Soaring Dan Pruss HOT STUFF last months mention electrostatic stabilizers autopilots grabbed interest some fur ther good news Maynard Hill has involved development electrostatic device over past 15 years has announced ready-toplug-in unit will available about time read No price yet being written further information may obtained Aero Probe Tech nology Co 2001 Norvale Road Silver Spring MD 20906 Plug-in means unit will wired plugs fit airborne receiver will allow being able turn unit off via trans mitter gain adjustment wrn also possible ground Another Item last month some follow-up information has Gene Dees Icarasoar flying wing since has series successful flights As pointed out basic layout wing has 20 sweep can pose few problems structurally comes center section set-up especially intend have wing panels remov able near center section Genes buddy Bob Chainpine came up fix Now isnt can use day think about itbecause will take few days procedures effective However steps simple Taking selected 3A-in spruce spar material Gene soaked pieces house hold ammonia suggests soak least 24 hours container plastic garbage bag works finebut have out side unless want get idea what ALTERNATE GRAIN PATTERNS USE 3 OR 4 SPRUCE STRIPS DEPENDING ON HOW THICK YOU WANT THE JOINER AFTER DRYING LAIIINAT WITH EPOXY THEN CUT THE DESIRED DIHEDRAL WITH DRE MEL TOOL OR RAZOR SAW sketch lilustrates method used Gene Dees Bob Champine construct very robust mid-spar swept-back wings info coiumn life Jupiter like Mark desired wing-sweep angle building board take thor oughly-soaked strips bend pin desired angle Let dry two three days Now can laminate epoxy have swept-back spar strength horseshoe Adapt necessary blades wing rods future flying wings Florida Kale Harden reports third annual International Postal Contest rousing success contained few surprises First seven countries partici 48 Model Aviation Survivors/winners 1120 1985 1SF Tournament Ito R Bob Gerbin Sr Bobby Ger bin Jr Ken Melenbera Ron Black Greg Auman Jr Greg Auman Sr Phil Harris rear ian Douglas George Boss Chuck Beeman Rich Garner first overall Ohio team 1 R Don Harris Jim Michigans Great Race team entry has Bohmer Herb Rlndfleisch timer compieted course three times three Mike Pro p per Modified Sag itta belongs tries people 1 R Dave Warren Plohr president 1SF Moeiier Kathy Moeiier timer Mike Mcin team has set two course records over tyre iiiinois Ken Shaw Ken Bates 76km SOAR Great Race course Danny Weliwood Plane Bates Hagar Safety numbers C5 Thats Chica goland Cross Country Cruising Corpora tion its 1 R Bill Christian Dr Tom Blood Mike Jendras Dave Haertei Tom Took birds Astro Jeff Sagitta-XC Contest Flamingo Pegasus Team won summers Rockford IL cross-country race Sagitta pated Australia Canada England New Zealand South Africa USA West Germany Thats pretty good spread around planet highest individual score Australias Gary Jordans 7376 out possible 8000 points Gary flew Calypsoa model featured column back August since contest based overall team scoring teams made up five members tallying complete team West Germany top 30410 points What makes remarkable fact team has compet ing event past three years using flying wings tasks flown event modi fied F3B Duration Speed flown weight model must remain constant during same two tasks round best Speed time recorded wing Hans Unverferth time 286 seconds best time overall Udo Rumpf Canada 245-second run Final standings West Germany South Africa Australia USA England Canada New Zealand As mentioned past concerning contest postal meets great way clubs either local area na tionally participate meaningful competition leaving confines local club field boys Pelican Soaring Association have proven biggest thermal contest out side AMA Nationals 1985 Western US RC Soaring Champion ships sponsored two California clubs Sierra Foothill Fliers Modesto Continued page 133 Atom Back Approx Wt 1 75 02 Displacement 09 cu Bore- 5 Stroke 5 Piston Steel Crank Case Magnesium Alloy Original Crankshaft Bearing Silicon Bronze Cylinder Chromally Steel Approx RPM 12000 Grey Cox 7 x 4 prop FOB Los Angeles CA Add $250 shipping per engine CA residents add 6% Sales Tax Order Direct ATOM smallest IgnitIon engines ever produced Designed R Arden further developments John Morrill Simplex Engines Limited Production Run Delivery 10 12 weeks ARO will receive within 7 days order con firming postcard verify receipt order give assigned engine number ap proximate delivery date Morrill-ADC PO Box 1210 Simi Valley CA 93062 WHEN YOU FORGETOUR UNITS REMEMBER Wet Cell & Gelled Cell Batteries Completely automatic operation Connect forget Pays itself eries last two three times longer Two models fit size batteries REGULAR MODEL $3995 field kit smallPlus $2 S & H electric boat batteriesSpecify 612 24V HEAVY DUTY MODEL $4995 sporf winch large boat Plus $250 S& H electric power charging batteries Specify 6 1 2V CaRa Products PO Box 221 Canton SD 57013 605-987-5924 SASE information Dealer nquiries invited RC System NiCd Batteries chargers need age Dycler prevent memory Tester find bad cells Ouick charger 2 4 hours Trickle charger sate level Field Fast Oharger both Rv Tv Portable charger input 1 20V 1 2V Multiple charger up 3 Tx 5 Ru Completely Automatic STANDARD MODEL $179 Fits 48V Ru 96V Tx packsPlus $5 S & H Others available write call OneSpeed Dremel Tool Full variable-speed operation Retains on-ott switch inside case Model 270 280 only Plus $1 505 & H Uallornlan Dean Clark friends ready orIgInal-design Vygeur cross-country racing Sixteen-ft bird sleek fast Wing aspect ratio 221 O@O@OSOSOSOSC SO SO SO SO SO SO VIDEO HOBBY RETAILERS~I4O 121 Answer YesI~fl 0 IN RESPONSE TO YOUR OVERWELMING 0 DEMANDS WE NOW HAVE SOLID DEALER Q PLAN EXCLUSIVELY FOR VOUJ SELL OUR VIDEO PROGRAMS UNUMITED PROFITS HERE ISAN FOR ITSELF WHILE PAYING YOUR PROFITS AMONG OTHERS WHAT ELSE DO HAVE IN YOUR STORE THAT DOES THIS WITH OUR EXTREMELY POPULAR AIRPLANE FUNNIES IN YOUR VIDEO UNEUP ADDITIONAL PROFITS CAN BE IN YOUR DRAWER AS SOON AS NEXT WEEK IF YOU ACT NOWI THE BOTTOM LINE IS MAKING MONEYI COMPLETE PLAN DETAILS AND SPECIAL LOW INTRODUCTORY PRICE ARE READY TO BE SENT JUST MAIL OR PHONE IN YOUR INOUIRY NOWI Send Inquldes ACADEMY OP AVIATION RESEARCH & DEVELOPMENT PO Box 277 Hazel Crest IL 60429-0277 11121 335-0775 @00000 TOLEDO THIRTY-SECOND ANNUAL RADIO CONTROL EXPOSITION TOLEDO SPORTS ARENA ONE MAIN STREET TOLEDO OHIO APRIL 11 12 & 13 1986 presented Weak Signals RIO Club Toledo Ohio RC Soaring/Pruss Continued page 49 RC Club big buck contest terms prizes Entry fee $35 chance take away $500 winning first place prize money tapered off through 20th place still good enough $50 site Merwin Ranch80 acres dichondra grass about close will ever get flying top gigantic billiards table paper tasks simple nine rounds seven-minute Precision Dura tion in-or-out landing using 25-foot-diameter circle Point value landing 20 type contest anybody can enter control anticipated large crowd over 150 contestants nine entries per frequency allowed tasks simple strong winds first day two-day meet wiped out number entries Still good contest reports Computer scoring worked well thanks Rich Friend wind died down Sunday Kevin Hobb Sierra Foothills Fliers engineered meet given Well done Rich Spicer South Bay Soaring Society took home top prize money Second third went Joe Wurts Exposition information available contacting Wayne Yeager co-director ticket address shown below ADVANCE TICKETS may ordered sending self-addressed-stamped busi ness size 4 x 9 envelope Tickets 38235 Castle Romulus Michigan 48174 phone 313 941-6661 Canadian orders must contain International Postal Cou pon instead stamps Include check money order US funds made payable Weak Signals R/C Club along 25 cents per order handling charge must state expo days tickets used prices $400 per day adults $100 per day children 12 under Ticket sales final non-refundable tickets along program will returned near mid-March same club Kirby Parker formerly same