George M Mye Radio Thchnique 70 Froehlkh Farm Rd lIicksvlIIe NY 11801 ABSTRACT 1989 FAI-CAT IAC Judges School described BACK school enrolled IAC Interna tional Acrobatic Club Inc Judges School held March 18-19 1989 Daniel Webster College Nashua NH session sponsored New England Acrobatic Club IAC Chapter 35 instructor Steve Morris 11701-C Woodcreek Drive Huntley IL 60192 Steve LAC Director Judges Training good teacher wondering what has AMA Radio Technique column Well ought know IAC procedures fol lowed group LAC judges served 1988 Tournament Champions TOC body liked results same procedures will followed future TOCs AMA RC Sport Aerobatics Turnaround rules have used TOC since 1978 rules derive earlier IAC rules work Aresti catalog difference 1988 1989 IAC rules use 1989 FAI catalog [FAI-CAT] IAC judges used introduced slightly different syste matic way defining judging figures Employing judge-graded contestant-designed three-minute Free Programs well usual compulsory programs added variety spice presentations ie showoff hotdog ging Hanno Prettner perpetual winner event changed three-minute program over night correspond suggestions made Steve Morrisand won again try keep informed latest trends af fecting RC flying felt appropriate give firsthand overview ever gets AMA rule book Im sure friend Ron Van Putte will have lot say about thing thats attractive way FAI-CAT works FAI-CAT literally dic tionary airplane maneuver elements may assign K-factors figures written air Read find out what K-factors development Aresti catalog first practical international short hand notation describing aerobatic maneuvers FAI-CAT organized way families el ements 1 Lines angles 2 Turns rolling turns 3 Combinations lines 4 Spins 5 Ham merheads stall turns 6 Tail slides 7 Loops Ss eights 8 Combinations lines loops rolls humpty bumps 9 Rolls slow point flick Isnap rolls] Within family subdefinitions considering such factors upright inverted entries numbers revolu tions parts revolutions spins rolls upright inverted exits beauty FAI-CAT openended design elements families elements can easily added necessary would simple matter AMA add Heli copter maneuvers like Belgian Stall Turn Family 5 Ferris Wheel Loops Family 7 go add family Hovering maneu vers Family 10 Backward Flight Family 11 Sideward Flight Family 12 Vertical Flight VTOs Autorotations Family 13 etc thereby come up AMA version catalog TOC-88 videotape available Circus Hobbies $1995 shows Curtis Youngblood doing amazing maneuvers could accom modated model version FAI-CAT includ ing inverted autorotations nose-in-and-down fly arounds backward loops Chip Hydes Torque Roll done air show pilots full-scale Pitts Eagle biplanes could fit Family 11 Hanno Prettners Screw originally done Clint McHenry full-scale Laser would fit Family 12 etc can figure out make airplane 32 Model Aviation School days Author George Myers enrolled IAC judges school left instructor Steve Morris explains fine points FAI-CAT using model airplane really helped communicating students right partial view large class small room AV aids utilized including chalkboard overhead projector VCRITV model airplane IAC rule book FAI-CAT maneuver dictionary Ladi Bezak L 1960 World 1965 European Champion Acrobatic pilot next stock de Havilland Chipmunk its open cowl revealing Walter Minor 6-Ill engine Ladi escaped Czechoslovakia 1971 wife four children aboard homebuilt 2-place Zlinn 226 family have lived stateless persons since constantly hounded communist agents sympathizers view best seat IAC house R Camera held outboard pilots seat Pitts S-iC aerobatic biplane Also visible Citabria Stearman skim like frisbee someone did Can berra jet years ago way could found put K-factor Family 4 1989 FAI-CAT designed around capabili ties current full-size stiff-winged aircraft Basically fits variations Pitts Laser theme describes elements ver tical horizontal planes motion considers horizontal vertical 450 lines vertical plane JAC chooses rule Out repeti tions elements well-known maneuvers like Cuban 8 AMAs Figure M etc no long er seen full-size aerobatic Compulsory Free programs reasons its own IAC has also dropped barrel rolls knife-edge flight its competitions PAl-CAT also used full-scale sailplane aerobatic events appropriate adjustments grading accommodate lack en gine since arent full-size helicop ter aerobatic competitions FAI-CAT fullsize machines doesnt need consider helicopter maneuvers Lets get back what FAI-CAT can right now Elements vary difficulty performance relative difficulties K-factors assigned elements example upright flight straight line constant altitude carries K outside 1/2 snaproll upright attitude vertical Up line finishing upright atti tude earns K ant finish in verted attitude element would worth K ow dont start arguing about whether airplane can adopt upright inverted titude vertical Up line learn about such subtleties judges school FAI-CAT arranged accommodate fact does accommodate fascinating Torque rolls Lomcevaks long talk Ladislov Bezak inventor Lomcevak about maneuver knife-edge spins etc considered nonjudge able maneuvers IAC because require extreme precision accomplishment because small variations going can produce large variations coming out Therefore suc cessful accomplishment such maneuvers con sidered matter luck well skill sport aerobatic flying seeks judge perfection completing predictable maneuvers Kfactors assigned above FAI CAT AMA members should want judge such maneuvers could certainly added AMA maneuver dictionary would AMA want maneuver dictionary same reason IAC has Free programs ice skating has Free programs etc al ways desire show personal creativity after ing subjected rigors competition man datory school programs essence AMA Pattern contests consist entirely school fig ures repetition boring spectators Having AMA maneuver catalog would encour age contestants create programs wide variety judgeable figures would create interesting show provided endless repetition same figures FAI-CAT tells assign K-factor figure after have invented LAC rule book tells run contest grade figure flown contest prepare IAC competition IAC recognizes categories proficiency competi tors Basic Sportsman Intermediate Continued page 142 SAVEYOURFIELD3 SNF LER mutt ea ow cost easy nets ghtws ght Sound acluc ng mutt w th no p mane pens ty S s anew 0 AMA mu tie u o suggest say ng y ng Os Meets AMA muffler rule suggestIons 2495 3 10 decIbels quieter stock muffler CAT NO too No power toss possible 300-500 RPM Improves engIne Idle s better fuel evonomy EasIly attached moat 25-108 stock mufflers Heat corrosion resistant Black E cost finish No special adapters required WeIghs 35 oza P$t ASP SPAT ENVA FOX HP RVINE K&S OS MAX POYAL VS 52050 flOPS no 00 SNUP-LER mufflers JTEC IN-COWL mufflers Or,o 3 Oxs 2S-SOos%, 2085The SNUF-LEP Muffler oan Os used08OtS 2toa TOS 2QS TtO2 FO s Ttc ostos 2005 ott scale arcratt JTSO IN-COWL jTtO2l tI t55 ToiSlot 200 lers clamp used bolt rree3e 508 wo neog SOS JT4Ot 3i8t5ooOS yo owe Oosmuffler 000cm 5e tussiegeJT8028 N tSo-220 S connected JTEC noJPter tOt teoo205 necorene tuong apeearsnce S~ 'Sake t canOe removed alter flying— So ISo. 0 OSoossee 0 seers lOSS 05050 OOOSV to5015 25t StAllS lontseote lO05IS Ores vo 500 C Sr COOFat *ScttCOilAL 555 QOCOOTOC *505250 UPS $200 000 SOS 5% 1051 08 Cal 51OSflt September 1989 33 LINE DRIVEt _________ ROTARY TO LINEAR OjSERVO CONVERTER Patt Peiing II available wrile direct add SiDO S2OO culsode US flV SI GIVE 475 580 1YThL TRAVK F 901 S IYrATIcuI LINR WIWr ELfl IATAL WYflCRI MV TM1P RJLTD IN THE SAlE icricii FCIl IS 17ThTI1 & IS FLIT TRIM IPIFr LINE lIVE GIVE 3L S1 IN FJ DIRIICRI EVDI WIDI 1 smvo IS ivr u&iy IPIVE ICXNIS SflY ii YP S A4 WITH 1W 5DE 4B 1 BTAINLS S1 AIR THE SThI TUBE ThMUTS Th P 3WMY WITH WL FRICIIJ4 MV Z BASI MODEL PRODUCTS CORP /89 PO BOX 100 ALLAMUCHY NEW JERSEY 07820 SPECIALISTS IN CUSTOM COX TEE DEE & REED ENGINES O2OS 0495 051S074S& 09S ALL CUS TOM & STOCK PARTS VAILABLE INDIVIDUALLY COMPETITION ACCESSORIES & CUSTOMIZED K&B ENGINES RACING WHEELS KLOTZ OIL CARBON FIBER SOLID LINES ALL KINDS OF FUEL TUBING FOUR BRANDS OFGLOWPLUGS HA RD-TO-FIND HARD WARE OLD TIMER SUPPLIES COILS CONDENSERS NGK & STIlT SPARK PLUGS SILK 12 COLORS QUALITY DOPE BRUSHES 5& 7LOOP 1/4RUBBER BANDS TRANSISTOR IGNITION SYSTEMS RESISTOR HIGH TENSION LEADS 1/2A TEXACO PLA YBOY SR KIT 1/2A TEXACO ENGINES & PARTS KSB & IGNITION TIMERS RUBBER POWER KITS PROPS TISSUE AND OTHER SUPPLIES CYANOACRYLA TES & EPOXIES ORDER BY MAIL OR PHONE 019 729-4395 SORRY NO COD VISA & MASTERCARD WELCOME MINIMUM MERCHANDISE ORDER $1000 SHIPPING & HANDLING FEE $200 FOR INSURANCE ADD $100 STOCK ORDERS SHIPPED WITHIN 24 HRS Idle-Bar Glow Plugs Long Shortoniy $1 89 Also. Traditional line non-idle bar Glow Plugs Six Types 3 Heat Ranges High Performance Glow Element Blow Proof Seal Only $149 Swanson Associates PO Box 151 Wayne NJ nce 784a 07470 r PO Box 16621 Dept M Irvine CA 92714 714 250-1107 h. Prime Cut/Sarpolus Continued page 139 However found easier way Coverite offers die-cut sheet stars package containing 62 stars four sizes purchased pack red blue stars lifted off put air plane really easy trimming job Im sold Black Baron film Coverite also offers Black Baron epoxy paint colors match film its available spray cans would good choice fi berglass cowl wheel pants Flying Prime Cut solid stable flier thats nice responsive want wring out youre used flying larger air craft youll need literally adjust sights model appears same size sky smaller would youre flying too far out made lot faraway landings bigger models until learned gauge distance accurately bring closer Large aircraft quite stable landing ap proaches dont bounce around Bleed off speed bring model set plane down gently Aerobatics fun Prime Cut maneuvers require certain amount thought piloting skill cant horse around airplane would Ugly Stik smoke system definitely adds special air show appearance Treat big ones plenty respect thoughan 18-in prop big piece lumber can real damage Always have helper hanging behind aircraft start engine run up Safe flying watchword Radio Technique/Myers Continued page 33 Advanced Unlimited contestant except Basic category con structs figures FAT-CAT elements Free Program Thus figure commonly called Immelmann consists half-loop up ward entered upright level flight 721 K lf-roll exit upright level flight 9l32K4foratotalK l0Thedecimal numbers parentheses FAI-CAT numbers locate particular elements catalog corresponding K-factors Figures judged IAC competition elements no limit number elements can combined create figure long can keep within TACs Acrobatic Zone measures 3300 ft square 3500 ft above ground level AGL top zone 3280 ft AGL Unlimited cate gory bottom zone 1500 ft AGL Basic Sportsman 1200 ft AGL Intermediate 800 ft AGL Ad vanced 328 ft AGL Unlimited An TAC sequence list figures per formed sequentially during trip through Aerobatic Zone has sum K-factors appro priate category being flown order someone ground able judge well flier performs Free Pro gram flier must write paper performed IAC provides forms B C purpose Some judge must check competitors Free Program Forms B C before event involves lot work FAI-CAT adding machinefor both judge competitor Thats reason judges have familiar FAI-CAT TAC categories must fly Known Compul sory sequences made up cat egory published yearly IAC diffi culty flying Known Compulsory sequence increases Basic Unlimited first flight event competitor Known Compulsory also qualifying flight majority judges votes competi tor has demonstrated ability safely control aircraft disqualified category AMA could likewise Let digress Model Aviations Compe tition Newsletter section June 1989 issue pages 139-140 moment will find description IMAC International Miniature Aerobatics Club its compulsory sequences 1989 Aresti diagrams given names figures K factors can see what am discussing has used RC model world since 1974 Its new havent heard about before Now back airplanes can sit IAC has no compulsory advancements category competitors category pilot flies some what dependent airplane because air planes too weak structurally lack suffi cient power perform Advanced Unlimited category figures Intermediate Advanced Unlimited catego ries must also fly Unknown Compulsory Pro gram Unknown Compulsory constructed IAC headquarters supplied contest organizers particular contest Now come peculiarity Only pilots Unlimited category allowed perform Graded Unlimited Four-Minute Free Program program judged Originality K ersatility K armony & Rhythm K xecution K so done OUR REV-UP INVENTORY VERA GES OVER 9000 PROPS ii IMMEDIATE SHIPMENT ON VISAIMC CARBON FIBER LAMINATES Aerospace Composite Products offers variety rigid carbon fiber/epoxy sheets add stiffness almost material- fiberglass foam bal sawood laminates can used reinforce foam wings leading trailing edges wing spars Carbon Fiber bonds easily slow setting cyanoacrylates 5-minute epoxies laminate can stripped narrower widths CL-i 007 thick 1x48-$500 1x72-$700 CL-2 014 thick 1x48-$800 1x72-$1100 Send SASE information additional sizes products Add S300 shipping handling Calif residents add 6% tax Overseas orders add 15%-Order COD send check money order w r41 1nh1z VIIIIIII 1It5iIIIII51I source lightweight materials BYRON ORIGI NALScf SEE YOUR ORDER NO NITRO CASE Synthetic/Castor Blends 31300040%Pro 31300055%Byru 31300065%Pren 31300088%Prem 313001010%Byro- 313001110%Premi 313001210%4C 313001310%Hencot 313001615%Premis 313001715%4C 01815%Heticopte 313002020%Byro-Jet 313002525%Premium 313003535%Premium 313004545%Premium 313006060%Premium Straight Synthetic 21200040%Premium Ft 21200055%Byro-Jet Strai 21200065%Premium Spo 212001010%Byro-Jet Stra 212001110%PremiumSpoi 212001515%Premium Sport 212002020%Byro-Jet Straigl 212002525%Premium Compi 212003535%Premium Compel 212004545%Premium Compel Minimum