FLYING SESSIONS Just reminder CDs club officials am happy list club sessions contests find Out about time Assume need 11 weeks noticewith proper timing can handle shorter notice dates have listed below contacts other areas listed CALIFORNIASanta Ana Curt Stevens 25108 Marguerite Parkway Mission Viejo CA 92692 phone 714 240-8433 San Diego Monthly sessions Category Howard Haupt 3860 Ecochee Ave San Diego CA 92117 COLORADODenver Tentative dates January 8 22 February 12 26 March 11 25 April 8 22 May 6 20 1988 Les Shaw phone 303 499-0946 CONNECTICUTGlastonbury George Armstead 89 Harvest Lane Glastonbury CT 06037 FLORIDAMiami Dr John Martin 2180 Ti gertail Ave Miami FL 33133 phone 305 858-6363 Tampa Contest Delta hangar January 3 4 1988 Dick Obarski 2349 Barcelona Ave Ft Myers FL 33905 GEORGIAAtlanta area Regular site lost active search new site ongoing David Mills Figure 1 ends bracing wire solidly anchored wing post 10-D Pine Circle NE Atlanta GA 30305 phone 404 365-8655 MASSACHUSETTSCambridge Ray Harlan 15 Happy Hollow Rd Wayland MA 01778 phone 617 358-4013 NEW YORKNYC Contact Ed Whitten PO Box 176 Wall St Station New York NY 10005 phone 212 785-5327 info about pos sible flying Columbia University OKLAHOMAOklahoma City Indoor activity 23rd St Armory January 17 1988 Contact Bill Baker PO Box 249 Norman OK 73070-0249 for February March dates OREGONAlbany January 10 31 1988 Bob Stalick 5066 NW Picadilly Albany OR 97321 phone 503 928-8101 PENNSYLVANIAPhiladelphia Joe Krush 409 Warner Rd Wayne PA 19087 phone 215 688-3927 or Doug Barber 146 Stratton House Maple Shade NJ 08052 phone 609 235-5318 monthly Saturday Scale activity probably Memorial Hall contact Cy Hanzely 215 948-3214 TEXASFt Worth/Dallas Approximately monthly flying sessions Bedford Boys Ranch Bedford TX Contact Jesse Shepherd 2713 Summit View Bedford TX 76021 phone 817 282-3770 UTAHSalt Lake City Bimonthly sessions Franklin Anderson 6137 Dee Park Dr Salt Lake City UT 84118 WASHINGTONSeattle Monthly contests low Category III January 16 February 13 Figure 2 Detail shows notched peg used anchor bracing wire other points such dihedral joint depicted Figure 3 Overiapping fore aft mem bers cabane provides X top keep bracIng wires slipping off Figure 4 pointed balsa peg bottom wing socket provides solid anchor Theres column March 5 April 16 1988 Indoor Rubber Speed February 23 March 22 April 26 1988 Kevin Collins 2320 Sahalee Dr E Redmond WA 98023 phone 206 868-8273 Site survey reminder few columns back asked data currently active sites What needed ceiling height FAT measure ceil ing condition clean hang-up prone average air conditions floor area site avail able etc Send information will cat alog make available Bracing philosophy two ways stall primary bracingin piece two One-piece bracing starts example front post near socket out dihedral joint across cabane opposite rear dihe dral joint rear post third dihedral joint Continued page 162 74 Model Aviation Free Flight Indoor Bud Tenny Box 545 Richardson TX 75080 Wait Eversons winding stand Peanut Scale model Put rear fuse lage between upright wire parts raise popsicie-stick member clamp rear rubber peg ingenious Heres what plastic prop make pusher out Savvy built prop Author Tenny has lost notes Carbon fiber rods used spar other control flare well did work Looks good GRATESHApEsrM SANDING BLOCKS Long lasting silicon Carbide grit sides 10 Long GS 101GS 102GS 103 1/4 & 3/81/2 & 5/83/4 & 1 IJ Combo package #1-GS 101 102 103 $1195 S&HSAVE Six Pack Combo GSa above $2195 S&H Single GS $495 S&H AZ RESIDENTS ADD 5% TAX products guaranteed ers invIted Ask hobby dealer first SENO CHECK OR*A MASTER CHARGE MONEY ORDER TOOR VISA ACCEPTED Sell Rock Industries Hwy 179-Suite 105 Sedona AZ 86336 jj602 254-1805 GRATE-SHAPESTM ROUNDS GS 200 PKG 9 long$795 S&H GS 104OS 105GS 108 3/8 & 5/8 900 Vs w15/8 450 & 900 Combo package #2-GS 104 105 106 $1195 S&H GRATE-SHAPESTM SQUARES GS 300 PKG 9 long$495 S&H weather warms once again Meeting attendance seems pick up somewhat near election night new club officers reason nominations ourselves club office can declined opportunity exists vote poor guy couldnt make night Quite often collective moods winter club meetings seem follow along about same weather making motivation some what difficult times business meet ing going usually couple guys back room folding up paper airplanes pages old club newsletters tossing around new club president still tempting solve mystery re ceived 21 votes 17 members present club treasurer dood ling back half-dozen blank checks Egads Its going long time until feel some good thermal