IVE DISCOVERED some guys dont fly see Bill Kaluf peerless scribe drive up say its just too much fun watching Chinese Fire Drill slow motion Thats Fredericksburg VA guys have 560-ft strip mowed twice week Overruns hundreds feet long own clubs small site 33 miles west Wash ington DC separates men boys Fredericksburg strip centers lovely wide-open park site Union artillery Gen Bumside glorious beard became cropper threw pontoon bridges across close-by Rappahanock tried take Rebs coyly massed behind stone wall top hill take off east am distracted big house rose garden off end park George proposed Martha two made-in-Heaven summer days Bill Kaluf indulged now-or-never fly ing Only two curious club members lunch hours Kalufs son Steve youthful guys fingers dart over trims showed up Steve test-flew victims stoke courage Well sir 6-ft Krackerjac K&B 40 Guys flying 54-in version up-scaled Remember area goes upor downas square change scales wing loading varies might believe Relatively has billboard-sized wing design very short-coupled stab bot tom airfoil semi-symmetrical forward spars flat-bottomed aft Test flights Don Sruil home showed great promise moved CG aft quite bit Afterwards blocked up crate recheck alignment clue goofed getting 20 positive tail TE wing resting cross member imparted slight negative ship time bomb Aerodynamicists will perceive negative pitching moment spite its size light crate motates 1/3 throttle stick really half-power thing pitch-crazysuicide touch trim darn thing out sync corrective movements constantly edge plowing Finally getting squared away landing approach went dead-stick wouldnt gilde its own began roller coaster sneaked tiny puts hoping feed fire Since ship clean barreled along floating ate up 560 ft nothing flat rolled stop piece know about pitching moments com mitted cardinal sin Kaluf kept shouting Youve got incidence trouble night reworked crate Blocked up again spirit level revealed need re saddle wing silicon uneven homemade incidence meter caught bad 20 stab smartly made removable two 3/16-in nylon bolts trimmed zero-zero incidence line tween extreme LE TE wing setting provided slight angular difference Above Left Bill Kaluf starts engine much-modified RC Special has longer nose 20 dihedral 1-in-wider chord flaps ailerons changes Bill Winters design September 1980 MA near model Winters 6-ft K&B 40-powered Krackerjac has 30 dihedral ailerons info about both models text Above Right Its much easier show picture describe words get differential aileron throw need servo wheel connectors set forward pivot point 450 Winters Kraclcerjac yields slight down lots up Below Left General Burnside see text sneaked candid shot Winter snapping Bill Kalufs modified RC Special Fredericksburg Winter says mods significant improvement original now flies like lively full-scale lob similar configuration Below Right Resplendent red-and-white iron-on covering Kalufs RC Special quiet-running 0S 40 four-cycle looks like some racy cabin lob Winter thinks dropped grassy field sometime mid-1930s 18 Model Aviation MICROPROCESSOR-CONTROLLED TRANSMITTER N basic idea replace Analog encod er Microprocessor does encoding system utilizes small comput er called Microprocessor provide pulse encoding instead ICs transistors present transmitter system Since Microprocessor Digital device first step digitize inputs ie sticks Microprocessor can util ized means Analog-to-Digital converter used stick get rela tive positioning stick format Microprocessor can use output conventional Analog encod ers Digital pulse-width system task processor becomes relating digitized stick values desired pulsewidth values relating inputs output pulse performed program running processor program merely relates pulse timing requirements deflection sticks programming Microprocessor translates what transmitter should doing output pulses based directions supplied Microprocessor STICKSANALOG PROCESSOR DISPLAYS MICROPROCESSOR BASED R/G TRANSMITTER sticks switches buttons Microprocessor-based RC transmitter can increase reliability through miniaturiza tion total component count elimina tion Analog components subject corrosion drift pulse-length requirement calculated stick stick calculated pulse length account such features servo reversing mixing high/low values linear/exponential rates endpoint adjustments trimming etc required calculated pulse length modi fled further account Mode Mode II selection airplane selection etc Programma ble multiple channels added will specialized control projects such robots large complex Scale models boats etc Cus tomizing functions maintained default standards An output display warning sounds adequately supported provide meaningful user interactions transmitter provides self-diagnostic ability informs user impending malfunctions well fault analysis servicing Meredith Leuken Bill Hannans five Farman Moustiques Senior Local Pilot Hannans Hangar Model Builder magazine author Peanut Power Bill has outdone himself yet another new gem among books Scrapbook Scale 3Views & Nostalgia noted tendency aileron yaw hold nose straight split second ailerons applied indicating either vertical tail should increased handles yaw differential should cranked ailerons corrected using big Gaggle high-performance glider types seen Astro-sponsored SULA Electric Contest held high school field Cslifornia apparently 05-size models Theme meet max flight time minimum motor run Guys getting 5-mm flights 30sec runs Pic shows front L-R Larry Jolly Bob Boucher Dennis Brandt 2nd placel Roger Roth 3rd rear Bill Boss 4th Dan Fink Rick Schrameck list John Brown 5th five winners used 7-4 Rev-Up props six Sanyo 12 Ah cells others seven cells November 1983 19 Left Dr Suding snapped explaining Winter keys used vertical row keys right provides example selection preset trims four different airpalnes transmitter can used fleet planes other possibilities trans mitter left Sudings original holding follow-on version display panel top Right backs removed can see whats inside transmitters Compare board bottom block diagram printed below GIANT STEPS 56oo44OfGlore Rt Awtroft Giant Steps Book Giant R/C Aircraft Air Age Inc 837 Post Rd Darien CT 06820 144 pus 8A x 11 paperback $1295 Although book hot off press columnist finished reading Giant Steps must con template world Giant Scale rich inspiring photos drawings plans well copious text recognized ex perts Its 16 well-organized chapters provide fine briefing giant step execution sound safe aircraft key areassuch kits plans engines props building materials servos radios etc Other chapters detail such tricky matters landing gear retracts hinges link ages struts rigging etc Whether wonder about floats float flying smoke systems fly Giants etc Other chapters accessories hints observations etc round out picture five plans plus features re spected famous folkssuch own Bob Beckman Included special buyers guide pictorial listing proven plan designs Some nice full-color pictures plus fine printing paper make class act big planes appeal mustbuy book servo wheel locating connectors 450 forward servo shaft Now up-aileron far down-aileron Kaluf swears told real Jung meister nearby museum no down 1 bought argument minimize downaileron always though down-aileron did work well crate flies now never weaned old-time technique stand ing behind crate takeoffwhich leads cries Get off runway Hey Bill may land Now can stand off side runway like normal folks have thing run toward nothing lifts off gently tail-drag ger files out flat holding tad down gracefully rotates climbs nice angle rock-steady No aileron yaw Seeing usual nose-down aileron turn expected flippers tightened turn compelling __________________________ I/5 I/B LEADING EDGE -HiVI DIHEDRAL 11 II 0123456 SLALL IN INCHES I~_5/8 TAPERED-TRAILING_EDGE-a~ /B 3g &ALSA%IGIN SPAR --I HA NG 1FVi EGGING UpO/KYI DESIGNED BY R G SchmdI CO-2 introduced Herkimer 1947 OK Cub 049 too commercial scale swept country time Nats event Among first kits Midwest Porky immediate predecessor immortal Sniffer cabin FF still us today Hall Famer Wally Simmers along Frank Big Steep Garcher latter majordomo modern Midwest Wally now being S K&S together 30s Wally gen erally credited Sniffer design Wally RG Schmitt now Convair sort fooled around together airplane designs Actually Schmitts name will found de signer old plans Schmitt Bill Winter found authentic Porky plan simplified Planes suit relatively big Herkimer CO-2 engines i4A size built original size scaled either up down Porky still ideal sport FF CO-2 glow would also ideal small-field RC electric glow power Rudder-only suggested built small rudder elevator throttle controller enlarged As FF high cabin means will go right under power unbank go straight tried Giant Scal em bit coordinating aileron rudder Better found 30 dihedral cabin-type plane rudder gave gentle smooth turn altitude change coor dinated rudder elevator Magic no thermals evidently gentle smooth lift lay over land night cool hot sun does things 11 oclock trimmed-rudder circles idle crate proved soaring-crazy its fourth fifth flights went sky high brought down went back up could ride air hours Approaches shout spoilers drag flapswill get spoilers have soared plane Ive ever made Continued page 22 20 Model Aviation Good things come small packages John Hendersons big electric-pc.. small suitcase big attache case Note fuselage hinged bottom fold two pieces Wing dowels passthrough plytabs rearfuselagetop plydoublers forward fuselageyou can see pushrods extending forward ready attach servos Detachable wing panels stabilizer halves per standard practice Did transmitter fIt same box Fantasy Perhaps Hendersons workshop fits suitcases see beIng stomped ape TV Tom Schmitt photo HatfIeld 1981 Discriminate Scale Fliers Demand Dave Platt Im perfectionist kits prove reputation finest models RC scale has founded upon careful attention detail period over twenty years fact m particular about kits theyre available personally make kit sign hold myself responsible reproductions genuine Dave Plait kit guarantee true outline combined force arrangement flies properly THE ULTIMATE legendary beauty effiaency Spitfire 1/5 scale Accurate last subtle curve Magnificient indeed just sitting simply awe inspinng flight Powered 90 120 glo engine Maximizerl ultimate Spitfire 41 AEb provide intense experience sophisticated R/G wSpan 88Length 76Weight 15-20 lbs $ &kmodeler Bucker Jungmeister0 regular direct drive engines 60 90 65 span 11/4 scalel ace aerobatic biplane time Still fits car $139 IPMeer%djniitt Ie 109 bold flies great staying easily transportable 1/5 scalel 79 span over 1000 sq ins I$179for 90 engines New 1/4 Scale PilotAlso$139 Supplied unpaint ad comes in- Available 1/5 116 scale WorldRetracting struction booklet Landing Gear War II Fighter Pilots fullNow Strengthened $30figure heavier ships ___________________________Compiete system $139 110W TO ORDER D om mans a e no mark-api Write calIwe accept check money order Master Charse V a ds pay UPS anywhere USA lFlorida residents add 4% sales tax accept o ego o de pay ghi information model send sell addressed envelope nave Dlatt Nuodels inc 15th Street Plantat ion Florida 33313 6940 NWPhone 305 587-4861j No aJJiaed vat ohe wont soar aint airplane guy almost lost Junior Falconthats Half-A Incidentally Bill Kaluf moved Krackerjacs 1000 mAh battery 7 ward hectic night receiver 5 plus put heavy spinner Big crates require heroic measures Call Go Something else Bill Kaluf flies well-weath ered Senior Telemaster once equipped side-looking camera llkes ride cracked flaps makes dodlle enough old lady Its early-model OS 40 may have flown Julius Caesar tachs 9000 11-6 suggested try POWR treatment resulting jump 10200 rpm excited him much fol lowed Krackerjac lift Naturally couldnt help another having hands full eyes locked-in Only flash yel low wing panel saved him losing Senior Telemaster POWR especially effective older beatup engines because gets rid carbon varnish permeates metal low-friction protective finish As dribble stuff venturi engine falters picks up rpm higher higher find significant change needle toward lean rejuvenated retired OS 35which now drags rubber ducky impressively stuff works Flight fancy could have anything want transmitter what would envision Dont think existing transmitters exercise pure imagination whatever miracles conjure up should cost less too about function com bination thereof might dream knobs switches levers other stuff cant find hurry forget unwanted mode acci dentally bump lose adjustmentsor worse Imagine have four different airplanes fly differently set up differ ently control movements trims employment controlsexponential llnear rate mixing anything Suppose four push buttons labeled B C D repre senting four ships Push have what need Plane No 1 push D Plane No 4 Since pipe-dreaming dare imagine transmitter remembers plane fly exactly fly including abillty repeat trim use particular ship anytime wish can revert standard 4-ch Dare imagine can flight-trim chan nels pressing automatic trim button crank up dozens channels about button accesses sophis ticated world boat controls virtually infinite functions Helleopters still keep airplane setups Flaperons Easy V-tall mixing Sure about LCD dis play tells anything demand volt age servo pulse lengths accurate settings match transmitter/receiver stantly adjustable watch numbers lots lots Let display flight time too Add audible warning its time land along display saying land 15-sec-interval reminder beeps left things unusual rate such low rate exponential etc about warning audible signal system detects impending malfunction transmitter Everything seems OK warned land queries transmitter gets answer dis play such dirty aileron pot 22 Model Aviation Catalog Twelve page-Fully Illustrated complete details on. MUFFLERS ENGINE MOUNTS ENGINE TESTING EQUIP SCALE ACCESSORIES SMOKE KITS ETC Imagine programming panel enables easily set up virtually infinite func tions Suppose flying techniques change three years new demands require different techniquesand gadgets know quickly equipment becomes obsolete dream transmitter never grows obsolete Just plug new IC chip ye-u still business Impossible youd agree transmitter exists may market within six months may change RC world forever everyday use nations leading designers RC sys tems project develop 14-channel system RPV field seven months development program man computer transmitter has done showed engineer could set up 14-channel unit five min utes Thats truth help us man can design mechanically such transmitter seven hours software secret can talk about Writing program has consumed 250 hours real experts time estimates 250 hours fine-tune better results performed feat What trans mitter does work dont know beans about such stuff came away notes probably mean much folks electronics man Dr Robert Suding Herndon VA Having made contributions number telecommunications computer com panies using technologies based upon micro computers now has own consulting firm Working home engaged de velopment work giant firms brainstorm ing new concepts plays sorts things fun Theres computerized pipe organ having pipes fill room wail-towall Since looked capable shaking cathedral didnt ask him play Out back has observatory 18-in telescopeone biggest state Hes entered star charts computer enab ilng seek out target follow 24-hr basis As large big two-car garage observatory has roof rolls back unleash stellar siege gunbigger friendly howitzer rolling roof computerized shall describe Roberts transmitter separate item few last words board Silver 7 owners see bot tom transmitter replaced equal-sized board mounts magic components Robert claims skilled worker could assemble install board own RC transmitter Roberts teenager son Dennis builds models garage flies up stormshelter car much lower priority invited fly system dizzy enough already found high hu midity noontime sun 940 day too much Others have flown report cannot detect difference put human scale report faithfully boys could find booster battery system does replace man doesnt program ffights couldnt Rather expands enormously what man can flying skills improves fly ing precision can still have roll tons etc Asked transmitter control stick pots could eliminated Robert answered Easily pots remain tempo rarily because digitized sticks would Continued page 123 TypeNitro %Lubricant Gal Price Drum Price Freight PaidFreight-Collect FAI00/0Synthetic$ 675$13995 5s5%Synthetic$ 775$21995 Sc5%Castor$ 775$21995 4cyl70/0Castor$ 850$28995 lOs10%Synthetic$ 895$32995 lOc100/oCastor$ 895$32995 R/O121/2%Syn & Castor$ 995$34995 iSs15/oSynthetic$ 995$34995 20c20%Castor$1395$51995 25s25%Synthetic$1495$52995 4040%15 Syn-5 Castor$1995$72995 50500/0Synthetic$2395$89595 6060%Synthetic$2695$99595 EXCEPT 54 GAL DRUMS MINIMUM ORDER 4 Gal Asst OK DISCOUNTS 24 63 Gal Deduct 50/s Asstd OK 64 Gal Orders Deduct 100/a Asstd OK Sheldons Hobby Shop y11 3157 Alum Rock Avenue J San Jose California 95127 M/C VISA iu 251-0787 UPS COD -$165 Hours Mon-Wed Fri & Sat 930-530 Thor 930-900 Sun 1200-500 WHY SETTLE FOR LESS can have Performance/conomy 15x 6 18x 6- 8-1O __________20x 6-8- 10 __ ____ _____22x 8-1018OO Prces ncIae UPS charges D MASTER CHARGE DVISA DCOD EJCHECK DMONEY ORDER Dynathrusts composite construction provides Unequaled Durability Saves money 100% accurate pitch results Outstanding Performance Air Counts s700 slOOO s1400 Dealers / Distributors Invited DYNATHRUST PROPS INC 2541 NE lith Court Pompano Beach FL 33062 F305-9419119 November 1983 23 High film strength lubricant increased power long engine life Detergents cut performance robbing varnish Highest quality ingredients insure top engine performance reliability Fun/Winter Continued page 13 costly manufacture pots will go eventually Theres went pulse code modulationcom mon abroadand digitized sticks could eliminate interference get virtually components out servos adding chip receiver interfering sig nal arrives receiver pulse code modu lated provides control trans mitted frame fouled interference receiver will reject garbled frames because information checks transmitted simultane ously allow receiver compare inputs prescribed correct inputs rejects garbled frames comes back line glitching spurious inputs vanish Ac cording Sudding note slight slowness control response dont know interference interference steady locked frequency re ceiver decides someone has goofed therefore going fail-safe servos go neutral engine servo idle Robert flying such systemit wave future delaying problem various nations manufacturers approaching problem independently unity would possible go big IC makers