Table Of Content

• Midwest Electric Huts • CO8 Fairchild 24 • LUNDOR 60 HELI MODEL N EWS 48120 R/C Flies Great ! Glassing Wing 1896 48120 J A N U A RY 1 9 91 VOL UME 119. NUMBER 1 MODEL AIRRLANE NEWS FEATURES 14 How To: Make a Bar Clamp 37 Midwest by Randy Randolph Electric Hots J£ Air Scoop by John Lupperger A Field & Bencn Review by Chris Chianelli Our spy brings you the Is this the hottest? lowdown 44 Introduction 20 Giant Steps to Scratch- by Dick Phillips Building, Part II by Dan Santich 64 Sporty Scale Install "baggage" safely! Techniques • by Frank Tiano 48 Fiberglassing Sheeted Wings 7A Golden Age by Frank Tiano • of R/C Part II of a "Sporty • Scale" Special. by Hal deBolt • A Special Report on the Selinsgrove Re-enactment 50 Build a Solar- Powered Ni-Cd • 85 Building Model Starter Charger Airplanes by Joe Cloud by Joe Wagner Let the sun do the work 122 Small Steps 56 Oshkosh'90 by Rich Uravitch by Randy Randolph What could they do to top ast years event. ON THE COVER: this winte/• aeromodeling scene by Jean • DEPARTMENTS 69 Joe Kovel's Oldham was first published on the cover of our January Pioneering KG 1930 issue. 6 Editorial by Frank Gudaitis It led the way to gas- ft Airwaves powered flight 92 Hirobo 102 Helicopter 81 Cox Hobbies Condor 60 Challenge 22 Hints & Kinks Fairchild 24 ARI by Datu Ramel by Craig Hath by Jim Newman by Rich Uravitch AH oPt-addo &g, Bhoevnecrh, Rore vcioemw- Apochpiuelvaer, CaRvSa ilwabitlhe sroamdieo 24 Pilot Projects A Field & Bench Review systems —hours of good, 1/2A fun pete 96 Rotary - Wing 109 Club of the 00 R/C Warbirds Roundup CONSTRUCTION Month Over Orlando Manufacturers share their 29 Rubber Guppy by Wally Zober latest products 112 Product News by John Vails —a gathering of eagles! 98 Understanding Rubber-powered R/C with a new twist 120 Plans Mart HELICOPTER Chordwise Cen- SECTION ter of Gruvity COLUMNS 126 Name That by Paul Tradelius —a way to obtain more Plane 9f Contents predictable performance 10 Fifty Years Ago by Brenda J. Casey 130 Ad Index Model Airplane News (ISSN 0026-7295) ispubished monthly by Air Age, Inc.,251 DanburyRd, Wilton, CT 06897. Second-class postage Ppaid at Wilton, CT, and additional mailing offices. Subscription rates: $24.95 for 1 year (foreign,$ 4.95); $45.95 for 2 years (foreign, $65.95). Ptstmaster: send Form 3597 to Model AirplaneNews, P.O. Box 428, Mount Morris, IL 61054. Group Publisher LOUIS V. DeFRANCESCO, JR. Publisher DR. LOUIS V. DeFRANCESCO Associate Publisher YVONNE M. MICIK by TOM ATWOOD Editor-in-Chief TOM ATWOOD Associate Editor CHRIS CHIANELLI Copy Director LYNNE SEWELL Copy Editors KATHERINE TOLLIVER BRENDA CASEY Assistant Copy Editor LAURA M. KIDDER Art Director ALAN J. PALERMO Associate Art Director MARY LOU RAMOS Assistant Art Director BETTY KOMARNICKI Art Assistants MICHAEL MAKUCEVICH STEPHANIE L. WARZECHA Staff Photographer YAMIL SUED Editor Tom Atwood (center) helps a newcomer to the hobby with Systems Manager ED SCHENK his first flight. Systems Assistant JACKIE MOSIER f HE WINTER SCENE depicted on this month's cover first appeared on Circulation Manager KATHLEEN RHODES the front of our January 1930 issue—60 years ago this month. MAN, which Circulation Assistant began in 1929, is the oldest, active, modelers' magazine and one of the old- ANN MATREGRANO est magazines in general (no wonder, given the timeless, nearly universal Production Coordinator appeal of aviation and the diverse rewards of building and flying model air- MARY REID planes). In this issue we go full circle (back to the future) to report on Joe Kovel's Advertising Sales Director JASON STEIN revolutionary KG—a plane first shown in these pages in 1935 and one of Advertising Sales Coordinator the catalysts of the gas-powered era. Our thanks to Joe and the AMA mu- JULIA PEMBERTON seum, who provided archival material for the reproduction of the full-size Advertising Traffic Assistant KYRA MATERASSO plans. For those with an appreciation of the historical side of the hobby, see also our coverage of the Selinsgrove Re-enactment and our construction ar- SUBSCRIPTION PRICES: U.S. & Possessions (including ticle on the Rubber Guppy, which combines the time-honored rubber "mo- APO & FPO): 1 year (12 issues), $24.95; 2 years (24 is- sues), $45.95. Outside U.S.: 1 year, $34.95; 2 years, $65.95. tor" with R/C. Payment must be in U.S. funds. The future of the hobby is as much on our minds as its past. The October SUBSCRIPTION INQUIRIES: call 1-800-435-0715. 18 to 21 Chicago Model Hobby Show, which was sponsored by RCHTA MODEL AIRPLANE NEWS (ISSN No. 0026-7295) is pub- (Radio Control Hobby Trade Association) indicated great things to come. lished monthly by Air Age, Inc., 251 Danbury Rd., Wilton, CT 06897. Connecticut Editorial and Business Offices, 251 Over 400 vendors (including Air Age Publishing) attended, with such sur- Danbury Rd., Wilton, CT 06897. Phone 203-834-2900. FAX: prises as all-new warbird kits from several major manufacturers, new com- 203-762-9803. Y.P. Johnson, President; G.E. DeFrancesco, Vice President; L.V. DeFrancesco, Secretary; Yvonne M. puter radios, new giant-scale kits from Europe, a canard electric sailplane Micik, Treasurer. Second Class Postage Permit paid at Wil- ton, Connecticut, and additional Mailing Offices. Copyright and even a rocket-powered R/C plane. We'll be bringing you coverage of 1990 by Air Age, Inc. All rights reserved. these—and many more new items that appeared at the show—in future is- CONTRIBUTIONS: To authors, photographers, and people sues. featured in this magazine, all materials published in Model Airplane News become the exclusive property of Air Age, The future of the hobby, of course, also depends on newcomers to our Inc., unless prior arrangement is made in writing with the Publisher. The Publisher assumes no responsibility for un- ranks. How much bigger would aeromodeling be if it were easier to learn to solicited material. Only manuscripts and supporting mate- fly R/C? Are we doing as much as we could to bring in new blood? In up- rial accompanied by a SASE will be returned. coming issues, we'll look at several of the new trainers, some of the flight- ADVERTISING: Advertising rates available on request. Please send advertising materials, insertion orders, etc., to simulation software available to neophyte R/C fliers, and at approaches to Model Airplane News, Advertising Dept., Air Age, Inc., 251 Danbury Rd., Wilton, CT 06897. Phone: (203) 834-2900. training new fliers. Stay tuned also for the winner of 1990 "Pilot Projects" FAX: (203) 762-9803. contest, to be announced in the next issue. CHANGE OF ADDRESS: To make sure you don't miss any issues, send your new address to Model Airplane News, Subscription Dept., P.O. Box 428, Mount Morris, IL 61054, six weeks before you move. Please include the address label from a recent issue, or print the information exactly as shown on the label. The Post Office will not forward copies unless you provide extra postage. Duplicate issues cannot be sent. POSTMASTER: Please send Form 3579 to Model Airplane 6 MODEL AIRPLANE NEWS News. P.O. Box 428 Mount Morris II 61054 THEY'RE AIRWAVES BEAUTIFUL They're also powerful, reliable and precise. Any of the fine scale radial engines from Technopower II will add realism like nothing else can. See for yourself, today. WHERE TO WRITE TO US If you're writing to the editors (and we'd love to hear from you), please be sure to address your letters to "Airwaves " Model Airplane News, 251 Danbury Road. Wilton. CT 06897. Only subscription orders and inquiries are handled by our Customer Service Depart- ment in Mount Morris. IL; other mail addressed there must be forwarded to Connecticut, and this leads to long delays. tal." If you think this sounds as if you We neglected to give credit to can have a sport-scale plane that Darryl Spaulding for some of the weighs more than a giant-scale photos in our November '90 plane, you're right. article,"Ace Bipe Becomes a Fun scale is basically a flying Curtiss P-6E Hawk" by James E. event. To enter, you only need your McQueen. Our apologies to him. model and a photo of the full-size plane—even the box art may be ac- ceptable. Get a copy of the AMA I NEED AN ANSWER! 