Anthony Itali ano 1655 Revere Drive 74820M08545 Brookfi eId, W i s 5 W aterways” -..ait you. * The Futaba ójWnakes max­ realism. Built into our 6 channel imum model boating more than system are a dual throttle modeodeaan possible, it makes it simple. Using exclusive throttle/rudder mixing1 the total performance electronics of circuit and heavy duty, watertight the J-Series, the new 6JB gives you S 107 servos. And, as with all the control it takes for total scale J-Series systems, you’ve goUDirect Servo Cbntrol, modular ANf or FM RF boards, sophisticated logic cir­ give our 6JB a twenty-one gun cuitry, built-in servo reversing, adjustable, open-gimbal control salute, just tell your ship that her I J radio has Finally come in. sticks, ATV and even programming lor rudder and ihm ttlr Rm Hnn’ i Program your next cruise. Adjustable throw rudder and mixing controls are comealed in the bark of theT6JB transmitter. To "make a hit” at Christmas time... GIVING THE BEST IS TO GIVE WHAT ONE WOULD BE MOST PLEASED TO RECEIVE... A. K&B Super Poxy Paint. B. K&B Glow Consistent quality for which K&B products are noted f Plugs. C. K&B Fiberglass. D. K&B Micro- can be acquired only over years of constant research and Balloons Filler. E. K&B Super Poxy Resin. f F. K&B Primer/Primer Catalyst. G. K&B Mix­ development. From this accumulated knowledge the ing Cups. H. K&B Fuel. I. K&B Engines (Air­ tangible products of the K&B line are then produced plane and Marine). ^ using the finest materials available. Thus for over 33 years the most discriminating modelers have been selecting K&B products for their “ ***“" “ ‘ quality, durability and performance. So, to be sure to please... give K & B ! RESIN SURřR ΡΟΧ» PRIMERS For all these K&B Products and more see your local hobby shop K&B MANUFACTURING 12152 WOODRUFF AVENUE DOWNEY, CALIFORNIA 90241 DECEMBER 1979 volume 9, number 95 621 West Nineteenth St., Costa Mesa, California 92627 Phone: (714) 645-8830 STAFF PUBLISHER CONTENTS Walter L. Schroder EDITOR FEATURES Wm. C. Northrop, Jr. W O R K B E N C H , Bill Northrop...................................................................................................... 6 GENERAL MANAGER Walter L. Schroder O V E R T H E C O U N T E R , Phil Bernhardt .............................................................................. 7 ASSISTANT EDITOR R / C W O R L D , Sally Brown.............................................................................................................. 10 Phil Bernhardt “ 1 T O 1” R / C S C A L E , Bob Underwood..............................................................................12 ASSISTANT GENERAL MANAGER T H E F L IG H T IN S T R U C T O R , Dave Brown......................................................................15 Anita Northrop R/C PYLON AT THE NATS, Joe Klause........................................................................... 20 ART DEPARTMENT C H O P P E R C H A T T E R , John Tucker........................................................................................26 Chuck Blackburn Al Patterson R / C S O A R IN G , Dr. Larry Fogel...................................................................................................30 OFFICE STAFF G L O S S A R Y O F G L ID E R G IB B E R IS H , Dave Thornburg......................................33 Edie Downs D U C T E D FA N D E S IG N , Bob Kress........................................................................................34 Ceorgi Cilleran Pat Patton F U EL L IN E S , George Aldrich, Joe Klause..................................................................................36 A. Valcarsel P L U G S P A R K S , John Pond ........................................................................................................... 37 E L E C T R IC P O W E R , Mitch Poling............................................................................................42 CONTRIBUTING EDITORS George Aldrich Walt Mooney H A L F -A S C E N E , LarryRenger .....................................................................................................44 Dave Brown Mitch Poling Otto Bernhardt John Pond S T R IC T L Y S A IL , Rod C arr..............................................................................................................46 Rod Carr Fernando Ramos F R EE F L IG H T S C A L E , Fernando Ramos.................................................................................50 Jerry Dunlap Larry Renger Larry Fogel Dan Rutherford F /F S C A L E A T T H E N A T S , Bill stroman ........................................................................... 