CONTROL LINE Frank McMiIIan 12106 Gunter Grove San Antonio TX 78231 AS walking through San Antonio Airport other day saw tiny preteenager neat T-shirt see lot weird sayings T-shirtssometimes just sell shirts messages Although shirt gymnastics saying applicable event Perhaps some entrepreneur will pick up create logo like fab shirt Anyway went will win will practice dont find meaningful havent found key event arent real secrets just blood sweat tears comment always comes up find gadget engine works time success anything must have out production unavailable several years least obviously applies Old-Timer Nostalgia events attempting live up intent event capturing flavor airplanes era acquire use engine used time design Id like share some efforts George Aldrich went through make OS 35S engines run well have longevity Bob Whitely reminded used 05 35 back 1960s 1970s felt necessary buy four get good runner Also very careful might put engine over hill single lean run tank low-oil-content fuel Well really hadnt worked 05 35S before Tucker did get education Fortunately George also running 05 engines Nobler chance compare notes what happening Generally engines ran well few runs real pattern started time made mistake used wrong fuelmy normal SuperTigre 60 fuel 22% oil engine ran fine noticed getting little thin went Nationals lint filter caused lean run last official flight Well engine goneno compression no power talked George recounted similar experience lean run Nobler discussed what engines ran nicely problem primarily metallurgya very hard piston soft liner So what could done get both durability consistent solid runs decided take two approaches choice depended specific example its history runningie hard prolonged running still green yet stabilized first approach involved technique George has using some time heal really old ignition engines must either fix whats thats George heat-treats piston can actually grow piston Right below First photos Randy Smiths Dreadnought has foam elliptical wing has under development 21/2 years October 1992 83 Ray Van Richmond Michigan displays profile Sig Magnum built plans Power Fox 50 Slimline muffler Ken Cook proudly displays modified Cardinal Randy Smiths modified 05 46SFS conventional muffler Continued page 165 CatalogsThe Best Scale Best Scale$400 ASP Model aircraft Plans Handbook$500 ASP Scale Drowinq Plans Book$500 RC Model World Consf Guide$600 VTH Cermon Plans Book$600 d4 *100 IdEhe / J5 d1Std9h Call 714 8853959 credit card orders 2 1/4 SCALE PLANS $2900 5500 PP 90 SPAN Winners ToledoThe Masters others .Bob Holman Box 741 San Berdo CA 92402. PRODUCTS POD TUg fliCESDBMUE Mflflgi rE Complete Line Exhaust Systems Tuned Pipes Muffled Tuned Pipes * Headers uri Mufflers Expansion Mufflers copter Ball Mufflers ialized Exhaust Systems Iinsupas reader-written publication about R/C soaring dedicated sharing technical educational information theory practical application $19 Bulk/Third Class $26 First Class Ourside USA Please write R/C Soaring Digest PO Box 2108 Wylie TX 75098-2108 fuselage could prevent damage caused hard landing gear can improved shaping piece piano wire same thickness gear fit inside legs about one-half inch below fuselage Wrap legs new crossmember soft copper wire solder place addition should help prevent damage landing gear especially flying off grass areas Bob Holman Plans has put together new Best Scale catalog contains listings dozens models kits plans including famous Brian Taylor models model kits plans have spans 60 72 suitable 60 engine power excellent subjects CL Scale catalog also lists availability spinners cowls canopies retract units other accessories various plans catalog offered $4 plus $2 postage obtain copy great catalog write Bob Holman Plans PO Box 741 San Bernardino CA 92402 B17G photo months column work Roy Fellows Augusta Kansas model scratch-built enlarged Guillow model plans powered four OS Max 20 engines weighs about nine pounds model finished fiberglass cloth epoxy resin Hobbypoxy paints used Roy indicated color scheme natural aluminum markings B-17 379th Bomb Group father flew during WW II plane called Miss Hap great misfortune flying mission embarked its maiden mission good form returned base two engines badly shot up scrapped Roys research plane verified color markings admits taking artistic license nose art because lack photo anyone out involved B-17s can shed some light nose art used particular plane would glad hear Please write address top column Ill see information forwarded Roy Please send ideas notice upcoming CL Scale events contest reports especially photos CL Scale activity address very top column erobatics Continued page 83 provide some metal work alter surface hardness altered surface hardness George believed combination stock sleeve grown stabilized piston would work well thats combination because piston can grow significantly must fitted cylinder first honed Georges Sunner honing machine ensure roundness taper crosshatching good running fit Next piston hand lapped proper fit second approach result watching Dallas flier Addis Elmore run OS 35S engines chrome-plated liners early 1 980s being very impressed runs George talked about set up several chromedsleeve examples prove out approach method pistons either heat treated well used George chrome-plated sleeves honed nonplated sleeves next step pure touch Large selection Hemote LOfltOI oaem Business since 1973 ~ ** 4820 CRANDALL-LANESVILLE RD1 CORYDON INDIANA 47112 **I A6JM ED BELOW IS JUST FEW OF THE MFGWE STOCK HOURS MONDAY THR CLOSED SATURI.A r AJUSTO JIGPOX AMBROIDFUTABASONIC-TRONICS ARCO RUBBERBANDSGOLDBERGSTERLING BRIDIGASMODELPRODSULLIVANLimited Quantity DAVEYS SYSTEMSHALLCOTOP PLITEMmmsCa COVERITEHOBBYPOXYVS ENGINES DEVCONHOT STUFFLANIER DREMELK & B MPGMILLERSTAFFORD SCALE DUBROSIGNORTHEAST DYNAPILITESAITOZINGER PROPSB-24 $30000 ENGINES 4 19-25 WINGSPAN- 9Oincbes . IA$b complete listing etcplease sends sta mped self-address enve lope DEALERS WANTED FKKITSG1rfrJtiCkumPLEASE CALL FOR SPECIALS OF STAFFORD AIRCOUPE $9995~19useJge F99•95THE MONTH October1992 165 few tho flYfltqmflflRL AFTER YOU DID ALL THE WORK WHY LET YOUR AIRPLANE DO ALL THE FLYING INFO $500 BUILD & FLY THE miniMAX YOURSELF CENTURY JET MODELS INC 8 Martha Ct Sumter SC 29150 803 775-6491 RETRACT SELECTOR SPEED CONTROL VALVE 8305 Regency Woods Way Louisville KY 40220 502 491-4114 Four Infinite Adjustment Screws 2 Up 2 Down Compatible air system Dim 3/8 x 1 s 1-1/4 $2495 Wt 15 oz Semi & Deluxe Ducted Fan Jet Kits Eposy fiberglass fuselage canopy foam wings plans/ instructions Intake/Eshaust System eac F-100 F-100 Hun basic kit $18999 1/8 Scale 50 Removable Wings Length 83 Sport Hawk MK II basic kit $18988 e P&H Easy build Removable wing Length 59 F-105 Thunderchief basic kit $23900 Length 73 77-91 Engine No Cheater Hole F-4 Phantom basic kit $59900 NEW 1/7 Scale Twin Engine Aileron/Spoiler Config Length 90 Removable 61 Wings LE/TE flaps Deluxe kit DC wood I/B pylons CP kit plus Landing gear tires brakes available COMPARE OUR RETRACTS TO THEIRS Stainless Struts