AMA Budding UpdateXX STATUS AMA HQ full operation new National Center Aeromodeling Mod el Aviation magazine Visitors Conference Centers also housed facility first issue Model Aviation finalized new offices May 1983 issue AMAs Executive Council held its first meeting Conference Center March 19 1983 National Museum business functions AMA place operating attention now focused museum goal have viable museum operating time school starts falL Sound clarion call have historical significant models engines ra dios documents photos artifacts urged contact AMA HQ once have museum up ready visitors early September items display must col lected very soon Certainly quite honor have contribution display also remember such donation tax-deductible As soon practical will announce visiting schedule museum Hopefully some kind weekend arrangement can worked out displays interest great enough Financial viewpoint accounting books arent yet closed project enough information has collected pre sent goes report original estimate Building Proj ect $1200000 actual cost approxi mately looks like $1250000 including over $65000 improvements added original plan project size cost very happy situation goal 1981-82 Building Fund Drive raise $160000 esti mated amount necessary imple ment entire project meeting goal felt 1984 rent budget would equal amount mortgage pay ment $940000 bank loan arranged good news reached $160000 goaland went raise slightly over $300000 meant didnt have borrow $940000 Less $860000 borrowed pres ent intention prepay portion mid-year good news interest rates have going down have also helped AMA has variable rate pegged three-fourths prime rate prime rate has fallen enough make AMAs owner ship position less costly amount would have necessary rent downtown Washington DC. AMA will continue raising money com pletely pay off entire debt having service mortgage can save about $100000 yearfor year come Complete information packages will soon mailed AMA officers AMA Chartered Clubs can done meantime companies offer matching funds program employees making donations Listed below some known companies have some form matching gift plan company llsted check Personnel Benefits Community Relations Department work appropriate forms guidellnes similar plan company may have Aerospace Corporation Alexander & Alexander Inc Allied Corporation Ameri can Express Company American National Bank Trust Co Chicago American Telephone Telegraph Co AMF Inc Am trol Inc Andersons Armco Inc Atlan Continued page 136 40 Model Aviation Maynard Hill center donates FAI RC Al titude World Record model held Vince Mankowski AMA Museum pre sents John Worth $1000 donation Maynard AMA president 1964 kept reins operations AMA near bankruptcy Under leadership fu ture planned Finance Comm formed eventually deficit erased logo over main entry new National Center Aeromodeling Westchester Radio Aero Modelers WRAMs New York voted pay next years club dues advance donate Building Fundl Bob Foshay sent photo club members holding Silver Member AMA BUilders patches WRAM top-donating club - IIcabby Horn Wing Span--Iti Wing Are 564 Sq SENSOAR glider HOBBY HORN Eaclssice HOBBY HORN Kit SENSOAR Glide- kit high quality kit Machine cut ed parts Select quality balsa spruce Detailed plans written instructions THERMAL SLOPE 05 ELECTRIC POWER VALUE PRICED Et 51600 E 0111 lt3R KflS Full Partsat lIsts P & W Semi Kits Cosbined full stripwood plan Now intl Wire Window etc Mat Note may purchased just semi kits ot plans--write colt pritna t936 Buceaneer94-$51 1939 Clipper MK l72$39 1937 Dalloire Bptsert98$6t 1949 Ranger- 46 $27 1939 Mereury-72-$56 1935 Miss AneriOa-94$59 1941 Playboy Jr54-S29 1941 Playboy Sr89$46 1939 Power llouse84-$43 t949 Saitplane-79 $74 1940 So Long50S28 1939 Trenton Terror-72-$32 1939 Zipper54S48 1939 Korda Wakefield-44 $17 MIDreAy MODEL CO een-ktts Cootbtned w/atrtp 1936 Flying Quaker-94-$49 1937 Quaker Plash-67539 1937 Long Cwbin-78$42 t937 Air Chief61-$49 STRUCKS 1940 74 Span 935 Sq Ier SEMI-KIT Plan lnclJ--533BB fluW ru oetbo Full Kit $6399 SCALS PLANS nd ORAWUNOB S55 HEINKEL HElOOD 62 65s $1099 scteescd AND HANDLINO no cage Up $899 add $110 $290 PP/lot Class $991 $2999 add $225 copy will Sent $2991 $4599 add $390 freewhen requested$4591 $7995 add $359 order over $7990 add $499 HOBBY HORN CA Addressees add 6% tax aehobby spwcialties5 Send 510 VisaIMC#Exp 15173 Moran Street [A Check allow up 30 PO Bow 2212 days check clearance Westminster Ca 92693 CODExact Charges 714 893-9311 Hdl Cash OnlytAll UPS 714 8951203 Gator RIC Products G P 3713 Pompano Dr Pensacola FL 32514 Phone AC 904 476-8639 ENGINE SLEEVE & BEARING PULLER Pull tight sleeves bearings easily Bearing Puller $695* SPECIAL * damage Cone cone expanding brass ring grips sleeve bearing ID new 60s 17MM rear bearing Bath $1395 NewNew WING TUBE & SOCKETS 1 dia aluminum alloy tubing plug-in wings Included pair ot special slip-tit phenolic sockets build wing-structure 2024 alum