Model Builder February 1980

I CD 08545 volume 10, number 97 FEBRUARY 1980 74820 08545 Ira’s Waterways'* await yon. The Futaba 6. lakes max realism. Built into our 6 chanri·! t imum model boating more than system are a dual throttle modgiari possible, it makes it simple. Using exclusive throttle/rudder mixing* the total performance electronics of circuit and heavy duty, watertight the J-Series, the new 6JB gives you SI07 servos. And, as with all the control it takes for total scale J-Series systems, you’ve got Direct Servo Control, modular Alwor FM RF boards, sophisticated logic cir give our 6JB a twenty-one gun cuitry, built-in servo reversing, salute, just tell your ship that her adjustable, open-gimbal control sticks. ATV and even programming radio has finally come in. for rudder and throttle. But don’t Program >our next cruise. Adjustable throw rudder and mixifeg controls are roifcralrd in the back of theT6JB transmitter. Choose the^^ way you train with lop Flite’s Contender 40 Low Wing R/C Trainer THE BUILDER’S CHOICE. Bent wing or straight along with its fantastic pattern handling make the wing, Top Flite’s all new Contender 40 is a pilot’s Contender the real workhorse of our aerial dream. Kit includes hardware package, many demonstration. I heartily recommend this great die-cut and precision machined parts plus easy Top Flite kit to anyone who wants to experience to read plans for minimum building time and the ultimate in performance and stability all in maximum flying enjoyment. Listen to how Al one easy to build package." Betkey of Col. Betkey's Flying Circus describes this .40 size, low wing trainer. "Top Flite’s Con tender 40 is the star performer of our Flying Cir cus. Virtually stall proof, its short field capability -•i ... U S. AIR F O R C E Actual photo of model built fro Internationally acclaimed Colonel kit using straight wing option. Betkey and his Flying Circus. Actual photo of model built from kit using bent wing option. Length ...... 43% Wing Span . 47" 1 Wing Area .. 500 sq Engine Size. .40 App. Weight 4’/z lbs Kit No........ RC-22 List Price $49.95 Top Ftite Mode 1901 N. Narraganl nue Chicago, Illinois 60639 For a 12-page cata and prop chart, send request plus 50 cents to Top Ftite. MODEL FEBRUARY 1980 BUILDER volume 10, number 97 621 West Nineteenth St., Costa Mesa, California 92627 Phone: (714) 645-8830 STAFF CONTENTS PUBLISHER Walter L. Schroder EDITOR Wm. C. Northrop, Jr. FEATURES GENERAL MANAGER W O RKBEN CH, Bill Northrop..................................................... 6 Walter L. Schroder . .T H R E E IF B Y A I R , ” Letters to the Editor........................... 7 ASSISTANT EDITOR OVER THE CO U N TER, Phil Bernhardt.................................. 8 Phil Bernhardt THE FLIGHT INSTRUCTOR, Dave Brown........................... 11 ASSISTANT GENERAL MANAGER Anita Northrop R / C W O R L D , Bill Northrop ....................................................... 12 ART DEPARTMENT F U E L L IN E S , Henry Nelson,)oeKlause,Otto Bernhardt.............. 14 Chuck Blackburn “ 1 T O 1 ” R / C S C A L E , Bob Underwood.................................. 16 Al Patterson C H O P P E R C H A T T E R , )ohn Tucker......................................... 24 OFFICE STAFF S IG K A D E T R E V IE W , lerry Dunlap........................................... 26 Mary Ann Bell Edie Downs “ S U N D A Y S C A L E ” S A IL P L A N E S , Dave Thornburg ......... 28 Debbee Holobaugh R/C SO A RIN G , Dr. Larry Fogel............ ..................................... 30 Pat Patton A. Valcarsel P L U G S P A R K S , John Pond ......................................................... 32 KRAFT ELECK RIDER REVIEW , Bill Northrop................... 38 CONTRIBUTING EDITORS H A L F -A S C E N E , Larry Renger ................................................... 42 Dave Brown Mitch Poling Otto Bernhardt John Pond E L E C T R IC P O W E R , Mitch Poling............................................ 44 Jerry Dunlap Fernando Ramos Larry Fogel Larry Renger R / C P O W E R B O A T S , Jerry Dunlap......................................... 46 Chuck Hallum Dan Rutherford 1979 W O R L D FREE F L IG H T C H A M P S , Tom Hutchinson 50 Bill Hannan Tom Hutchinson Joe Klause Dave Thornburg HANNAN'S HANGAR, Bill Hannan....................................... 54 Walt Mooney John Tucker CO N TRO L LINE, Dan Rutherford............................................ 58 Bob Underwood FR EE F L IG H T , Tom Hutchinson ............ ..................................... 