cut FREEComplete Air System Stainless Torque Links Axle Installed Different strut configurations s Service 1 Year Limited Warranty30 Day Refundt GIANT MAIN RETRACTS STANDARD OR 900 ROTATE 30-50 lb sircrah 2 sets 1 Standard 90 minutes 7Q0 11 0 retract angle Over-center lock down Nose gear available $27500 pair Wt 15 lbs SCALE MAIN FtIHAuI STANDARD OR 900 ROTATE Fits PICA Skys P-Si 1/5 Yellow A/C Ziroli Bud Nosen plus Choice 91 Plyon Winners Handles 20-25 lb aircrah 84-97 retract angle Positive lock up lock down Optional wire struts Nose gear available $19900 pair Wt 22 oz products proudly MADE IN THE USAI 166 Model Aviation chrome setup chrome makes engine run hotter running fit has looser watched George use lapping compound get right fit between piston liner best can describe feel fitted engine piston/liner drag vesy light until right top liner still just bit tighter Before compared two approaches looked some other details first engine George assembled just didnt turn through smoothly Somewhere Id heard about connecting rods early OS engines being out true holes parallel horizontally vertically Using two drill rods fit holes exactly George measured distances side rods andsure enough difference 006 Once corrected engine assembled really felt right Thus far have flight time three engines Both George have chrome examples have heat-treated engine Neither us much time break engine make just couple minutes George ran engines check seal after running all-castor 5%-nitro fuel engines sealed up almost immediately So time get planes fly Unfortunately Texas weather didnt cooperate much went Tucson couple flights shipjust enough know engines okay real evaluation would come Tucson put flights Tucker Special chrome engine getting almost 25 flights heat-treated engine El Diablo usual took second seat Tucker Both engines ran exceptionally well significantly power stock engines Last year using 58 feet 012 solid lines both planes get good line tension Continued page 168 AWARDED Grand Champtun unu- uompurer ousignecsxx oxxu Reserve Grand Champion UltralightPart 103 Ultralight- Easy Construction 1989 Sun-N-Fun Fly-inWood Construction TEAM INC BOX 338M BRADYVILLE TN 37026 61Sf 765-5397 ADVANCED AERO PRODUCTS Os SURPASS 120 txHAlJSr SYSIEI3 FOR FTTERN AIRcRAFT AND ULTiMATE RIPE SIUCONE COUPLERS AND TAIL PIPES AIJO AVAILABLE cALL Os serrsrta IxeAues xeAuus IAaJIREs MiT55 PIT BOX 365-C ANNA TX 75409 14 924-3940 Give Yourself Some Peace Mind THE GUARDIAN ANGEL7unlike simple battery monitor protects losing R/C model six different ways ect receiver unique audible voltmeter keeps constantly aware tmall voltage changes also reminds turn receiver off As battery cycler can test receiver pack detect early failure Sophisticated alarms signal clear channel before fly allows test range provides loud sound help find lost model Get fly peace mind T 1 E SEE Dont wait until its too late get Guardian Angel TODAY YOUR LOCAL HOBBY DEALER send $3995 5&H Directly Tejera Microsystems Engineering Inc 813-968-9510 P0 Box 340608 Tampa Florida 33694 Modet TOA-flt simplest convenient way making sure receiver batteries charged rye ever seen Doug Pratt author fl/C books remarkably useful valuable device fl/C Report March i991 see also Radio Spectrum RCM Dec 1990 Obechi Large Sheets Please call 509-548-5201 send SASE 12306 Bergstrasse Leavenworth WA 98826 Rubber ft Engine Power Free Flight Display Control Line Electric Power RIC Airplanes new Illustrated 32 page tabloid size catalog US ft Canada $100 Foreigh $300 Penn Valley Hobby Center 837-A W Msin St Lansdafe PA 19448 215- 368-0770 top champions purchase Precision Built models PVFCA 9/OAf name 1 Winning designs 1990 OC 1st 2nd 3rd IMATE really can fly better better built airplane 2 lightest airframes available 3 JbrnItlaaU1eriwrngs PRECISION BUILT INC swiaLj27sA N 78070 8UIL promise Models Available EXTRA 260 STEPHENS AKRO LASER 200 512 438-3330 f D & J ELECTRONICS 00 Lucy Road Howett Michigan 48843 517-546-2644 Service & Repairs Most Radio Control Systems Utilizing Calibrated Test Equipment & Spectrum Analyzer Endorsed AMA RCMA Sticker Station #105 Futaba Airtronics JR Ace HiTec Tower Cirrus World Engines & WE USE GENUINE FACTORY REPLACEMENT PARTS Complete 1991 Narrow Banding & Upgrades RCD / HITEC R/C DEALER Carry Full Line RCD RXs & Products Upgrading. ASK ABOUT THE NEW HOT FOCUS SERIES RADIO CONTROL SYSTEMS FCC Licensed Speed Control Repairs Quality Service Fast Turn Around Shipping & Insurance ExtraUPS ail VISA / MASTERCARD & DISCOVER WELCOMED AMA #256123ARRLWB8YSQ Baby deserves Custom CradIe Custom Cradles Feature Custom molded pvc--no ugly fittings Special neoprene foam--impervious fuel oil Folds easy storage use Custom design built last Ready use--no building AA LO BOY CUSTOM CRADLES LO BOY STANDARD--iD taIl 22 long holds fuselage Swide---$1495 LO BOY LARGE--i 4 tall 26 long holds fuselage 8 wide-------$1895 LO BOY X-LARGE16 tall 28 long holds fuselagel2 wide--------$2195 INCLUDE 5695 FOR SHIPPING AND HANDLING ON LO BOYS TALL BOY CUSTOM CRADLES TALL BOY STANDARD--32taII22 long holds fuselages wde--$2295 TALL BOY LARGE--28 tall 26 long holds fuselage 6 wide---------52495 TALL BOY X-LARGE--26 tall 28 long holds fuselage 12 wide 95 INCLUDE $1195 FOR SHIPPING AND HANDLING ON TALL BOYS Send check money order COD welcome Include shipping handling AZ residents include 7% sales las Dealer Inquiries Welcome Re4 eC4tbm zadac%4 2177 EAnt Fort Lowe5 Road Tucson Anzona 85716 t 800 272 3530 168 Model Aviation write Smithy Dept 511 0 Lathe l 3023 E 2nd Strent Dalles DR 97056 treated engines Tucker wanted 62 feet 015 cable lOx 5 prop El Diablo didnt get work lines flown same lines engine just overpowered combination thundering four-cycle chrome engine just kept getting betteractually exceeding expectations four-cycle engine 11 x 5 prop cut down 10 x 5 exceptional problem needle valve body loosened up causing rich run last flight longevity goal still determined overall wish Id thought sooner has fun airplane performance has really improved Id recommend giving either approach try youve got old OS 35S engines around Tech tip times beginning flier has problems really doesnt know begin cases hes started profile-type plane cant get engine run well addition mounting engine facing inside circle trick mount engine solidly tough time best can isnt enough get lot vibration best can balancing prop vibration typically makes fuel froth translates irregular runs inconsistent settings Depending harmonics system will sometimes clean up difficult situation Try trick Tom Sicon passed has tried friends model Atlanta got Art Adamisin Tucson Just add couple squirts Armor gallon fuel frothing will stop Tom said like magic give go Make plans now best contests West Fall Follies Eugene Oregon Prop Spinners will feature PAMPA classes Fox 35 Combat racing events will held October 18-19 Eugene Airport Contact John Thompson 1145 Birchave Cottage Grove OR 97424 OURSELF Easy use Save Money Save Time As low $995 Call 1-800-345-6342 Ask operator 511 0
Edition: Model Aviation - 1992/10