lobe 24 long socket 12 long set TIGER TAIL 4 Ron Chidgeys latest best series little larger lighter slower retains honest flight characteristics ot its predecessors Especially recommended sportsman advanced pattern also good choice turn around pattern Plans construction hints -$995 anced top curved surface few minuets oven will soften en abling conform metal shape cool retains shape first attempt doesnt result proper shape change curve form try again same piece plastic Repeat until shape obtained will fit fuselage top having stress plastic Epoxy will hold windshield place Wing struts functional model Pixie metal strut ends must securely fastened slots wood using pins epoxy wrap outer end brass fit ting around tube will require soft mate rial annealing described earlier Struts fitted airplane simple pro cedure assure wing fuselage properly aligned wing pin serted join wing fuselage wing inverted fuselage blocked up level position struts assembled fuselage mounting brackets outer ends Center-punch wing spars using bracket holes template making certain wing warped bent marking spars Use blocks support center section Drill 1/16-in diameter holes h-deep spars No 2 wood screws preference covering finishing silk dope because prototype Pixie has fabric cover dope finish ever material can applied Sig Kov erall takes dope well would satisfac tory heat-shrink substitute silk surfaces will touch silk given three heavy brushed coats dope silk applied wet overall except fiber glass cowl landing gear legs given four five brushed coats clear dope using enough thinner flow well areas silk cover balsa such planked areas fuselage wing leading edge filler needed pre vent balsa grain showing through covering use mixture talc unscented dope thinner filling balsa grain mixture should contain thinner dope ease sanding Too much talc will cause cracking surface may require two coats fill deep balsa grain Sand No 150 open-coat aluminum oxide paper being careful penetrate silk complete plane given two coats brushed clear dope quite thin seal talc point finish should smooth Color coats should ex pected mask blemishes Spray enough color cover silk Color dope copious quantities adds weight Flying Determine center gravity CG location balancing point shown drawing tail-heavy un likely situation batteries can shifted forward beneath fuel tank balance point shouldnt about 1/4 fore aft point shown easy flight handling Make certain wheels freerolling inside wheel pants model tracks straight Using bit upelevator keep tail wheel run way open throttle tail comes light relax up-elevator avoid early lift-off Rudder steering ground very effective Once air begin using aileron forget rudder large ailerons effective soon flying speed attained Rudder use ful near stall point Pixie surprisingly aerobatic al though prototype wasnt intended will axial rolls barrel roll realistic Spins possible require recommended upelevator travel As Scale models go Pixie easiest fly Enjoy yours AMA Building/Mankowski Continued oaqe 40 tic Richfield Co AT&T JE Baker Co. Ban kAmerica Foundation Barber-Colman Company Beatrice Foods Co Bernd Brecher & Assoc Inc Boeing Company Brake John Price Jones Inc Brown Group Inc Brunswick Corporation Bucyrus-Erie Company Bunge Corporation Butler Manu facturing Company Carter Hawley Hale Stores Inc Caterpillar Tractor Co Celanese Corporation Chase Manhattan Bank NA Chemical Bank Chubb & Son Inc Citicorp & Citibank Cities Service Company Coca-Cola Com pany COMSAT Connecticut General Corpor ation Consolidated Foods Corporation Con tinental Group Inc Continental litinois Na tional Bank & Trust Co Frederick W Cook & Co Inc Cooper Industries inc Corning Glass Works Inc CPC international Corp Dart & Kraft Inc Del Monte Deluxe Check Printers Inc Digital Equipment Corporation Emhart Corporation Ensign-BickfOrd Indus 136 Model Aviation -iYr NEW IMPROVED High Pert omiance Glow Element Blow Proof Seal Six Types 3 Heat Ranges Longer Life Only $120 Swanson Associates PO Box 151Since 7948 Wayne NJ 07470 See Dealer Order Direct Include 75 Per Item UPS CATCH ONE. IFYOUCAN tries Inc Equitable Life Assurance Soci ety US Exxon Corporation Federated Department Stores inc Field Enterprises Inc Firemans Fund Insurance Company FreeportMcMoRan Inc Gannett Foundation Gary Energy Corp/Samuel Gary Oil Producers/The Piton Foundation Gen Red Inc Gilman Paper Company BF Goodrich Inc Graphic Controls Corpora tion Gulf & Western Industries Inc Gulf Oil Corporation Harsco Corporation Har ford Steam Boiler Inspection & Insurance Co HJ Heinz Company Houston Natural Gas Corporation IBM Corporation Illinois Tool Works Inc International Minerals Chem ical Corporation U International Corpora tion Johnson & Higgins Johnson & Johnson Kansas City Southern Industries Inc Kear ney & Trecker Foundation Kemper Group Kennametal Inc Kimberly-Clark Corpora tion Kirkland & Ellis Koppers Company Lear Siegier Inc Lever Brothers Little Brown Company Los Angeles