club now Pacific Northwest Spicer flew Synergy model highlighted column back June 1984 pictured again January 1985 issue Plan ahead No dates yet things underway run again 1986 LSF Tournament year single contest has pattern odd-numbered years site Cal State San Bernardino CA got 1120 heat glue joints coming undone two good days flying Tasks mixed bag cluded three-minute Precision three flights total 18 minutesbut seven-minute maxes allowed man-onman Distance seven-minute Preci sion Duration flight should have enough keep troops happy Most Thoughtful Club Award went Inland Soaring Society furnished free ice water soft drinks weekend nice gesture next summers contests results contest Standard Class 1 Rich Garner also first overall 2 George Boss 3 Phil Harris 4 Greg Auman Jr 5 Ken Meienberg Unlimited Class 1 Bob Gerbin Sr COMPETITION CLASSES NON-MILITARY SPORT SCALE PLANE AMA Rules MILITARY SPORT SCALE PLANE AMA Rules PRECISION SCALE PLANE AMA Rules PATTERN PLANE SPORT MONO- PLANE non-scale models SPORT 81-PLANE non-scale models OLD TIMER FREE FLIGHT R/C ASSIST R/C SAILPLANE non-scale models HELICOPTER R/C CAR COMPETITION BOAT MILITARY SCALE BOAT PLEASURE POWER BOAT WORKING VESSEL-UNARMED 2 Ken Meienberg 3 Chuck Beeman 4 Ian Douglas 5 Greg Auman Sr Two-Meter Class 1 Bobby Gerbin Jr 2 Ron Black 3 Bob Gerbin Sr 4 George Boss 5 Ian Douglas Best Junior Bobby Gerbin Jr Bob Gerbin Srs winning performance Unlimited 4666 points out possible 5200 Bob also placed fifth Western States RC Soaring Champi onships Rich Garners highest-overall score Standard 4784 points Bob Gerbin Jrs Two-Meter-winning score 4173 points closer look photos Most months shots people planes beat cross-country racing couple California contests past summer saw Joe Wurts claim two victories races some pretty impressive flying Representing Santa Maria Soaring Society Joe racked up win Cali fornia Valley Cross-Country event 26-mile run hour 13 minutes next won Thousand Oaks Soaring Societys Third Annual Western Great Race 20-mile goal-and-return task Joe won run just under 45 minutes Midwest teams Ohio Michigan reckon Jim Bohmer crew Ohio have finished SOARs 76-kilometer course twice competition O@OOOOOOooouuuO@ PROGRAMS RENT Buy V BASIC CONSTRUCTION FOR BEGINNERS IN R/C 7 Mm 4995 30 Mm 3795 BASIC FLIGHT TRAINING FOR BEGINNERS IN R/C 65 Mm THE WORLD OF MODEL AVIATION 90 Mm 4495 #74g OSHKOSH OVERVIEW.55 Mm 3795 6US SCALE MASTERS CHAMPIONSHIPS. . 60 Mm 3995 7 WARBIRDS IN ACTION Full Scale Alt Shows & Morel m 49 95 HEDGE HOPPIN IVarietyl Model & Full Scale Mm 44 95 5 9WHICH WAY IS UP Aerobalicsl70 Mb 4495 sales JInaI gdces subject change plwe check current arts Jar sties ./1K. ORDERING INFORMATION Please Read Carefully AvoId Delays RENTAL DEPOSIT full purchase price ot EACH proam ordered ihe difference refundediL RENTAL DURATION week aBet delivery Reserved dales require 15 day notice PAYMENT Check 110 day clearancel money order charge Orders Include Card C Expiration Phooe CODs available phone SHIPPING $350 ForeIgn Canada add 10% ol TOTAL others add 15% IL res add 8% tax ACADEMY OF AVIATION RESEARCH & DEVELOPMENT OX 277 C SEND ORDERS TO HAZEL CREST ILLINOIS 60429-0277 z 312335-0776 10am8pm Mon Sai ooOOOOOOO@OOO 65 6 BENTOM BROWN JR CAMIULL COMET- COVERITE COX DUBRO EASY BUILT MODELS ENYA- PAl FLYLINE FOX- GOLDBERG GOLDEN AGE REPRO CGENE DUBOIS GUILLOW- K&B K&S L H MRC OS MAX PACTRA PECK-POLYMER PERFECT R N MODELS SEAGLEN SIG STERLING SULLIVAN SUPER TIGRE TAFFINDER TELCO- TOP FLITE- TREXLER WILLIAMS & OTHERS ESTES MODEL ROCKETS Scott $100 Cash Cheek Stamp tar ocr 44 paee tablotd stee DISCOUNT Catalca 900 iliustratiorsover 700 Kits choose irom AILORDER PHONEORDER IN STORE IENN VALLEY HOllY CENTER 827 1 Main 8t Lanshlsla 19146 February 1986 133 established course records doing Meanwhile Ken Bates team Michigan have completed course three times last three races Thats 472 miles nonstop flying race comment common among competitors cross-country racing its takes certain stamina talent look sky two hours time same time keep ones ship wandering off Thules doesnt require regimen tation say practicing Precision Dura tion landings F3B-type Speed runs approach Olympics-type dedication Judging newsletters come way clubs organizing racing types events must reason cover Issue says February 1986 however because lead times publishing game will have received before Holidays Whichever case happy holidays peace good lift 1986 Dan Pruss 131 E Pennington Ln Plainfield IL 60544 RC Scale/Wischers Continued page 51 modelers will forever stuck clumsy dual dimensioning systems frac tions decimals metric lurking background further confuse thinking have exposed FAI competition have learned live metrication must agreed much easier calculate metric dimen sions Shelby obtained Proportional Scale art store Price about $4 having 8-in-diameter scale $250 6-in Mrfoil handbook September 1985 column mention Hand book Airfoil Sections Light Air craft Michael S Rice reader asked about source book currently being advertised pages Model Aviation Zenith Aviation Books price $895 catalog number 106401B book contains about 125 airfoils US Belgium England France Germany Italy Included Boe ing Clark NACA RAF Eiffel Goettingen series airfoil shown cross section coordinates various percentages wing chord Curves also given ratio lift drag center pressure travel lift coefficient drag coefficient Modern jet-aircraft-type airfoils included Scale modeler interested reproducing exact airfoil used prototype airfoil curves can plot ted above below mean chord line semi-symmetrical sections shape described percent chord points along chord simple calculator makes short work mathematics tapered wing 16 ribs Ryan SCWs wing NACA 23012 airfoil plotted information book Having seen number Scale models flown successfuly non-scale airfoils would agree exactness airfoil sections absolute necessi ty some personal satisfaction knowing airfoil used model agreement prototype have never found Scale airfoil detrimental performance thick airfoil particularly near wing tips spoils Scale appearance feature may have some benefit achieving approaching Scale speed increasing drag Eyeball airfoils some having full-symmetrical sections quite common models fly well number purists demand Scale ap pearance performance low compared total Scale modelers Custom fuel tanks available space Scale model doesnt always fit shape ready-made fuel tanks have forced accept inevitable task pro ducing custom tanks half models advantage custom tank assures maximum capacity ATTENTION ERS Custom Models Built LLZ 2036 N Thorns Ave S a.Fresno CA 93704 6pmOrder Phone 209 233-1050ask Bill If you LOVE fly HATE build Contact me solution problem Kits Custom Built Order Sanded Ready Cover AndrswsGoldbergGreat PlanesEtc - IFlyWhatIBuild 134 Model Aviation FULL LINE METAL SPECIALISTS EPOXY GLASS COWLS FOR NOSEN PICA SID MORGAN BALSA USA PLATT CONCEPT FLEET HOSTETLER RCM T-CRAFT SHEBER PIUS 8 V SCALE SUPER CUB POKKER 07 BORING P12 P26 F4B2 F4B4 SPARROW HAWK GEE BEE MOD Y MACBRIENS TURBULENT CHRISTEN EAGLE BRISIGHELLAS STARDUSTER II SCALE J3B1 BABY FLYBABY & OTHERS WHEEL PANTS FOR CITABRIA STARDUSTER II PIUS SKYBOLT LIBERTY SPORT CHRISTEN EAGLE P5E HAWK MULLIGAN S OTHERS LARGE SCALE PLANS AVAILABLE Please send $100 complete list WB supply MOdRIRES fibBrglass parts planS WrIts Call US T & D FIBERGLASS SPECIALTIES 3R52B BLOCK GARDEN CITY MI 48136 PHONE 313 421-6358 BRAZED ft HEAT-TREATED WIRE GEARS BE CABANES PHONE 313 261-9064 FAI RUBBER Sizes 1/4 3/16 1/8 3/32 1/16 042 thick pound box Price $1300 FREE 4 oz bottle SLICK rubber lube per box Postpaid UPS USA 65 FF kits mci Starduster Coupe Deville 4 Satellites mow availl Dragmaster Zingo FAI Power Tilka Wakefield P30s 2 pacifier tanks Crocket hooks Slick lube Seelig & KSB timers Front ends 3 prop kits 2 kinds fuse winders kinds hardware Books much 1986 catalog 75 Cal add 6% tax FAl Model Supply U PO BOX 3U TORRANCE CA 50610
Edition: Model Aviation - 1986/02
Page Numbers: 48, 49, 133, 134
