THE 1983 FiC WORLD CHAMP Sil vano Lustrati Italy indeed seasoned competitor name appears contest results back Fifties flew Gliders Surprisingly finished almost last Spain able make three flights Truly 1983 Silvanos year few competitors com plete arduous seven maxes Goul burn Silvano dominated flyoffs powerhouse model immaculately on-trim models use increasingly-popular bunting transition quickly caught after its success demonstrated 1980 European Championships designed uses named I-520A set up quite unconventionally O2 washin left inboard panel propeller brake operated03 sec afterthe engine floods-off bunt transition stab moves 05 350 05 sec after flood-off 2 sec later pops up 20 glide rudder last actuate 6 secto put model left glide wing set 00 fuselage axis engine having 30 downthrust Silvano drew loud applause during flyoffs very fast high climbs perfect bunts resulted no trace stall engines uses Rossis fitted 180 x 76mm folding props everyone else struggling conditions Silvano made look easy Top team Italy has long synonymous speed powerfrom Ferraris Rossis usually out front year Italian Fl C team nearly made clean sweep Silvano being joined flyoffs Georgio Venuti 1979 World Champion Mario Rocca also made flyoffs 1981 narrowly missed time 39 sec last round performances like no other country chance team prize Italians second-place team F 1 B Rubber third-place team FlA Glider Truly Italy FF Champion nation 1983 Folding props just four short years since Canadian Dave Sugden showed Left Joe Supercools wing wiggler uses screw aajuster nammer taii surfaces give right wing washin during power climb whiie decreases cleaner giide Right Mini tab activates encourage bunt yes inciuded surface area caicuiatlons 66 Model Aviation Stuart Sheriocks OPS used head fin insuiation prevent engine cooling too much during ciimb thereby avoiding power ioss Engine runs pacifier tank floods-off crankcase pressure via metai tankprovides advantages both systems patternso often upset replace ment prop used interesting new departure appearance single-blade folders Mario Rocca has made experiments has found effective single-blade props must larger diameter about 200mm advantage singleblade prop operates less-disturbed air two-blader disadvantage larger-diameter blade nearing sonic tip speeds Mario now offers single-blade props sale together custom balancing rig blade counterweight must setup spinner attached single blade costs about $900 balancer spinner counterweight etc about $4500 plus postage Mario Rocca 44020 Rovereto Ferrarese Italy 1983 about half fliers seemed have least Nelson-equipped model very strong Chinese team kept full-house score until sixth round used Nelsons choice engine unquestionable because reason another ultimate power still seems de pend particular englne Rossi otherwise truly new engines event belonged Dave Sugden long famed Sugden Special has always Daves dream compete WC using own engines left box 1983 saying still development work Chinese team members flew almost identi cal models Wing center panels thin aluminum-skinned balsa sheet tips tail surfaces built-up balsa Fuselage tube constructed balsa carbon fIbers June1985 67 Fusel could done Taft folding props have become standard-issue hardware F1C fliers benefit gliding perform ance probably marginal though must help real advantage lies fact prop blades once folded less liable damaged landingespecially impor tant brittle carbon-fiber ones Theres saving costs course primary benefit consistency climb Left stabilizer Chinese Power models high leading edge mount allow trailing edge drop bunt mech anism bolt released back hammer holds glide trim swings back dethermalize Right Chinese displayed use state-of-the-art fabrication front end model well Folding carbon-fiber props Nelson 15 engines Seelig timers remote throw buttons just some innovations used pylon balsa construction thin aluminum foil cover rleo engines using lost wax investment casting prin ciples used profession low volume low cost reasons full technique pre sented sym posium during wC Sugden de sign features 115 mm din shaft larger current 15 designs has longer exhaust usual Dave pointed out Joe Supercool Certainly interesting characters Australian team Stuart Sherlock