Model Builder November 1979
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NOVEMBER 1979 volume 9, number 94 621 West Nineteenth St., Costa Mesa, California 92627 Phone: (714) 645-8830 STAFF CONTENTS PUBLISHER Walter L. Schroder FEATURES EDITOR W O R K B E N C H , Bill Northrop...................................................................................................... 6 Wm. C. Northrop, Jr. O V E R T H E C O U N T E R , Phil Bernhardt .............................................................................. 8 GENERAL MANAGER Walter L. Schroder T H E F L IG H T IN S T R U C T O R , Dave Brown...................................................................... 11 ASSISTANT EDITOR R / C W O R L D , Bill N o rth ro p ......................................................................................................12 Phil Bernhardt “ 1 T O 1” R / C S C A L E , Bob Underwood..............................................................................14 ASSISTANT GENERAL MANAGER F U E L L IN E S , George Aldrich, )oe Klause. Otto Bernhardt.................................................18 Anita Northrop R / C P Y L O N , Jim Gager.....................................................................................................................20 ART DEPARTMENT Chuck Blackburn L E G IO N A IR “ S H U T T L E ” R E V IE W , Steve Upton.....................................................21 Al Patterson B Y R O N P IT T S R E V IE W , Jerry Nelson....................................................................................22 OFFICE STAFF R / C A U T O N E W S , Chuck Hallum .........................................................................................24 Edie Downs Ceorgi Gilleran R / C S O A R IN G , Dr. Larry Fogel...................................................................................................30 Pat Patton S L O P E S O A R IN G , Dave Thornburg........................................................................................32 A. Valcarsel W O R L D R / C S O A R IN G C H A M P IO N S H IP S , jack Humphreys................33 CONTRIBUTING EDITORS QSAA EASTERN REGIONAL, Doug Early...................................................................... 36 George Aldrich Walt Mooney P L U G S P A R K S , John Pond ............................................................................................................38 Dave Brown Mitch Poling Otto Bernhardt John Pond D U C T E D FA N D E S IG N , Bob Kress........................................................................................44 Rod Carr Fernando Ramos H A L F -A S C E N E , Larry Renger ..................................................................................................... 46 Jerry Dunlap Larry Renger Larry Fogel Dan Rutherford R / C P O W E R B O A T IN G , Jerry Dunlap...............................................................................47 Jim Gager Tom Hutchinson S T R IC T L Y S A IL , Rod C a rr..............................................................................................................50 Chuck Hallum Dave Thornburg Bill Hannan John Tucker F R EE F L IG H T S C A L E , Fernando Ramos.................................................................................56 Joe Klause Bob Underwood H A N N A N ’S H A N G A R , Bill Hannan.................................................................................... 58 ADVERTISING MANAGER C O N T R O L L IN E , Dan Rutherford............................................................................................62 Walter L. Schroder FR EE F L IG H T , Tom Hutchinson ...................................................................................................64 4th ANNUAL NIM AS RECORD TRIALS, Jose Tellez........................................68 SCALE VIEWS R/C MODEL BUILDER (ISSN 0194 7079) is BOEING F4B-3 & 4, Pete Westburg..............................................................................................27 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 THE POCKET SOARER, Bengt Lundström...........................................................................16 years. Single copies $2.00. Add $3.50 per year for postage outside the U.S. (except BASSETT’S “ MISS PHILADELPHIA” O.T., Patterson, Northrop ...................41 APO and FPO). C U R T IS S 18-T-1 “ W A S P ,” Bill Noonan................................................................................52 Copyright 1979 by RCMB INC. All rights PEANUT MARTIN-BAKER MB-5, Mark Drela.............................................................59 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 COVER: Pam Smith, Simi Valley, California, provides the final touch to a beautiful new; old label preferred. Post Office will Malibu Beach background for this Reed Packard photo of Bob Smith’s “ Sea Breeze," a not forward copies unless you pay extra 100-inch ERF (Entirely Ready-to-Fly) R/C sailplane. All parts of the ship are constructed postage. Duplicate issues cannot be sent. of molded fiberglass, with foam sandwiched into the flying surfaces for added rigidity. For further information . on the aircraft only . see page 99. Second class postage paid at Costa Mesa, California, and additional offices. 