Edition: Model Aviation - 1986/02
Page Numbers: 48, 49, 133, 134
Soaring Dan Pruss HOT STUFF last months mention electrostatic stabilizers autopilots grabbed interest some fur ther good news Maynard Hill has involved development electrostatic device over past 15 years has announced ready-toplug-in unit will available about time read No price yet being written further information may obtained Aero Probe Tech nology Co 2001 Norvale Road Silver Spring MD 20906 Plug-in means unit will wired plugs fit airborne receiver will allow being able turn unit off via trans mitter gain adjustment wrn also possible ground Another Item last month some follow-up information has Gene Dees Icarasoar flying wing since has series successful flights As pointed out basic layout wing has 20 sweep can pose few problems structurally comes center section set-up especially intend have wing panels remov able near center section Genes buddy Bob Chainpine came up fix Now isnt can use day think about itbecause will take few days procedures effective However steps simple Taking selected 3A-in spruce spar material Gene soaked pieces house hold ammonia suggests soak least 24 hours container plastic garbage bag works finebut have out side unless want get idea what ALTERNATE GRAIN PATTERNS USE 3 OR 4 SPRUCE STRIPS DEPENDING ON HOW THICK YOU WANT THE JOINER AFTER DRYING LAIIINAT WITH EPOXY THEN CUT THE DESIRED DIHEDRAL WITH DRE MEL TOOL OR RAZOR SAW sketch lilustrates method used Gene Dees Bob Champine construct very robust mid-spar swept-back wings info coiumn life Jupiter like Mark desired wing-sweep angle building board take thor oughly-soaked strips bend pin desired angle Let dry two three days Now can laminate epoxy have swept-back spar strength horseshoe Adapt necessary blades wing rods future flying wings Florida Kale Harden reports third annual International Postal Contest rousing success contained few surprises First seven countries partici 48 Model Aviation Survivors/winners 1120 1985 1SF Tournament Ito R Bob Gerbin Sr Bobby Ger bin Jr Ken Melenbera Ron Black Greg Auman Jr Greg Auman Sr Phil Harris rear ian Douglas George Boss Chuck Beeman Rich Garner first overall Ohio team 1 R Don Harris Jim Michigans Great Race team entry has Bohmer Herb Rlndfleisch timer compieted course three times three Mike Pro p per Modified Sag itta belongs tries people 1 R Dave Warren Plohr president 1SF Moeiier Kathy Moeiier timer Mike Mcin team has set two course records over tyre iiiinois Ken Shaw Ken Bates 76km SOAR Great Race course Danny Weliwood Plane Bates Hagar Safety numbers C5 Thats Chica goland Cross Country Cruising Corpora tion its 1 R Bill Christian Dr Tom Blood Mike Jendras Dave Haertei Tom Took birds Astro Jeff Sagitta-XC Contest Flamingo Pegasus Team won summers Rockford IL cross-country race Sagitta pated Australia Canada England New Zealand South Africa USA West Germany Thats pretty good spread around planet highest individual score Australias Gary Jordans 7376 out possible 8000 points Gary flew Calypsoa model featured column back August since contest based overall team scoring teams made up five members tallying complete team West Germany top 30410 points What makes remarkable fact team has compet ing event past three years using flying wings tasks flown event modi fied F3B Duration Speed flown weight model must remain constant during same two tasks round best Speed time recorded wing Hans Unverferth time 286 seconds best time overall Udo Rumpf Canada 245-second run Final standings West Germany South Africa Australia USA England Canada New Zealand As mentioned past concerning contest postal meets great way clubs either local area na tionally participate meaningful competition leaving confines local club field boys Pelican Soaring Association have proven biggest thermal contest out side AMA Nationals 1985 Western US RC Soaring Champion ships sponsored two California clubs Sierra Foothill Fliers Modesto Continued page 133 Atom Back Approx Wt 1 75 02 Displacement 09 cu Bore- 5 Stroke 5 Piston Steel Crank Case Magnesium Alloy Original Crankshaft Bearing Silicon Bronze Cylinder Chromally Steel Approx RPM 12000 Grey Cox 7 x 4 prop FOB Los Angeles CA Add $250 shipping per engine CA residents add 6% Sales Tax Order Direct ATOM smallest IgnitIon engines ever produced Designed R Arden further developments John Morrill Simplex Engines Limited Production Run Delivery 10 12 weeks ARO will receive within 7 days order con firming postcard verify receipt order give assigned engine number ap proximate delivery date Morrill-ADC PO Box 1210 Simi Valley CA 93062 WHEN YOU FORGETOUR UNITS REMEMBER Wet Cell & Gelled Cell Batteries Completely automatic operation Connect forget Pays itself eries last two three times longer Two models fit size batteries REGULAR MODEL $3995 field kit smallPlus $2 S & H electric boat batteriesSpecify 612 24V HEAVY DUTY MODEL $4995 sporf winch large boat Plus $250 S& H electric power charging batteries Specify 6 1 2V CaRa Products PO Box 221 Canton SD 57013 605-987-5924 SASE information Dealer nquiries invited RC System NiCd Batteries chargers need age Dycler prevent memory Tester find bad cells Ouick charger 2 4 hours Trickle charger sate level Field Fast Oharger both Rv Tv Portable charger input 1 20V 1 2V Multiple charger up 3 Tx 5 Ru Completely Automatic STANDARD MODEL $179 Fits 48V Ru 96V Tx packsPlus $5 S & H Others available write call OneSpeed Dremel Tool Full variable-speed operation Retains on-ott switch inside case Model 270 280 only Plus $1 505 & H Uallornlan Dean Clark friends ready orIgInal-design Vygeur cross-country racing Sixteen-ft bird sleek fast Wing aspect ratio 221 O@O@OSOSOSOSC SO SO SO SO SO SO VIDEO HOBBY RETAILERS~I4O 121 Answer YesI~fl 0 IN RESPONSE TO YOUR OVERWELMING 0 DEMANDS WE NOW HAVE SOLID DEALER Q PLAN EXCLUSIVELY FOR VOUJ SELL OUR VIDEO PROGRAMS UNUMITED PROFITS HERE ISAN FOR ITSELF WHILE PAYING YOUR PROFITS AMONG OTHERS WHAT ELSE DO HAVE IN YOUR STORE THAT DOES THIS WITH OUR EXTREMELY POPULAR AIRPLANE FUNNIES IN YOUR VIDEO UNEUP ADDITIONAL PROFITS CAN BE IN YOUR DRAWER AS SOON AS NEXT WEEK IF YOU ACT NOWI THE BOTTOM LINE IS MAKING MONEYI COMPLETE PLAN DETAILS AND SPECIAL LOW INTRODUCTORY PRICE ARE READY TO BE SENT JUST MAIL OR PHONE IN YOUR INOUIRY NOWI Send Inquldes ACADEMY OP AVIATION RESEARCH & DEVELOPMENT PO Box 277 Hazel Crest IL 60429-0277 11121 335-0775 @00000 TOLEDO THIRTY-SECOND ANNUAL RADIO CONTROL EXPOSITION TOLEDO SPORTS ARENA ONE MAIN STREET TOLEDO OHIO APRIL 11 12 & 13 1986 presented Weak Signals RIO Club Toledo Ohio RC Soaring/Pruss Continued page 49 RC Club big buck contest terms prizes Entry fee $35 chance take away $500 winning first place prize money tapered off through 20th place still good enough $50 site Merwin Ranch80 acres dichondra grass about close will ever get flying top gigantic billiards table paper tasks simple nine rounds seven-minute Precision Dura tion in-or-out landing using 25-foot-diameter circle Point value landing 20 type contest anybody can enter control anticipated large crowd over 150 contestants nine entries per frequency allowed tasks simple strong winds first day two-day meet wiped out number entries Still good contest reports Computer scoring worked well thanks Rich Friend wind died down Sunday Kevin Hobb Sierra Foothills Fliers engineered meet given Well done Rich Spicer South Bay Soaring Society took home top prize money Second third went Joe Wurts Exposition information available contacting Wayne Yeager co-director ticket address shown below ADVANCE TICKETS may ordered sending self-addressed-stamped busi ness size 4 x 9 envelope Tickets 38235 Castle Romulus Michigan 48174 phone 313 941-6661 Canadian orders must contain International Postal Cou pon instead stamps Include check money order US funds made payable Weak Signals R/C Club along 25 cents per order handling charge must state expo days tickets used prices $400 per day adults $100 per day children 12 under Ticket sales final non-refundable tickets along program