special chip quantity would make want bother us Robert sees AMA logical body achieve such standards Thats possible think will arranged him consult AMA help achieve fantastic goal Another thing Roberts trans mitter eliminates pot component drift common temperature-extreme days passing parade am struck dumb stream wonderful magazines books Older modelers know live golden age miracles Energetic young guys like Engllshmen mad dogs fly under blaz ing sun may take granted will remember happy times increas ing fondness am surprised inspired made grateful magazine book pamphlet articles Ive given up fretting about magazine best wouldnt Im excited frenzied competition produces excellence know effort dozens staff people columnists put prod ucts must labor vine yard still knows choose climb mountain simply because there best magazine No bad No Sometimes think better others next time around think anothers issue best Ive ever seen leave mags reading table come back again again few years ago rare have unfinished time following issue rolled around Now pile up cant finish Ive taken clipping things didnt know may able put good use Magazines same has focused slants mixes make better others special ways Merely looking pictures waste folks write professionally often bow talents am moved enough occasion ally write some author designer note appreciation subscribing maga zines stretches budget try buy selec tion two add up broad est mix coverage Im sucker tidbits wisdom oddities useless facts too tongue-in-cheek want good show must quote Joe Klause Model Build er Misconceptions abound world example youve undoubtedly heard moon made green cheese Actually its slice very large green tomato Joe shocked making clear explosions dont take place normally model engine explained combustion relatively slow burning process accompanied cre ation light extreme heata vigorous violent union substances oxy gen Showing simple diagrams based upon industrial photos inner cylinder com bustion process says explosion detonationthe knock-knock business leaned cooked engines squandered bucks Only some kind nut would want explosion cylinders engines same type llkes green cheese Joe wound up Clarence Lee dis penses question-and-answer form RC Modeler practical info man seemingly could know made chuckle olden days Powermist Francisco Labs fuel bitter cold days body used prime enginesif wanted fly can potent single drop dispensed pointed stick against side piston top dead cen ter resulted prop banging off first flip Arden 09 loved Powermist smelled lovely hand-launched crate aroma swirling around noggin gave him such high didnt care what happened crateif indeed ever remembered prop blast smelled like Garden Eden Did put perfume asked curions reader Yes said Clarence Now know dash Channel No would very nicea reminder too airplane widows serious side find Jerry Smith R C Modeler keeps making feel stupid just learned nylon bolts dont always shear crash installed properly answers embarrassingly simple told about Noble switch could reliable Merlln told use Nobles Its tricky open-looking thing lots soldering tabs Ace Du-Bro among others have Jerry whens next class cringe field-and-bench things am impressed insights provid ed Art Schroeder ModelAirplane News though cant understand manages editor have time tests hear old-maids stories field wellknown Scale RTF wont take off ex perts hands takes off beautifully bit toe-inas Art found didnt lieve toe-in quite important have balky tail-dragger try toe-in After big boys always Art seems love variety So check him 30 days Bill Hannan Model Builder fun like him better Winter Hannan hasnt reached outrageous stage hes Twilight Zone Hannan talking about exhibition Orley Field Paris So theres guy large life VTOing Eiffel Tower scale too tall guy lifting off under urge push-pull props hardly could notice dreamt about onean Eiffel Tower Space Shuttle worlds greatest all-time model ers Emmanuel Fillon long-ago Wakefield winner France graced Hannans Hangar Fillon genius two rubber-powered modelsthey look lot like real planes Whats great rubber inside wing leading edges driving squir rel-cage turbine inside fuselage Big air scoops appear side fuselage wing junction Whats squirrel cage have central air conditioning youll find efficient blower useda squirrel-cage type Take look Fillons jets fly Wonder compare ducted fans Are ducted fans Just Rubber jobs right Flying Models theres marvelous boat section love boats trains though fol low hobbies enjoying pictures wonder things scale clam boat no less scale clams deck Editor Bob Hunt World Champion CL Aerobatics took RC like duck water once bought crates dad Bob learned RC Aerobatics pattern nothing flat Hes tenacious mag another gem FM writer Bob Aberle speaks about radio equipment Hutton llstens want know whats what boxes Read Aberle understand him theres Pete Chinn earlier days MAN engaged Pete long-running features Foreign News Engine Reviews us wont buy new exotic engines until read com ments word years Aeromodeller consid ered finest mag English language So good seemed stuffy RC came along mags soul-search ing Don Dewey provedpeople thought him nuts back thenan all-RC mag feasible Other mags strove balance mixed treat mentit vital keep many-faceted hobby alive Most American mags eventually tilt toward RC still what must British split field RC other mags Over years once-great Aeromodeller driftedno RC Now theyve redesigned thing made larger include full-size plans 8-pg SE 5 fold-out impressive material fine photos well-crafted overall design July 1983 issue caught world-wide interest done loving care impressive atten tion detail Nice full-scale too hope go forever havent mentioned Model Aviation Heck youre looking Ads mags like Disneyland Long ago Air Thails temporarily stymied Charlie Grant editor MAN survey revealed secret read ers consider ads editorial mate rial Some people hate ads theyve got polarities wrong Ads make world go round learned live long time ago read Jim Martins mall-order-house ads like Sunday supplement Some best shows Off-Broadway Bill Winter 4426 Altura Ct Fairfax VA 22030 SAFE FLYING IS NO ACCIDENT November 1983 123
Edition: Model Aviation - 1983/11
Page Numbers: 18, 19, 20, 22, 23, 123
IVE DISCOVERED some guys dont fly see Bill Kaluf peerless scribe drive up say its just too much fun watching Chinese Fire Drill slow motion Thats Fredericksburg VA guys have 560-ft strip mowed twice week Overruns hundreds feet long own clubs small site 33 miles west Wash ington DC separates men boys Fredericksburg strip centers lovely wide-open park site Union artillery Gen Bumside glorious beard became cropper threw pontoon bridges across close-by Rappahanock tried take Rebs coyly massed behind stone wall top hill take off east am distracted big house rose garden off end park George proposed Martha two made-in-Heaven summer days Bill Kaluf indulged now-or-never fly ing Only two curious club members lunch hours Kalufs son Steve youthful guys fingers dart over trims showed up Steve test-flew victims stoke courage Well sir 6-ft Krackerjac K&B 40 Guys flying 54-in version up-scaled Remember area goes upor downas square change scales wing loading varies might believe Relatively has billboard-sized wing design very short-coupled stab bot tom airfoil semi-symmetrical forward spars flat-bottomed aft Test flights Don Sruil home showed great promise moved CG aft quite bit Afterwards blocked up crate recheck alignment clue goofed getting 20 positive tail TE wing resting cross member imparted slight negative ship time bomb Aerodynamicists will perceive negative pitching moment spite its size light crate motates 1/3 throttle stick really half-power thing pitch-crazysuicide touch trim darn thing out sync corrective movements constantly edge plowing Finally getting squared away landing approach went dead-stick wouldnt gilde its own began roller coaster sneaked tiny puts hoping feed fire Since ship clean barreled along floating ate up 560 ft nothing flat rolled stop piece know about pitching moments com mitted cardinal sin Kaluf kept shouting Youve got incidence trouble night reworked crate Blocked up again spirit level revealed need re saddle wing silicon uneven homemade incidence meter caught bad 20 stab smartly made removable two 3/16-in nylon bolts trimmed zero-zero incidence line tween extreme LE TE wing setting provided slight angular difference Above Left Bill Kaluf starts engine much-modified RC Special has longer nose 20 dihedral 1-in-wider chord flaps ailerons changes Bill Winters design September 1980 MA near model Winters 6-ft K&B 40-powered Krackerjac has 30 dihedral ailerons info about both models text Above Right Its much easier show picture describe words get differential aileron throw need servo wheel connectors set forward pivot point 450 Winters Kraclcerjac yields slight down lots up Below Left General Burnside see text sneaked candid shot Winter snapping Bill Kalufs modified RC Special Fredericksburg Winter says mods significant improvement original now flies like lively full-scale lob similar configuration Below Right Resplendent red-and-white iron-on covering Kalufs RC Special quiet-running 0S 40 four-cycle looks like some racy cabin lob Winter thinks dropped grassy field sometime mid-1930s 18 Model Aviation MICROPROCESSOR-CONTROLLED TRANSMITTER N basic idea replace Analog encod er Microprocessor does encoding system utilizes small comput er called Microprocessor provide pulse encoding instead ICs transistors present transmitter system Since Microprocessor Digital device first step digitize inputs ie sticks Microprocessor can util ized means Analog-to-Digital converter used stick get rela tive positioning stick format Microprocessor can use output conventional Analog encod ers Digital pulse-width system task processor becomes relating digitized stick values desired pulsewidth values relating inputs output pulse performed program running processor program merely relates pulse timing requirements deflection sticks programming Microprocessor translates what transmitter should doing output pulses based directions supplied Microprocessor STICKSANALOG PROCESSOR DISPLAYS MICROPROCESSOR BASED R/G TRANSMITTER sticks switches buttons Microprocessor-based RC transmitter can increase reliability through miniaturiza tion total component count elimina tion Analog components subject corrosion drift pulse-length requirement calculated stick stick calculated pulse length account such features servo reversing mixing high/low values linear/exponential rates endpoint adjustments trimming etc required calculated pulse length modi fled further account Mode Mode II selection airplane selection etc Programma ble multiple channels added will specialized control projects such robots large complex Scale models boats etc Cus tomizing functions maintained default standards An output display warning sounds adequately supported provide meaningful user interactions transmitter provides self-diagnostic ability informs user impending malfunctions well fault analysis servicing Meredith Leuken Bill Hannans five Farman Moustiques Senior Local Pilot Hannans Hangar Model Builder magazine author Peanut Power Bill has outdone himself yet another new gem among books Scrapbook Scale 3Views & Nostalgia noted tendency aileron yaw hold nose straight split second ailerons applied indicating either vertical tail should increased handles yaw differential should cranked ailerons corrected using big Gaggle high-performance glider types seen Astro-sponsored SULA Electric Contest held high school field Cslifornia apparently 05-size models Theme meet max flight time minimum motor run Guys getting 5-mm flights 30sec runs Pic shows front L-R Larry Jolly Bob Boucher Dennis Brandt 2nd placel Roger Roth 3rd rear Bill Boss 4th Dan Fink Rick Schrameck list John Brown 5th five winners used 7-4 Rev-Up props six Sanyo 12 Ah cells others seven cells November 1983 19 Left Dr Suding snapped explaining Winter keys used vertical row keys right provides example selection preset trims four different airpalnes transmitter can used fleet planes other possibilities trans mitter left Sudings original holding follow-on version display panel top Right backs removed can see whats inside transmitters Compare board bottom block diagram printed below GIANT STEPS 56oo44OfGlore Rt Awtroft Giant Steps Book Giant R/C Aircraft Air Age Inc 837 Post Rd Darien CT 06820 144 pus 8A x 11 paperback $1295 Although book hot off press columnist finished reading Giant Steps must con template world Giant Scale rich inspiring photos drawings plans well copious text recognized ex perts Its 16 well-organized chapters provide fine briefing giant step execution sound safe aircraft key areassuch kits plans engines props building materials servos radios etc Other chapters detail such tricky matters landing gear retracts hinges link ages struts rigging etc Whether wonder about floats float flying smoke systems fly Giants etc Other chapters accessories hints observations etc round out picture five plans plus features re spected famous folkssuch own Bob Beckman Included special buyers guide pictorial listing proven plan designs Some nice full-color pictures plus fine printing paper make class act big planes appeal mustbuy book servo wheel locating connectors 450 forward servo shaft Now up-aileron far down-aileron Kaluf swears told real Jung meister nearby museum no down 1 bought argument minimize downaileron always though down-aileron did work well crate flies now never weaned old-time technique stand ing behind crate takeoffwhich leads cries Get off runway Hey Bill may land Now can stand off side runway like normal folks have thing run toward nothing lifts off gently tail-drag ger files out flat holding tad down gracefully rotates climbs nice angle rock-steady No aileron yaw Seeing usual nose-down aileron turn expected flippers tightened turn compelling __________________________ I/5 I/B LEADING EDGE -HiVI DIHEDRAL 11 II 0123456 SLALL IN INCHES I~_5/8 TAPERED-TRAILING_EDGE-a~ /B 3g &ALSA%IGIN SPAR --I HA NG 1FVi EGGING UpO/KYI DESIGNED BY R G SchmdI CO-2 introduced Herkimer 1947 OK Cub 049 too commercial scale swept country time Nats event Among first kits Midwest Porky immediate predecessor immortal Sniffer cabin FF still us today Hall Famer Wally Simmers along Frank Big Steep Garcher latter majordomo modern Midwest Wally now being S K&S together 30s Wally gen erally credited Sniffer design Wally RG Schmitt now Convair sort fooled around together airplane designs Actually Schmitts name will found de signer old plans Schmitt Bill Winter found authentic Porky plan simplified Planes suit relatively big Herkimer CO-2 engines i4A size built original size scaled either up down Porky still ideal sport FF CO-2 glow would also ideal small-field RC electric glow power Rudder-only suggested built small rudder elevator throttle controller enlarged As FF high cabin means will go right under power unbank go straight tried Giant Scal em bit coordinating aileron rudder Better found 30 dihedral cabin-type plane rudder gave gentle smooth turn altitude change coor dinated rudder elevator Magic no thermals evidently gentle smooth lift lay over land night cool hot sun does things 11 oclock trimmed-rudder circles idle crate proved soaring-crazy its fourth fifth flights went sky high brought down went back up could ride air hours Approaches shout spoilers drag flapswill get spoilers have soared plane Ive ever made Continued page 22 20 Model Aviation Good things come small packages John Hendersons big electric-pc.. small suitcase big attache case Note fuselage hinged bottom fold two pieces Wing dowels passthrough plytabs rearfuselagetop plydoublers forward fuselageyou can see pushrods extending forward ready attach servos Detachable wing panels stabilizer halves per standard practice Did transmitter fIt same box Fantasy Perhaps Hendersons workshop fits suitcases see beIng stomped ape TV Tom Schmitt photo HatfIeld 1981 Discriminate Scale Fliers Demand Dave Platt Im perfectionist kits prove reputation finest models RC scale has founded upon careful attention detail period over twenty years fact m particular about kits theyre available personally make kit sign hold myself responsible reproductions genuine Dave Plait kit guarantee true outline combined force arrangement flies properly THE ULTIMATE legendary beauty effiaency Spitfire 1/5 scale Accurate last subtle curve Magnificient indeed just sitting simply awe inspinng flight Powered 90 120 glo engine Maximizerl ultimate Spitfire 41 AEb provide intense experience sophisticated R/G wSpan 88Length 76Weight 15-20 lbs $ &kmodeler Bucker Jungmeister0 regular direct drive engines 60 90 65 span 11/4 scalel ace aerobatic biplane time Still fits car $139 IPMeer%djniitt Ie 109 bold flies great staying easily transportable 1/5 scalel 79 span over 1000 sq ins I$179for 90 engines New 1/4 Scale PilotAlso$139 Supplied unpaint ad comes in- Available 1/5 116 scale WorldRetracting struction booklet Landing Gear War II Fighter Pilots fullNow Strengthened $30figure heavier ships ___________________________Compiete system $139 110W TO ORDER D om mans a e no mark-api Write calIwe accept check money order Master Charse V a ds pay UPS anywhere USA lFlorida residents add 4% sales tax accept o ego o de pay ghi information model send sell addressed envelope nave Dlatt Nuodels inc 15th Street Plantat ion Florida 33313 6940 NWPhone 305 587-4861j No aJJiaed vat ohe wont soar aint airplane guy almost lost Junior Falconthats Half-A Incidentally Bill Kaluf moved Krackerjacs 1000 mAh battery 7 ward hectic night receiver 5 plus put heavy spinner Big crates require heroic measures Call Go Something else Bill Kaluf flies well-weath ered Senior Telemaster once equipped side-looking camera llkes ride cracked flaps makes dodlle enough old lady Its early-model OS 40 may have flown Julius Caesar tachs 9000 11-6 suggested try POWR treatment resulting jump 10200 rpm excited him much fol lowed Krackerjac lift Naturally couldnt help another having hands full eyes locked-in Only flash yel low wing panel saved him losing Senior Telemaster POWR especially effective older beatup engines because gets rid carbon varnish permeates metal low-friction protective finish As dribble stuff venturi engine falters picks up rpm higher higher find significant change needle toward lean rejuvenated retired OS 35which now drags rubber ducky impressively stuff works Flight fancy could have anything want transmitter what would envision Dont think existing transmitters exercise pure imagination whatever miracles conjure up should cost less too about function com bination