alias Joe Super cool Stu has covered lot ground recently experimenting F 1 C model layout original concept use VIT allow shorter tail moment models conjunction forward CG normally would have looping tendency under power What got whole new can worms power stability basic problem model appears have sufficient tail vol ume glide speed can become radically unstable longitudinally power climb speeds Stuart now believes due center pressure shift flying fast low angles attack ie VIT operating Continued page 152 68 Model Aviation uIngIe-Dlaae ToldIng props oscoming very popularused Japanese team members particular unit past WC Mario Rocca now available commercially See text details dobut hes way Daves background dentistry chance chose make elay Throi would have some 3 longer achieve tuning effect course illegal mounting system also unusual being radial instead beam thereby allowing possibility slim mer nose entry overall more-stream lined cowl arrangement Dave stresses engine purely personal engineering project has no plans go productionunless course outper form other engines Dave Sugdens handmade PlC engine Unique features include long prop shaft extended exhaust port radial mount Still being developed made lost wax Investment casting ELECTRIC MODEL SAILPLANE SPECIALISTS 1981 World Soaring Champ DWIGHT HOLLEY IS PROUD TO ANNOUNCE NEW COMPANY TO HELP BOTH BEGINNER & EXPERT FLY INTO THE NEW ERA OF ELECTRIC AIRCRAFT WE ALSO OFFER SELECT FEW PURE SAILPLANES 4 DEMONSTRATION FLIGHTS CHECK OUT ANDIOR TEST FLIGHTS OF I0OR NEW PLANES CALL OR WRITE 5FOR FREE DESCRIPTIVE FLYER O UPS COD FOR IMMEDIATE SHIPMENT ELECTRIC KITS IN STOCK AEROBATIC OLOTIMER SPORTSCALE GLIDERS HOLLEYS SILENT FLIGHT 203 748-0083 151 CHESTNUT RIDGE ROAD BETHEL CT 06801 FEAlURING ONLY STATE OF ThE ART ITEMS U U 1 m m N 0 2 -I 21 0 r r U 21 21 61 21 C 1 2 U 21 C z HI 21 ELThINAIE LEAD STICK ANDThX Fits OS 4 stroke & standard glow plugs Ccsnplete HEAD IIXX tbrk III GP connector external start external start/charge jack charger w/HEAD IIXX connector quality 12 Nicad w/nxunt Caletely assnbled ready nixint nothing else buy IS uBde SINGLE CYL $3795 ThAJ CYL $4495 person taken another person feel should have paid item have please let know about Ill try sort out send photos taken another person please include his/her address Writing Caption material back photos OK although often transfers front another photo best caption material written piece paper taped back photo such way can read front Thats now Ill back two months Keep cards letters photos coming Bob Meuser 4200 Gregory St Oak land CA 94619 Manta 250/Bedish Continued page 65 fuel tank mount Cover front fuselage section hard balsa sheet ing Attach wing mount after epoxygluing wire wing hooks Run fillet glue corner joint wing mount pylon added strength Round corners fuselage trim stabil izer mount Glue stabilizer mount brace place may need ballast box front end fuselage due light weight Cox TD 049 Covering/finishing fine sandpaper go over entire model smooth surfaces Trim away surface glue blobs recommend covering model either silkspan silk Silk resistant punctures covered model silk applied three coats clear nitrate dope recommend kind dope because allows steaming-out warps wont come back fuselage brushed two coats clear dope sanded smooth After two coats color applied Put engine KSB timer fuel tubing Dont forget dethermalizer snuf fer tube rear hooks Recess top hook bottom rudder cement rudder atop stabilizer Flying use 20 left thrust 3/32-in right rudder right turn climb glide model will turn either way very sensitive rudder changes use rudder adjustment sparingly neces sary downthrust drawn plan large stabilizer helps overcome looping tendency Balance model indicated ad ding lead shot BBs nose ballast box Hand glide model until long smooth descent obtained model really moves under power use bottomlow throttle 3/32-in rudder offset 5-sec engine run bottom-low throttle model will spiral up steeply After everything okay can gradually open up engine full power believe Manta wing holds great potential high-performance Free Flight models rate have built design will have real contender contest Good luck very own Manta 250 Fl C Tech/Cowley Continued page 68 Stuarts models Goulburn