9 Cylinder "C" Series competition handbook for more de- 73 Ounces • 4.0 Cubic Inches • 9" Diameter I'm stationed in Turkey with the US tails on all these categories. Air Force. As a newcomer to R/C The Grumman J2F-2 is, indeed, planes, I have a few questions. First, a beautiful plane. We were unable to what do "giant scale" and "stand-off unearth a source of kits, but if you'd scale" mean, and what are the other like to check plans, try these: Bob scales, if any? Second, I've been Holman Plans, P.O. Box 741, San building plastic models for 17 years, Bernardino, CA 92402; Cleveland and I recently built a Grumman Quality Plans, c/o Cleveland Model J2F-2 "Duck." Is there an R/C kit or a & Supply Co., 103075 Detroit Ave., plan available? This would be an ex- Cleveland, OH 44102; John Pond's cellent model for an experienced Old-Time Plans Service, P.O. Box builder/flier; because it's amphibious 90310, 253 N. 4th St., San Jose, CA 7 Cylinder Big Bore Series 301/2 Ounces • 2.0 Cubic Inches • 65/8" Diameter and also has retractable main gear, it 95109; Scalecraft, PO Box 4231, gives you the best of both worlds. Whittier, CA 90607; Scale Plans & Since I'm in Turkey, I'm com- Photo Service, 3209 Madison Ave., pletely dependent on our bookstore Greensboro, NC 27403. for your magazine, which I feel has TA more useful information than others. I check every day to see if new issues have arrived. Can you recommend a USED PARTS reliable mail-order company? I have an older model O.S. Max .25 SGT. CHARLES A. COOPER engine. In a recent crash, I burned my Incirlik AB,Turkey trainer and did a fair amount of dam- 5 Cylinder Big Bore Series age to my little engine. It looked easy 26 Ounces • 1.39 Cubic Inches • 6" Diameter Charles, the basic categories include to repair, though. Damage was lim- sport scale, giant scale, fun scale, ited to the muffler, which needs to be precision scale and FAI scale. The replaced; the carburetor, which I can AMA rule book defines as "sport still replace; and the right engine lug, scale" (also referred to as "stand-off which I will fix in accordance with scale") any model with a maximum your article on how to fix broken lugs engine displacement of 125ci (or 2ci, (September's "Hints and Kinks "). if a 4-stroke) or a maximum weight of I'm sure other readers who have 20 pounds. Anything heavier (up to a older, outdated engines would like to ceiling of 55 pounds) is deemed know where they can get parts for "giant scale." Under the rules, giant their engines that still work fine. I scale includes planes with engines of can't afford a new engine. I bought 3 Cylinder more than 1.25ci or planes of a scale 30 Ounces • 1.35 Cubic Inches • 8" Diameter this engine about eight years ago for that's larger than 27/8 inches to 1 foot. around $45, with a muffler. The TECHNOPOWER II INC. Planes that weigh more than 55 newer model would cost around $70. pounds are considered "experimen- 610 North Street, Chagrin Falls, OH 44022 As a student, I don't want to spend Telephone (216) 564-9787 Complete Brochure $300 • Visa & MC Accepted ©1990 TECHNOPOWER II INC. 8 MODEL AIRPLANE NEWS that much on a new engine when I tation for the D-lll in our "Scale have a perfectly good one that still Aircraft Drawings," Vol. 1, WW I, works and simply needs a new muf- page 7. Drawings of the Albatros fler. Who can I contact to get old are also available from our ar- parts? Oh, yeah! I almost forgot! I'm chives. See page 44 of the MAN a regular reader of your magazine, Plans Directory, which we published even though I don't subscribe. It ca- in our December '90 issue. TA ters to my needs. JEFF TURK Now you can learn to fly R/C in Corpus Christi, TX FINDING FOAM one of the most beautiful places I'm building a deHavilland DHC-2 on earth and make a true family Jeff, the O.S. Max .25 is indeed a Beaver from a set of MAN blue- vacation of your experience. tough little engine. Mine is several prints. The floats will be built of years old, and although it's been foam. Paradise Flight School offers crashed on more than one occasion, I recently purchased the October you competent, professional it still runs well. The damage you've '90 issue of MAN. John Sullivan's instruction. You'll learn essential suffered isn't uncommon, nor is your article on glassing foam floats tells flight skills the crashless way from need for replacement parts. A quick me everything I wanted to know, seasoned instructors. Our call to the O.S. people at Great Planes except for a supplier of the (BASF comprehensive weeklong course revealed that O.S. doesn't stock used 322) foam-core. I tried a test set with guarantees you'll return home a or damaged parts for out-of-produc- the large-bead foam, but I wasn't better pilot and you'll be tanned tion engines. To save some bucks, I satisfied with the results. I've ex- and well rested to boot! Your suggest that you try swap shops at hausted all my sources in this area, morning flying sessions will have modeling shows or contests, or ask at so any help you could provide would you back at your hotel by noon so your local hobby shop. The owner may be extremely appreciated. have a used muffler, or know of some- DAVID P. BARTER you'll have the rest of each day to one who does. TA Wiscasset, ME explore the exotic playground of Oahu with your wife and family. David, we called John Sullivan and And Paradise Flight School ABSENT ALBATROS asked about his supplier. He said is surprisingly affordable: the cost I've recently become interested in that the BASF foam was the best, but of our weeklong program is building a WW I Albatros, but I'm it's very expensive in small quanti- equivalent to comparable tour unable to find plans for any version. ties (about $.15 a board foot). For packages. But it's a whole lot Do you know anyone who has plans the average modeler who wants to more fun! Call or write today for for sale? I look forward to hearing build his own floats, any 1-pound- our free brochure to find out how from you soon. per-cubic-foot polystyrene foam will JOHN CARLSON do. It can be cut very easily with a you can become a better pilot... Robbinsdale, MN band saw, a kitchen knife, or a hot in paradise! wire. Polyur ethane foam (brown) of John, Airdrome offers plans for the the same density can also be used, Paradise Flight School Albatros D-II and D-III for $12 each. but it shouldn't be cut with a hot 851 Pohukaina, Building C-2 The D-I1I has a 34-inch wingspan; it wire because it produces highly Honolulu, Hawaii 96813 uses 3 channels; and it's powered by toxic fumes when heated. You can (808)523-1545 an .09 glow engine. The D-II comes also call or write to Mr. Sullivan for in two sizes: a 27-inch span for an 02 more information: 1421 Second St., electric (3-channel) and a 54-inch Calistoga, CA 94515; (707) 942- span for a .45 glow engine (4-chan- 5095. TA nel). Write to: Airdrome, Box 1425, PARADISE FDR Station, N.Y. 10150. You can also find scale documen- (Continued on page 12) FLIGHT SCHOOL A division of Russell's R/C JANUARY 1991 9 BELIEVE IT OR NOT! by BRENDA J.CASEY The iron cross and the swastika—two symbols of "famine, pestilence, death and devastation" in 1941. tures, too, including multi- a white-bordered iron cross so they would be hard to purpose hydraulic flaps that on their planes. Do you see from above and be- acted as landing decelera- know which country used low!) tors, dive brakes and climb- three black rod bundles, Think you're pretty ing aids on takeoff. Al- each surrounding an axe, in smart, huh? How well do though the Roc had a wing- a white circle with a black you know your "stars"? span of more than 46 feet, its border? Hint: the emblem Which country's emblem three-section wings folded once stood for the "power (also part of the state seal) W HAT CARRIED aloft to only 15 feet, 6 inches to to enforce the law through is a red star? How about a Sinbad the Sailor and the facilitate carrier-deck stow- flogging or beheading!" white circle and twelve pilots of the Royal Navy? age. The Roc was powered Which two countries use a white points on a circular Give up?