Radio Control Scale Bob Dolly Wischer FINISHING TECHNIQUE past columns construction articles have discussed favor ite methods finishing Scale model used models antiques classics home-built aircraft types Most models fit categories Probably common aircraft type being modeled modem military origin metal-covered surfaces reason ably simple finishing sequence other plastic Iron-on covering using easily-obtained mate rials will give appearance metal airplane Most important surface must dur able resist dents punctures everyday handling flying gather data about Scale models competitions static displays seems commonly-used combination consists Super Coverite K&B epoxy first importance fine finish balsa subsurface effort should made obtain smooth surface cant done fine sandpaper alone start No 60 aluminum oxide sandpaper wrapped around pine block bring high spots down uniform level Some modelers prefer long aluminum beams sandpaper glued contact cement level ing balsa structure handy necessity careful craftsman ridges caused glue joints stubborn hard areas use circular sweeping motion sanding block rather straight-line mo tion soft plastic foam pad workbench prevents dings soft balsa sanding tiny dabs hardened glue bench surface can leave unwanted marks soft balsa word caution about sanding sand ing sheet balsa glued over open structure wing ribs example sanding too vigorous prolonged excess pressure balsa immedi ately above rib spar will scrub away much rapidly unsupported balsa between ribs result hill-and-valley surface becomes impossible flatten further sanding unsupported balsa merely deflects sanding block smoothing light pressure sharp new No 60 paper waves can avoided problem remalns same sanding finer grit may worse because extended time Carefully-made glue joints helpful reducing sanding time effort Scrat ches remaining coarse No 60 paper removed No 100 150 aluminum oxide paper point very easy become satisfied balsa surface appears flaw Use strong light source across surface flat angle detect dents hollows wavi ness raw balsa surface defects difficult see become very obvious after finish applied Dont try sand whole sur rounding area down match low spot area Use Model Magic Filler vinyl spackling com pound thin layers fill low spots mate rials will sand very easily important feature because should wear away same rate balsa avoid creating hollow spots new locations complete airplane structure free defects now ready application Coverite will toughen balsa surface provide resis tance agalnst abuse will certainly occur dur ing rough handling flights Coverite recom mends preliminary coat Balsarite over balsa Instructions included materials Cover lower surfaces first lightly sand raw edges next step entails lot effort Cover ite texture needs filled popular mate rial operation K&B Primer can either brushed sprayed Excess primer will sanded off isnt need apply heavy coat prefer sand primer silicon carbide paper used dry No 180 used start followed No 320 really fine finish wet-sand no 600 wet-or-dry paper Another masterpiece Dick Speidel Y4-scale Sopwlth Camel weighs 231/2 lb uses aluminum tubing edges flying surfaces Vickers machine guns Williams Brothers tires made dishwasher hose Cowl fiberglass Covering Super Coverite painted Randolph dope rubbed rottenstone dulled finish Flying wires evenly tensioned pulley system 44 Model Aviation CurtissA-1 Triad 1 modeled Bob Dunn commemorate 75 years naval aviation prototype first US naval aircraft Model 1/4-scale weighs 20 lb covered 16 oz Ceconite uses Quadra 35 engine Wheels grass-field operation Dave Henshaws semi-scale Druine Turbulent Above Doc Mathews design powered Enya 46 fourstroker Wingspan 60 primer sands away quite easily care must exercised avoid sanding through primer down Coverite Ideally would like sand away primer except small amount imbedded Coverite weave weave exposed add another coat repeat sanding operation may seem require lot extra time results worthwhile trick sanding down weave no farther continually remove sanding dust surface always visible wetsanding remove sludge frequently because fast-cutting 600 paper can go too far very short time Two complete coats sanded between coats would considered normal amount time effort material produce highquality surface Extra primer may needed overlaps along Coverite edges Excess primer must considered dead weight contributes nothing Panel lines model can depicted number methods full-size aircraft has lapped joints lines can simulated laying layer two masking tape along line brushing primer along tape edge After primer hardens sand down tape level feathering carefully models surface along other edge brushed-on layer Remove tape realistic panel line appears Continued page 138 FUEL FITTING SIZE ON ENGINE DETERMINES REQUIRED TUBING DIAMETER EXTRA LARGE 1125 ID 250 00 511-616 2 FT PEG S 135 SN 661 25 FT ROLL$1325 LARGE 093 ID -215 00 SN-2901 FT PEG$ $5 5144462 FT PEG$115 5H-291 25 FT ROLL$1295 MEDIUM 062 10. 156 00 514-2881 FT PEG$ $0 SN645 2FTPEG $110 SN-289 25 FT ROLL $1195 Bought Colored Fuel Line YOU DEFINITELY PAID TOO MUCH Pay Fancy Colors1 Heat-Proof melt resting directly hottest part running model engine Wont Harden Fuel~ stant Cuts Tears NOT FOR GASOLINE Sig first introduce silicone fuel line tubing model aviation market way back 1964 premium tubing still comes its original natural white color Some competitors would have believe ad ding blue red yellow dye tubing charging higher price makes product better dont believe Sigs original silicone fuel tubing has important characteristics need quality fuel line None Better Any Price OR COLOR See dealer first available order dIrect Call 800-247-5008 toll free orders Latest Catalog $300 SIG MANUFACTURING CO INCMontezuma IA 50171 February 1987 45 DickSpeidels Sopwith Camel Corn pletely-deta lied cockpit Above has leath er-clad pilot leather cockpit edge Accurate instruments switches adorn panel Note dummy fuel cap behind pilot planes dummyenglne Below turned cherry wood allow extremelythln fins cylinders Can seethe Quadra lurking behind atthe bottom scale prop flies model FULL LINE METAL SPECIALISTS 2rnr lUG THP DESIGN TAILORED HELICAL PITCH DEVELOPEDTO GIVE MAXIMUM THRUST AT 4 CYCLE ENGINE RPM ALLTHE LATEST TECHNIQUES USED ON OUR PRO SERIES 3 SEE BELOW DIAPITCH THP 1266/s778 13677/o8 14877/a8 1587 16678 PRICE 299 379 479 689 989 NEW PRO SERIES 3 NEW HIGH TECH AIRFOIL SECTION 1OTO2OYoINCREASE IN THRUST MFGOFSELECTHARD MAPLE WOOD WILL NOT FATIGUE LIKE SYNTHETICS FUELPROOFHIGH LUSTER FINISH DIAPITCHPRICE 534149 834149 72833Io456179 8334568189 845667199 9456677/o199 104588/o7209 106W8W209 10SEW219 Ii4677/o7/o78229 ii5W229 11SEW239 1167239 124W279 125W279 1256279 1356349 1456459 1556659 164VoN0969 16678969 RC PYLON RACING SERIES 500 DIA PITCH PRICE 7 5N 5N 279 8 6778 299 SERIES 400C 86877Io7289 9 777 289 W WIDE BLADE EW EXTRA WIDE N NARROW F3A Euro/Kristensen Continued page 135 prize-giving ceremony very nice indeed flag raising playing appropriate national anthems winners Europe understood beginning us Europe would eligible become European Champion Americans Chinese myself Canada received medal token participation 3rd European Championship 1986 LaGarde As always no Contest magnitude complete closing banquet 830 pm participants gathered shirt-and-tie affair town civic center mayor organizers other dig nitaries enjoyable time plenty camaraderie paper airplanes sending messages back forth between tables party broke up shortly before mid night too soon Dean 630 am flight international airport Marseille approximately 1 hours car hotel LaGarde meant get up 3 am three hours sleep start journey homeward Needless say couple exhausted guys arrived Toronto some 20 hours later four-hour vers both Paris London return trip model boxes checked straight through Marseille minimum amount hassle no cost sitting floor baggage claim area Toronto waiting us got through passport control So ended trip 3rd European Championships can truly say enjoyable experience ex tremely informative areas Now have ingredients necessary all-out effort World Championships held fall 1987 France See RC Scale/Wischers Continued page 45 Butt-joint panel lines should really de pressed groove surface modelers prefer simple approach simulate line using self-adhesive chart tape 1/64-in wide cause quick easy method viewed distance isnt unreasonable simu lation Black lines white airplane exam ple can applied draftsmans ruling pen India ink lines bold spectacular totally unrealistic Raised rivet detail simulate button-head riv ets can applied Wilbold R/C-56 Weldbond glue Transfer individual drops glue small puddle Onto model round tooth pick may sound like lot tedious labor actually can done reasonably short time toothpick dipped puddle touched models surface leave small droplet Adjust droplet diameter cut ting off toothpick tip larger tip diameter Send SSAE Ir complete line PAUW DIESELS Englands Finest 049 35 RIC STD Send $100 list Eric Cluttoi 913 Cedar Lane Tullahoma Tenn 37388 WOOLSS 0100057 SCALE P.OrO SERV106 5000 0*400 flECKS PLANS 3 VIEWS PHOTO-PACKS PLANS ENLARGING SASE EnlEgIng Catalog s3OO SCALE PlANS PHOTO SERVICE 3209 Mdoo Goema5oo N C 27403 P50 1919 2925239 No Cohen FLYING SCALE MODEL RIC PLANS Super Detail os InstruCtion Sheets ~Smith Plans 19163 Shadowood Dr Send SASE fMonument CO 80132 HandytoDisneyWo C WORLD Bedrnnno seeps 5 KitChen A/C Poo Teon 010 SC Ityng No May 8500 wk JunnO 940 wk ogli y&mnnhyracesasoaaabe 617928 4043 NFO CONSTRUCT ON ~RtVEW5 HOW TO S U W0~ ISMO M de gMg 980 dChe 50 MO RESEARCH USROAM N p enon nee 2 eeM h Opa SADS 004 * SCALE DOCUMENTATION * FEATURING INGS OS REPLA-TECH 1987 INTEONATIONAL AIRPLANE48500 MC KENZIE HWY CATALOG $250VIDA OREGON 97488 138 Model Aviation THE LEADER IN COMPETITION PROPELLERS NEW CLE nrnrr o*t1ta5 L4TNES lSt 5279 Up PrecIsion Tools CEiNFDILL FDDLS Ce i77Books $200 Catalog MeSeIs 210aM Sale Ad SpsingfleldONo 45808 h -322-8882 linES lSO A015 s us sapplia 3 Anlation Modeler fl BLUE4iDE MACHINERY AND TIS INC POBo 5-Y HoIog WV Non CaokeoSiane2 3e 200 pogr 04Moooa 00 Si *1. oilfoo oooOorforoMrooodqoroooA ro Fordo.Oo oi Ad. I N uces larger rivet have tried hypodermic needle appli cation rivets have found disappointing thing glue comes bottle far too heavy squeezed out through needle tip must therefore thinned out water water evaporates rivet shape changes toothpick technique con siderably faster operation better control location size really timeconsuming task method layout pencil lines locating rivet centers over model aircraft being modeled has flush rivets can omitted entirely simulated twirl ing length sharpened brass tubing over spot will leave small circular groove primer surface Heavy paint will tend hide grooves depth will need ad justed carefully beforehand will vanish after model has finished Flush rivets no matter made can seen model close scrutiny contest model viewed 15-foot distance doesnt really need intend weather wear model give appearance