air again Well club meetings need some adrena lin pumped might try follow ing remedy cooked up Strat-O-Bats Seattle WA seems hold regular club meetings school sports small gymnasium current craze thing call Indoor Rubber Speed anchor couple helium-filled balloons floor about 20 ft apart idea ROG rubber-powered model start/finish line have make two laps around bal loons against clock number flights limited must assume have go home sometime fastest time provides fame fortune until someone beats mark keep simple compete models require lot valuable building time Currently running four classes AMA Racer commercial solid-sheet plastic props Sleek Streaks like Peanut/NoCal Scale Unlimited Seattle Series last five monthsOctober through April trophy fastest time posted class last session spring Just think club Cleveland could call Cleveland Air Races yway sounds like good test lOC Comet ME109 Newsletter spotlight Well sure Well just keep beam Seattle Strat-O-Bats S-O-Bs will illuminate fine club newsletterthe Bar Sheetwhich sports lux ury coeditors persons Chris Wein reich Dennis Weatherly sub pub $5/year 12 sometimes 11 issuesno mat ter long takes Send check Kevin Collins 2320 Sahalee Drive East Redmond WA 98053 must have missed issue carried names current club officers Either hiding out Anyway will have new club elections time printed would have incorrect anyway Speaking being correct received kind slap wrist John Oldenkamp sent page torn Spanish dictionary points out error said thought El Torbellino newsletter San Diego Orbi teers meant turbulator Well appears closebut accurate John 0s Span ish Funk Wagnalls says El Torbel lino means whirlwind bustle rush confusion John took easy since displaced Hoosier Wabash DePauw U grad Thanks correction Johnand keep pumping away Pee Wee-30 et al Meanwhile See ya downwind FF Indoor/Tenny Continued page 74 up cabane last dihedral joint back front post important wire anchored anyplace except start finish until place tensioned slightly Double-check center dihedral angle wing twist before fasten ing wire placeit very easy acciden tally make subtle changes wing alignment during bracing Two-piece bracing first section wire used two-piece bracing traces following path wing post/dihedral joint/cabane/dihedral joint/wing post side wing Check alignment before gluing wire wing add bracing other side secondary bracing tip bracing should han dled way addition need remove bracing patch microfilm bracing passes close film wing panel needs un braced time far less chance addi tional damage during patching operation follow practice Anchoring bracing wires either one-piece two-piece primary bracing ends really anchored solidly Figure 1 shows wing post both primary secondary bracing stalled tiny 44-in-sq rectangular block glued solidly post wire ends pass over top small notch similar block --- - WUI55l5 aruadyTw-mwnr gasgiw AD Engines Complete Nothing Extra Buy 34- *38000 37- *40000 42- *42000 OpdeaeaANEaghea Thrattleooupled spark advance 24-SIbeZoz-5HP 27-tlbs4oz-6IIHP 42-SlbaSos-7HP Customized newest German engInes Inot pert1 Muffler Mount Mounting Soft Pressure Tap Smoke Carburetor Linkage CDI IgnItion ICH ElectronloeL 48 Volt tgnltlon Pack Safety Switch 6 Soft Hub Reelator Spark Plugs Warranty Faulty Parts Workmanalilp New Prop Adapter Byron 4 3 Waded props Fits Sacha engine wisn7/8 bolt pattern 5 Iptus shipplngt TG Laser 200 lforme*t Rowlil#49918 Urn bodySeN wheel pant.lndUd5d end cowl foam wing balsa Included Sects 31 wIth points Included whIle avellabtel Laser Kit New 2-place wing conversion 8 T Ga MFGU 857 High Mountain Rd North Haledon NJ 075080201 427-3845 162 Model Aviation placed wherever wire changes direction wraps around wing shown Figure 2 bracing attachment points except wing post use tiny drop thin glue anchor wire block glued securely wire can soaked loose thinner loosen ing block bracing needs removed soak loose lift out way tweez ers Back Figure 1 start end bracing wire wrapped partway around post glued down Leave very short stub grip tweezers ever need soak loose fin ish end wire draped over block al lowed hang down small weight attached tension bracing over wing amount weight use just enough remove sag wire tighten radius loops radius loop wire goes around block until snugged up will make visible radius effectively slackens wire wire has strung around cir cuit weight attached use tweezers radius loop help pull out slack After slack removed glue wire place touches framework use tiny drop thin glue minimize problems removing brac ing repair different problem exists top ca bane easy dislodge