—the Roc, which by a single, 9-cylinder, red, white and blue cock- blue background, or a red was the subject of MAN's Bristol "Perseus" Mark ade? (The second country's circle in a five-point white cover story in January 1941! XII—the sleeve-valve en- "bull's eye" is encom- star inside a larger blue After the Boulton & Paul De- gine for which Britain was passed by a yellow outer circle? Bonus question: fiant had proved so deadly at famous. Its inlet and exhaust circle, and its night-bomb- which country's insignia is Dunkirk, Britain put the ing machines omit the a solid red ball? If you an- ports were alternately Blackburn Skua through a re- white ring so they won't be swered Russia, China and opened and closed by holes design/re-armament program, picked out by enemy the USA, and you knew in the piston passing holes in and it emerged as the Roc—a searchlights.) If you recog- that Japan uses the "Hino- the cylinder walls. deadly fighter/dive bomber. nized Italy's Fascio Littorio maru," or red sun, on its This low-wing, two-seater IS THIS A POP QUIZ?! and guessed France and planes, you're either an monoplane was one of the History teachers could Great Britain, you're right! aviation-history or war- most heavily armed fighting (By 1941, the Royal Air movie buff, or you're old have used the "Know planes in the world! It had two Force was also using enough to have gone to Your Warplanes by Their free-firing machine guns in "shadow shading" on its Saturday afternoon movies Insignia" article as a pop each outer wing panel, and planes, e.g., sky blue on the back in the '40s and have a quiz. Most people probably four 30-caliber ones amidship bottom and brown and vivid memory of the news- recognize the German swas- in the famous Frazier-Nash green camouflage on top, reels! tika, but the Nazis also used power-driven turret. The Blackburn Roc was capable MORE THAN ONE of 8,000 rounds a minute— FOR RIPLEY! that's some fire power!! As if Model builders were up that wasn't enough, the plane to their old tricks in also carried bombs (one 800- 1941. They were experi- pounder was used on enemy menting with all sorts of fleet missions!). In a vertical things, including leading- bombing dive, with the four edge slots, square-ended wing guns firing, this was a box wings, automatic stabi- very dangerous ship. lizing devices, canard gas It had other special fea- models and tailless planes A man-dwarfing gas job and a plane that fits in the palm of your hand?! EASY TO GET ALONG WITH AT ANY SKILL LEVEL! WingSpM: 78-1/2* (2M) with no sweepback. One clever Wing Area* 648Sqln Weight: 28 Oz reader even used trick photogra- Wing Loading: 62 Ozfiq Ft Airfoil: S07032 phy in his "Gas Lines/Air Ways" Function*: Three Channels; Elevator, Rudder, & Raps entry; is it a midget model builder spinning the prop of his gas job, or a full-size man and a giant plane?! Speaking of miniaturization, Allan Kitchel Jr.'s WWI "scales" were certainly unique. It all be- gan in 1931 with a mini model of Baron von Richthofen's all-red Fokker Triplane. Soon there were 36 1/8-inch-scale planes in Al's "sizable" collection, which in- cluded Sopwith Camels, Nieuports, a Curtiss "Jenny" and an Albatros —all with wings of between 3 and 8 inches! The models survived 9 years in a box in a closet before they were pho- Designed by Hariey Michaelis tographed by Universal's The Easy Eagle Is easy to get along with, whether you're starting on "Stranger than Fiction" and dis- your first plane, are an experienced sport pilot, or a competition- played at the Empire Trust Co. in oriented veteran needing the latest technology to keep up. New York. With an SD7032 airfoil equipped with flaps.you can maximize gorilla Here's another one for "Be- launches, find the lightest lift, hang on a wing tip in turns, and slow down lieve It Or Not": Barney Snyder enough to nail the spot on landing. built an impressive plane with Other features Include high prefabrication for quick assembly, motor, wings, tailplane and land- gapless hinge lines for clean airflow, bolt-on wing, and complete ing gear...from a cardboard car- hardware. ton! I've heard of building a 50K233 Easy Eagle 2 Meter Glider $54.95 model kit, but never a model-kit box! How to get your Easy Eagle kit! See your dealer first! If he cannot obtain one, you may order directly from Ace R/C at the address below; add $3.00 P&H with order. Complete catalog $2.00. ACE R/C 116 W. 19th St., P.O. Box511 Dept. §2120, Higginsville, MO 64037 816.584.7121 Ed Lidgard and his world-record flapper. A FORTIES FLAPPER E major decals Over 750 To Select From d Lidgard's construction ar- ticle was just as unusual; he * 7 1/4 Scale (18 Sheets) * .60 Size (38 Sheets) told MAN readers how to build * .40 Size (38 Sheets) his world-record-holding (with a *k Propeller Decals W.T. only (6 Sheets-3 sizes on ea.) * Kill Markings W.T.only (6 Sheets) flight of just over 3 minutes) or- * Nomenclature Markings nithopter. In 1936, members of (3 Sizes-12 Sheets) in Black or White copy *k Letters and Numbers the Chicago Aeronuts had experi- in 10 Colors, See color chart.) mented with "flappers" they built * Flags (American, United Kingdom and Confederate) from MAN plans—adding, dis- *k Stars in 10 Colors (9 Sizes plus one Sheet of Assorted Sizes) carding and changing things. To DECALS * Trim Sheets (4-3/4" « 26" in 10 Colors, see color chart) make your own model based on PRESSURE SENSITIVE • WATER TRANSFER their findings, all you needed was Authentic model insignias (pressure sensitive major decals 12 hours and 10 cents! or water transfer) for 1/4 scale. .40 and .60 size propeller decals. World War II kill mark- (Continued on page 54) isnhgese, tss.tars, flags, letters, numbers and trim V FUEL PROOF TESTED 12% NORTHEAST SCREEN GRAPHICS 21 FISHER AVE EAST LONGMEADOW MA. 01028 TEL 413-525-4110 (Continued from page 9) TA-152H CONVERSION FW-189, but I haven't seen any- APC I've just read the request by Larry Hix thing on it. I like your mag, and I in your September issue for plans for ordered a subscription. Mahalo for various planes. I've been out of the your time. sport for some 30 years (spark plugs, JOE CUNNINGHAM PROPELLERS ignition systems, escapements, Kailua-Kona, HI silkspan, dope, hand-cranking, etc.), and now that I've retired, I want to Thanks for the information, Joe. • Sound Supression Design build a model of the WWII plane that We' II forward your letter to Larry, I've admired for a long time. I'm cur- and maybe you two can brainstorm • High Thrust Efficiency rently drawing plans for the Focke- the new design. Good luck, and • Long Fiber Advanced Wulf TA 152 H using two sources of when you ve finished, be sure to Composite Material photos and drawings. The plans are in send a photo to our Pilot Projects Apple's Macintosh Draw formats, and department. TA • Proven Performance at they can be scaled to any size. The US Masters, US Nation- size I'm working on yields an 87- als, Canadian Nationals, inch-span model.The actual span is 47 A WART HOG FOR A FRIEND and World Champion- feet, 41/2 inches, so it's about 6.5- A very close friend of mine has re- ships percent scale. I bought a Pica FW cently been sent to Saudi Arabia. 