will returned near mid-March same club Kirby Parker formerly same club now Pacific Northwest Spicer flew Synergy model highlighted column back June 1984 pictured again January 1985 issue Plan ahead No dates yet things underway run again 1986 LSF Tournament year single contest has pattern odd-numbered years site Cal State San Bernardino CA got 1120 heat glue joints coming undone two good days flying Tasks mixed bag cluded three-minute Precision three flights total 18 minutesbut seven-minute maxes allowed man-onman Distance seven-minute Preci sion Duration flight should have enough keep troops happy Most Thoughtful Club Award went Inland Soaring Society furnished free ice water soft drinks weekend nice gesture next summers contests results contest Standard Class 1 Rich Garner also first overall 2 George Boss 3 Phil Harris 4 Greg Auman Jr 5 Ken Meienberg Unlimited Class 1 Bob Gerbin Sr COMPETITION CLASSES NON-MILITARY SPORT SCALE PLANE AMA Rules MILITARY SPORT SCALE PLANE AMA Rules PRECISION SCALE PLANE AMA Rules PATTERN PLANE SPORT MONO- PLANE non-scale models SPORT 81-PLANE non-scale models OLD TIMER FREE FLIGHT R/C ASSIST R/C SAILPLANE non-scale models HELICOPTER R/C CAR COMPETITION BOAT MILITARY SCALE BOAT PLEASURE POWER BOAT WORKING VESSEL-UNARMED 2 Ken Meienberg 3 Chuck Beeman 4 Ian Douglas 5 Greg Auman Sr Two-Meter Class 1 Bobby Gerbin Jr 2 Ron Black 3 Bob Gerbin Sr 4 George Boss 5 Ian Douglas Best Junior Bobby Gerbin Jr Bob Gerbin Srs winning performance Unlimited 4666 points out possible 5200 Bob also placed fifth Western States RC Soaring Champi onships Rich Garners highest-overall score Standard 4784 points Bob Gerbin Jrs Two-Meter-winning score 4173 points closer look photos Most months shots people planes beat cross-country racing couple California contests past summer saw Joe Wurts claim two victories races some pretty impressive flying Representing Santa Maria Soaring Society Joe racked up win Cali fornia Valley Cross-Country event 26-mile run hour 13 minutes next won Thousand Oaks Soaring Societys Third Annual Western Great Race 20-mile goal-and-return task Joe won run just under 45 minutes Midwest teams Ohio Michigan reckon Jim Bohmer crew Ohio have finished SOARs 76-kilometer course twice competition O@OOOOOOooouuuO@ PROGRAMS RENT Buy V BASIC CONSTRUCTION FOR BEGINNERS IN R/C 7 Mm 4995 30 Mm 3795 BASIC FLIGHT TRAINING FOR BEGINNERS IN R/C 65 Mm THE WORLD OF MODEL AVIATION 90 Mm 4495 #74g OSHKOSH OVERVIEW.55 Mm 3795 6US SCALE MASTERS CHAMPIONSHIPS. . 60 Mm 3995 7 WARBIRDS IN ACTION Full Scale Alt Shows & Morel m 49 95 HEDGE HOPPIN IVarietyl Model & Full Scale Mm 44 95 5 9WHICH WAY IS UP Aerobalicsl70 Mb 4495 sales JInaI gdces subject change plwe check current arts Jar sties ./1K. ORDERING INFORMATION Please Read Carefully AvoId Delays RENTAL DEPOSIT full purchase price ot EACH proam ordered ihe difference refundediL RENTAL DURATION week aBet delivery Reserved dales require 15 day notice PAYMENT Check 110 day clearancel money order charge Orders Include Card C Expiration Phooe CODs available phone SHIPPING $350 ForeIgn Canada add 10% ol TOTAL others add 15% IL res add 8% tax ACADEMY OF AVIATION RESEARCH & DEVELOPMENT OX 277 C SEND ORDERS TO HAZEL CREST ILLINOIS 60429-0277 z 312335-0776 10am8pm Mon Sai ooOOOOOOO@OOO 65 6 BENTOM BROWN JR CAMIULL COMET- COVERITE COX DUBRO EASY BUILT MODELS ENYA- PAl FLYLINE FOX- GOLDBERG GOLDEN AGE REPRO CGENE DUBOIS GUILLOW- K&B K&S L H MRC OS MAX PACTRA PECK-POLYMER PERFECT R N MODELS SEAGLEN SIG STERLING SULLIVAN SUPER TIGRE TAFFINDER TELCO- TOP FLITE- TREXLER WILLIAMS & OTHERS ESTES MODEL ROCKETS Scott $100 Cash Cheek Stamp tar ocr 44 paee tablotd stee DISCOUNT Catalca 900 iliustratiorsover 700 Kits choose irom AILORDER PHONEORDER IN STORE IENN VALLEY HOllY CENTER 827 1 Main 8t Lanshlsla 19146 February 1986 133 established course records doing Meanwhile Ken Bates team Michigan have completed course three times last three races Thats 472 miles nonstop flying race comment common among competitors cross-country racing its takes certain stamina talent look sky two hours time same time keep ones ship wandering off Thules doesnt require regimen tation say practicing Precision Dura tion landings F3B-type Speed runs approach Olympics-type dedication Judging newsletters come way clubs organizing racing types events must reason cover Issue says February 1986 however because lead times publishing game will have received before Holidays Whichever case happy holidays peace good lift 1986 Dan Pruss 131 E Pennington Ln Plainfield IL 60544 RC Scale/Wischers Continued page 51 modelers will forever stuck clumsy dual dimensioning systems frac tions decimals metric lurking background further confuse thinking have exposed FAI competition have learned live metrication must agreed much easier calculate metric dimen sions Shelby obtained Proportional Scale art store Price about $4 having 8-in-diameter scale $250 6-in Mrfoil handbook September 1985 column mention Hand book Airfoil Sections Light Air craft Michael S Rice reader asked about source book currently being advertised pages Model Aviation Zenith Aviation Books price $895 catalog number 106401B book contains about 125 airfoils US Belgium England France Germany Italy Included Boe ing Clark NACA RAF Eiffel Goettingen series airfoil shown cross section coordinates various percentages wing chord Curves also given ratio lift drag center pressure travel lift coefficient drag coefficient Modern jet-aircraft-type airfoils included Scale modeler interested reproducing exact airfoil used prototype airfoil curves can plot ted above below mean chord line semi-symmetrical sections shape described percent chord points along chord simple calculator makes short work mathematics tapered wing 16 ribs Ryan SCWs wing NACA 23012 airfoil plotted information book Having seen number Scale models flown successfuly non-scale airfoils would agree exactness airfoil sections absolute necessi ty some personal satisfaction knowing airfoil used model agreement prototype have never found Scale airfoil detrimental performance thick airfoil particularly near wing tips spoils Scale appearance feature may have some benefit achieving approaching Scale speed increasing drag Eyeball airfoils some having full-symmetrical sections quite common models fly well number purists demand Scale ap pearance performance low compared total Scale modelers Custom fuel tanks available space Scale model doesnt always fit shape ready-made fuel tanks have forced accept inevitable task pro ducing custom tanks half models advantage custom tank assures maximum capacity ATTENTION ERS Custom Models Built LLZ 2036 N Thorns Ave S a.Fresno CA 93704 6pmOrder Phone 209 233-1050ask Bill If you LOVE fly HATE build Contact me solution problem Kits Custom Built Order Sanded Ready Cover AndrswsGoldbergGreat PlanesEtc - IFlyWhatIBuild 134 Model Aviation FULL LINE METAL SPECIALISTS EPOXY GLASS COWLS FOR NOSEN PICA SID MORGAN BALSA USA PLATT CONCEPT FLEET HOSTETLER RCM T-CRAFT SHEBER PIUS 8 V SCALE SUPER CUB POKKER 07 BORING P12 P26 F4B2 F4B4 SPARROW HAWK GEE BEE MOD Y MACBRIENS TURBULENT CHRISTEN EAGLE BRISIGHELLAS STARDUSTER II SCALE J3B1 BABY FLYBABY & OTHERS WHEEL PANTS FOR CITABRIA STARDUSTER II PIUS SKYBOLT LIBERTY SPORT CHRISTEN EAGLE P5E HAWK MULLIGAN S OTHERS LARGE SCALE PLANS AVAILABLE Please send $100 complete list WB supply MOdRIRES fibBrglass parts planS WrIts Call US T & D FIBERGLASS SPECIALTIES 3R52B BLOCK GARDEN CITY MI 48136 PHONE 313 421-6358 BRAZED ft HEAT-TREATED WIRE GEARS BE CABANES PHONE 313 261-9064 FAI RUBBER Sizes 1/4 3/16 1/8 3/32 1/16 042 thick pound box Price $1300 FREE 4 oz bottle SLICK rubber lube per box Postpaid UPS USA 65 FF kits mci Starduster Coupe Deville 4 Satellites mow availl Dragmaster Zingo FAI Power Tilka Wakefield P30s 2 pacifier tanks Crocket hooks Slick lube Seelig & KSB timers Front ends 3 prop kits 2 kinds fuse winders kinds hardware Books much 1986 catalog 75 Cal add 6% tax FAl Model Supply U PO BOX 3U TORRANCE CA 50610