wire unless some thing holds place easy way overlap cabane pieces form wire cradle atop cabane Figure 3 Again use small amount glue avoid needing extra solvent soak wire loose repairs needed Consistent adjustments Indoor model sometimes seems need constant adjustment order fly well can have two three problems feel structure has nor mal strength check see wing rib spar other vital piece cracked structure damaged try determine some struc ture may too weak particular sure tail boom isnt damaged strong enough handle flight loads doesnt help check wing posts snug fit sockets posts should bottom out sockets flight adjustment cor rect reliable way to get trim close possible adjusting stab inci dence make tiny trims wing post length until adjustment correct After make sure posts fit snugly sockets spotglue place during contest Anchor wing sockets Another possible cause erratic flights loose wing sockets Figure 4 shows solution Put balsa plug bottom socket sharpen Use tiny drill drill way through motor stick Enlarge top hole just enough pass socket make point die plug stick through bot tom stick Repeat second socket Put wing posts both sockets Check align ment both sockets before gluing Sight along motor stick posts should perpendicular motor stick viewed side should parallel other viewed front Make nec essary adjustments glue sockets place After glue dry trim plugs flush bottom motor stick put glue film over stub photo gallery lost notes two three photos shown built pusher prop carbon-fiber propdrop line Ill give credit Next time Well ran out room again Still come bracing repair bracing components weight saving Canard CG/Hunton Continued page 78 experimentally derived Hux Voyager model * Center lift can approximated /4 distance leading edge fly ing surface its trailing edge sample calculation using figure shown basic formula would go follows numbers except LF ex pressed inches 2 x 47 x DM 14 x DF x 146 Simplifying get 94 x DM x DF measurment two variables can re solved DM 475 DM DF Substituting information origi nal formula 2 x 47 x 475 QUAY BARMR MODELS UM14 SHOESTRINGSIRS SEMI-KIT $11995 KIT$154Falek CONSTRUCTION Rivet U EPOXY/GLASS/FOAM/BALSA WITH DRAWINGS AND DATA FOR FORMULA 120 PYLON SPORT OR STANDOFF SCALE FLLL OR SEMIKITS 8 10 lbs waight 790 sq wing ares 60 2 stroke 12 4 stroke kit prices plus shipping ecredit cards weicone Ohio residents add &* S 216 7776172 27106 Butternut RidgeNorth Olmsted Ohio 44070 SEMIKIT $11995 KIT$15495 Cosmic Wind SEMIKIT $10995 KIT$14495 U SEE YOUR DEALER FIRST U cant help you can order direct us sending full price plus $200 handling U feeto 116W 19th St PO Box U 511E6 Higginsville MO 64037 U call 816 584-7121 U U U U U U U UK EEEEEEEE uary 1988 163 Puzzled CALL MATT Netlmetehulld MuttdeltIII Ihavethefime ewhew 1 Complete 2 Semi-Assembled ready oover sandedi Call 9 am -8pm lEST 609-275-7264 Send prices Kits Engines accessories 9 s Model Building 7 HampshIre Drive Plalnabore NJ 08516 Rate cards available free SASE 4-1 lBs 9-1/2 also build Cars Boats
Edition: Model Aviation - 1988/02
Page Numbers: 74, 162, 163
FLYING SESSIONS Just reminder CDs club officials am happy list club sessions contests find Out about time Assume need 11 weeks noticewith proper timing can handle shorter notice dates have listed below contacts other areas listed CALIFORNIASanta Ana Curt Stevens 25108 Marguerite Parkway Mission Viejo CA 92692 phone 714 240-8433 San Diego Monthly sessions Category Howard Haupt 3860 Ecochee Ave San Diego CA 92117 COLORADODenver Tentative dates January 8 22 February 12 26 March 11 25 April 8 22 May 6 20 1988 Les Shaw phone 303 499-0946 CONNECTICUTGlastonbury George Armstead 89 Harvest Lane Glastonbury CT 06037 FLORIDAMiami Dr John Martin 2180 Ti gertail Ave Miami FL 33133 phone 305 858-6363 Tampa Contest Delta hangar January 3 4 1988 Dick Obarski 2349 Barcelona Ave Ft Myers FL 33905 GEORGIAAtlanta area Regular site lost active search new site ongoing David Mills Figure 1 ends bracing wire solidly anchored wing post 10-D Pine Circle NE Atlanta GA 30305 phone 404 365-8655 MASSACHUSETTSCambridge Ray Harlan 15 Happy Hollow Rd Wayland MA 01778 phone 617 358-4013 NEW YORKNYC Contact Ed Whitten PO Box 176 Wall St Station New York NY 10005 phone 212 785-5327 info about pos sible flying Columbia University OKLAHOMAOklahoma City Indoor activity 23rd St Armory January 17 1988 Contact Bill Baker PO Box 249 Norman OK 73070-0249 for February March dates OREGONAlbany January 10 31 1988 Bob Stalick 5066 NW Picadilly Albany OR 97321 phone 503 928-8101 PENNSYLVANIAPhiladelphia Joe Krush 409 Warner Rd Wayne PA 