190D model as a basis for the design, He has been like a brother to me. Sports Sizes but I can't use as many parts as I had I've been asked not to disclose his 5.7x3, 7 x 3, 7 x 4, 7 x 5, hoped. Other kits would be the same. squadron, but he's part of an A-10 7x6, 7x7, 7x8, 7x9, The fuselage is longer in front of the ground-support wing. He became 7x 10 $1.59 EACH cockpit, but behind that area, I'm us- involved with R/C planes this year 8x4, 8x5, 8x6, 8x7, ing the kit pieces. The wing is wider— and has started quite a collection. 8x8, 8x9, 8 x 10 all new. The fin/rudder is changed to I'm new to R/C planes, and I have $1.79 EACH the "H" size and will be built-up, as little experience finding answers to 9x4, 9x5, 9x6, 9x7, will the stabilizer/elevator. Plastic R/C questions. I have a good 9x8, 9x9, 9x10 parts used from the kit are the cowl, model-building background, so $1.99 EACH the canopy and the supercharger in- building an R/C plane should be 9.5x4.5, 10x6, 10x7, take. The fuselage machine-gun hatch relatively painless. 10x8, 10x9, 10x 10 may be used if it can be modified to My goal is to build an R/C copy $2.29 EACH eliminate the M/G blisters. (It would of my friend's A-10 Wart Hog for be nice if the kit had the wing- him. My main problem is finding a 11 x6, 11 x7, 11x8, 11x9 12x6, 12x7, 12x8, mounted cannon blisters.) good kit to work from. Are there $2.89 EACH I sent for the Cockpit Kit from Pica, any manufactured kits, or any re- and I have a sketch of the cockpit in- ally good plans available? Any in- Competition terior. I bought a Fox Eagle 74 for a formation and/or help in this mat- 11 x 10, 11 x 11, 11 x 12, 11 x 12W, 11 x 13, 11 x 14, powerplant. The engine was selected ter would be greatly appreciated. 12x9, 12x9W, 12 x 10, with the idea of rotating the cylinder KEITH WILSON 12 x 10W, 12x11, 12 x 11N, so that the exhaust faces the rear and Glassboro,NJ 12x 12, 12x 12N, 12x 13, running header pipes to the fuselage 12x 13N, 12x 14 $7.95 EACH exhaust pipes. It's a little tall for the Keith, we looked high and low for cowl. I'll write to Duke about cutting kits and came up short. There's a 13.5x 12.5, 13.5x 14, 14x8, down the head and cutting more cir- kit and plans imported from Eng- 14x 10, 14x 12, 14x 14, cular fins in it to keep it cool. land by Jim Fox Models (tel: 0482- 14.4 x 10.5, 14.4 x 12 $12.95 EACH The plans are about 90-percent fin- 861795). Larry Wolf of Jet Hangar ished, and as I don't have access to a Hobbies (tel: 213-429-1244) sug- plotter, I can print them out on fan- gested that you try Mike Bleuieau, "Contact your local hobby dealer" fold paper. I'm also interested in the who also sells plans (84 University Manufactured by Landing Products Knights Landing, California 12 MODEL AIRPLANE NEWS ©1990 Dremel. Racine, Wl St., Presque Isle, ME 04769; tel: 207-768-3471). Hope this helps! TA MAIL-ORDER BUILDER WANTED I come from Papua, New Guinea, but I go to school in Australia. I get my MAN magazine monthly, and I find it very interesting. The perfect tool for small families. I bet you've been getting a lot of questions about the 1/2A Fan- Introducing the new MiniMite from Dremel® The smallest cordless trainer, but my question might power tool with a removable, rechargeable battery pack. seem strange. First, I'm 16 years It nas two speeds and five Dremel bits, including a sander for old, and I go back four times a the hard-to-reach areas of any house. year to New Guinea, which is MINIMITE" where I work on my hobby. Do you know anyone who would be Cordless Rotary Tool from Dremel interested in making me a model of the 1/2A Fantrainer that's cov- ered and has an engine and a ra- dio? I'd be willing to pay around $150. I ask such a strange question WHEN IT IS TIME TO FLY, EVEN because in Papua, it's hard to get the right equipment to build a SANTA KNOWS HOW TO FILL-UP. plane. SUDEEP JACOB Santa knows that when it is time for • Durable Metal Can. Box 494 - E.S.P., Wekak flying, the last thing you need is a • All Fittings Installed. Papua, New Guinea fueling problem. That's why he uses • Rugged Pump Fills All the most reliable fueling system Tanks Quickly. Sudeep, you may have to negoti- available - the Pour'n'Pump. Perfect For ate price, if the project is to in- What could be easier? Any Pilot clude an engine and a radio—and Just take it out of the box, cost of shipment! I've included add fuel and start pumping. your address, and I hope one of It makes all our readers will be interested in other systems helping out. TA obsolete. FLYING IN L.A. GLOW FUEL For over a year, I've been flying my R/C trainer in schoolyards DAVE BROWN PRODUCTS I and parks, because they're about the only places in south central L.A. where a 15-year-old can go Order number PRNP-2031. where there are no cars. Now that Dealer inquiries are always welcome. I've bought a Formula Racer, I DAVE BROWN PRODUCTS don't think it's safe to fly where I (Continued on page 18) 4560 Layhigh Rd., Hamilton, Ohio 45013 • (513) 738-1576 • Fax: (513) 738-0152 JANUARY 1991 13 by RANDY RANDOLPH MAKE A BAR CLAMP Sliding bar clamps are very handy, and this one works especially well to hold fuselage sides in alignment while you install the bulkheads and the firewall. Best of all, the materials cost less than 50 cents, and in some cases, they're free! the photos show you how. The basic building materials—inexpensive advertising 2. Cut a 12-inch length of yardstick for the bar, and one 2- yardsticks that are available at most lumberyards and inch length and two 1/2-inch lengths for the slide. Position hardware stores. Select ones that are straight and have true the 2-inch-long piece crosswise under the bar, then fit the edges. two 1/2-inch pieces on top of it (snug against the bar), and glue them to the bottom piece. Don't glue them to the bar. 3. To complete the sliding arm, cut a 10-inch piece and glue it 4. To form the fixed arm, cut the remaining yardstick piece to to the tops of the two 1/2-inch pieces. Use a square to posi- 10 inches and place it over one end of the bar. Use a square tion the arm at a right angle to the bar. Remember: don't to make sure that it's at a right angle to the bar, and then get glue on the bar. glue it into place. Slide the small remaining piece under- neath so it's snug against the bar, and glue it to the fixed arm. 6. To clamp your work, put rubber bands around the dowels and in notches cut in the bottom of the arms. Use as many 5. Drill 3/16-inch holes in both the fixed arm and the sliding bands as necessary to achieve the required clamping pres- arm just below the bar. Glue 1-inch pieces of3/16-inch hard- sure. (The dowels can be eliminated if the fixed arm is wood dowels through both holes, and center them in the extended V2 inch above the bar and notched.) arms. 14 MODEL AIRPIANE NEWS