thereof might dream knobs switches levers other stuff cant find hurry forget unwanted mode acci dentally bump lose adjustmentsor worse Imagine have four different airplanes fly differently set up differ ently control movements trims employment controlsexponential llnear rate mixing anything Suppose four push buttons labeled B C D repre senting four ships Push have what need Plane No 1 push D Plane No 4 Since pipe-dreaming dare imagine transmitter remembers plane fly exactly fly including abillty repeat trim use particular ship anytime wish can revert standard 4-ch Dare imagine can flight-trim chan nels pressing automatic trim button crank up dozens channels about button accesses sophis ticated world boat controls virtually infinite functions Helleopters still keep airplane setups Flaperons Easy V-tall mixing Sure about LCD dis play tells anything demand volt age servo pulse lengths accurate settings match transmitter/receiver stantly adjustable watch numbers lots lots Let display flight time too Add audible warning its time land along display saying land 15-sec-interval reminder beeps left things unusual rate such low rate exponential etc about warning audible signal system detects impending malfunction transmitter Everything seems OK warned land queries transmitter gets answer dis play such dirty aileron pot 22 Model Aviation Catalog Twelve page-Fully Illustrated complete details on. MUFFLERS ENGINE MOUNTS ENGINE TESTING EQUIP SCALE ACCESSORIES SMOKE KITS ETC Imagine programming panel enables easily set up virtually infinite func tions Suppose flying techniques change three years new demands require different techniquesand gadgets know quickly equipment becomes obsolete dream transmitter never grows obsolete Just plug new IC chip ye-u still business Impossible youd agree transmitter exists may market within six months may change RC world forever everyday use nations leading designers RC sys tems project develop 14-channel system RPV field seven months development program man computer transmitter has done showed engineer could set up 14-channel unit five min utes Thats truth help us man can design mechanically such transmitter seven hours software secret can talk about Writing program has consumed 250 hours real experts time estimates 250 hours fine-tune better results performed feat What trans mitter does work dont know beans about such stuff came away notes probably mean much folks electronics man Dr Robert Suding Herndon VA Having made contributions number telecommunications computer com panies using technologies based upon micro computers now has own consulting firm Working home engaged de velopment work giant firms brainstorm ing new concepts plays sorts things fun Theres computerized pipe organ having pipes fill room wail-towall Since looked capable shaking cathedral didnt ask him play Out back has observatory 18-in telescopeone biggest state Hes entered star charts computer enab ilng seek out target follow 24-hr basis As large big two-car garage observatory has roof rolls back unleash stellar siege gunbigger friendly howitzer rolling roof computerized shall describe Roberts transmitter separate item few last words board Silver 7 owners see bot tom transmitter replaced equal-sized board mounts magic components Robert claims skilled worker could assemble install board own RC transmitter Roberts teenager son Dennis builds models garage flies up stormshelter car much lower priority invited fly system dizzy enough already found high hu midity noontime sun 940 day too much Others have flown report cannot detect difference put human scale report faithfully boys could find booster battery system does replace man doesnt program ffights couldnt Rather expands enormously what man can flying skills improves fly ing precision can still have roll tons etc Asked transmitter control stick pots could eliminated Robert answered Easily pots remain tempo rarily because digitized sticks would Continued page 123 TypeNitro %Lubricant Gal Price Drum Price Freight PaidFreight-Collect FAI00/0Synthetic$ 675$13995 5s5%Synthetic$ 775$21995 Sc5%Castor$ 775$21995 4cyl70/0Castor$ 850$28995 lOs10%Synthetic$ 895$32995 lOc100/oCastor$ 895$32995 R/O121/2%Syn & Castor$ 995$34995 iSs15/oSynthetic$ 995$34995 20c20%Castor$1395$51995 25s25%Synthetic$1495$52995 4040%15 Syn-5 Castor$1995$72995 50500/0Synthetic$2395$89595 6060%Synthetic$2695$99595 EXCEPT 54 GAL DRUMS MINIMUM ORDER 4 Gal Asst OK DISCOUNTS 24 63 Gal Deduct 50/s Asstd OK 64 Gal Orders Deduct 100/a Asstd OK Sheldons Hobby Shop y11 3157 Alum Rock Avenue J San Jose California 95127 M/C VISA iu 251-0787 UPS COD -$165 Hours Mon-Wed Fri & Sat 930-530 Thor 930-900 Sun 1200-500 WHY SETTLE FOR LESS can have Performance/conomy 15x 6 18x 6- 8-1O __________20x 6-8- 10 __ ____ _____22x 8-1018OO Prces ncIae UPS charges D MASTER CHARGE DVISA DCOD EJCHECK DMONEY ORDER Dynathrusts composite construction provides Unequaled Durability Saves money 100% accurate pitch results Outstanding Performance Air Counts s700 slOOO s1400 Dealers / Distributors Invited DYNATHRUST PROPS INC 2541 NE lith Court Pompano Beach FL 33062 F305-9419119 November 1983 23 High film strength lubricant increased power long engine life Detergents cut performance robbing varnish Highest quality ingredients insure top engine performance reliability Fun/Winter Continued page 13 costly manufacture pots will go eventually Theres went pulse code modulationcom mon abroadand digitized sticks could eliminate interference get virtually components out servos adding chip receiver interfering sig nal arrives receiver pulse code modu lated provides control trans mitted frame fouled interference receiver will reject garbled frames because information checks transmitted simultane ously allow receiver compare inputs prescribed correct inputs rejects garbled frames comes back line glitching spurious inputs vanish Ac cording Sudding note slight slowness control response dont know interference interference steady locked frequency re ceiver decides someone has goofed therefore going fail-safe servos go neutral engine servo idle Robert flying such systemit wave future delaying problem various nations manufacturers approaching problem independently unity would possible go big IC makers special chip quantity would make want bother us Robert sees AMA logical body achieve such standards Thats possible think will arranged him consult AMA help achieve fantastic goal Another thing Roberts trans mitter eliminates pot component drift common temperature-extreme days passing parade am struck dumb stream wonderful magazines books Older modelers know live golden age miracles Energetic young guys like Engllshmen mad dogs fly under blaz ing sun may take granted will remember happy times increas ing fondness am surprised inspired made grateful magazine book pamphlet articles Ive given up fretting about magazine best wouldnt Im excited frenzied competition produces excellence know effort dozens staff people columnists put prod ucts must labor vine yard still knows choose climb mountain simply because there best magazine No bad No Sometimes think better others next time around think anothers issue best Ive ever seen leave mags reading table come back again again few years ago rare have unfinished time following issue rolled around Now pile up cant finish Ive taken clipping things didnt know may able put good use Magazines same has focused slants mixes make better others special ways Merely looking pictures waste folks write professionally often bow talents am moved enough occasion ally write some author designer note appreciation subscribing maga zines stretches budget try buy selec tion two add up broad est mix coverage Im sucker tidbits wisdom oddities useless facts too tongue-in-cheek want good show must quote Joe Klause Model Build er Misconceptions abound world example youve undoubtedly heard moon made green cheese Actually its slice very large green tomato Joe shocked making clear explosions dont take place normally model engine explained combustion relatively slow burning process accompanied cre ation light extreme heata vigorous violent union substances oxy gen Showing simple diagrams based upon industrial photos inner cylinder com bustion process says explosion detonationthe knock-knock business leaned cooked engines squandered bucks Only some kind nut would want explosion cylinders engines same type llkes green cheese Joe wound up Clarence Lee dis penses question-and-answer form RC Modeler practical info man seemingly could know made chuckle olden days Powermist Francisco Labs fuel bitter cold days body used prime enginesif wanted fly can potent single drop dispensed pointed stick against side piston top dead cen ter resulted prop banging off first flip Arden 09 loved Powermist smelled lovely hand-launched crate aroma swirling around noggin gave him such high didnt care what happened crateif indeed ever remembered prop blast smelled like Garden Eden Did put perfume asked curions reader Yes said Clarence Now know dash Channel No would very nicea reminder too airplane widows serious side find Jerry Smith R C Modeler keeps making feel stupid just learned nylon bolts dont always shear crash installed properly answers embarrassingly simple told about Noble switch could reliable Merlln told use Nobles Its tricky open-looking thing lots soldering tabs Ace Du-Bro among others have Jerry whens next class cringe field-and-bench things am impressed insights provid ed Art Schroeder ModelAirplane News though cant understand manages editor have time tests hear old-maids stories field wellknown Scale RTF wont take off ex perts hands takes off beautifully bit toe-inas Art found didnt lieve toe-in quite important have balky tail-dragger try toe-in After big boys always Art seems love variety So check him 30 days Bill Hannan Model Builder fun like him better Winter Hannan hasnt reached outrageous stage hes Twilight Zone Hannan talking about exhibition Orley Field Paris So theres guy large life VTOing Eiffel Tower scale too tall guy lifting off under urge push-pull props hardly could notice dreamt about onean Eiffel Tower Space Shuttle worlds greatest all-time model ers Emmanuel Fillon long-ago Wakefield winner France graced Hannans Hangar Fillon genius two rubber-powered modelsthey look lot like real planes Whats great rubber inside wing leading edges driving squir rel-cage turbine inside fuselage Big air scoops appear side fuselage wing junction Whats squirrel cage have central air conditioning youll find efficient blower useda squirrel-cage type Take look Fillons jets fly Wonder compare ducted fans Are ducted fans Just Rubber jobs right Flying Models theres marvelous boat section love boats trains though fol low hobbies enjoying pictures wonder things scale clam boat no less scale clams deck Editor Bob Hunt World Champion CL Aerobatics took RC like duck water once bought crates dad Bob learned RC Aerobatics pattern nothing flat Hes tenacious mag another gem FM writer Bob Aberle speaks about radio equipment Hutton llstens want know whats what boxes Read Aberle understand him theres Pete Chinn earlier days MAN engaged Pete long-running features Foreign News Engine Reviews us wont buy new exotic engines until read com ments word years Aeromodeller consid ered finest mag English language So good seemed stuffy RC came along mags soul-search ing Don Dewey provedpeople thought him nuts back thenan all-RC mag feasible Other mags strove balance mixed treat mentit vital keep many-faceted hobby alive Most American mags eventually tilt toward RC still what must British split field RC other mags Over years once-great Aeromodeller driftedno RC Now theyve redesigned thing made larger include full-size plans 8-pg SE 5 fold-out impressive material fine photos well-crafted overall design July 1983 issue caught world-wide interest done loving care impressive atten tion detail Nice full-scale too hope go forever havent mentioned Model Aviation Heck youre looking Ads mags like Disneyland Long ago Air Thails temporarily stymied Charlie Grant editor MAN survey revealed secret read ers consider ads editorial mate rial Some people hate ads theyve got polarities wrong Ads make world go round learned live long time ago read Jim Martins mall-order-house ads like Sunday supplement Some best shows Off-Broadway Bill Winter 4426 Altura Ct Fairfax VA 22030 SAFE FLYING IS NO ACCIDENT November 1983 123
Edition: Model Aviation - 1983/11
Page Numbers: 18, 19, 20, 22, 23, 123
IVE DISCOVERED some guys dont fly see Bill Kaluf peerless scribe drive up say its just too much fun watching Chinese Fire Drill slow motion Thats Fredericksburg VA guys have 560-ft strip mowed twice week Overruns hundreds feet long own clubs small site 33 miles west Wash ington DC separates men boys Fredericksburg strip centers lovely wide-open park site Union artillery Gen Bumside glorious beard became cropper threw pontoon bridges across close-by Rappahanock tried take Rebs coyly massed behind stone wall top hill take off east am distracted big house rose garden off end park George proposed Martha two made-in-Heaven summer days Bill Kaluf indulged now-or-never fly ing Only two curious club members lunch hours Kalufs son Steve youthful guys fingers dart over trims showed up Steve test-flew victims stoke courage Well sir 6-ft Krackerjac K&B 40 Guys flying 54-in version up-scaled Remember area goes upor downas square change scales wing loading varies might believe Relatively has billboard-sized wing design very short-coupled stab bot tom airfoil semi-symmetrical forward spars flat-bottomed aft Test flights Don Sruil home showed great promise moved CG aft quite bit Afterwards blocked up crate recheck alignment clue goofed getting 20 positive tail TE wing resting cross member imparted slight negative ship time bomb Aerodynamicists will perceive negative pitching moment spite its size light crate motates 1/3 throttle stick really half-power thing pitch-crazysuicide touch trim darn thing out sync corrective movements constantly edge plowing Finally getting squared away landing approach went dead-stick wouldnt gilde its own began roller coaster sneaked tiny puts hoping feed fire Since ship clean barreled along floating ate up 560 ft nothing flat rolled stop piece know about pitching moments com mitted cardinal sin Kaluf kept shouting Youve got incidence trouble night reworked crate Blocked up again spirit level revealed need re saddle wing silicon uneven homemade incidence meter caught bad 20 stab smartly made removable two 3/16-in nylon bolts trimmed zero-zero incidence line tween extreme LE TE wing setting provided slight angular difference Above Left Bill Kaluf starts engine much-modified RC Special has longer nose 20 dihedral 1-in-wider chord flaps ailerons changes Bill Winters design September 1980 MA near model Winters 6-ft K&B 40-powered Krackerjac has 30 dihedral ailerons info about both models text Above Right Its much easier show picture describe words get differential aileron throw need servo wheel connectors set forward pivot point 450 Winters Kraclcerjac yields slight down lots up Below Left General Burnside see text sneaked candid shot Winter snapping Bill Kalufs modified RC Special Fredericksburg Winter says mods significant improvement original now flies like lively full-scale lob similar configuration Below Right Resplendent red-and-white iron-on covering Kalufs RC Special quiet-running 0S 40 four-cycle looks like some racy cabin lob Winter thinks dropped grassy field sometime mid-1930s 18 Model Aviation MICROPROCESSOR-CONTROLLED TRANSMITTER N basic idea replace Analog encod er Microprocessor does encoding system utilizes small comput er called Microprocessor provide pulse encoding instead ICs transistors present transmitter system Since Microprocessor Digital device first step digitize inputs ie sticks Microprocessor can util ized means Analog-to-Digital converter used stick get rela tive positioning stick format Microprocessor can use output conventional Analog encod ers Digital pulse-width system task processor becomes relating digitized stick values desired pulsewidth values relating inputs output pulse performed program running processor program merely relates pulse timing requirements deflection sticks programming Microprocessor translates what transmitter should doing output pulses based directions supplied Microprocessor STICKSANALOG PROCESSOR DISPLAYS MICROPROCESSOR BASED R/G TRANSMITTER sticks switches buttons Microprocessor-based RC transmitter can increase reliability through miniaturiza tion total component count elimina tion Analog components subject corrosion drift pulse-length requirement calculated stick stick calculated pulse length account such features servo reversing mixing high/low values linear/exponential rates endpoint adjustments trimming etc required calculated pulse length modi fled further account Mode Mode II selection airplane selection etc Programma ble multiple channels added will specialized control projects such robots large complex Scale models boats etc Cus tomizing functions maintained default standards An output display warning sounds adequately supported provide meaningful user interactions transmitter provides self-diagnostic ability informs user impending malfunctions well fault analysis servicing Meredith Leuken Bill Hannans five Farman Moustiques Senior Local Pilot Hannans Hangar Model Builder magazine author Peanut Power Bill has outdone himself yet another new gem among books Scrapbook Scale 3Views & Nostalgia noted tendency aileron yaw hold nose straight split second ailerons applied indicating either vertical tail should increased handles yaw differential should cranked ailerons corrected using big Gaggle high-performance glider types seen Astro-sponsored SULA Electric Contest held high school field Cslifornia apparently 05-size models Theme meet max flight time minimum motor run Guys getting 5-mm flights 30sec runs Pic shows front L-R Larry Jolly Bob Boucher Dennis Brandt 2nd placel Roger Roth 3rd rear Bill Boss 4th Dan Fink Rick Schrameck list John Brown 5th five winners used 7-4 Rev-Up props six Sanyo 12 Ah cells others seven cells November 1983 19 Left Dr Suding snapped explaining Winter keys used vertical row keys right provides example selection preset trims four different airpalnes transmitter can used fleet planes other possibilities trans mitter left Sudings original holding follow-on version display panel top Right backs removed can see whats inside transmitters Compare board bottom block diagram printed below GIANT STEPS 56oo44OfGlore Rt Awtroft Giant Steps Book Giant R/C Aircraft Air Age Inc 837 Post Rd Darien CT 06820 144 pus 8A x 