Times Company Marmon Group Inc Martin Mari etta Corporation McCormick & Co Inc McDonalds Corporation McGraw Hill Inc Mite Corporation Merit Gasoline Foundation Mobile Oil Company Monsanto Fund Mor gan Guaranty Trust Company New York Morton-Norwich Products Inc Murphy Oil Corporation Mutual BenefIt Life NCR Cor poration New England Telephone Northern Trust Company Norton Company Penzoil Company Petro-Lewis Corporation Pfizer Inc Phelps Dodge Foundation Philip Morris Inc Playboy Enterprises Inc Pogo Producing Company Post-Newsweek Sta tions Inc Power Technologies Inc PPG dustries Inc PQ Corporation Quaker Chemi cal Corporation Quaker Oats Company Rexnard Inc RJ Reynolds Industries Inc Santa Fe Industries Inc Joseph E Seagram & Sons Inc Security Pacific Corporation Signal Companies Inc St Paul Compan ies Inc Standard Oil Company Suizer Brothers Inc Tandy Corporation Texas Eastern Corporation Texas Instruments Inc Textron Inc Time Incorporated Times Mirror Co TransAmerica Corporation Travelers Insurance Company TRW Inc sSUPERMANTIS American R/C REAL MOVER. monkey around anything else can have best Thousands have thrilled excitement Mantis Supermantis provide very latest technology %coupled proven design gets air and keeps flying In-house manu facturing & quick delivery American made parts accessories means wont waiting promised overseas shipments process orders promptly efficiently. courtesyl Supermantis Get Hands On Supermantis 00 Mantis 00 Collective Pitch Mod 0 Prices sub jeci chonge notice 6 American R/C HelicopiersInc 619 744-7533 635-11 North Twin Oaks Valley Road San Marcos CA 92069 Union Pacific Corporation United Bank Denver United Parcel Service United States Fidelity & Guaranty Co United Technologies Corporation United Virginia Bankshares Inc Upjohn Company Washington Post Company Xerox Corporation Yarway Corporation Vince Mankowski Assistant AMA Executive Director Speed Controller/Utasi Continued page 45 board acetone lacquer thinner youre finished Remember clean off heat sink diode motor too Adjustment After youve wired whole thing shown charged batteries make sure motor fastened down solid Turn radio motor power Adjust trimpot R4 transmitter stick trim full high speed just stops Increasing speed control pul sing will hear high-pitched whistle Increase speed turning R4 until whistle just stops proper setting radio Throttle back motor should slow down Pull stick way back along trim motor should stop doesnt pulse width variation radio probably less 8 milliseconds stop stop Just change RIO 240K 270K should take care problem Send $4 Main Plan Additional Information U U sure have controller screwed heat sink before use though its very efficient does require way dis sipate some heat Comments speed control selfprotecting motor battery runs down MOSFET drive decreased As Ni Cds reach discharged state MOS FETs will turn thus saving bat teries damage Also throttle stick back motor off reverse voltage generated free-wheeling prop will applied Ni-Cds Parts List Resistors RI R2 R12 R13 R1447K R327K R450K Piher trimpot R5 10K R6 R7 RI ilOOK R8 R9220K RI 52 2K Miscellaneous PC Board wire solder heat sink Transistors Q Q22N3904 Q32N3906 Integrated Circuits Al -A4---CD4066 BI B2LM358Continued page 140 June 1983 137
Edition: Model Aviation - 1983/06
Page Numbers: 40, 136, 137
AMA Budding UpdateXX STATUS AMA HQ full operation new National Center Aeromodeling Mod el Aviation magazine Visitors Conference Centers also housed facility first issue Model Aviation finalized new offices May 1983 issue AMAs Executive Council held its first meeting Conference Center March 19 1983 National Museum business functions AMA place operating attention now focused museum goal have viable museum operating time school starts falL Sound clarion call have historical significant models engines ra dios documents photos artifacts urged contact AMA HQ once have museum up ready visitors early September items display must col lected very soon Certainly quite honor have contribution display also remember such donation tax-deductible As soon practical will announce visiting schedule museum Hopefully some kind weekend arrangement can worked out displays interest great enough Financial viewpoint accounting books arent yet closed project enough information has collected pre sent goes report original estimate Building Proj ect $1200000 actual cost approxi mately looks like $1250000 including over $65000 improvements added original plan project size cost very happy situation goal 1981-82 Building Fund Drive raise $160000 esti mated amount necessary imple ment entire project meeting goal felt 1984 rent budget would equal amount mortgage pay ment $940000 bank loan arranged good news reached $160000 goaland went raise slightly over $300000 meant didnt have borrow $940000 Less $860000 borrowed pres ent intention prepay portion mid-year good news interest rates have going down have also helped AMA has variable rate pegged