Page Numbers: 83, 165, 166, 168
CONTROL LINE Frank McMiIIan 12106 Gunter Grove San Antonio TX 78231 AS walking through San Antonio Airport other day saw tiny preteenager neat T-shirt see lot weird sayings T-shirtssometimes just sell shirts messages Although shirt gymnastics saying applicable event Perhaps some entrepreneur will pick up create logo like fab shirt Anyway went will win will practice dont find meaningful havent found key event arent real secrets just blood sweat tears comment always comes up find gadget engine works time success anything must have out production unavailable several years least obviously applies Old-Timer Nostalgia events attempting live up intent event capturing flavor airplanes era acquire use engine used time design Id like share some efforts George Aldrich went through make OS 35S engines run well have longevity Bob Whitely reminded used 05 35 back 1960s 1970s felt necessary buy four get good runner Also very careful might put engine over hill single lean run tank low-oil-content fuel Well really hadnt worked 05 35S before Tucker did get education Fortunately George also running 05 engines Nobler chance compare notes what happening Generally engines ran well few runs real pattern started time made mistake used wrong fuelmy normal SuperTigre 60 fuel 22% oil engine ran fine noticed getting little thin went Nationals lint filter caused lean run last official flight Well engine goneno compression no power talked George recounted similar experience lean run Nobler discussed what engines ran nicely problem primarily metallurgya very hard piston soft liner So what could done get both durability consistent solid runs decided take two approaches choice depended specific example its history runningie hard prolonged running still green yet stabilized first approach involved technique George has using some time heal really old ignition engines must either fix whats thats George heat-treats piston can actually grow piston Right below First photos Randy Smiths Dreadnought has foam elliptical wing has under development 21/2 years October 1992 83 Ray Van Richmond Michigan displays profile Sig Magnum built plans Power Fox 50 Slimline muffler Ken Cook proudly displays modified Cardinal Randy Smiths modified 05 46SFS conventional muffler Continued page 165 CatalogsThe Best Scale Best Scale$400 ASP Model aircraft Plans Handbook$500 ASP Scale Drowinq Plans Book$500 RC Model World Consf Guide$600 VTH Cermon Plans Book$600 d4 *100 IdEhe / J5 d1Std9h Call 714 8853959 credit card orders 2 1/4 SCALE PLANS $2900 5500 PP 90 SPAN Winners ToledoThe Masters others .Bob Holman Box 741 San Berdo CA 92402. PRODUCTS POD TUg fliCESDBMUE Mflflgi rE Complete Line Exhaust Systems Tuned Pipes Muffled Tuned Pipes * Headers uri Mufflers Expansion Mufflers copter Ball Mufflers ialized Exhaust Systems Iinsupas reader-written publication about R/C soaring dedicated sharing technical educational information theory practical application $19 Bulk/Third Class $26 First Class Ourside USA Please write R/C Soaring Digest PO Box 2108 Wylie TX 75098-2108 fuselage could prevent damage caused hard landing gear can improved shaping piece piano wire same thickness gear fit inside legs about one-half inch below fuselage Wrap legs new crossmember soft copper wire solder place addition should help prevent damage landing gear especially flying off grass areas Bob Holman Plans has put together new Best Scale catalog contains listings dozens models kits plans including famous Brian Taylor models model kits plans have spans 60 72 suitable 60 engine power excellent subjects CL Scale catalog also lists availability spinners cowls canopies retract units other accessories various plans catalog offered $4 plus $2 postage obtain copy great catalog write Bob Holman Plans PO Box 741 San Bernardino CA 92402 B17G photo months column work Roy Fellows Augusta Kansas model scratch-built enlarged Guillow model plans powered four OS Max 20 engines weighs about nine pounds model finished fiberglass cloth epoxy resin Hobbypoxy paints used Roy indicated color scheme natural aluminum markings B-17 379th Bomb Group father flew during WW II plane called Miss Hap great misfortune flying mission embarked its maiden mission good form returned base two engines badly shot up scrapped Roys research plane verified color markings admits taking artistic license nose art because lack photo anyone out involved B-17s can shed some light nose art used particular plane would glad hear Please write address top column Ill see information forwarded Roy Please send ideas notice upcoming CL Scale events contest reports especially photos CL Scale activity address very top column erobatics Continued page 83 provide some metal work alter surface hardness altered surface hardness George believed combination stock sleeve grown stabilized piston would work well thats combination because piston can grow significantly must fitted cylinder first honed Georges Sunner honing machine ensure roundness taper crosshatching good running fit Next piston hand lapped proper fit second approach result watching Dallas flier Addis Elmore run OS 35S engines chrome-plated liners early 1 980s being very impressed runs George talked about set up several chromedsleeve examples prove out approach method pistons either heat treated well used George chrome-plated sleeves honed nonplated sleeves next step pure touch Large selection Hemote LOfltOI oaem Business since 1973 ~ ** 4820 CRANDALL-LANESVILLE RD1 CORYDON INDIANA 47112 **I A6JM ED BELOW IS JUST FEW OF THE MFGWE STOCK HOURS MONDAY THR CLOSED SATURI.A r AJUSTO JIGPOX AMBROIDFUTABASONIC-TRONICS ARCO RUBBERBANDSGOLDBERGSTERLING BRIDIGASMODELPRODSULLIVANLimited Quantity DAVEYS SYSTEMSHALLCOTOP PLITEMmmsCa COVERITEHOBBYPOXYVS ENGINES DEVCONHOT STUFFLANIER DREMELK & B MPGMILLERSTAFFORD SCALE DUBROSIGNORTHEAST DYNAPILITESAITOZINGER PROPSB-24 $30000 ENGINES 4 19-25 WINGSPAN- 9Oincbes . IA$b complete listing etcplease sends sta mped self-address enve lope DEALERS WANTED FKKITSG1rfrJtiCkumPLEASE CALL FOR SPECIALS OF STAFFORD AIRCOUPE $9995~19useJge F99•95THE MONTH October1992 165 few tho flYfltqmflflRL AFTER YOU DID ALL THE WORK WHY LET YOUR AIRPLANE DO ALL THE FLYING INFO $500 BUILD & FLY THE miniMAX YOURSELF CENTURY JET MODELS INC 8 Martha Ct Sumter SC 29150 803 775-6491 RETRACT SELECTOR SPEED CONTROL VALVE 8305 Regency Woods Way Louisville KY 40220 502 491-4114 Four Infinite Adjustment Screws 2 Up 2 Down Compatible air system Dim 3/8 x 1 s 1-1/4 $2495 Wt 15 oz Semi & Deluxe Ducted Fan Jet Kits Eposy fiberglass fuselage canopy foam wings plans/ instructions Intake/Eshaust System eac F-100 F-100 Hun basic kit $18999 1/8 Scale 50 Removable Wings Length 83 Sport Hawk MK II basic kit $18988 e P&H Easy build Removable wing Length 59 F-105 Thunderchief basic kit $23900 Length 73 77-91 Engine No Cheater Hole F-4 Phantom basic kit $59900 NEW 1/7 Scale Twin Engine Aileron/Spoiler Config Length 90 Removable 61 Wings LE/TE flaps Deluxe kit DC wood I/B pylons CP kit plus Landing gear tires brakes available COMPARE OUR RETRACTS TO THEIRS