11 paperback $1295 Although book hot off press columnist finished reading Giant Steps must con template world Giant Scale rich inspiring photos drawings plans well copious text recognized ex perts Its 16 well-organized chapters provide fine briefing giant step execution sound safe aircraft key areassuch kits plans engines props building materials servos radios etc Other chapters detail such tricky matters landing gear retracts hinges link ages struts rigging etc Whether wonder about floats float flying smoke systems fly Giants etc Other chapters accessories hints observations etc round out picture five plans plus features re spected famous folkssuch own Bob Beckman Included special buyers guide pictorial listing proven plan designs Some nice full-color pictures plus fine printing paper make class act big planes appeal mustbuy book servo wheel locating connectors 450 forward servo shaft Now up-aileron far down-aileron Kaluf swears told real Jung meister nearby museum no down 1 bought argument minimize downaileron always though down-aileron did work well crate flies now never weaned old-time technique stand ing behind crate takeoffwhich leads cries Get off runway Hey Bill may land Now can stand off side runway like normal folks have thing run toward nothing lifts off gently tail-drag ger files out flat holding tad down gracefully rotates climbs nice angle rock-steady No aileron yaw Seeing usual nose-down aileron turn expected flippers tightened turn compelling __________________________ I/5 I/B LEADING EDGE -HiVI DIHEDRAL 11 II 0123456 SLALL IN INCHES I~_5/8 TAPERED-TRAILING_EDGE-a~ /B 3g &ALSA%IGIN SPAR --I HA NG 1FVi EGGING UpO/KYI DESIGNED BY R G SchmdI CO-2 introduced Herkimer 1947 OK Cub 049 too commercial scale swept country time Nats event Among first kits Midwest Porky immediate predecessor immortal Sniffer cabin FF still us today Hall Famer Wally Simmers along Frank Big Steep Garcher latter majordomo modern Midwest Wally now being S K&S together 30s Wally gen erally credited Sniffer design Wally RG Schmitt now Convair sort fooled around together airplane designs Actually Schmitts name will found de signer old plans Schmitt Bill Winter found authentic Porky plan simplified Planes suit relatively big Herkimer CO-2 engines i4A size built original size scaled either up down Porky still ideal sport FF CO-2 glow would also ideal small-field RC electric glow power Rudder-only suggested built small rudder elevator throttle controller enlarged As FF high cabin means will go right under power unbank go straight tried Giant Scal em bit coordinating aileron rudder Better found 30 dihedral cabin-type plane rudder gave gentle smooth turn altitude change coor dinated rudder elevator Magic no thermals evidently gentle smooth lift lay over land night cool hot sun does things 11 oclock trimmed-rudder circles idle crate proved soaring-crazy its fourth fifth flights went sky high brought down went back up could ride air hours Approaches shout spoilers drag flapswill get spoilers have soared plane Ive ever made Continued page 22 20 Model Aviation Good things come small packages John Hendersons big electric-pc.. small suitcase big attache case Note fuselage hinged bottom fold two pieces Wing dowels passthrough plytabs rearfuselagetop plydoublers forward fuselageyou can see pushrods extending forward ready attach servos Detachable wing panels stabilizer halves per standard practice Did transmitter fIt same box Fantasy Perhaps Hendersons workshop fits suitcases see beIng stomped ape TV Tom Schmitt photo HatfIeld 1981 Discriminate Scale Fliers Demand Dave Platt Im perfectionist kits prove reputation finest models RC scale has founded upon careful attention detail period over twenty years fact m particular about kits theyre available personally make kit sign hold myself responsible reproductions genuine Dave Plait kit guarantee true outline combined force arrangement flies properly THE ULTIMATE legendary beauty effiaency Spitfire 1/5 scale Accurate last subtle curve Magnificient indeed just sitting simply awe inspinng flight Powered 90 120 glo engine Maximizerl ultimate Spitfire 41 AEb provide intense experience sophisticated R/G wSpan 88Length 76Weight 15-20 lbs $ &kmodeler Bucker Jungmeister0 regular direct drive engines 60 90 65 span 11/4 scalel ace aerobatic biplane time Still fits car $139 IPMeer%djniitt Ie 109 bold flies great staying easily transportable 1/5 scalel 79 span over 1000 sq ins I$179for 90 engines New 1/4 Scale PilotAlso$139 Supplied unpaint ad comes in- Available 1/5 116 scale WorldRetracting struction booklet Landing Gear War II Fighter Pilots fullNow Strengthened $30figure heavier ships ___________________________Compiete system $139 110W TO ORDER D om mans a e no mark-api Write calIwe accept check money order Master Charse V a ds pay UPS anywhere USA lFlorida residents add 4% sales tax accept o ego o de pay ghi information model send sell addressed envelope nave Dlatt Nuodels inc 15th Street Plantat ion Florida 33313 6940 NWPhone 305 587-4861j No aJJiaed vat ohe wont soar aint airplane guy almost lost Junior Falconthats Half-A Incidentally Bill Kaluf moved Krackerjacs 1000 mAh battery 7 ward hectic night receiver 5 plus put heavy spinner Big crates require heroic measures Call Go Something else Bill Kaluf flies well-weath ered Senior Telemaster once equipped side-looking camera llkes ride cracked flaps makes dodlle enough old lady Its early-model OS 40 may have flown Julius Caesar tachs 9000 11-6 suggested try POWR treatment resulting jump 10200 rpm excited him much fol lowed Krackerjac lift Naturally couldnt help another having hands full eyes locked-in Only flash yel low wing panel saved him losing Senior Telemaster POWR especially effective older beatup engines because gets rid carbon varnish permeates metal low-friction protective finish As dribble stuff venturi engine falters picks up rpm higher higher find significant change needle toward lean rejuvenated retired OS 35which now drags rubber ducky impressively stuff works Flight fancy could have anything want transmitter what would envision Dont think existing transmitters exercise pure imagination whatever miracles conjure up should cost less too about function com bination thereof might dream knobs switches levers other stuff cant find hurry forget unwanted mode acci dentally bump lose adjustmentsor worse Imagine have four different airplanes fly differently set up differ ently control movements trims employment controlsexponential llnear rate mixing anything Suppose four push buttons labeled B C D repre senting four ships Push have what need Plane No 1 push D Plane No 4 Since pipe-dreaming dare imagine transmitter remembers plane fly exactly fly including abillty repeat trim use particular ship anytime wish can revert standard 4-ch Dare imagine can flight-trim chan nels pressing automatic trim button crank up dozens channels about button accesses sophis ticated world boat controls virtually infinite functions Helleopters still keep airplane setups Flaperons Easy V-tall mixing Sure about LCD dis play tells anything demand volt age servo pulse lengths accurate settings match transmitter/receiver stantly adjustable watch numbers lots lots Let display flight time too Add audible warning its time land along display saying land 15-sec-interval reminder beeps left things unusual rate such low rate exponential etc about warning audible signal system detects impending malfunction transmitter Everything seems OK warned land queries transmitter gets answer dis play such dirty aileron pot 22 Model Aviation Catalog Twelve page-Fully Illustrated complete details on. MUFFLERS ENGINE MOUNTS ENGINE TESTING EQUIP SCALE ACCESSORIES SMOKE KITS ETC Imagine programming panel enables easily set up virtually infinite func tions Suppose flying techniques change three years new demands require different techniquesand gadgets know quickly equipment becomes obsolete dream transmitter never grows obsolete Just plug new IC chip ye-u still business Impossible youd agree transmitter exists may market within six months may change RC world forever everyday use nations leading designers RC sys tems project develop 14-channel system RPV field seven months development program man computer transmitter has done showed engineer could set up 14-channel unit five min utes Thats truth help us man can design mechanically such transmitter seven hours software secret can talk about Writing program has consumed 250 hours real experts time estimates 250 hours fine-tune better results performed feat What trans mitter does work dont know beans about such stuff came away notes probably mean much folks electronics man Dr Robert Suding Herndon VA Having made contributions number telecommunications computer com panies using technologies based upon micro computers now has own consulting firm Working home engaged de velopment work giant firms brainstorm ing new concepts plays sorts things fun Theres computerized pipe organ having pipes fill room wail-towall Since looked capable shaking cathedral didnt ask him play Out back has observatory 18-in telescopeone biggest state Hes entered star charts computer enab ilng seek out target follow 24-hr basis As large big two-car garage observatory has roof rolls back unleash stellar siege gunbigger friendly howitzer rolling roof computerized shall describe Roberts transmitter separate item few last words board Silver 7 owners see bot tom transmitter replaced equal-sized board mounts magic components Robert claims skilled worker could assemble install board own RC transmitter Roberts teenager son Dennis builds models garage flies up stormshelter car much lower priority invited fly system dizzy enough already found high hu midity noontime sun 940 day too much Others have flown report cannot detect difference put human scale report faithfully boys could find booster battery system does replace man doesnt program ffights couldnt Rather expands enormously what man can flying skills improves fly ing precision can still have roll tons etc Asked transmitter control stick pots could eliminated Robert answered Easily pots remain tempo rarily because digitized sticks would Continued page 123 TypeNitro %Lubricant Gal Price Drum Price Freight PaidFreight-Collect FAI00/0Synthetic$ 675$13995 5s5%Synthetic$ 775$21995 Sc5%Castor$ 775$21995 4cyl70/0Castor$ 850$28995 lOs10%Synthetic$ 895$32995 lOc100/oCastor$ 895$32995 R/O121/2%Syn & Castor$ 995$34995 iSs15/oSynthetic$ 995$34995 20c20%Castor$1395$51995 25s25%Synthetic$1495$52995 4040%15 Syn-5 Castor$1995$72995 50500/0Synthetic$2395$89595 6060%Synthetic$2695$99595 EXCEPT 54 GAL DRUMS MINIMUM ORDER 4 Gal Asst OK DISCOUNTS 24 63 Gal Deduct 50/s Asstd OK 64 Gal Orders Deduct 100/a Asstd OK Sheldons Hobby Shop y11 3157 Alum Rock Avenue J San Jose California 95127 M/C VISA iu 251-0787 UPS COD -$165 Hours Mon-Wed Fri & Sat 930-530 Thor 930-900 Sun 1200-500 WHY SETTLE FOR LESS can have Performance/conomy 15x 6 18x 6- 8-1O __________20x 6-8- 10 __ ____ _____22x 8-1018OO Prces ncIae UPS charges D MASTER CHARGE DVISA DCOD EJCHECK DMONEY ORDER Dynathrusts composite construction provides Unequaled Durability Saves money 100% accurate pitch results Outstanding Performance Air Counts s700 slOOO s1400 Dealers / Distributors Invited DYNATHRUST PROPS INC 2541 NE lith Court Pompano Beach FL 33062 F305-9419119 November 1983 23 High film strength lubricant increased power long engine life Detergents cut performance robbing varnish Highest quality ingredients insure top engine performance reliability Fun/Winter Continued page 13 costly manufacture pots will go eventually Theres went pulse code modulationcom mon abroadand digitized sticks could eliminate interference get virtually components out servos adding chip receiver interfering sig nal arrives receiver pulse code modu lated provides control trans mitted frame fouled interference receiver will reject garbled frames because information checks transmitted simultane ously allow receiver compare inputs prescribed correct inputs rejects garbled frames comes back line glitching spurious inputs vanish Ac cording Sudding note slight slowness control response dont know interference interference steady locked frequency re ceiver decides someone has goofed therefore going fail-safe servos go neutral engine servo idle Robert flying such systemit wave future delaying problem various nations manufacturers approaching problem independently unity would possible go big IC makers special chip quantity would make want bother us Robert sees AMA logical body achieve such standards Thats possible think will arranged him consult AMA help achieve fantastic goal Another thing Roberts trans mitter eliminates pot component drift common temperature-extreme days passing parade am struck dumb stream wonderful magazines books Older modelers know live golden age miracles Energetic young guys like Engllshmen mad dogs fly under blaz ing sun may take granted will remember happy times increas ing fondness am surprised inspired made grateful magazine book pamphlet articles Ive given up fretting about magazine best wouldnt Im excited frenzied competition produces excellence know effort dozens staff people columnists put prod ucts must labor vine yard still knows choose climb mountain simply because there best magazine No bad No Sometimes think better others next time around think anothers issue best Ive ever seen leave mags reading table come back again again few years ago rare have unfinished time following issue rolled around Now pile up cant finish Ive taken clipping things didnt know may able put good use Magazines same has focused slants mixes make better others special ways Merely looking pictures waste folks write professionally often bow talents am moved enough occasion ally write some author designer note appreciation subscribing maga zines stretches budget try buy selec tion two add up broad est mix coverage Im sucker tidbits wisdom oddities useless facts too tongue-in-cheek want good show must quote Joe Klause Model Build er Misconceptions abound world example youve undoubtedly heard moon made green cheese Actually its slice very large green tomato Joe shocked making clear explosions dont take place normally model engine explained combustion relatively slow burning process accompanied cre ation light extreme heata vigorous violent union substances oxy gen Showing simple diagrams based upon industrial photos inner cylinder com bustion process says explosion detonationthe knock-knock business leaned cooked engines squandered bucks Only some kind nut would want explosion cylinders engines same type llkes green cheese Joe wound up Clarence Lee dis penses question-and-answer form RC Modeler practical info man seemingly could know made chuckle olden days Powermist Francisco Labs fuel bitter cold days body used prime enginesif wanted fly can potent single drop dispensed pointed stick against side piston top dead cen ter resulted prop banging off first flip Arden 09 loved Powermist smelled lovely hand-launched crate aroma swirling around noggin gave him such high didnt care what happened crateif indeed ever remembered prop blast smelled like Garden Eden Did put perfume asked curions reader Yes said Clarence Now know dash Channel No would very nicea reminder too airplane widows serious side find Jerry Smith R C Modeler keeps making feel stupid just learned nylon bolts dont always shear crash installed properly answers embarrassingly simple told about Noble switch could reliable Merlln told use Nobles Its tricky open-looking thing lots soldering tabs Ace Du-Bro among others have Jerry whens next class cringe field-and-bench things am impressed insights provid ed Art Schroeder ModelAirplane News though cant understand manages editor have time tests hear old-maids stories field wellknown Scale RTF wont take off ex perts hands takes off beautifully bit toe-inas Art found didnt lieve toe-in quite important have balky tail-dragger try toe-in After big boys always Art seems love variety So check him 30 days Bill Hannan Model Builder fun like him better Winter Hannan hasnt reached outrageous stage hes Twilight Zone Hannan talking about exhibition Orley Field Paris So theres guy large life VTOing Eiffel Tower scale too tall guy lifting off under urge push-pull props hardly could notice dreamt about onean Eiffel Tower Space Shuttle worlds greatest all-time model ers Emmanuel Fillon long-ago Wakefield winner France graced Hannans Hangar Fillon genius two rubber-powered modelsthey look lot like real planes Whats great rubber inside wing leading edges driving squir rel-cage turbine inside fuselage Big air scoops appear side fuselage wing junction Whats squirrel cage have central air conditioning youll find efficient blower useda squirrel-cage type Take look Fillons jets fly Wonder compare ducted fans Are ducted fans Just Rubber jobs right Flying Models theres marvelous boat section love boats trains though fol low hobbies enjoying pictures wonder things scale clam boat no less scale clams deck Editor Bob Hunt World Champion CL Aerobatics took RC like duck water once bought crates dad Bob learned RC Aerobatics pattern nothing flat Hes tenacious mag another gem FM writer Bob Aberle speaks about radio equipment Hutton llstens want know whats what boxes Read Aberle understand him theres Pete Chinn earlier days MAN engaged Pete long-running features Foreign News Engine Reviews us wont buy new exotic engines until read com ments word years Aeromodeller consid ered finest mag English language So good seemed stuffy RC came along mags soul-search ing Don Dewey provedpeople thought him nuts back thenan all-RC mag feasible Other mags strove balance mixed treat mentit vital keep many-faceted hobby alive Most American mags eventually tilt toward RC still what must British split field RC other mags Over years once-great Aeromodeller driftedno RC Now theyve redesigned thing made larger include full-size plans 8-pg SE 5 fold-out impressive material fine photos well-crafted overall design July 1983 issue caught world-wide interest done loving care impressive atten tion detail Nice full-scale too hope go forever havent mentioned Model Aviation Heck youre looking Ads mags like Disneyland Long ago Air Thails temporarily stymied Charlie Grant editor MAN survey revealed secret read ers consider ads editorial mate rial Some people hate ads theyve got polarities wrong Ads make world go round learned live long time ago read Jim Martins mall-order-house ads like Sunday supplement Some best shows Off-Broadway Bill Winter 4426 Altura Ct Fairfax VA 22030 SAFE FLYING IS NO ACCIDENT November 1983 123
Edition: Model Aviation - 1983/11