Order Quantity--I Case Byron Originals Inc ox modelings TOC-88 Hanno Screw Torque Roll Lomcevak Knife-Edge Fig ure 8 similar figures used paperwork done can now have LAC contest maybe Theres mat ter insurance IAC has insurance con test organizers must purchase air meet insurance covers IAC EAA Experimental Air craft Association NAA National Aeronau tic Association named insured LAC divi sion EAA division NAAjust like AMA Now have purchased air meet insur ance gather up few judges minimum three judges required category five judges standard number larger odd number acceptable get waiver FAA make arrangements park contestants airplanes airport contestants bod ies beds somewhere arrange snacks banquet end contest set up computer send out corner judges check out communications post schedule heat up coffee start competition ather chooses cooperate Are judges qualified IAC Judges School consists two long sessions totaling about 15 hours class gives overview contents IAC Official Contest Rules 105 pages 1989 FAI-CAT lists about 10000 maneuver elements Kfactors late revisions amendments end session videotape ac tual aircraft doing maneuvers shown give students some judging practice fi nal exam after students receive Certifi cates Attendance Judges Home Study Course Performance Blended Fuels Higher Performance ther Running Superior Lubrication ualled Rust Protection doesnt stock Byron Originals Fuels order direct LUDE FREE FREIGHT ----i Hawaii Overseas call shipping quote RETAIL PER GAL $ 950 1095 1095 1195 1295 1295 turns out final exam isnt really fi nal home study course contains real fi nal exam Working Ruth Augie Bohn old friends provided lodg ings during school spent another 15 hours books after com pleted official final exams mailed IAC Judges Certification Chair man Chuck Mann Memphis TN exams subsequently graded returned us So next step join IAC full-fledged judge right Wrong Now qualified assistant judge An sistant judge must have attended approved judges school have completed home study course current year have previous com petition acrobatic experienceand have abil ity read aerobatic competition sequences rapid ly able look up FAI-CAT numbers able follow judges instructions think implies language qualification must perform assistant Grading Judge three IAC-sanctioned events within 18 months before completing application Re gional Judge rating fill out Judges Application Form request National Judge other IAC judge both must currently qualified administer oral/written test sign date application done name added IAC roster Regional Judges issued Re gional Judge patch card After have served Regional Judge least seven contests within previous 30 months two must have included judg ing Advanced Unlimited categories can fill out another Judges Application Form sit down two National Judges another oral/ written exam send signed dated appli FACTORY PRICE PER GAL CASE OF 4 1-4 CASES 5 CASES & UP $ 690$ 640 800750 800750 860810 900850 900850 900850 900850 10751015 10751015 10751015 12501175 1335 1650 1965 2230 ation IAC Judges Certification Chair man get added list National Judges receive patch card copy Guide lines Chief Judges Chief Judge like Contest Director AMA Now order retain certification judge must serve Grading Judge two sanctioned events per year pass currentyear IAC Judges Revalidation Currency Ex amination TAC current year begins Jan uary 1 much get paid performing IAC-qualified certificated judge Please take note fact stints judging will volve travel to/from event meals lodg ings sitting ground staring up sky about eight hours day long week end say nothing time spend before event checking competitors sequences FAI-CAT get ZIP allvolunteer effort Everybody IAC volun teer except editor Sport Aerobatics newsletter IAC just Model Aviation newsletter AMA judging works figure se quence starts 10 points Grading Judge deducts changes heading changes radius loops failure follow written sequence etc Chief Judge deducts flying Out Acrobatic Zone commonly called box crossing Deadline also FAA vio lation etc resulting grade figure 10 0 points recorded flight line Later multiplied appropriate K-factor arrive raw score performance sum raw scores raw score flight sequence judge also enters judgement Continued page 146 September 1989 143 HERES UNIQUE TIME PIECE THAT FEATURES FAMILIAR FACE THE ALTIMETER WALL CLOCK Perfect den office Quality quartz movement Full 1 year warranty Four other models available Horizon clock DG clock VOR clock & Airspeed thermometer DEALER ENQUIRIES WELCOME SEND CHEQUE OR MONEY ORDER FOR $3995 UPS TY AIRUNE SUPPLY CO 98-116 PINELLAS BAYWAY TIERRA VERDE FLORIDA 33715 TO ORDER TOLL FREE 1-8008482739 FLORIDA RESIDENTS ADD 6% SALES TAX Radio Technique/Myers Continued page 143 called Positioning relates figure placed box Positioning er rors deduct points raw score order mitigate favorite son judging practices observed certain Eastern Bloc judges world competitions raw scores next subjected IAC/Tarasov/Bauer-Long TBL statistical averaging system produce contestants Final Score Yes requires desktop computerand somebody knowledge able run havent already read AMA 1988-89 Competition Regulations handbook aka rule book available request AMA HQ wont know much above already exists AMA competition Take word FAI-CAT represents logical exten sion ofnot replacement forthe AMAs book Let close Final Word quoted IAC Official Contest Rules conclusion remember Judge expected grade against standard perfection performance aircraft difficulty performing fig ure basis personal experience given type aircraft considered formulating grade 'Do afraid find fault competitors flying regardless name reputation As Judge job responding advertisers mention read about ModelAviation Soft Mount/Berman Continued page 35 ing improvised clampan overleaf onto firewall rimwas fastened blind nuts eight 2-56 x -in Du-Bro No 311 socket head bolts installation proved entirely adequate strong 61 ABC engine secured aluminum mount 6-32 hard ware 4-40 bolts through soft firewall Vibration dampening does help avert metal fa tigue careful crush rubber diaphragm gently snugging up bolts overtight ening Secured nylon-insert locking nuts 4-40 bolts should still turn against some resistance fully tightened Kaos installation %2-in ply clamp ing frame couldnt inserted firewall cavity due nacelle taper triangular rein forcing gussets solve little dilemma frame sawed diagonally across corners creating very maneuverable segmented member Assembly mount otherwise fully completed fuselage proved bit like brain surgery Use fine ball-end hex drivers must bolts perfect hex cavity Ac tually want brain surgeon next life anyway what harm early start know its later think Theres always something new old bag tricks couple samples Mr Mod recommends 1 Receiver antenna fastening Drill A6-dia hole through vertical stab hole angled rearward Feed end antenna through hole install 3/16-in-long piece 050 heat shrink tubing Nothing could neater 2 perfect propping device I-ft-long length automobile heater hose Since started using Ive probably saved myself dozen bruised fingers wouldve received through leather gloves RC Scale/Guenther Continued page 37 type paint although did use once CL Scale Mustang seemed work well short life model Someone told doesnt hold up well glow fuel surface paint easily marred using lacquer paints wooden sculpture bases Ive made can say takes long time dry thoroughly Polyurethanes Although dont currently use type paint appears popular types around today Polyurethanes seem give good surface coverage too much weight buildup paint surface tough Glow fuel doesnt seem affect properly cured paint surface colors retain brilliance over long time Several brands market some best can found local auto paint store am familiar Vitra-Gard brand made Elliot Paint Varnish Company Chicago IL 60624 As can quickly see completing Scale model proper finish colors volved meets eye suppose reason some modelers shy away Scale Im drawn category own BEETLESuperStar 60 SPIC L34@TH SV/WHO AREA 790 SQ IN/SPAN S7ANGE 10 c& SPEC La4G1H SOVWNG AREA 821 SQ R4/sP*4 sr/NQNE 10 c BASIC KIT $150PREBUILT KIT $395READY TO FINISH KIT $595 FUUEIAGE FOAM CORE FAC1VRYSHRE1IDHONFYVOMBWNO ~ mCLL0ES PATTERN TEK~J 146 Model Aviation
Edition: Model Aviation - 1989/09
Page Numbers: 32, 33, 142, 143, 146
George M Mye Radio Thchnique 70 Froehlkh Farm Rd lIicksvlIIe NY 11801 ABSTRACT 1989 FAI-CAT IAC Judges School described BACK school enrolled IAC Interna tional Acrobatic Club Inc Judges School held March 18-19 1989 Daniel Webster College Nashua NH session sponsored New England Acrobatic Club IAC Chapter 35 instructor Steve Morris 11701-C Woodcreek Drive Huntley IL 60192 Steve LAC Director Judges Training good teacher wondering what has AMA Radio Technique column Well ought know IAC procedures fol lowed group LAC judges served 1988 Tournament Champions TOC body liked results same procedures will followed future TOCs AMA RC Sport Aerobatics Turnaround rules have used TOC since 1978 rules derive earlier IAC rules work Aresti catalog difference 1988 1989 IAC rules use 1989 FAI catalog [FAI-CAT] IAC judges used introduced slightly different syste matic way defining judging figures Employing judge-graded contestant-designed three-minute Free Programs well usual compulsory programs added variety spice presentations ie showoff hotdog ging Hanno Prettner perpetual winner event changed three-minute program over night correspond suggestions made Steve Morrisand won again try keep informed latest trends af fecting RC flying felt appropriate give firsthand overview ever gets AMA rule book Im sure friend Ron Van Putte will have lot say about thing thats attractive way FAI-CAT works FAI-CAT literally dic tionary airplane maneuver elements may assign K-factors figures written air Read find out what K-factors development Aresti catalog first practical international short hand notation describing aerobatic maneuvers FAI-CAT organized way families el ements 1 Lines angles 2 Turns rolling turns 3 Combinations lines 4 Spins 5 Ham merheads stall turns 6 Tail slides 7 Loops Ss eights 8 Combinations lines loops rolls humpty bumps 9 Rolls slow point flick Isnap rolls] Within family subdefinitions considering such factors upright inverted entries numbers revolu tions parts revolutions spins rolls upright inverted exits beauty FAI-CAT openended design elements families elements can easily added necessary would simple matter AMA add Heli copter maneuvers like Belgian Stall Turn Family 5 Ferris Wheel Loops Family 7 go add family Hovering maneu vers Family 10 Backward Flight Family 11 Sideward Flight Family 12 Vertical Flight VTOs Autorotations Family 13 etc thereby come up AMA version catalog TOC-88 videotape available Circus Hobbies $1995 shows Curtis Youngblood doing amazing maneuvers could accom modated model version FAI-CAT includ ing inverted autorotations nose-in-and-down fly arounds backward loops Chip Hydes Torque Roll done air show pilots full-scale Pitts Eagle biplanes could fit Family 11 Hanno Prettners Screw originally done Clint McHenry full-scale Laser would fit Family 12 etc can figure out make airplane 32 Model Aviation School days Author George Myers enrolled IAC judges school left instructor Steve Morris explains fine points FAI-CAT using model airplane really helped communicating students right partial view large class small room AV aids utilized including chalkboard overhead projector VCRITV model airplane IAC rule book FAI-CAT maneuver dictionary Ladi Bezak L 1960 World 1965 European Champion Acrobatic pilot next stock de Havilland Chipmunk its open cowl revealing Walter Minor 6-Ill engine Ladi escaped Czechoslovakia 1971 wife four children aboard homebuilt 2-place Zlinn 226 family have lived stateless persons since constantly hounded communist agents sympathizers view best seat IAC house R Camera held outboard pilots seat Pitts S-iC aerobatic biplane Also visible Citabria Stearman skim like frisbee someone did Can berra jet years ago way could found put K-factor Family 4 1989 FAI-CAT designed around capabili ties current full-size stiff-winged aircraft Basically fits variations Pitts Laser theme describes elements ver tical horizontal planes motion considers horizontal vertical 450 lines vertical plane JAC chooses rule Out repeti tions elements well-known maneuvers like Cuban 8 AMAs Figure M etc no long er seen full-size aerobatic Compulsory Free programs reasons its own IAC has also dropped barrel rolls knife-edge flight its competitions PAl-CAT also used full-scale sailplane aerobatic events appropriate adjustments grading accommodate lack en gine since arent full-size helicop ter aerobatic competitions FAI-CAT fullsize machines doesnt need consider helicopter maneuvers Lets get back what FAI-CAT can right now Elements vary difficulty performance relative difficulties K-factors assigned elements example upright flight straight line constant altitude carries K outside 1/2 snaproll upright attitude vertical Up line finishing upright atti tude earns K ant finish in verted attitude element would worth K ow dont start arguing about whether airplane can adopt upright inverted titude vertical Up line learn about such subtleties judges school FAI-CAT arranged accommodate fact does accommodate fascinating Torque rolls Lomcevaks long talk Ladislov Bezak inventor Lomcevak about maneuver knife-edge spins etc considered nonjudge able maneuvers IAC because require extreme precision accomplishment because small variations going can produce large variations coming out Therefore suc cessful accomplishment such maneuvers con sidered matter luck well skill sport aerobatic flying seeks judge perfection completing predictable maneuvers Kfactors assigned above FAI CAT AMA members should want judge such maneuvers could certainly added AMA maneuver dictionary would AMA want