Radio Control: Soaring

RADIO CONTROL SOARING Hand Launch HL seems fastest-growing branch Radio Control RC thermal soaring development new airplanes continues remarkable pace Any listing HL models available would out-ofdate time published month Ill report three different construction typesthree separate design pathsaimed same HL objectives high launch flat glide agility air reasonable survivability flew balsa all-foam composite Hand-Launched Glider HLG same day observe similarities differences among compared three two-servo polyhedral models examples three design strategies Larry Jolly Flinger Joe Galletti Bob Chip Vignolini Ariel Ive flown Charlie Richardson Climmax Fred Mallett Epsilon two-servo fourservo configurations like increased maneuverability ailerons offer dont like extra weight complexity Im quite good enough HL pilot avoid beating up fourservo sailplane weighs less 12 ounces preference simpler polyhedral models balsa Flinger designed US F3B team pilot Larry Jolly published September 1984 Model Builder traditional balsa-and-plywood open-bay wing stick-built-tailparts simple sailplane good enough design have taken top honors 1991 Nationals Nats flown Larry himself Building Flinger same building balsa-rib airplanes 1950s 60s 70s pin parts building board over plans covered waxed paper takes few evenings complete model flight surfaces covered heat-shrink covering prefer paint fuselage its ding-resistant film covering completed Flinger weighs 13 ounces balanced 3 inch behind spar Hitec HAS-2MB receiver two HS-80 servos 270 mAh battery pack built another Id lengthen nose allow radio gear mounted front wing Full-size plans copy original construction article available Bill Northrops Plans Service prefer build kits several historic new balsa HLGs made Ray Hayes Sky Bench Aerotech recent balsa HLG design look Chrysalis designed Joe Hahn Don Stackhouse DJ Aerotech another wooden HLG made good showing 1995 Nats Zephyr plans available Model Aviation blue foam Bob designed Joe Galletti kitted company Torque Recoil Club Joe famous blue88 Model Aviation l stands wingtip tight thermal turns Fiberglassover-foam bagged wing tail fiberglass fuselage Different HLG design construction strategies front-back Vignolinis Ariel Gallettis Bob Jollys Flinger Bob makes close pass over Mohawk River near Schenectady NY Fuselage wing blue foam plywood balsa tail parts Flinger cranks banks Easy make youve mastered basic balsa-rib construction techniques Heat-shrink covering foam Foameron pivot-wing slope airplane constructed entirely use adhesives Bob first nearly-all-foam HLG Ive seen fuselage wings hot-wire cut blue foam light plywood fuselage stiffeners balsa tail parts Its designed small receiver microservos covering airplane clear packing tape kit can built four six hours Joe designed Bob deliver contest-level performance including high maneuverability penetration wind Flying buddy Steve Miller Rexford New York built Bob made observations about kit Yes can build Bob four six hours little trouble getting sufficient depth HS-80 servos supplied E-Z connectors little fiddling fit Submicro servos would go easier flight performance Steve noted hard launch Bob zoomed up balanced factory recommendation trimmed avoid pitch-up launch fly whole flight back stick Once shimmed wing trailing edge up 1/16 inch launches whole lot better airplane flies fast penetrates well plenty maneuverable will tipAlso available Kestrel 2M Regular $7485Special $$4Os wingspan 7875 Wing area 718 sq weight 36 oz Ningloading 65 oz/sq ft Airfoil 53021 Skill level NOv/Nov Radio standard receiver 2-3 standard servos 600 nab battery pack Kestrel 2M has very popular fantastic flier since its introduction back 1993 customers have requested larger version wonderful flying sailplane Kestrel 100 its larger span higher aspect ratio has greater performance its little brother SD7084 airfoil used increase wings speed range penetration wingloading planform sinkrate L/D fantastic Another breakthrough sailplane NSF NSP Northeast Sailplane ducts 802-658-9482 16 Kirby Lane Willis ton VT 05495 h t p 11w w w n e sail cam June1998 89 Hitec Focus II radio set HS-80 microservo option components