Page Numbers: 18, 19, 20, 22, 23, 123
IVE DISCOVERED some guys dont fly see Bill Kaluf peerless scribe drive up say its just too much fun watching Chinese Fire Drill slow motion Thats Fredericksburg VA guys have 560-ft strip mowed twice week Overruns hundreds feet long own clubs small site 33 miles west Wash ington DC separates men boys Fredericksburg strip centers lovely wide-open park site Union artillery Gen Bumside glorious beard became cropper threw pontoon bridges across close-by Rappahanock tried take Rebs coyly massed behind stone wall top hill take off east am distracted big house rose garden off end park George proposed Martha two made-in-Heaven summer days Bill Kaluf indulged now-or-never fly ing Only two curious club members lunch hours Kalufs son Steve youthful guys fingers dart over trims showed up Steve test-flew victims stoke courage Well sir 6-ft Krackerjac K&B 40 Guys flying 54-in version up-scaled Remember area goes upor downas square change scales wing loading varies might believe Relatively has billboard-sized wing design very short-coupled stab bot tom airfoil semi-symmetrical forward spars flat-bottomed aft Test flights Don Sruil home showed great promise moved CG aft quite bit Afterwards blocked up crate recheck alignment clue goofed getting 20 positive tail TE wing resting cross member imparted slight negative ship time bomb Aerodynamicists will perceive negative pitching moment spite its size light crate motates 1/3 throttle stick really half-power thing pitch-crazysuicide touch trim darn thing out sync corrective movements constantly edge plowing Finally getting squared away landing approach went dead-stick wouldnt gilde its own began roller coaster sneaked tiny puts hoping feed fire Since ship clean barreled along floating ate up 560 ft nothing flat rolled stop piece know about pitching moments com mitted cardinal sin Kaluf kept shouting Youve got incidence trouble night reworked crate Blocked up again spirit level revealed need re saddle wing silicon uneven homemade incidence meter caught bad 20 stab smartly made removable two 3/16-in nylon bolts trimmed zero-zero incidence line tween extreme LE TE wing setting provided slight angular difference Above Left Bill Kaluf starts engine much-modified RC Special has longer nose 20 dihedral 1-in-wider chord flaps ailerons changes Bill Winters design September 1980 MA near model Winters 6-ft K&B 40-powered Krackerjac has 30 dihedral ailerons info about both models text Above Right Its much easier show picture describe words get differential aileron throw need servo wheel connectors set forward pivot point 450 Winters Kraclcerjac yields slight down lots up Below Left General Burnside see text sneaked candid shot Winter snapping Bill Kalufs modified RC Special Fredericksburg Winter says mods significant improvement original now flies like lively full-scale lob similar configuration Below Right Resplendent red-and-white iron-on covering Kalufs RC Special quiet-running 0S 40 four-cycle looks like some racy cabin lob Winter thinks dropped grassy field sometime mid-1930s 18 Model Aviation MICROPROCESSOR-CONTROLLED TRANSMITTER N basic idea replace Analog encod er Microprocessor does encoding system utilizes small comput er called Microprocessor provide pulse encoding instead ICs transistors present transmitter system Since Microprocessor Digital device first step digitize inputs ie sticks Microprocessor can util ized means Analog-to-Digital converter used stick get rela tive positioning stick format Microprocessor can use output conventional Analog encod ers Digital pulse-width system task processor becomes relating digitized stick values desired pulsewidth values relating inputs output pulse performed program running processor program merely relates pulse timing requirements deflection sticks programming Microprocessor translates what transmitter should doing output pulses based directions supplied Microprocessor STICKSANALOG PROCESSOR DISPLAYS MICROPROCESSOR BASED R/G TRANSMITTER sticks switches buttons Microprocessor-based RC transmitter can increase reliability through miniaturiza tion total component count elimina tion Analog components subject corrosion drift pulse-length requirement calculated stick stick calculated pulse length account such features servo reversing mixing high/low values linear/exponential rates endpoint adjustments trimming etc required calculated pulse length modi fled further account Mode Mode II selection airplane selection etc Programma ble multiple channels added will specialized control projects such robots large complex Scale models boats etc Cus tomizing functions maintained default standards An output display warning sounds adequately supported provide meaningful user interactions transmitter provides self-diagnostic ability informs user impending malfunctions well fault analysis servicing Meredith Leuken Bill Hannans five Farman Moustiques Senior Local Pilot Hannans Hangar Model Builder magazine author Peanut Power Bill has outdone himself yet another new gem among books Scrapbook Scale 3Views & Nostalgia noted tendency aileron yaw hold nose straight split second ailerons applied indicating either vertical tail should increased handles yaw differential should cranked ailerons corrected using big Gaggle high-performance glider types seen Astro-sponsored SULA Electric Contest held high school field Cslifornia apparently 05-size models Theme meet max flight time minimum motor run Guys getting 5-mm flights 30sec runs Pic shows front L-R Larry Jolly Bob Boucher Dennis Brandt 2nd placel Roger Roth 3rd rear Bill Boss 4th Dan Fink Rick Schrameck list John Brown 5th five winners used 7-4 Rev-Up props six Sanyo 12 Ah cells others seven cells November 1983 19 Left Dr Suding snapped explaining Winter keys used vertical row keys right provides example selection preset trims four different airpalnes transmitter can used fleet planes other possibilities trans mitter left Sudings original holding follow-on version display panel top Right backs removed can see whats inside transmitters Compare board bottom block diagram printed below GIANT STEPS 56oo44OfGlore Rt Awtroft Giant Steps Book Giant R/C Aircraft Air Age Inc 837 Post Rd Darien CT 06820 144 pus 8A x 11 paperback $1295 Although book hot off press columnist finished reading Giant Steps must con template world Giant Scale rich inspiring photos drawings plans well copious text recognized ex perts Its 16 well-organized chapters provide fine briefing giant step execution sound safe aircraft key areassuch kits plans engines props building materials servos radios etc Other chapters detail such tricky matters landing gear retracts hinges link ages struts rigging etc Whether wonder about floats float flying smoke systems fly Giants etc Other chapters accessories hints observations etc round out picture five plans plus features re spected famous folkssuch own Bob Beckman Included special buyers guide pictorial listing proven plan designs Some nice full-color pictures plus fine printing paper make class act big planes appeal mustbuy book servo wheel locating connectors 450 forward servo shaft Now up-aileron far down-aileron Kaluf swears told real Jung meister nearby museum no down 1 bought argument minimize downaileron always though down-aileron did work well crate flies now never weaned old-time technique stand ing behind crate takeoffwhich leads cries Get off runway Hey Bill may land Now can stand off side runway like normal folks have thing run toward nothing lifts off gently tail-drag ger files out flat holding tad down gracefully rotates climbs nice angle rock-steady No aileron yaw Seeing usual nose-down aileron turn expected flippers tightened turn compelling __________________________ I/5 I/B LEADING EDGE -HiVI DIHEDRAL 11 II 0123456 SLALL IN INCHES I~_5/8 TAPERED-TRAILING_EDGE-a~ /B 3g &ALSA%IGIN SPAR --I HA NG 1FVi EGGING UpO/KYI DESIGNED BY R G SchmdI CO-2 introduced Herkimer 1947 OK Cub 049 too commercial scale swept country time Nats event Among first kits Midwest Porky immediate predecessor immortal Sniffer cabin FF still us today Hall Famer Wally Simmers along Frank Big Steep Garcher latter majordomo modern Midwest Wally now being S K&S together 30s Wally gen erally credited Sniffer design Wally RG Schmitt now Convair sort fooled around together airplane designs Actually Schmitts name will found de signer old plans Schmitt Bill Winter found authentic Porky plan simplified Planes suit relatively big Herkimer CO-2 engines i4A size built original size scaled either up down Porky still ideal sport FF CO-2 glow would also ideal small-field RC electric glow power Rudder-only suggested built small rudder elevator throttle controller enlarged As FF high cabin means will go right under power unbank go straight tried Giant Scal em bit coordinating aileron rudder Better found 30 dihedral cabin-type plane rudder gave gentle smooth turn altitude change coor dinated rudder elevator Magic no thermals evidently gentle smooth lift lay over land night cool hot sun does things 11 oclock trimmed-rudder circles idle crate proved soaring-crazy its fourth fifth flights went sky high brought down went back up could ride air hours Approaches shout spoilers drag flapswill get spoilers have soared plane Ive ever made Continued page 22 20 Model Aviation Good things come small packages John Hendersons big electric-pc.. small suitcase big attache case Note fuselage hinged bottom fold two pieces Wing dowels passthrough plytabs rearfuselagetop plydoublers forward fuselageyou can see pushrods extending forward ready attach servos Detachable wing panels stabilizer halves per standard practice Did transmitter fIt same box Fantasy Perhaps Hendersons workshop fits suitcases see beIng stomped ape TV Tom Schmitt photo HatfIeld 1981 Discriminate Scale Fliers Demand Dave Platt Im perfectionist kits prove reputation finest models RC scale has founded upon careful attention detail period over twenty years fact m particular about kits theyre available personally make kit sign hold myself responsible reproductions genuine Dave Plait kit guarantee true outline combined force arrangement flies properly THE ULTIMATE legendary beauty effiaency Spitfire 1/5 scale Accurate last subtle curve Magnificient indeed just sitting simply awe inspinng flight Powered 90 120 glo engine Maximizerl ultimate Spitfire 41 AEb provide intense experience sophisticated R/G wSpan 88Length 76Weight 15-20 lbs $ &kmodeler Bucker Jungmeister0 regular direct drive engines 60 90 65 span 11/4 scalel ace aerobatic biplane time Still fits car $139 IPMeer%djniitt Ie 109 bold flies great staying easily transportable 1/5 scalel 79 span over 1000 sq ins I$179for 90 engines New 1/4 Scale PilotAlso$139 Supplied unpaint ad comes in- Available 1/5 116 scale WorldRetracting struction booklet Landing Gear War II Fighter Pilots fullNow Strengthened $30figure heavier ships ___________________________Compiete system $139 110W TO ORDER D om mans a e no mark-api Write calIwe accept check money order Master Charse V a ds pay UPS anywhere USA lFlorida residents add 4% sales tax accept o ego o de pay ghi information model send sell addressed envelope nave Dlatt Nuodels inc 15th Street Plantat ion Florida 33313 6940 NWPhone 305 587-4861j No aJJiaed vat ohe wont soar aint airplane guy almost lost Junior Falconthats Half-A Incidentally Bill Kaluf moved Krackerjacs 1000 mAh battery 7 ward hectic night receiver 5 plus put heavy spinner Big crates require heroic measures Call Go Something else Bill Kaluf flies well-weath ered Senior Telemaster once equipped side-looking camera llkes ride cracked flaps makes dodlle enough old lady Its early-model OS 40 may have flown Julius Caesar tachs 9000 11-6 suggested try POWR treatment resulting jump 10200 rpm excited him much fol lowed Krackerjac lift Naturally couldnt help another having hands full eyes locked-in Only flash yel low wing panel saved him losing Senior Telemaster POWR especially effective older beatup engines because gets rid carbon varnish permeates metal low-friction protective finish As dribble stuff venturi engine falters picks up rpm higher higher find significant change needle toward lean rejuvenated retired OS 35which now drags rubber ducky impressively stuff works Flight fancy could have anything want transmitter what would envision Dont think existing transmitters exercise pure imagination whatever miracles conjure up should cost less too about function com bination thereof might dream knobs switches levers other stuff cant find hurry forget unwanted mode acci dentally bump lose adjustmentsor worse Imagine have four different airplanes fly differently set up differ ently control movements trims employment controlsexponential llnear rate mixing anything Suppose four push buttons labeled B C D repre senting four ships Push have what need Plane No 1 push D Plane No 4 Since pipe-dreaming dare imagine transmitter remembers plane fly exactly fly including abillty repeat trim use particular ship anytime wish can revert standard 4-ch Dare imagine can flight-trim chan nels pressing automatic trim button crank up dozens channels about button accesses sophis ticated world boat controls virtually infinite functions Helleopters still keep airplane setups Flaperons Easy V-tall mixing Sure about LCD dis play tells anything demand volt age servo pulse lengths accurate settings match transmitter/receiver stantly adjustable watch numbers lots lots Let display flight time too Add audible warning its time land along display saying land 15-sec-interval reminder beeps left things unusual rate such low rate exponential etc about warning audible signal system detects impending malfunction transmitter Everything seems OK warned land queries transmitter gets answer dis play such dirty aileron pot 22 Model Aviation Catalog Twelve page-Fully Illustrated complete details on. MUFFLERS ENGINE MOUNTS ENGINE TESTING EQUIP SCALE ACCESSORIES SMOKE KITS ETC Imagine programming panel enables easily set up virtually infinite func tions Suppose flying techniques change three years new demands require different techniquesand gadgets know quickly equipment becomes obsolete dream transmitter never grows obsolete Just plug new IC chip ye-u still business Impossible youd agree transmitter exists may market within six months may change RC world forever everyday use nations leading designers RC sys tems project develop 14-channel system RPV field seven months development program man computer transmitter has done showed engineer could set up 14-channel unit five min utes Thats truth help us man can design mechanically such transmitter seven hours software secret can talk about Writing program has consumed 250 hours real experts time estimates 250 hours fine-tune better results performed feat What trans mitter does work dont know beans about such stuff came away notes probably mean much folks electronics man Dr Robert Suding Herndon VA Having made contributions number telecommunications computer com panies using technologies based upon micro computers now has own consulting firm Working home engaged de velopment work giant firms brainstorm ing new concepts plays sorts things fun Theres computerized pipe organ having pipes fill room wail-towall Since looked capable shaking cathedral didnt ask him play Out back has observatory 18-in telescopeone biggest state Hes entered star charts computer enab ilng seek out target follow 24-hr basis As large big two-car garage observatory has roof rolls back unleash stellar siege gunbigger friendly howitzer rolling roof computerized shall describe Roberts transmitter separate item few last words board Silver 7 owners see bot tom transmitter replaced equal-sized board mounts magic components Robert claims skilled worker could assemble install board own RC transmitter Roberts teenager son Dennis builds models garage flies up stormshelter car much lower priority invited fly system dizzy enough already found high hu midity noontime sun 940 day too much Others have flown report cannot detect difference put human scale report faithfully boys could find booster battery system does replace man doesnt program ffights couldnt Rather expands enormously what man can flying skills improves fly ing precision can still have roll tons etc Asked transmitter control stick pots could eliminated Robert answered Easily pots remain tempo rarily because digitized sticks would Continued page 123 TypeNitro %Lubricant Gal Price Drum Price Freight PaidFreight-Collect FAI00/0Synthetic$ 675$13995 5s5%Synthetic$ 775$21995 Sc5%Castor$ 775$21995 4cyl70/0Castor$ 850$28995 lOs10%Synthetic$ 895$32995 lOc100/oCastor$ 895$32995 R/O121/2%Syn & Castor$ 995$34995 iSs15/oSynthetic$ 995$34995 20c20%Castor$1395$51995 25s25%Synthetic$1495$52995 4040%15 Syn-5 Castor$1995$72995 50500/0Synthetic$2395$89595 6060%Synthetic$2695$99595 EXCEPT 54 GAL DRUMS MINIMUM ORDER 4 Gal Asst OK DISCOUNTS 24 63 Gal Deduct 50/s Asstd OK 64 Gal Orders Deduct 100/a Asstd OK Sheldons Hobby Shop y11 3157 Alum Rock Avenue J San Jose California 95127 M/C VISA iu 251-0787 UPS COD -$165 Hours Mon-Wed Fri & Sat 930-530 Thor 930-900 Sun 1200-500 WHY SETTLE FOR LESS can have Performance/conomy 15x 6 18x 6- 8-1O __________20x 6-8- 10 __ ____ _____22x 8-1018OO Prces ncIae UPS charges D MASTER CHARGE DVISA DCOD EJCHECK DMONEY ORDER Dynathrusts composite construction provides Unequaled Durability Saves money 100% accurate pitch results Outstanding Performance Air Counts s700 slOOO s1400 Dealers / Distributors Invited DYNATHRUST PROPS INC 2541 NE lith Court Pompano Beach FL 33062 F305-9419119 November 1983 23 High film strength lubricant increased power long engine life Detergents cut performance robbing varnish Highest quality ingredients insure top engine performance reliability Fun/Winter Continued page 13 costly manufacture pots will go eventually Theres went pulse code modulationcom mon abroadand digitized sticks could eliminate interference get virtually components out servos adding chip receiver interfering sig nal arrives receiver pulse code modu lated provides control trans mitted frame fouled interference receiver will reject garbled frames because information checks transmitted simultane ously allow receiver compare inputs prescribed correct inputs rejects garbled frames comes back line glitching spurious inputs vanish Ac cording Sudding note slight slowness control response dont know interference interference steady locked frequency re ceiver decides someone has goofed therefore going fail-safe servos go neutral engine servo idle Robert flying such systemit wave future delaying problem various nations manufacturers approaching problem independently