Edition: Model Aviation - 1986/02
Page Numbers: 48, 49, 133, 134
Soaring Dan Pruss HOT STUFF last months mention electrostatic stabilizers autopilots grabbed interest some fur ther good news Maynard Hill has involved development electrostatic device over past 15 years has announced ready-toplug-in unit will available about time read No price yet being written further information may obtained Aero Probe Tech nology Co 2001 Norvale Road Silver Spring MD 20906 Plug-in means unit will wired plugs fit airborne receiver will allow being able turn unit off via trans mitter gain adjustment wrn also possible ground Another Item last month some follow-up information has Gene Dees Icarasoar flying wing since has series successful flights As pointed out basic layout wing has 20 sweep can pose few problems structurally comes center section set-up especially intend have wing panels remov able near center section Genes buddy Bob Chainpine came up fix Now isnt can use day think about itbecause will take few days procedures effective However steps simple Taking selected 3A-in spruce spar material Gene soaked pieces house hold ammonia suggests soak least 24 hours container plastic garbage bag works finebut have out side unless want get idea what ALTERNATE GRAIN PATTERNS USE 3 OR 4 SPRUCE STRIPS DEPENDING ON HOW THICK YOU WANT THE JOINER AFTER DRYING LAIIINAT WITH EPOXY THEN CUT THE DESIRED DIHEDRAL WITH DRE MEL TOOL OR RAZOR SAW sketch lilustrates method used Gene Dees Bob Champine construct very robust mid-spar swept-back wings info coiumn life Jupiter like Mark desired wing-sweep angle building board take thor oughly-soaked strips bend pin desired angle Let dry two three days Now can laminate epoxy have swept-back spar strength horseshoe Adapt necessary blades wing rods future flying wings Florida Kale Harden reports third annual International Postal Contest rousing success contained few surprises First seven countries partici 48 Model Aviation Survivors/winners 1120 1985 1SF Tournament Ito R Bob Gerbin Sr Bobby Ger bin Jr Ken Melenbera Ron Black Greg Auman Jr Greg Auman Sr Phil Harris rear ian Douglas George Boss Chuck Beeman Rich Garner first overall Ohio team 1 R Don Harris Jim Michigans Great Race team entry has Bohmer Herb Rlndfleisch timer compieted course three times three Mike Pro p per Modified Sag itta belongs tries people 1 R Dave Warren Plohr president 1SF Moeiier Kathy Moeiier timer Mike Mcin team has set two course records over tyre iiiinois Ken Shaw Ken Bates 76km SOAR Great Race course Danny Weliwood Plane Bates Hagar Safety numbers C5 Thats Chica goland Cross Country Cruising Corpora tion its 1 R Bill Christian Dr Tom Blood Mike Jendras Dave Haertei Tom Took birds Astro Jeff Sagitta-XC Contest Flamingo Pegasus Team won summers Rockford IL cross-country race Sagitta pated Australia Canada England New Zealand South Africa USA West Germany Thats pretty good spread around planet highest individual score Australias Gary Jordans 7376 out possible 8000 points Gary flew Calypsoa model featured column back August since contest based overall team scoring teams made up five members tallying complete team West Germany top 30410 points What makes remarkable fact team has compet ing event past three years using flying wings tasks flown event modi fied F3B Duration Speed flown weight model must remain constant during same two tasks round best Speed time recorded wing Hans Unverferth time 286 seconds best time overall Udo Rumpf Canada 245-second run Final standings West Germany South Africa Australia USA England Canada New Zealand As mentioned past concerning contest postal meets great way clubs either local area na tionally participate meaningful competition leaving confines local club field boys Pelican Soaring Association have proven biggest thermal contest out side AMA Nationals 1985 Western US RC Soaring Champion ships sponsored two California clubs Sierra Foothill Fliers Modesto Continued page 133 Atom Back Approx Wt 1 75 02 Displacement 09 cu Bore- 5 Stroke 5 Piston Steel Crank Case Magnesium Alloy Original Crankshaft Bearing Silicon Bronze Cylinder Chromally Steel Approx RPM 12000 Grey Cox 7 x 4 prop FOB Los Angeles CA Add $250 shipping per engine CA residents add 6% Sales Tax Order Direct ATOM smallest IgnitIon engines ever produced Designed R Arden further developments John Morrill Simplex Engines Limited Production Run Delivery 10 12 weeks ARO will receive within 7 days order con firming postcard verify receipt order give assigned engine number ap proximate delivery date Morrill-ADC PO Box 1210 Simi Valley CA 93062 WHEN YOU FORGETOUR UNITS REMEMBER Wet Cell & Gelled Cell Batteries Completely automatic operation Connect forget Pays itself eries last two three times longer Two models fit size batteries REGULAR MODEL $3995 field kit smallPlus $2 S & H electric boat batteriesSpecify 612 24V HEAVY DUTY MODEL $4995 sporf winch large boat Plus $250 S& H electric power charging batteries Specify 6 1 2V CaRa Products PO Box 221 Canton SD 57013 605-987-5924 SASE information Dealer nquiries invited RC System NiCd Batteries chargers need age Dycler prevent memory Tester find bad cells Ouick charger 2 4 hours Trickle charger sate level Field Fast Oharger both Rv Tv Portable charger input 1 20V 1 2V Multiple charger up 3 Tx 5 Ru Completely Automatic STANDARD MODEL $179 Fits 48V Ru 96V Tx packsPlus $5 S & H Others available write call OneSpeed Dremel Tool Full variable-speed operation Retains on-ott switch inside case Model 270 280 only Plus $1 505 & H Uallornlan Dean Clark friends ready orIgInal-design Vygeur cross-country racing Sixteen-ft bird sleek fast Wing aspect ratio 221 O@O@OSOSOSOSC SO SO SO SO SO SO VIDEO HOBBY RETAILERS~I4O 121 Answer YesI~fl 0 IN RESPONSE TO YOUR OVERWELMING 0 DEMANDS WE NOW HAVE SOLID DEALER Q PLAN EXCLUSIVELY FOR VOUJ SELL OUR VIDEO PROGRAMS UNUMITED PROFITS HERE ISAN FOR ITSELF WHILE PAYING YOUR PROFITS AMONG OTHERS WHAT ELSE DO HAVE IN YOUR STORE THAT DOES THIS WITH OUR EXTREMELY POPULAR AIRPLANE FUNNIES IN YOUR VIDEO UNEUP ADDITIONAL PROFITS CAN BE IN YOUR DRAWER AS SOON AS NEXT WEEK IF YOU ACT NOWI THE BOTTOM LINE IS MAKING MONEYI COMPLETE PLAN DETAILS AND SPECIAL LOW INTRODUCTORY PRICE ARE READY TO BE SENT JUST MAIL OR PHONE IN YOUR INOUIRY NOWI Send Inquldes ACADEMY OP AVIATION RESEARCH & DEVELOPMENT PO Box 277 Hazel Crest IL 60429-0277 11121 335-0775 @00000 TOLEDO THIRTY-SECOND ANNUAL RADIO CONTROL EXPOSITION TOLEDO SPORTS ARENA ONE MAIN STREET TOLEDO OHIO APRIL 11 12 & 13 1986 presented Weak Signals RIO Club Toledo Ohio RC Soaring/Pruss Continued page 49 RC Club big buck contest terms prizes Entry fee $35 chance take away $500 winning first place prize money tapered off through 20th place still good enough $50 site Merwin Ranch80 acres dichondra grass about close will ever get flying top gigantic billiards table paper tasks simple nine rounds seven-minute Precision Dura tion in-or-out landing using 25-foot-diameter circle Point value landing 20 type contest anybody can enter control anticipated large crowd over 150 contestants nine entries per frequency allowed tasks simple strong winds first day two-day meet wiped out number entries Still good contest reports Computer scoring worked well thanks Rich Friend wind died down Sunday Kevin Hobb Sierra Foothills Fliers engineered meet given Well done Rich Spicer South Bay Soaring Society took home top prize money Second third went Joe Wurts Exposition information available contacting Wayne Yeager co-director ticket address shown below ADVANCE TICKETS may ordered sending self-addressed-stamped busi ness size 4 x 9 envelope Tickets 38235 Castle Romulus Michigan 48174 phone 313 941-6661 Canadian orders must contain International Postal Cou pon instead stamps Include check money order US funds made payable Weak Signals R/C Club along 25 cents per order handling charge must state expo days tickets used prices $400 per day adults $100 per day children 12 under Ticket sales final non-refundable tickets along program