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• Midwest Electric Huts • CO8 Fairchild 24 • LUNDOR 60 HELI MODEL N EWS 48120 R/C Flies Great ! Glassing Wing 1896 48120 J A N U A RY 1 9 91 VOL UME 119. NUMBER 1 MODEL AIRRLANE NEWS FEATURES 14 How To: Make a Bar Clamp 37 Midwest by Randy Randolph Electric Hots J£ Air Scoop by John Lupperger A Field & Bencn Review by Chris Chianelli Our spy brings you the Is this the hottest? lowdown 44 Introduction 20 Giant Steps to Scratch- by Dick Phillips Building, Part II by Dan Santich 64 Sporty Scale Install "baggage" safely! Techniques • by Frank Tiano 48 Fiberglassing Sheeted Wings 7A Golden Age by Frank Tiano • of R/C Part II of a "Sporty • Scale" Special. by Hal deBolt • A Special Report on the Selinsgrove Re-enactment 50 Build a Solar- Powered Ni-Cd • 85 Building Model Starter Charger Airplanes by Joe Cloud by Joe Wagner Let the sun do the work 122 Small Steps 56 Oshkosh'90 by Rich Uravitch by Randy Randolph What could they do to top ast years event. ON THE COVER: this winte/• aeromodeling scene by Jean • DEPARTMENTS 69 Joe Kovel's Oldham was first published on the cover of our January Pioneering KG 1930 issue. 6 Editorial by Frank Gudaitis It led the way to gas- ft Airwaves powered flight 92 Hirobo 102 Helicopter 81 Cox Hobbies Condor 60 Challenge 22 Hints & Kinks Fairchild 24 ARI by Datu Ramel by Craig Hath by Jim Newman by Rich Uravitch AH oPt-addo &g, Bhoevnecrh, Rore vcioemw- Apochpiuelvaer, CaRvSa ilwabitlhe sroamdieo 24 Pilot Projects A Field & Bench Review systems —hours of good, 1/2A fun pete 96 Rotary - Wing 109 Club of the 00 R/C Warbirds Roundup CONSTRUCTION Month Over Orlando Manufacturers share their 29 Rubber Guppy by Wally Zober latest products 112 Product News by John Vails —a gathering of eagles! 98 Understanding Rubber-powered R/C with a new twist 120 Plans Mart HELICOPTER Chordwise Cen- SECTION ter of Gruvity COLUMNS 126 Name That by Paul Tradelius —a way to obtain more Plane 9f Contents predictable performance 10 Fifty Years Ago by Brenda J. Casey 130 Ad Index Model Airplane News (ISSN 0026-7295) ispubished monthly by Air Age, Inc.,251 DanburyRd, Wilton, CT 06897. Second-class postage Ppaid at Wilton, CT, and additional mailing offices. Subscription rates: $24.95 for 1 year (foreign,$ 4.95); $45.95 for 2 years (foreign, $65.95). Ptstmaster: send Form 3597 to Model AirplaneNews, P.O. Box 428, Mount Morris, IL 61054. Group Publisher LOUIS V. DeFRANCESCO, JR. Publisher DR. LOUIS V. DeFRANCESCO Associate Publisher YVONNE M. MICIK by TOM ATWOOD Editor-in-Chief TOM ATWOOD Associate Editor CHRIS CHIANELLI Copy Director LYNNE SEWELL Copy Editors KATHERINE TOLLIVER BRENDA CASEY Assistant Copy Editor LAURA M. KIDDER Art Director ALAN J. PALERMO Associate Art Director MARY LOU RAMOS Assistant Art Director BETTY KOMARNICKI Art Assistants MICHAEL MAKUCEVICH STEPHANIE L. WARZECHA Staff Photographer YAMIL SUED Editor Tom Atwood (center) helps a newcomer to the hobby with Systems Manager ED SCHENK his first flight. Systems Assistant JACKIE MOSIER f HE WINTER SCENE depicted on this month's cover first appeared on Circulation Manager KATHLEEN RHODES the front of our January 1930 issue—60 years ago this month. MAN, which Circulation Assistant began in 1929, is the oldest, active, modelers' magazine and one of the old- ANN MATREGRANO est magazines in general (no wonder, given the timeless, nearly universal Production Coordinator appeal of aviation and the diverse rewards of building and flying model air- MARY REID planes). In this issue we go full circle (back to the future) to report on Joe Kovel's Advertising Sales Director JASON STEIN revolutionary KG—a plane first shown in these pages in 1935 and one of Advertising Sales Coordinator the catalysts of the gas-powered era. Our thanks to Joe and the AMA mu- JULIA PEMBERTON seum, who provided archival material for the reproduction of the full-size Advertising Traffic Assistant KYRA MATERASSO plans. For those with an appreciation of the historical side of the hobby, see also our coverage of the Selinsgrove Re-enactment and our construction ar- SUBSCRIPTION PRICES: U.S. & Possessions (including ticle on the Rubber Guppy, which combines the time-honored rubber "mo- APO & FPO): 1 year (12 issues), $24.95; 2 years (24 is- sues), $45.95. Outside U.S.: 1 year, $34.95; 2 years, $65.95. tor" with R/C. Payment must be in U.S. funds. The future of the hobby is as much on our minds as its past. The October SUBSCRIPTION INQUIRIES: call 1-800-435-0715. 18 to 21 Chicago Model Hobby Show, which was sponsored by RCHTA MODEL AIRPLANE NEWS (ISSN No. 0026-7295) is pub- (Radio Control Hobby Trade Association) indicated great things to come. lished monthly by Air Age, Inc., 251 Danbury Rd., Wilton, CT 06897. Connecticut Editorial and Business Offices, 251 Over 400 vendors (including Air Age Publishing) attended, with such sur- Danbury Rd., Wilton, CT 06897. Phone 203-834-2900. FAX: prises as all-new warbird kits from several major manufacturers, new com- 203-762-9803. Y.P. Johnson, President; G.E. DeFrancesco, Vice President; L.V. DeFrancesco, Secretary; Yvonne M. puter radios, new giant-scale kits from Europe, a canard electric sailplane Micik, Treasurer. Second Class Postage Permit paid at Wil- ton, Connecticut, and additional Mailing Offices. Copyright and even a rocket-powered R/C plane. We'll be bringing you coverage of 1990 by Air Age, Inc. All rights reserved. these—and many more new items that appeared at the show—in future is- CONTRIBUTIONS: To authors, photographers, and people sues. featured in this magazine, all materials published in Model Airplane News become the exclusive property of Air Age, The future of the hobby, of course, also depends on newcomers to our Inc., unless prior arrangement is made in writing with the Publisher. The Publisher assumes no responsibility for un- ranks. How much bigger would aeromodeling be if it were easier to learn to solicited material. Only manuscripts and supporting mate- fly R/C? Are we doing as much as we could to bring in new blood? In up- rial accompanied by a SASE will be returned. coming issues, we'll look at several of the new trainers, some of the flight- ADVERTISING: Advertising rates available on request. Please send advertising materials, insertion orders, etc., to simulation software available to neophyte R/C fliers, and at approaches to Model Airplane News, Advertising Dept., Air Age, Inc., 251 Danbury Rd., Wilton, CT 06897. Phone: (203) 834-2900. training new fliers. Stay tuned also for the winner of 1990 "Pilot Projects" FAX: (203) 762-9803. contest, to be announced in the next issue. CHANGE OF ADDRESS: To make sure you don't miss any issues, send your new address to Model Airplane News, Subscription Dept., P.O. Box 428, Mount Morris, IL 61054, six weeks before you move. Please include the address label from a recent issue, or print the information exactly as shown on the label. The Post Office will not forward copies unless you provide extra postage. Duplicate issues cannot be sent. POSTMASTER: Please send Form 3579 to Model Airplane 6 MODEL AIRPLANE NEWS News. P.O. Box 428 Mount Morris II 61054 THEY'RE AIRWAVES BEAUTIFUL They're also powerful, reliable and precise. Any of the fine scale radial engines from Technopower II will add realism like nothing else can. See for yourself, today. WHERE TO WRITE TO US If you're writing to the editors (and we'd love to hear from you), please be sure to address your letters to "Airwaves " Model Airplane News, 251 Danbury Road. Wilton. CT 06897. Only subscription orders and inquiries are handled by our Customer Service Depart- ment in Mount Morris. IL; other mail addressed there must be forwarded to Connecticut, and this leads to long delays. tal." If you think this sounds as if you We neglected to give credit to can have a sport-scale plane that Darryl Spaulding for some of the weighs more than a giant-scale photos in our November '90 plane, you're right. article,"Ace Bipe Becomes a Fun scale is basically a flying Curtiss P-6E Hawk" by James E. event. To enter, you only need your McQueen. Our apologies to him. model and a photo of the full-size plane—even the box art may be ac- ceptable. Get a copy of the AMA I NEED AN ANSWER! 