age outdoor ex posure apply coat aluminum paint beneath final finish K&B epoxy commonly applied purpose After final colors sprayed over aluminum portions can worn away expose aluminum wear points Use No 600 paper steel wool abrasive inkeraser pencil eraser doesnt have enough abrasive ingredients rubber ink eraser seems have ground glass imbedded also has ad vantage can controlled width depth abrasions eraser purpose has diameter /4 seven inches long type used erasing machine Another good eraser purpose typewriter eraser enclosed wood sheath sharpened its tip like pencil case rubbing away final paint finish very careful go completely through aluminum underlay Color dope fin ishes wear away less effort ep oxies military aircraft having star-and-bar signia spray white over area signia located mask outline shape completely cover white Next spray undersurfaces usually lighter color followed darker upper surfaces Finally insignia masks removed blue star bar masked sprayed No decals used because never seem quite correct size color procedure darker colors always sprayed over lighter requires less paint adequate coverage therefore less accumulated weight As indicated earlier own models finished using other procedures no two alike dope dominant material Coverite epoxy system description presented because half models see exhibitions contests rallies fly-ins finished manner Obviously Scale modelers already familiar materials also assumed newcomers Scale need information popular type finishing technique especially have chosen all-metal aircraft subject Team selection period 1971 through 81 Scale FAI teams selected Nats During time always prob lem dual rules systems AMA Precision Scale Continued page 143 FAI RUBBER2 Szes 14 316 18 3/32 1/16 042 th ck pound box Price $1300 includes 4 oz Slick Lube Price $1200 no lube Slick costs $175 Postpaid US Via UPS Cal add 6% tax SMALL BOX 1/4 lb rubber $450 size Orders up $1500 1/4 lb rubber ndse add $150 UPS Over$I5add 10% NEW e rubber classIcs P36 pruus AIr Express MImI-Purl Cricket hicks Field end assunbllus 3 Prep kits tanluutu Satellites TiIiidWs hardware leeks aid mere ZONA SAWS famous line hobby saws Razor #200 $255 Universal #500 Saw Set #100 $450 Replacement Blades available dealer Send $100 1986 Catalog FAI Model Supply P0 Box 3967 Torrance CA 90610 February 1987 139 SANYO AA500 ma 1ASC 600 ma 800 ma SC 1200 ma 500 ma Pack 48V 1200 ma Pack 48V Batteries ea 245 ea365 ea375 ea385 975 1975 RADIO SOUTH OS ACE 42503450FP-2NL5700 57503950FP-2PKA-S289000 49503950FP-4NL-S3810700 83502750FP-4NL-S3312200 89502750FP-5F6K AM16900 109503150FP-5F6K FM18500 143503350FP-7F6K AM19900 172504150FP-7F6K FM21500 5550 Also Carry Goldberg Dubro MAC Zinger K & B Rocket City Dave Brown much Field Charger Chargemaster Dual Charger 12 V Charger Voltmaster Tachmaster 4-20 Kit 4-40 Kit 4-60 Kit OS 25 FP 0525 FSR OS4OFP OS4OFSR OS2OFC OS4OFC 0561 FC OS9OFC Orders COD VISA MC ge actual UPS charges No handling charges es subject change notice OPEN 10-6EST 904 478-6745 43 W Nine Mile Rd Pensacola FL 32514 RC Scale/Wiscers Continued page 139 rules agreement FAI rules Some Nats contenders could win high places yet team material because models overweight engines too large Contestants required declare beforehand wished try team position fee paid before flying began last two team selections conducted NASA National Association Scale Aero modelers reasoned Scale organization could better job team selec tion divorced completely Nats judging utilizing careful processing single flights before single set judges Nats may four models airborne same time distractions result very real possibility FAI models wouldnt judged under same conditions However might pointed out teams selected Nats have history placing high World Championship competition system selection couldnt labeled fail ure team selection revert Nats NASA would lose main reasons its existence organizations purpose place control Scale competition rules team selection hands Scale modelers recent past AMA rules Precision Scale class altered conform FAL rules hope would foster com petition FAI class opposite has actually occurred now fewer entries three last Nats rules com pletely changed FAL either heavy models large engines continue permitted AMA Precision Scale change halfway measure didnt serve purpose FAI rules World Championships now being updated permit heavier models large four-stroke en gines Ducted fan models remain disadvantage two-stroke engines As always event such RC Scale judg ing has proven weak link system first-place airplane last team selection went finish miserable twenty-second place World Championship Norway far below other two US entries placed tenth fourteenth No US team has ever done poorly suggests something went drastically wrong NASA team selection Louisville would seem NASA hasnt able really improve judging previous years Nats Emotions enthusiasm too often warp judges opinion favor airplane likes personally though models chances world competition may best Scale modelers judges disposed have pre conceived notions scoring non-scale judges may have respect flight maneuvers fact no can truly know flight capa bilities aircraft therefore cannot make clear-cut decision choose compete judged event must fully aware chance opinion play important part performance Small wonder Scale rallies attract par ticipants competitions low-key contests favored advantage using Nats teamselection site section country eventually given chance host Nats moved around Recent team selections under NASA have tended area Serious contenders will enter both Nats team trials Having single event saves long cross-country trip entrants mention time saved particularly carefully-hoarded vacation time As mentioned earlier disadvantages Nats team selection rules disparities multiple judges flight lines Bob Dolly Wischer S-221 Lapham Peak Rd Delafield WI 53018 RC Soaring/Blakeslee Continued page 47 sal other bad things can happen Some smart folks figured out waste time designed machine discharged USiA AZN0lA Ll 63NAMP mp 84 imak. power 60-90 U8.&A7 VULm M13 VALILWP apa 84 lneba power 90120 56 square foot pUn act sad ca ImGLLSS CMLS320 zno PLANS N PA1fS PO fl 939 NY 1I76O 1 372 uary 1987143 CASH CHECK NOEl NDEIt add 10% f ahipptsg 1000s choose Solar rubber powered gliders copters scale lasercut diecut youcut rockets origami some wing span 6 feet ALL MADE OUT OF PAPER Iimited number printed 18188423455PAPER AIRPLANES INTERNATIONAL1213822-9185 1521 Mornlngslde Drive Burbank California91506USA
Edition: Model Aviation - 1987/02
Page Numbers: 44, 45, 138, 139, 143
Radio Control Scale Bob Dolly Wischer FINISHING TECHNIQUE past columns construction articles have discussed favor ite methods finishing Scale model used models antiques classics home-built aircraft types Most models fit categories Probably common aircraft type being modeled modem military origin metal-covered surfaces reason ably simple finishing sequence other plastic Iron-on covering using easily-obtained mate rials will give appearance metal airplane Most important surface must dur able resist dents punctures everyday handling flying gather data about Scale models competitions static displays seems commonly-used combination consists Super Coverite K&B epoxy first importance fine finish balsa subsurface effort should made obtain smooth surface cant done fine sandpaper alone start No 60 aluminum oxide sandpaper wrapped around pine block bring high spots down uniform level Some modelers prefer long aluminum beams sandpaper glued contact cement level ing balsa structure handy necessity careful craftsman ridges caused glue joints stubborn hard areas use circular sweeping motion sanding block rather straight-line mo tion soft plastic foam pad workbench prevents dings soft balsa sanding tiny dabs hardened glue bench surface can leave unwanted marks soft balsa word caution about sanding sand ing sheet balsa glued over open structure wing ribs example sanding too vigorous prolonged excess pressure balsa immedi ately above rib spar will scrub away much rapidly unsupported balsa between ribs result hill-and-valley surface becomes impossible flatten further sanding unsupported balsa merely deflects sanding block smoothing light pressure sharp new No 60 paper waves can avoided problem remalns same sanding finer grit may worse because extended time Carefully-made glue joints helpful reducing sanding time effort Scrat ches remaining coarse No 60 paper removed No 100 150 aluminum oxide paper point very easy become satisfied balsa surface appears flaw Use strong light source across surface flat angle detect dents hollows wavi ness raw balsa surface defects difficult see become very obvious after finish applied Dont try sand whole sur rounding area down match low spot area Use Model Magic Filler vinyl spackling com pound thin layers fill low spots mate rials will sand very easily important feature because should wear away same rate balsa avoid creating hollow spots new locations complete airplane structure free defects now ready application Coverite will toughen balsa surface provide resis tance agalnst abuse will certainly occur dur ing rough handling flights Coverite recom mends preliminary coat Balsarite over balsa Instructions included materials Cover lower surfaces first lightly sand raw edges next step entails lot effort Cover ite texture needs filled popular mate rial operation K&B Primer can either brushed sprayed Excess primer will sanded off isnt need apply heavy coat prefer sand primer silicon carbide paper used dry No 180 used start followed No 320 really fine finish wet-sand no 600 wet-or-dry paper Another masterpiece Dick Speidel Y4-scale Sopwlth Camel weighs 231/2 lb uses aluminum tubing edges flying surfaces Vickers machine guns Williams Brothers tires made dishwasher hose Cowl fiberglass Covering Super Coverite painted Randolph dope rubbed rottenstone dulled finish Flying wires evenly tensioned pulley system 44 Model Aviation CurtissA-1 Triad 1 modeled Bob Dunn commemorate 75 years naval aviation prototype first US naval aircraft Model 1/4-scale weighs 20 lb covered 16 oz Ceconite uses Quadra 35 engine Wheels grass-field operation Dave Henshaws semi-scale Druine Turbulent Above Doc Mathews design powered Enya 46 fourstroker Wingspan 60 primer sands away quite easily care must exercised avoid sanding through primer down Coverite Ideally would like sand away primer except small amount imbedded Coverite weave weave exposed add another coat repeat sanding operation may seem require lot extra time results worthwhile trick sanding down weave no farther continually remove sanding dust surface always visible wetsanding remove sludge frequently because fast-cutting 600 paper can go too far very short time Two complete coats sanded between coats would considered normal amount time effort material produce highquality surface Extra primer may needed overlaps along Coverite edges Excess primer must considered dead weight contributes nothing Panel lines model can depicted number methods full-size aircraft has lapped joints lines can simulated laying layer two masking tape along line brushing primer along tape edge After primer hardens sand down tape level feathering carefully models surface along other edge brushed-on layer Remove tape realistic panel line appears Continued page 138 FUEL FITTING SIZE ON ENGINE DETERMINES REQUIRED TUBING DIAMETER EXTRA LARGE 1125 ID 250 00 511-616 2 FT PEG S 135 SN 661 25 FT ROLL$1325 LARGE 093 ID -215 00 SN-2901 FT PEG$ $5 5144462 FT PEG$115 5H-291 25 FT ROLL$1295 MEDIUM 062 10. 