three-fourths prime rate prime rate has fallen enough make AMAs owner ship position less costly amount would have necessary rent downtown Washington DC. AMA will continue raising money com pletely pay off entire debt having service mortgage can save about $100000 yearfor year come Complete information packages will soon mailed AMA officers AMA Chartered Clubs can done meantime companies offer matching funds program employees making donations Listed below some known companies have some form matching gift plan company llsted check Personnel Benefits Community Relations Department work appropriate forms guidellnes similar plan company may have Aerospace Corporation Alexander & Alexander Inc Allied Corporation Ameri can Express Company American National Bank Trust Co Chicago American Telephone Telegraph Co AMF Inc Am trol Inc Andersons Armco Inc Atlan Continued page 136 40 Model Aviation Maynard Hill center donates FAI RC Al titude World Record model held Vince Mankowski AMA Museum pre sents John Worth $1000 donation Maynard AMA president 1964 kept reins operations AMA near bankruptcy Under leadership fu ture planned Finance Comm formed eventually deficit erased logo over main entry new National Center Aeromodeling Westchester Radio Aero Modelers WRAMs New York voted pay next years club dues advance donate Building Fundl Bob Foshay sent photo club members holding Silver Member AMA BUilders patches WRAM top-donating club - IIcabby Horn Wing Span--Iti Wing Are 564 Sq SENSOAR glider HOBBY HORN Eaclssice HOBBY HORN Kit SENSOAR Glide- kit high quality kit Machine cut ed parts Select quality balsa spruce Detailed plans written instructions THERMAL SLOPE 05 ELECTRIC POWER VALUE PRICED Et 51600 E 0111 lt3R KflS Full Partsat lIsts P & W Semi Kits Cosbined full stripwood plan Now intl Wire Window etc Mat Note may purchased just semi kits ot plans--write colt pritna t936 Buceaneer94-$51 1939 Clipper MK l72$39 1937 Dalloire Bptsert98$6t 1949 Ranger- 46 $27 1939 Mereury-72-$56 1935 Miss AneriOa-94$59 1941 Playboy Jr54-S29 1941 Playboy Sr89$46 1939 Power llouse84-$43 t949 Saitplane-79 $74 1940 So Long50S28 1939 Trenton Terror-72-$32 1939 Zipper54S48 1939 Korda Wakefield-44 $17 MIDreAy MODEL CO een-ktts Cootbtned w/atrtp 1936 Flying Quaker-94-$49 1937 Quaker Plash-67539 1937 Long Cwbin-78$42 t937 Air Chief61-$49 STRUCKS 1940 74 Span 935 Sq Ier SEMI-KIT Plan lnclJ--533BB fluW ru oetbo Full Kit $6399 SCALS PLANS nd ORAWUNOB S55 HEINKEL HElOOD 62 65s $1099 scteescd AND HANDLINO no cage Up $899 add $110 $290 PP/lot Class $991 $2999 add $225 copy will Sent $2991 $4599 add $390 freewhen requested$4591 $7995 add $359 order over $7990 add $499 HOBBY HORN CA Addressees add 6% tax aehobby spwcialties5 Send 510 VisaIMC#Exp 15173 Moran Street [A Check allow up 30 PO Bow 2212 days check clearance Westminster Ca 92693 CODExact Charges 714 893-9311 Hdl Cash OnlytAll UPS 714 8951203 Gator RIC Products G P 3713 Pompano Dr Pensacola FL 32514 Phone AC 904 476-8639 ENGINE SLEEVE & BEARING PULLER Pull tight sleeves bearings easily Bearing Puller $695* SPECIAL * damage Cone cone expanding brass ring grips sleeve bearing ID new 60s 17MM rear bearing Bath $1395 NewNew WING TUBE & SOCKETS 1 dia aluminum alloy tubing plug-in wings Included pair ot special slip-tit phenolic sockets build wing-structure 2024 alum lobe 24 long socket 12 long set TIGER TAIL 4 Ron Chidgeys latest best series little larger lighter slower retains honest flight characteristics ot its predecessors Especially recommended sportsman advanced pattern also good choice turn around pattern Plans construction hints -$995 anced top curved surface few minuets oven will soften en abling conform metal shape cool retains shape first attempt doesnt result proper shape change curve form try again same piece plastic Repeat until shape obtained will fit fuselage top having stress plastic Epoxy will hold windshield place Wing struts functional model Pixie metal strut ends must securely fastened slots wood using pins epoxy wrap outer end brass fit ting around tube will require soft mate rial annealing described earlier Struts fitted airplane simple pro cedure assure wing fuselage properly aligned wing pin serted join wing fuselage wing inverted fuselage blocked up level position struts assembled fuselage mounting brackets outer ends Center-punch wing spars using bracket holes template making certain wing warped bent marking spars Use blocks support center section Drill 1/16-in diameter holes h-deep spars No 2 wood screws preference covering finishing silk dope because prototype Pixie has fabric cover dope finish ever material can applied Sig Kov erall takes dope well would satisfac tory heat-shrink substitute silk surfaces will touch silk given three heavy brushed coats dope silk applied wet overall except fiber glass cowl landing gear legs given four five brushed coats clear dope using enough thinner flow well areas silk cover balsa such planked areas fuselage