Stainless Struts cut FREEComplete Air System Stainless Torque Links Axle Installed Different strut configurations s Service 1 Year Limited Warranty30 Day Refundt GIANT MAIN RETRACTS STANDARD OR 900 ROTATE 30-50 lb sircrah 2 sets 1 Standard 90 minutes 7Q0 11 0 retract angle Over-center lock down Nose gear available $27500 pair Wt 15 lbs SCALE MAIN FtIHAuI STANDARD OR 900 ROTATE Fits PICA Skys P-Si 1/5 Yellow A/C Ziroli Bud Nosen plus Choice 91 Plyon Winners Handles 20-25 lb aircrah 84-97 retract angle Positive lock up lock down Optional wire struts Nose gear available $19900 pair Wt 22 oz products proudly MADE IN THE USAI 166 Model Aviation chrome setup chrome makes engine run hotter running fit has looser watched George use lapping compound get right fit between piston liner best can describe feel fitted engine piston/liner drag vesy light until right top liner still just bit tighter Before compared two approaches looked some other details first engine George assembled just didnt turn through smoothly Somewhere Id heard about connecting rods early OS engines being out true holes parallel horizontally vertically Using two drill rods fit holes exactly George measured distances side rods andsure enough difference 006 Once corrected engine assembled really felt right Thus far have flight time three engines Both George have chrome examples have heat-treated engine Neither us much time break engine make just couple minutes George ran engines check seal after running all-castor 5%-nitro fuel engines sealed up almost immediately So time get planes fly Unfortunately Texas weather didnt cooperate much went Tucson couple flights shipjust enough know engines okay real evaluation would come Tucson put flights Tucker Special chrome engine getting almost 25 flights heat-treated engine El Diablo usual took second seat Tucker Both engines ran exceptionally well significantly power stock engines Last year using 58 feet 012 solid lines both planes get good line tension Continued page 168 AWARDED Grand Champtun unu- uompurer ousignecsxx oxxu Reserve Grand Champion UltralightPart 103 Ultralight- Easy Construction 1989 Sun-N-Fun Fly-inWood Construction TEAM INC BOX 338M BRADYVILLE TN 37026 61Sf 765-5397 ADVANCED AERO PRODUCTS Os SURPASS 120 txHAlJSr SYSIEI3 FOR FTTERN AIRcRAFT AND ULTiMATE RIPE SIUCONE COUPLERS AND TAIL PIPES AIJO AVAILABLE cALL Os serrsrta IxeAues xeAuus IAaJIREs MiT55 PIT BOX 365-C ANNA TX 75409 14 924-3940 Give Yourself Some Peace Mind THE GUARDIAN ANGEL7unlike simple battery monitor protects losing R/C model six different ways ect receiver unique audible voltmeter keeps constantly aware tmall voltage changes also reminds turn receiver off As battery cycler can test receiver pack detect early failure Sophisticated alarms signal clear channel before fly allows test range provides loud sound help find lost model Get fly peace mind T 1 E SEE Dont wait until its too late get Guardian Angel TODAY YOUR LOCAL HOBBY DEALER send $3995 5&H Directly Tejera Microsystems Engineering Inc 813-968-9510 P0 Box 340608 Tampa Florida 33694 Modet TOA-flt simplest convenient way making sure receiver batteries charged rye ever seen Doug Pratt author fl/C books remarkably useful valuable device fl/C Report March i991 see also Radio Spectrum RCM Dec 1990 Obechi Large Sheets Please call 509-548-5201 send SASE 12306 Bergstrasse Leavenworth WA 98826 Rubber ft Engine Power Free Flight Display Control Line Electric Power RIC Airplanes new Illustrated 32 page tabloid size catalog US ft Canada $100 Foreigh $300 Penn Valley Hobby Center 837-A W Msin St Lansdafe PA 19448 215- 368-0770 top champions purchase Precision Built models PVFCA 9/OAf name 1 Winning designs 1990 OC 1st 2nd 3rd IMATE really can fly better better built airplane 2 lightest airframes available 3 JbrnItlaaU1eriwrngs PRECISION BUILT INC swiaLj27sA N 78070 8UIL promise Models Available EXTRA 260 STEPHENS AKRO LASER 200 512 438-3330 f D & J ELECTRONICS 00 Lucy Road Howett Michigan 48843 517-546-2644 Service & Repairs Most Radio Control Systems Utilizing Calibrated Test Equipment & Spectrum Analyzer Endorsed AMA RCMA Sticker Station #105 Futaba Airtronics JR Ace HiTec Tower Cirrus World Engines & WE USE GENUINE FACTORY REPLACEMENT PARTS Complete 1991 Narrow Banding & Upgrades RCD / HITEC R/C DEALER Carry Full Line RCD RXs & Products Upgrading. ASK ABOUT THE NEW HOT FOCUS SERIES RADIO CONTROL SYSTEMS FCC Licensed Speed Control Repairs Quality Service Fast Turn Around Shipping & Insurance ExtraUPS ail VISA / MASTERCARD & DISCOVER WELCOMED AMA #256123ARRLWB8YSQ Baby deserves Custom CradIe Custom Cradles Feature Custom molded pvc--no ugly fittings Special neoprene foam--impervious fuel oil Folds easy storage use Custom design built last Ready use--no building AA LO BOY CUSTOM CRADLES LO BOY STANDARD--iD taIl 22 long holds fuselage Swide---$1495 LO BOY LARGE--i 4 tall 26 long holds fuselage 8 wide-------$1895 LO BOY X-LARGE16 tall 28 long holds fuselagel2 wide--------$2195 INCLUDE 5695 FOR SHIPPING AND HANDLING ON LO BOYS TALL BOY CUSTOM CRADLES TALL BOY STANDARD--32taII22 long holds fuselages wde--$2295 TALL BOY LARGE--28 tall 26 long holds fuselage 6 wide---------52495 TALL BOY X-LARGE--26 tall 28 long holds fuselage 12 wide 95 INCLUDE $1195 FOR SHIPPING AND HANDLING ON TALL BOYS Send check money order COD welcome Include shipping handling AZ residents include 7% sales las Dealer Inquiries Welcome Re4 eC4tbm zadac%4 2177 EAnt Fort Lowe5 Road Tucson Anzona 85716 t 800 272 3530 168 Model Aviation write Smithy Dept 511 0 Lathe l 3023 E 2nd Strent Dalles DR 97056 treated engines Tucker wanted 62 feet 015 cable lOx 5 prop El Diablo didnt get work lines flown same lines engine just overpowered combination thundering four-cycle chrome engine just kept getting betteractually exceeding expectations four-cycle engine 11 x 5 prop cut down 10 x 5 exceptional problem needle valve body loosened up causing rich run last flight longevity goal still determined overall wish Id thought sooner has fun airplane performance has really improved Id recommend giving either approach try youve got old OS 35S engines around Tech tip times beginning flier has problems really doesnt know begin cases hes started profile-type plane cant get engine run well addition mounting engine facing inside circle trick mount engine solidly tough time best can isnt enough get lot vibration best can balancing prop vibration typically makes fuel froth translates irregular runs inconsistent settings Depending harmonics system will sometimes clean up difficult situation Try trick Tom Sicon passed has tried friends model Atlanta got Art Adamisin Tucson Just add couple squirts Armor gallon fuel frothing will stop Tom said like magic give go Make plans now best contests West Fall Follies Eugene Oregon Prop Spinners will feature PAMPA classes Fox 35 Combat racing events will held October 18-19 Eugene Airport Contact John Thompson 1145 Birchave Cottage Grove OR 97424 OURSELF Easy use Save Money Save Time As low $995 Call 1-800-345-6342 Ask operator 511 0
Edition: Model Aviation - 1992/10