will returned near mid-March same club Kirby Parker formerly same club now Pacific Northwest Spicer flew Synergy model highlighted column back June 1984 pictured again January 1985 issue Plan ahead No dates yet things underway run again 1986 LSF Tournament year single contest has pattern odd-numbered years site Cal State San Bernardino CA got 1120 heat glue joints coming undone two good days flying Tasks mixed bag cluded three-minute Precision three flights total 18 minutesbut seven-minute maxes allowed man-onman Distance seven-minute Preci sion Duration flight should have enough keep troops happy Most Thoughtful Club Award went Inland Soaring Society furnished free ice water soft drinks weekend nice gesture next summers contests results contest Standard Class 1 Rich Garner also first overall 2 George Boss 3 Phil Harris 4 Greg Auman Jr 5 Ken Meienberg Unlimited Class 1 Bob Gerbin Sr COMPETITION CLASSES NON-MILITARY SPORT SCALE PLANE AMA Rules MILITARY SPORT SCALE PLANE AMA Rules PRECISION SCALE PLANE AMA Rules PATTERN PLANE SPORT MONO- PLANE non-scale models SPORT 81-PLANE non-scale models OLD TIMER FREE FLIGHT R/C ASSIST R/C SAILPLANE non-scale models HELICOPTER R/C CAR COMPETITION BOAT MILITARY SCALE BOAT PLEASURE POWER BOAT WORKING VESSEL-UNARMED 2 Ken Meienberg 3 Chuck Beeman 4 Ian Douglas 5 Greg Auman Sr Two-Meter Class 1 Bobby Gerbin Jr 2 Ron Black 3 Bob Gerbin Sr 4 George Boss 5 Ian Douglas Best Junior Bobby Gerbin Jr Bob Gerbin Srs winning performance Unlimited 4666 points out possible 5200 Bob also placed fifth Western States RC Soaring Champi onships Rich Garners highest-overall score Standard 4784 points Bob Gerbin Jrs Two-Meter-winning score 4173 points closer look photos Most months shots people planes beat cross-country racing couple California contests past summer saw Joe Wurts claim two victories races some pretty impressive flying Representing Santa Maria Soaring Society Joe racked up win Cali fornia Valley Cross-Country event 26-mile run hour 13 minutes next won Thousand Oaks Soaring Societys Third Annual Western Great Race 20-mile goal-and-return task Joe won run just under 45 minutes Midwest teams Ohio Michigan reckon Jim Bohmer crew Ohio have finished SOARs 76-kilometer course twice competition O@OOOOOOooouuuO@ PROGRAMS RENT Buy V BASIC CONSTRUCTION FOR BEGINNERS IN R/C 7 Mm 4995 30 Mm 3795 BASIC FLIGHT TRAINING FOR BEGINNERS IN R/C 65 Mm THE WORLD OF MODEL AVIATION 90 Mm 4495 #74g OSHKOSH OVERVIEW.55 Mm 3795 6US SCALE MASTERS CHAMPIONSHIPS. . 60 Mm 3995 7 WARBIRDS IN ACTION Full Scale Alt Shows & Morel m 49 95 HEDGE HOPPIN IVarietyl Model & Full Scale Mm 44 95 5 9WHICH WAY IS UP Aerobalicsl70 Mb 4495 sales JInaI gdces subject change plwe check current arts Jar sties ./1K. ORDERING INFORMATION Please Read Carefully AvoId Delays RENTAL DEPOSIT full purchase price ot EACH proam ordered ihe difference refundediL RENTAL DURATION week aBet delivery Reserved dales require 15 day notice PAYMENT Check 110 day clearancel money order charge Orders Include Card C Expiration Phooe CODs available phone SHIPPING $350 ForeIgn Canada add 10% ol TOTAL others add 15% IL res add 8% tax ACADEMY OF AVIATION RESEARCH & DEVELOPMENT OX 277 C SEND ORDERS TO HAZEL CREST ILLINOIS 60429-0277 z 312335-0776 10am8pm Mon Sai ooOOOOOOO@OOO 65 6 BENTOM BROWN JR CAMIULL COMET- COVERITE COX DUBRO EASY BUILT MODELS ENYA- PAl FLYLINE FOX- GOLDBERG GOLDEN AGE REPRO CGENE DUBOIS GUILLOW- K&B K&S L H MRC OS MAX PACTRA PECK-POLYMER PERFECT R N MODELS SEAGLEN SIG STERLING SULLIVAN SUPER TIGRE TAFFINDER TELCO- TOP FLITE- TREXLER WILLIAMS & OTHERS ESTES MODEL ROCKETS Scott $100 Cash Cheek Stamp tar ocr 44 paee tablotd stee DISCOUNT Catalca 900 iliustratiorsover 700 Kits choose irom AILORDER PHONEORDER IN STORE IENN VALLEY HOllY CENTER 827 1 Main 8t Lanshlsla 19146 February 1986 133 established course records doing Meanwhile Ken Bates team Michigan have completed course three times last three races Thats 472 miles nonstop flying race comment common among competitors cross-country racing its takes certain stamina talent look sky two hours time same time keep ones ship wandering off Thules doesnt require regimen tation say practicing Precision Dura tion landings F3B-type Speed runs approach Olympics-type dedication Judging newsletters come way clubs organizing racing types events must reason cover Issue says February 1986 however because lead times publishing game will have received before Holidays Whichever case happy holidays peace good lift 1986 Dan Pruss 131 E Pennington Ln Plainfield IL 60544 RC Scale/Wischers Continued page 51 modelers will forever stuck clumsy dual dimensioning systems frac tions decimals metric lurking background further confuse thinking have exposed FAI competition have learned live metrication must agreed much easier calculate metric dimen sions Shelby obtained Proportional Scale art store Price about $4 having 8-in-diameter scale $250 6-in Mrfoil handbook September 1985 column mention Hand book Airfoil Sections Light Air craft Michael S Rice reader asked about source book currently being advertised pages Model Aviation Zenith Aviation Books price $895 catalog number 106401B book contains about 125 airfoils US Belgium England France Germany Italy Included Boe ing Clark NACA RAF Eiffel Goettingen series airfoil shown cross section coordinates various percentages wing chord Curves also given ratio lift drag center pressure travel lift coefficient drag coefficient Modern jet-aircraft-type airfoils included Scale modeler interested reproducing exact airfoil used prototype airfoil curves can plot ted above below mean chord line semi-symmetrical sections shape described percent chord points along chord simple calculator makes short work mathematics tapered wing 16 ribs Ryan SCWs wing NACA 23012 airfoil plotted information book Having seen number Scale models flown successfuly non-scale airfoils would agree exactness airfoil sections absolute necessi ty some personal satisfaction knowing airfoil used model agreement prototype have never found Scale airfoil detrimental performance thick airfoil particularly near wing tips spoils Scale appearance feature may have some benefit achieving approaching Scale speed increasing drag Eyeball airfoils some having full-symmetrical sections quite common models fly well number purists demand Scale ap pearance performance low compared total Scale modelers Custom fuel tanks available space Scale model doesnt always fit shape ready-made fuel tanks have forced accept inevitable task pro ducing custom tanks half models advantage custom tank assures maximum capacity ATTENTION ERS Custom Models Built LLZ 2036 N Thorns Ave S a.Fresno CA 93704 6pmOrder Phone 209 233-1050ask Bill If you LOVE fly HATE build Contact me solution problem Kits Custom Built Order Sanded Ready Cover AndrswsGoldbergGreat PlanesEtc - IFlyWhatIBuild 134 Model Aviation FULL LINE METAL SPECIALISTS EPOXY GLASS COWLS FOR NOSEN PICA SID MORGAN BALSA USA PLATT CONCEPT FLEET HOSTETLER RCM T-CRAFT SHEBER PIUS 8 V SCALE SUPER CUB POKKER 07 BORING P12 P26 F4B2 F4B4 SPARROW HAWK GEE BEE MOD Y MACBRIENS TURBULENT CHRISTEN EAGLE BRISIGHELLAS STARDUSTER II SCALE J3B1 BABY FLYBABY & OTHERS WHEEL PANTS FOR CITABRIA STARDUSTER II PIUS SKYBOLT LIBERTY SPORT CHRISTEN EAGLE P5E HAWK MULLIGAN S OTHERS LARGE SCALE PLANS AVAILABLE Please send $100 complete list WB supply MOdRIRES fibBrglass parts planS WrIts Call US T & D FIBERGLASS SPECIALTIES 3R52B BLOCK GARDEN CITY MI 48136 PHONE 313 421-6358 BRAZED ft HEAT-TREATED WIRE GEARS BE CABANES PHONE 313 261-9064 FAI RUBBER Sizes 1/4 3/16 1/8 3/32 1/16 042 thick pound box Price $1300 FREE 4 oz bottle SLICK rubber lube per box Postpaid UPS USA 65 FF kits mci Starduster Coupe Deville 4 Satellites mow availl Dragmaster Zingo FAI Power Tilka Wakefield P30s 2 pacifier tanks Crocket hooks Slick lube Seelig & KSB timers Front ends 3 prop kits 2 kinds fuse winders kinds hardware Books much 1986 catalog 75 Cal add 6% tax FAl Model Supply U PO BOX 3U TORRANCE CA 50610