wing leading edge filler needed pre vent balsa grain showing through covering use mixture talc unscented dope thinner filling balsa grain mixture should contain thinner dope ease sanding Too much talc will cause cracking surface may require two coats fill deep balsa grain Sand No 150 open-coat aluminum oxide paper being careful penetrate silk complete plane given two coats brushed clear dope quite thin seal talc point finish should smooth Color coats should ex pected mask blemishes Spray enough color cover silk Color dope copious quantities adds weight Flying Determine center gravity CG location balancing point shown drawing tail-heavy un likely situation batteries can shifted forward beneath fuel tank balance point shouldnt about 1/4 fore aft point shown easy flight handling Make certain wheels freerolling inside wheel pants model tracks straight Using bit upelevator keep tail wheel run way open throttle tail comes light relax up-elevator avoid early lift-off Rudder steering ground very effective Once air begin using aileron forget rudder large ailerons effective soon flying speed attained Rudder use ful near stall point Pixie surprisingly aerobatic al though prototype wasnt intended will axial rolls barrel roll realistic Spins possible require recommended upelevator travel As Scale models go Pixie easiest fly Enjoy yours AMA Building/Mankowski Continued oaqe 40 tic Richfield Co AT&T JE Baker Co. Ban kAmerica Foundation Barber-Colman Company Beatrice Foods Co Bernd Brecher & Assoc Inc Boeing Company Brake John Price Jones Inc Brown Group Inc Brunswick Corporation Bucyrus-Erie Company Bunge Corporation Butler Manu facturing Company Carter Hawley Hale Stores Inc Caterpillar Tractor Co Celanese Corporation Chase Manhattan Bank NA Chemical Bank Chubb & Son Inc Citicorp & Citibank Cities Service Company Coca-Cola Com pany COMSAT Connecticut General Corpor ation Consolidated Foods Corporation Con tinental Group Inc Continental litinois Na tional Bank & Trust Co Frederick W Cook & Co Inc Cooper Industries inc Corning Glass Works Inc CPC international Corp Dart & Kraft Inc Del Monte Deluxe Check Printers Inc Digital Equipment Corporation Emhart Corporation Ensign-BickfOrd Indus 136 Model Aviation -iYr NEW IMPROVED High Pert omiance Glow Element Blow Proof Seal Six Types 3 Heat Ranges Longer Life Only $120 Swanson Associates PO Box 151Since 7948 Wayne NJ 07470 See Dealer Order Direct Include 75 Per Item UPS CATCH ONE. IFYOUCAN tries Inc Equitable Life Assurance Soci ety US Exxon Corporation Federated Department Stores inc Field Enterprises Inc Firemans Fund Insurance Company FreeportMcMoRan Inc Gannett Foundation Gary Energy Corp/Samuel Gary Oil Producers/The Piton Foundation Gen Red Inc Gilman Paper Company BF Goodrich Inc Graphic Controls Corpora tion Gulf & Western Industries Inc Gulf Oil Corporation Harsco Corporation Har ford Steam Boiler Inspection & Insurance Co HJ Heinz Company Houston Natural Gas Corporation IBM Corporation Illinois Tool Works Inc International Minerals Chem ical Corporation U International Corpora tion Johnson & Higgins Johnson & Johnson Kansas City Southern Industries Inc Kear ney & Trecker Foundation Kemper Group Kennametal Inc Kimberly-Clark Corpora tion Kirkland & Ellis Koppers Company Lear Siegier Inc Lever Brothers Little Brown Company Los Angeles Times Company Marmon Group Inc Martin Mari etta Corporation McCormick & Co Inc McDonalds Corporation McGraw Hill Inc Mite Corporation Merit Gasoline Foundation Mobile Oil Company Monsanto Fund Mor gan Guaranty Trust Company New York Morton-Norwich Products Inc Murphy Oil Corporation Mutual BenefIt Life NCR Cor poration New England Telephone Northern Trust Company Norton Company Penzoil Company Petro-Lewis Corporation Pfizer Inc Phelps Dodge Foundation Philip Morris Inc Playboy Enterprises Inc Pogo Producing Company Post-Newsweek Sta tions Inc Power Technologies Inc PPG dustries Inc PQ Corporation Quaker Chemi cal Corporation Quaker Oats Company Rexnard Inc RJ Reynolds Industries Inc Santa Fe Industries Inc Joseph E Seagram & Sons Inc Security Pacific Corporation Signal Companies Inc St Paul Compan ies Inc Standard Oil Company Suizer Brothers Inc Tandy Corporation Texas Eastern Corporation Texas Instruments Inc Textron Inc Time Incorporated Times Mirror Co TransAmerica Corporation Travelers Insurance Company TRW Inc sSUPERMANTIS American R/C REAL MOVER. monkey around anything else can have best Thousands have thrilled excitement Mantis Supermantis provide very latest technology %coupled proven design gets air and keeps flying In-house manu facturing & quick delivery American made parts accessories means wont waiting promised overseas shipments process orders promptly efficiently. courtesyl Supermantis Get Hands On Supermantis 00 Mantis 00 Collective Pitch Mod 0 Prices sub jeci chonge notice 6 American R/C HelicopiersInc 619 744-7533 635-11 North Twin Oaks Valley Road San Marcos CA 92069 Union Pacific