19087 phone 215 688-3927 or Doug Barber 146 Stratton House Maple Shade NJ 08052 phone 609 235-5318 monthly Saturday Scale activity probably Memorial Hall contact Cy Hanzely 215 948-3214 TEXASFt Worth/Dallas Approximately monthly flying sessions Bedford Boys Ranch Bedford TX Contact Jesse Shepherd 2713 Summit View Bedford TX 76021 phone 817 282-3770 UTAHSalt Lake City Bimonthly sessions Franklin Anderson 6137 Dee Park Dr Salt Lake City UT 84118 WASHINGTONSeattle Monthly contests low Category III January 16 February 13 Figure 2 Detail shows notched peg used anchor bracing wire other points such dihedral joint depicted Figure 3 Overiapping fore aft mem bers cabane provides X top keep bracIng wires slipping off Figure 4 pointed balsa peg bottom wing socket provides solid anchor Theres column March 5 April 16 1988 Indoor Rubber Speed February 23 March 22 April 26 1988 Kevin Collins 2320 Sahalee Dr E Redmond WA 98023 phone 206 868-8273 Site survey reminder few columns back asked data currently active sites What needed ceiling height FAT measure ceil ing condition clean hang-up prone average air conditions floor area site avail able etc Send information will cat alog make available Bracing philosophy two ways stall primary bracingin piece two One-piece bracing starts example front post near socket out dihedral joint across cabane opposite rear dihe dral joint rear post third dihedral joint Continued page 162 74 Model Aviation Free Flight Indoor Bud Tenny Box 545 Richardson TX 75080 Wait Eversons winding stand Peanut Scale model Put rear fuse lage between upright wire parts raise popsicie-stick member clamp rear rubber peg ingenious Heres what plastic prop make pusher out Savvy built prop Author Tenny has lost notes Carbon fiber rods used spar other control flare well did work Looks good GRATESHApEsrM SANDING BLOCKS Long lasting silicon Carbide grit sides 10 Long GS 101GS 102GS 103 1/4 & 3/81/2 & 5/83/4 & 1 IJ Combo package #1-GS 101 102 103 $1195 S&HSAVE Six Pack Combo GSa above $2195 S&H Single GS $495 S&H AZ RESIDENTS ADD 5% TAX products guaranteed ers invIted Ask hobby dealer first SENO CHECK OR*A MASTER CHARGE MONEY ORDER TOOR VISA ACCEPTED Sell Rock Industries Hwy 179-Suite 105 Sedona AZ 86336 jj602 254-1805 GRATE-SHAPESTM ROUNDS GS 200 PKG 9 long$795 S&H GS 104OS 105GS 108 3/8 & 5/8 900 Vs w15/8 450 & 900 Combo package #2-GS 104 105 106 $1195 S&H GRATE-SHAPESTM SQUARES GS 300 PKG 9 long$495 S&H weather warms once again Meeting attendance seems pick up somewhat near election night new club officers reason nominations ourselves club office can declined opportunity exists vote poor guy couldnt make night Quite often collective moods winter club meetings seem follow along about same weather making motivation some what difficult times business meet ing going usually couple guys back room folding up paper airplanes pages old club newsletters tossing around new club president still tempting solve mystery re ceived 21 votes 17 members present club treasurer dood ling back half-dozen blank checks Egads Its going long time until feel some good thermal air again Well club meetings need some adrena lin pumped might try follow ing remedy cooked up Strat-O-Bats Seattle WA seems hold regular club meetings school sports small gymnasium current craze thing call Indoor Rubber Speed anchor couple helium-filled balloons floor about 20 ft apart idea ROG rubber-powered model start/finish line have make two laps around bal loons against clock number flights limited must assume have go home sometime fastest time provides fame fortune until someone beats mark keep simple compete models require lot valuable building time Currently running four classes AMA Racer commercial solid-sheet plastic props Sleek Streaks like Peanut/NoCal Scale Unlimited Seattle Series last five monthsOctober through April trophy fastest time posted class last session spring Just think club Cleveland could call Cleveland Air Races yway sounds like good test lOC Comet ME109 Newsletter spotlight Well sure Well just keep beam Seattle Strat-O-Bats S-O-Bs will illuminate fine club newsletterthe Bar Sheetwhich sports lux ury coeditors persons Chris Wein reich Dennis Weatherly sub pub $5/year 12 sometimes 11 issuesno mat ter long takes Send check Kevin Collins 2320 Sahalee Drive East Redmond WA 98053 must have missed issue carried names current club officers Either hiding out Anyway will have new club elections time printed would have incorrect anyway Speaking being correct received kind slap wrist John Oldenkamp sent page torn Spanish dictionary points out error said thought El Torbellino