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the ultimate scale showdown the original since 1929 756 fly with your iphone buyer s guide planes helicopters radios engines gear huge issue master the hammerhead 8 planes products august 2011 hangar 9 sundowner airtronics sd-10g modelairplanenews.com giant-scale setup secrets

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a7000 retract servo landing gear and higher speeds ar10000 10-channel dsmxtm aircraft receiver technology with the option to add a third output for long life tm1000 dsmx fullrange telemetry module transmitter or stitm-enabled device fly to the limits of sight a7000 ar10000 ©2011 horizon hobby inc the spek horizon hobby inc spektrum trademark is used with permission of bachmann industries inc us patent 7,391,320 t k used d permissi missi iss ss ss f bachmann indus st patent 7,3 1,320 3 other patents pe ot atents pend pending the spektrum logo bind-n-fly dsmx dsm2 sti and multilink are trad sm2 st st tilink l link rademarks or registered trademarks of ho d tra adem rks horizon hobby inc obby nc bby nc b by c ipad® iphone® and ipod touch® are trademarks of apple inc registered in the u.s and other countries 32741 ipad® ipho pad® red ed ed s other countries r tm1000

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sti spektrum telemetry interface iphone® ipad® or ipod touch® airspeed altitude and more in one easy-to-read display exceed limits you define telemetry info while you fly spektrum keeps you in complete command control stick to servo and everything in between spektrum gives you more than the best 2.4ghz rc technology available it also gives you the unmatched situational awareness of the most advanced telemetry available more receiver choices for specific applications and a growing line of high-performance servos basically everything you need for completely integrated control and command of your most valuable models go to spektrumrc.com right now to see the entire selection of spektrumtm transmitters receivers servos and accessories sti

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super super-sized with 14 channels and cgy750 gyro support you gave the 8fg a standing o for offering high-end features and superior fasst technology at an unexpectedly low price but don t sit down just yet for the same cost now you can have six more channels and new software with menus tailored to futaba s superfast cgy750 introducing the 8fg super the first radio really to support flybarless helicopters and a smart choice for any forward-looking flier just ask three of the 8fg super s biggest fans bobby watts matt botos and kyle stacy and check out the video on the hobbico youtube channel then tell your futaba dealer super-size me tm tm 8fg software upgrade free attention 8fg owners get the upgrade you need to make your system super at no charge see futaba-rc.com today for details ® futaba-rc.com/103a © 2011 hobbico® inc 3137279 the futaba® logo and name are registered trademarks of futaba corporation futaba is distributed by great planes model distributors® champaign il 61826 u.s.a.

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18 more ways to explore the world of flight with realflight the world s most interesting aircraft are as close as your computer you can fly the massive boeing c-17 globemaster iii transport and tiny 14.5 span flyzone albatros pilot a vintage thompson trophy racer or a modern sbach 342 foamy but you can also go to the 3d obstacle course to compare how different versions of the synergy n5 thunder tiger x50 and aeroworks prox perform or switch over to the san diego or austria photofieldtm for a remarkably realistic and detailed look at the world the opportunities for fresh adventures are out there and realflight makes them all true to life · aeroworks prox 260 46 60 and .60 90 · boeing® c-17 globemaster iii · de havilland dh.88 comet · grumman f-14 tomcat · grumman f9f panther · flyzonetm albatros · piper® archer ii · pitts® s-2b · ripmax wot-4 · sbach 342 foamy · wedell-williams model 44 gilmore red lion tm 11 new airplanes · synergy n5 helicopter flybar flybarless versions · thunder tiger® x50b belt-drive version · thunder tiger x50 torque-tube version 3 new rotary wings · 3d obstacle course 9 · photofieldtm austria · photofield san diego 3 new flying sites and ® 1 quadcopter true to life requires realflight g5 or later version ® tm realflight.com/105e see all 18 aircraft flying sites all trademarks and registered trademarks are the property of their respective owners pitts® is a registered trademark of aviat aircraft inc distributed by great planes model distributors® company champaign il 61826 u.s.a © 2011 hobbico® inc all rights reserved 3072802

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contents 2011 buyer s guide 75 your ultimate rc source this guide will help you kick off the summer flying season right august 2011 volume 139 no 8 32 features 32 top gun 2011 the world class standard for scale excellence by the model airplane news crew 174 flight technique mastering the hammerhead the classic turnaround maneuver by dave scott new heli blog our resident heli expert and rotor speed columnist is now heating up the blogosphere ask questions read about his latest projects and learn his techniques by paul tradelius see it at modelairplanenews.com flight tests 62 great planes yak-55m arf by mark phillips 186 columns 56 let s talk giant scale hardware and linkage installation by john glezellis perfect your aerobatics with this outstanding performer departments 8 on the web 12 preflight 14 airwaves 18 tips tricks 22 flightline 212 product watch 214 airagestore.com 216 index of advertisers 164 hangar 9 sundowner 36 arf by john reid a new speed pylon racer has moved in on the block 196 ultimate electrics the largest electric fly-in by john reid exclusive 186 bh models wild hots by michael york this great 3d fun flyer will let you show off your wild side 218 final approach flying with your iphone by michael york 204 aeroworks 30cc edge 540 a high-quality quick-building 3d throw-around machine by mike gantt on the cover the sleek and fast sundowner 36 from hangar 9 inset airtronics sd-10g 2.4ghz transmitter photos by hope mccall 6 more from this issue at modelairplanenews.com