Corporation United Bank Denver United Parcel Service United States Fidelity & Guaranty Co United Technologies Corporation United Virginia Bankshares Inc Upjohn Company Washington Post Company Xerox Corporation Yarway Corporation Vince Mankowski Assistant AMA Executive Director Speed Controller/Utasi Continued page 45 board acetone lacquer thinner youre finished Remember clean off heat sink diode motor too Adjustment After youve wired whole thing shown charged batteries make sure motor fastened down solid Turn radio motor power Adjust trimpot R4 transmitter stick trim full high speed just stops Increasing speed control pul sing will hear high-pitched whistle Increase speed turning R4 until whistle just stops proper setting radio Throttle back motor should slow down Pull stick way back along trim motor should stop doesnt pulse width variation radio probably less 8 milliseconds stop stop Just change RIO 240K 270K should take care problem Send $4 Main Plan Additional Information U U sure have controller screwed heat sink before use though its very efficient does require way dis sipate some heat Comments speed control selfprotecting motor battery runs down MOSFET drive decreased As Ni Cds reach discharged state MOS FETs will turn thus saving bat teries damage Also throttle stick back motor off reverse voltage generated free-wheeling prop will applied Ni-Cds Parts List Resistors RI R2 R12 R13 R1447K R327K R450K Piher trimpot R5 10K R6 R7 RI ilOOK R8 R9220K RI 52 2K Miscellaneous PC Board wire solder heat sink Transistors Q Q22N3904 Q32N3906 Integrated Circuits Al -A4---CD4066 BI B2LM358Continued page 140 June 1983 137
Edition: Model Aviation - 1983/06
Page Numbers: 40, 136, 137
AMA Budding UpdateXX STATUS AMA HQ full operation new National Center Aeromodeling Mod el Aviation magazine Visitors Conference Centers also housed facility first issue Model Aviation finalized new offices May 1983 issue AMAs Executive Council held its first meeting Conference Center March 19 1983 National Museum business functions AMA place operating attention now focused museum goal have viable museum operating time school starts falL Sound clarion call have historical significant models engines ra dios documents photos artifacts urged contact AMA HQ once have museum up ready visitors early September items display must col lected very soon Certainly quite honor have contribution display also remember such donation tax-deductible As soon practical will announce visiting schedule museum Hopefully some kind weekend arrangement can worked out displays interest great enough Financial viewpoint accounting books arent yet closed project enough information has collected pre sent goes report original estimate Building Proj ect $1200000 actual cost approxi mately looks like $1250000 including over $65000 improvements added original plan project size cost very happy situation goal 1981-82 Building Fund Drive raise $160000 esti mated amount necessary imple ment entire project meeting goal felt 1984 rent budget would equal amount mortgage pay ment $940000 bank loan arranged good news reached $160000 goaland went raise slightly over $300000 meant didnt have borrow $940000 Less $860000 borrowed pres ent intention prepay portion mid-year good news interest rates have going down have also helped AMA has variable rate pegged three-fourths prime rate prime rate has fallen enough make AMAs owner ship position less costly amount would have necessary rent downtown Washington DC. AMA will continue raising money com pletely pay off entire debt having service mortgage can save about $100000 yearfor year come Complete information packages will soon mailed AMA officers AMA Chartered Clubs can done meantime companies offer matching funds program employees making donations Listed below some known companies have some form matching gift plan company llsted check Personnel Benefits Community Relations Department work appropriate forms guidellnes similar plan company may have Aerospace Corporation Alexander & Alexander Inc Allied Corporation Ameri can Express Company American National Bank Trust Co Chicago American Telephone Telegraph Co AMF Inc Am trol Inc Andersons Armco Inc Atlan Continued page 136 40 Model Aviation Maynard Hill center donates FAI RC Al titude World Record model held Vince Mankowski AMA Museum pre sents John Worth $1000 donation Maynard AMA president 1964 kept reins operations AMA near bankruptcy Under leadership fu ture planned Finance Comm formed eventually deficit erased logo over main entry new National Center Aeromodeling Westchester Radio Aero Modelers WRAMs New York voted pay next years club dues advance donate Building Fundl Bob Foshay sent photo club members holding Silver Member AMA BUilders patches WRAM top-donating club - IIcabby Horn Wing Span--Iti Wing Are 564 Sq SENSOAR glider HOBBY HORN Eaclssice HOBBY HORN Kit SENSOAR Glide- kit high quality kit Machine cut ed parts Select quality balsa spruce Detailed