unity would possible go big IC makers special chip quantity would make want bother us Robert sees AMA logical body achieve such standards Thats possible think will arranged him consult AMA help achieve fantastic goal Another thing Roberts trans mitter eliminates pot component drift common temperature-extreme days passing parade am struck dumb stream wonderful magazines books Older modelers know live golden age miracles Energetic young guys like Engllshmen mad dogs fly under blaz ing sun may take granted will remember happy times increas ing fondness am surprised inspired made grateful magazine book pamphlet articles Ive given up fretting about magazine best wouldnt Im excited frenzied competition produces excellence know effort dozens staff people columnists put prod ucts must labor vine yard still knows choose climb mountain simply because there best magazine No bad No Sometimes think better others next time around think anothers issue best Ive ever seen leave mags reading table come back again again few years ago rare have unfinished time following issue rolled around Now pile up cant finish Ive taken clipping things didnt know may able put good use Magazines same has focused slants mixes make better others special ways Merely looking pictures waste folks write professionally often bow talents am moved enough occasion ally write some author designer note appreciation subscribing maga zines stretches budget try buy selec tion two add up broad est mix coverage Im sucker tidbits wisdom oddities useless facts too tongue-in-cheek want good show must quote Joe Klause Model Build er Misconceptions abound world example youve undoubtedly heard moon made green cheese Actually its slice very large green tomato Joe shocked making clear explosions dont take place normally model engine explained combustion relatively slow burning process accompanied cre ation light extreme heata vigorous violent union substances oxy gen Showing simple diagrams based upon industrial photos inner cylinder com bustion process says explosion detonationthe knock-knock business leaned cooked engines squandered bucks Only some kind nut would want explosion cylinders engines same type llkes green cheese Joe wound up Clarence Lee dis penses question-and-answer form RC Modeler practical info man seemingly could know made chuckle olden days Powermist Francisco Labs fuel bitter cold days body used prime enginesif wanted fly can potent single drop dispensed pointed stick against side piston top dead cen ter resulted prop banging off first flip Arden 09 loved Powermist smelled lovely hand-launched crate aroma swirling around noggin gave him such high didnt care what happened crateif indeed ever remembered prop blast smelled like Garden Eden Did put perfume asked curions reader Yes said Clarence Now know dash Channel No would very nicea reminder too airplane widows serious side find Jerry Smith R C Modeler keeps making feel stupid just learned nylon bolts dont always shear crash installed properly answers embarrassingly simple told about Noble switch could reliable Merlln told use Nobles Its tricky open-looking thing lots soldering tabs Ace Du-Bro among others have Jerry whens next class cringe field-and-bench things am impressed insights provid ed Art Schroeder ModelAirplane News though cant understand manages editor have time tests hear old-maids stories field wellknown Scale RTF wont take off ex perts hands takes off beautifully bit toe-inas Art found didnt lieve toe-in quite important have balky tail-dragger try toe-in After big boys always Art seems love variety So check him 30 days Bill Hannan Model Builder fun like him better Winter Hannan hasnt reached outrageous stage hes Twilight Zone Hannan talking about exhibition Orley Field Paris So theres guy large life VTOing Eiffel Tower scale too tall guy lifting off under urge push-pull props hardly could notice dreamt about onean Eiffel Tower Space Shuttle worlds greatest all-time model ers Emmanuel Fillon long-ago Wakefield winner France graced Hannans Hangar Fillon genius two rubber-powered modelsthey look lot like real planes Whats great rubber inside wing leading edges driving squir rel-cage turbine inside fuselage Big air scoops appear side fuselage wing junction Whats squirrel cage have central air conditioning youll find efficient blower useda squirrel-cage type Take look Fillons jets fly Wonder compare ducted fans Are ducted fans Just Rubber jobs right Flying Models theres marvelous boat section love boats trains though fol low hobbies enjoying pictures wonder things scale clam boat no less scale clams deck Editor Bob Hunt World Champion CL Aerobatics took RC like duck water once bought crates dad Bob learned RC Aerobatics pattern nothing flat Hes tenacious mag another gem FM writer Bob Aberle speaks about radio equipment Hutton llstens want know whats what boxes Read Aberle understand him theres Pete Chinn earlier days MAN engaged Pete long-running features Foreign News Engine Reviews us wont buy new exotic engines until read com ments word years Aeromodeller consid ered finest mag English language So good seemed stuffy RC came along mags soul-search ing Don Dewey provedpeople thought him nuts back thenan all-RC mag feasible Other mags strove balance mixed treat mentit vital keep many-faceted hobby alive Most American mags eventually tilt toward RC still what must British split field RC other mags Over years once-great Aeromodeller driftedno RC Now theyve redesigned thing made larger include full-size plans 8-pg SE 5 fold-out impressive material fine photos well-crafted overall design July 1983 issue caught world-wide interest done loving care impressive atten tion detail Nice full-scale too hope go forever havent mentioned Model Aviation Heck youre looking Ads mags like Disneyland Long ago Air Thails temporarily stymied Charlie Grant editor MAN survey revealed secret read ers consider ads editorial mate rial Some people hate ads theyve got polarities wrong Ads make world go round learned live long time ago read Jim Martins mall-order-house ads like Sunday supplement Some best shows Off-Broadway Bill Winter 4426 Altura Ct Fairfax VA 22030 SAFE FLYING IS NO ACCIDENT November 1983 123
Edition: Model Aviation - 1983/11
Page Numbers: 18, 19, 20, 22, 23, 123
IVE DISCOVERED some guys dont fly see Bill Kaluf peerless scribe drive up say its just too much fun watching Chinese Fire Drill slow motion Thats Fredericksburg VA guys have 560-ft strip mowed twice week Overruns hundreds feet long own clubs small site 33 miles west Wash ington DC separates men boys Fredericksburg strip centers lovely wide-open park site Union artillery Gen Bumside glorious beard became cropper threw pontoon bridges across close-by Rappahanock tried take Rebs coyly massed behind stone wall top hill take off east am distracted big house rose garden off end park George proposed Martha two made-in-Heaven summer days Bill Kaluf indulged now-or-never fly ing Only two curious club members lunch hours Kalufs son Steve youthful guys fingers dart over trims showed up Steve test-flew victims stoke courage Well sir 6-ft Krackerjac K&B 40 Guys flying 54-in version up-scaled Remember area goes upor downas square change scales wing loading varies might believe Relatively has billboard-sized wing design very short-coupled stab bot tom airfoil semi-symmetrical forward spars flat-bottomed aft Test flights Don Sruil home showed great promise moved CG aft quite bit Afterwards blocked up crate recheck alignment clue goofed getting 20 positive tail TE wing resting cross member imparted slight negative ship time bomb Aerodynamicists will perceive negative pitching moment spite its size light crate motates 1/3 throttle stick really half-power thing pitch-crazysuicide touch trim darn thing out sync corrective movements constantly edge plowing Finally getting squared away landing approach went dead-stick wouldnt gilde its own began roller coaster sneaked tiny puts hoping feed fire Since ship clean barreled along floating ate up 560 ft nothing flat rolled stop piece know about pitching moments com mitted cardinal sin Kaluf kept shouting Youve got incidence trouble night reworked crate Blocked up again spirit level revealed need re saddle wing silicon uneven homemade incidence meter caught bad 20 stab smartly made removable two 3/16-in nylon bolts trimmed zero-zero incidence line tween extreme LE TE wing setting provided slight angular difference Above Left Bill Kaluf starts engine much-modified RC Special has longer nose 20 dihedral 1-in-wider chord flaps ailerons changes Bill Winters design September 1980 MA near model Winters 6-ft K&B 40-powered Krackerjac has 30 dihedral ailerons info about both models text Above Right Its much easier show picture describe words get differential aileron throw need servo wheel connectors set forward pivot point 450 Winters Kraclcerjac yields slight down lots up Below Left General Burnside see text sneaked candid shot Winter snapping Bill Kalufs modified RC Special Fredericksburg Winter says mods significant improvement original now flies like lively full-scale lob similar configuration Below Right Resplendent red-and-white iron-on covering Kalufs RC Special quiet-running 0S 40 four-cycle looks like some racy cabin lob Winter thinks dropped grassy field sometime mid-1930s 18 Model Aviation MICROPROCESSOR-CONTROLLED TRANSMITTER N basic idea replace Analog encod er Microprocessor does encoding system utilizes small comput er called Microprocessor provide pulse encoding instead ICs transistors present transmitter system Since Microprocessor Digital device first step digitize inputs ie sticks Microprocessor can util ized means Analog-to-Digital converter used stick get rela tive positioning stick format Microprocessor can use output conventional Analog encod ers Digital pulse-width system task processor becomes relating digitized stick values desired pulsewidth values relating inputs output pulse performed program running processor program merely relates pulse timing requirements deflection sticks programming Microprocessor translates what transmitter should doing output pulses based directions supplied Microprocessor STICKSANALOG PROCESSOR DISPLAYS MICROPROCESSOR BASED R/G TRANSMITTER sticks switches buttons Microprocessor-based RC transmitter can increase reliability through miniaturiza tion total component count elimina tion Analog components subject corrosion drift pulse-length requirement calculated stick stick calculated pulse length account such features servo reversing mixing high/low values linear/exponential rates endpoint adjustments trimming etc required calculated pulse length modi fled further account Mode Mode II selection airplane selection etc Programma ble multiple channels added will specialized control projects such robots large complex Scale models boats etc Cus tomizing functions maintained default standards An output display warning sounds adequately supported provide meaningful user interactions transmitter provides self-diagnostic ability informs user impending malfunctions well fault analysis servicing Meredith Leuken Bill Hannans five Farman Moustiques Senior Local Pilot Hannans Hangar Model Builder magazine author Peanut Power Bill has outdone himself yet another new gem among books Scrapbook Scale 3Views & Nostalgia noted tendency aileron yaw hold nose straight split second ailerons applied indicating either vertical tail should increased handles yaw differential should cranked ailerons corrected using big Gaggle high-performance glider types seen Astro-sponsored SULA Electric Contest held high school field Cslifornia apparently 05-size models Theme meet max flight time minimum motor run Guys getting 5-mm flights 30sec runs Pic shows front L-R Larry Jolly Bob Boucher Dennis Brandt 2nd placel Roger Roth 3rd rear Bill Boss 4th Dan Fink Rick Schrameck list John Brown 5th five winners used 7-4 Rev-Up props six Sanyo 12 Ah cells others seven cells November 1983 19 Left Dr Suding snapped explaining Winter keys used vertical row keys right provides example selection preset trims four different airpalnes transmitter can used fleet planes other possibilities trans mitter left Sudings original holding follow-on version display panel top Right backs removed can see whats inside transmitters Compare board bottom block diagram printed below GIANT STEPS 56oo44OfGlore Rt Awtroft Giant Steps Book Giant R/C Aircraft Air Age Inc 837 Post Rd Darien CT 06820 144 pus 8A x 11 paperback $1295 Although book hot off press columnist finished reading Giant Steps must con template world Giant Scale rich inspiring photos drawings plans well copious text recognized ex perts Its 16 well-organized chapters provide fine briefing giant step execution sound safe aircraft key areassuch kits plans engines props building materials servos radios etc Other chapters detail such tricky matters landing gear retracts hinges link ages struts rigging etc Whether wonder about floats float flying smoke systems fly Giants etc Other chapters accessories hints observations etc round out picture five plans plus features re spected famous folkssuch own Bob Beckman Included special buyers guide pictorial listing proven plan designs Some nice full-color pictures plus fine printing paper make class act big planes appeal mustbuy book servo wheel locating connectors 450 forward servo shaft Now up-aileron far down-aileron Kaluf swears told real Jung meister nearby museum no down 1 bought argument minimize downaileron always though down-aileron did work well crate flies now never weaned old-time technique stand ing behind crate takeoffwhich leads cries Get off runway Hey Bill may land Now can stand off side runway like normal folks have thing run toward nothing lifts off gently tail-drag ger files out flat holding tad down gracefully rotates climbs nice angle rock-steady No aileron yaw Seeing usual nose-down aileron turn expected flippers tightened turn compelling __________________________ I/5 I/B LEADING EDGE -HiVI DIHEDRAL 11 II 0123456 SLALL IN INCHES I~_5/8 TAPERED-TRAILING_EDGE-a~ /B 3g &ALSA%IGIN SPAR --I HA NG 1FVi EGGING UpO/KYI DESIGNED BY R G SchmdI CO-2 introduced Herkimer 1947 OK Cub 049 too commercial scale swept country time Nats event Among first kits Midwest Porky immediate predecessor immortal Sniffer cabin FF still us today Hall Famer Wally Simmers along Frank Big Steep Garcher latter majordomo modern Midwest Wally now being S K&S together 30s Wally gen erally credited Sniffer design Wally RG Schmitt now Convair sort fooled around together airplane designs Actually Schmitts name will found de signer old plans Schmitt Bill Winter found authentic Porky plan simplified Planes suit relatively big Herkimer CO-2 engines i4A size built original size scaled either up down Porky still ideal sport FF CO-2 glow would also ideal small-field RC electric glow power Rudder-only suggested built small rudder elevator throttle controller enlarged As FF high cabin means will go right under power unbank go straight tried Giant Scal em bit coordinating aileron rudder Better found 30 dihedral cabin-type plane rudder gave gentle smooth turn altitude change coor dinated rudder elevator Magic no thermals evidently gentle smooth lift lay over land night cool hot sun does things 11 oclock trimmed-rudder circles idle crate proved soaring-crazy its fourth fifth flights went sky high brought down went back up could ride air hours Approaches shout spoilers drag flapswill get spoilers have soared plane Ive ever made Continued page 22 20 Model Aviation Good things come small packages John Hendersons big electric-pc.. small suitcase big attache case Note fuselage hinged bottom fold two pieces Wing dowels passthrough plytabs rearfuselagetop plydoublers forward fuselageyou can see pushrods extending forward ready attach servos Detachable wing panels stabilizer halves per standard practice Did transmitter fIt same box Fantasy Perhaps Hendersons workshop fits suitcases see beIng stomped ape TV Tom Schmitt photo HatfIeld 1981 Discriminate Scale Fliers Demand Dave Platt Im perfectionist kits prove reputation finest models RC scale has founded upon careful attention detail period over twenty years fact m particular about kits theyre available personally make kit sign hold myself responsible reproductions genuine Dave Plait kit guarantee true outline combined force arrangement flies properly THE ULTIMATE legendary beauty effiaency Spitfire 1/5 scale Accurate last subtle curve Magnificient indeed just sitting simply awe inspinng flight Powered 90 120 glo engine Maximizerl ultimate Spitfire 41 AEb provide intense experience sophisticated R/G wSpan 88Length 76Weight 15-20 lbs $ &kmodeler Bucker Jungmeister0 regular direct drive engines 60 90 65 span 11/4 scalel ace aerobatic biplane time Still fits car $139 IPMeer%djniitt Ie 109 bold flies great staying easily transportable 1/5 scalel 79 span over 1000 sq ins I$179for 90 engines New 1/4 Scale PilotAlso$139 Supplied unpaint ad comes in- Available 1/5 116 scale WorldRetracting struction booklet Landing Gear War II Fighter Pilots fullNow Strengthened $30figure heavier ships ___________________________Compiete system $139 110W TO ORDER D om mans a e no mark-api Write calIwe accept check money order Master Charse V a ds pay UPS anywhere USA lFlorida residents add 4% sales tax accept o ego o de pay ghi information model send sell addressed envelope nave Dlatt Nuodels inc 15th Street Plantat ion Florida 33313 6940 NWPhone 305 587-4861j No aJJiaed vat ohe wont soar aint airplane guy almost lost Junior Falconthats Half-A Incidentally Bill Kaluf moved Krackerjacs 1000 mAh battery 7 ward hectic night receiver 5 plus put heavy spinner Big crates require heroic measures Call Go Something else Bill Kaluf flies well-weath ered Senior Telemaster once equipped side-looking camera llkes ride cracked flaps makes dodlle enough old lady Its early-model OS 40 may have flown Julius Caesar tachs 9000 11-6 suggested try POWR treatment resulting jump 10200 rpm excited him much fol lowed Krackerjac lift Naturally couldnt help another having hands full eyes locked-in Only flash yel low wing panel saved him losing Senior Telemaster POWR especially effective older beatup engines because gets rid carbon varnish permeates metal low-friction protective finish As dribble stuff venturi engine falters picks up rpm higher higher find significant change needle toward lean rejuvenated retired OS 35which now drags rubber ducky impressively stuff works Flight fancy could have anything want transmitter what would envision Dont think existing transmitters exercise pure imagination whatever miracles conjure up should cost less