York NY 10024 Tel 212 724-0282 North CarolinaCharlotte Flying sessions 25-foot gym Friday night year-round Contact Cliff Culpepper 1401 Ferncliffe Rd Charlotte NC 28211 Tel 704 3667350 details OhioCleveland area Weekly sessions year-round Cat sites site Willoughby Andrews School has 20-foot flat ceiling 60 x 80-foot floor area other site Meridian Euclid Hospital Euclid has 195-foot ceiling 45 x 70-foot floor area Contact Vein Hacker 25599 Breckenridge Dr Euclid OH 441171807 Tel 216 486-4990 OklahomaOklahoma City 1996 flying sessions contests Armory contact Edsel Ford 10613 W Country Drive Oklahoma City OK 73170 Tel 405 691-5411 OregonAlbany Indoor contest South Albany High School Gym December 3 1995 Contact Bob Stalick 5066 NW Picadilly Cir Albany OR 97321 Tel 503 928-8101 1996 schedule PennsylvaniaPhiladelphia area mail Bob Eberle Flying sessions Memorial Hall Fairmount Park Phila Oct 21 Nov 11 SOTS putting demonstration date Dec 16 1995 Jan 20 Feb 3 Mar 23 Apr 6 1996 Please tell fliers best call Joe Krush 409 Warner Rd Wayne PA 19087 Tel 610 688-3927 before coming just case change schedule has made Memorial Hall staff TexasFt Worth/Dallas area Flying sessions Saturday evening 6-11 pm approximately four sessions OctoberApril Contact Jess Shepherd 2713 Summit View Bedford TX 76021 Tel 817 282-3770 VirginiaHampton area Langley Brainbusters winter Indoor contest schedule includes tentative dates Nov 26 Dec 17 1995 Jan 28 Feb 25 Mar 24 Apr 21 May 5 1996 1-6 pm test flying beginning 11 am contests will held SBH Gym will feature following events EZ-13 Limited Pennyplane Bostonian No-Cal A-6 8-inch hand launch glider MiniStick events count scoring Contact Abram Van Dover 112 Tillerson Dr Newport News VA 23602 Tel 804 877-2830 WashingtonSeattle area Boeing Hawks have lost access Naval Reserve Center Lake Union Hawks have active site search going Contact Gene Stubbs 5505 Ann Arbor NE Seattle WA 98105 Tel 206 5236148 developments WisconsinMilwaukee Bong Eagles have scheduled flying sessions Hamilton High School Auditorium 6214 W Warnimont Ave Milwaukee 7-930 pm Nov 2 Dec 7 1995 Jan 11 Feb 1 Mar 7 Apr 4 May 2 1996 Contests scheduled Memorial Hall 72 Seventh St Nov 12 1995 Mar 24 1996 information contact Joe Adams Box 391 Oak Creek WI 53154 Tel 414 762-3492 414 762-0010 Thoughts Ribs Airfoils During investigations laminated structures realized laminating spars can have advantage 1 Acceptable strength/weight ratio less-than-perfect wood initial motivation 2 Laminating curved parts makes permanent shapes laminated thinned aliphatic resin abrasion resistance improved 3 Some unusual refined airfoil shapes made easier line #3 above Figure 1 example Both leading training edges laminated airfoil righthand spar consists two equal-sized spars cut fairly thin wood emphasis make deeperthan-normal spar forms vertical flap fence Hal Blubaugh furnished commentary concept early Indoor News Views application HLG own experiments low Cat ceilings seemed prove Hals claim lower sink rate expense launch altitude once have added flap glider too heavy ceiling substantial increase 10% flight times Jim Clem have experimenting Pennyplane airfoils using fence easy include using laminated spars difficult measure performance changes extensive glide testing Both models will fly better manage have using airfoil several years leading edge left-hand spar Figure 1 laminated thicker wood smaller vertical dimension two pieces also sanded round off leading edge shown thin lines intent create sharper entry shape present covering wrapped around leading edge help streamline spar An Experiment Done Figure 2 shows experimental airfoil suggested long time ago FlC flier Bill Gieskieng concept arose shortly after Stan Stoys turbulence rectification experiments Coot glider wondered Indoor duration models could also designed handle turbulent air effectively Bill suggested making standard indoor section double-surfaced shown Figure 2 small sub-rib would support covering part lower surface suggestion based assertion airfoils shape have lower center pressure movement changes pitch true model should recover quickly gust-induced pitch angles therefore tolerate turbulence Materials Testing So build new Easy B like didand motorstick strong enough solution add enough boron legal competition other reinforcement until strong enough built new motorstick testing its torsional strength bending strength against beefed-up stick kept sanding new stick until sticks matched photo shows torsion test rig test blank place Twisting force applied adding weight either end horizontal bar deflection measured vertical scale shown plastic ruler supported glob modeling clay After determining torsional deflection modified motorstick tested stick blanks until found strong enough made new fuselage piece Most test construction fixtures made store demountable pieces photo shows individual pieces test fixture base re precision brass tubing plug-in mount torque bar base rear support socket torque bar pivot made next largest size precision tubing Model Aviation