plans written instructions THERMAL SLOPE 05 ELECTRIC POWER VALUE PRICED Et 51600 E 0111 lt3R KflS Full Partsat lIsts P & W Semi Kits Cosbined full stripwood plan Now intl Wire Window etc Mat Note may purchased just semi kits ot plans--write colt pritna t936 Buceaneer94-$51 1939 Clipper MK l72$39 1937 Dalloire Bptsert98$6t 1949 Ranger- 46 $27 1939 Mereury-72-$56 1935 Miss AneriOa-94$59 1941 Playboy Jr54-S29 1941 Playboy Sr89$46 1939 Power llouse84-$43 t949 Saitplane-79 $74 1940 So Long50S28 1939 Trenton Terror-72-$32 1939 Zipper54S48 1939 Korda Wakefield-44 $17 MIDreAy MODEL CO een-ktts Cootbtned w/atrtp 1936 Flying Quaker-94-$49 1937 Quaker Plash-67539 1937 Long Cwbin-78$42 t937 Air Chief61-$49 STRUCKS 1940 74 Span 935 Sq Ier SEMI-KIT Plan lnclJ--533BB fluW ru oetbo Full Kit $6399 SCALS PLANS nd ORAWUNOB S55 HEINKEL HElOOD 62 65s $1099 scteescd AND HANDLINO no cage Up $899 add $110 $290 PP/lot Class $991 $2999 add $225 copy will Sent $2991 $4599 add $390 freewhen requested$4591 $7995 add $359 order over $7990 add $499 HOBBY HORN CA Addressees add 6% tax aehobby spwcialties5 Send 510 VisaIMC#Exp 15173 Moran Street [A Check allow up 30 PO Bow 2212 days check clearance Westminster Ca 92693 CODExact Charges 714 893-9311 Hdl Cash OnlytAll UPS 714 8951203 Gator RIC Products G P 3713 Pompano Dr Pensacola FL 32514 Phone AC 904 476-8639 ENGINE SLEEVE & BEARING PULLER Pull tight sleeves bearings easily Bearing Puller $695* SPECIAL * damage Cone cone expanding brass ring grips sleeve bearing ID new 60s 17MM rear bearing Bath $1395 NewNew WING TUBE & SOCKETS 1 dia aluminum alloy tubing plug-in wings Included pair ot special slip-tit phenolic sockets build wing-structure 2024 alum lobe 24 long socket 12 long set TIGER TAIL 4 Ron Chidgeys latest best series little larger lighter slower retains honest flight characteristics ot its predecessors Especially recommended sportsman advanced pattern also good choice turn around pattern Plans construction hints -$995 anced top curved surface few minuets oven will soften en abling conform metal shape cool retains shape first attempt doesnt result proper shape change curve form try again same piece plastic Repeat until shape obtained will fit fuselage top having stress plastic Epoxy will hold windshield place Wing struts functional model Pixie metal strut ends must securely fastened slots wood using pins epoxy wrap outer end brass fit ting around tube will require soft mate rial annealing described earlier Struts fitted airplane simple pro cedure assure wing fuselage properly aligned wing pin serted join wing fuselage wing inverted fuselage blocked up level position struts assembled fuselage mounting brackets outer ends Center-punch wing spars using bracket holes template making certain wing warped bent marking spars Use blocks support center section Drill 1/16-in diameter holes h-deep spars No 2 wood screws preference covering finishing silk dope because prototype Pixie has fabric cover dope finish ever material can applied Sig Kov erall takes dope well would satisfac tory heat-shrink substitute silk surfaces will touch silk given three heavy brushed coats dope silk applied wet overall except fiber glass cowl landing gear legs given four five brushed coats clear dope using enough thinner flow well areas silk cover balsa such planked areas fuselage wing leading edge filler needed pre vent balsa grain showing through covering use mixture talc unscented dope thinner filling balsa grain mixture should contain thinner dope ease sanding Too much talc will cause cracking surface may require two coats fill deep balsa grain Sand No 150 open-coat aluminum oxide paper being careful penetrate silk complete plane given two coats brushed clear dope quite thin seal talc point finish should smooth Color coats should ex pected mask blemishes Spray enough color cover silk Color dope copious quantities adds weight Flying Determine center gravity CG location balancing point shown drawing tail-heavy un likely situation batteries can shifted forward beneath fuel tank balance point shouldnt about 1/4 fore aft point shown easy flight handling Make certain wheels freerolling inside wheel pants model tracks straight Using bit upelevator keep tail wheel run way open throttle tail comes light relax up-elevator avoid early lift-off Rudder steering ground very effective Once air begin using aileron forget rudder large ailerons effective soon flying speed attained Rudder use ful near stall point Pixie surprisingly aerobatic al though prototype wasnt intended will axial rolls barrel roll realistic Spins possible require recommended upelevator travel As Scale models go Pixie easiest fly Enjoy yours AMA Building/Mankowski Continued oaqe 40 tic Richfield Co AT&T JE Baker Co. Ban kAmerica Foundation Barber-Colman Company Beatrice Foods Co Bernd Brecher & Assoc Inc Boeing Company Brake John Price Jones Inc Brown Group Inc Brunswick Corporation Bucyrus-Erie Company Bunge Corporation