Edition: Model Aviation - 1986/02
Page Numbers: 48, 49, 133, 134
Soaring Dan Pruss HOT STUFF last months mention electrostatic stabilizers autopilots grabbed interest some fur ther good news Maynard Hill has involved development electrostatic device over past 15 years has announced ready-toplug-in unit will available about time read No price yet being written further information may obtained Aero Probe Tech nology Co 2001 Norvale Road Silver Spring MD 20906 Plug-in means unit will wired plugs fit airborne receiver will allow being able turn unit off via trans mitter gain adjustment wrn also possible ground Another Item last month some follow-up information has Gene Dees Icarasoar flying wing since has series successful flights As pointed out basic layout wing has 20 sweep can pose few problems structurally comes center section set-up especially intend have wing panels remov able near center section Genes buddy Bob Chainpine came up fix Now isnt can use day think about itbecause will take few days procedures effective However steps simple Taking selected 3A-in spruce spar material Gene soaked pieces house hold ammonia suggests soak least 24 hours container plastic garbage bag works finebut have out side unless want get idea what ALTERNATE GRAIN PATTERNS USE 3 OR 4 SPRUCE STRIPS DEPENDING ON HOW THICK YOU WANT THE JOINER AFTER DRYING LAIIINAT WITH EPOXY THEN CUT THE DESIRED DIHEDRAL WITH DRE MEL TOOL OR RAZOR SAW sketch lilustrates method used Gene Dees Bob Champine construct very robust mid-spar swept-back wings info coiumn life Jupiter like Mark desired wing-sweep angle building board take thor oughly-soaked strips bend pin desired angle Let dry two three days Now can laminate epoxy have swept-back spar strength horseshoe Adapt necessary blades wing rods future flying wings Florida Kale Harden reports third annual International Postal Contest rousing success contained few surprises First seven countries partici 48 Model Aviation Survivors/winners 1120 1985 1SF Tournament Ito R Bob Gerbin Sr Bobby Ger bin Jr Ken Melenbera Ron Black Greg Auman Jr Greg Auman Sr Phil Harris rear ian Douglas George Boss Chuck Beeman Rich Garner first overall Ohio team 1 R Don Harris Jim Michigans Great Race team entry has Bohmer Herb Rlndfleisch timer compieted course three times three Mike Pro p per Modified Sag itta belongs tries people 1 R Dave Warren Plohr president 1SF Moeiier Kathy Moeiier timer Mike Mcin team has set two course records over tyre iiiinois Ken Shaw Ken Bates 76km SOAR Great Race course Danny Weliwood Plane Bates Hagar Safety numbers C5 Thats Chica goland Cross Country Cruising Corpora tion its 1 R Bill Christian Dr Tom Blood Mike Jendras Dave Haertei Tom Took birds Astro Jeff Sagitta-XC Contest Flamingo Pegasus Team won summers Rockford IL cross-country race Sagitta pated Australia Canada England New Zealand South Africa USA West Germany Thats pretty good spread around planet highest individual score Australias Gary Jordans 7376 out possible 8000 points Gary flew Calypsoa model featured column back August since contest based overall team scoring teams made up five members tallying complete team West Germany top 30410 points What makes remarkable fact team has compet ing event past three years using flying wings tasks flown event modi fied F3B Duration Speed flown weight model must remain constant during same two tasks round best Speed time recorded wing Hans Unverferth time 286 seconds best time overall Udo Rumpf Canada 245-second run Final standings West Germany South Africa Australia USA England Canada New Zealand As mentioned past concerning contest postal meets great way clubs either local area na tionally participate meaningful competition leaving confines local club field boys Pelican Soaring Association have proven biggest thermal contest out side AMA Nationals 1985 Western US RC Soaring Champion ships sponsored two California clubs Sierra Foothill Fliers Modesto Continued page 133 Atom Back Approx Wt 1 75 02 Displacement 09 cu Bore- 5 Stroke 5 Piston Steel Crank Case Magnesium Alloy Original Crankshaft Bearing Silicon Bronze Cylinder Chromally Steel Approx RPM 12000 Grey Cox 7 x 4 prop FOB Los Angeles CA Add $250 shipping per engine CA residents add 6% Sales Tax Order Direct ATOM smallest IgnitIon engines ever produced Designed R Arden further developments John Morrill Simplex Engines Limited Production Run Delivery 10 12 weeks ARO will receive within 7 days order con firming postcard verify receipt order give assigned engine number ap proximate delivery date Morrill-ADC PO Box 1210 Simi Valley CA 93062 WHEN YOU FORGETOUR UNITS REMEMBER Wet Cell & Gelled Cell Batteries Completely automatic operation Connect forget Pays itself eries last two three times longer Two models fit size batteries REGULAR MODEL $3995 field kit smallPlus $2 S & H electric boat batteriesSpecify 612 24V HEAVY DUTY MODEL $4995 sporf winch large boat Plus $250 S& H electric power charging batteries Specify 6 1 2V CaRa Products PO Box 221 Canton SD 57013 605-987-5924 SASE information Dealer nquiries invited RC System NiCd Batteries chargers need age Dycler prevent memory Tester find bad cells Ouick charger 2 4 hours Trickle charger sate level Field Fast Oharger both Rv Tv Portable charger input 1 20V 1 2V Multiple charger up 3 Tx 5 Ru Completely Automatic STANDARD MODEL $179 Fits 48V Ru 96V Tx packsPlus $5 S & H Others available write call OneSpeed Dremel Tool Full variable-speed operation Retains on-ott switch inside case Model 270 280 only Plus $1 505 & H Uallornlan Dean Clark friends ready orIgInal-design Vygeur cross-country racing Sixteen-ft bird sleek fast Wing aspect ratio 221 O@O@OSOSOSOSC SO SO SO SO SO SO VIDEO HOBBY RETAILERS~I4O 121 Answer YesI~fl 0 IN RESPONSE TO YOUR OVERWELMING 0 DEMANDS WE NOW HAVE SOLID DEALER Q PLAN EXCLUSIVELY FOR VOUJ SELL OUR VIDEO PROGRAMS UNUMITED PROFITS HERE ISAN FOR ITSELF WHILE PAYING YOUR PROFITS AMONG OTHERS WHAT ELSE DO HAVE IN YOUR STORE THAT DOES THIS WITH OUR EXTREMELY POPULAR AIRPLANE FUNNIES IN YOUR VIDEO UNEUP ADDITIONAL PROFITS CAN BE IN YOUR DRAWER AS SOON AS NEXT WEEK IF YOU ACT NOWI THE BOTTOM LINE IS MAKING MONEYI COMPLETE PLAN DETAILS AND SPECIAL LOW INTRODUCTORY PRICE ARE READY TO BE SENT JUST MAIL OR PHONE IN YOUR INOUIRY NOWI Send Inquldes ACADEMY OP AVIATION RESEARCH & DEVELOPMENT PO Box 277 Hazel Crest IL 60429-0277 11121 335-0775 @00000 TOLEDO THIRTY-SECOND ANNUAL RADIO CONTROL EXPOSITION TOLEDO SPORTS ARENA ONE MAIN STREET TOLEDO OHIO APRIL 11 12 & 13 1986 presented Weak Signals RIO Club Toledo Ohio RC Soaring/Pruss Continued page 49 RC Club big buck contest terms prizes Entry fee $35 chance take away $500 winning first place prize money tapered off through 20th place still good enough $50 site Merwin Ranch80 acres dichondra grass about close will ever get flying top gigantic billiards table paper tasks simple nine rounds seven-minute Precision Dura tion in-or-out landing using 25-foot-diameter circle Point value landing 20 type contest anybody can enter control anticipated large crowd over 150 contestants nine entries per frequency allowed tasks simple strong winds first day two-day meet wiped out number entries Still good contest reports Computer scoring worked well thanks Rich Friend wind died down Sunday Kevin Hobb Sierra Foothills Fliers engineered meet given Well done Rich Spicer South Bay Soaring Society took home top prize money Second third went Joe Wurts Exposition information available contacting Wayne Yeager co-director ticket address shown below ADVANCE TICKETS may ordered sending self-addressed-stamped busi ness size 4 x 9 envelope Tickets 38235 Castle Romulus Michigan 48174 phone 313 941-6661 Canadian orders must contain International Postal Cou pon instead stamps Include check money order US funds made payable Weak Signals R/C Club along 25 cents per order handling charge must state expo days tickets used prices $400 per day adults $100 per day children 12 under Ticket sales final non-refundable tickets along program