under control time thanks complete set gadgets ever grace Power shipincluding VIT auto-rudder wing-wiggler bunt set fifth place except 64-sec disaster last round subsequent letter tells further experiments moment arm extended 600mm 860 great improvement climb stability now plans 1000mm version thoughts dispensing VIT altogetherfull circle Another project hes working manufacture fiberglass/carbon props made pattern props Chinese using Australia avail able shaft sizes order $600 plus $500 postage packing Joe Supercool PO Box 40 Kingswood 2750 NSW Australia Stewart tells hes saving up go Yugoslavia 1985 50 could help him get airfare Continued page 154 152Model Aviation HEAD LOCK On-Board Pb C U wi AJ Fireball owhe pie. availble Imihe lam. A-l FImball Plans show six production variants plus FOUR modified designs including Reeball Bipe beautitni Sportster set also includes Fireball Roats instructions atewothernicesueprisesOrderyonrFirehajl Plan PakTODAY start huildingyosrown A-JAIR FORCE COLLECTION Price includes Malhisg Tube Rrst Class tIPS delivejy charges price complete $2500 74GIidr5IgtrPk 110flJIA#JjIAltP 745 Pu9415pJ5 454Bujtd,Kil$395AIRCRAnCO 4AItF1595PO 9064552lonerl U4RTr1795P 5401 501 555a JFu P5I Chinese models first FF WC Chinese entered recent years 1979 Taft Three World Championships later have considered mostimproved team FiG team 1983 due respect Italians best-equipped field high-tech models truly state-of-the-art con struction performance Regrettably after 15 straight maxes fell apart last two rounds deny others spectacle real showdown flyoffs Chinese clone lookalikes use car bon-fiber-reinforced wing construction thin aluminum foil-surfaced sheet bal sa covering wing tips however sheeted help save weight extremities Engines Nelson 15s folding carbon-fiber blades models bunted glide weather calmer Yugoslavia 1985 expected Chinese will team beat New materials will happen sooner later Despite surprisingly slow accep tance traditional FF competitor use composite construction gaining momentum Pre-cured carbon-fiber lami nate now readily available through model trade benefits strength stiffness compared weight cannot overlooked Boron filament has impres sive strength-to-weight characteristics though apparently can serious health hazard user pieces mate rial becoming imbedded skin CL Scale/Boss Continued page 69 contains ads listings aviation publications would great inter est model builders sample WW AERO can ob tained sending $4 World War Aeroplane Inc 15 Crescent Road Poughkeepsie NY 12601 USA oneyear membership World War Aero planes Inc includes five issues journal can yours contribu tion tax-deductible USA $16 full details member ship form write address above Brakes accompanying photos show Ron Sears latest project C-123 spans 85 will powered two Mc Coy 35s features electric flap opera tion throttle control brakes youre thinking about brakes lat est model might get some ideas installation method used Ron shown accompanying photos brakes used type ap plies pressure wheel hub operated case full Down elevator used brake actuation PIX-A shows elevator pushrod bellcrank brake-actuat ing cable attached Down ap plied elevator bellcrank pulls cable attached horn aluminum shaft Bin PIX-B lifts two horns C attached 900 end shaft cables horns attached brake units apply pressure wheel hubs Up elevator applied brake operating cable relaxes taking pressure off wheel hubs brakes released system no need spring-type release mechanisms brake mechanism used Ron wheel-hub friction-type can found local hobby shops under DIVISION OF BAR/RICH SALES CO #2 FAIR WAY HANNIBAL MO 83401 314 221-8803 aster MANUFACTURERS OF SPORT PATTERNSTINGER II PEPPERMINT PATTIE 60SPARTAN PEPPERMINT PATTIE 40 SPORT/SCALE PEPPERMINT PATTIE 15HIPERBIPE IM52 LMP 1000 1 $2500 ca includes shipping UPS COD add $200 $600 plans CA add 6% Dealer Inquiries Invited LINDSEY MICRO PRODUCTS 160-A No airview Ave Suite 104 Goleta CA 93117 805 683 2042 After 5 pm PacIfIc 154 Model Aviation Included Span 57 Area 53 eqitt WeNt 64 Loadings 76 0/sq ft Enne Aecnjied 4 cycle 40 or 2 cycle 25-35 86db Requked 4 dennel THEWheel pants I THE PLANE CREATED TO FLY BY DESIGN.NOT OVERPOWER Wheel pants Included Like name implies airplane