Page Numbers: 83, 165, 166, 168
CONTROL LINE Frank McMiIIan 12106 Gunter Grove San Antonio TX 78231 AS walking through San Antonio Airport other day saw tiny preteenager neat T-shirt see lot weird sayings T-shirtssometimes just sell shirts messages Although shirt gymnastics saying applicable event Perhaps some entrepreneur will pick up create logo like fab shirt Anyway went will win will practice dont find meaningful havent found key event arent real secrets just blood sweat tears comment always comes up find gadget engine works time success anything must have out production unavailable several years least obviously applies Old-Timer Nostalgia events attempting live up intent event capturing flavor airplanes era acquire use engine used time design Id like share some efforts George Aldrich went through make OS 35S engines run well have longevity Bob Whitely reminded used 05 35 back 1960s 1970s felt necessary buy four get good runner Also very careful might put engine over hill single lean run tank low-oil-content fuel Well really hadnt worked 05 35S before Tucker did get education Fortunately George also running 05 engines Nobler chance compare notes what happening Generally engines ran well few runs real pattern started time made mistake used wrong fuelmy normal SuperTigre 60 fuel 22% oil engine ran fine noticed getting little thin went Nationals lint filter caused lean run last official flight Well engine goneno compression no power talked George recounted similar experience lean run Nobler discussed what engines ran nicely problem primarily metallurgya very hard piston soft liner So what could done get both durability consistent solid runs decided take two approaches choice depended specific example its history runningie hard prolonged running still green yet stabilized first approach involved technique George has using some time heal really old ignition engines must either fix whats thats George heat-treats piston can actually grow piston Right below First photos Randy Smiths Dreadnought has foam elliptical wing has under development 21/2 years October 1992 83 Ray Van Richmond Michigan displays profile Sig Magnum built plans Power Fox 50 Slimline muffler Ken Cook proudly displays modified Cardinal Randy Smiths modified 05 46SFS conventional muffler Continued page 165 CatalogsThe Best Scale Best Scale$400 ASP Model aircraft Plans Handbook$500 ASP Scale Drowinq Plans Book$500 RC Model World Consf Guide$600 VTH Cermon Plans Book$600 d4 *100 IdEhe / J5 d1Std9h Call 714 8853959 credit card orders 2 1/4 SCALE PLANS $2900 5500 PP 90 SPAN Winners ToledoThe Masters others .Bob Holman Box 741 San Berdo CA 92402. PRODUCTS POD TUg fliCESDBMUE Mflflgi rE Complete Line Exhaust Systems Tuned Pipes Muffled Tuned Pipes * Headers uri Mufflers Expansion Mufflers copter Ball Mufflers ialized Exhaust Systems Iinsupas reader-written publication about R/C soaring dedicated sharing technical educational information theory practical application $19 Bulk/Third Class $26 First Class Ourside USA Please write R/C Soaring Digest PO Box 2108 Wylie TX 75098-2108 fuselage could prevent damage caused hard landing gear can improved shaping piece piano wire same thickness gear fit inside legs about one-half inch below fuselage Wrap legs new crossmember soft copper wire solder place addition should help prevent damage landing gear especially flying off grass areas Bob Holman Plans has put together new Best Scale catalog contains listings dozens models kits plans including famous Brian Taylor models model kits plans have spans 60 72 suitable 60 engine power excellent subjects CL Scale catalog also lists availability spinners cowls canopies retract units other accessories various plans catalog offered $4 plus $2 postage obtain copy great catalog write Bob Holman Plans PO Box 741 San Bernardino CA 92402 B17G photo months column work Roy Fellows Augusta Kansas model scratch-built enlarged Guillow model plans powered four OS Max 20 engines weighs about nine pounds model finished fiberglass cloth epoxy resin Hobbypoxy paints used Roy indicated color scheme natural aluminum markings B-17 379th Bomb Group father flew during WW II plane called Miss Hap great misfortune flying mission embarked its maiden mission good form returned base two engines badly shot up scrapped Roys research plane verified color markings admits taking artistic license nose art because lack photo anyone out involved B-17s can shed some light nose art used particular plane would glad hear Please write address top column Ill see information forwarded Roy Please send ideas notice upcoming CL Scale events contest reports especially photos CL Scale activity address very top column erobatics Continued page 83 provide some metal work alter surface hardness altered surface hardness George believed combination stock sleeve grown stabilized piston would work well thats combination because piston can grow significantly must fitted cylinder first honed Georges Sunner honing machine ensure roundness taper crosshatching good running fit Next piston hand lapped proper fit second approach result watching Dallas flier Addis Elmore run OS 35S engines chrome-plated liners early 1 980s being very impressed runs George talked about set up several chromedsleeve examples prove out approach method pistons either heat treated well used George chrome-plated sleeves honed nonplated sleeves next step pure touch Large selection Hemote LOfltOI oaem Business since 1973 ~ ** 4820 CRANDALL-LANESVILLE RD1 CORYDON INDIANA 47112 **I A6JM ED BELOW IS JUST FEW OF THE MFGWE STOCK HOURS MONDAY THR CLOSED SATURI.A r AJUSTO JIGPOX AMBROIDFUTABASONIC-TRONICS ARCO RUBBERBANDSGOLDBERGSTERLING BRIDIGASMODELPRODSULLIVANLimited Quantity DAVEYS SYSTEMSHALLCOTOP PLITEMmmsCa COVERITEHOBBYPOXYVS ENGINES DEVCONHOT STUFFLANIER DREMELK & B MPGMILLERSTAFFORD SCALE DUBROSIGNORTHEAST DYNAPILITESAITOZINGER PROPSB-24 $30000 ENGINES 4 19-25 WINGSPAN- 9Oincbes . IA$b complete listing etcplease sends sta mped self-address enve lope DEALERS WANTED FKKITSG1rfrJtiCkumPLEASE CALL FOR SPECIALS OF STAFFORD AIRCOUPE $9995~19useJge F99•95THE MONTH October1992 165 few tho flYfltqmflflRL AFTER YOU DID ALL THE WORK WHY LET YOUR AIRPLANE DO ALL THE FLYING INFO $500 BUILD & FLY THE miniMAX YOURSELF CENTURY JET MODELS INC 8 Martha Ct Sumter SC 29150 803 775-6491 RETRACT SELECTOR SPEED CONTROL VALVE 8305 Regency Woods Way Louisville KY 40220 502 491-4114 Four Infinite Adjustment Screws 2 Up 2 Down Compatible air system Dim 3/8 x 1 s 1-1/4 $2495 Wt 15 oz Semi & Deluxe Ducted Fan Jet Kits Eposy fiberglass fuselage canopy foam wings plans/ instructions Intake/Eshaust System eac F-100 F-100 Hun basic kit $18999 1/8 Scale 50 Removable Wings Length 83 Sport Hawk MK II basic kit $18988 e P&H Easy build Removable wing Length 59 F-105 Thunderchief basic kit $23900 Length 73 77-91 Engine No Cheater Hole F-4 Phantom basic kit $59900 NEW 1/7 Scale Twin Engine Aileron/Spoiler Config Length 90 Removable 61 Wings LE/TE flaps Deluxe kit DC wood I/B pylons CP kit plus Landing gear tires brakes available COMPARE OUR