too about function com bination thereof might dream knobs switches levers other stuff cant find hurry forget unwanted mode acci dentally bump lose adjustmentsor worse Imagine have four different airplanes fly differently set up differ ently control movements trims employment controlsexponential llnear rate mixing anything Suppose four push buttons labeled B C D repre senting four ships Push have what need Plane No 1 push D Plane No 4 Since pipe-dreaming dare imagine transmitter remembers plane fly exactly fly including abillty repeat trim use particular ship anytime wish can revert standard 4-ch Dare imagine can flight-trim chan nels pressing automatic trim button crank up dozens channels about button accesses sophis ticated world boat controls virtually infinite functions Helleopters still keep airplane setups Flaperons Easy V-tall mixing Sure about LCD dis play tells anything demand volt age servo pulse lengths accurate settings match transmitter/receiver stantly adjustable watch numbers lots lots Let display flight time too Add audible warning its time land along display saying land 15-sec-interval reminder beeps left things unusual rate such low rate exponential etc about warning audible signal system detects impending malfunction transmitter Everything seems OK warned land queries transmitter gets answer dis play such dirty aileron pot 22 Model Aviation Catalog Twelve page-Fully Illustrated complete details on. MUFFLERS ENGINE MOUNTS ENGINE TESTING EQUIP SCALE ACCESSORIES SMOKE KITS ETC Imagine programming panel enables easily set up virtually infinite func tions Suppose flying techniques change three years new demands require different techniquesand gadgets know quickly equipment becomes obsolete dream transmitter never grows obsolete Just plug new IC chip ye-u still business Impossible youd agree transmitter exists may market within six months may change RC world forever everyday use nations leading designers RC sys tems project develop 14-channel system RPV field seven months development program man computer transmitter has done showed engineer could set up 14-channel unit five min utes Thats truth help us man can design mechanically such transmitter seven hours software secret can talk about Writing program has consumed 250 hours real experts time estimates 250 hours fine-tune better results performed feat What trans mitter does work dont know beans about such stuff came away notes probably mean much folks electronics man Dr Robert Suding Herndon VA Having made contributions number telecommunications computer com panies using technologies based upon micro computers now has own consulting firm Working home engaged de velopment work giant firms brainstorm ing new concepts plays sorts things fun Theres computerized pipe organ having pipes fill room wail-towall Since looked capable shaking cathedral didnt ask him play Out back has observatory 18-in telescopeone biggest state Hes entered star charts computer enab ilng seek out target follow 24-hr basis As large big two-car garage observatory has roof rolls back unleash stellar siege gunbigger friendly howitzer rolling roof computerized shall describe Roberts transmitter separate item few last words board Silver 7 owners see bot tom transmitter replaced equal-sized board mounts magic components Robert claims skilled worker could assemble install board own RC transmitter Roberts teenager son Dennis builds models garage flies up stormshelter car much lower priority invited fly system dizzy enough already found high hu midity noontime sun 940 day too much Others have flown report cannot detect difference put human scale report faithfully boys could find booster battery system does replace man doesnt program ffights couldnt Rather expands enormously what man can flying skills improves fly ing precision can still have roll tons etc Asked transmitter control stick pots could eliminated Robert answered Easily pots remain tempo rarily because digitized sticks would Continued page 123 TypeNitro %Lubricant Gal Price Drum Price Freight PaidFreight-Collect FAI00/0Synthetic$ 675$13995 5s5%Synthetic$ 775$21995 Sc5%Castor$ 775$21995 4cyl70/0Castor$ 850$28995 lOs10%Synthetic$ 895$32995 lOc100/oCastor$ 895$32995 R/O121/2%Syn & Castor$ 995$34995 iSs15/oSynthetic$ 995$34995 20c20%Castor$1395$51995 25s25%Synthetic$1495$52995 4040%15 Syn-5 Castor$1995$72995 50500/0Synthetic$2395$89595 6060%Synthetic$2695$99595 EXCEPT 54 GAL DRUMS MINIMUM ORDER 4 Gal Asst OK DISCOUNTS 24 63 Gal Deduct 50/s Asstd OK 64 Gal Orders Deduct 100/a Asstd OK Sheldons Hobby Shop y11 3157 Alum Rock Avenue J San Jose California 95127 M/C VISA iu 251-0787 UPS COD -$165 Hours Mon-Wed Fri & Sat 930-530 Thor 930-900 Sun 1200-500 WHY SETTLE FOR LESS can have Performance/conomy 15x 6 18x 6- 8-1O __________20x 6-8- 10 __ ____ _____22x 8-1018OO Prces ncIae UPS charges D MASTER CHARGE DVISA DCOD EJCHECK DMONEY ORDER Dynathrusts composite construction provides Unequaled Durability Saves money 100% accurate pitch results Outstanding Performance Air Counts s700 slOOO s1400 Dealers / Distributors Invited DYNATHRUST PROPS INC 2541 NE lith Court Pompano Beach FL 33062 F305-9419119 November 1983 23 High film strength lubricant increased power long engine life Detergents cut performance robbing varnish Highest quality ingredients insure top engine performance reliability Fun/Winter Continued page 13 costly manufacture pots will go eventually Theres went pulse code modulationcom mon abroadand digitized sticks could eliminate interference get virtually components out servos adding chip receiver interfering sig nal arrives receiver pulse code modu lated provides control trans mitted frame fouled interference receiver will reject garbled frames because information checks transmitted simultane ously allow receiver compare inputs prescribed correct inputs rejects garbled frames comes back line glitching spurious inputs vanish Ac cording Sudding note slight slowness control response dont know interference interference steady locked frequency re ceiver decides someone has goofed therefore going fail-safe servos go neutral engine servo idle Robert flying such systemit wave future delaying problem various nations manufacturers approaching problem independently unity would possible go big IC makers special chip quantity would make want bother us Robert sees AMA logical body achieve such standards Thats possible think will arranged him consult AMA help achieve fantastic goal Another thing Roberts trans mitter eliminates pot component drift common temperature-extreme days passing parade am struck dumb stream wonderful magazines books Older modelers know live golden age miracles Energetic young guys like Engllshmen mad dogs fly under blaz ing sun may take granted will remember happy times increas ing fondness am surprised inspired made grateful magazine book pamphlet articles Ive given up fretting about magazine best wouldnt Im excited frenzied competition produces excellence know effort dozens staff people columnists put prod ucts must labor vine yard still knows choose climb mountain simply because there best magazine No bad No Sometimes think better others next time around think anothers issue best Ive ever seen leave mags reading table come back again again few years ago rare have unfinished time following issue rolled around Now pile up cant finish Ive taken clipping things didnt know may able put good use Magazines same has focused slants mixes make better others special ways Merely looking pictures waste folks write professionally often bow talents am moved enough occasion ally write some author designer note appreciation subscribing maga zines stretches budget try buy selec tion two add up broad est mix coverage Im sucker tidbits wisdom oddities useless facts too tongue-in-cheek want good show must quote Joe Klause Model Build er Misconceptions abound world example youve undoubtedly heard moon made green cheese Actually its slice very large green tomato Joe shocked making clear explosions dont take place normally model engine explained combustion relatively slow burning process accompanied cre ation light extreme heata vigorous violent union substances oxy gen Showing simple diagrams based upon industrial photos inner cylinder com bustion process says explosion detonationthe knock-knock business leaned cooked engines squandered bucks Only some kind nut would want explosion cylinders engines same type llkes green cheese Joe wound up Clarence Lee dis penses question-and-answer form RC Modeler practical info man seemingly could know made chuckle olden days Powermist Francisco Labs fuel bitter cold days body used prime enginesif wanted fly can potent single drop dispensed pointed stick against side piston top dead cen ter resulted prop banging off first flip Arden 09 loved Powermist smelled lovely hand-launched crate aroma swirling around noggin gave him such high didnt care what happened crateif indeed ever remembered prop blast smelled like Garden Eden Did put perfume asked curions reader Yes said Clarence Now know dash Channel No would very nicea reminder too airplane widows serious side find Jerry Smith R C Modeler keeps making feel stupid just learned nylon bolts dont always shear crash installed properly answers embarrassingly simple told about Noble switch could reliable Merlln told use Nobles Its tricky open-looking thing lots soldering tabs Ace Du-Bro among others have Jerry whens next class cringe field-and-bench things am impressed insights provid ed Art Schroeder ModelAirplane News though cant understand manages editor have time tests hear old-maids stories field wellknown Scale RTF wont take off ex perts hands takes off beautifully bit toe-inas Art found didnt lieve toe-in quite important have balky tail-dragger try toe-in After big boys always Art seems love variety So check him 30 days Bill Hannan Model Builder fun like him better Winter Hannan hasnt reached outrageous stage hes Twilight Zone Hannan talking about exhibition Orley Field Paris So theres guy large life VTOing Eiffel Tower scale too tall guy lifting off under urge push-pull props hardly could notice dreamt about onean Eiffel Tower Space Shuttle worlds greatest all-time model ers Emmanuel Fillon long-ago Wakefield winner France graced Hannans Hangar Fillon genius two rubber-powered modelsthey look lot like real planes Whats great rubber inside wing leading edges driving squir rel-cage turbine inside fuselage Big air scoops appear side fuselage wing junction Whats squirrel cage have central air conditioning youll find efficient blower useda squirrel-cage type Take look Fillons jets fly Wonder compare ducted fans Are ducted fans Just Rubber jobs right Flying Models theres marvelous boat section love boats trains though fol low hobbies enjoying pictures wonder things scale clam boat no less scale clams deck Editor Bob Hunt World Champion CL Aerobatics took RC like duck water once bought crates dad Bob learned RC Aerobatics pattern nothing flat Hes tenacious mag another gem FM writer Bob Aberle speaks about radio equipment Hutton llstens want know whats what boxes Read Aberle understand him theres Pete Chinn earlier days MAN engaged Pete long-running features Foreign News Engine Reviews us wont buy new exotic engines until read com ments word years Aeromodeller consid ered finest mag English language So good seemed stuffy RC came along mags soul-search ing Don Dewey provedpeople thought him nuts back thenan all-RC mag feasible Other mags strove balance mixed treat mentit vital keep many-faceted hobby alive Most American mags eventually tilt toward RC still what must British split field RC other mags Over years once-great Aeromodeller driftedno RC Now theyve redesigned thing made larger include full-size plans 8-pg SE 5 fold-out impressive material fine photos well-crafted overall design July 1983 issue caught world-wide interest done loving care impressive atten tion detail Nice full-scale too hope go forever havent mentioned Model Aviation Heck youre looking Ads mags like Disneyland Long ago Air Thails temporarily stymied Charlie Grant editor MAN survey revealed secret read ers consider ads editorial mate rial Some people hate ads theyve got polarities wrong Ads make world go round learned live long time ago read Jim Martins mall-order-house ads like Sunday supplement Some best shows Off-Broadway Bill Winter 4426 Altura Ct Fairfax VA 22030 SAFE FLYING IS NO ACCIDENT November 1983 123
Edition: Model Aviation - 1983/11
Page Numbers: 18, 19, 20, 22, 23, 123
IVE DISCOVERED some guys dont fly see Bill Kaluf peerless scribe drive up say its just too much fun watching Chinese Fire Drill slow motion Thats Fredericksburg VA guys have 560-ft strip mowed twice week Overruns hundreds feet long own clubs small site 33 miles west Wash ington DC separates men boys Fredericksburg strip centers lovely wide-open park site Union artillery Gen Bumside glorious beard became cropper threw pontoon bridges across close-by Rappahanock tried take Rebs coyly massed behind stone wall top hill take off east am distracted big house rose garden off end park George proposed Martha two made-in-Heaven summer days Bill Kaluf indulged now-or-never fly ing Only two curious club members lunch hours Kalufs son Steve youthful guys fingers dart over trims showed up Steve test-flew victims stoke courage Well sir 6-ft Krackerjac K&B 40 Guys flying 54-in version up-scaled Remember area goes upor downas square change scales wing loading varies might believe Relatively has billboard-sized wing design very short-coupled stab bot tom airfoil semi-symmetrical forward spars flat-bottomed aft Test flights Don Sruil home showed great promise moved CG aft quite bit Afterwards blocked up crate recheck alignment clue goofed getting 20 positive tail TE wing resting cross member imparted slight negative ship time bomb Aerodynamicists will perceive negative pitching moment spite its size light crate motates 1/3 throttle stick really half-power thing pitch-crazysuicide touch trim darn thing out sync corrective movements constantly edge plowing Finally getting squared away landing approach went dead-stick wouldnt gilde its own began roller coaster sneaked tiny puts hoping feed fire Since ship clean barreled along floating ate up 560 ft nothing flat rolled stop piece know about pitching moments com mitted cardinal sin Kaluf kept shouting Youve got incidence trouble night reworked crate Blocked up again spirit level revealed need re saddle wing silicon uneven homemade incidence meter caught bad 20 stab smartly made removable two 3/16-in nylon bolts trimmed zero-zero incidence line tween extreme LE TE wing setting provided slight angular difference Above Left Bill Kaluf starts engine much-modified RC Special has longer nose 20 dihedral 1-in-wider chord flaps ailerons changes Bill Winters design September 1980 MA near model Winters 6-ft K&B 40-powered Krackerjac has 30 dihedral ailerons info about both models text Above Right Its much easier show picture describe words get differential aileron throw need servo wheel connectors set forward pivot point 450 Winters Kraclcerjac yields slight down lots up Below Left General Burnside see text sneaked candid shot Winter snapping Bill Kalufs modified RC Special Fredericksburg Winter says mods significant improvement original now flies like lively full-scale lob similar configuration Below Right Resplendent red-and-white iron-on covering Kalufs RC Special quiet-running 0S 40 four-cycle looks like some racy cabin lob Winter thinks dropped grassy field sometime mid-1930s 18 Model Aviation MICROPROCESSOR-CONTROLLED TRANSMITTER N basic idea replace Analog encod er Microprocessor does encoding system utilizes small comput er called Microprocessor provide pulse encoding instead ICs transistors present transmitter system Since Microprocessor Digital device first step digitize inputs ie sticks Microprocessor can util ized means Analog-to-Digital converter used stick get rela tive positioning stick format Microprocessor can use output conventional Analog encod ers Digital pulse-width system task processor becomes relating digitized stick values desired pulsewidth values relating inputs output pulse performed program running processor program merely relates pulse timing requirements deflection sticks programming Microprocessor translates what transmitter should doing output pulses based directions supplied Microprocessor STICKSANALOG PROCESSOR DISPLAYS MICROPROCESSOR BASED R/G TRANSMITTER sticks switches buttons Microprocessor-based RC transmitter can increase reliability through miniaturiza tion total component count elimina tion Analog components subject corrosion drift pulse-length requirement calculated stick stick calculated pulse length account such features servo reversing mixing high/low values linear/exponential rates endpoint adjustments trimming etc required calculated pulse length modi fled further account Mode Mode II selection airplane selection etc Programma ble multiple channels added will specialized control projects such robots large complex Scale models boats etc Cus tomizing functions maintained default standards An output display warning sounds adequately supported provide meaningful user interactions transmitter provides self-diagnostic ability informs user impending malfunctions well fault analysis servicing Meredith Leuken Bill Hannans five Farman Moustiques Senior Local Pilot Hannans Hangar Model Builder magazine author Peanut Power Bill has outdone himself yet another new gem among books Scrapbook Scale 3Views & Nostalgia noted tendency aileron yaw hold nose straight split second ailerons applied indicating either vertical tail should increased handles yaw differential should cranked ailerons corrected using big Gaggle high-performance glider types seen Astro-sponsored SULA Electric Contest held high school field Cslifornia apparently 05-size models Theme meet max flight time minimum motor run Guys getting 5-mm flights 30sec runs Pic shows front L-R Larry Jolly Bob Boucher Dennis Brandt 2nd placel Roger Roth 3rd rear Bill Boss 4th Dan Fink Rick Schrameck list John Brown 5th five winners used 7-4 Rev-Up props six Sanyo 12 Ah cells others seven cells November 1983 19 Left Dr Suding snapped explaining Winter keys used vertical row keys right provides example selection preset trims four different airpalnes transmitter can used fleet planes other possibilities trans mitter left Sudings original holding follow-on version display panel top Right backs removed can see whats inside transmitters Compare board bottom block diagram printed below GIANT STEPS 56oo44OfGlore Rt Awtroft Giant Steps Book Giant R/C Aircraft Air Age Inc 837 