designed specifically 4 cycle 40 engines Light wing loading generous moments coupled 4 cycles quiet pulling power gives precise paceful constant speed manuevers utilize planes wing screaming engine RPM results Manuevers thrilling perform beautiful watch aerial ballet Because 4-40 predictable fly makes en ideal aerobatic trainer well perfect sport plane balsa/ply/spruce construction quick light rugged 4-40 4 cycle 40.dont miss out perfect combination pleasin both eye eart 50K2234-40 Airolane Kit1 Send $200 toAtR RICE u nj eu complete Catalog ACE ten available voor deal, yank oderBe 5 6e W 9 S Hag nan e 64037 direct add $200 handling teeB 5 564 7 2 FAI RUBBER Sizes 1/4 3/16 1/8 3/32 1/16 042 thick pound box Price $1300 FREE 4 oz bottle SLICK rubber lube per box Postpaid UPS USA KSB MER deVIU $2395 plus UPS 1985 catalog 75 Cal add 6% tax FAI Model Supply P0 B0X3957 TORRANCECA9051O Both require Two Channel Radio Mini Servos 250 MAH BATT wood constructIon Include hardware needed
Edition: Model Aviation - 1985/06
Page Numbers: 66, 67, 68, 152, 154
THE 1983 FiC WORLD CHAMP Sil vano Lustrati Italy indeed seasoned competitor name appears contest results back Fifties flew Gliders Surprisingly finished almost last Spain able make three flights Truly 1983 Silvanos year few competitors com plete arduous seven maxes Goul burn Silvano dominated flyoffs powerhouse model immaculately on-trim models use increasingly-popular bunting transition quickly caught after its success demonstrated 1980 European Championships designed uses named I-520A set up quite unconventionally O2 washin left inboard panel propeller brake operated03 sec afterthe engine floods-off bunt transition stab moves 05 350 05 sec after flood-off 2 sec later pops up 20 glide rudder last actuate 6 secto put model left glide wing set 00 fuselage axis engine having 30 downthrust Silvano drew loud applause during flyoffs very fast high climbs perfect bunts resulted no trace stall engines uses Rossis fitted 180 x 76mm folding props everyone else struggling conditions Silvano made look easy Top team Italy has long synonymous speed powerfrom Ferraris Rossis usually out front year Italian Fl C team nearly made clean sweep Silvano being joined flyoffs Georgio Venuti 1979 World Champion Mario Rocca also made flyoffs 1981 narrowly missed time 39 sec last round performances like no other country chance team prize Italians second-place team F 1 B Rubber third-place team FlA Glider Truly Italy FF Champion nation 1983 Folding props just four short years since Canadian Dave Sugden showed Left Joe Supercools wing wiggler uses screw aajuster nammer taii surfaces give right wing washin during power climb whiie decreases cleaner giide Right Mini tab activates encourage bunt yes inciuded surface area caicuiatlons 66 Model Aviation Stuart Sheriocks OPS used head fin insuiation prevent engine cooling too much during ciimb thereby avoiding power ioss Engine runs pacifier tank floods-off crankcase pressure via metai tankprovides advantages both systems patternso often upset replace ment prop used interesting new departure appearance single-blade folders Mario Rocca has made experiments has found effective single-blade props must larger diameter about 200mm advantage singleblade prop operates less-disturbed air two-blader disadvantage larger-diameter blade nearing sonic tip speeds Mario now offers single-blade props sale together custom balancing rig blade counterweight must setup spinner attached single blade costs about $900 balancer spinner counterweight etc about $4500 plus postage Mario Rocca 44020 Rovereto Ferrarese Italy 1983 about half fliers seemed have least Nelson-equipped model very strong Chinese team kept full-house score until sixth round used Nelsons choice engine unquestionable because reason another ultimate power still seems de pend particular englne Rossi otherwise truly new engines event belonged Dave Sugden long famed Sugden Special has always Daves dream compete WC using own engines left box 1983 saying still development work Chinese team members flew almost identi cal models Wing center panels thin aluminum-skinned balsa sheet tips tail surfaces built-up balsa Fuselage tube constructed balsa carbon fIbers June1985 67 Fusel could