RETRACTS TO THEIRS Stainless Struts cut FREEComplete Air System Stainless Torque Links Axle Installed Different strut configurations s Service 1 Year Limited Warranty30 Day Refundt GIANT MAIN RETRACTS STANDARD OR 900 ROTATE 30-50 lb sircrah 2 sets 1 Standard 90 minutes 7Q0 11 0 retract angle Over-center lock down Nose gear available $27500 pair Wt 15 lbs SCALE MAIN FtIHAuI STANDARD OR 900 ROTATE Fits PICA Skys P-Si 1/5 Yellow A/C Ziroli Bud Nosen plus Choice 91 Plyon Winners Handles 20-25 lb aircrah 84-97 retract angle Positive lock up lock down Optional wire struts Nose gear available $19900 pair Wt 22 oz products proudly MADE IN THE USAI 166 Model Aviation chrome setup chrome makes engine run hotter running fit has looser watched George use lapping compound get right fit between piston liner best can describe feel fitted engine piston/liner drag vesy light until right top liner still just bit tighter Before compared two approaches looked some other details first engine George assembled just didnt turn through smoothly Somewhere Id heard about connecting rods early OS engines being out true holes parallel horizontally vertically Using two drill rods fit holes exactly George measured distances side rods andsure enough difference 006 Once corrected engine assembled really felt right Thus far have flight time three engines Both George have chrome examples have heat-treated engine Neither us much time break engine make just couple minutes George ran engines check seal after running all-castor 5%-nitro fuel engines sealed up almost immediately So time get planes fly Unfortunately Texas weather didnt cooperate much went Tucson couple flights shipjust enough know engines okay real evaluation would come Tucson put flights Tucker Special chrome engine getting almost 25 flights heat-treated engine El Diablo usual took second seat Tucker Both engines ran exceptionally well significantly power stock engines Last year using 58 feet 012 solid lines both planes get good line tension Continued page 168 AWARDED Grand Champtun unu- uompurer ousignecsxx oxxu Reserve Grand Champion UltralightPart 103 Ultralight- Easy Construction 1989 Sun-N-Fun Fly-inWood Construction TEAM INC BOX 338M BRADYVILLE TN 37026 61Sf 765-5397 ADVANCED AERO PRODUCTS Os SURPASS 120 txHAlJSr SYSIEI3 FOR FTTERN AIRcRAFT AND ULTiMATE RIPE SIUCONE COUPLERS AND TAIL PIPES AIJO AVAILABLE cALL Os serrsrta IxeAues xeAuus IAaJIREs MiT55 PIT BOX 365-C ANNA TX 75409 14 924-3940 Give Yourself Some Peace Mind THE GUARDIAN ANGEL7unlike simple battery monitor protects losing R/C model six different ways ect receiver unique audible voltmeter keeps constantly aware tmall voltage changes also reminds turn receiver off As battery cycler can test receiver pack detect early failure Sophisticated alarms signal clear channel before fly allows test range provides loud sound help find lost model Get fly peace mind T 1 E SEE Dont wait until its too late get Guardian Angel TODAY YOUR LOCAL HOBBY DEALER send $3995 5&H Directly Tejera Microsystems Engineering Inc 813-968-9510 P0 Box 340608 Tampa Florida 33694 Modet TOA-flt simplest convenient way making sure receiver batteries charged rye ever seen Doug Pratt author fl/C books remarkably useful valuable device fl/C Report March i991 see also Radio Spectrum RCM Dec 1990 Obechi Large Sheets Please call 509-548-5201 send SASE 12306 Bergstrasse Leavenworth WA 98826 Rubber ft Engine Power Free Flight Display Control Line Electric Power RIC Airplanes new Illustrated 32 page tabloid size catalog US ft Canada $100 Foreigh $300 Penn Valley Hobby Center 837-A W Msin St Lansdafe PA 19448 215- 368-0770 top champions purchase Precision Built models PVFCA 9/OAf name 1 Winning designs 1990 OC 1st 2nd 3rd IMATE really can fly better better built airplane 2 lightest airframes available 3 JbrnItlaaU1eriwrngs PRECISION BUILT INC swiaLj27sA N 78070 8UIL promise Models Available EXTRA 260 STEPHENS AKRO LASER 200 512 438-3330 f D & J ELECTRONICS 00 Lucy Road Howett Michigan 48843 517-546-2644 Service & Repairs Most Radio Control Systems Utilizing Calibrated Test Equipment & Spectrum Analyzer Endorsed AMA RCMA Sticker Station #105 Futaba Airtronics JR Ace HiTec Tower Cirrus World Engines & WE USE GENUINE FACTORY REPLACEMENT PARTS Complete 1991 Narrow Banding & Upgrades RCD / HITEC R/C DEALER Carry Full Line RCD RXs & Products Upgrading. ASK ABOUT THE NEW HOT FOCUS SERIES RADIO CONTROL SYSTEMS FCC Licensed Speed Control Repairs Quality Service Fast Turn Around Shipping & Insurance ExtraUPS ail VISA / MASTERCARD & DISCOVER WELCOMED AMA #256123ARRLWB8YSQ Baby deserves Custom CradIe Custom Cradles Feature Custom molded pvc--no ugly fittings Special neoprene foam--impervious fuel oil Folds easy storage use Custom design built last Ready use--no building AA LO BOY CUSTOM CRADLES LO BOY STANDARD--iD taIl 22 long holds fuselage Swide---$1495 LO BOY LARGE--i 4 tall 26 long holds fuselage 8 wide-------$1895 LO BOY X-LARGE16 tall 28 long holds fuselagel2 wide--------$2195 INCLUDE 5695 FOR SHIPPING AND HANDLING ON LO BOYS TALL BOY CUSTOM CRADLES TALL BOY STANDARD--32taII22 long holds fuselages wde--$2295 TALL BOY LARGE--28 tall 26 long holds fuselage 6 wide---------52495 TALL BOY X-LARGE--26 tall 28 long holds fuselage 12 wide 95 INCLUDE $1195 FOR SHIPPING AND HANDLING ON TALL BOYS Send check money order COD welcome Include shipping handling AZ residents include 7% sales las Dealer Inquiries Welcome Re4 eC4tbm zadac%4 2177 EAnt Fort Lowe5 Road Tucson Anzona 85716 t 800 272 3530 168 Model Aviation write Smithy Dept 511 0 Lathe l 3023 E 2nd Strent Dalles DR 97056 treated engines Tucker wanted 62 feet 015 cable lOx 5 prop El Diablo didnt get work lines flown same lines engine just overpowered combination thundering four-cycle chrome engine just kept getting betteractually exceeding expectations four-cycle engine 11 x 5 prop cut down 10 x 5 exceptional problem needle valve body loosened up causing rich run last flight longevity goal still determined overall wish Id thought sooner has fun airplane performance has really improved Id recommend giving either approach try youve got old OS 35S engines around Tech tip times beginning flier has problems really doesnt know begin cases hes started profile-type plane cant get engine run well addition mounting engine facing inside circle trick mount engine solidly tough time best can isnt enough get lot vibration best can balancing prop vibration typically makes fuel froth translates irregular runs inconsistent settings Depending harmonics system will sometimes clean up difficult situation Try trick Tom Sicon passed has tried friends model Atlanta got Art Adamisin Tucson Just add couple squirts Armor gallon fuel frothing will stop Tom said like magic give go Make plans now best contests West Fall Follies Eugene Oregon Prop Spinners will feature PAMPA classes Fox 35 Combat racing events will held October 18-19 Eugene Airport Contact John Thompson 1145 Birchave Cottage Grove OR 97424 OURSELF Easy use Save Money Save Time As low $995 Call 1-800-345-6342 Ask operator 511 0