9 Cylinder "C" Series competition handbook for more de- 73 Ounces • 4.0 Cubic Inches • 9" Diameter I'm stationed in Turkey with the US tails on all these categories. Air Force. As a newcomer to R/C The Grumman J2F-2 is, indeed, planes, I have a few questions. First, a beautiful plane. We were unable to what do "giant scale" and "stand-off unearth a source of kits, but if you'd scale" mean, and what are the other like to check plans, try these: Bob scales, if any? Second, I've been Holman Plans, P.O. Box 741, San building plastic models for 17 years, Bernardino, CA 92402; Cleveland and I recently built a Grumman Quality Plans, c/o Cleveland Model J2F-2 "Duck." Is there an R/C kit or a & Supply Co., 103075 Detroit Ave., plan available? This would be an ex- Cleveland, OH 44102; John Pond's cellent model for an experienced Old-Time Plans Service, P.O. Box builder/flier; because it's amphibious 90310, 253 N. 4th St., San Jose, CA 7 Cylinder Big Bore Series 301/2 Ounces • 2.0 Cubic Inches • 65/8" Diameter and also has retractable main gear, it 95109; Scalecraft, PO Box 4231, gives you the best of both worlds. Whittier, CA 90607; Scale Plans & Since I'm in Turkey, I'm com- Photo Service, 3209 Madison Ave., pletely dependent on our bookstore Greensboro, NC 27403. for your magazine, which I feel has TA more useful information than others. I check every day to see if new issues have arrived. Can you recommend a USED PARTS reliable mail-order company? I have an older model O.S. Max .25 SGT. CHARLES A. COOPER engine. In a recent crash, I burned my Incirlik AB,Turkey trainer and did a fair amount of dam- 5 Cylinder Big Bore Series age to my little engine. It looked easy 26 Ounces • 1.39 Cubic Inches • 6" Diameter Charles, the basic categories include to repair, though. Damage was lim- sport scale, giant scale, fun scale, ited to the muffler, which needs to be precision scale and FAI scale. The replaced; the carburetor, which I can AMA rule book defines as "sport still replace; and the right engine lug, scale" (also referred to as "stand-off which I will fix in accordance with scale") any model with a maximum your article on how to fix broken lugs engine displacement of 125ci (or 2ci, (September's "Hints and Kinks "). if a 4-stroke) or a maximum weight of I'm sure other readers who have 20 pounds. Anything heavier (up to a older, outdated engines would like to ceiling of 55 pounds) is deemed know where they can get parts for "giant scale." Under the rules, giant their engines that still work fine. I scale includes planes with engines of can't afford a new engine. I bought 3 Cylinder more than 1.25ci or planes of a scale 30 Ounces • 1.35 Cubic Inches • 8" Diameter this engine about eight years ago for that's larger than 27/8 inches to 1 foot. around $45, with a muffler. The TECHNOPOWER II INC. Planes that weigh more than 55 newer model would cost around $70. pounds are considered "experimen- 610 North Street, Chagrin Falls, OH 44022 As a student, I don't want to spend Telephone (216) 564-9787 Complete Brochure $300 • Visa & MC Accepted ©1990 TECHNOPOWER II INC. 8 MODEL AIRPLANE NEWS that much on a new engine when I tation for the D-lll in our "Scale have a perfectly good one that still Aircraft Drawings," Vol. 1, WW I, works and simply needs a new muf- page 7. Drawings of the Albatros fler. Who can I contact to get old are also available from our ar- parts? Oh, yeah! I almost forgot! I'm chives. See page 44 of the MAN a regular reader of your magazine, Plans Directory, which we published even though I don't subscribe. It ca- in our December '90 issue. TA ters to my needs. JEFF TURK Now you can learn to fly R/C in Corpus Christi, TX FINDING FOAM one of the most beautiful places I'm building a deHavilland DHC-2 on earth and make a true family Jeff, the O.S. Max .25 is indeed a Beaver from a set of MAN blue- vacation of your experience. tough little engine. Mine is several prints. The floats will be built of years old, and although it's been foam. Paradise Flight School offers crashed on more than one occasion, I recently purchased the October you competent, professional it still runs well. The damage you've '90 issue of MAN. John Sullivan's instruction. You'll learn essential suffered isn't uncommon, nor is your article on glassing foam floats tells flight skills the crashless way from need for replacement parts. A quick me everything I wanted to know, seasoned instructors. Our call to the O.S. people at Great Planes except for a supplier of the (BASF comprehensive weeklong course revealed that O.S. doesn't stock used 322) foam-core. I tried a test set with guarantees you'll return home a or damaged parts for out-of-produc- the large-bead foam, but I wasn't better pilot and you'll be tanned tion engines. To save some bucks, I satisfied with the results. I've ex- and well rested to boot! Your suggest that you try swap shops at hausted all my sources in this area, morning flying sessions will have modeling shows or contests, or ask at so any help you could provide would you back at your hotel by noon so your local hobby shop. The owner may be extremely appreciated. have a used muffler, or know of some- DAVID P. BARTER you'll have the rest of each day to one who does. TA Wiscasset, ME explore the exotic playground of Oahu with your wife and family. David, we called John Sullivan and And Paradise Flight School ABSENT ALBATROS asked about his supplier. He said is surprisingly affordable: the cost I've recently become interested in that the BASF foam was the best, but of our weeklong program is building a WW I Albatros, but I'm it's very expensive in small quanti- equivalent to comparable tour unable to find plans for any version. ties (about $.15 a board foot). For packages. But it's a whole lot Do you know anyone who has plans the average modeler who wants to more fun! Call or write today for for sale? I look forward to hearing build his own floats, any 1-pound- our free brochure to find out how from you soon. per-cubic-foot polystyrene foam will JOHN CARLSON do. It can be cut very easily with a you can become a better pilot... Robbinsdale, MN band saw, a kitchen knife, or a hot in paradise! wire. Polyur ethane foam (brown) of John, Airdrome offers plans for the the same density can also be used, Paradise Flight School Albatros D-II and D-III for $12 each. but it shouldn't be cut with a hot 851 Pohukaina, Building C-2 The D-I1I has a 34-inch wingspan; it wire because it produces highly Honolulu, Hawaii 96813 uses 3 channels; and it's powered by toxic fumes when heated. You can (808)523-1545 an .09 glow engine. The D-II comes also call or write to Mr. Sullivan for in two sizes: a 27-inch span for an 02 more information: 1421 Second St., electric (3-channel) and a 54-inch Calistoga, CA 94515; (707) 942- span for a .45 glow engine (4-chan- 5095. TA nel). Write to: Airdrome, Box 1425, PARADISE FDR Station, N.Y. 10150. You can also find scale documen- (Continued on page 12) FLIGHT SCHOOL A division of Russell's R/C JANUARY 1991 9 BELIEVE IT OR NOT! by BRENDA J.CASEY The iron cross and the swastika—two symbols of "famine, pestilence, death and devastation" in 1941. tures, too, including multi- a white-bordered iron cross so they would be hard to purpose hydraulic flaps that on their planes. Do you see from above and be- acted as landing decelera- know which country used low!) tors, dive brakes and climb- three black rod bundles, Think you're pretty ing aids on takeoff. Al- each surrounding an axe, in smart, huh? How well do though the Roc had a wing- a white circle with a black you know your "stars"? span of more than 46 feet, its border? Hint: the emblem Which country's emblem three-section wings folded once stood for the "power (also part of the state seal) W HAT CARRIED aloft to only 15 feet, 6 inches to to enforce the law through is a red star? How about a Sinbad the Sailor and the facilitate carrier-deck stow- flogging or beheading!" white circle and twelve pilots of the Royal Navy? age. The Roc was powered Which two countries use a white points on a circular Give up?