Post Rd Darien CT 06820 144 pus 8A x 11 paperback $1295 Although book hot off press columnist finished reading Giant Steps must con template world Giant Scale rich inspiring photos drawings plans well copious text recognized ex perts Its 16 well-organized chapters provide fine briefing giant step execution sound safe aircraft key areassuch kits plans engines props building materials servos radios etc Other chapters detail such tricky matters landing gear retracts hinges link ages struts rigging etc Whether wonder about floats float flying smoke systems fly Giants etc Other chapters accessories hints observations etc round out picture five plans plus features re spected famous folkssuch own Bob Beckman Included special buyers guide pictorial listing proven plan designs Some nice full-color pictures plus fine printing paper make class act big planes appeal mustbuy book servo wheel locating connectors 450 forward servo shaft Now up-aileron far down-aileron Kaluf swears told real Jung meister nearby museum no down 1 bought argument minimize downaileron always though down-aileron did work well crate flies now never weaned old-time technique stand ing behind crate takeoffwhich leads cries Get off runway Hey Bill may land Now can stand off side runway like normal folks have thing run toward nothing lifts off gently tail-drag ger files out flat holding tad down gracefully rotates climbs nice angle rock-steady No aileron yaw Seeing usual nose-down aileron turn expected flippers tightened turn compelling __________________________ I/5 I/B LEADING EDGE -HiVI DIHEDRAL 11 II 0123456 SLALL IN INCHES I~_5/8 TAPERED-TRAILING_EDGE-a~ /B 3g &ALSA%IGIN SPAR --I HA NG 1FVi EGGING UpO/KYI DESIGNED BY R G SchmdI CO-2 introduced Herkimer 1947 OK Cub 049 too commercial scale swept country time Nats event Among first kits Midwest Porky immediate predecessor immortal Sniffer cabin FF still us today Hall Famer Wally Simmers along Frank Big Steep Garcher latter majordomo modern Midwest Wally now being S K&S together 30s Wally gen erally credited Sniffer design Wally RG Schmitt now Convair sort fooled around together airplane designs Actually Schmitts name will found de signer old plans Schmitt Bill Winter found authentic Porky plan simplified Planes suit relatively big Herkimer CO-2 engines i4A size built original size scaled either up down Porky still ideal sport FF CO-2 glow would also ideal small-field RC electric glow power Rudder-only suggested built small rudder elevator throttle controller enlarged As FF high cabin means will go right under power unbank go straight tried Giant Scal em bit coordinating aileron rudder Better found 30 dihedral cabin-type plane rudder gave gentle smooth turn altitude change coor dinated rudder elevator Magic no thermals evidently gentle smooth lift lay over land night cool hot sun does things 11 oclock trimmed-rudder circles idle crate proved soaring-crazy its fourth fifth flights went sky high brought down went back up could ride air hours Approaches shout spoilers drag flapswill get spoilers have soared plane Ive ever made Continued page 22 20 Model Aviation Good things come small packages John Hendersons big electric-pc.. small suitcase big attache case Note fuselage hinged bottom fold two pieces Wing dowels passthrough plytabs rearfuselagetop plydoublers forward fuselageyou can see pushrods extending forward ready attach servos Detachable wing panels stabilizer halves per standard practice Did transmitter fIt same box Fantasy Perhaps Hendersons workshop fits suitcases see beIng stomped ape TV Tom Schmitt photo HatfIeld 1981 Discriminate Scale Fliers Demand Dave Platt Im perfectionist kits prove reputation finest models RC scale has founded upon careful attention detail period over twenty years fact m particular about kits theyre available personally make kit sign hold myself responsible reproductions genuine Dave Plait kit guarantee true outline combined force arrangement flies properly THE ULTIMATE legendary beauty effiaency Spitfire 1/5 scale Accurate last subtle curve Magnificient indeed just sitting simply awe inspinng flight Powered 90 120 glo engine Maximizerl ultimate Spitfire 41 AEb provide intense experience sophisticated R/G wSpan 88Length 76Weight 15-20 lbs $ &kmodeler Bucker Jungmeister0 regular direct drive engines 60 90 65 span 11/4 scalel ace aerobatic biplane time Still fits car $139 IPMeer%djniitt Ie 109 bold flies great staying easily transportable 1/5 scalel 79 span over 1000 sq ins I$179for 90 engines New 1/4 Scale PilotAlso$139 Supplied unpaint ad comes in- Available 1/5 116 scale WorldRetracting struction booklet Landing Gear War II Fighter Pilots fullNow Strengthened $30figure heavier ships ___________________________Compiete system $139 110W TO ORDER D om mans a e no mark-api Write calIwe accept check money order Master Charse V a ds pay UPS anywhere USA lFlorida residents add 4% sales tax accept o ego o de pay ghi information model send sell addressed envelope nave Dlatt Nuodels inc 15th Street Plantat ion Florida 33313 6940 NWPhone 305 587-4861j No aJJiaed vat ohe wont soar aint airplane guy almost lost Junior Falconthats Half-A Incidentally Bill Kaluf moved Krackerjacs 1000 mAh battery 7 ward hectic night receiver 5 plus put heavy spinner Big crates require heroic measures Call Go Something else Bill Kaluf flies well-weath ered Senior Telemaster once equipped side-looking camera llkes ride cracked flaps makes dodlle enough old lady Its early-model OS 40 may have flown Julius Caesar tachs 9000 11-6 suggested try POWR treatment resulting jump 10200 rpm excited him much fol lowed Krackerjac lift Naturally couldnt help another having hands full eyes locked-in Only flash yel low wing panel saved him losing Senior Telemaster POWR especially effective older beatup engines because gets rid carbon varnish permeates metal low-friction protective finish As dribble stuff venturi engine falters picks up rpm higher higher find significant change needle toward lean rejuvenated retired OS 35which now drags rubber ducky impressively stuff works Flight fancy could have anything want transmitter what would envision Dont think existing transmitters exercise pure imagination whatever miracles conjure up should cost less too about function com bination thereof might dream knobs switches levers other stuff cant find hurry forget unwanted mode acci dentally bump lose adjustmentsor worse Imagine have four different airplanes fly differently set up differ ently control movements trims employment controlsexponential llnear rate mixing anything Suppose four push buttons labeled B C D repre senting four ships Push have what need Plane No 1 push D Plane No 4 Since pipe-dreaming dare imagine transmitter remembers plane fly exactly fly including abillty repeat trim use particular ship anytime wish can revert standard 4-ch Dare imagine can flight-trim chan nels pressing automatic trim button crank up dozens channels about button accesses sophis ticated world boat controls virtually infinite functions Helleopters still keep airplane setups Flaperons Easy V-tall mixing Sure about LCD dis play tells anything demand volt age servo pulse lengths accurate settings match transmitter/receiver stantly adjustable watch numbers lots lots Let display flight time too Add audible warning its time land along display saying land 15-sec-interval reminder beeps left things unusual rate such low rate exponential etc about warning audible signal system detects impending malfunction transmitter Everything seems OK warned land queries transmitter gets answer dis play such dirty aileron pot 22 Model Aviation Catalog Twelve page-Fully Illustrated complete details on. MUFFLERS ENGINE MOUNTS ENGINE TESTING EQUIP SCALE ACCESSORIES SMOKE KITS ETC Imagine programming panel enables easily set up virtually infinite func tions Suppose flying techniques change three years new demands require different techniquesand gadgets know quickly equipment becomes obsolete dream transmitter never grows obsolete Just plug new IC chip ye-u still business Impossible youd agree transmitter exists may market within six months may change RC world forever everyday use nations leading designers RC sys tems project develop 14-channel system RPV field seven months development program man computer transmitter has done showed engineer could set up 14-channel unit five min utes Thats truth help us man can design mechanically such transmitter seven hours software secret can talk about Writing program has consumed 250 hours real experts time estimates 250 hours fine-tune better results performed feat What trans mitter does work dont know beans about such stuff came away notes probably mean much folks electronics man Dr Robert Suding Herndon VA Having made contributions number telecommunications computer com panies using technologies based upon micro computers now has own consulting firm Working home engaged de velopment work giant firms brainstorm ing new concepts plays sorts things fun Theres computerized pipe organ having pipes fill room wail-towall Since looked capable shaking cathedral didnt ask him play Out back has observatory 18-in telescopeone biggest state Hes entered star charts computer enab ilng seek out target follow 24-hr basis As large big two-car garage observatory has roof rolls back unleash stellar siege gunbigger friendly howitzer rolling roof computerized shall describe Roberts transmitter separate item few last words board Silver 7 owners see bot tom transmitter replaced equal-sized board mounts magic components Robert claims skilled worker could assemble install board own RC transmitter Roberts teenager son Dennis builds models garage flies up stormshelter car much lower priority invited fly system dizzy enough already found high hu midity noontime sun 940 day too much Others have flown report cannot detect difference put human scale report faithfully boys could find booster battery system does replace man doesnt program ffights couldnt Rather expands enormously what man can flying skills improves fly ing precision can still have roll tons etc Asked transmitter control stick pots could eliminated Robert answered Easily pots remain tempo rarily because digitized sticks would Continued page 123 TypeNitro %Lubricant Gal Price Drum Price Freight PaidFreight-Collect FAI00/0Synthetic$ 675$13995 5s5%Synthetic$ 775$21995 Sc5%Castor$ 775$21995 4cyl70/0Castor$ 850$28995 lOs10%Synthetic$ 895$32995 lOc100/oCastor$ 895$32995 R/O121/2%Syn & Castor$ 995$34995 iSs15/oSynthetic$ 995$34995 20c20%Castor$1395$51995 25s25%Synthetic$1495$52995 4040%15 Syn-5 Castor$1995$72995 50500/0Synthetic$2395$89595 6060%Synthetic$2695$99595 EXCEPT 54 GAL DRUMS MINIMUM ORDER 4 Gal Asst OK DISCOUNTS 24 63 Gal Deduct 50/s Asstd OK 64 Gal Orders Deduct 100/a Asstd OK Sheldons Hobby Shop y11 3157 Alum Rock Avenue J San Jose California 95127 M/C VISA iu 251-0787 UPS COD -$165 Hours Mon-Wed Fri & Sat 930-530 Thor 930-900 Sun 1200-500 WHY SETTLE FOR LESS can have Performance/conomy 15x 6 18x 6- 8-1O __________20x 6-8- 10 __ ____ _____22x 8-1018OO Prces ncIae UPS charges D MASTER CHARGE DVISA DCOD EJCHECK DMONEY ORDER Dynathrusts composite construction provides Unequaled Durability Saves money 100% accurate pitch results Outstanding Performance Air Counts s700 slOOO s1400 Dealers / Distributors Invited DYNATHRUST PROPS INC 2541 NE lith Court Pompano Beach FL 33062 F305-9419119 November 1983 23 High film strength lubricant increased power long engine life Detergents cut performance robbing varnish Highest quality ingredients insure top engine performance reliability Fun/Winter Continued page 13 costly manufacture pots will go eventually Theres went pulse code modulationcom mon abroadand digitized sticks could eliminate interference get virtually components out servos adding chip receiver interfering sig nal arrives receiver pulse code modu lated provides control trans mitted frame fouled interference receiver will reject garbled frames because information checks transmitted simultane ously allow receiver compare inputs prescribed correct inputs rejects garbled frames comes back line glitching spurious inputs vanish Ac cording Sudding note slight slowness control response dont know interference interference steady locked frequency re ceiver decides someone has goofed therefore going fail-safe servos go neutral engine servo idle Robert flying such systemit wave future delaying problem various nations manufacturers approaching problem independently unity would possible go big IC makers special chip quantity would make want bother us Robert sees AMA logical body achieve such standards Thats possible think will arranged him consult AMA help achieve fantastic goal Another thing Roberts trans mitter eliminates pot component drift common temperature-extreme days passing parade am struck dumb stream wonderful magazines books Older modelers know live golden age miracles Energetic young guys like Engllshmen mad dogs fly under blaz ing sun may take granted will remember happy times increas ing fondness am surprised inspired made grateful magazine book pamphlet articles Ive given up fretting about magazine best wouldnt Im excited frenzied competition produces excellence know effort dozens staff people columnists put prod ucts must labor vine yard still knows choose climb mountain simply because there best magazine No bad No Sometimes think better others next time around think anothers issue best Ive ever seen leave mags reading table come back again again few years ago rare have unfinished time following issue rolled around Now pile up cant finish Ive taken clipping things didnt know may able put good use Magazines same has focused slants mixes make better others special ways Merely looking pictures waste folks write professionally often bow talents am moved enough occasion ally write some author designer note appreciation subscribing maga zines stretches budget try buy selec tion two add up broad est mix coverage Im sucker tidbits wisdom oddities useless facts too tongue-in-cheek want good show must quote Joe Klause Model Build er Misconceptions abound world example youve undoubtedly heard moon made green cheese Actually its slice very large green tomato Joe shocked making clear explosions dont take place normally model engine explained combustion relatively slow burning process accompanied cre ation light extreme heata vigorous violent union substances oxy gen Showing simple diagrams based upon industrial photos inner cylinder com bustion process says explosion detonationthe knock-knock business leaned cooked engines squandered bucks Only some kind nut would want explosion cylinders engines same type llkes green cheese Joe wound up Clarence Lee dis penses question-and-answer form RC Modeler practical info man seemingly could know made chuckle olden days Powermist Francisco Labs fuel bitter cold days body used prime enginesif wanted fly can potent single drop dispensed pointed stick against side piston top dead cen ter resulted prop banging off first flip Arden 09 loved Powermist smelled lovely hand-launched crate aroma swirling around noggin gave him such high didnt care what happened crateif indeed ever remembered prop blast smelled like Garden Eden Did put perfume asked curions reader Yes said Clarence Now know dash Channel No would very nicea reminder too airplane widows serious side find Jerry Smith R C Modeler keeps making feel stupid just learned nylon bolts dont always shear crash installed properly answers embarrassingly simple told about Noble switch could reliable Merlln told use Nobles Its tricky open-looking thing lots soldering tabs Ace Du-Bro among others have Jerry whens next class cringe field-and-bench things am impressed insights provid ed Art Schroeder ModelAirplane News though cant understand manages editor have time tests hear old-maids stories field wellknown Scale RTF wont take off ex perts hands takes off beautifully bit toe-inas Art found didnt lieve toe-in quite important have balky tail-dragger try toe-in After big boys always Art seems love variety So check him 30 days Bill Hannan Model Builder fun like him better Winter Hannan hasnt reached outrageous stage hes Twilight Zone Hannan talking about exhibition Orley Field Paris So theres guy large life VTOing Eiffel Tower scale too tall guy lifting off under urge push-pull props hardly could notice dreamt about onean Eiffel Tower Space Shuttle worlds greatest all-time model ers Emmanuel Fillon long-ago Wakefield winner France graced Hannans Hangar Fillon genius two rubber-powered modelsthey look lot like real planes Whats great rubber inside wing leading edges driving squir rel-cage turbine inside fuselage Big air scoops appear side fuselage wing junction Whats squirrel cage have central air conditioning youll find efficient blower useda squirrel-cage type Take look Fillons jets fly Wonder compare ducted fans Are ducted fans Just Rubber jobs right Flying Models theres marvelous boat section love boats trains though fol low hobbies enjoying pictures wonder things scale clam boat no less scale clams deck Editor Bob Hunt World Champion CL Aerobatics took RC like duck water once bought crates dad Bob learned RC Aerobatics pattern nothing flat Hes tenacious mag another gem FM writer Bob Aberle speaks about radio equipment Hutton llstens want know whats what boxes Read Aberle understand him theres Pete Chinn earlier days MAN engaged Pete long-running features Foreign News Engine Reviews us wont buy new exotic engines until read com ments word years Aeromodeller consid ered finest mag English language So good seemed stuffy RC came along mags soul-search ing Don Dewey provedpeople thought him nuts back thenan all-RC mag feasible Other mags strove balance mixed treat mentit vital keep many-faceted hobby alive Most American mags eventually tilt toward RC still what must British split field RC other mags Over years once-great Aeromodeller driftedno RC Now theyve redesigned thing made larger include full-size plans 8-pg SE 5 fold-out impressive material fine photos well-crafted overall design July 1983 issue caught world-wide interest done loving care impressive atten tion detail Nice full-scale too hope go forever havent mentioned Model Aviation Heck youre looking Ads mags like Disneyland Long ago Air Thails temporarily stymied Charlie Grant editor MAN survey revealed secret read ers consider ads editorial mate rial Some people hate ads theyve got polarities wrong Ads make world go round learned live long time ago read Jim Martins mall-order-house ads like Sunday supplement Some best shows Off-Broadway Bill Winter 4426 Altura Ct Fairfax VA 22030 SAFE FLYING IS NO ACCIDENT November 1983 123