156 00 514-2881 FT PEG$ $0 SN645 2FTPEG $110 SN-289 25 FT ROLL $1195 Bought Colored Fuel Line YOU DEFINITELY PAID TOO MUCH Pay Fancy Colors1 Heat-Proof melt resting directly hottest part running model engine Wont Harden Fuel~ stant Cuts Tears NOT FOR GASOLINE Sig first introduce silicone fuel line tubing model aviation market way back 1964 premium tubing still comes its original natural white color Some competitors would have believe ad ding blue red yellow dye tubing charging higher price makes product better dont believe Sigs original silicone fuel tubing has important characteristics need quality fuel line None Better Any Price OR COLOR See dealer first available order dIrect Call 800-247-5008 toll free orders Latest Catalog $300 SIG MANUFACTURING CO INCMontezuma IA 50171 February 1987 45 DickSpeidels Sopwith Camel Corn pletely-deta lied cockpit Above has leath er-clad pilot leather cockpit edge Accurate instruments switches adorn panel Note dummy fuel cap behind pilot planes dummyenglne Below turned cherry wood allow extremelythln fins cylinders Can seethe Quadra lurking behind atthe bottom scale prop flies model FULL LINE METAL SPECIALISTS 2rnr lUG THP DESIGN TAILORED HELICAL PITCH DEVELOPEDTO GIVE MAXIMUM THRUST AT 4 CYCLE ENGINE RPM ALLTHE LATEST TECHNIQUES USED ON OUR PRO SERIES 3 SEE BELOW DIAPITCH THP 1266/s778 13677/o8 14877/a8 1587 16678 PRICE 299 379 479 689 989 NEW PRO SERIES 3 NEW HIGH TECH AIRFOIL SECTION 1OTO2OYoINCREASE IN THRUST MFGOFSELECTHARD MAPLE WOOD WILL NOT FATIGUE LIKE SYNTHETICS FUELPROOFHIGH LUSTER FINISH DIAPITCHPRICE 534149 834149 72833Io456179 8334568189 845667199 9456677/o199 104588/o7209 106W8W209 10SEW219 Ii4677/o7/o78229 ii5W229 11SEW239 1167239 124W279 125W279 1256279 1356349 1456459 1556659 164VoN0969 16678969 RC PYLON RACING SERIES 500 DIA PITCH PRICE 7 5N 5N 279 8 6778 299 SERIES 400C 86877Io7289 9 777 289 W WIDE BLADE EW EXTRA WIDE N NARROW F3A Euro/Kristensen Continued page 135 prize-giving ceremony very nice indeed flag raising playing appropriate national anthems winners Europe understood beginning us Europe would eligible become European Champion Americans Chinese myself Canada received medal token participation 3rd European Championship 1986 LaGarde As always no Contest magnitude complete closing banquet 830 pm participants gathered shirt-and-tie affair town civic center mayor organizers other dig nitaries enjoyable time plenty camaraderie paper airplanes sending messages back forth between tables party broke up shortly before mid night too soon Dean 630 am flight international airport Marseille approximately 1 hours car hotel LaGarde meant get up 3 am three hours sleep start journey homeward Needless say couple exhausted guys arrived Toronto some 20 hours later four-hour vers both Paris London return trip model boxes checked straight through Marseille minimum amount hassle no cost sitting floor baggage claim area Toronto waiting us got through passport control So ended trip 3rd European Championships can truly say enjoyable experience ex tremely informative areas Now have ingredients necessary all-out effort World Championships held fall 1987 France See RC Scale/Wischers Continued page 45 Butt-joint panel lines should really de pressed groove surface modelers prefer simple approach simulate line using self-adhesive chart tape 1/64-in wide cause quick easy method viewed distance isnt unreasonable simu lation Black lines white airplane exam ple can applied draftsmans ruling pen India ink lines bold spectacular totally unrealistic Raised rivet detail simulate button-head riv ets can applied Wilbold R/C-56 Weldbond glue Transfer individual drops glue small puddle Onto model round tooth pick may sound like lot tedious labor actually can done reasonably short time toothpick dipped puddle touched models surface leave small droplet Adjust droplet diameter cut ting off toothpick tip larger tip diameter Send SSAE Ir complete line PAUW DIESELS Englands Finest 049 35 RIC STD Send $100 list Eric Cluttoi 913 Cedar Lane Tullahoma Tenn 37388 WOOLSS 0100057 SCALE P.OrO SERV106 5000 0*400 flECKS PLANS 3 VIEWS PHOTO-PACKS PLANS ENLARGING SASE EnlEgIng Catalog s3OO SCALE PlANS PHOTO SERVICE 3209 Mdoo Goema5oo N C 27403 P50 1919 2925239 No Cohen FLYING SCALE MODEL RIC PLANS Super Detail os InstruCtion Sheets ~Smith Plans 19163 Shadowood Dr Send SASE fMonument CO 80132 HandytoDisneyWo C WORLD Bedrnnno seeps 5 KitChen A/C Poo Teon 010 SC Ityng No May 8500 wk JunnO 940 wk ogli y&mnnhyracesasoaaabe 617928 4043 NFO CONSTRUCT ON ~RtVEW5 HOW TO S U W0~ ISMO M de gMg 980 dChe 50 MO RESEARCH USROAM N p enon nee 2 eeM h Opa SADS 004 * SCALE DOCUMENTATION * FEATURING INGS OS REPLA-TECH 1987 INTEONATIONAL AIRPLANE48500 MC KENZIE HWY CATALOG $250VIDA OREGON 97488 138 Model Aviation THE LEADER IN COMPETITION PROPELLERS NEW CLE nrnrr o*t1ta5 L4TNES lSt 5279 Up PrecIsion Tools CEiNFDILL FDDLS Ce i77Books $200 Catalog MeSeIs 210aM Sale Ad SpsingfleldONo 45808 h -322-8882 linES lSO A015 s us sapplia 3 Anlation Modeler fl BLUE4iDE MACHINERY AND TIS INC POBo 5-Y HoIog WV Non CaokeoSiane2 3e 200 pogr 04Moooa 00 Si *1. oilfoo oooOorforoMrooodqoroooA ro Fordo.Oo oi Ad. I N uces larger rivet have tried hypodermic needle appli cation rivets have found disappointing thing glue comes bottle far too heavy squeezed out through needle tip must therefore thinned out water water evaporates rivet shape changes toothpick technique con siderably faster operation better control location size really timeconsuming task method layout pencil lines locating rivet centers over model aircraft being modeled has flush rivets can omitted entirely simulated twirl ing length sharpened brass tubing over spot will leave small circular groove primer surface Heavy paint will tend hide grooves depth will need ad justed carefully beforehand will vanish after model has finished Flush rivets no matter made can seen model close scrutiny contest model viewed 15-foot distance doesnt really need intend weather wear model give appearance age outdoor ex posure apply coat aluminum paint beneath final finish K&B epoxy commonly applied purpose After final colors sprayed over aluminum portions can worn away expose aluminum wear points Use No 600 paper steel wool abrasive inkeraser pencil eraser doesnt have enough abrasive ingredients rubber ink eraser seems have ground glass imbedded also has ad vantage can controlled width depth abrasions eraser purpose has diameter /4 seven inches long type used erasing machine Another good eraser purpose typewriter eraser enclosed wood sheath sharpened its tip like pencil case rubbing away final paint finish very careful go completely through aluminum underlay Color dope fin ishes wear away less effort ep oxies military aircraft having star-and-bar signia spray white over area signia located mask outline shape completely cover white Next spray undersurfaces usually lighter color followed darker upper surfaces Finally insignia masks removed blue star bar masked sprayed No decals used because never seem quite correct size color procedure darker colors always sprayed over lighter requires less paint adequate coverage therefore less accumulated weight As indicated earlier own models finished using other procedures no two alike dope dominant material Coverite epoxy system description presented because half models see exhibitions contests rallies fly-ins finished manner Obviously Scale modelers already familiar materials also assumed newcomers Scale need information popular type finishing technique especially have chosen all-metal aircraft subject Team selection period 1971 through 81 Scale FAI teams selected Nats During time always prob lem dual rules systems AMA Precision Scale Continued page 143 FAI RUBBER2 Szes 14 316 18 3/32 1/16 042 th ck pound box Price $1300 includes 4 oz Slick Lube Price $1200 no lube Slick costs $175 Postpaid US Via UPS Cal add 6% tax SMALL BOX 1/4 lb rubber $450 size Orders up $1500 1/4 lb rubber ndse add $150 UPS Over$I5add 10% NEW e rubber classIcs P36 pruus AIr Express MImI-Purl Cricket hicks Field end assunbllus 3 Prep kits tanluutu Satellites TiIiidWs hardware leeks aid mere ZONA SAWS famous line hobby saws Razor #200 $255 Universal #500 Saw Set #100 $450 Replacement Blades available dealer Send $100 1986 Catalog FAI Model Supply P0 Box 3967 Torrance CA 90610 February 1987 139 SANYO AA500 ma 1ASC 600 ma 800 ma SC 1200 ma 500 ma Pack 48V 1200 ma Pack 48V Batteries ea 245 ea365 ea375 ea385 975 1975 RADIO SOUTH OS ACE 42503450FP-2NL5700 57503950FP-2PKA-S289000 49503950FP-4NL-S3810700 83502750FP-4NL-S3312200 89502750FP-5F6K AM16900 109503150FP-5F6K FM18500 143503350FP-7F6K AM19900 172504150FP-7F6K FM21500 5550 Also Carry Goldberg Dubro MAC Zinger K & B Rocket City Dave Brown much Field Charger Chargemaster Dual Charger 12 V Charger Voltmaster Tachmaster 4-20 Kit 4-40 Kit 4-60 Kit OS 25 FP 0525 FSR OS4OFP OS4OFSR OS2OFC OS4OFC 0561 FC OS9OFC Orders COD VISA MC ge actual UPS charges No handling charges es subject change notice OPEN 10-6EST 904 478-6745 43 W Nine Mile Rd Pensacola FL 32514 RC Scale/Wiscers Continued page 139 rules agreement FAI rules Some Nats contenders could win high places yet team material because models overweight engines too large Contestants required declare beforehand wished try team position fee paid before flying began last two team selections conducted NASA National Association Scale Aero modelers reasoned Scale organization could better job team selec tion divorced completely Nats judging utilizing careful processing single flights before single set judges Nats may four models airborne same time distractions result very real possibility FAI models wouldnt judged under same conditions However might pointed out teams selected Nats have history placing high World Championship competition system selection couldnt labeled fail ure team selection revert Nats NASA would lose main reasons its existence organizations purpose place control Scale competition rules team selection hands Scale modelers recent past AMA rules Precision Scale class altered conform FAL rules hope would foster com petition FAI class opposite has actually occurred now fewer entries three last Nats rules com pletely changed FAL either heavy models large engines continue permitted AMA Precision Scale change halfway measure didnt serve purpose FAI rules World Championships now being updated permit