—the Roc, which by a single, 9-cylinder, red, white and blue cock- blue background, or a red was the subject of MAN's Bristol "Perseus" Mark ade? (The second country's circle in a five-point white cover story in January 1941! XII—the sleeve-valve en- "bull's eye" is encom- star inside a larger blue After the Boulton & Paul De- gine for which Britain was passed by a yellow outer circle? Bonus question: fiant had proved so deadly at famous. Its inlet and exhaust circle, and its night-bomb- which country's insignia is Dunkirk, Britain put the ing machines omit the a solid red ball? If you an- ports were alternately Blackburn Skua through a re- white ring so they won't be swered Russia, China and opened and closed by holes design/re-armament program, picked out by enemy the USA, and you knew in the piston passing holes in and it emerged as the Roc—a searchlights.) If you recog- that Japan uses the "Hino- the cylinder walls. deadly fighter/dive bomber. nized Italy's Fascio Littorio maru," or red sun, on its This low-wing, two-seater IS THIS A POP QUIZ?! and guessed France and planes, you're either an monoplane was one of the History teachers could Great Britain, you're right! aviation-history or war- most heavily armed fighting (By 1941, the Royal Air movie buff, or you're old have used the "Know planes in the world! It had two Force was also using enough to have gone to Your Warplanes by Their free-firing machine guns in "shadow shading" on its Saturday afternoon movies Insignia" article as a pop each outer wing panel, and planes, e.g., sky blue on the back in the '40s and have a quiz. Most people probably four 30-caliber ones amidship bottom and brown and vivid memory of the news- recognize the German swas- in the famous Frazier-Nash green camouflage on top, reels! tika, but the Nazis also used power-driven turret. The Blackburn Roc was capable MORE THAN ONE of 8,000 rounds a minute— FOR RIPLEY! that's some fire power!! As if Model builders were up that wasn't enough, the plane to their old tricks in also carried bombs (one 800- 1941. They were experi- pounder was used on enemy menting with all sorts of fleet missions!). In a vertical things, including leading- bombing dive, with the four edge slots, square-ended wing guns firing, this was a box wings, automatic stabi- very dangerous ship. lizing devices, canard gas It had other special fea- models and tailless planes A man-dwarfing gas job and a plane that fits in the palm of your hand?! EASY TO GET ALONG WITH AT ANY SKILL LEVEL! WingSpM: 78-1/2* (2M) with no sweepback. One clever Wing Area* 648Sqln Weight: 28 Oz reader even used trick photogra- Wing Loading: 62 Ozfiq Ft Airfoil: S07032 phy in his "Gas Lines/Air Ways" Function*: Three Channels; Elevator, Rudder, & Raps entry; is it a midget model builder spinning the prop of his gas job, or a full-size man and a giant plane?! Speaking of miniaturization, Allan Kitchel Jr.'s WWI "scales" were certainly unique. It all be- gan in 1931 with a mini model of Baron von Richthofen's all-red Fokker Triplane. Soon there were 36 1/8-inch-scale planes in Al's "sizable" collection, which in- cluded Sopwith Camels, Nieuports, a Curtiss "Jenny" and an Albatros —all with wings of between 3 and 8 inches! The models survived 9 years in a box in a closet before they were pho- Designed by Hariey Michaelis tographed by Universal's The Easy Eagle Is easy to get along with, whether you're starting on "Stranger than Fiction" and dis- your first plane, are an experienced sport pilot, or a competition- played at the Empire Trust Co. in oriented veteran needing the latest technology to keep up. New York. With an SD7032 airfoil equipped with flaps.you can maximize gorilla Here's another one for "Be- launches, find the lightest lift, hang on a wing tip in turns, and slow down lieve It Or Not": Barney Snyder enough to nail the spot on landing. built an impressive plane with Other features Include high prefabrication for quick assembly, motor, wings, tailplane and land- gapless hinge lines for clean airflow, bolt-on wing, and complete ing gear...from a cardboard car- hardware. ton! I've heard of building a 50K233 Easy Eagle 2 Meter Glider $54.95 model kit, but never a model-kit box! How to get your Easy Eagle kit! See your dealer first! If he cannot obtain one, you may order directly from Ace R/C at the address below; add $3.00 P&H with order. Complete catalog $2.00. ACE R/C 116 W. 19th St., P.O. Box511 Dept. §2120, Higginsville, MO 64037 816.584.7121 Ed Lidgard and his world-record flapper. A FORTIES FLAPPER E major decals Over 750 To Select From d Lidgard's construction ar- ticle was just as unusual; he * 7 1/4 Scale (18 Sheets) * .60 Size (38 Sheets) told MAN readers how to build * .40 Size (38 Sheets) his world-record-holding (with a *k Propeller Decals W.T. only (6 Sheets-3 sizes on ea.) * Kill Markings W.T.only (6 Sheets) flight of just over 3 minutes) or- * Nomenclature Markings nithopter. In 1936, members of (3 Sizes-12 Sheets) in Black or White copy *k Letters and Numbers the Chicago Aeronuts had experi- in 10 Colors, See color chart.) mented with "flappers" they built * Flags (American, United Kingdom and Confederate) from MAN plans—adding, dis- *k Stars in 10 Colors (9 Sizes plus one Sheet of Assorted Sizes) carding and changing things. To DECALS * Trim Sheets (4-3/4" « 26" in 10 Colors, see color chart) make your own model based on PRESSURE SENSITIVE • WATER TRANSFER their findings, all you needed was Authentic model insignias (pressure sensitive major decals 12 hours and 10 cents! or water transfer) for 1/4 scale. .40 and .60 size propeller decals. World War II kill mark- (Continued on page 54) isnhgese, tss.tars, flags, letters, numbers and trim V FUEL PROOF TESTED 12% NORTHEAST SCREEN GRAPHICS 21 FISHER AVE EAST LONGMEADOW MA. 01028 TEL 413-525-4110 (Continued from page 9) TA-152H CONVERSION FW-189, but I haven't seen any- APC I've just read the request by Larry Hix thing on it. I like your mag, and I in your September issue for plans for ordered a subscription. Mahalo for various planes. I've been out of the your time. sport for some 30 years (spark plugs, JOE CUNNINGHAM PROPELLERS ignition systems, escapements, Kailua-Kona, HI silkspan, dope, hand-cranking, etc.), and now that I've retired, I want to Thanks for the information, Joe. • Sound Supression Design build a model of the WWII plane that We' II forward your letter to Larry, I've admired for a long time. I'm cur- and maybe you two can brainstorm • High Thrust Efficiency rently drawing plans for the Focke- the new design. Good luck, and • Long Fiber Advanced Wulf TA 152 H using two sources of when you ve finished, be sure to Composite Material photos and drawings. The plans are in send a photo to our Pilot Projects Apple's Macintosh Draw formats, and department. TA • Proven Performance at they can be scaled to any size. The US Masters, US Nation- size I'm working on yields an 87- als, Canadian Nationals, inch-span model.The actual span is 47 A WART HOG FOR A FRIEND and World Champion- feet, 41/2 inches, so it's about 6.5- A very close friend of mine has re- ships percent scale. I bought a Pica FW cently been sent to Saudi Arabia. 