newsletter San Diego Orbi teers meant turbulator Well appears closebut accurate John 0s Span ish Funk Wagnalls says El Torbel lino means whirlwind bustle rush confusion John took easy since displaced Hoosier Wabash DePauw U grad Thanks correction Johnand keep pumping away Pee Wee-30 et al Meanwhile See ya downwind FF Indoor/Tenny Continued page 74 up cabane last dihedral joint back front post important wire anchored anyplace except start finish until place tensioned slightly Double-check center dihedral angle wing twist before fasten ing wire placeit very easy acciden tally make subtle changes wing alignment during bracing Two-piece bracing first section wire used two-piece bracing traces following path wing post/dihedral joint/cabane/dihedral joint/wing post side wing Check alignment before gluing wire wing add bracing other side secondary bracing tip bracing should han dled way addition need remove bracing patch microfilm bracing passes close film wing panel needs un braced time far less chance addi tional damage during patching operation follow practice Anchoring bracing wires either one-piece two-piece primary bracing ends really anchored solidly Figure 1 shows wing post both primary secondary bracing stalled tiny 44-in-sq rectangular block glued solidly post wire ends pass over top small notch similar block --- - WUI55l5 aruadyTw-mwnr gasgiw AD Engines Complete Nothing Extra Buy 34- *38000 37- *40000 42- *42000 OpdeaeaANEaghea Thrattleooupled spark advance 24-SIbeZoz-5HP 27-tlbs4oz-6IIHP 42-SlbaSos-7HP Customized newest German engInes Inot pert1 Muffler Mount Mounting Soft Pressure Tap Smoke Carburetor Linkage CDI IgnItion ICH ElectronloeL 48 Volt tgnltlon Pack Safety Switch 6 Soft Hub Reelator Spark Plugs Warranty Faulty Parts Workmanalilp New Prop Adapter Byron 4 3 Waded props Fits Sacha engine wisn7/8 bolt pattern 5 Iptus shipplngt TG Laser 200 lforme*t Rowlil#49918 Urn bodySeN wheel pant.lndUd5d end cowl foam wing balsa Included Sects 31 wIth points Included whIle avellabtel Laser Kit New 2-place wing conversion 8 T Ga MFGU 857 High Mountain Rd North Haledon NJ 075080201 427-3845 162 Model Aviation placed wherever wire changes direction wraps around wing shown Figure 2 bracing attachment points except wing post use tiny drop thin glue anchor wire block glued securely wire can soaked loose thinner loosen ing block bracing needs removed soak loose lift out way tweez ers Back Figure 1 start end bracing wire wrapped partway around post glued down Leave very short stub grip tweezers ever need soak loose fin ish end wire draped over block al lowed hang down small weight attached tension bracing over wing amount weight use just enough remove sag wire tighten radius loops radius loop wire goes around block until snugged up will make visible radius effectively slackens wire wire has strung around cir cuit weight attached use tweezers radius loop help pull out slack After slack removed glue wire place touches framework use tiny drop thin glue minimize problems removing brac ing repair different problem exists top ca bane easy dislodge wire unless some thing holds place easy way overlap cabane pieces form wire cradle atop cabane Figure 3 Again use small amount glue avoid needing extra solvent soak wire loose repairs needed Consistent adjustments Indoor model sometimes seems need constant adjustment order fly well can have two three problems feel structure has nor mal strength check see wing rib spar other vital piece cracked structure damaged try determine some struc ture may too weak particular sure tail boom isnt damaged strong enough handle flight loads doesnt help check wing posts snug fit sockets posts should bottom out sockets flight adjustment cor rect reliable way to get trim close possible adjusting stab inci dence make tiny trims wing post length until adjustment correct After make sure posts fit snugly sockets spotglue place during contest Anchor wing sockets Another possible cause erratic flights loose wing sockets Figure 4 shows solution Put balsa plug bottom socket sharpen Use tiny drill drill way through motor stick Enlarge top hole just enough pass socket make point die plug stick through bot tom stick Repeat second socket Put wing posts both sockets Check align ment both sockets before gluing Sight along motor stick posts should perpendicular motor stick viewed side should parallel other viewed front Make nec essary adjustments glue sockets place After glue dry trim plugs flush bottom motor stick put glue film over stub photo gallery lost notes two three photos shown built pusher prop carbon-fiber propdrop