heavier models large four-stroke en gines Ducted fan models remain disadvantage two-stroke engines As always event such RC Scale judg ing has proven weak link system first-place airplane last team selection went finish miserable twenty-second place World Championship Norway far below other two US entries placed tenth fourteenth No US team has ever done poorly suggests something went drastically wrong NASA team selection Louisville would seem NASA hasnt able really improve judging previous years Nats Emotions enthusiasm too often warp judges opinion favor airplane likes personally though models chances world competition may best Scale modelers judges disposed have pre conceived notions scoring non-scale judges may have respect flight maneuvers fact no can truly know flight capa bilities aircraft therefore cannot make clear-cut decision choose compete judged event must fully aware chance opinion play important part performance Small wonder Scale rallies attract par ticipants competitions low-key contests favored advantage using Nats teamselection site section country eventually given chance host Nats moved around Recent team selections under NASA have tended area Serious contenders will enter both Nats team trials Having single event saves long cross-country trip entrants mention time saved particularly carefully-hoarded vacation time As mentioned earlier disadvantages Nats team selection rules disparities multiple judges flight lines Bob Dolly Wischer S-221 Lapham Peak Rd Delafield WI 53018 RC Soaring/Blakeslee Continued page 47 sal other bad things can happen Some smart folks figured out waste time designed machine discharged USiA AZN0lA Ll 63NAMP mp 84 imak. power 60-90 U8.&A7 VULm M13 VALILWP apa 84 lneba power 90120 56 square foot pUn act sad ca ImGLLSS CMLS320 zno PLANS N PA1fS PO fl 939 NY 1I76O 1 372 uary 1987143 CASH CHECK NOEl NDEIt add 10% f ahipptsg 1000s choose Solar rubber powered gliders copters scale lasercut diecut youcut rockets origami some wing span 6 feet ALL MADE OUT OF PAPER Iimited number printed 18188423455PAPER AIRPLANES INTERNATIONAL1213822-9185 1521 Mornlngslde Drive Burbank California91506USA
Edition: Model Aviation - 1987/02
Page Numbers: 44, 45, 138, 139, 143
Radio Control Scale Bob Dolly Wischer FINISHING TECHNIQUE past columns construction articles have discussed favor ite methods finishing Scale model used models antiques classics home-built aircraft types Most models fit categories Probably common aircraft type being modeled modem military origin metal-covered surfaces reason ably simple finishing sequence other plastic Iron-on covering using easily-obtained mate rials will give appearance metal airplane Most important surface must dur able resist dents punctures everyday handling flying gather data about Scale models competitions static displays seems commonly-used combination consists Super Coverite K&B epoxy first importance fine finish balsa subsurface effort should made obtain smooth surface cant done fine sandpaper alone start No 60 aluminum oxide sandpaper wrapped around pine block bring high spots down uniform level Some modelers prefer long aluminum beams sandpaper glued contact cement level ing balsa structure handy necessity careful craftsman ridges caused glue joints stubborn hard areas use circular sweeping motion sanding block rather straight-line mo tion soft plastic foam pad workbench prevents dings soft balsa sanding tiny dabs hardened glue bench surface can leave unwanted marks soft balsa word caution about sanding sand ing sheet balsa glued over open structure wing ribs example sanding too vigorous prolonged excess pressure balsa immedi ately above rib spar will scrub away much rapidly unsupported balsa between ribs result hill-and-valley surface becomes impossible flatten further sanding unsupported balsa merely deflects sanding block smoothing light pressure sharp new No 60 paper waves can avoided problem remalns same sanding finer grit may worse because extended time Carefully-made glue joints helpful reducing sanding time effort Scrat ches remaining coarse No 60 paper removed No 100 150 aluminum oxide paper point very easy become satisfied balsa surface appears flaw Use strong light source across surface flat angle detect dents hollows wavi ness raw balsa surface defects difficult see become very obvious after finish applied Dont try sand whole sur rounding area down match low spot area Use Model Magic Filler vinyl spackling com pound thin layers fill low spots mate rials will sand very easily important feature because should wear away same rate balsa avoid creating hollow spots new locations complete airplane structure free defects now ready application Coverite will toughen balsa surface provide resis tance agalnst abuse will certainly occur dur ing rough handling flights Coverite recom mends preliminary coat Balsarite over balsa Instructions included materials Cover lower surfaces first lightly sand raw edges next step entails lot effort Cover ite texture needs filled popular mate rial operation K&B Primer can either brushed sprayed Excess primer will sanded off isnt need apply heavy coat prefer sand primer silicon carbide paper used dry No 180 used start followed No 320 really fine finish wet-sand no 600 wet-or-dry paper Another masterpiece Dick Speidel Y4-scale Sopwlth Camel weighs 231/2 lb uses aluminum tubing edges flying surfaces Vickers machine guns Williams Brothers tires made dishwasher hose Cowl fiberglass Covering Super Coverite painted Randolph dope rubbed rottenstone dulled finish Flying wires evenly tensioned pulley system 44 Model Aviation CurtissA-1 Triad 1 modeled Bob Dunn commemorate 75 years naval aviation prototype first US naval aircraft Model 1/4-scale weighs 20 lb covered 16 oz Ceconite uses Quadra 35 engine Wheels grass-field operation Dave Henshaws semi-scale Druine Turbulent Above Doc Mathews design powered Enya 46 fourstroker Wingspan 60 primer sands away quite easily care must exercised avoid sanding through primer down Coverite Ideally would like sand away primer except small amount imbedded Coverite weave weave exposed add another coat repeat sanding operation may seem require lot extra time results worthwhile trick sanding down weave no farther continually remove sanding dust surface always visible wetsanding remove sludge frequently because fast-cutting 600 paper can go too far very short time Two complete coats sanded between coats would considered normal amount time effort material produce highquality surface Extra primer may needed overlaps along Coverite edges Excess primer must considered dead weight contributes nothing Panel lines model can depicted number methods full-size aircraft has lapped joints lines can simulated laying layer two masking tape along line brushing primer along tape edge After primer hardens sand down tape level feathering carefully models surface along other edge brushed-on layer Remove tape realistic panel line appears Continued page 138 FUEL FITTING SIZE ON ENGINE DETERMINES REQUIRED TUBING DIAMETER EXTRA LARGE 1125 ID 250 00 511-616 2 FT PEG S 135 SN 661 25 FT ROLL$1325 LARGE 093 ID -215 00 SN-2901 FT PEG$ $5 5144462 FT PEG$115 5H-291 25 FT ROLL$1295 MEDIUM 062 10. 156 00 514-2881 FT PEG$ $0 SN645 2FTPEG $110 SN-289 25 FT ROLL $1195 Bought Colored Fuel Line YOU DEFINITELY PAID TOO MUCH Pay Fancy Colors1 Heat-Proof melt resting directly hottest part running model engine Wont Harden Fuel~ stant Cuts Tears NOT FOR GASOLINE Sig first introduce silicone fuel line tubing model aviation market way back 1964 premium tubing still comes its original natural white color Some competitors would have believe ad ding blue red yellow dye tubing charging higher price makes product better dont believe Sigs original silicone fuel tubing has important characteristics need quality fuel line None Better Any Price OR COLOR See dealer first available order dIrect Call 800-247-5008 toll free orders Latest Catalog $300 SIG MANUFACTURING CO INCMontezuma IA 50171 February 1987 45 DickSpeidels Sopwith Camel Corn pletely-deta lied cockpit Above has leath er-clad pilot leather cockpit edge Accurate instruments switches adorn panel Note dummy fuel cap behind pilot planes dummyenglne Below turned cherry wood allow extremelythln fins cylinders Can seethe Quadra lurking behind atthe bottom scale prop flies model FULL LINE METAL SPECIALISTS 2rnr lUG THP DESIGN TAILORED HELICAL PITCH DEVELOPEDTO GIVE MAXIMUM THRUST AT 4 CYCLE ENGINE RPM ALLTHE LATEST TECHNIQUES USED ON OUR PRO SERIES 3 SEE BELOW DIAPITCH THP 1266/s778 13677/o8 14877/a8 1587 16678 PRICE 299 379 479 689 989 NEW PRO SERIES 3 NEW HIGH TECH AIRFOIL SECTION 1OTO2OYoINCREASE IN THRUST MFGOFSELECTHARD MAPLE WOOD WILL NOT FATIGUE LIKE SYNTHETICS FUELPROOFHIGH LUSTER FINISH DIAPITCHPRICE 534149 834149 72833Io456179 8334568189 845667199 9456677/o199 104588/o7209 106W8W209 10SEW219 Ii4677/o7/o78229 ii5W229 11SEW239 1167239 124W279 125W279 1256279 1356349 1456459 1556659 164VoN0969 16678969 RC PYLON RACING SERIES 500 DIA PITCH PRICE 7 5N 5N 279 8 6778 299 SERIES 400C 86877Io7289 9 777 289 W WIDE BLADE EW EXTRA WIDE N NARROW F3A Euro/Kristensen Continued page 135 prize-giving ceremony very nice indeed flag raising playing appropriate national anthems winners Europe understood beginning us Europe would eligible become European Champion Americans Chinese myself Canada received medal token participation 3rd European Championship 1986 LaGarde As always no Contest magnitude complete closing banquet 830 pm participants gathered shirt-and-tie affair town civic center mayor organizers other dig nitaries enjoyable time plenty camaraderie paper airplanes sending messages back forth between tables party broke up shortly before mid night too soon Dean 630 am flight international airport Marseille approximately 1 hours car hotel LaGarde meant get up 3 am three hours sleep start journey homeward Needless say couple exhausted guys arrived Toronto some 20 hours later four-hour vers both Paris London return trip model boxes checked straight through Marseille minimum amount hassle no cost sitting floor baggage claim area Toronto waiting us got through passport control So ended trip 3rd European Championships can truly say enjoyable experience ex tremely informative areas Now have ingredients necessary all-out effort World Championships held fall 1987 France See RC Scale/Wischers Continued page 45 Butt-joint panel lines should really de pressed groove surface modelers prefer simple approach simulate line using self-adhesive chart tape 1/64-in wide cause quick easy method viewed distance isnt unreasonable simu lation Black lines white airplane exam ple can applied draftsmans ruling pen India ink lines bold spectacular totally unrealistic Raised rivet detail simulate button-head riv ets can applied Wilbold R/C-56 Weldbond glue Transfer individual drops glue small puddle Onto model round tooth pick may sound like lot tedious labor actually can done reasonably short time toothpick