maneuver dictionary same reason IAC has Free programs ice skating has Free programs etc al ways desire show personal creativity after ing subjected rigors competition man datory school programs essence AMA Pattern contests consist entirely school fig ures repetition boring spectators Having AMA maneuver catalog would encour age contestants create programs wide variety judgeable figures would create interesting show provided endless repetition same figures FAI-CAT tells assign K-factor figure after have invented LAC rule book tells run contest grade figure flown contest prepare IAC competition IAC recognizes categories proficiency competi tors Basic Sportsman Intermediate Continued page 142 SAVEYOURFIELD3 SNF LER mutt ea ow cost easy nets ghtws ght Sound acluc ng mutt w th no p mane pens ty S s anew 0 AMA mu tie u o suggest say ng y ng Os Meets AMA muffler rule suggestIons 2495 3 10 decIbels quieter stock muffler CAT NO too No power toss possible 300-500 RPM Improves engIne Idle s better fuel evonomy EasIly attached moat 25-108 stock mufflers Heat corrosion resistant Black E cost finish No special adapters required WeIghs 35 oza P$t ASP SPAT ENVA FOX HP RVINE K&S OS MAX POYAL VS 52050 flOPS no 00 SNUP-LER mufflers JTEC IN-COWL mufflers Or,o 3 Oxs 2S-SOos%, 2085The SNUF-LEP Muffler oan Os used08OtS 2toa TOS 2QS TtO2 FO s Ttc ostos 2005 ott scale arcratt JTSO IN-COWL jTtO2l tI t55 ToiSlot 200 lers clamp used bolt rree3e 508 wo neog SOS JT4Ot 3i8t5ooOS yo owe Oosmuffler 000cm 5e tussiegeJT8028 N tSo-220 S connected JTEC noJPter tOt teoo205 necorene tuong apeearsnce S~ 'Sake t canOe removed alter flying— So ISo. 0 OSoossee 0 seers lOSS 05050 OOOSV to5015 25t StAllS lontseote lO05IS Ores vo 500 C Sr COOFat *ScttCOilAL 555 QOCOOTOC *505250 UPS $200 000 SOS 5% 1051 08 Cal 51OSflt September 1989 33 LINE DRIVEt _________ ROTARY TO LINEAR OjSERVO CONVERTER Patt Peiing II available wrile direct add SiDO S2OO culsode US flV SI GIVE 475 580 1YThL TRAVK F 901 S IYrATIcuI LINR WIWr ELfl IATAL WYflCRI MV TM1P RJLTD IN THE SAlE icricii FCIl IS 17ThTI1 & IS FLIT TRIM IPIFr LINE lIVE GIVE 3L S1 IN FJ DIRIICRI EVDI WIDI 1 smvo IS ivr u&iy IPIVE ICXNIS SflY ii YP S A4 WITH 1W 5DE 4B 1 BTAINLS S1 AIR THE SThI TUBE ThMUTS Th P 3WMY WITH WL FRICIIJ4 MV Z BASI MODEL PRODUCTS CORP /89 PO BOX 100 ALLAMUCHY NEW JERSEY 07820 SPECIALISTS IN CUSTOM COX TEE DEE & REED ENGINES O2OS 0495 051S074S& 09S ALL CUS TOM & STOCK PARTS VAILABLE INDIVIDUALLY COMPETITION ACCESSORIES & CUSTOMIZED K&B ENGINES RACING WHEELS KLOTZ OIL CARBON FIBER SOLID LINES ALL KINDS OF FUEL TUBING FOUR BRANDS OFGLOWPLUGS HA RD-TO-FIND HARD WARE OLD TIMER SUPPLIES COILS CONDENSERS NGK & STIlT SPARK PLUGS SILK 12 COLORS QUALITY DOPE BRUSHES 5& 7LOOP 1/4RUBBER BANDS TRANSISTOR IGNITION SYSTEMS RESISTOR HIGH TENSION LEADS 1/2A TEXACO PLA YBOY SR KIT 1/2A TEXACO ENGINES & PARTS KSB & IGNITION TIMERS RUBBER POWER KITS PROPS TISSUE AND OTHER SUPPLIES CYANOACRYLA TES & EPOXIES ORDER BY MAIL OR PHONE 019 729-4395 SORRY NO COD VISA & MASTERCARD WELCOME MINIMUM MERCHANDISE ORDER $1000 SHIPPING & HANDLING FEE $200 FOR INSURANCE ADD $100 STOCK ORDERS SHIPPED WITHIN 24 HRS Idle-Bar Glow Plugs Long Shortoniy $1 89 Also. Traditional line non-idle bar Glow Plugs Six Types 3 Heat Ranges High Performance Glow Element Blow Proof Seal Only $149 Swanson Associates PO Box 151 Wayne NJ nce 784a 07470 r PO Box 16621 Dept M Irvine CA 92714 714 250-1107 h. Prime Cut/Sarpolus Continued page 139 However found easier way Coverite offers die-cut sheet stars package containing 62 stars four sizes purchased pack red blue stars lifted off put air plane really easy trimming job Im sold Black Baron film Coverite also offers Black Baron epoxy paint colors match film its available spray cans would good choice fi berglass cowl wheel pants Flying Prime Cut solid stable flier thats nice responsive want wring out youre used flying larger air craft youll need literally adjust sights model appears same size sky smaller would youre flying too far out made lot faraway landings bigger models until learned gauge distance accurately bring closer Large aircraft quite stable landing ap proaches dont bounce around Bleed off speed bring model set plane down gently Aerobatics fun Prime Cut maneuvers require certain amount thought piloting skill cant horse around airplane would Ugly Stik smoke system definitely adds special air show appearance Treat big ones plenty respect thoughan 18-in prop big piece lumber can real damage Always have helper hanging behind aircraft start engine run up Safe flying watchword Radio Technique/Myers Continued page 33 Advanced Unlimited contestant except Basic category con structs figures FAT-CAT elements Free Program Thus figure commonly called Immelmann consists half-loop up ward entered upright level flight 721 K lf-roll exit upright level flight 9l32K4foratotalK l0Thedecimal numbers parentheses FAI-CAT numbers locate particular elements catalog corresponding K-factors Figures judged IAC competition elements no limit number elements can combined create figure long can keep within TACs Acrobatic Zone measures 3300 ft square 3500 ft above ground level AGL top zone 3280 ft AGL Unlimited cate gory bottom zone 1500 ft AGL Basic Sportsman 1200 ft AGL Intermediate 800 ft AGL Ad vanced 328 ft AGL Unlimited An TAC sequence list figures per formed sequentially during trip through Aerobatic Zone has sum K-factors appro priate category being flown order someone ground able judge well flier performs Free Pro gram flier must write paper performed IAC provides forms B C purpose Some judge must check competitors Free Program Forms B C before event involves lot work FAI-CAT adding machinefor both judge competitor Thats reason judges have familiar FAI-CAT TAC categories must fly Known Compul sory sequences made up cat egory published yearly IAC diffi culty flying Known Compulsory sequence increases Basic Unlimited first flight event competitor Known Compulsory also qualifying flight majority judges votes competi tor has demonstrated ability safely control aircraft disqualified category AMA could likewise Let digress Model Aviations Compe tition Newsletter section June 1989 issue pages 139-140 moment will find description IMAC International Miniature Aerobatics Club its compulsory sequences 1989 Aresti diagrams given names figures K factors can see what am discussing has used RC model world since 1974 Its new havent heard about before Now back airplanes can sit IAC has no compulsory advancements category competitors category pilot flies some what dependent airplane because air planes too weak structurally lack suffi cient power perform Advanced Unlimited category figures Intermediate Advanced Unlimited catego ries must also fly Unknown Compulsory Pro gram Unknown Compulsory constructed IAC headquarters supplied contest organizers particular contest Now come peculiarity Only pilots Unlimited category allowed perform Graded Unlimited Four-Minute Free Program program judged Originality K ersatility K armony & Rhythm K xecution K so done OUR REV-UP INVENTORY VERA GES OVER 9000 PROPS ii IMMEDIATE SHIPMENT ON VISAIMC CARBON FIBER LAMINATES Aerospace Composite Products offers variety rigid carbon fiber/epoxy sheets add stiffness almost material- fiberglass foam bal sawood laminates can used reinforce foam wings leading trailing edges wing spars Carbon Fiber bonds easily slow setting cyanoacrylates 5-minute epoxies laminate can stripped narrower widths CL-i 007 thick 1x48-$500 1x72-$700 CL-2 014 thick 1x48-$800 1x72-$1100 Send SASE information additional sizes products Add S300 shipping handling Calif residents add 6% tax Overseas orders add 15%-Order COD send check money order w r41 1nh1z VIIIIIII 1It5iIIIII51I source lightweight materials BYRON ORIGI NALScf SEE YOUR ORDER NO NITRO CASE Synthetic/Castor Blends 31300040%Pro 31300055%Byru 31300065%Pren 31300088%Prem 313001010%Byro- 313001110%Premi 313001210%4C 313001310%Hencot 313001615%Premis 313001715%4C 01815%Heticopte 313002020%Byro-Jet 313002525%Premium 313003535%Premium 313004545%Premium 313006060%Premium Straight Synthetic 21200040%Premium Ft 21200055%Byro-Jet Strai 21200065%Premium Spo 212001010%Byro-Jet Stra 212001110%PremiumSpoi 212001515%Premium Sport 212002020%Byro-Jet Straigl 212002525%Premium Compi 212003535%Premium Compel 212004545%Premium Compel Minimum Order Quantity--I Case Byron Originals Inc ox modelings TOC-88 Hanno Screw Torque Roll Lomcevak Knife-Edge Fig ure 8 similar figures used paperwork done can now have LAC contest maybe Theres mat ter insurance IAC has insurance con test organizers must purchase air meet insurance covers IAC EAA Experimental Air craft Association NAA National Aeronau tic Association named insured LAC divi sion EAA division NAAjust like AMA Now have purchased air meet insur ance gather up few judges minimum three judges required category five judges standard number larger odd number acceptable get waiver FAA make arrangements park contestants airplanes airport contestants bod ies beds somewhere arrange snacks banquet end contest set up computer send out corner judges check out communications post schedule heat up coffee start competition ather chooses cooperate Are judges qualified IAC Judges School consists two long sessions totaling about 15 hours class gives overview contents IAC Official Contest Rules 105 pages 1989 FAI-CAT lists about 10000 maneuver elements Kfactors late revisions amendments end session videotape ac tual aircraft doing maneuvers shown give students some judging practice fi nal exam after students receive Certifi cates Attendance Judges Home Study Course Performance Blended Fuels Higher Performance ther Running Superior Lubrication ualled Rust Protection doesnt stock Byron Originals Fuels order direct LUDE FREE FREIGHT ----i Hawaii Overseas call shipping quote RETAIL PER GAL $ 950 1095 1095 1195 1295 1295 turns out final exam isnt really fi nal home study course contains real fi nal exam Working Ruth Augie Bohn old friends provided lodg ings during school spent another 15 hours books after com pleted official final exams mailed IAC Judges Certification Chair man Chuck Mann Memphis TN exams subsequently graded returned us So next step join IAC full-fledged judge right Wrong Now qualified assistant judge An sistant judge must have attended approved judges school have completed home study course current year have previous com petition acrobatic experienceand have abil ity read aerobatic competition sequences rapid ly able look up FAI-CAT numbers able follow judges instructions think implies language qualification must perform assistant Grading Judge three IAC-sanctioned events within 18 months before completing application Re gional Judge rating fill out Judges Application Form request National Judge other IAC judge both must currently qualified administer oral/written test sign date application done name added IAC roster Regional Judges issued Re gional Judge patch card After have served Regional Judge least seven contests within previous 30 months two must have included judg ing Advanced Unlimited categories can fill out another Judges Application Form sit down two National Judges another oral/ written exam send signed dated appli FACTORY PRICE PER GAL CASE OF 4 1-4 CASES 5 CASES & UP $ 690$ 640 800750 800750 860810 900850 900850 900850 900850 10751015 10751015 10751015 12501175 1335 1650 1965 2230 ation IAC Judges Certification Chair man get added list National Judges receive patch card copy Guide lines Chief Judges Chief Judge like Contest Director AMA Now order retain certification judge must serve Grading Judge two sanctioned events per year pass currentyear IAC Judges Revalidation Currency Ex amination TAC current year begins Jan uary 1 much get paid performing IAC-qualified certificated judge Please take note fact stints judging will volve travel to/from event meals lodg ings sitting ground staring up sky about eight hours day long week end say nothing time spend before event checking competitors sequences FAI-CAT get ZIP allvolunteer effort Everybody IAC volun teer except editor Sport Aerobatics newsletter IAC just Model Aviation newsletter AMA judging works figure se quence starts 10 points Grading Judge deducts changes heading changes radius loops failure follow written sequence etc Chief Judge deducts flying Out Acrobatic Zone commonly called box crossing Deadline also FAA vio lation etc resulting grade figure 10 0 points recorded flight line Later multiplied appropriate K-factor arrive raw score performance sum raw scores raw score flight sequence judge also enters judgement Continued page 146 September 1989 143 HERES UNIQUE TIME PIECE THAT FEATURES FAMILIAR FACE THE ALTIMETER WALL CLOCK Perfect den office Quality quartz movement Full 1 year warranty Four other models available Horizon clock DG clock VOR clock & Airspeed thermometer DEALER ENQUIRIES WELCOME SEND CHEQUE OR MONEY ORDER FOR $3995 UPS TY AIRUNE SUPPLY CO 98-116 PINELLAS BAYWAY TIERRA VERDE FLORIDA 33715 TO ORDER TOLL FREE 1-8008482739 FLORIDA RESIDENTS ADD 6% SALES TAX Radio Technique/Myers Continued page 143 called Positioning relates figure placed box Positioning er rors deduct points raw score order mitigate favorite son judging practices observed certain Eastern Bloc judges world competitions raw scores next subjected IAC/Tarasov/Bauer-Long TBL statistical averaging system produce contestants Final Score Yes requires desktop computerand somebody knowledge able run havent already read AMA 1988-89 Competition Regulations handbook aka rule book available request AMA HQ wont know much above already exists AMA competition Take word FAI-CAT represents logical exten sion ofnot replacement forthe AMAs book Let close Final Word quoted IAC Official Contest Rules conclusion remember Judge expected grade against standard perfection performance aircraft difficulty performing fig ure