line Ill give credit Next time Well ran out room again Still come bracing repair bracing components weight saving Canard CG/Hunton Continued page 78 experimentally derived Hux Voyager model * Center lift can approximated /4 distance leading edge fly ing surface its trailing edge sample calculation using figure shown basic formula would go follows numbers except LF ex pressed inches 2 x 47 x DM 14 x DF x 146 Simplifying get 94 x DM x DF measurment two variables can re solved DM 475 DM DF Substituting information origi nal formula 2 x 47 x 475 QUAY BARMR MODELS UM14 SHOESTRINGSIRS SEMI-KIT $11995 KIT$154Falek CONSTRUCTION Rivet U EPOXY/GLASS/FOAM/BALSA WITH DRAWINGS AND DATA FOR FORMULA 120 PYLON SPORT OR STANDOFF SCALE FLLL OR SEMIKITS 8 10 lbs waight 790 sq wing ares 60 2 stroke 12 4 stroke kit prices plus shipping ecredit cards weicone Ohio residents add &* S 216 7776172 27106 Butternut RidgeNorth Olmsted Ohio 44070 SEMIKIT $11995 KIT$15495 Cosmic Wind SEMIKIT $10995 KIT$14495 U SEE YOUR DEALER FIRST U cant help you can order direct us sending full price plus $200 handling U feeto 116W 19th St PO Box U 511E6 Higginsville MO 64037 U call 816 584-7121 U U U U U U U UK EEEEEEEE uary 1988 163 Puzzled CALL MATT Netlmetehulld MuttdeltIII Ihavethefime ewhew 1 Complete 2 Semi-Assembled ready oover sandedi Call 9 am -8pm lEST 609-275-7264 Send prices Kits Engines accessories 9 s Model Building 7 HampshIre Drive Plalnabore NJ 08516 Rate cards available free SASE 4-1 lBs 9-1/2 also build Cars Boats
Edition: Model Aviation - 1988/02
Page Numbers: 74, 162, 163
FLYING SESSIONS Just reminder CDs club officials am happy list club sessions contests find Out about time Assume need 11 weeks noticewith proper timing can handle shorter notice dates have listed below contacts other areas listed CALIFORNIASanta Ana Curt Stevens 25108 Marguerite Parkway Mission Viejo CA 92692 phone 714 240-8433 San Diego Monthly sessions Category Howard Haupt 3860 Ecochee Ave San Diego CA 92117 COLORADODenver Tentative dates January 8 22 February 12 26 March 11 25 April 8 22 May 6 20 1988 Les Shaw phone 303 499-0946 CONNECTICUTGlastonbury George Armstead 89 Harvest Lane Glastonbury CT 06037 FLORIDAMiami Dr John Martin 2180 Ti gertail Ave Miami FL 33133 phone 305 858-6363 Tampa Contest Delta hangar January 3 4 1988 Dick Obarski 2349 Barcelona Ave Ft Myers FL 33905 GEORGIAAtlanta area Regular site lost active search new site ongoing David Mills Figure 1 ends bracing wire solidly anchored wing post 10-D Pine Circle NE Atlanta GA 30305 phone 404 365-8655 MASSACHUSETTSCambridge Ray Harlan 15 Happy Hollow Rd Wayland MA 01778 phone 617 358-4013 NEW YORKNYC Contact Ed Whitten PO Box 176 Wall St Station New York NY 10005 phone 212 785-5327 info about pos sible flying Columbia University OKLAHOMAOklahoma City Indoor activity 23rd St Armory January 17 1988 Contact Bill Baker PO Box 249 Norman OK 73070-0249 for February March dates OREGONAlbany January 10 31 1988 Bob Stalick 5066 NW Picadilly Albany OR 97321 phone 503 928-8101 PENNSYLVANIAPhiladelphia Joe Krush 409 Warner Rd Wayne PA 19087 phone 215 688-3927 or Doug Barber 146 Stratton House Maple Shade NJ 08052 phone 609 235-5318 monthly Saturday Scale activity probably Memorial Hall contact Cy Hanzely 215 948-3214 TEXASFt Worth/Dallas Approximately monthly flying sessions Bedford Boys Ranch Bedford TX Contact Jesse Shepherd 2713 Summit View Bedford TX 76021 phone 817 282-3770 UTAHSalt Lake City Bimonthly sessions Franklin Anderson 6137 Dee Park Dr Salt Lake City UT 84118 WASHINGTONSeattle Monthly contests low Category III January 16 February 13 Figure 2 Detail shows notched peg used anchor bracing wire other points such dihedral joint depicted Figure 3 Overiapping fore aft mem bers cabane provides X top keep bracIng wires slipping off Figure 4 pointed balsa peg bottom wing socket provides solid anchor Theres column March 5 April 16 1988 Indoor Rubber Speed February 23 March 22 April 26 1988 Kevin Collins 2320 Sahalee Dr E Redmond WA 98023 phone 206 868-8273 Site survey reminder few columns back asked data currently active sites What needed ceiling height FAT measure ceil ing condition clean hang-up prone average air conditions floor area site avail able etc Send information will cat alog make available Bracing philosophy two ways stall primary bracingin piece two One-piece bracing starts example front post near socket out dihedral joint across cabane opposite rear dihe dral joint rear post third dihedral joint Continued page 162 74 Model Aviation Free Flight Indoor Bud Tenny Box 545 Richardson TX 75080 Wait Eversons