dipped puddle touched models surface leave small droplet Adjust droplet diameter cut ting off toothpick tip larger tip diameter Send SSAE Ir complete line PAUW DIESELS Englands Finest 049 35 RIC STD Send $100 list Eric Cluttoi 913 Cedar Lane Tullahoma Tenn 37388 WOOLSS 0100057 SCALE P.OrO SERV106 5000 0*400 flECKS PLANS 3 VIEWS PHOTO-PACKS PLANS ENLARGING SASE EnlEgIng Catalog s3OO SCALE PlANS PHOTO SERVICE 3209 Mdoo Goema5oo N C 27403 P50 1919 2925239 No Cohen FLYING SCALE MODEL RIC PLANS Super Detail os InstruCtion Sheets ~Smith Plans 19163 Shadowood Dr Send SASE fMonument CO 80132 HandytoDisneyWo C WORLD Bedrnnno seeps 5 KitChen A/C Poo Teon 010 SC Ityng No May 8500 wk JunnO 940 wk ogli y&mnnhyracesasoaaabe 617928 4043 NFO CONSTRUCT ON ~RtVEW5 HOW TO S U W0~ ISMO M de gMg 980 dChe 50 MO RESEARCH USROAM N p enon nee 2 eeM h Opa SADS 004 * SCALE DOCUMENTATION * FEATURING INGS OS REPLA-TECH 1987 INTEONATIONAL AIRPLANE48500 MC KENZIE HWY CATALOG $250VIDA OREGON 97488 138 Model Aviation THE LEADER IN COMPETITION PROPELLERS NEW CLE nrnrr o*t1ta5 L4TNES lSt 5279 Up PrecIsion Tools CEiNFDILL FDDLS Ce i77Books $200 Catalog MeSeIs 210aM Sale Ad SpsingfleldONo 45808 h -322-8882 linES lSO A015 s us sapplia 3 Anlation Modeler fl BLUE4iDE MACHINERY AND TIS INC POBo 5-Y HoIog WV Non CaokeoSiane2 3e 200 pogr 04Moooa 00 Si *1. oilfoo oooOorforoMrooodqoroooA ro Fordo.Oo oi Ad. I N uces larger rivet have tried hypodermic needle appli cation rivets have found disappointing thing glue comes bottle far too heavy squeezed out through needle tip must therefore thinned out water water evaporates rivet shape changes toothpick technique con siderably faster operation better control location size really timeconsuming task method layout pencil lines locating rivet centers over model aircraft being modeled has flush rivets can omitted entirely simulated twirl ing length sharpened brass tubing over spot will leave small circular groove primer surface Heavy paint will tend hide grooves depth will need ad justed carefully beforehand will vanish after model has finished Flush rivets no matter made can seen model close scrutiny contest model viewed 15-foot distance doesnt really need intend weather wear model give appearance age outdoor ex posure apply coat aluminum paint beneath final finish K&B epoxy commonly applied purpose After final colors sprayed over aluminum portions can worn away expose aluminum wear points Use No 600 paper steel wool abrasive inkeraser pencil eraser doesnt have enough abrasive ingredients rubber ink eraser seems have ground glass imbedded also has ad vantage can controlled width depth abrasions eraser purpose has diameter /4 seven inches long type used erasing machine Another good eraser purpose typewriter eraser enclosed wood sheath sharpened its tip like pencil case rubbing away final paint finish very careful go completely through aluminum underlay Color dope fin ishes wear away less effort ep oxies military aircraft having star-and-bar signia spray white over area signia located mask outline shape completely cover white Next spray undersurfaces usually lighter color followed darker upper surfaces Finally insignia masks removed blue star bar masked sprayed No decals used because never seem quite correct size color procedure darker colors always sprayed over lighter requires less paint adequate coverage therefore less accumulated weight As indicated earlier own models finished using other procedures no two alike dope dominant material Coverite epoxy system description presented because half models see exhibitions contests rallies fly-ins finished manner Obviously Scale modelers already familiar materials also assumed newcomers Scale need information popular type finishing technique especially have chosen all-metal aircraft subject Team selection period 1971 through 81 Scale FAI teams selected Nats During time always prob lem dual rules systems AMA Precision Scale Continued page 143 FAI RUBBER2 Szes 14 316 18 3/32 1/16 042 th ck pound box Price $1300 includes 4 oz Slick Lube Price $1200 no lube Slick costs $175 Postpaid US Via UPS Cal add 6% tax SMALL BOX 1/4 lb rubber $450 size Orders up $1500 1/4 lb rubber ndse add $150 UPS Over$I5add 10% NEW e rubber classIcs P36 pruus AIr Express MImI-Purl Cricket hicks Field end assunbllus 3 Prep kits tanluutu Satellites TiIiidWs hardware leeks aid mere ZONA SAWS famous line hobby saws Razor #200 $255 Universal #500 Saw Set #100 $450 Replacement Blades available dealer Send $100 1986 Catalog FAI Model Supply P0 Box 3967 Torrance CA 90610 February 1987 139 SANYO AA500 ma 1ASC 600 ma 800 ma SC 1200 ma 500 ma Pack 48V 1200 ma Pack 48V Batteries ea 245 ea365 ea375 ea385 975 1975 RADIO SOUTH OS ACE 42503450FP-2NL5700 57503950FP-2PKA-S289000 49503950FP-4NL-S3810700 83502750FP-4NL-S3312200 89502750FP-5F6K AM16900 109503150FP-5F6K FM18500 143503350FP-7F6K AM19900 172504150FP-7F6K FM21500 5550 Also Carry Goldberg Dubro MAC Zinger K & B Rocket City Dave Brown much Field Charger Chargemaster Dual Charger 12 V Charger Voltmaster Tachmaster 4-20 Kit 4-40 Kit 4-60 Kit OS 25 FP 0525 FSR OS4OFP OS4OFSR OS2OFC OS4OFC 0561 FC OS9OFC Orders COD VISA MC ge actual UPS charges No handling charges es subject change notice OPEN 10-6EST 904 478-6745 43 W Nine Mile Rd Pensacola FL 32514 RC Scale/Wiscers Continued page 139 rules agreement FAI rules Some Nats contenders could win high places yet team material because models overweight engines too large Contestants required declare beforehand wished try team position fee paid before flying began last two team selections conducted NASA National Association Scale Aero modelers reasoned Scale organization could better job team selec tion divorced completely Nats judging utilizing careful processing single flights before single set judges Nats may four models airborne same time distractions result very real possibility FAI models wouldnt judged under same conditions However might pointed out teams selected Nats have history placing high World Championship competition system selection couldnt labeled fail ure team selection revert Nats NASA would lose main reasons its existence organizations purpose place control Scale competition rules team selection hands Scale modelers recent past AMA rules Precision Scale class altered conform FAL rules hope would foster com petition FAI class opposite has actually occurred now fewer entries three last Nats rules com pletely changed FAL either heavy models large engines continue permitted AMA Precision Scale change halfway measure didnt serve purpose FAI rules World Championships now being updated permit heavier models large four-stroke en gines Ducted fan models remain disadvantage two-stroke engines As always event such RC Scale judg ing has proven weak link system first-place airplane last team selection went finish miserable twenty-second place World Championship Norway far below other two US entries placed tenth fourteenth No US team has ever done poorly suggests something went drastically wrong NASA team selection Louisville would seem NASA hasnt able really improve judging previous years Nats Emotions enthusiasm too often warp judges opinion favor airplane likes personally though models chances world competition may best Scale modelers judges disposed have pre conceived notions scoring non-scale judges may have respect flight maneuvers fact no can truly know flight capa bilities aircraft therefore cannot make clear-cut decision choose compete judged event must fully aware chance opinion play important part performance Small wonder Scale rallies attract par ticipants competitions low-key contests favored advantage using Nats teamselection site section country eventually given chance host Nats moved around Recent team selections under NASA have tended area Serious contenders will enter both Nats team trials Having single event saves long cross-country trip entrants mention time saved particularly carefully-hoarded vacation time As mentioned earlier disadvantages Nats team selection rules disparities multiple judges flight lines Bob Dolly Wischer S-221 Lapham Peak Rd Delafield WI 53018 RC Soaring/Blakeslee Continued page 47 sal other bad things can happen Some smart folks figured out waste time designed machine discharged USiA AZN0lA Ll 63NAMP mp 84 imak. power 60-90 U8.&A7 VULm M13 VALILWP apa 84 lneba power 90120 56 square foot pUn act sad ca ImGLLSS CMLS320 zno PLANS N PA1fS PO fl 939 NY 1I76O 1 372 uary 1987143 CASH CHECK NOEl NDEIt add 10% f ahipptsg 1000s choose Solar rubber powered gliders copters scale lasercut diecut youcut rockets origami some wing span 6 feet ALL MADE OUT OF PAPER Iimited number printed 18188423455PAPER AIRPLANES INTERNATIONAL1213822-9185 1521 Mornlngslde Drive Burbank California91506USA
Edition: Model Aviation - 1987/02
Page Numbers: 44, 45, 138, 139, 143
Radio Control Scale Bob Dolly Wischer FINISHING TECHNIQUE past columns construction articles have discussed favor ite methods finishing Scale model used models antiques classics home-built aircraft types Most models fit categories Probably common aircraft type being modeled modem military origin metal-covered surfaces reason ably simple finishing sequence other plastic Iron-on covering using easily-obtained mate rials will give appearance metal airplane Most important surface must dur able resist dents punctures everyday handling flying gather data about Scale models competitions static displays seems commonly-used combination consists Super Coverite K&B epoxy first importance fine finish balsa subsurface effort should made obtain smooth surface cant done fine sandpaper alone start No 60 aluminum oxide sandpaper wrapped around pine block bring high spots down uniform level Some modelers prefer long aluminum beams sandpaper glued contact cement level ing balsa structure handy necessity careful craftsman ridges caused glue joints stubborn hard areas use circular sweeping motion sanding block rather straight-line mo tion soft plastic foam pad workbench prevents dings soft balsa sanding tiny dabs hardened glue bench surface can leave unwanted marks soft balsa word caution about sanding sand ing sheet balsa glued over open structure wing ribs example sanding too vigorous prolonged excess pressure balsa immedi ately above rib spar will scrub away much rapidly unsupported balsa between ribs result hill-and-valley surface becomes impossible flatten further sanding unsupported balsa merely deflects sanding block smoothing light pressure sharp new No 60 paper waves can avoided problem remalns same sanding finer grit may worse because extended time Carefully-made glue joints helpful reducing sanding time effort Scrat ches remaining coarse No 60 paper removed No 100 150 aluminum oxide paper point very easy become satisfied balsa surface appears flaw Use strong light source across surface flat angle detect dents hollows wavi ness raw balsa surface defects difficult see become very obvious after finish applied Dont try sand whole sur