Edition: Model Aviation - 1992/10
Page Numbers: 83, 165, 166, 168
CONTROL LINE Frank McMiIIan 12106 Gunter Grove San Antonio TX 78231 AS walking through San Antonio Airport other day saw tiny preteenager neat T-shirt see lot weird sayings T-shirtssometimes just sell shirts messages Although shirt gymnastics saying applicable event Perhaps some entrepreneur will pick up create logo like fab shirt Anyway went will win will practice dont find meaningful havent found key event arent real secrets just blood sweat tears comment always comes up find gadget engine works time success anything must have out production unavailable several years least obviously applies Old-Timer Nostalgia events attempting live up intent event capturing flavor airplanes era acquire use engine used time design Id like share some efforts George Aldrich went through make OS 35S engines run well have longevity Bob Whitely reminded used 05 35 back 1960s 1970s felt necessary buy four get good runner Also very careful might put engine over hill single lean run tank low-oil-content fuel Well really hadnt worked 05 35S before Tucker did get education Fortunately George also running 05 engines Nobler chance compare notes what happening Generally engines ran well few runs real pattern started time made mistake used wrong fuelmy normal SuperTigre 60 fuel 22% oil engine ran fine noticed getting little thin went Nationals lint filter caused lean run last official flight Well engine goneno compression no power talked George recounted similar experience lean run Nobler discussed what engines ran nicely problem primarily metallurgya very hard piston soft liner So what could done get both durability consistent solid runs decided take two approaches choice depended specific example its history runningie hard prolonged running still green yet stabilized first approach involved technique George has using some time heal really old ignition engines must either fix whats thats George heat-treats piston can actually grow piston Right below First photos Randy Smiths Dreadnought has foam elliptical wing has under development 21/2 years October 1992 83 Ray Van Richmond Michigan displays profile Sig Magnum built plans Power Fox 50 Slimline muffler Ken Cook proudly displays modified Cardinal Randy Smiths modified 05 46SFS conventional muffler Continued page 165 CatalogsThe Best Scale Best Scale$400 ASP Model aircraft Plans Handbook$500 ASP Scale Drowinq Plans Book$500 RC Model World Consf Guide$600 VTH Cermon Plans Book$600 d4 *100 IdEhe / J5 d1Std9h Call 714 8853959 credit card orders 2 1/4 SCALE PLANS $2900 5500 PP 90 SPAN Winners ToledoThe Masters others .Bob Holman Box 741 San Berdo CA 92402. PRODUCTS POD TUg fliCESDBMUE Mflflgi rE Complete Line Exhaust Systems Tuned Pipes Muffled Tuned Pipes * Headers uri Mufflers Expansion Mufflers copter Ball Mufflers ialized Exhaust Systems Iinsupas reader-written publication about R/C soaring dedicated sharing technical educational information theory practical application $19 Bulk/Third Class $26 First Class Ourside USA Please write R/C Soaring Digest PO Box 2108 Wylie TX 75098-2108 fuselage could prevent damage caused hard landing gear can improved shaping piece piano wire same thickness gear fit inside legs about one-half inch below fuselage Wrap legs new crossmember soft copper wire solder place addition should help prevent damage landing gear especially flying off grass areas Bob Holman Plans has put together new Best Scale catalog contains listings dozens models kits plans including famous Brian Taylor models model kits plans have spans 60 72 suitable 60 engine power excellent subjects CL Scale catalog also lists availability spinners cowls canopies retract units other accessories various plans catalog offered $4 plus $2 postage obtain copy great catalog write Bob Holman Plans PO Box 741 San Bernardino CA 92402 B17G photo months column work Roy Fellows Augusta Kansas model scratch-built enlarged Guillow model plans powered four OS Max 20 engines weighs about nine pounds model finished fiberglass cloth epoxy resin Hobbypoxy paints used Roy indicated color scheme natural aluminum markings B-17 379th Bomb Group father flew during WW II plane called Miss Hap great misfortune flying mission embarked its maiden mission good form returned base two engines badly shot up scrapped Roys research plane verified color markings admits taking artistic license nose art because lack photo anyone out involved B-17s can shed some light nose art used particular plane would glad hear Please write address top column Ill see information forwarded Roy Please send ideas notice upcoming CL Scale events contest reports especially photos CL Scale activity address very top column erobatics Continued page 83 provide some metal work alter surface hardness altered surface hardness George believed combination stock sleeve grown stabilized piston would work well thats combination because piston can grow significantly must fitted cylinder first honed Georges Sunner honing machine ensure roundness taper crosshatching good running fit Next piston hand lapped proper fit second approach result watching Dallas flier Addis Elmore run OS 35S engines chrome-plated liners early 1 980s being very impressed runs George talked about set up several chromedsleeve examples prove out approach method pistons either heat treated well used George chrome-plated sleeves honed nonplated sleeves next step pure touch Large selection Hemote LOfltOI oaem Business since 1973 ~ ** 4820 CRANDALL-LANESVILLE RD1 CORYDON INDIANA 47112 **I A6JM ED BELOW IS JUST FEW OF THE MFGWE STOCK HOURS MONDAY THR CLOSED SATURI.A r AJUSTO JIGPOX AMBROIDFUTABASONIC-TRONICS ARCO RUBBERBANDSGOLDBERGSTERLING BRIDIGASMODELPRODSULLIVANLimited Quantity DAVEYS SYSTEMSHALLCOTOP PLITEMmmsCa COVERITEHOBBYPOXYVS ENGINES DEVCONHOT STUFFLANIER DREMELK & B MPGMILLERSTAFFORD SCALE DUBROSIGNORTHEAST DYNAPILITESAITOZINGER PROPSB-24 $30000 ENGINES 4 19-25 WINGSPAN- 9Oincbes . IA$b complete listing etcplease sends sta mped self-address enve lope DEALERS WANTED FKKITSG1rfrJtiCkumPLEASE CALL FOR SPECIALS OF STAFFORD AIRCOUPE $9995~19useJge F99•95THE MONTH October1992 165 few tho flYfltqmflflRL AFTER YOU DID ALL THE WORK WHY LET YOUR AIRPLANE DO ALL THE FLYING INFO $500 BUILD & FLY THE miniMAX YOURSELF CENTURY JET MODELS INC 8 Martha Ct Sumter SC 29150 803 775-6491 RETRACT SELECTOR SPEED CONTROL VALVE 8305 Regency Woods Way Louisville KY 40220 502 491-4114 Four Infinite Adjustment Screws 2 Up 2 Down Compatible air system Dim 3/8 x 1 s 1-1/4 $2495 Wt 15 oz Semi & Deluxe Ducted Fan Jet Kits Eposy fiberglass fuselage canopy foam wings plans/ instructions Intake/Eshaust System eac F-100 F-100 Hun basic kit $18999 1/8 Scale 50 Removable Wings Length 83 Sport Hawk MK II basic kit $18988 e P&H Easy build Removable wing Length 59 F-105 Thunderchief basic kit $23900 Length 73 77-91 Engine No Cheater Hole F-4 Phantom basic kit $59900 NEW 1/7 Scale Twin Engine Aileron/Spoiler Config Length 90 Removable 61 Wings LE/TE flaps Deluxe kit DC wood I/B pylons CP kit plus Landing gear tires brakes available