fit front Ariel wing leading edge saving weight NEW LASER PLAN PACS Dont pay big bucks wwl kits top quality plans laser cut parts available i/4ScaIe r C 84 Span Fok Dviii nJPlans $2500 FG cawi $2500 Laser cut parts $6500 80 spanIii Plans $3500 Laser cut parts $7500 1/4 Scale \c~IF0Ir E-i ii Plans $2500 Laser cut parts $7500 84 Span ALBATROS OVA Plans $3600 Laser parts $7500 765Span PLANS $2600 Laser cal parts $6500 80 Span mare Laser Pacs areSt5A PLANS $3500 averabreLaser parts $15000 SHIPPING AD $500 TO PLANS ORDER $800 TO LASER PAC BEST IN SCALE CATALOG $700 POST PAID BOB HOLMAN PLANS PO BOX 741 SAN BERNARDINO CA 92402 909 885 3959 FAX 909 889 9307 SANYO RC-2000 CELLS$650 Ea SANYO RC-2000 CELLS MATCHED$667 Ea SANYO RC-1700 CELLS newCALL FOR PRICE SANYO RC-1700 CELLS MATCHEDCALL FOR PRICE SANYO N1400 SCR CELLS$350 Ea SANYO N1000 SCR CELLS$350 Ea SANYO KR600 AE CELLS$250 Ea SANYO N800 AR CELLS$350 Ea SANYO N350 AA CELLS$250 Ea SANYO 600 AA CELLS$150 Ea SAFT FULL C RECHARGEABLE$100 Ea 4 CELL 270AA RECEIVER PACK$1000 Ea 5 CELL 1000 AE RECEIVER PACK$1800 Ea CONNECTORS RED & BLACK$150 Pr i-uHNII BA R ANTD BRAID ALSO AVAILABLE 8830 i3D00P10rEE131l— mi I1WD0EP30T5Ef0I 8331114F lOOTh 225 834 1114DEEF-54TETNI 283 8383 1DEOP 4211175283 7000 HM83LO383 anaTBOcmSOThMADS inSET DRILL SETS ISTIW6EDSTSEL ALLSETSSUPPLED H CASE 001601110T0114 08182AtOZ 4 Up-EN83 MUI rUrULAR 001834101108383po$lSU LIHEML 3950 TOP OFTHE LINE MOTO POWER TOOL SET INCLUDES 40 ACCESSORIES AND CASE No3950- 17250 EPOXY BRUSHES MADE IN USA 12/PACK No EBl2 -$100 Dos No ES1 $000 Gross PIN VISE STAINLESS STEEL- OTO 1/8 CAP PV4 4 Long- *400 PYB -6 Long- 600 PV1O -10 Long- 800 PV1S-lSLog-1000 1Pv614 OlD 114 Cnncltv- 16001 kin QR1fl1 $800 Z PLIERS MAKES PERFECT Z BENDS WITH SQUEEZE Nn ZPL 51100 LONU uHILLS-SET RPSTONALI1YHIGHSPEEOSTEELi 1/16 1/8 12LONG18 LONG LG1 1/16$450LG6 3/16$150015G2 16 1/4 LG21/6450LG77132160012 LONG 450LG8 1/41500 LG4 3/16450LG9 $2100 L0A1/4550 EASTERN TOOL & SUI*LY CO CODADD$950 149 GRAND STREET NEW YORK NY 10013 Z ORDERS 212-9251006 CATALOG $300 OR FREE WITH ORDER FAX 212-925-1010 HELPING HAND FIRST QUALrTY THREE ARMS 2 ARMS WITH ALLIGATOR CLIPS 1 ARM WITH 2X GLASS 21/2 MAGNIFIER HH1 $700 NORTHWESTERN NCS CHOP SAW $1450 MAKES PERFECT MITRE CUTS 204600E4WOQOOR PIA511C •ErflblI IWAOJSTOP T-DAH SANUtIIS Al IIUINIIM UADP IN USA SANDPAPER ADHESIVE BACII GMQS11OT1DMIYSURFACI 3S1125 4jA1 90 lox402UI o7YDS 1200 364 900 220x 265 900 2200306900 ELECTRONIC CALIPER 1ST INDUSTRIAL QUALITY READS IN INCHES AND METRIC 04- 0-155MM ECS -14800 DIAL CALIPER 1ST INDUSTRIAL QUALITY 0-6 100 SINGLE REVOLUTiON GRAD IN 001 SAliN CHROME FINISH W/ FITTED CASl fltA tot iv G45 Hobbies HOME THE CHAO5 KILLER CHAOS 60 size $7995 UTTER CHAOS 60 size 5 NEW.40 size Miss CHAOS.$65000 NEW.80 Super CHAOS 95 FREE CATALOG Ptit itte CHAO5 yotr life caU Bob Usa G45 1-800-628-6065 or 520-758-1100 stall slow down too much Although airplane built according instructions has noticeably sharp wing leading edge think contributes its speedy flight good penetration may sharpen forward stalls tip stalls Id like try flying rounded LE Steves completed Bob weighs 108 ounces RCD 535 receiver HS 80 servos 270 mAh battery pack Bob now comes revised wing construction method reduces weight 10 ounces achievable makes wingtip panels removable easier repairs transportation flew Steves Bob found performed best moving fast its thin airfoil its like polyhedral version Fred Mallett Epsilon factory recommended way counter pitch-up launch throw out level model delivers much performance its humble materials suggest know no other kit exactly like Bob Pat Bowman offers EPP expanded polypropylene-foam Javelin HLG Dave Sanders makes 60 inch EPP-foam semiscale Schweizer 1-26 composite Arid designed Chip Vignolini kitted company Custom Wings first saw model HL Golf course 1996 Nats performing well Nats champion pilots Jim Thomas Joe Wurts borrowed Chips airplane compete skins game Jim won Designed V-tail shipped massively prefabricated kit sailplane can easily constructed two evenings wings pink foam carbon cloth spars vacuum-bagged light glass cloth fully finished little light sanding leading edges builder needs to