rounding area down match low spot area Use Model Magic Filler vinyl spackling com pound thin layers fill low spots mate rials will sand very easily important feature because should wear away same rate balsa avoid creating hollow spots new locations complete airplane structure free defects now ready application Coverite will toughen balsa surface provide resis tance agalnst abuse will certainly occur dur ing rough handling flights Coverite recom mends preliminary coat Balsarite over balsa Instructions included materials Cover lower surfaces first lightly sand raw edges next step entails lot effort Cover ite texture needs filled popular mate rial operation K&B Primer can either brushed sprayed Excess primer will sanded off isnt need apply heavy coat prefer sand primer silicon carbide paper used dry No 180 used start followed No 320 really fine finish wet-sand no 600 wet-or-dry paper Another masterpiece Dick Speidel Y4-scale Sopwlth Camel weighs 231/2 lb uses aluminum tubing edges flying surfaces Vickers machine guns Williams Brothers tires made dishwasher hose Cowl fiberglass Covering Super Coverite painted Randolph dope rubbed rottenstone dulled finish Flying wires evenly tensioned pulley system 44 Model Aviation CurtissA-1 Triad 1 modeled Bob Dunn commemorate 75 years naval aviation prototype first US naval aircraft Model 1/4-scale weighs 20 lb covered 16 oz Ceconite uses Quadra 35 engine Wheels grass-field operation Dave Henshaws semi-scale Druine Turbulent Above Doc Mathews design powered Enya 46 fourstroker Wingspan 60 primer sands away quite easily care must exercised avoid sanding through primer down Coverite Ideally would like sand away primer except small amount imbedded Coverite weave weave exposed add another coat repeat sanding operation may seem require lot extra time results worthwhile trick sanding down weave no farther continually remove sanding dust surface always visible wetsanding remove sludge frequently because fast-cutting 600 paper can go too far very short time Two complete coats sanded between coats would considered normal amount time effort material produce highquality surface Extra primer may needed overlaps along Coverite edges Excess primer must considered dead weight contributes nothing Panel lines model can depicted number methods full-size aircraft has lapped joints lines can simulated laying layer two masking tape along line brushing primer along tape edge After primer hardens sand down tape level feathering carefully models surface along other edge brushed-on layer Remove tape realistic panel line appears Continued page 138 FUEL FITTING SIZE ON ENGINE DETERMINES REQUIRED TUBING DIAMETER EXTRA LARGE 1125 ID 250 00 511-616 2 FT PEG S 135 SN 661 25 FT ROLL$1325 LARGE 093 ID -215 00 SN-2901 FT PEG$ $5 5144462 FT PEG$115 5H-291 25 FT ROLL$1295 MEDIUM 062 10. 156 00 514-2881 FT PEG$ $0 SN645 2FTPEG $110 SN-289 25 FT ROLL $1195 Bought Colored Fuel Line YOU DEFINITELY PAID TOO MUCH Pay Fancy Colors1 Heat-Proof melt resting directly hottest part running model engine Wont Harden Fuel~ stant Cuts Tears NOT FOR GASOLINE Sig first introduce silicone fuel line tubing model aviation market way back 1964 premium tubing still comes its original natural white color Some competitors would have believe ad ding blue red yellow dye tubing charging higher price makes product better dont believe Sigs original silicone fuel tubing has important characteristics need quality fuel line None Better Any Price OR COLOR See dealer first available order dIrect Call 800-247-5008 toll free orders Latest Catalog $300 SIG MANUFACTURING CO INCMontezuma IA 50171 February 1987 45 DickSpeidels Sopwith Camel Corn pletely-deta lied cockpit Above has leath er-clad pilot leather cockpit edge Accurate instruments switches adorn panel Note dummy fuel cap behind pilot planes dummyenglne Below turned cherry wood allow extremelythln fins cylinders Can seethe Quadra lurking behind atthe bottom scale prop flies model FULL LINE METAL SPECIALISTS 2rnr lUG THP DESIGN TAILORED HELICAL PITCH DEVELOPEDTO GIVE MAXIMUM THRUST AT 4 CYCLE ENGINE RPM ALLTHE LATEST TECHNIQUES USED ON OUR PRO SERIES 3 SEE BELOW DIAPITCH THP 1266/s778 13677/o8 14877/a8 1587 16678 PRICE 299 379 479 689 989 NEW PRO SERIES 3 NEW HIGH TECH AIRFOIL SECTION 1OTO2OYoINCREASE IN THRUST MFGOFSELECTHARD MAPLE WOOD WILL NOT FATIGUE LIKE SYNTHETICS FUELPROOFHIGH LUSTER FINISH DIAPITCHPRICE 534149 834149 72833Io456179 8334568189 845667199 9456677/o199 104588/o7209 106W8W209 10SEW219 Ii4677/o7/o78229 ii5W229 11SEW239 1167239 124W279 125W279 1256279 1356349 1456459 1556659 164VoN0969 16678969 RC PYLON RACING SERIES 500 DIA PITCH PRICE 7 5N 5N 279 8 6778 299 SERIES 400C 86877Io7289 9 777 289 W WIDE BLADE EW EXTRA WIDE N NARROW F3A Euro/Kristensen Continued page 135 prize-giving ceremony very nice indeed flag raising playing appropriate national anthems winners Europe understood beginning us Europe would eligible become European Champion Americans Chinese myself Canada received medal token participation 3rd European Championship 1986 LaGarde As always no Contest magnitude complete closing banquet 830 pm participants gathered shirt-and-tie affair town civic center mayor organizers other dig nitaries enjoyable time plenty camaraderie paper airplanes sending messages back forth between tables party broke up shortly before mid night too soon Dean 630 am flight international airport Marseille approximately 1 hours car hotel LaGarde meant get up 3 am three hours sleep start journey homeward Needless say couple exhausted guys arrived Toronto some 20 hours later four-hour vers both Paris London return trip model boxes checked straight through Marseille minimum amount hassle no cost sitting floor baggage claim area Toronto waiting us got through passport control So ended trip 3rd European Championships can truly say enjoyable experience ex tremely informative areas Now have ingredients necessary all-out effort World Championships held fall 1987 France See RC Scale/Wischers Continued page 45 Butt-joint panel lines should really de pressed groove surface modelers prefer simple approach simulate line using self-adhesive chart tape 1/64-in wide cause quick easy method viewed distance isnt unreasonable simu lation Black lines white airplane exam ple can applied draftsmans ruling pen India ink lines bold spectacular totally unrealistic Raised rivet detail simulate button-head riv ets can applied Wilbold R/C-56 Weldbond glue Transfer individual drops glue small puddle Onto model round tooth pick may sound like lot tedious labor actually can done reasonably short time toothpick dipped puddle touched models surface leave small droplet Adjust droplet diameter cut ting off toothpick tip larger tip diameter Send SSAE Ir complete line PAUW DIESELS Englands Finest 049 35 RIC STD Send $100 list Eric Cluttoi 913 Cedar Lane Tullahoma Tenn 37388 WOOLSS 0100057 SCALE P.OrO SERV106 5000 0*400 flECKS PLANS 3 VIEWS PHOTO-PACKS PLANS ENLARGING SASE EnlEgIng Catalog s3OO SCALE PlANS PHOTO SERVICE 3209 Mdoo Goema5oo N C 27403 P50 1919 2925239 No Cohen FLYING SCALE MODEL RIC PLANS Super Detail os InstruCtion Sheets ~Smith Plans 19163 Shadowood Dr Send SASE fMonument CO 80132 HandytoDisneyWo C WORLD Bedrnnno seeps 5 KitChen A/C Poo Teon 010 SC Ityng No May 8500 wk JunnO 940 wk ogli y&mnnhyracesasoaaabe 617928 4043 NFO CONSTRUCT ON ~RtVEW5 HOW TO S U W0~ ISMO M de gMg 980 dChe 50 MO RESEARCH USROAM N p enon nee 2 eeM h Opa SADS 004 * SCALE DOCUMENTATION * FEATURING INGS OS REPLA-TECH 1987 INTEONATIONAL AIRPLANE48500 MC KENZIE HWY CATALOG $250VIDA OREGON 97488 138 Model Aviation THE LEADER IN COMPETITION PROPELLERS NEW CLE nrnrr o*t1ta5 L4TNES lSt 5279 Up PrecIsion Tools CEiNFDILL FDDLS Ce i77Books $200 Catalog MeSeIs 210aM Sale Ad SpsingfleldONo 45808 h -322-8882 linES lSO A015 s us sapplia 3 Anlation Modeler fl BLUE4iDE MACHINERY AND TIS INC POBo 5-Y HoIog WV Non CaokeoSiane2 3e 200 pogr 04Moooa 00 Si *1. oilfoo oooOorforoMrooodqoroooA ro Fordo.Oo oi Ad. I N uces larger rivet have tried hypodermic needle appli cation rivets have found disappointing thing glue comes bottle far too heavy squeezed out through needle tip must therefore thinned out water water evaporates rivet shape changes toothpick technique con siderably faster operation better control location size really timeconsuming task method layout pencil lines locating rivet centers over model aircraft being modeled has flush rivets can omitted entirely simulated twirl ing length sharpened brass tubing over spot will leave small circular groove primer surface Heavy paint will tend hide grooves depth will need ad justed carefully beforehand will vanish after model has finished Flush rivets no matter made can seen model close scrutiny contest model viewed 15-foot distance doesnt really need intend weather wear model give appearance age outdoor ex posure apply coat aluminum paint beneath final finish K&B epoxy commonly applied purpose After final colors sprayed over aluminum portions can worn away expose aluminum wear points Use No 600 paper steel wool abrasive inkeraser pencil eraser doesnt have enough abrasive ingredients rubber ink eraser seems have ground glass imbedded also has ad vantage can controlled width depth abrasions eraser purpose has diameter /4 seven inches long type used erasing machine Another good eraser purpose typewriter eraser enclosed wood sheath sharpened its tip like pencil case rubbing away final paint finish very careful go completely through aluminum underlay Color dope fin ishes wear away less effort ep oxies military aircraft having star-and-bar signia spray white over area signia located mask outline shape completely cover white Next spray undersurfaces usually lighter color followed darker upper surfaces Finally insignia masks removed blue star bar masked sprayed No decals used because never seem quite correct size color procedure darker colors always sprayed over lighter requires less paint adequate coverage therefore less accumulated weight As indicated earlier own models finished using other procedures no two alike dope dominant material Coverite epoxy system description presented because half models see exhibitions contests rallies fly-ins finished manner Obviously Scale modelers already familiar materials also assumed newcomers Scale need information popular type finishing technique especially have chosen all-metal aircraft subject Team selection period 1971 through 81 Scale FAI teams selected Nats During time always prob lem dual rules systems AMA Precision Scale Continued page 143 FAI RUBBER2 Szes 14 316 18 3/32 1/16 042 th ck pound box Price $1300 includes 4 oz Slick Lube Price $1200 no lube Slick costs $175 Postpaid US Via UPS Cal add 6% tax SMALL BOX 1/4 lb rubber $450 size Orders up $1500 1/4 lb rubber ndse add $150 UPS Over$I5add 10% NEW e rubber classIcs P36 pruus AIr Express MImI-Purl Cricket hicks Field end assunbllus 3 Prep kits tanluutu Satellites TiIiidWs hardware leeks aid mere ZONA SAWS famous