COMPARE OUR RETRACTS TO THEIRS Stainless Struts cut FREEComplete Air System Stainless Torque Links Axle Installed Different strut configurations s Service 1 Year Limited Warranty30 Day Refundt GIANT MAIN RETRACTS STANDARD OR 900 ROTATE 30-50 lb sircrah 2 sets 1 Standard 90 minutes 7Q0 11 0 retract angle Over-center lock down Nose gear available $27500 pair Wt 15 lbs SCALE MAIN FtIHAuI STANDARD OR 900 ROTATE Fits PICA Skys P-Si 1/5 Yellow A/C Ziroli Bud Nosen plus Choice 91 Plyon Winners Handles 20-25 lb aircrah 84-97 retract angle Positive lock up lock down Optional wire struts Nose gear available $19900 pair Wt 22 oz products proudly MADE IN THE USAI 166 Model Aviation chrome setup chrome makes engine run hotter running fit has looser watched George use lapping compound get right fit between piston liner best can describe feel fitted engine piston/liner drag vesy light until right top liner still just bit tighter Before compared two approaches looked some other details first engine George assembled just didnt turn through smoothly Somewhere Id heard about connecting rods early OS engines being out true holes parallel horizontally vertically Using two drill rods fit holes exactly George measured distances side rods andsure enough difference 006 Once corrected engine assembled really felt right Thus far have flight time three engines Both George have chrome examples have heat-treated engine Neither us much time break engine make just couple minutes George ran engines check seal after running all-castor 5%-nitro fuel engines sealed up almost immediately So time get planes fly Unfortunately Texas weather didnt cooperate much went Tucson couple flights shipjust enough know engines okay real evaluation would come Tucson put flights Tucker Special chrome engine getting almost 25 flights heat-treated engine El Diablo usual took second seat Tucker Both engines ran exceptionally well significantly power stock engines Last year using 58 feet 012 solid lines both planes get good line tension Continued page 168 AWARDED Grand Champtun unu- uompurer ousignecsxx oxxu Reserve Grand Champion UltralightPart 103 Ultralight- Easy Construction 1989 Sun-N-Fun Fly-inWood Construction TEAM INC BOX 338M BRADYVILLE TN 37026 61Sf 765-5397 ADVANCED AERO PRODUCTS Os SURPASS 120 txHAlJSr SYSIEI3 FOR FTTERN AIRcRAFT AND ULTiMATE RIPE SIUCONE COUPLERS AND TAIL PIPES AIJO AVAILABLE cALL Os serrsrta IxeAues xeAuus IAaJIREs MiT55 PIT BOX 365-C ANNA TX 75409 14 924-3940 Give Yourself Some Peace Mind THE GUARDIAN ANGEL7unlike simple battery monitor protects losing R/C model six different ways ect receiver unique audible voltmeter keeps constantly aware tmall voltage changes also reminds turn receiver off As battery cycler can test receiver pack detect early failure Sophisticated alarms signal clear channel before fly allows test range provides loud sound help find lost model Get fly peace mind T 1 E SEE Dont wait until its too late get Guardian Angel TODAY YOUR LOCAL HOBBY DEALER send $3995 5&H Directly Tejera Microsystems Engineering Inc 813-968-9510 P0 Box 340608 Tampa Florida 33694 Modet TOA-flt simplest convenient way making sure receiver batteries charged rye ever seen Doug Pratt author fl/C books remarkably useful valuable device fl/C Report March i991 see also Radio Spectrum RCM Dec 1990 Obechi Large Sheets Please call 509-548-5201 send SASE 12306 Bergstrasse Leavenworth WA 98826 Rubber ft Engine Power Free Flight Display Control Line Electric Power RIC Airplanes new Illustrated 32 page tabloid size catalog US ft Canada $100 Foreigh $300 Penn Valley Hobby Center 837-A W Msin St Lansdafe PA 19448 215- 368-0770 top champions purchase Precision Built models PVFCA 9/OAf name 1 Winning designs 1990 OC 1st 2nd 3rd IMATE really can fly better better built airplane 2 lightest airframes available 3 JbrnItlaaU1eriwrngs PRECISION BUILT INC swiaLj27sA N 78070 8UIL promise Models Available EXTRA 260 STEPHENS AKRO LASER 200 512 438-3330 f D & J ELECTRONICS 00 Lucy Road Howett Michigan 48843 517-546-2644 Service & Repairs Most Radio Control Systems Utilizing Calibrated Test Equipment & Spectrum Analyzer Endorsed AMA RCMA Sticker Station #105 Futaba Airtronics JR Ace HiTec Tower Cirrus World Engines & WE USE GENUINE FACTORY REPLACEMENT PARTS Complete 1991 Narrow Banding & Upgrades RCD / HITEC R/C DEALER Carry Full Line RCD RXs & Products Upgrading. ASK ABOUT THE NEW HOT FOCUS SERIES RADIO CONTROL SYSTEMS FCC Licensed Speed Control Repairs Quality Service Fast Turn Around Shipping & Insurance ExtraUPS ail VISA / MASTERCARD & DISCOVER WELCOMED AMA #256123ARRLWB8YSQ Baby deserves Custom CradIe Custom Cradles Feature Custom molded pvc--no ugly fittings Special neoprene foam--impervious fuel oil Folds easy storage use Custom design built last Ready use--no building AA LO BOY CUSTOM CRADLES LO BOY STANDARD--iD taIl 22 long holds fuselage Swide---$1495 LO BOY LARGE--i 4 tall 26 long holds fuselage 8 wide-------$1895 LO BOY X-LARGE16 tall 28 long holds fuselagel2 wide--------$2195 INCLUDE 5695 FOR SHIPPING AND HANDLING ON LO BOYS TALL BOY CUSTOM CRADLES TALL BOY STANDARD--32taII22 long holds fuselages wde--$2295 TALL BOY LARGE--28 tall 26 long holds fuselage 6 wide---------52495 TALL BOY X-LARGE--26 tall 28 long holds fuselage 12 wide 95 INCLUDE $1195 FOR SHIPPING AND HANDLING ON TALL BOYS Send check money order COD welcome Include shipping handling AZ residents include 7% sales las Dealer Inquiries Welcome Re4 eC4tbm zadac%4 2177 EAnt Fort Lowe5 Road Tucson Anzona 85716 t 800 272 3530 168 Model Aviation write Smithy Dept 511 0 Lathe l 3023 E 2nd Strent Dalles DR 97056 treated engines Tucker wanted 62 feet 015 cable lOx 5 prop El Diablo didnt get work lines flown same lines engine just overpowered combination thundering four-cycle chrome engine just kept getting betteractually exceeding expectations four-cycle engine 11 x 5 prop cut down 10 x 5 exceptional problem needle valve body loosened up causing rich run last flight longevity goal still determined overall wish Id thought sooner has fun airplane performance has really improved Id recommend giving either approach try youve got old OS 35S engines around Tech tip times beginning flier has problems really doesnt know begin cases hes started profile-type plane cant get engine run well addition mounting engine facing inside circle trick mount engine solidly tough time best can isnt enough get lot vibration best can balancing prop vibration typically makes fuel froth translates irregular runs inconsistent settings Depending harmonics system will sometimes clean up difficult situation Try trick Tom Sicon passed has tried friends model Atlanta got Art Adamisin Tucson Just add couple squirts Armor gallon fuel frothing will stop Tom said like magic give go Make plans now best contests West Fall Follies Eugene Oregon Prop Spinners will feature PAMPA classes Fox 35 Combat racing events will held October 18-19 Eugene Airport Contact John Thompson 1145 Birchave Cottage Grove OR 97424 OURSELF Easy use Save Money Save Time As low $995 Call 1-800-345-6342 Ask operator 511 0