basis personal experience given type aircraft considered formulating grade 'Do afraid find fault competitors flying regardless name reputation As Judge job responding advertisers mention read about ModelAviation Soft Mount/Berman Continued page 35 ing improvised clampan overleaf onto firewall rimwas fastened blind nuts eight 2-56 x -in Du-Bro No 311 socket head bolts installation proved entirely adequate strong 61 ABC engine secured aluminum mount 6-32 hard ware 4-40 bolts through soft firewall Vibration dampening does help avert metal fa tigue careful crush rubber diaphragm gently snugging up bolts overtight ening Secured nylon-insert locking nuts 4-40 bolts should still turn against some resistance fully tightened Kaos installation %2-in ply clamp ing frame couldnt inserted firewall cavity due nacelle taper triangular rein forcing gussets solve little dilemma frame sawed diagonally across corners creating very maneuverable segmented member Assembly mount otherwise fully completed fuselage proved bit like brain surgery Use fine ball-end hex drivers must bolts perfect hex cavity Ac tually want brain surgeon next life anyway what harm early start know its later think Theres always something new old bag tricks couple samples Mr Mod recommends 1 Receiver antenna fastening Drill A6-dia hole through vertical stab hole angled rearward Feed end antenna through hole install 3/16-in-long piece 050 heat shrink tubing Nothing could neater 2 perfect propping device I-ft-long length automobile heater hose Since started using Ive probably saved myself dozen bruised fingers wouldve received through leather gloves RC Scale/Guenther Continued page 37 type paint although did use once CL Scale Mustang seemed work well short life model Someone told doesnt hold up well glow fuel surface paint easily marred using lacquer paints wooden sculpture bases Ive made can say takes long time dry thoroughly Polyurethanes Although dont currently use type paint appears popular types around today Polyurethanes seem give good surface coverage too much weight buildup paint surface tough Glow fuel doesnt seem affect properly cured paint surface colors retain brilliance over long time Several brands market some best can found local auto paint store am familiar Vitra-Gard brand made Elliot Paint Varnish Company Chicago IL 60624 As can quickly see completing Scale model proper finish colors volved meets eye suppose reason some modelers shy away Scale Im drawn category own BEETLESuperStar 60 SPIC L34@TH SV/WHO AREA 790 SQ IN/SPAN S7ANGE 10 c& SPEC La4G1H SOVWNG AREA 821 SQ R4/sP*4 sr/NQNE 10 c BASIC KIT $150PREBUILT KIT $395READY TO FINISH KIT $595 FUUEIAGE FOAM CORE FAC1VRYSHRE1IDHONFYVOMBWNO ~ mCLL0ES PATTERN TEK~J 146 Model Aviation
Edition: Model Aviation - 1989/09
Page Numbers: 32, 33, 142, 143, 146
George M Mye Radio Thchnique 70 Froehlkh Farm Rd lIicksvlIIe NY 11801 ABSTRACT 1989 FAI-CAT IAC Judges School described BACK school enrolled IAC Interna tional Acrobatic Club Inc Judges School held March 18-19 1989 Daniel Webster College Nashua NH session sponsored New England Acrobatic Club IAC Chapter 35 instructor Steve Morris 11701-C Woodcreek Drive Huntley IL 60192 Steve LAC Director Judges Training good teacher wondering what has AMA Radio Technique column Well ought know IAC procedures fol lowed group LAC judges served 1988 Tournament Champions TOC body liked results same procedures will followed future TOCs AMA RC Sport Aerobatics Turnaround rules have used TOC since 1978 rules derive earlier IAC rules work Aresti catalog difference 1988 1989 IAC rules use 1989 FAI catalog [FAI-CAT] IAC judges used introduced slightly different syste matic way defining judging figures Employing judge-graded contestant-designed three-minute Free Programs well usual compulsory programs added variety spice presentations ie showoff hotdog ging Hanno Prettner perpetual winner event changed three-minute program over night correspond suggestions made Steve Morrisand won again try keep informed latest trends af fecting RC flying felt appropriate give firsthand overview ever gets AMA rule book Im sure friend Ron Van Putte will have lot say about thing thats attractive way FAI-CAT works FAI-CAT literally dic tionary airplane maneuver elements may assign K-factors figures written air Read find out what K-factors development Aresti catalog first practical international short hand notation describing aerobatic maneuvers FAI-CAT organized way families el ements 1 Lines angles 2 Turns rolling turns 3 Combinations lines 4 Spins 5 Ham merheads stall turns 6 Tail slides 7 Loops Ss eights 8 Combinations lines loops rolls humpty bumps 9 Rolls slow point flick Isnap rolls] Within family subdefinitions considering such factors upright inverted entries numbers revolu tions parts revolutions spins rolls upright inverted exits beauty FAI-CAT openended design elements families elements can easily added necessary would simple matter AMA add Heli copter maneuvers like Belgian Stall Turn Family 5 Ferris Wheel Loops Family 7 go add family Hovering maneu vers Family 10 Backward Flight Family 11 Sideward Flight Family 12 Vertical Flight VTOs Autorotations Family 13 etc thereby come up AMA version catalog TOC-88 videotape available Circus Hobbies $1995 shows Curtis Youngblood doing amazing maneuvers could accom modated model version FAI-CAT includ ing inverted autorotations nose-in-and-down fly arounds backward loops Chip Hydes Torque Roll done air show pilots full-scale Pitts Eagle biplanes could fit Family 11 Hanno Prettners Screw originally done Clint McHenry full-scale Laser would fit Family 12 etc can figure out make airplane 32 Model Aviation School days Author George Myers enrolled IAC judges school left instructor Steve Morris explains fine points FAI-CAT using model airplane really helped communicating students right partial view large class small room AV aids utilized including chalkboard overhead projector VCRITV model airplane IAC rule book FAI-CAT maneuver dictionary Ladi Bezak L 1960 World 1965 European Champion Acrobatic pilot next stock de Havilland Chipmunk its open cowl revealing Walter Minor 6-Ill engine Ladi escaped Czechoslovakia 1971 wife four children aboard homebuilt 2-place Zlinn 226 family have lived stateless persons since constantly hounded communist agents sympathizers view best seat IAC house R Camera held outboard pilots seat Pitts S-iC aerobatic biplane Also visible Citabria Stearman skim like frisbee someone did Can berra jet years ago way could found put K-factor Family 4 1989 FAI-CAT designed around capabili ties current full-size stiff-winged aircraft Basically fits variations Pitts Laser theme describes elements ver tical horizontal planes motion considers horizontal vertical 450 lines vertical plane JAC chooses rule Out repeti tions elements well-known maneuvers like Cuban 8 AMAs Figure M etc no long er seen full-size aerobatic Compulsory Free programs reasons its own IAC has also dropped barrel rolls knife-edge flight its competitions PAl-CAT also used full-scale sailplane aerobatic events appropriate adjustments grading accommodate lack en gine since arent full-size helicop ter aerobatic competitions FAI-CAT fullsize machines doesnt need consider helicopter maneuvers Lets get back what FAI-CAT can right now Elements vary difficulty performance relative difficulties K-factors assigned elements example upright flight straight line constant altitude carries K outside 1/2 snaproll upright attitude vertical Up line finishing upright atti tude earns K ant finish in verted attitude element would worth K ow dont start arguing about whether airplane can adopt upright inverted titude vertical Up line learn about such subtleties judges school FAI-CAT arranged accommodate fact does accommodate fascinating Torque rolls Lomcevaks long talk Ladislov Bezak inventor Lomcevak about maneuver knife-edge spins etc considered nonjudge able maneuvers IAC because require extreme precision accomplishment because small variations going can produce large variations coming out Therefore suc cessful accomplishment such maneuvers con sidered matter luck well skill sport aerobatic flying seeks judge perfection completing predictable maneuvers Kfactors assigned above FAI CAT AMA members should want judge such maneuvers could certainly added AMA maneuver dictionary would AMA want maneuver dictionary same reason IAC has Free programs ice skating has Free programs etc al ways desire show personal creativity after ing subjected rigors competition man datory school programs essence AMA Pattern contests consist entirely school fig ures repetition boring spectators Having AMA maneuver catalog would encour age contestants create programs wide variety judgeable figures would create interesting show provided endless repetition same figures FAI-CAT tells assign K-factor figure after have invented LAC rule book tells run contest grade figure flown contest prepare IAC competition IAC recognizes categories proficiency competi tors Basic Sportsman Intermediate Continued page 142 SAVEYOURFIELD3 SNF LER mutt ea ow cost easy nets ghtws ght Sound acluc ng mutt w th no p mane pens ty S s anew 0 AMA mu tie u o suggest say ng y ng Os Meets AMA muffler rule suggestIons 2495 3 10 decIbels quieter stock muffler CAT NO too No power toss possible 300-500 RPM Improves engIne Idle s better fuel evonomy EasIly attached moat 25-108 stock mufflers Heat corrosion resistant Black E cost finish No special adapters required WeIghs 35 oza P$t ASP SPAT ENVA FOX HP RVINE K&S OS MAX POYAL VS 52050 flOPS no 00 SNUP-LER mufflers JTEC IN-COWL mufflers Or,o 3 Oxs 2S-SOos%, 2085The SNUF-LEP Muffler oan Os used08OtS 2toa TOS 2QS TtO2 FO s Ttc ostos 2005 ott scale arcratt JTSO IN-COWL jTtO2l tI t55 ToiSlot 200 lers clamp used bolt rree3e 508 wo neog SOS JT4Ot 3i8t5ooOS yo owe Oosmuffler 000cm 5e tussiegeJT8028 N tSo-220 S connected JTEC noJPter tOt teoo205 necorene tuong apeearsnce S~ 'Sake t canOe removed alter flying— So ISo. 0 OSoossee 0 seers lOSS 05050 OOOSV to5015 25t StAllS lontseote lO05IS Ores vo 500 C Sr COOFat *ScttCOilAL 555 QOCOOTOC *505250 UPS $200 000 SOS 5% 1051 08 Cal 51OSflt September 1989 33 LINE DRIVEt _________ ROTARY TO LINEAR OjSERVO CONVERTER Patt Peiing II available wrile direct add SiDO S2OO culsode US flV SI GIVE 475 580 1YThL TRAVK F 901 S IYrATIcuI LINR WIWr ELfl IATAL WYflCRI MV TM1P RJLTD IN THE SAlE icricii FCIl IS 17ThTI1 & IS FLIT TRIM IPIFr LINE lIVE GIVE 3L S1 IN FJ DIRIICRI EVDI WIDI 1 smvo IS ivr u&iy IPIVE ICXNIS SflY ii YP S A4 WITH 1W 5DE 4B 1 BTAINLS S1 AIR THE SThI TUBE ThMUTS Th P 3WMY WITH WL FRICIIJ4 MV Z BASI MODEL PRODUCTS CORP /89 PO BOX 100 ALLAMUCHY NEW JERSEY 07820 SPECIALISTS IN CUSTOM COX TEE DEE & REED ENGINES O2OS 0495 051S074S& 09S ALL CUS TOM & STOCK PARTS VAILABLE INDIVIDUALLY COMPETITION ACCESSORIES & CUSTOMIZED K&B ENGINES RACING WHEELS KLOTZ OIL CARBON FIBER SOLID LINES ALL KINDS OF FUEL TUBING FOUR BRANDS OFGLOWPLUGS HA RD-TO-FIND HARD WARE OLD TIMER SUPPLIES COILS CONDENSERS NGK & STIlT SPARK PLUGS SILK 12 COLORS QUALITY DOPE BRUSHES 5& 7LOOP 1/4RUBBER BANDS TRANSISTOR IGNITION SYSTEMS RESISTOR HIGH TENSION LEADS 1/2A TEXACO PLA YBOY SR KIT 1/2A TEXACO ENGINES & PARTS KSB & IGNITION TIMERS RUBBER POWER KITS PROPS TISSUE AND OTHER SUPPLIES CYANOACRYLA TES & EPOXIES ORDER BY MAIL OR PHONE 019 729-4395 SORRY NO COD VISA & MASTERCARD WELCOME MINIMUM MERCHANDISE ORDER $1000 SHIPPING & HANDLING FEE $200 FOR INSURANCE ADD $100 STOCK ORDERS SHIPPED WITHIN 24 HRS Idle-Bar Glow Plugs Long Shortoniy $1 89 Also. Traditional line non-idle bar Glow Plugs Six Types 3 Heat Ranges High Performance Glow Element Blow Proof Seal Only $149 Swanson Associates PO Box 151 Wayne NJ nce 784a 07470 r PO Box 16621 Dept M Irvine CA 92714 714 250-1107 h. Prime Cut/Sarpolus Continued page 139 However found easier way Coverite offers die-cut sheet stars package containing 62 stars four sizes purchased pack red blue stars lifted off put air plane really easy trimming job Im sold Black Baron film Coverite also offers Black Baron epoxy paint colors match film its available spray cans would good choice fi berglass cowl wheel pants Flying Prime Cut solid stable flier thats nice responsive want wring out youre used flying larger air craft youll need literally adjust sights model appears same size sky smaller would youre flying too far out made lot faraway landings bigger models until learned gauge distance accurately bring closer Large aircraft quite stable landing ap proaches dont bounce around Bleed off speed bring model set plane down gently Aerobatics fun Prime Cut maneuvers require certain amount thought piloting skill cant horse around airplane would Ugly Stik smoke system definitely adds special air show appearance Treat big ones plenty respect thoughan 18-in prop big piece lumber can real damage Always have helper hanging behind aircraft start engine run up Safe flying watchword Radio Technique/Myers Continued page 33 Advanced Unlimited contestant except Basic category con structs figures FAT-CAT elements Free Program Thus figure commonly called Immelmann consists half-loop up ward entered upright level flight 721 K lf-roll exit upright level flight 9l32K4foratotalK l0Thedecimal numbers parentheses FAI-CAT numbers locate particular elements catalog corresponding K-factors Figures judged IAC competition elements no limit number elements can combined create figure long can keep within TACs Acrobatic Zone measures 3300 ft square 3500 ft above ground level AGL top zone 3280 ft AGL Unlimited cate gory bottom zone 1500 ft AGL Basic Sportsman 1200 ft AGL Intermediate 800 ft AGL Ad vanced 328 ft AGL Unlimited An TAC sequence list figures per formed sequentially during trip through Aerobatic Zone has sum K-factors appro priate category being flown order someone ground able judge well flier performs Free Pro gram flier must write paper performed IAC