line hobby saws Razor #200 $255 Universal #500 Saw Set #100 $450 Replacement Blades available dealer Send $100 1986 Catalog FAI Model Supply P0 Box 3967 Torrance CA 90610 February 1987 139 SANYO AA500 ma 1ASC 600 ma 800 ma SC 1200 ma 500 ma Pack 48V 1200 ma Pack 48V Batteries ea 245 ea365 ea375 ea385 975 1975 RADIO SOUTH OS ACE 42503450FP-2NL5700 57503950FP-2PKA-S289000 49503950FP-4NL-S3810700 83502750FP-4NL-S3312200 89502750FP-5F6K AM16900 109503150FP-5F6K FM18500 143503350FP-7F6K AM19900 172504150FP-7F6K FM21500 5550 Also Carry Goldberg Dubro MAC Zinger K & B Rocket City Dave Brown much Field Charger Chargemaster Dual Charger 12 V Charger Voltmaster Tachmaster 4-20 Kit 4-40 Kit 4-60 Kit OS 25 FP 0525 FSR OS4OFP OS4OFSR OS2OFC OS4OFC 0561 FC OS9OFC Orders COD VISA MC ge actual UPS charges No handling charges es subject change notice OPEN 10-6EST 904 478-6745 43 W Nine Mile Rd Pensacola FL 32514 RC Scale/Wiscers Continued page 139 rules agreement FAI rules Some Nats contenders could win high places yet team material because models overweight engines too large Contestants required declare beforehand wished try team position fee paid before flying began last two team selections conducted NASA National Association Scale Aero modelers reasoned Scale organization could better job team selec tion divorced completely Nats judging utilizing careful processing single flights before single set judges Nats may four models airborne same time distractions result very real possibility FAI models wouldnt judged under same conditions However might pointed out teams selected Nats have history placing high World Championship competition system selection couldnt labeled fail ure team selection revert Nats NASA would lose main reasons its existence organizations purpose place control Scale competition rules team selection hands Scale modelers recent past AMA rules Precision Scale class altered conform FAL rules hope would foster com petition FAI class opposite has actually occurred now fewer entries three last Nats rules com pletely changed FAL either heavy models large engines continue permitted AMA Precision Scale change halfway measure didnt serve purpose FAI rules World Championships now being updated permit heavier models large four-stroke en gines Ducted fan models remain disadvantage two-stroke engines As always event such RC Scale judg ing has proven weak link system first-place airplane last team selection went finish miserable twenty-second place World Championship Norway far below other two US entries placed tenth fourteenth No US team has ever done poorly suggests something went drastically wrong NASA team selection Louisville would seem NASA hasnt able really improve judging previous years Nats Emotions enthusiasm too often warp judges opinion favor airplane likes personally though models chances world competition may best Scale modelers judges disposed have pre conceived notions scoring non-scale judges may have respect flight maneuvers fact no can truly know flight capa bilities aircraft therefore cannot make clear-cut decision choose compete judged event must fully aware chance opinion play important part performance Small wonder Scale rallies attract par ticipants competitions low-key contests favored advantage using Nats teamselection site section country eventually given chance host Nats moved around Recent team selections under NASA have tended area Serious contenders will enter both Nats team trials Having single event saves long cross-country trip entrants mention time saved particularly carefully-hoarded vacation time As mentioned earlier disadvantages Nats team selection rules disparities multiple judges flight lines Bob Dolly Wischer S-221 Lapham Peak Rd Delafield WI 53018 RC Soaring/Blakeslee Continued page 47 sal other bad things can happen Some smart folks figured out waste time designed machine discharged USiA AZN0lA Ll 63NAMP mp 84 imak. power 60-90 U8.&A7 VULm M13 VALILWP apa 84 lneba power 90120 56 square foot pUn act sad ca ImGLLSS CMLS320 zno PLANS N PA1fS PO fl 939 NY 1I76O 1 372 uary 1987143 CASH CHECK NOEl NDEIt add 10% f ahipptsg 1000s choose Solar rubber powered gliders copters scale lasercut diecut youcut rockets origami some wing span 6 feet ALL MADE OUT OF PAPER Iimited number printed 18188423455PAPER AIRPLANES INTERNATIONAL1213822-9185 1521 Mornlngslde Drive Burbank California91506USA
Edition: Model Aviation - 1987/02
Page Numbers: 44, 45, 138, 139, 143
Radio Control Scale Bob Dolly Wischer FINISHING TECHNIQUE past columns construction articles have discussed favor ite methods finishing Scale model used models antiques classics home-built aircraft types Most models fit categories Probably common aircraft type being modeled modem military origin metal-covered surfaces reason ably simple finishing sequence other plastic Iron-on covering using easily-obtained mate rials will give appearance metal airplane Most important surface must dur able resist dents punctures everyday handling flying gather data about Scale models competitions static displays seems commonly-used combination consists Super Coverite K&B epoxy first importance fine finish balsa subsurface effort should made obtain smooth surface cant done fine sandpaper alone start No 60 aluminum oxide sandpaper wrapped around pine block bring high spots down uniform level Some modelers prefer long aluminum beams sandpaper glued contact cement level ing balsa structure handy necessity careful craftsman ridges caused glue joints stubborn hard areas use circular sweeping motion sanding block rather straight-line mo tion soft plastic foam pad workbench prevents dings soft balsa sanding tiny dabs hardened glue bench surface can leave unwanted marks soft balsa word caution about sanding sand ing sheet balsa glued over open structure wing ribs example sanding too vigorous prolonged excess pressure balsa immedi ately above rib spar will scrub away much rapidly unsupported balsa between ribs result hill-and-valley surface becomes impossible flatten further sanding unsupported balsa merely deflects sanding block smoothing light pressure sharp new No 60 paper waves can avoided problem remalns same sanding finer grit may worse because extended time Carefully-made glue joints helpful reducing sanding time effort Scrat ches remaining coarse No 60 paper removed No 100 150 aluminum oxide paper point very easy become satisfied balsa surface appears flaw Use strong light source across surface flat angle detect dents hollows wavi ness raw balsa surface defects difficult see become very obvious after finish applied Dont try sand whole sur rounding area down match low spot area Use Model Magic Filler vinyl spackling com pound thin layers fill low spots mate rials will sand very easily important feature because should wear away same rate balsa avoid creating hollow spots new locations complete airplane structure free defects now ready application Coverite will toughen balsa surface provide resis tance agalnst abuse will certainly occur dur ing rough handling flights Coverite recom mends preliminary coat Balsarite over balsa Instructions included materials Cover lower surfaces first lightly sand raw edges next step entails lot effort Cover ite texture needs filled popular mate rial operation K&B Primer can either brushed sprayed Excess primer will sanded off isnt need apply heavy coat prefer sand primer silicon carbide paper used dry No 180 used start followed No 320 really fine finish wet-sand no 600 wet-or-dry paper Another masterpiece Dick Speidel Y4-scale Sopwlth Camel weighs 231/2 lb uses aluminum tubing edges flying surfaces Vickers machine guns Williams Brothers tires made dishwasher hose Cowl fiberglass Covering Super Coverite painted Randolph dope rubbed rottenstone dulled finish Flying wires evenly tensioned pulley system 44 Model Aviation CurtissA-1 Triad 1 modeled Bob Dunn commemorate 75 years naval aviation prototype first US naval aircraft Model 1/4-scale weighs 20 lb covered 16 oz Ceconite uses Quadra 35 engine Wheels grass-field operation Dave Henshaws semi-scale Druine Turbulent Above Doc Mathews design powered Enya 46 fourstroker Wingspan 60 primer sands away quite easily care must exercised avoid sanding through primer down Coverite Ideally would like sand away primer except small amount imbedded Coverite weave weave exposed add another coat repeat sanding operation may seem require lot extra time results worthwhile trick sanding down weave no farther continually remove sanding dust surface always visible wetsanding remove sludge frequently because fast-cutting 600 paper can go too far very short time Two complete coats sanded between coats would considered normal amount time effort material produce highquality surface Extra primer may needed overlaps along Coverite edges Excess primer must considered dead weight contributes nothing Panel lines model can depicted number methods full-size aircraft has lapped joints lines can simulated laying layer two masking tape along line brushing primer along tape edge After primer hardens sand down tape level feathering carefully models surface along other edge brushed-on layer Remove tape realistic panel line appears Continued page 138 FUEL FITTING SIZE ON ENGINE DETERMINES REQUIRED TUBING DIAMETER EXTRA LARGE 1125 ID 250 00 511-616 2 FT PEG S 135 SN 661 25 FT ROLL$1325 LARGE 093 ID -215 00 SN-2901 FT PEG$ $5 5144462 FT PEG$115 5H-291 25 FT ROLL$1295 MEDIUM 062 10. 