winding stand Peanut Scale model Put rear fuse lage between upright wire parts raise popsicie-stick member clamp rear rubber peg ingenious Heres what plastic prop make pusher out Savvy built prop Author Tenny has lost notes Carbon fiber rods used spar other control flare well did work Looks good GRATESHApEsrM SANDING BLOCKS Long lasting silicon Carbide grit sides 10 Long GS 101GS 102GS 103 1/4 & 3/81/2 & 5/83/4 & 1 IJ Combo package #1-GS 101 102 103 $1195 S&HSAVE Six Pack Combo GSa above $2195 S&H Single GS $495 S&H AZ RESIDENTS ADD 5% TAX products guaranteed ers invIted Ask hobby dealer first SENO CHECK OR*A MASTER CHARGE MONEY ORDER TOOR VISA ACCEPTED Sell Rock Industries Hwy 179-Suite 105 Sedona AZ 86336 jj602 254-1805 GRATE-SHAPESTM ROUNDS GS 200 PKG 9 long$795 S&H GS 104OS 105GS 108 3/8 & 5/8 900 Vs w15/8 450 & 900 Combo package #2-GS 104 105 106 $1195 S&H GRATE-SHAPESTM SQUARES GS 300 PKG 9 long$495 S&H weather warms once again Meeting attendance seems pick up somewhat near election night new club officers reason nominations ourselves club office can declined opportunity exists vote poor guy couldnt make night Quite often collective moods winter club meetings seem follow along about same weather making motivation some what difficult times business meet ing going usually couple guys back room folding up paper airplanes pages old club newsletters tossing around new club president still tempting solve mystery re ceived 21 votes 17 members present club treasurer dood ling back half-dozen blank checks Egads Its going long time until feel some good thermal air again Well club meetings need some adrena lin pumped might try follow ing remedy cooked up Strat-O-Bats Seattle WA seems hold regular club meetings school sports small gymnasium current craze thing call Indoor Rubber Speed anchor couple helium-filled balloons floor about 20 ft apart idea ROG rubber-powered model start/finish line have make two laps around bal loons against clock number flights limited must assume have go home sometime fastest time provides fame fortune until someone beats mark keep simple compete models require lot valuable building time Currently running four classes AMA Racer commercial solid-sheet plastic props Sleek Streaks like Peanut/NoCal Scale Unlimited Seattle Series last five monthsOctober through April trophy fastest time posted class last session spring Just think club Cleveland could call Cleveland Air Races yway sounds like good test lOC Comet ME109 Newsletter spotlight Well sure Well just keep beam Seattle Strat-O-Bats S-O-Bs will illuminate fine club newsletterthe Bar Sheetwhich sports lux ury coeditors persons Chris Wein reich Dennis Weatherly sub pub $5/year 12 sometimes 11 issuesno mat ter long takes Send check Kevin Collins 2320 Sahalee Drive East Redmond WA 98053 must have missed issue carried names current club officers Either hiding out Anyway will have new club elections time printed would have incorrect anyway Speaking being correct received kind slap wrist John Oldenkamp sent page torn Spanish dictionary points out error said thought El Torbellino newsletter San Diego Orbi teers meant turbulator Well appears closebut accurate John 0s Span ish Funk Wagnalls says El Torbel lino means whirlwind bustle rush confusion John took easy since displaced Hoosier Wabash DePauw U grad Thanks correction Johnand keep pumping away Pee Wee-30 et al Meanwhile See ya downwind FF Indoor/Tenny Continued page 74 up cabane last dihedral joint back front post important wire anchored anyplace except start finish until place tensioned slightly Double-check center dihedral angle wing twist before fasten ing wire placeit very easy acciden tally make subtle changes wing alignment during bracing Two-piece bracing first section wire used two-piece bracing traces following path wing post/dihedral joint/cabane/dihedral joint/wing post side wing Check alignment before gluing wire wing add bracing other side secondary bracing tip bracing should han dled way addition need remove bracing patch microfilm bracing passes close film wing panel needs un braced time far less chance addi tional damage during patching operation follow practice Anchoring bracing wires either one-piece two-piece primary bracing ends really anchored solidly Figure 1 shows wing post both primary secondary bracing stalled tiny 44-in-sq rectangular block glued solidly post wire ends pass over top small notch similar block --- - WUI55l5 aruadyTw-mwnr gasgiw AD Engines Complete Nothing Extra Buy 34- *38000 37- *40000 42- *42000 OpdeaeaANEaghea Thrattleooupled spark advance 24-SIbeZoz-5HP 27-tlbs4oz-6IIHP 