complete wing construction join four panels install mounting hardware 90 Model Aviation DEFIUr9 NEEDLE FILE SET UD 0U I rS IINU MATS BENDS AND FORMS WIREPLASTiC HANDLE WITH EACH FILE 1/STO 5/B CAPACITYHEALS ITSELF AFTER EACH CUT AND STRIPS OP METALGREAT ON WOOD PLASTIC METAL AVY DUTYAND SURFACE STAYS SMOOTH /83A/IOLSSCURWS LOOPS ETC DUSTRIAL QUALITYMADE FROM SEMI-STEEL NON-GLARE GREEN FINISH No WB100 $650 HEAVY DUTY 12 DIFFERENT SHAPES No TC58 $400 CUT OH BOTH SIDES NoCMS9 x12 $1000 SQUARE PUNCH SETNFS100 -4 LONG *500HOBBY KNIFE NoCM12 8 $1500 CUTS SQUARES AND SLOTSNFS10I -5 LONG- 50 SET INCLUDES SinS O2 -6 LONG $800 ADES 1/83/16 114 5/16 38 o11 MADO COIL PLATED STOOL 1200 E IN USA UHES1PHS 00 PACK 35IUIEA11JRE 11/4 WHEBRUSNSEr j 100P8ICSINGLE EDGE OSEEAO4-SRASSIMALISEIuon ES MADE IN USA MWB3-$300FIRST QUALITY RAZOR SAWS & ALUMINUMNO9 1 WSE OttONo SEB1O2 $450 HEAVY DUTY NO11 fuselage dyed epoxy requires no surface finishing except little seam sanding complete fuselage install single bulkhead fit tail feathers also bagged-glass over pink foam squirt some RTV silicone close-fitting wing saddle Control cable servo installation third evening makes model ready fly Given love simple HLGs asked Chip would mind built separate vertical horizontal stabilizers could use non-mixing radio set said thinking variation himself sent first set cruciform tail parts off production line Ariel weighs 1175 ounces ready fly Hitec two-channel receiver HS-80 servos 150 mAh battery pack wrote kit review Ariel scheduled March 1998 RIC Soaring Digest Similar composite HLGs available DJ Aerotech Monarch Chris Boultinghouse Corn Dogger Fred Mallet Epsilon available two-servo polyhedral four-servo aileron versions Hitec Focus II SS radio controls Flinger Arid selected because its small light simple inexpensive two-channel single-stick radio can ordered choice two HS 300 standard servos two HS-80 microservos Its designed use alkaline batteries can easily converted Ni-Cd power reviewed radio December 1997 Model Airplane News Bob Aberle reviewed January 1998 Flying Models Flight Testing Bob Powers Steve Miller chance fly three HL Sailplanes sunny 400 day February light wind upstate New York bank Mohawk River Heres models stacked up Highest launch Ariel Fastest flight speed Bob SPAD XIII Kit Features Wire Spoked Wheels Machine Gun Kit Final Cockpit Turubuckles & Hardware Color Plans Photo Package Scale Docunients Book CNC Machined Laser Cut Parts 1/6 1/4 & 1/3 Scales Slowest flight speed Ariel Best penetration Bob Most likely tip stall Flinger Least likely tip stall Ariel Flattest glide Ariel Best hang time Arid Best indicator lift Ariel Quickest building time Bob Longest building time Flinger Least expensive build Bob Most expensive build Ariel Least expensive radio gear Flinger Most expensive radio gear Ariel Most resistant damage Flinger Easiest repair Flinger Most harmonious Joy Soaring Ariel Best airplane choice depending characteristics important results models built builders flown pilots day location mileage may vary act information Bill Northrops Plans Service Flinger 2019 Doral Court Henderson NV 89014 Tel 702 896-2162 Fax 702 897-7775 Custom Wings Chip Vignolini Ariel 2784 Mill St AlquippaPA 15001 Tel 412 857-0186 Voice Mail 304 284-2715 E-mail ydne30a@prodigycom Torque Recoil Club Bob 7004 Chinook Austin TX 78736 Tel 512 454-0061 Fax 512 301-1782 E-mail FOAMERON@aoIcom Hitec RCD Focus II SS radio 10729-C Wheatlands Ave Santee CA 9207 1-2883 Tel 619 258-4940 Depend hold its own 6/ Easy use insert firm ground position model youre ready start I/ Built 3/4 steel tubing 3/8 steel down rod 6/ Arc-welded down rod angled provide secure grip 6/ Protective padding uprights protect model 6/ White powder coat finish prevent June 1998 91 ne adjus break new engine Cradle Width 8 Cradle HI Length 12 corrosion Stock #811 Al R~iIi favorite hobby nrirr~ FOR FULL LINE OF KITS AND ACCESSORIES ORDER YOUR CATALOG TODAY $500 CK MO VISA MC ARIZONA MODEL AIRCRAFTERS 14795 NORTH 78 WAY #800 SCOTTSDALE AZ 85260 TO PLACE ORDER CALL 602-348-3733 FAX ORDERS 602-348-3773 qp MIDWEST PRODUCTS CO INC 400 S Indiana St P0 Box 564 Hobart IN 46342 800 348-3497E-Mail midwkitst#pla-netnet