64 ADVERTISING MANAGER Walter L. Schroder SC A L E VIEW S VULTEE BT-13/15 VALIANT, Ron Green.........................................41 R/C MODEL BUILDER (ISSN 0194 7079) is published monthly by RCMB INC., 621 West Nineteenth Street, Costa Mesa, Cali fornia 92627. Phone (714) 645-8830. CONSTRUCTION Subscriptions $20.00 per year, $37.00 for two T IP O R A R E , Dick Hanson.................................................................. 17 years. Single copies $2.00. Add $3.50 per year for postage outside the U.S. (except RED RIPPER O.T., Jerry Peeples........................................................ 37 APO and FPO). PEANUT "POGO” RACER, Walt Mooney........................................ 55 Copyright 1980 by RCMB INC. All rights JUNKERS JU-88D-1, Roland Baltes.................................................... 60 reserved. Reproduction without permission prohibited. Change of address notices must be received six weeks before date of issue that new address takes effect. Send old address with new; old label preferred. Post Office will not forward copies unless you pay extra Cover: The Desert Inn Country Club, Las Vegas, provided the background for this Billy postage. Duplicate issues cannot be sent. Root photo of Larry Vance's "Flying Quaker" old timer, held by Larry's wife, Suzy, who is definitely not an old timer! A multi-purpose aircraft, Larry has both F/F and R/C tail Second class postage paid at Costa Mesa, surfaces for the Quaker, shown here with a K&B 40 engine. Radio, when used, is a Kraft. California, and additional offices. 2 R/C MODEL BUILDER Don’t all your modeling efforts deserve the best treat ance System,” includes sixteen K & B model airplane ment you can give them? After hours and hours of care engines, four K & B marine engines, and four glow plugs ful and patient construction of your model, it deserves in long reach and short reach; plus K & B fuel with a the best covering and finish, the best engine designed choice of seven different blends. All are proven products for its size, the best plug for better firing, and the most made by K & B, the name synonymous with quality and efficient and powerful fuel for its particular type of fly the leader in its field for over thirty-three years. ing. K & B has the products to meet these demands: the K & B “Matched Finish System,” includes K & B fiber Make 1980 the year you made a breakthrough on your glass cloth and micro-balloons filler; K & B Super Poxy modeling activities by using K & B products. 1980 will resin, primer and paint; the K & B “ Matched Perform be the best year in modeling you ever had! K&B MANUFACTURING 12152 WOODRUFF AVE., DOWNEY, CA. 90241 RACERS CHOICE: Pylon racers demand well-built, responsive, and highly reliable R/C equipment. High speeds at low altitudes, sharply banked turns, crítical split-second decisions and crushing "G" lorces make R/C pylon racing a severe test on any radio control equipment. Quick accurate response and optimum electronic and mechanical perfor mance under extreme stress are reasons why these top competitors, and many othe/s competing in the 1979 NMPRA Championship Race, chose Kraft. It's the choice for any modeler seeking the best! KRAFT Write lor tree catalog Krait Systems. Inc. 4SO W. California Ave.. P.O. Box 1268 Vista. CA 92033 17 W 724-7146 TWX 910 322 1471 World's fines: R/C Equipment. Award Í979 NMPRA 1979 NMPRA Champ ip Race and Second χ ψ Ϋ Hover. Third ph THE LARGEST SELECTION OF AAA AIRCRAFT BALSA AVAILABLE ANYWHERE STICKS · 36" Length» STICKS · 48" Length» SHEETS - 18” Lengths BLOCKS - 3“ Lengths BLOCKS - IS" Length» PLANKS - 36 Lengths BOOl 1/16 * 1/16 08 B 061 1/8 X 1/8 17 B 173 1/32 X 2 22 B 251 l X 1 ............. 12 B-333 1 X 1 ....... .70 B 206 1 x 1 1 40 B 002 1/16 X 1/8 10 B 062 1/8 X 1/4 23 B 174 1/16 X 2 ..... 25 B 252 1 X 2 .............. 24 B 334 1 X 2 1 38 B 207 1/2 a 2 1 86 B 003 1 85 1/16 * 3/16 13 B 063 1/8 * 1/2 38 B 175 3/32 X 2 31 B-253 2 x 2 32 B 335 2 X 2 B 208 3/4 a 2 230 B 004 1/16 * 1/4 17 B 064 3/16 ii 3/16 26 B 176 1/8 * 2 35 Θ 254 1 X 3 ............... 32 B 336 1 X 3 ____1 85 B 209 1 a 2 2 75 B 005 1/16 X 3/8 20 B 065 3/16 i» 1/2 44 B 177 3/16 X 2 45 B-255 2 * 3 45 B-337 2 X 3 ........ 2 70 B-210 1-1/2 a 2 3 25 B 006 1/16 * 1/2 23 B 066 3/16 i« 3/4 58 B 178 1 / 4 x 2 57 8 256 3 x 3 .............. 69 B 338 3 X 3 _ . 4 12 B 211 2 a 2 3 70 Θ 007 1/16 X 3/4 31 B067 1/4 X 1/4 37 B 179 3/8 X 2 64 BLOCKS · 6 Length» B-339 1 X 4 ..

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