52 Jim Gager Tom Hutchinson C O N T R O L L IN E , Dan Rutherford............................................................................................54 Chuck Hallum Dave Thornburg Bill Hannan John Tucker C / L C O M B A T A T T H E N A T S , Rich Lopez ...................................................................56 Joe Klause Bob Underwood HANNAN'S HAN GAR, Bill Hannan..................................................................................... 58 FR EE F L IG H T , Tom Hutchinson ...................................................................................................62 ADVERTISING MANAGER Walter L. Schroder C O N T R O L L IN E A T T H E N A T S , joe Klause..................................................................65 SCALE VIEWS BOEING F4B-3 & 4 (Part II), Pete W estburg...........................................................................29 R/C MODEL BUILDER (ISSN 0194 7079) is CONSTRUCTION published monthly by RCMB INC., 621 West Nineteenth Street, Costa Mesa, Cali­ A5A VIGILANTE, Pavel Bo sak..................................................................................................................16 fornia 92627. Phone (714) 645-8830. "EXCALIBER II” OUTBOARD TUNNEL, Jerry Dunlap ........................................22 Subscriptions $20.00 per year, $37.00 for two M ODELCRAFT’S "MISS TINY” O.T., Snyder, Bernhardt..................................... 40 years. Single copies $2.00. Add $3.50 per year for postage outside the U.S. (except STARDUSTER TOO, Steve G ardner...................................................................................................48 APO and FPO). PEANUT CHIRIBIRI N.5, Walt M ooney...................................................................................... 59 Copyright 1979 by RCM B INC. All rights reserved. Reproduction without permission prohibited. Change of address notices must be received six weeks before date of issue that new COVER: Contrary to what you are probably thinking, that beautiful 1/3-scale Pitts is address takes effect. Send old address with not from a Byron Originals kit. Credit for an outstanding example of scratch building new; old label preferred. Post Office will goes to Wayne Stanford, of Nampa, Idaho. The model is of all balsa and ply not forward copies unless you pay extra construction, uses a Quadra for power and a Kraft radio for guidance. Miss Linda Rife, postage. Duplicate issues cannot be sent. a student at Boise State University in Boise, Idaho, is the other lovely model in the photo. Ektachrome transparency by Tony Huber. Second class postage paid at Costa Mesa, California, and additional offices. 2 R/C MODEL BUILDER Ě Ě era b ee - Ě lo M a a . 1/12 Scale National Winning Electric R/C Race Cars o R/C ELECTRIC #264 SCHKEE 6 CELL ASSEMBLED ELECTRIC R/C ELECTRIC R/C CARS LESS RADIO RACE CAR LESS RADIO WITH WITH ELECTRONIC RACING SPEED CONTROLLER CAR SPEED Designed as a full race top of the line CONTROLLERS SPEED CONTROL ROAR legal modified race car for those who have their own radio. #273 CHALLENGER 6 CELL The JoMac 487 and 486 fully proportional modular forward speed controls have ASSEMBLED BASIC R/C RACE Complete with #486 proportional race been designed to control the speed of CAR WITH SPEED CONTROL speed control, modified 05 race motor, electric motor driven model cars, boats, LESS RADIO. 6 Nicad batteries, battery charge cord, airplanes and similar models. The power Lexan Jerobee chassis. for the motor can be 3-7 series connected Designed as an assembled low cost Many accessories and bodies available 1.2 volt Nicad battery cells. These race car for those who wish to use their controllers are made to plug in and operate with most positive pulse radic own radio but prefer the smooth control Features Include: control systems. Versatile battery power of an electronic throttle. arrangement allows your complete * Motor mounts in front or behind axle. system to be powered from one battery ROAR slock legal. Many accessories * #740 mounting plate for radio servos, pack if desired. and bodies available. speed control, battery, antenna, and switch. * National winning #486 race proportional speed control with adjustable dynamic brake and 24 amp high torque adjustable output. * Lexan control flex chassis complete with bumper. * Assembled charge cord for 15 minute fast charge (works from 12 volt source). Replaces and is better than ' Adjustable independent front servo/resistor assemblies in these ways: suspension w/Ackerman steering. 1) Less expensive than servo alone. ‘ Modified rewound (32 turns of 22 2) More reliable than resistor. gauge) .05 motor balanced and 3) Truer proportional speed. epoxied for maximum speed and 4) Faster reaction time by at least .3 reliability — ROAR modified legal. seconds going from off to high * Painted Lexan Schkee Can Am body. speed and from high to off * #603 foam rear tires full legal 1 Ví " Features Include: because