156 00 514-2881 FT PEG$ $0 SN645 2FTPEG $110 SN-289 25 FT ROLL $1195 Bought Colored Fuel Line YOU DEFINITELY PAID TOO MUCH Pay Fancy Colors1 Heat-Proof melt resting directly hottest part running model engine Wont Harden Fuel~ stant Cuts Tears NOT FOR GASOLINE Sig first introduce silicone fuel line tubing model aviation market way back 1964 premium tubing still comes its original natural white color Some competitors would have believe ad ding blue red yellow dye tubing charging higher price makes product better dont believe Sigs original silicone fuel tubing has important characteristics need quality fuel line None Better Any Price OR COLOR See dealer first available order dIrect Call 800-247-5008 toll free orders Latest Catalog $300 SIG MANUFACTURING CO INCMontezuma IA 50171 February 1987 45 DickSpeidels Sopwith Camel Corn pletely-deta lied cockpit Above has leath er-clad pilot leather cockpit edge Accurate instruments switches adorn panel Note dummy fuel cap behind pilot planes dummyenglne Below turned cherry wood allow extremelythln fins cylinders Can seethe Quadra lurking behind atthe bottom scale prop flies model FULL LINE METAL SPECIALISTS 2rnr lUG THP DESIGN TAILORED HELICAL PITCH DEVELOPEDTO GIVE MAXIMUM THRUST AT 4 CYCLE ENGINE RPM ALLTHE LATEST TECHNIQUES USED ON OUR PRO SERIES 3 SEE BELOW DIAPITCH THP 1266/s778 13677/o8 14877/a8 1587 16678 PRICE 299 379 479 689 989 NEW PRO SERIES 3 NEW HIGH TECH AIRFOIL SECTION 1OTO2OYoINCREASE IN THRUST MFGOFSELECTHARD MAPLE WOOD WILL NOT FATIGUE LIKE SYNTHETICS FUELPROOFHIGH LUSTER FINISH DIAPITCHPRICE 534149 834149 72833Io456179 8334568189 845667199 9456677/o199 104588/o7209 106W8W209 10SEW219 Ii4677/o7/o78229 ii5W229 11SEW239 1167239 124W279 125W279 1256279 1356349 1456459 1556659 164VoN0969 16678969 RC PYLON RACING SERIES 500 DIA PITCH PRICE 7 5N 5N 279 8 6778 299 SERIES 400C 86877Io7289 9 777 289 W WIDE BLADE EW EXTRA WIDE N NARROW F3A Euro/Kristensen Continued page 135 prize-giving ceremony very nice indeed flag raising playing appropriate national anthems winners Europe understood beginning us Europe would eligible become European Champion Americans Chinese myself Canada received medal token participation 3rd European Championship 1986 LaGarde As always no Contest magnitude complete closing banquet 830 pm participants gathered shirt-and-tie affair town civic center mayor organizers other dig nitaries enjoyable time plenty camaraderie paper airplanes sending messages back forth between tables party broke up shortly before mid night too soon Dean 630 am flight international airport Marseille approximately 1 hours car hotel LaGarde meant get up 3 am three hours sleep start journey homeward Needless say couple exhausted guys arrived Toronto some 20 hours later four-hour vers both Paris London return trip model boxes checked straight through Marseille minimum amount hassle no cost sitting floor baggage claim area Toronto waiting us got through passport control So ended trip 3rd European Championships can truly say enjoyable experience ex tremely informative areas Now have ingredients necessary all-out effort World Championships held fall 1987 France See RC Scale/Wischers Continued page 45 Butt-joint panel lines should really de pressed groove surface modelers prefer simple approach simulate line using self-adhesive chart tape 1/64-in wide cause quick easy method viewed distance isnt unreasonable simu lation Black lines white airplane exam ple can applied draftsmans ruling pen India ink lines bold spectacular totally unrealistic Raised rivet detail simulate button-head riv ets can applied Wilbold R/C-56 Weldbond glue Transfer individual drops glue small puddle Onto model round tooth pick may sound like lot tedious labor actually can done reasonably short time toothpick dipped puddle touched models surface leave small droplet Adjust droplet diameter cut ting off toothpick tip larger tip diameter Send SSAE Ir complete line PAUW DIESELS Englands Finest 049 35 RIC STD Send $100 list Eric Cluttoi 913 Cedar Lane Tullahoma Tenn 37388 WOOLSS 0100057 SCALE P.OrO SERV106 5000 0*400 flECKS PLANS 3 VIEWS PHOTO-PACKS PLANS ENLARGING SASE EnlEgIng Catalog s3OO SCALE PlANS PHOTO SERVICE 3209 Mdoo Goema5oo N C 27403 P50 1919 2925239 No Cohen FLYING SCALE MODEL RIC PLANS Super Detail os InstruCtion Sheets ~Smith Plans 19163 Shadowood Dr Send SASE fMonument CO 80132 HandytoDisneyWo C WORLD Bedrnnno seeps 5 KitChen A/C Poo Teon 010 SC Ityng No May 8500 wk JunnO 940 wk ogli y&mnnhyracesasoaaabe 617928 4043 NFO CONSTRUCT ON ~RtVEW5 HOW TO S U W0~ ISMO M de gMg 980 dChe 50 MO RESEARCH USROAM N p enon nee 2 eeM h Opa SADS 004 * SCALE DOCUMENTATION * FEATURING INGS OS REPLA-TECH 1987 INTEONATIONAL AIRPLANE48500 MC KENZIE HWY CATALOG $250VIDA OREGON 97488 138 Model Aviation THE LEADER IN COMPETITION PROPELLERS NEW CLE nrnrr o*t1ta5 L4TNES lSt 5279 Up PrecIsion Tools CEiNFDILL FDDLS Ce i77Books $200 Catalog MeSeIs 210aM Sale Ad SpsingfleldONo 45808 h -322-8882 linES lSO A015 s us sapplia 3 Anlation Modeler fl BLUE4iDE MACHINERY AND TIS INC POBo 5-Y HoIog WV Non CaokeoSiane2 3e 200 pogr 04Moooa 00 Si *1. oilfoo oooOorforoMrooodqoroooA ro Fordo.Oo oi Ad. I N uces larger rivet have tried hypodermic needle appli cation rivets have found disappointing thing glue comes bottle far too heavy squeezed out through needle tip must therefore thinned out water water evaporates rivet shape changes toothpick technique con siderably faster operation better control location size really timeconsuming task method layout pencil lines locating rivet centers over model aircraft being modeled has flush rivets can omitted entirely simulated twirl ing length sharpened brass tubing over spot will leave small circular groove primer surface Heavy paint will tend hide grooves depth will need ad justed carefully beforehand will vanish after model has finished Flush rivets no matter made can seen model close scrutiny contest model viewed 15-foot distance doesnt really need intend weather wear model give appearance age outdoor ex posure apply coat aluminum paint beneath final finish K&B epoxy commonly applied purpose After final colors sprayed over aluminum portions can worn away expose aluminum wear points Use No 600 paper steel wool abrasive inkeraser pencil eraser doesnt have enough abrasive ingredients rubber ink eraser seems have ground glass imbedded also has ad vantage can controlled width depth abrasions eraser purpose has diameter /4 seven inches long type used erasing machine Another good eraser purpose typewriter eraser enclosed wood sheath sharpened its tip like pencil case rubbing away final paint finish very careful go completely through aluminum underlay Color dope fin ishes wear away less effort ep oxies military aircraft having star-and-bar signia spray white over area signia located mask outline shape completely cover white Next spray undersurfaces usually lighter color followed darker upper surfaces Finally insignia masks removed blue star bar masked sprayed No decals used because never seem quite correct size color procedure darker colors always sprayed over lighter requires less paint adequate coverage therefore less accumulated weight As indicated earlier own models finished using other procedures no two alike dope dominant material Coverite epoxy system description presented because half models see exhibitions contests rallies fly-ins finished manner Obviously Scale modelers already familiar materials also assumed newcomers Scale need information popular type finishing technique especially have chosen all-metal aircraft subject Team selection period 1971 through 81 Scale FAI teams selected Nats During time always prob lem dual rules systems AMA Precision Scale Continued page 143 FAI RUBBER2 Szes 14 316 18 3/32 1/16 042 th ck pound box Price $1300 includes 4 oz Slick Lube Price $1200 no lube Slick costs $175 Postpaid US Via UPS Cal add 6% tax SMALL BOX 1/4 lb rubber $450 size Orders up $1500 1/4 lb rubber ndse add $150 UPS Over$I5add 10% NEW e rubber classIcs P36 pruus AIr Express MImI-Purl Cricket hicks Field end assunbllus 3 Prep kits tanluutu Satellites TiIiidWs hardware leeks aid mere ZONA SAWS famous line hobby saws Razor #200 $255 Universal #500 Saw Set #100 $450 Replacement Blades available dealer Send $100 1986 Catalog FAI Model Supply P0 Box 3967 Torrance CA 90610 February 1987 139 SANYO AA500 ma 1ASC 600 ma 800 ma SC 1200 ma 500 ma Pack 48V 1200 ma Pack 48V Batteries ea 245 ea365 ea375 ea385 975 1975 RADIO SOUTH OS ACE 42503450FP-2NL5700 57503950FP-2PKA-S289000 49503950FP-4NL-S3810700 83502750FP-4NL-S3312200 89502750FP-5F6K AM16900 109503150FP-5F6K FM18500 143503350FP-7F6K AM19900 172504150FP-7F6K FM21500 5550 Also Carry Goldberg Dubro MAC Zinger K & B Rocket City Dave Brown much Field Charger Chargemaster Dual Charger 12 V Charger Voltmaster Tachmaster 4-20 Kit 4-40 Kit 4-60 Kit OS 25 FP 0525 FSR OS4OFP OS4OFSR OS2OFC OS4OFC 0561 FC OS9OFC Orders COD VISA MC ge actual UPS charges No handling charges es subject change notice OPEN 10-6EST 904 478-6745 43 W Nine Mile Rd Pensacola FL 32514 RC Scale/Wiscers Continued page 139 rules agreement FAI rules Some Nats contenders could win high places yet team material because models overweight engines too large Contestants required declare beforehand wished try team position fee paid before flying began last two team selections conducted NASA National Association Scale Aero modelers reasoned Scale organization could better job team selec tion divorced completely Nats judging utilizing careful processing single flights before single set judges Nats may four models airborne same time distractions result very real possibility FAI models wouldnt judged under same conditions However might pointed out teams selected Nats have history placing high World Championship competition system selection couldnt labeled fail ure team selection revert Nats NASA would lose main reasons its existence organizations purpose place control Scale competition rules team selection hands Scale modelers recent past AMA rules Precision Scale class altered conform FAL rules hope would foster com petition FAI class opposite has actually occurred now fewer entries three last Nats rules com pletely changed FAL either heavy models large engines continue permitted AMA Precision Scale change halfway measure didnt serve purpose FAI rules World Championships now being updated permit heavier models large four-stroke en gines Ducted fan models remain disadvantage two-stroke engines As always event such RC Scale judg ing has proven weak link system first-place airplane last team selection went finish miserable twenty-second place World Championship Norway far below other two US entries placed tenth fourteenth No US team has ever done poorly suggests something went drastically wrong NASA team selection Louisville would seem NASA hasnt able really improve judging previous years Nats Emotions enthusiasm too often warp judges opinion favor airplane likes personally though models chances world competition may best Scale modelers judges disposed have pre conceived notions scoring non-scale judges may have respect flight maneuvers fact no can truly know flight capa bilities aircraft therefore cannot make clear-cut decision choose compete judged event must fully aware chance opinion play important part performance Small wonder Scale rallies attract par ticipants competitions low-key contests favored advantage using Nats teamselection site section country eventually given chance host Nats moved around Recent team selections under NASA have tended area Serious contenders will enter both Nats team trials Having single event saves long cross-country trip entrants mention time saved particularly carefully-hoarded vacation time As mentioned earlier disadvantages Nats team selection rules disparities multiple judges flight lines Bob Dolly Wischer S-221 Lapham Peak Rd Delafield WI 53018 RC Soaring/Blakeslee Continued page 47 sal other bad things can happen Some smart folks figured out waste time designed machine discharged USiA AZN0lA Ll 63NAMP mp 84 imak. power 60-90 U8.&A7 VULm M13 VALILWP apa 84 lneba power 90120 56 square foot pUn act sad ca ImGLLSS CMLS320 zno PLANS N PA1fS PO fl 939 NY 1I76O 1 372 uary 1987143 CASH CHECK NOEl NDEIt add 10% f ahipptsg 1000s choose Solar rubber powered gliders copters scale lasercut diecut youcut rockets origami some wing span 6 feet ALL MADE OUT OF PAPER Iimited number printed 18188423455PAPER AIRPLANES INTERNATIONAL1213822-9185 1521 Mornlngslde Drive Burbank California91506USA