Butler Manu facturing Company Carter Hawley Hale Stores Inc Caterpillar Tractor Co Celanese Corporation Chase Manhattan Bank NA Chemical Bank Chubb & Son Inc Citicorp & Citibank Cities Service Company Coca-Cola Com pany COMSAT Connecticut General Corpor ation Consolidated Foods Corporation Con tinental Group Inc Continental litinois Na tional Bank & Trust Co Frederick W Cook & Co Inc Cooper Industries inc Corning Glass Works Inc CPC international Corp Dart & Kraft Inc Del Monte Deluxe Check Printers Inc Digital Equipment Corporation Emhart Corporation Ensign-BickfOrd Indus 136 Model Aviation -iYr NEW IMPROVED High Pert omiance Glow Element Blow Proof Seal Six Types 3 Heat Ranges Longer Life Only $120 Swanson Associates PO Box 151Since 7948 Wayne NJ 07470 See Dealer Order Direct Include 75 Per Item UPS CATCH ONE. IFYOUCAN tries Inc Equitable Life Assurance Soci ety US Exxon Corporation Federated Department Stores inc Field Enterprises Inc Firemans Fund Insurance Company FreeportMcMoRan Inc Gannett Foundation Gary Energy Corp/Samuel Gary Oil Producers/The Piton Foundation Gen Red Inc Gilman Paper Company BF Goodrich Inc Graphic Controls Corpora tion Gulf & Western Industries Inc Gulf Oil Corporation Harsco Corporation Har ford Steam Boiler Inspection & Insurance Co HJ Heinz Company Houston Natural Gas Corporation IBM Corporation Illinois Tool Works Inc International Minerals Chem ical Corporation U International Corpora tion Johnson & Higgins Johnson & Johnson Kansas City Southern Industries Inc Kear ney & Trecker Foundation Kemper Group Kennametal Inc Kimberly-Clark Corpora tion Kirkland & Ellis Koppers Company Lear Siegier Inc Lever Brothers Little Brown Company Los Angeles Times Company Marmon Group Inc Martin Mari etta Corporation McCormick & Co Inc McDonalds Corporation McGraw Hill Inc Mite Corporation Merit Gasoline Foundation Mobile Oil Company Monsanto Fund Mor gan Guaranty Trust Company New York Morton-Norwich Products Inc Murphy Oil Corporation Mutual BenefIt Life NCR Cor poration New England Telephone Northern Trust Company Norton Company Penzoil Company Petro-Lewis Corporation Pfizer Inc Phelps Dodge Foundation Philip Morris Inc Playboy Enterprises Inc Pogo Producing Company Post-Newsweek Sta tions Inc Power Technologies Inc PPG dustries Inc PQ Corporation Quaker Chemi cal Corporation Quaker Oats Company Rexnard Inc RJ Reynolds Industries Inc Santa Fe Industries Inc Joseph E Seagram & Sons Inc Security Pacific Corporation Signal Companies Inc St Paul Compan ies Inc Standard Oil Company Suizer Brothers Inc Tandy Corporation Texas Eastern Corporation Texas Instruments Inc Textron Inc Time Incorporated Times Mirror Co TransAmerica Corporation Travelers Insurance Company TRW Inc sSUPERMANTIS American R/C REAL MOVER. monkey around anything else can have best Thousands have thrilled excitement Mantis Supermantis provide very latest technology %coupled proven design gets air and keeps flying In-house manu facturing & quick delivery American made parts accessories means wont waiting promised overseas shipments process orders promptly efficiently. courtesyl Supermantis Get Hands On Supermantis 00 Mantis 00 Collective Pitch Mod 0 Prices sub jeci chonge notice 6 American R/C HelicopiersInc 619 744-7533 635-11 North Twin Oaks Valley Road San Marcos CA 92069 Union Pacific Corporation United Bank Denver United Parcel Service United States Fidelity & Guaranty Co United Technologies Corporation United Virginia Bankshares Inc Upjohn Company Washington Post Company Xerox Corporation Yarway Corporation Vince Mankowski Assistant AMA Executive Director Speed Controller/Utasi Continued page 45 board acetone lacquer thinner youre finished Remember clean off heat sink diode motor too Adjustment After youve wired whole thing shown charged batteries make sure motor fastened down solid Turn radio motor power Adjust trimpot R4 transmitter stick trim full high speed just stops Increasing speed control pul sing will hear high-pitched whistle Increase speed turning R4 until whistle just stops proper setting radio Throttle back motor should slow down Pull stick way back along trim motor should stop doesnt pulse width variation radio probably less 8 milliseconds stop stop Just change RIO 240K 270K should take care problem Send $4 Main Plan Additional Information U U sure have controller screwed heat sink before use though its very efficient does require way dis sipate some heat Comments speed control selfprotecting motor battery runs down MOSFET drive decreased As Ni Cds reach discharged state MOS FETs will turn thus saving bat teries damage Also throttle stick back motor off reverse voltage generated free-wheeling prop will applied Ni-Cds Parts List Resistors RI R2 R12 R13 R1447K R327K R450K Piher trimpot R5 10K R6 R7 RI ilOOK R8 R9220K RI 52 2K Miscellaneous PC Board wire solder heat sink Transistors Q Q22N3904 Q32N3906 Integrated Circuits Al -A4---CD4066 BI B2LM358Continued page 140 June 1983 137