provides forms B C purpose Some judge must check competitors Free Program Forms B C before event involves lot work FAI-CAT adding machinefor both judge competitor Thats reason judges have familiar FAI-CAT TAC categories must fly Known Compul sory sequences made up cat egory published yearly IAC diffi culty flying Known Compulsory sequence increases Basic Unlimited first flight event competitor Known Compulsory also qualifying flight majority judges votes competi tor has demonstrated ability safely control aircraft disqualified category AMA could likewise Let digress Model Aviations Compe tition Newsletter section June 1989 issue pages 139-140 moment will find description IMAC International Miniature Aerobatics Club its compulsory sequences 1989 Aresti diagrams given names figures K factors can see what am discussing has used RC model world since 1974 Its new havent heard about before Now back airplanes can sit IAC has no compulsory advancements category competitors category pilot flies some what dependent airplane because air planes too weak structurally lack suffi cient power perform Advanced Unlimited category figures Intermediate Advanced Unlimited catego ries must also fly Unknown Compulsory Pro gram Unknown Compulsory constructed IAC headquarters supplied contest organizers particular contest Now come peculiarity Only pilots Unlimited category allowed perform Graded Unlimited Four-Minute Free Program program judged Originality K ersatility K armony & Rhythm K xecution K so done OUR REV-UP INVENTORY VERA GES OVER 9000 PROPS ii IMMEDIATE SHIPMENT ON VISAIMC CARBON FIBER LAMINATES Aerospace Composite Products offers variety rigid carbon fiber/epoxy sheets add stiffness almost material- fiberglass foam bal sawood laminates can used reinforce foam wings leading trailing edges wing spars Carbon Fiber bonds easily slow setting cyanoacrylates 5-minute epoxies laminate can stripped narrower widths CL-i 007 thick 1x48-$500 1x72-$700 CL-2 014 thick 1x48-$800 1x72-$1100 Send SASE information additional sizes products Add S300 shipping handling Calif residents add 6% tax Overseas orders add 15%-Order COD send check money order w r41 1nh1z VIIIIIII 1It5iIIIII51I source lightweight materials BYRON ORIGI NALScf SEE YOUR ORDER NO NITRO CASE Synthetic/Castor Blends 31300040%Pro 31300055%Byru 31300065%Pren 31300088%Prem 313001010%Byro- 313001110%Premi 313001210%4C 313001310%Hencot 313001615%Premis 313001715%4C 01815%Heticopte 313002020%Byro-Jet 313002525%Premium 313003535%Premium 313004545%Premium 313006060%Premium Straight Synthetic 21200040%Premium Ft 21200055%Byro-Jet Strai 21200065%Premium Spo 212001010%Byro-Jet Stra 212001110%PremiumSpoi 212001515%Premium Sport 212002020%Byro-Jet Straigl 212002525%Premium Compi 212003535%Premium Compel 212004545%Premium Compel Minimum Order Quantity--I Case Byron Originals Inc ox modelings TOC-88 Hanno Screw Torque Roll Lomcevak Knife-Edge Fig ure 8 similar figures used paperwork done can now have LAC contest maybe Theres mat ter insurance IAC has insurance con test organizers must purchase air meet insurance covers IAC EAA Experimental Air craft Association NAA National Aeronau tic Association named insured LAC divi sion EAA division NAAjust like AMA Now have purchased air meet insur ance gather up few judges minimum three judges required category five judges standard number larger odd number acceptable get waiver FAA make arrangements park contestants airplanes airport contestants bod ies beds somewhere arrange snacks banquet end contest set up computer send out corner judges check out communications post schedule heat up coffee start competition ather chooses cooperate Are judges qualified IAC Judges School consists two long sessions totaling about 15 hours class gives overview contents IAC Official Contest Rules 105 pages 1989 FAI-CAT lists about 10000 maneuver elements Kfactors late revisions amendments end session videotape ac tual aircraft doing maneuvers shown give students some judging practice fi nal exam after students receive Certifi cates Attendance Judges Home Study Course Performance Blended Fuels Higher Performance ther Running Superior Lubrication ualled Rust Protection doesnt stock Byron Originals Fuels order direct LUDE FREE FREIGHT ----i Hawaii Overseas call shipping quote RETAIL PER GAL $ 950 1095 1095 1195 1295 1295 turns out final exam isnt really fi nal home study course contains real fi nal exam Working Ruth Augie Bohn old friends provided lodg ings during school spent another 15 hours books after com pleted official final exams mailed IAC Judges Certification Chair man Chuck Mann Memphis TN exams subsequently graded returned us So next step join IAC full-fledged judge right Wrong Now qualified assistant judge An sistant judge must have attended approved judges school have completed home study course current year have previous com petition acrobatic experienceand have abil ity read aerobatic competition sequences rapid ly able look up FAI-CAT numbers able follow judges instructions think implies language qualification must perform assistant Grading Judge three IAC-sanctioned events within 18 months before completing application Re gional Judge rating fill out Judges Application Form request National Judge other IAC judge both must currently qualified administer oral/written test sign date application done name added IAC roster Regional Judges issued Re gional Judge patch card After have served Regional Judge least seven contests within previous 30 months two must have included judg ing Advanced Unlimited categories can fill out another Judges Application Form sit down two National Judges another oral/ written exam send signed dated appli FACTORY PRICE PER GAL CASE OF 4 1-4 CASES 5 CASES & UP $ 690$ 640 800750 800750 860810 900850 900850 900850 900850 10751015 10751015 10751015 12501175 1335 1650 1965 2230 ation IAC Judges Certification Chair man get added list National Judges receive patch card copy Guide lines Chief Judges Chief Judge like Contest Director AMA Now order retain certification judge must serve Grading Judge two sanctioned events per year pass currentyear IAC Judges Revalidation Currency Ex amination TAC current year begins Jan uary 1 much get paid performing IAC-qualified certificated judge Please take note fact stints judging will volve travel to/from event meals lodg ings sitting ground staring up sky about eight hours day long week end say nothing time spend before event checking competitors sequences FAI-CAT get ZIP allvolunteer effort Everybody IAC volun teer except editor Sport Aerobatics newsletter IAC just Model Aviation newsletter AMA judging works figure se quence starts 10 points Grading Judge deducts changes heading changes radius loops failure follow written sequence etc Chief Judge deducts flying Out Acrobatic Zone commonly called box crossing Deadline also FAA vio lation etc resulting grade figure 10 0 points recorded flight line Later multiplied appropriate K-factor arrive raw score performance sum raw scores raw score flight sequence judge also enters judgement Continued page 146 September 1989 143 HERES UNIQUE TIME PIECE THAT FEATURES FAMILIAR FACE THE ALTIMETER WALL CLOCK Perfect den office Quality quartz movement Full 1 year warranty Four other models available Horizon clock DG clock VOR clock & Airspeed thermometer DEALER ENQUIRIES WELCOME SEND CHEQUE OR MONEY ORDER FOR $3995 UPS TY AIRUNE SUPPLY CO 98-116 PINELLAS BAYWAY TIERRA VERDE FLORIDA 33715 TO ORDER TOLL FREE 1-8008482739 FLORIDA RESIDENTS ADD 6% SALES TAX Radio Technique/Myers Continued page 143 called Positioning relates figure placed box Positioning er rors deduct points raw score order mitigate favorite son judging practices observed certain Eastern Bloc judges world competitions raw scores next subjected IAC/Tarasov/Bauer-Long TBL statistical averaging system produce contestants Final Score Yes requires desktop computerand somebody knowledge able run havent already read AMA 1988-89 Competition Regulations handbook aka rule book available request AMA HQ wont know much above already exists AMA competition Take word FAI-CAT represents logical exten sion ofnot replacement forthe AMAs book Let close Final Word quoted IAC Official Contest Rules conclusion remember Judge expected grade against standard perfection performance aircraft difficulty performing fig ure basis personal experience given type aircraft considered formulating grade 'Do afraid find fault competitors flying regardless name reputation As Judge job responding advertisers mention read about ModelAviation Soft Mount/Berman Continued page 35 ing improvised clampan overleaf onto firewall rimwas fastened blind nuts eight 2-56 x -in Du-Bro No 311 socket head bolts installation proved entirely adequate strong 61 ABC engine secured aluminum mount 6-32 hard ware 4-40 bolts through soft firewall Vibration dampening does help avert metal fa tigue careful crush rubber diaphragm gently snugging up bolts overtight ening Secured nylon-insert locking nuts 4-40 bolts should still turn against some resistance fully tightened Kaos installation %2-in ply clamp ing frame couldnt inserted firewall cavity due nacelle taper triangular rein forcing gussets solve little dilemma frame sawed diagonally across corners creating very maneuverable segmented member Assembly mount otherwise fully completed fuselage proved bit like brain surgery Use fine ball-end hex drivers must bolts perfect hex cavity Ac tually want brain surgeon next life anyway what harm early start know its later think Theres always something new old bag tricks couple samples Mr Mod recommends 1 Receiver antenna fastening Drill A6-dia hole through vertical stab hole angled rearward Feed end antenna through hole install 3/16-in-long piece 050 heat shrink tubing Nothing could neater 2 perfect propping device I-ft-long length automobile heater hose Since started using Ive probably saved myself dozen bruised fingers wouldve received through leather gloves RC Scale/Guenther Continued page 37 type paint although did use once CL Scale Mustang seemed work well short life model Someone told doesnt hold up well glow fuel surface paint easily marred using lacquer paints wooden sculpture bases Ive made can say takes long time dry thoroughly Polyurethanes Although dont currently use type paint appears popular types around today Polyurethanes seem give good surface coverage too much weight buildup paint surface tough Glow fuel doesnt seem affect properly cured paint surface colors retain brilliance over long time Several brands market some best can found local auto paint store am familiar Vitra-Gard brand made Elliot Paint Varnish Company Chicago IL 60624 As can quickly see completing Scale model proper finish colors volved meets eye suppose reason some modelers shy away Scale Im drawn category own BEETLESuperStar 60 SPIC L34@TH SV/WHO AREA 790 SQ IN/SPAN S7ANGE 10 c& SPEC La4G1H SOVWNG AREA 821 SQ R4/sP*4 sr/NQNE 10 c BASIC KIT $150PREBUILT KIT $395READY TO FINISH KIT $595 FUUEIAGE FOAM CORE FAC1VRYSHRE1IDHONFYVOMBWNO ~ mCLL0ES PATTERN TEK~J 146 Model Aviation
Edition: Model Aviation - 1989/09
Page Numbers: 32, 33, 142, 143, 146
George M Mye Radio Thchnique 70 Froehlkh Farm Rd lIicksvlIIe NY 11801 ABSTRACT 1989 FAI-CAT IAC Judges School described BACK school enrolled IAC Interna tional Acrobatic Club Inc Judges School held March 18-19 1989 Daniel Webster College Nashua NH session sponsored New England Acrobatic Club IAC Chapter 35 instructor Steve Morris 11701-C Woodcreek Drive Huntley IL 60192 Steve LAC Director Judges Training good teacher wondering what has AMA Radio Technique column Well ought know IAC procedures fol lowed group LAC judges served 1988 Tournament Champions TOC body liked results same procedures will followed future TOCs AMA RC Sport Aerobatics Turnaround rules have used TOC since 1978 rules derive earlier IAC rules work Aresti catalog difference 1988 1989 IAC rules use 1989 FAI catalog [FAI-CAT] IAC judges used introduced slightly different syste matic way defining judging figures Employing judge-graded contestant-designed three-minute Free Programs well usual compulsory programs added variety spice presentations ie showoff hotdog ging Hanno Prettner perpetual winner event changed three-minute program over night correspond suggestions made Steve Morrisand won again try keep informed latest trends af fecting RC flying felt appropriate give firsthand overview ever gets AMA rule book Im sure friend Ron Van Putte will have lot say about thing thats attractive way FAI-CAT works FAI-CAT literally dic tionary airplane maneuver elements may assign K-factors figures written air Read find out what K-factors development Aresti catalog first practical international short hand notation describing aerobatic maneuvers FAI-CAT organized way families el ements 1 Lines angles 2 Turns rolling turns 3 Combinations lines 4 Spins 5 Ham merheads stall turns 6 Tail slides 7 Loops Ss eights 8 Combinations lines loops rolls humpty bumps 9 Rolls slow point flick Isnap rolls] Within family subdefinitions considering such factors upright inverted entries numbers revolu tions parts revolutions spins rolls upright inverted exits beauty FAI-CAT openended design elements families elements can easily added necessary would simple matter AMA add Heli copter maneuvers like Belgian Stall Turn Family 5 Ferris Wheel Loops Family 7 go add family Hovering maneu vers Family 10 Backward Flight Family 11 Sideward Flight Family 12 Vertical Flight VTOs Autorotations Family 13 etc thereby come up AMA version catalog TOC-88 videotape available Circus Hobbies $1995 shows Curtis Youngblood doing amazing maneuvers could accom modated model version FAI-CAT includ ing inverted autorotations nose-in-and-down fly arounds backward loops Chip Hydes Torque Roll done air show pilots full-scale Pitts Eagle biplanes could fit Family 11 Hanno Prettners Screw