42-SlbaSos-7HP Customized newest German engInes Inot pert1 Muffler Mount Mounting Soft Pressure Tap Smoke Carburetor Linkage CDI IgnItion ICH ElectronloeL 48 Volt tgnltlon Pack Safety Switch 6 Soft Hub Reelator Spark Plugs Warranty Faulty Parts Workmanalilp New Prop Adapter Byron 4 3 Waded props Fits Sacha engine wisn7/8 bolt pattern 5 Iptus shipplngt TG Laser 200 lforme*t Rowlil#49918 Urn bodySeN wheel pant.lndUd5d end cowl foam wing balsa Included Sects 31 wIth points Included whIle avellabtel Laser Kit New 2-place wing conversion 8 T Ga MFGU 857 High Mountain Rd North Haledon NJ 075080201 427-3845 162 Model Aviation placed wherever wire changes direction wraps around wing shown Figure 2 bracing attachment points except wing post use tiny drop thin glue anchor wire block glued securely wire can soaked loose thinner loosen ing block bracing needs removed soak loose lift out way tweez ers Back Figure 1 start end bracing wire wrapped partway around post glued down Leave very short stub grip tweezers ever need soak loose fin ish end wire draped over block al lowed hang down small weight attached tension bracing over wing amount weight use just enough remove sag wire tighten radius loops radius loop wire goes around block until snugged up will make visible radius effectively slackens wire wire has strung around cir cuit weight attached use tweezers radius loop help pull out slack After slack removed glue wire place touches framework use tiny drop thin glue minimize problems removing brac ing repair different problem exists top ca bane easy dislodge wire unless some thing holds place easy way overlap cabane pieces form wire cradle atop cabane Figure 3 Again use small amount glue avoid needing extra solvent soak wire loose repairs needed Consistent adjustments Indoor model sometimes seems need constant adjustment order fly well can have two three problems feel structure has nor mal strength check see wing rib spar other vital piece cracked structure damaged try determine some struc ture may too weak particular sure tail boom isnt damaged strong enough handle flight loads doesnt help check wing posts snug fit sockets posts should bottom out sockets flight adjustment cor rect reliable way to get trim close possible adjusting stab inci dence make tiny trims wing post length until adjustment correct After make sure posts fit snugly sockets spotglue place during contest Anchor wing sockets Another possible cause erratic flights loose wing sockets Figure 4 shows solution Put balsa plug bottom socket sharpen Use tiny drill drill way through motor stick Enlarge top hole just enough pass socket make point die plug stick through bot tom stick Repeat second socket Put wing posts both sockets Check align ment both sockets before gluing Sight along motor stick posts should perpendicular motor stick viewed side should parallel other viewed front Make nec essary adjustments glue sockets place After glue dry trim plugs flush bottom motor stick put glue film over stub photo gallery lost notes two three photos shown built pusher prop carbon-fiber propdrop line Ill give credit Next time Well ran out room again Still come bracing repair bracing components weight saving Canard CG/Hunton Continued page 78 experimentally derived Hux Voyager model * Center lift can approximated /4 distance leading edge fly ing surface its trailing edge sample calculation using figure shown basic formula would go follows numbers except LF ex pressed inches 2 x 47 x DM 14 x DF x 146 Simplifying get 94 x DM x DF measurment two variables can re solved DM 475 DM DF Substituting information origi nal formula 2 x 47 x 475 QUAY BARMR MODELS UM14 SHOESTRINGSIRS SEMI-KIT $11995 KIT$154Falek CONSTRUCTION Rivet U EPOXY/GLASS/FOAM/BALSA WITH DRAWINGS AND DATA FOR FORMULA 120 PYLON SPORT OR STANDOFF SCALE FLLL OR SEMIKITS 8 10 lbs waight 790 sq wing ares 60 2 stroke 12 4 stroke kit prices plus shipping ecredit cards weicone Ohio residents add &* S 216 7776172 27106 Butternut RidgeNorth Olmsted Ohio 44070 SEMIKIT $11995 KIT$15495 Cosmic Wind SEMIKIT $10995 KIT$14495 U SEE YOUR DEALER FIRST U cant help you can order direct us sending full price plus $200 handling U feeto 116W 19th St PO Box U 511E6 Higginsville MO 64037 U call 816 584-7121 U U U U U U U UK EEEEEEEE uary 1988 163 Puzzled CALL MATT Netlmetehulld MuttdeltIII Ihavethefime ewhew 1 Complete 2 Semi-Assembled ready oover sandedi Call 9 am -8pm lEST 609-275-7264 Send prices Kits Engines accessories 9 s Model Building 7 HampshIre Drive Plalnabore NJ 08516 Rate cards available free SASE 4-1 lBs 9-1/2 also build Cars Boats