190D model as a basis for the design, He has been like a brother to me. Sports Sizes but I can't use as many parts as I had I've been asked not to disclose his 5.7x3, 7 x 3, 7 x 4, 7 x 5, hoped. Other kits would be the same. squadron, but he's part of an A-10 7x6, 7x7, 7x8, 7x9, The fuselage is longer in front of the ground-support wing. He became 7x 10 $1.59 EACH cockpit, but behind that area, I'm us- involved with R/C planes this year 8x4, 8x5, 8x6, 8x7, ing the kit pieces. The wing is wider— and has started quite a collection. 8x8, 8x9, 8 x 10 all new. The fin/rudder is changed to I'm new to R/C planes, and I have $1.79 EACH the "H" size and will be built-up, as little experience finding answers to 9x4, 9x5, 9x6, 9x7, will the stabilizer/elevator. Plastic R/C questions. I have a good 9x8, 9x9, 9x10 parts used from the kit are the cowl, model-building background, so $1.99 EACH the canopy and the supercharger in- building an R/C plane should be 9.5x4.5, 10x6, 10x7, take. The fuselage machine-gun hatch relatively painless. 10x8, 10x9, 10x 10 may be used if it can be modified to My goal is to build an R/C copy $2.29 EACH eliminate the M/G blisters. (It would of my friend's A-10 Wart Hog for be nice if the kit had the wing- him. My main problem is finding a 11 x6, 11 x7, 11x8, 11x9 12x6, 12x7, 12x8, mounted cannon blisters.) good kit to work from. Are there $2.89 EACH I sent for the Cockpit Kit from Pica, any manufactured kits, or any re- and I have a sketch of the cockpit in- ally good plans available? Any in- Competition terior. I bought a Fox Eagle 74 for a formation and/or help in this mat- 11 x 10, 11 x 11, 11 x 12, 11 x 12W, 11 x 13, 11 x 14, powerplant. The engine was selected ter would be greatly appreciated. 12x9, 12x9W, 12 x 10, with the idea of rotating the cylinder KEITH WILSON 12 x 10W, 12x11, 12 x 11N, so that the exhaust faces the rear and Glassboro,NJ 12x 12, 12x 12N, 12x 13, running header pipes to the fuselage 12x 13N, 12x 14 $7.95 EACH exhaust pipes. It's a little tall for the Keith, we looked high and low for cowl. I'll write to Duke about cutting kits and came up short. There's a 13.5x 12.5, 13.5x 14, 14x8, down the head and cutting more cir- kit and plans imported from Eng- 14x 10, 14x 12, 14x 14, cular fins in it to keep it cool. land by Jim Fox Models (tel: 0482- 14.4 x 10.5, 14.4 x 12 $12.95 EACH The plans are about 90-percent fin- 861795). Larry Wolf of Jet Hangar ished, and as I don't have access to a Hobbies (tel: 213-429-1244) sug- plotter, I can print them out on fan- gested that you try Mike Bleuieau, "Contact your local hobby dealer" fold paper. I'm also interested in the who also sells plans (84 University Manufactured by Landing Products Knights Landing, California 12 MODEL AIRPLANE NEWS ©1990 Dremel. Racine, Wl St., Presque Isle, ME 04769; tel: 207-768-3471). Hope this helps! TA MAIL-ORDER BUILDER WANTED I come from Papua, New Guinea, but I go to school in Australia. I get my MAN magazine monthly, and I find it very interesting. The perfect tool for small families. I bet you've been getting a lot of questions about the 1/2A Fan- Introducing the new MiniMite from Dremel® The smallest cordless trainer, but my question might power tool with a removable, rechargeable battery pack. seem strange. First, I'm 16 years It nas two speeds and five Dremel bits, including a sander for old, and I go back four times a the hard-to-reach areas of any house. year to New Guinea, which is MINIMITE" where I work on my hobby. Do you know anyone who would be Cordless Rotary Tool from Dremel interested in making me a model of the 1/2A Fantrainer that's cov- ered and has an engine and a ra- dio? I'd be willing to pay around $150. I ask such a strange question WHEN IT IS TIME TO FLY, EVEN because in Papua, it's hard to get the right equipment to build a SANTA KNOWS HOW TO FILL-UP. plane. SUDEEP JACOB Santa knows that when it is time for • Durable Metal Can. Box 494 - E.S.P., Wekak flying, the last thing you need is a • All Fittings Installed. Papua, New Guinea fueling problem. That's why he uses • Rugged Pump Fills All the most reliable fueling system Tanks Quickly. Sudeep, you may have to negoti- available - the Pour'n'Pump. Perfect For ate price, if the project is to in- What could be easier? Any Pilot clude an engine and a radio—and Just take it out of the box, cost of shipment! I've included add fuel and start pumping. your address, and I hope one of It makes all our readers will be interested in other systems helping out. TA obsolete. FLYING IN L.A. GLOW FUEL For over a year, I've been flying my R/C trainer in schoolyards DAVE BROWN PRODUCTS I and parks, because they're about the only places in south central L.A. where a 15-year-old can go Order number PRNP-2031. where there are no cars. Now that Dealer inquiries are always welcome. I've bought a Formula Racer, I DAVE BROWN PRODUCTS don't think it's safe to fly where I (Continued on page 18) 4560 Layhigh Rd., Hamilton, Ohio 45013 • (513) 738-1576 • Fax: (513) 738-0152 JANUARY 1991 13 by RANDY RANDOLPH MAKE A BAR CLAMP Sliding bar clamps are very handy, and this one works especially well to hold fuselage sides in alignment while you install the bulkheads and the firewall. Best of all, the materials cost less than 50 cents, and in some cases, they're free! the photos show you how. The basic building materials—inexpensive advertising 2. Cut a 12-inch length of yardstick for the bar, and one 2- yardsticks that are available at most lumberyards and inch length and two 1/2-inch lengths for the slide. Position hardware stores. Select ones that are straight and have true the 2-inch-long piece crosswise under the bar, then fit the edges. two 1/2-inch pieces on top of it (snug against the bar), and glue them to the bottom piece. Don't glue them to the bar. 3. To complete the sliding arm, cut a 10-inch piece and glue it 4. To form the fixed arm, cut the remaining yardstick piece to to the tops of the two 1/2-inch pieces. Use a square to posi- 10 inches and place it over one end of the bar. Use a square tion the arm at a right angle to the bar. Remember: don't to make sure that it's at a right angle to the bar, and then get glue on the bar. glue it into place. Slide the small remaining piece under- neath so it's snug against the bar, and glue it to the fixed arm. 6. To clamp your work, put rubber bands around the dowels and in notches cut in the bottom of the arms. Use as many 5. Drill 3/16-inch holes in both the fixed arm and the sliding bands as necessary to achieve the required clamping pres- arm just below the bar. Glue 1-inch pieces of3/16-inch hard- sure. (The dowels can be eliminated if the fixed arm is wood dowels through both holes, and center them in the extended V2 inch above the bar and notched.) arms. 14 MODEL AIRPIANE NEWS

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