originally done Clint McHenry full-scale Laser would fit Family 12 etc can figure out make airplane 32 Model Aviation School days Author George Myers enrolled IAC judges school left instructor Steve Morris explains fine points FAI-CAT using model airplane really helped communicating students right partial view large class small room AV aids utilized including chalkboard overhead projector VCRITV model airplane IAC rule book FAI-CAT maneuver dictionary Ladi Bezak L 1960 World 1965 European Champion Acrobatic pilot next stock de Havilland Chipmunk its open cowl revealing Walter Minor 6-Ill engine Ladi escaped Czechoslovakia 1971 wife four children aboard homebuilt 2-place Zlinn 226 family have lived stateless persons since constantly hounded communist agents sympathizers view best seat IAC house R Camera held outboard pilots seat Pitts S-iC aerobatic biplane Also visible Citabria Stearman skim like frisbee someone did Can berra jet years ago way could found put K-factor Family 4 1989 FAI-CAT designed around capabili ties current full-size stiff-winged aircraft Basically fits variations Pitts Laser theme describes elements ver tical horizontal planes motion considers horizontal vertical 450 lines vertical plane JAC chooses rule Out repeti tions elements well-known maneuvers like Cuban 8 AMAs Figure M etc no long er seen full-size aerobatic Compulsory Free programs reasons its own IAC has also dropped barrel rolls knife-edge flight its competitions PAl-CAT also used full-scale sailplane aerobatic events appropriate adjustments grading accommodate lack en gine since arent full-size helicop ter aerobatic competitions FAI-CAT fullsize machines doesnt need consider helicopter maneuvers Lets get back what FAI-CAT can right now Elements vary difficulty performance relative difficulties K-factors assigned elements example upright flight straight line constant altitude carries K outside 1/2 snaproll upright attitude vertical Up line finishing upright atti tude earns K ant finish in verted attitude element would worth K ow dont start arguing about whether airplane can adopt upright inverted titude vertical Up line learn about such subtleties judges school FAI-CAT arranged accommodate fact does accommodate fascinating Torque rolls Lomcevaks long talk Ladislov Bezak inventor Lomcevak about maneuver knife-edge spins etc considered nonjudge able maneuvers IAC because require extreme precision accomplishment because small variations going can produce large variations coming out Therefore suc cessful accomplishment such maneuvers con sidered matter luck well skill sport aerobatic flying seeks judge perfection completing predictable maneuvers Kfactors assigned above FAI CAT AMA members should want judge such maneuvers could certainly added AMA maneuver dictionary would AMA want maneuver dictionary same reason IAC has Free programs ice skating has Free programs etc al ways desire show personal creativity after ing subjected rigors competition man datory school programs essence AMA Pattern contests consist entirely school fig ures repetition boring spectators Having AMA maneuver catalog would encour age contestants create programs wide variety judgeable figures would create interesting show provided endless repetition same figures FAI-CAT tells assign K-factor figure after have invented LAC rule book tells run contest grade figure flown contest prepare IAC competition IAC recognizes categories proficiency competi tors Basic Sportsman Intermediate Continued page 142 SAVEYOURFIELD3 SNF LER mutt ea ow cost easy nets ghtws ght Sound acluc ng mutt w th no p mane pens ty S s anew 0 AMA mu tie u o suggest say ng y ng Os Meets AMA muffler rule suggestIons 2495 3 10 decIbels quieter stock muffler CAT NO too No power toss possible 300-500 RPM Improves engIne Idle s better fuel evonomy EasIly attached moat 25-108 stock mufflers Heat corrosion resistant Black E cost finish No special adapters required WeIghs 35 oza P$t ASP SPAT ENVA FOX HP RVINE K&S OS MAX POYAL VS 52050 flOPS no 00 SNUP-LER mufflers JTEC IN-COWL mufflers Or,o 3 Oxs 2S-SOos%, 2085The SNUF-LEP Muffler oan Os used08OtS 2toa TOS 2QS TtO2 FO s Ttc ostos 2005 ott scale arcratt JTSO IN-COWL jTtO2l tI t55 ToiSlot 200 lers clamp used bolt rree3e 508 wo neog SOS JT4Ot 3i8t5ooOS yo owe Oosmuffler 000cm 5e tussiegeJT8028 N tSo-220 S connected JTEC noJPter tOt teoo205 necorene tuong apeearsnce S~ 'Sake t canOe removed alter flying— So ISo. 0 OSoossee 0 seers lOSS 05050 OOOSV to5015 25t StAllS lontseote lO05IS Ores vo 500 C Sr COOFat *ScttCOilAL 555 QOCOOTOC *505250 UPS $200 000 SOS 5% 1051 08 Cal 51OSflt September 1989 33 LINE DRIVEt _________ ROTARY TO LINEAR OjSERVO CONVERTER Patt Peiing II available wrile direct add SiDO S2OO culsode US flV SI GIVE 475 580 1YThL TRAVK F 901 S IYrATIcuI LINR WIWr ELfl IATAL WYflCRI MV TM1P RJLTD IN THE SAlE icricii FCIl IS 17ThTI1 & IS FLIT TRIM IPIFr LINE lIVE GIVE 3L S1 IN FJ DIRIICRI EVDI WIDI 1 smvo IS ivr u&iy IPIVE ICXNIS SflY ii YP S A4 WITH 1W 5DE 4B 1 BTAINLS S1 AIR THE SThI TUBE ThMUTS Th P 3WMY WITH WL FRICIIJ4 MV Z BASI MODEL PRODUCTS CORP /89 PO BOX 100 ALLAMUCHY NEW JERSEY 07820 SPECIALISTS IN CUSTOM COX TEE DEE & REED ENGINES O2OS 0495 051S074S& 09S ALL CUS TOM & STOCK PARTS VAILABLE INDIVIDUALLY COMPETITION ACCESSORIES & CUSTOMIZED K&B ENGINES RACING WHEELS KLOTZ OIL CARBON FIBER SOLID LINES ALL KINDS OF FUEL TUBING FOUR BRANDS OFGLOWPLUGS HA RD-TO-FIND HARD WARE OLD TIMER SUPPLIES COILS CONDENSERS NGK & STIlT SPARK PLUGS SILK 12 COLORS QUALITY DOPE BRUSHES 5& 7LOOP 1/4RUBBER BANDS TRANSISTOR IGNITION SYSTEMS RESISTOR HIGH TENSION LEADS 1/2A TEXACO PLA YBOY SR KIT 1/2A TEXACO ENGINES & PARTS KSB & IGNITION TIMERS RUBBER POWER KITS PROPS TISSUE AND OTHER SUPPLIES CYANOACRYLA TES & EPOXIES ORDER BY MAIL OR PHONE 019 729-4395 SORRY NO COD VISA & MASTERCARD WELCOME MINIMUM MERCHANDISE ORDER $1000 SHIPPING & HANDLING FEE $200 FOR INSURANCE ADD $100 STOCK ORDERS SHIPPED WITHIN 24 HRS Idle-Bar Glow Plugs Long Shortoniy $1 89 Also. Traditional line non-idle bar Glow Plugs Six Types 3 Heat Ranges High Performance Glow Element Blow Proof Seal Only $149 Swanson Associates PO Box 151 Wayne NJ nce 784a 07470 r PO Box 16621 Dept M Irvine CA 92714 714 250-1107 h. Prime Cut/Sarpolus Continued page 139 However found easier way Coverite offers die-cut sheet stars package containing 62 stars four sizes purchased pack red blue stars lifted off put air plane really easy trimming job Im sold Black Baron film Coverite also offers Black Baron epoxy paint colors match film its available spray cans would good choice fi berglass cowl wheel pants Flying Prime Cut solid stable flier thats nice responsive want wring out youre used flying larger air craft youll need literally adjust sights model appears same size sky smaller would youre flying too far out made lot faraway landings bigger models until learned gauge distance accurately bring closer Large aircraft quite stable landing ap proaches dont bounce around Bleed off speed bring model set plane down gently Aerobatics fun Prime Cut maneuvers require certain amount thought piloting skill cant horse around airplane would Ugly Stik smoke system definitely adds special air show appearance Treat big ones plenty respect thoughan 18-in prop big piece lumber can real damage Always have helper hanging behind aircraft start engine run up Safe flying watchword Radio Technique/Myers Continued page 33 Advanced Unlimited contestant except Basic category con structs figures FAT-CAT elements Free Program Thus figure commonly called Immelmann consists half-loop up ward entered upright level flight 721 K lf-roll exit upright level flight 9l32K4foratotalK l0Thedecimal numbers parentheses FAI-CAT numbers locate particular elements catalog corresponding K-factors Figures judged IAC competition elements no limit number elements can combined create figure long can keep within TACs Acrobatic Zone measures 3300 ft square 3500 ft above ground level AGL top zone 3280 ft AGL Unlimited cate gory bottom zone 1500 ft AGL Basic Sportsman 1200 ft AGL Intermediate 800 ft AGL Ad vanced 328 ft AGL Unlimited An TAC sequence list figures per formed sequentially during trip through Aerobatic Zone has sum K-factors appro priate category being flown order someone ground able judge well flier performs Free Pro gram flier must write paper performed IAC provides forms B C purpose Some judge must check competitors Free Program Forms B C before event involves lot work FAI-CAT adding machinefor both judge competitor Thats reason judges have familiar FAI-CAT TAC categories must fly Known Compul sory sequences made up cat egory published yearly IAC diffi culty flying Known Compulsory sequence increases Basic Unlimited first flight event competitor Known Compulsory also qualifying flight majority judges votes competi tor has demonstrated ability safely control aircraft disqualified category AMA could likewise Let digress Model Aviations Compe tition Newsletter section June 1989 issue pages 139-140 moment will find description IMAC International Miniature Aerobatics Club its compulsory sequences 1989 Aresti diagrams given names figures K factors can see what am discussing has used RC model world since 1974 Its new havent heard about before Now back airplanes can sit IAC has no compulsory advancements category competitors category pilot flies some what dependent airplane because air planes too weak structurally lack suffi cient power perform Advanced Unlimited category figures Intermediate Advanced Unlimited catego ries must also fly Unknown Compulsory Pro gram Unknown Compulsory constructed IAC headquarters supplied contest organizers particular contest Now come peculiarity Only pilots Unlimited category allowed perform Graded Unlimited Four-Minute Free Program program judged Originality K ersatility K armony & Rhythm K xecution K so done OUR REV-UP INVENTORY VERA GES OVER 9000 PROPS ii IMMEDIATE SHIPMENT ON VISAIMC CARBON FIBER LAMINATES Aerospace Composite Products offers variety rigid carbon fiber/epoxy sheets add stiffness almost material- fiberglass foam bal sawood laminates can used reinforce foam wings leading trailing edges wing spars Carbon Fiber bonds easily slow setting cyanoacrylates 5-minute epoxies laminate can stripped narrower widths CL-i 007 thick 1x48-$500 1x72-$700 CL-2 014 thick 1x48-$800 1x72-$1100 Send SASE information additional sizes products Add S300 shipping handling Calif residents add 6% tax Overseas orders add 15%-Order COD send check money order w r41 1nh1z VIIIIIII 1It5iIIIII51I source lightweight materials BYRON ORIGI NALScf SEE YOUR ORDER NO NITRO CASE Synthetic/Castor Blends 31300040%Pro 31300055%Byru 31300065%Pren 31300088%Prem 313001010%Byro- 313001110%Premi 313001210%4C 313001310%Hencot 313001615%Premis 313001715%4C 01815%Heticopte 313002020%Byro-Jet 313002525%Premium 313003535%Premium 313004545%Premium 313006060%Premium Straight Synthetic 21200040%Premium Ft 21200055%Byro-Jet Strai 21200065%Premium Spo 212001010%Byro-Jet Stra 212001110%PremiumSpoi 212001515%Premium Sport 212002020%Byro-Jet Straigl 212002525%Premium Compi 212003535%Premium Compel 212004545%Premium Compel Minimum Order Quantity--I Case Byron Originals Inc ox modelings TOC-88 Hanno Screw Torque Roll Lomcevak Knife-Edge Fig ure 8 similar figures used paperwork done can now have LAC contest maybe Theres mat ter insurance IAC has insurance con test organizers must purchase air meet insurance covers IAC EAA Experimental Air craft Association NAA National Aeronau tic Association named insured LAC divi sion EAA division NAAjust like AMA Now have purchased air meet insur ance gather up few judges minimum three judges required category five judges standard number larger odd number acceptable get waiver FAA make arrangements park contestants airplanes airport contestants bod ies beds somewhere arrange snacks banquet end contest set up computer send out corner judges check out communications post schedule heat up coffee start competition ather chooses cooperate Are judges qualified IAC Judges School consists two long sessions totaling about 15 hours class gives overview contents IAC Official Contest Rules 105 pages 1989 FAI-CAT lists about 10000 maneuver elements Kfactors late revisions amendments end session videotape ac tual aircraft doing maneuvers shown give students some judging practice fi nal exam after students receive Certifi cates Attendance Judges Home Study Course Performance Blended Fuels Higher Performance ther Running Superior Lubrication ualled Rust Protection doesnt stock Byron Originals Fuels order direct LUDE FREE FREIGHT ----i Hawaii Overseas call shipping quote RETAIL PER GAL $ 950 1095 1095 1195 1295 1295 turns out final exam isnt really fi nal home study course contains real fi nal exam Working Ruth Augie Bohn old friends provided lodg ings during school spent another 15 hours books after com pleted official final exams mailed IAC Judges Certification Chair man Chuck Mann Memphis TN exams subsequently graded returned us So next step join IAC full-fledged judge right Wrong Now qualified assistant judge An sistant judge must have attended approved judges school have completed home study course current year have previous com petition acrobatic experienceand have abil ity read aerobatic competition sequences rapid ly able look up FAI-CAT numbers able follow judges instructions think implies language qualification must perform assistant Grading Judge three IAC-sanctioned events within 18 months before completing application Re gional Judge rating fill out Judges Application Form request National Judge other IAC judge both must currently qualified administer oral/written test sign date application done name added IAC roster Regional Judges issued Re gional Judge patch card After have served Regional Judge least seven contests within previous 30 months two must have included judg ing Advanced