will returned near mid-March same club Kirby Parker formerly same club now Pacific Northwest Spicer flew Synergy model highlighted column back June 1984 pictured again January 1985 issue Plan ahead No dates yet things underway run again 1986 LSF Tournament year single contest has pattern odd-numbered years site Cal State San Bernardino CA got 1120 heat glue joints coming undone two good days flying Tasks mixed bag cluded three-minute Precision three flights total 18 minutesbut seven-minute maxes allowed man-onman Distance seven-minute Preci sion Duration flight should have enough keep troops happy Most Thoughtful Club Award went Inland Soaring Society furnished free ice water soft drinks weekend nice gesture next summers contests results contest Standard Class 1 Rich Garner also first overall 2 George Boss 3 Phil Harris 4 Greg Auman Jr 5 Ken Meienberg Unlimited Class 1 Bob Gerbin Sr COMPETITION CLASSES NON-MILITARY SPORT SCALE PLANE AMA Rules MILITARY SPORT SCALE PLANE AMA Rules PRECISION SCALE PLANE AMA Rules PATTERN PLANE SPORT MONO- PLANE non-scale models SPORT 81-PLANE non-scale models OLD TIMER FREE FLIGHT R/C ASSIST R/C SAILPLANE non-scale models HELICOPTER R/C CAR COMPETITION BOAT MILITARY SCALE BOAT PLEASURE POWER BOAT WORKING VESSEL-UNARMED 2 Ken Meienberg 3 Chuck Beeman 4 Ian Douglas 5 Greg Auman Sr Two-Meter Class 1 Bobby Gerbin Jr 2 Ron Black 3 Bob Gerbin Sr 4 George Boss 5 Ian Douglas Best Junior Bobby Gerbin Jr Bob Gerbin Srs winning performance Unlimited 4666 points out possible 5200 Bob also placed fifth Western States RC Soaring Champi onships Rich Garners highest-overall score Standard 4784 points Bob Gerbin Jrs Two-Meter-winning score 4173 points closer look photos Most months shots people planes beat cross-country racing couple California contests past summer saw Joe Wurts claim two victories races some pretty impressive flying Representing Santa Maria Soaring Society Joe racked up win Cali fornia Valley Cross-Country event 26-mile run hour 13 minutes next won Thousand Oaks Soaring Societys Third Annual Western Great Race 20-mile goal-and-return task Joe won run just under 45 minutes Midwest teams Ohio Michigan reckon Jim Bohmer crew Ohio have finished SOARs 76-kilometer course twice competition O@OOOOOOooouuuO@ PROGRAMS RENT Buy V BASIC CONSTRUCTION FOR BEGINNERS IN R/C 7 Mm 4995 30 Mm 3795 BASIC FLIGHT TRAINING FOR BEGINNERS IN R/C 65 Mm THE WORLD OF MODEL AVIATION 90 Mm 4495 #74g OSHKOSH OVERVIEW.55 Mm 3795 6US SCALE MASTERS CHAMPIONSHIPS. . 60 Mm 3995 7 WARBIRDS IN ACTION Full Scale Alt Shows & Morel m 49 95 HEDGE HOPPIN IVarietyl Model & Full Scale Mm 44 95 5 9WHICH WAY IS UP Aerobalicsl70 Mb 4495 sales JInaI gdces subject change plwe check current arts Jar sties ./1K. ORDERING INFORMATION Please Read Carefully AvoId Delays RENTAL DEPOSIT full purchase price ot EACH proam ordered ihe difference refundediL RENTAL DURATION week aBet delivery Reserved dales require 15 day notice PAYMENT Check 110 day clearancel money order charge Orders Include Card C Expiration Phooe CODs available phone SHIPPING $350 ForeIgn Canada add 10% ol TOTAL others add 15% IL res add 8% tax ACADEMY OF AVIATION RESEARCH & DEVELOPMENT OX 277 C SEND ORDERS TO HAZEL CREST ILLINOIS 60429-0277 z 312335-0776 10am8pm Mon Sai ooOOOOOOO@OOO 65 6 BENTOM BROWN JR CAMIULL COMET- COVERITE COX DUBRO EASY BUILT MODELS ENYA- PAl FLYLINE FOX- GOLDBERG GOLDEN AGE REPRO CGENE DUBOIS GUILLOW- K&B K&S L H MRC OS MAX PACTRA PECK-POLYMER PERFECT R N MODELS SEAGLEN SIG STERLING SULLIVAN SUPER TIGRE TAFFINDER TELCO- TOP FLITE- TREXLER WILLIAMS & OTHERS ESTES MODEL ROCKETS Scott $100 Cash Cheek Stamp tar ocr 44 paee tablotd stee DISCOUNT Catalca 900 iliustratiorsover 700 Kits choose irom AILORDER PHONEORDER IN STORE IENN VALLEY HOllY CENTER 827 1 Main 8t Lanshlsla 19146 February 1986 133 established course records doing Meanwhile Ken Bates team Michigan have completed course three times last three races Thats 472 miles nonstop flying race comment common among competitors cross-country racing its takes certain stamina talent look sky two hours time same time keep ones ship wandering off Thules doesnt require regimen tation say practicing Precision Dura tion landings F3B-type Speed runs approach Olympics-type dedication Judging newsletters come way clubs organizing racing types events must reason cover Issue says February 1986 however because lead times publishing game will have received before Holidays Whichever case happy holidays peace good lift 1986 Dan Pruss 131 E Pennington Ln Plainfield IL 60544 RC Scale/Wischers Continued page 51 modelers will forever stuck clumsy dual dimensioning systems frac tions decimals metric lurking background further confuse thinking have exposed FAI competition have learned live metrication must agreed much easier calculate metric dimen sions Shelby obtained Proportional Scale art store Price about $4 having 8-in-diameter scale $250 6-in Mrfoil handbook September 1985 column mention Hand book Airfoil Sections Light Air craft Michael S Rice reader asked about source book currently being advertised pages Model Aviation Zenith Aviation Books price $895 catalog number 106401B book contains about 125 airfoils US Belgium England France Germany Italy Included Boe ing Clark NACA RAF Eiffel Goettingen series airfoil shown cross section coordinates various percentages wing chord Curves also given ratio lift drag center pressure travel lift coefficient drag coefficient Modern jet-aircraft-type airfoils included Scale modeler interested reproducing exact airfoil used prototype airfoil curves can plot ted above below mean chord line semi-symmetrical sections shape described percent chord points along chord simple calculator makes short work mathematics tapered wing 16 ribs Ryan SCWs wing NACA 23012 airfoil plotted information book Having seen number Scale models flown successfuly non-scale airfoils would agree exactness airfoil sections absolute necessi ty some personal satisfaction knowing airfoil used model agreement prototype have never found Scale airfoil detrimental performance thick airfoil particularly near wing tips spoils Scale appearance feature may have some benefit achieving approaching Scale speed increasing drag Eyeball airfoils some having full-symmetrical sections quite common models fly well number purists demand Scale ap pearance performance low compared total Scale modelers Custom fuel tanks available space Scale model doesnt always fit shape ready-made fuel tanks have forced accept inevitable task pro ducing custom tanks half models advantage custom tank assures maximum capacity ATTENTION ERS Custom Models Built LLZ 2036 N Thorns Ave S a.Fresno CA 93704 6pmOrder Phone 209 233-1050ask Bill If you LOVE fly HATE build Contact me solution problem Kits Custom Built Order Sanded Ready Cover AndrswsGoldbergGreat PlanesEtc - IFlyWhatIBuild 134 Model Aviation FULL LINE METAL SPECIALISTS EPOXY GLASS COWLS FOR NOSEN PICA SID MORGAN BALSA USA PLATT CONCEPT FLEET HOSTETLER RCM T-CRAFT SHEBER PIUS 8 V SCALE SUPER CUB POKKER 07 BORING P12 P26 F4B2 F4B4 SPARROW HAWK GEE BEE MOD Y MACBRIENS TURBULENT CHRISTEN EAGLE BRISIGHELLAS STARDUSTER II SCALE J3B1 BABY FLYBABY & OTHERS WHEEL PANTS FOR CITABRIA STARDUSTER II PIUS SKYBOLT LIBERTY SPORT CHRISTEN EAGLE P5E HAWK MULLIGAN S OTHERS LARGE SCALE PLANS AVAILABLE Please send $100 complete list WB supply MOdRIRES fibBrglass parts planS WrIts Call US T & D FIBERGLASS SPECIALTIES 3R52B BLOCK GARDEN CITY MI 48136 PHONE 313 421-6358 BRAZED ft HEAT-TREATED WIRE GEARS BE CABANES PHONE 313 261-9064 FAI RUBBER Sizes 1/4 3/16 1/8 3/32 1/16 042 thick pound box Price $1300 FREE 4 oz bottle SLICK rubber lube per box Postpaid UPS USA 65 FF kits mci Starduster Coupe Deville 4 Satellites mow availl Dragmaster Zingo FAI Power Tilka Wakefield P30s 2 pacifier tanks Crocket hooks Slick lube Seelig & KSB timers Front ends 3 prop kits 2 kinds fuse winders kinds hardware Books much 1986 catalog 75 Cal add 6% tax FAl Model Supply U PO BOX 3U TORRANCE CA 50610