2 R/C MODEL BUILDER SUP MUfiC SOARS ID VKTQRV ON THE WINKS Of 1 » AOUIAGRANDE! Airtronics designs captured top honors in the 1979 League of Silent Flight International Tournament. This grueling three-day multi-task competition between 100 of the country’s best sailplane pilots once again proved the championship quality of the Aquila and Aquila Grande. Skip Miller of Boulder, Colorado, won first place overall and first in unlimited class, flying an Aquila Grande with a Cox/Sanwa Medalist radio. Hoyt Holley of Bethel, Connecticut, won first place overall duration plus first in standard class flying an Aquila. Tim Renaud of Irvine, Californio, won first in junior class with an Aquila Grondé and Cox/Sanwa Medalist radio. The Aquila Grandé is the latest addition to our outstanding line of Airtronics kits. Designed for multi-task, unlimited class competition, the Grandé has already established its championship performance. It can help you to join the winner's circle. Check out the outstanding features of these great kits and radio systems at your local hobby shop. COX HOBBIES INC. A subsidiary of Leisure Dynamics, lnc„ 1505 East Warner Ave., Santa Ana, Ca. 92702 FOUR FABULOUS FOAM-WING FUN FLIERS COMBINING THE CONVENIENCE OF A READY-TO-USE MOLDED FOAM WING WITH THE STRENGTH AND RESILENCE OF A BALSA FUSELAGE AND TAIL SCAMP RC-45 2 OR 3 CHANNEL Printed Fuselages Sides- Build Directly On The Wood *24.50 Die-Cut Plywood Formers and Doublers Formed Aluminum Main Landing Gear Aluminum Motor Mounts Nylon Control Horns Designed by MIKE GRETZ Tuf-Steel RC Links Threaded Control Rods Molded Hinges For .09 to .15 Engines * FLAT-BOTTOMED MOLDED FOAM WING Illustrated Instruction Book 45” Wing Span * BUILT-UP BALSA FUSELAGE Screws, Blind Nuts and 290 Sq. In. Wing Area * SHEET BALSA TAIL SURFACES Other Small Hardware 0 ROOM fo r s t a n d a r d s iz e r a d io s KLIPPER *25.95 INCLUDES PRE-BENT SHOCK-ABSORBING GEAR, NYLON GEAR BRACKET AND STEERING ARM. COLT Designed by JEFF FOLEY *25.95 INCLUDES PRE-BENT SHOCK-ABSORBING GEAR, NYLON GEAR BRACKET AND STEERING ARM. RC-43 SUPER SPORT Designed by MIKE GRETZ COMPACT PERFORMERS RC-37 IDEAL FOR SMALL FIELDS See your dealer first! To order direct, add $1 postage under $10. Postage free over $10. NoC.O.D. Send $2.00 for latest catalog of kits, accessories and supplies by SIG and other major companies. SIG MANUFACTURING CO___ MONTEZUMA, IOWA 50171 / > o m big hit in 1979. The record attempts, for CA 92627. Basically, the robots must not both heavier and lighter-than-air exceed 6 feet in height, 3 feet in width, BUI models, take place during the show, and 100 pounds in weight. They must at with the models flying over the heads of least be able to move forward, left, and spectators and exhibitors. With a maxi right, and will be judged on appearance, mum allowed wing loading of 3 ounces originality, functions, etc. per square foot, the HTA models are HTA models, in addition to a 3-ounce w o r k b e n c h light and slow enough to cause only maximum loading, must not weigh over small concern for safety while flying. 24 ounces ready to fly, and must not WHAT! SO SOON? Pilots, as well as models, must qualify to exceed a span of 8 feet. They will With the last major trade show of 1979 fly in the exhibit hall by demonstrating compete for longest time in the air. LTA models will compete by flying as many only three months old, it just seems too their ability on the Thursday evening soon to be talking about 1980 trade prior to the show. This year, TV cameras figure-8 laps as possible in a 30-minute time period. In addition. LTA's will shows. However, the Pasadena, Cali will be on hand to record qualifying compete for best handling ability by fornia International Modeler Show, the activity, for broadcasting on Friday flying through a gymkana course in as first for the 1980 season, is only three evening, which should assure a record short a time as possible. months away. spectator turnout for the weekend This is a show you shouldn’t miss! This third annual affair will again be affair. INDUSTRY NOTES held in the Pasadena Center, on January In addition to