Unlimited categories can fill out another Judges Application Form sit down two National Judges another oral/ written exam send signed dated appli FACTORY PRICE PER GAL CASE OF 4 1-4 CASES 5 CASES & UP $ 690$ 640 800750 800750 860810 900850 900850 900850 900850 10751015 10751015 10751015 12501175 1335 1650 1965 2230 ation IAC Judges Certification Chair man get added list National Judges receive patch card copy Guide lines Chief Judges Chief Judge like Contest Director AMA Now order retain certification judge must serve Grading Judge two sanctioned events per year pass currentyear IAC Judges Revalidation Currency Ex amination TAC current year begins Jan uary 1 much get paid performing IAC-qualified certificated judge Please take note fact stints judging will volve travel to/from event meals lodg ings sitting ground staring up sky about eight hours day long week end say nothing time spend before event checking competitors sequences FAI-CAT get ZIP allvolunteer effort Everybody IAC volun teer except editor Sport Aerobatics newsletter IAC just Model Aviation newsletter AMA judging works figure se quence starts 10 points Grading Judge deducts changes heading changes radius loops failure follow written sequence etc Chief Judge deducts flying Out Acrobatic Zone commonly called box crossing Deadline also FAA vio lation etc resulting grade figure 10 0 points recorded flight line Later multiplied appropriate K-factor arrive raw score performance sum raw scores raw score flight sequence judge also enters judgement Continued page 146 September 1989 143 HERES UNIQUE TIME PIECE THAT FEATURES FAMILIAR FACE THE ALTIMETER WALL CLOCK Perfect den office Quality quartz movement Full 1 year warranty Four other models available Horizon clock DG clock VOR clock & Airspeed thermometer DEALER ENQUIRIES WELCOME SEND CHEQUE OR MONEY ORDER FOR $3995 UPS TY AIRUNE SUPPLY CO 98-116 PINELLAS BAYWAY TIERRA VERDE FLORIDA 33715 TO ORDER TOLL FREE 1-8008482739 FLORIDA RESIDENTS ADD 6% SALES TAX Radio Technique/Myers Continued page 143 called Positioning relates figure placed box Positioning er rors deduct points raw score order mitigate favorite son judging practices observed certain Eastern Bloc judges world competitions raw scores next subjected IAC/Tarasov/Bauer-Long TBL statistical averaging system produce contestants Final Score Yes requires desktop computerand somebody knowledge able run havent already read AMA 1988-89 Competition Regulations handbook aka rule book available request AMA HQ wont know much above already exists AMA competition Take word FAI-CAT represents logical exten sion ofnot replacement forthe AMAs book Let close Final Word quoted IAC Official Contest Rules conclusion remember Judge expected grade against standard perfection performance aircraft difficulty performing fig ure basis personal experience given type aircraft considered formulating grade 'Do afraid find fault competitors flying regardless name reputation As Judge job responding advertisers mention read about ModelAviation Soft Mount/Berman Continued page 35 ing improvised clampan overleaf onto firewall rimwas fastened blind nuts eight 2-56 x -in Du-Bro No 311 socket head bolts installation proved entirely adequate strong 61 ABC engine secured aluminum mount 6-32 hard ware 4-40 bolts through soft firewall Vibration dampening does help avert metal fa tigue careful crush rubber diaphragm gently snugging up bolts overtight ening Secured nylon-insert locking nuts 4-40 bolts should still turn against some resistance fully tightened Kaos installation %2-in ply clamp ing frame couldnt inserted firewall cavity due nacelle taper triangular rein forcing gussets solve little dilemma frame sawed diagonally across corners creating very maneuverable segmented member Assembly mount otherwise fully completed fuselage proved bit like brain surgery Use fine ball-end hex drivers must bolts perfect hex cavity Ac tually want brain surgeon next life anyway what harm early start know its later think Theres always something new old bag tricks couple samples Mr Mod recommends 1 Receiver antenna fastening Drill A6-dia hole through vertical stab hole angled rearward Feed end antenna through hole install 3/16-in-long piece 050 heat shrink tubing Nothing could neater 2 perfect propping device I-ft-long length automobile heater hose Since started using Ive probably saved myself dozen bruised fingers wouldve received through leather gloves RC Scale/Guenther Continued page 37 type paint although did use once CL Scale Mustang seemed work well short life model Someone told doesnt hold up well glow fuel surface paint easily marred using lacquer paints wooden sculpture bases Ive made can say takes long time dry thoroughly Polyurethanes Although dont currently use type paint appears popular types around today Polyurethanes seem give good surface coverage too much weight buildup paint surface tough Glow fuel doesnt seem affect properly cured paint surface colors retain brilliance over long time Several brands market some best can found local auto paint store am familiar Vitra-Gard brand made Elliot Paint Varnish Company Chicago IL 60624 As can quickly see completing Scale model proper finish colors volved meets eye suppose reason some modelers shy away Scale Im drawn category own BEETLESuperStar 60 SPIC L34@TH SV/WHO AREA 790 SQ IN/SPAN S7ANGE 10 c& SPEC La4G1H SOVWNG AREA 821 SQ R4/sP*4 sr/NQNE 10 c BASIC KIT $150PREBUILT KIT $395READY TO FINISH KIT $595 FUUEIAGE FOAM CORE FAC1VRYSHRE1IDHONFYVOMBWNO ~ mCLL0ES PATTERN TEK~J 146 Model Aviation
Edition: Model Aviation - 1989/09
Page Numbers: 32, 33, 142, 143, 146
George M Mye Radio Thchnique 70 Froehlkh Farm Rd lIicksvlIIe NY 11801 ABSTRACT 1989 FAI-CAT IAC Judges School described BACK school enrolled IAC Interna tional Acrobatic Club Inc Judges School held March 18-19 1989 Daniel Webster College Nashua NH session sponsored New England Acrobatic Club IAC Chapter 35 instructor Steve Morris 11701-C Woodcreek Drive Huntley IL 60192 Steve LAC Director Judges Training good teacher wondering what has AMA Radio Technique column Well ought know IAC procedures fol lowed group LAC judges served 1988 Tournament Champions TOC body liked results same procedures will followed future TOCs AMA RC Sport Aerobatics Turnaround rules have used TOC since 1978 rules derive earlier IAC rules work Aresti catalog difference 1988 1989 IAC rules use 1989 FAI catalog [FAI-CAT] IAC judges used introduced slightly different syste matic way defining judging figures Employing judge-graded contestant-designed three-minute Free Programs well usual compulsory programs added variety spice presentations ie showoff hotdog ging Hanno Prettner perpetual winner event changed three-minute program over night correspond suggestions made Steve Morrisand won again try keep informed latest trends af fecting RC flying felt appropriate give firsthand overview ever gets AMA rule book Im sure friend Ron Van Putte will have lot say about thing thats attractive way FAI-CAT works FAI-CAT literally dic tionary airplane maneuver elements may assign K-factors figures written air Read find out what K-factors development Aresti catalog first practical international short hand notation describing aerobatic maneuvers FAI-CAT organized way families el ements 1 Lines angles 2 Turns rolling turns 3 Combinations lines 4 Spins 5 Ham merheads stall turns 6 Tail slides 7 Loops Ss eights 8 Combinations lines loops rolls humpty bumps 9 Rolls slow point flick Isnap rolls] Within family subdefinitions considering such factors upright inverted entries numbers revolu tions parts revolutions spins rolls upright inverted exits beauty FAI-CAT openended design elements families elements can easily added necessary would simple matter AMA add Heli copter maneuvers like Belgian Stall Turn Family 5 Ferris Wheel Loops Family 7 go add family Hovering maneu vers Family 10 Backward Flight Family 11 Sideward Flight Family 12 Vertical Flight VTOs Autorotations Family 13 etc thereby come up AMA version catalog TOC-88 videotape available Circus Hobbies $1995 shows Curtis Youngblood doing amazing maneuvers could accom modated model version FAI-CAT includ ing inverted autorotations nose-in-and-down fly arounds backward loops Chip Hydes Torque Roll done air show pilots full-scale Pitts Eagle biplanes could fit Family 11 Hanno Prettners Screw originally done Clint McHenry full-scale Laser would fit Family 12 etc can figure out make airplane 32 Model Aviation School days Author George Myers enrolled IAC judges school left instructor Steve Morris explains fine points FAI-CAT using model airplane really helped communicating students right partial view large class small room AV aids utilized including chalkboard overhead projector VCRITV model airplane IAC rule book FAI-CAT maneuver dictionary Ladi Bezak L 1960 World 1965 European Champion Acrobatic pilot next stock de Havilland Chipmunk its open cowl revealing Walter Minor 6-Ill engine Ladi escaped Czechoslovakia 1971 wife four children aboard homebuilt 2-place Zlinn 226 family have lived stateless persons since constantly hounded communist agents sympathizers view best seat IAC house R Camera held outboard pilots seat Pitts S-iC aerobatic biplane Also visible Citabria Stearman skim like frisbee someone did Can berra jet years ago way could found put K-factor Family 4 1989 FAI-CAT designed around capabili ties current full-size stiff-winged aircraft Basically fits variations Pitts Laser theme describes elements ver tical horizontal planes motion considers horizontal vertical 450 lines vertical plane JAC chooses rule Out repeti tions elements well-known maneuvers like Cuban 8 AMAs Figure M etc no long er seen full-size aerobatic Compulsory Free programs reasons its own IAC has also dropped barrel rolls knife-edge flight its competitions PAl-CAT also used full-scale sailplane aerobatic events appropriate adjustments grading accommodate lack en gine since arent full-size helicop ter aerobatic competitions FAI-CAT fullsize machines doesnt need consider helicopter maneuvers Lets get back what FAI-CAT can right now Elements vary difficulty performance relative difficulties K-factors assigned elements example upright flight straight line constant altitude carries K outside 1/2 snaproll upright attitude vertical Up line finishing upright atti tude earns K ant finish in verted attitude element would worth K ow dont start arguing about whether airplane can adopt upright inverted titude vertical Up line learn about such subtleties judges school FAI-CAT arranged accommodate fact does accommodate fascinating Torque rolls Lomcevaks long talk Ladislov Bezak inventor Lomcevak about maneuver knife-edge spins etc considered nonjudge able maneuvers IAC because require extreme precision accomplishment because small variations going can produce large variations coming out Therefore suc cessful accomplishment such maneuvers con sidered matter luck well skill sport aerobatic flying seeks judge perfection completing predictable maneuvers Kfactors assigned above FAI CAT AMA members should want judge such maneuvers could certainly added AMA maneuver dictionary would AMA want maneuver dictionary same reason IAC has Free programs ice skating has Free programs etc al ways desire show personal creativity after ing subjected rigors competition man datory school programs essence AMA Pattern contests consist entirely school fig ures repetition boring spectators Having AMA maneuver catalog would encour age contestants create programs wide variety judgeable figures would create interesting show provided endless repetition same figures FAI-CAT tells assign K-factor figure after have invented LAC rule book tells run contest grade figure flown contest prepare IAC competition IAC recognizes categories proficiency competi tors Basic Sportsman Intermediate Continued page 142 SAVEYOURFIELD3 SNF LER mutt ea ow cost easy nets ghtws ght Sound acluc ng mutt w th no p mane pens ty S s anew 0 AMA mu tie u o suggest say ng y ng Os Meets AMA muffler rule suggestIons 2495 3 10 decIbels quieter stock muffler CAT NO too No power toss possible 300-500 RPM Improves engIne Idle s better fuel evonomy EasIly attached moat 25-108 stock mufflers Heat corrosion resistant Black E cost finish No special adapters required WeIghs 35 oza P$t ASP SPAT ENVA FOX HP RVINE K&S OS MAX POYAL VS 52050 flOPS no 00 SNUP-LER mufflers JTEC IN-COWL mufflers Or,o 3 Oxs 2S-SOos%, 2085The SNUF-LEP Muffler oan Os used08OtS 2toa TOS 2QS TtO2 FO s Ttc ostos 2005 ott scale arcratt JTSO IN-COWL jTtO2l tI t55 ToiSlot 200 lers clamp used bolt rree3e 508 wo neog SOS JT4Ot 3i8t5ooOS yo owe Oosmuffler 000cm 5e tussiegeJT8028 N tSo-220 S connected JTEC noJPter tOt teoo205 necorene tuong apeearsnce S~ 'Sake t canOe removed alter flying— So ISo. 0 OSoossee 0 seers lOSS 05050 OOOSV to5015 25t StAllS lontseote lO05IS Ores vo 500 C Sr COOFat *ScttCOilAL 555 QOCOOTOC *505250 UPS $200 000 SOS 5% 1051 08 Cal 51OSflt September 1989 33 LINE DRIVEt _________ ROTARY TO LINEAR OjSERVO CONVERTER Patt Peiing II available wrile direct add SiDO S2OO culsode US flV SI GIVE 475 580 1YThL TRAVK F 901 S IYrATIcuI LINR WIWr ELfl IATAL WYflCRI MV TM1P RJLTD IN THE SAlE icricii FCIl IS 17ThTI1 & IS FLIT TRIM IPIFr LINE lIVE GIVE 3L S1 IN FJ DIRIICRI EVDI WIDI 1 smvo IS ivr u&iy IPIVE ICXNIS SflY ii YP S A4 WITH 1W 5DE 4B 1 BTAINLS S1 AIR THE SThI TUBE ThMUTS Th P 3WMY WITH WL FRICIIJ4 MV Z BASI MODEL PRODUCTS CORP /89 PO BOX 100 ALLAMUCHY NEW JERSEY 07820 SPECIALISTS IN CUSTOM COX TEE DEE & REED ENGINES O2OS 0495 051S074S& 09S ALL CUS TOM & STOCK PARTS VAILABLE INDIVIDUALLY COMPETITION ACCESSORIES & CUSTOMIZED K&B ENGINES RACING WHEELS KLOTZ OIL CARBON FIBER SOLID LINES ALL KINDS OF FUEL TUBING FOUR BRANDS OFGLOWPLUGS HA RD-TO-FIND HARD WARE OLD TIMER SUPPLIES COILS CONDENSERS NGK & STIlT SPARK PLUGS SILK 12 COLORS QUALITY DOPE BRUSHES 5& 7LOOP 1/4RUBBER