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on the web modelairplanenews.com new heli blog our new radio control helicopter buyer s guide is now available at hobby stores newsstand and bookstores everywhere we are showcasing our helicopter guru paul tradelius who is updating his blogs right now check it out at modelairplanenews.com featured-blogs/paul-tradelius online members only exclusives online how-to spray can painting made easy online top gun when you start building models that have formed plastic and/or fiberglass parts such as the engine cowl wingtips and wheel pants you ll be faced with the additional task of painting them to match the rest of your model spray painting is a convenient and simple way to finish these formed parts see how easy it really is want to see what type of work is needed to complete in the best scale contest around well hop on over to the main page and click on top gun 2011 slider you will see outstanding photos videos and interviews with the builders themselves maybe you will get inspired flying scale improving your flight scores must-see rc with hot new products wild video clips and more the radio control show is a great way to get your rc fix hosts hope mccall and kevin hetmanski bring you a new episode every friday · industry news interviews · new products · event coverage · monthly sweeps · videos · tech tips having the best detailed scale aircraft won t win the contest for you although it helps scale details only account for half of your total score follow along as we show you how to improve that all-important flight score with easy step-by-step instructions win s this month s prize is a hangar 9 sundowner 36 thi e plan classic model airplane news want to estimate your plane s speed but don t have a radar gun no problem speed master andy lennon shows you how to estimate level flight speeds with some simple math and this great chart he provided in this article that originally ran in the february 1994 issue of model airplane news tune in to the radio control show for your chance to win big all you have to do is watch the current episode and get the special code you need to enter the sweepstakes simply fill out the form online and enter the code broadcast in our latest episode before july 1 2011 and you could be a winner go to modelairplanenews.com/rcshowsweeps to view the show and get the code 8 more from this issue at modelairplanenews.com

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preflight est 1929 editorial executive editor debra cleghorn debrac@airage.com gerryy@airage.com johnr@airage.com rc connections senior technical editor gerry yarrish west coast senior editor john reid copyeditor/editorial coordinator katherine pierpont at this year s top gun scale invitational we learned of an interesting connection between two team scale pilots chip koenig is a full-time airline pilot and national air guard major whose unit was recently activated to participate in exercises in the south pacific for three months chip returned home less than two weeks before the start of top gun but was still able to make the event with builder rudy vinalet and his fokker dr 1 it turns out that another team scale pilot ray johns flying mike selby s fb-111a is the air force general who called chip s unit to active duty contributors bob aberle gary allen jason benson larry cooper budd davisson roy day don edberg mike gantt dave garwood dave gierke greg gimlick john glezellis henry haffke aaron ham sal iasilli clarence lee brian lewis jim newman mark phillips mark rittinger jim ryan david scott jerry smith quique somenzini faye stilley michael stroup john tanzer richard thompson craig trachten paul tradelius pat tritle rich uravitch david vaught nick ziroli sr a hot aerobat the bh models wild hots reviewed in this issue has quite a history the first hots a dan santich design published in a 1984 issue of model airplane news was so popular that dan designed nine additional airplanes on the hots theme following in his father s footsteps steven santich modernized the original equipping it with brushless electric power system all of the hots plans are available on the airagestore.com but for those of you more inclined to flying than building the bh models arf version is just the ticket for that unmistakable hots performance debra cleghorn executive editor media services vice president media services corporate strategy laurene r booth creative director betty k nero art director kevin monahan associate art director brenden hitt staff photographer hope mccall video producer joseph arthur web producer holly hansen traffic coordinator tracey terenzi advertising advertising director mitch brian senior account executive ben halladay account executives brian vargas jason sams account executive canada dean eusepi sales coordinator yvonne rodney consumer marketing circulation director richard rukaniec newsstand director david goodman marketing manager barbara begley marketing assistant emil defrancesco publishing group publishers louis v defrancesco jr yvonne m defrancesco ask for model airplane news at your local hobby shop hobby shop distribution by kalmbach publishing co 800 558-1544 ext 818 national and international distribution by kable distribution services 14 wall street 4c new york ny 10005 212 705-4621 ray johns left and chip koenig at the 2011 top gun scale invitational both were entered in team scale your ultimate helicopter resource how to reach us editorial mail 88 danbury road wilton ct 06897 usa phone 203 431-9000 fax 203 529-3010 subscription customer service 800 827-0323 386 246-3323 outside the u.s or modelairplanenews.com/cs from the editors of model airplane news this special issue features more than 250 products and is your ultimate helicopter resource whether you re a sport pilot who s looking for a new micro to have fun with or an expert who wants the latest all-out 3d machine each item from the accessories to the workshop tools to the helicopters themselves has been personally recommended by our team of editors and contributors this special issue also has step-by-step flight advice a post-crash repair how-to engine tuning tips mustknow information on gyros and much more it is available at newsstands and the airagestore.com rcx.com magazine publishers of america printed in the usa 12 more from this issue at modelairplanenews.com