BANDS TRANSISTOR IGNITION SYSTEMS RESISTOR HIGH TENSION LEADS 1/2A TEXACO PLA YBOY SR KIT 1/2A TEXACO ENGINES & PARTS KSB & IGNITION TIMERS RUBBER POWER KITS PROPS TISSUE AND OTHER SUPPLIES CYANOACRYLA TES & EPOXIES ORDER BY MAIL OR PHONE 019 729-4395 SORRY NO COD VISA & MASTERCARD WELCOME MINIMUM MERCHANDISE ORDER $1000 SHIPPING & HANDLING FEE $200 FOR INSURANCE ADD $100 STOCK ORDERS SHIPPED WITHIN 24 HRS Idle-Bar Glow Plugs Long Shortoniy $1 89 Also. Traditional line non-idle bar Glow Plugs Six Types 3 Heat Ranges High Performance Glow Element Blow Proof Seal Only $149 Swanson Associates PO Box 151 Wayne NJ nce 784a 07470 r PO Box 16621 Dept M Irvine CA 92714 714 250-1107 h. Prime Cut/Sarpolus Continued page 139 However found easier way Coverite offers die-cut sheet stars package containing 62 stars four sizes purchased pack red blue stars lifted off put air plane really easy trimming job Im sold Black Baron film Coverite also offers Black Baron epoxy paint colors match film its available spray cans would good choice fi berglass cowl wheel pants Flying Prime Cut solid stable flier thats nice responsive want wring out youre used flying larger air craft youll need literally adjust sights model appears same size sky smaller would youre flying too far out made lot faraway landings bigger models until learned gauge distance accurately bring closer Large aircraft quite stable landing ap proaches dont bounce around Bleed off speed bring model set plane down gently Aerobatics fun Prime Cut maneuvers require certain amount thought piloting skill cant horse around airplane would Ugly Stik smoke system definitely adds special air show appearance Treat big ones plenty respect thoughan 18-in prop big piece lumber can real damage Always have helper hanging behind aircraft start engine run up Safe flying watchword Radio Technique/Myers Continued page 33 Advanced Unlimited contestant except Basic category con structs figures FAT-CAT elements Free Program Thus figure commonly called Immelmann consists half-loop up ward entered upright level flight 721 K lf-roll exit upright level flight 9l32K4foratotalK l0Thedecimal numbers parentheses FAI-CAT numbers locate particular elements catalog corresponding K-factors Figures judged IAC competition elements no limit number elements can combined create figure long can keep within TACs Acrobatic Zone measures 3300 ft square 3500 ft above ground level AGL top zone 3280 ft AGL Unlimited cate gory bottom zone 1500 ft AGL Basic Sportsman 1200 ft AGL Intermediate 800 ft AGL Ad vanced 328 ft AGL Unlimited An TAC sequence list figures per formed sequentially during trip through Aerobatic Zone has sum K-factors appro priate category being flown order someone ground able judge well flier performs Free Pro gram flier must write paper performed IAC provides forms B C purpose Some judge must check competitors Free Program Forms B C before event involves lot work FAI-CAT adding machinefor both judge competitor Thats reason judges have familiar FAI-CAT TAC categories must fly Known Compul sory sequences made up cat egory published yearly IAC diffi culty flying Known Compulsory sequence increases Basic Unlimited first flight event competitor Known Compulsory also qualifying flight majority judges votes competi tor has demonstrated ability safely control aircraft disqualified category AMA could likewise Let digress Model Aviations Compe tition Newsletter section June 1989 issue pages 139-140 moment will find description IMAC International Miniature Aerobatics Club its compulsory sequences 1989 Aresti diagrams given names figures K factors can see what am discussing has used RC model world since 1974 Its new havent heard about before Now back airplanes can sit IAC has no compulsory advancements category competitors category pilot flies some what dependent airplane because air planes too weak structurally lack suffi cient power perform Advanced Unlimited category figures Intermediate Advanced Unlimited catego ries must also fly Unknown Compulsory Pro gram Unknown Compulsory constructed IAC headquarters supplied contest organizers particular contest Now come peculiarity Only pilots Unlimited category allowed perform Graded Unlimited Four-Minute Free Program program judged Originality K ersatility K armony & Rhythm K xecution K so done OUR REV-UP INVENTORY VERA GES OVER 9000 PROPS ii IMMEDIATE SHIPMENT ON VISAIMC CARBON FIBER LAMINATES Aerospace Composite Products offers variety rigid carbon fiber/epoxy sheets add stiffness almost material- fiberglass foam bal sawood laminates can used reinforce foam wings leading trailing edges wing spars Carbon Fiber bonds easily slow setting cyanoacrylates 5-minute epoxies laminate can stripped narrower widths CL-i 007 thick 1x48-$500 1x72-$700 CL-2 014 thick 1x48-$800 1x72-$1100 Send SASE information additional sizes products Add S300 shipping handling Calif residents add 6% tax Overseas orders add 15%-Order COD send check money order w r41 1nh1z VIIIIIII 1It5iIIIII51I source lightweight materials BYRON ORIGI NALScf SEE YOUR ORDER NO NITRO CASE Synthetic/Castor Blends 31300040%Pro 31300055%Byru 31300065%Pren 31300088%Prem 313001010%Byro- 313001110%Premi 313001210%4C 313001310%Hencot 313001615%Premis 313001715%4C 01815%Heticopte 313002020%Byro-Jet 313002525%Premium 313003535%Premium 313004545%Premium 313006060%Premium Straight Synthetic 21200040%Premium Ft 21200055%Byro-Jet Strai 21200065%Premium Spo 212001010%Byro-Jet Stra 212001110%PremiumSpoi 212001515%Premium Sport 212002020%Byro-Jet Straigl 212002525%Premium Compi 212003535%Premium Compel 212004545%Premium Compel Minimum Order Quantity--I Case Byron Originals Inc ox modelings TOC-88 Hanno Screw Torque Roll Lomcevak Knife-Edge Fig ure 8 similar figures used paperwork done can now have LAC contest maybe Theres mat ter insurance IAC has insurance con test organizers must purchase air meet insurance covers IAC EAA Experimental Air craft Association NAA National Aeronau tic Association named insured LAC divi sion EAA division NAAjust like AMA Now have purchased air meet insur ance gather up few judges minimum three judges required category five judges standard number larger odd number acceptable get waiver FAA make arrangements park contestants airplanes airport contestants bod ies beds somewhere arrange snacks banquet end contest set up computer send out corner judges check out communications post schedule heat up coffee start competition ather chooses cooperate Are judges qualified IAC Judges School consists two long sessions totaling about 15 hours class gives overview contents IAC Official Contest Rules 105 pages 1989 FAI-CAT lists about 10000 maneuver elements Kfactors late revisions amendments end session videotape ac tual aircraft doing maneuvers shown give students some judging practice fi nal exam after students receive Certifi cates Attendance Judges Home Study Course Performance Blended Fuels Higher Performance ther Running Superior Lubrication ualled Rust Protection doesnt stock Byron Originals Fuels order direct LUDE FREE FREIGHT ----i Hawaii Overseas call shipping quote RETAIL PER GAL $ 950 1095 1095 1195 1295 1295 turns out final exam isnt really fi nal home study course contains real fi nal exam Working Ruth Augie Bohn old friends provided lodg ings during school spent another 15 hours books after com pleted official final exams mailed IAC Judges Certification Chair man Chuck Mann Memphis TN exams subsequently graded returned us So next step join IAC full-fledged judge right Wrong Now qualified assistant judge An sistant judge must have attended approved judges school have completed home study course current year have previous com petition acrobatic experienceand have abil ity read aerobatic competition sequences rapid ly able look up FAI-CAT numbers able follow judges instructions think implies language qualification must perform assistant Grading Judge three IAC-sanctioned events within 18 months before completing application Re gional Judge rating fill out Judges Application Form request National Judge other IAC judge both must currently qualified administer oral/written test sign date application done name added IAC roster Regional Judges issued Re gional Judge patch card After have served Regional Judge least seven contests within previous 30 months two must have included judg ing Advanced Unlimited categories can fill out another Judges Application Form sit down two National Judges another oral/ written exam send signed dated appli FACTORY PRICE PER GAL CASE OF 4 1-4 CASES 5 CASES & UP $ 690$ 640 800750 800750 860810 900850 900850 900850 900850 10751015 10751015 10751015 12501175 1335 1650 1965 2230 ation IAC Judges Certification Chair man get added list National Judges receive patch card copy Guide lines Chief Judges Chief Judge like Contest Director AMA Now order retain certification judge must serve Grading Judge two sanctioned events per year pass currentyear IAC Judges Revalidation Currency Ex amination TAC current year begins Jan uary 1 much get paid performing IAC-qualified certificated judge Please take note fact stints judging will volve travel to/from event meals lodg ings sitting ground staring up sky about eight hours day long week end say nothing time spend before event checking competitors sequences FAI-CAT get ZIP allvolunteer effort Everybody IAC volun teer except editor Sport Aerobatics newsletter IAC just Model Aviation newsletter AMA judging works figure se quence starts 10 points Grading Judge deducts changes heading changes radius loops failure follow written sequence etc Chief Judge deducts flying Out Acrobatic Zone commonly called box crossing Deadline also FAA vio lation etc resulting grade figure 10 0 points recorded flight line Later multiplied appropriate K-factor arrive raw score performance sum raw scores raw score flight sequence judge also enters judgement Continued page 146 September 1989 143 HERES UNIQUE TIME PIECE THAT FEATURES FAMILIAR FACE THE ALTIMETER WALL CLOCK Perfect den office Quality quartz movement Full 1 year warranty Four other models available Horizon clock DG clock VOR clock & Airspeed thermometer DEALER ENQUIRIES WELCOME SEND CHEQUE OR MONEY ORDER FOR $3995 UPS TY AIRUNE SUPPLY CO 98-116 PINELLAS BAYWAY TIERRA VERDE FLORIDA 33715 TO ORDER TOLL FREE 1-8008482739 FLORIDA RESIDENTS ADD 6% SALES TAX Radio Technique/Myers Continued page 143 called Positioning relates figure placed box Positioning er rors deduct points raw score order mitigate favorite son judging practices observed certain Eastern Bloc judges world competitions raw scores next subjected IAC/Tarasov/Bauer-Long TBL statistical averaging system produce contestants Final Score Yes requires desktop computerand somebody knowledge able run havent already read AMA 1988-89 Competition Regulations handbook aka rule book available request AMA HQ wont know much above already exists AMA competition Take word FAI-CAT represents logical exten sion ofnot replacement forthe AMAs book Let close Final Word quoted IAC Official Contest Rules conclusion remember Judge expected grade against standard perfection performance aircraft difficulty performing fig ure basis personal experience given type aircraft considered formulating grade 'Do afraid find fault competitors flying regardless name reputation As Judge job responding advertisers mention read about ModelAviation Soft Mount/Berman Continued page 35 ing improvised clampan overleaf onto firewall rimwas fastened blind nuts eight 2-56 x -in Du-Bro No 311 socket head bolts installation proved entirely adequate strong 61 ABC engine secured aluminum mount 6-32 hard ware 4-40 bolts through soft firewall Vibration dampening does help avert metal fa tigue careful crush rubber diaphragm gently snugging up bolts overtight ening Secured nylon-insert locking nuts 4-40 bolts should still turn against some resistance fully tightened Kaos installation %2-in ply clamp ing frame couldnt inserted firewall cavity due nacelle taper triangular rein forcing gussets solve little dilemma frame sawed diagonally across corners creating very maneuverable segmented member Assembly mount otherwise fully completed fuselage proved bit like brain surgery Use fine ball-end hex drivers must bolts perfect hex cavity Ac tually want brain surgeon next life anyway what harm early start know its later think Theres always something new old bag tricks couple samples Mr Mod recommends 1 Receiver antenna fastening Drill A6-dia hole through vertical stab hole angled rearward Feed end antenna through hole install 3/16-in-long piece 050 heat shrink tubing Nothing could neater 2 perfect propping device I-ft-long length automobile heater hose Since started using Ive probably saved myself dozen bruised fingers wouldve received through leather gloves RC Scale/Guenther Continued page 37 type paint although did use once CL Scale Mustang seemed work well short life model Someone told doesnt hold up well glow fuel surface paint easily marred using lacquer paints wooden sculpture bases Ive made can say takes long time dry thoroughly Polyurethanes Although dont currently use type paint appears popular types around today Polyurethanes seem give good surface coverage too much weight buildup paint surface tough Glow fuel doesnt seem affect properly cured paint surface colors retain brilliance over long time Several brands market some best can found local auto paint store am familiar Vitra-Gard brand made Elliot Paint Varnish Company Chicago IL 60624 As can quickly see completing Scale model proper finish colors volved meets eye suppose reason some modelers shy away Scale Im drawn category own BEETLESuperStar 60 SPIC L34@TH SV/WHO AREA 790 SQ IN/SPAN S7ANGE 10 c& SPEC La4G1H SOVWNG AREA 821 SQ R4/sP*4 sr/NQNE 10 c BASIC KIT $150PREBUILT KIT $395READY TO FINISH KIT $595 FUUEIAGE FOAM CORE FAC1VRYSHRE1IDHONFYVOMBWNO ~ mCLL0ES PATTERN TEK~J 146 Model Aviation