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from sunday fun to competition flying and everything in between the all-new g6 series has just the lipo you need the world s most advanced lipo batteries yet up to 60 more power 100 more cycle life 12c charge rates and new low prices g6 pro lite 25c series g6 pro performance 45c series g6 pro power 65c series tp820cd dual port best of all g6 series batteries are available at our lowest prices ever are backed by an industry-leading full 2-year warranty 50 o damage replacement program coverage and are still proudly assembled and supported in the usa #1 in performance and reliability

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airwaves email man@airage.com mail airwaves air age media 88 danbury road wilton ct 06897 usa gp waco view of the new great planes waco ymf-5 biplane in your july 2011 issue i instantly fell in love with this gorgeous multi-wing classic as soon as i saw the first ad for it many years ago i had built a .60-size waco ymf from the old pica kit and i always wanted to build a bigger one great planes 72-inch version seems to be just the right size for my favorite gas engine the zenoah g-26 do you think it would be a good fit george mathew email the g-26 is a very good choice as a powerplant for the new waco biplane several years ago i reviewed a similar-size waco and the combination was just great spinning a moki 18x6 prop the g-26 with a pitts-style slimline muffler provided plenty of climb power and i flew it most of the time between half and three-quarter power the only downside to the engine is its size and the location of the under-slung muffler made it necessary to remove some of the firewall s bottom edge and i had to relocate some of the attachment brackets for the engine cowl i would suspect that you d have to do the same with the waco from great planes good luck with your project gy u kudos to michael york for his great re hard rc pilot i did also enjoy all the fun and excitement generated by the car guys i also love flying giant-scale warbirds so seeing that you awarded plane of the year to the top flite gold edition p-40 giant-scale arf brought a smile to my face i had been contemplating dropping some plastic on this plane but now there s no question i don t remember seeing a flight report for the p-40 what issue did you review it in josé rodríguez long beach ca josé thanks for writing and also thank you for attending rcx yes after sorting through many of the past year s review airplanes we came to the conclusion that top flite did everything right with its giantscale p-40 warhawk the p-40 is a quality product and everything fits the bill for a plane of the year winner when it came to flight performance it won hands down for great all-around handling and performance our longtime contributor aaron ham reviewed the beautiful warhawk in the april 2011 issue how could you miss it it was also on our cover gy the only downside to the engine is its size and the location of the under-slung muffler made it necessary to remove some of the firewall s bottom edge u i was surprised to see your announcements for the products of the year awards in your rcx coverage my son and i attended rcx this year in pomona ca and we had a great time though i am a die rcx plane of the year u i just finished reading your july 2011 issue and i was very pleased to find rich uravitch s report on the florida jets event i had hoped to attend this year to see all the amazing turbine hardware but just could not make it for 2011 i hope to go to the event next year i have one question however who makes the great-looking gulfstream g3 shown on page 91 roger mckay email florida jets gulfstream write to us we welcome your comments and suggestions address letters to airwaves model airplane news air age media 88 danbury rd wilton ct 06897-7337 usa email man@airage.com letters may be edited for clarity and brevity we regret that owing to the tremendous numbers of letters we receive we cannot respond to every one 14 more from this issue at modelairplanenews.com

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bob curry tries to bring in a full-size gulfstream roger fooled ya the photo of our good buddy bob curry doing that low flyby is actually a impromptu staged shot of a fullsize g3 coming in for a landing the paradise field flying location is directly next to the lakeland linder airport and it just happened to be in the frame when rich uravitch brought it to bob s attention sorry for our little tongue-in-cheek trick would make a great rc project though gy u i have been enjoying model airplane news for several years i also appreciate that you always have something in each issue for the rotor heads in your readership please keep up the helicopter coverage especially rotor speed and nitro-powered heli reviews any chance you guys will consider doing a helicopter special issue just a suggestion peter rainer email peter thanks for the words of encouragement you re in luck as we ve just put the finishing touches on our radio control helicopter buyer s guide and it is on the newsstands right now this all-helicopter guide is jam-packed with news and products for the rotor heads and features over 250 helis engines tools radios and accessories also included are 25 top micro machines and some detailed features including an article about tail rotor gyros and kerry muncy s award-winning electric-powered ah-64 apache attack helicopter so check happy heli guy out the newsstands or go to airagestore .com to order your copy today gy u i was just at my local hobby shop where they have the advance 25e from e-flite i have been looking for a nice lowwing aileron-equipped sport flyer and this one looks like a winner i am ready to buy but would really like to learn more about it before spending the money could you please tell me in which issue you reviewed the advance craig hayworth email electric sport flyer actually we reviewed the e-flite advance 25e arf in the july 2011 issue of our sister publication electric flight thanks to the airplane s ample dihedral and generous tail surfaces the advance 25e is a great-flying plane with good stability powered with the e-flite power 25 brushless outrunner motor and a 40a lite pro speed controller this airplane has excellent performance to please both the intermediate electric flier as well as more experienced pilots and being from e-flite you know it will be well engineered gy august 2011 15

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