done Taft folding props have become standard-issue hardware F1C fliers benefit gliding perform ance probably marginal though must help real advantage lies fact prop blades once folded less liable damaged landingespecially impor tant brittle carbon-fiber ones Theres saving costs course primary benefit consistency climb Left stabilizer Chinese Power models high leading edge mount allow trailing edge drop bunt mech anism bolt released back hammer holds glide trim swings back dethermalize Right Chinese displayed use state-of-the-art fabrication front end model well Folding carbon-fiber props Nelson 15 engines Seelig timers remote throw buttons just some innovations used pylon balsa construction thin aluminum foil cover rleo engines using lost wax investment casting prin ciples used profession low volume low cost reasons full technique pre sented sym posium during wC Sugden de sign features 115 mm din shaft larger current 15 designs has longer exhaust usual Dave pointed out Joe Supercool Certainly interesting characters Australian team Stuart Sherlock alias Joe Super cool Stu has covered lot ground recently experimenting F 1 C model layout original concept use VIT allow shorter tail moment models conjunction forward CG normally would have looping tendency under power What got whole new can worms power stability basic problem model appears have sufficient tail vol ume glide speed can become radically unstable longitudinally power climb speeds Stuart now believes due center pressure shift flying fast low angles attack ie VIT operating Continued page 152 68 Model Aviation uIngIe-Dlaae ToldIng props oscoming very popularused Japanese team members particular unit past WC Mario Rocca now available commercially See text details dobut hes way Daves background dentistry chance chose make elay Throi would have some 3 longer achieve tuning effect course illegal mounting system also unusual being radial instead beam thereby allowing possibility slim mer nose entry overall more-stream lined cowl arrangement Dave stresses engine purely personal engineering project has no plans go productionunless course outper form other engines Dave Sugdens handmade PlC engine Unique features include long prop shaft extended exhaust port radial mount Still being developed made lost wax Investment casting ELECTRIC MODEL SAILPLANE SPECIALISTS 1981 World Soaring Champ DWIGHT HOLLEY IS PROUD TO ANNOUNCE NEW COMPANY TO HELP BOTH BEGINNER & EXPERT FLY INTO THE NEW ERA OF ELECTRIC AIRCRAFT WE ALSO OFFER SELECT FEW PURE SAILPLANES 4 DEMONSTRATION FLIGHTS CHECK OUT ANDIOR TEST FLIGHTS OF I0OR NEW PLANES CALL OR WRITE 5FOR FREE DESCRIPTIVE FLYER O UPS COD FOR IMMEDIATE SHIPMENT ELECTRIC KITS IN STOCK AEROBATIC OLOTIMER SPORTSCALE GLIDERS HOLLEYS SILENT FLIGHT 203 748-0083 151 CHESTNUT RIDGE ROAD BETHEL CT 06801 FEAlURING ONLY STATE OF ThE ART ITEMS U U 1 m m N 0 2 -I 21 0 r r U 21 21 61 21 C 1 2 U 21 C z HI 21 ELThINAIE LEAD STICK ANDThX Fits OS 4 stroke & standard glow plugs Ccsnplete HEAD IIXX tbrk III GP connector external start external start/charge jack charger w/HEAD IIXX connector quality 12 Nicad w/nxunt Caletely assnbled ready nixint nothing else buy IS uBde SINGLE CYL $3795 ThAJ CYL $4495 person taken another person feel should have paid item have please let know about Ill try sort out send photos taken another person please include his/her address Writing Caption material back photos OK although often transfers front another photo best caption material written piece paper taped back photo such way can read front Thats now Ill back two months Keep cards letters photos coming Bob Meuser 4200 Gregory St Oak land CA 94619 Manta 250/Bedish Continued page 65 fuel tank mount Cover front fuselage section hard balsa sheet ing Attach wing mount after epoxygluing wire wing hooks Run fillet glue corner joint wing mount pylon added strength Round corners fuselage trim stabil izer mount Glue stabilizer mount brace place may need ballast box front end fuselage due light weight Cox TD 049 Covering/finishing fine sandpaper go over entire model smooth surfaces Trim away surface glue blobs recommend covering model either silkspan silk Silk resistant punctures covered model silk applied three coats clear nitrate dope recommend kind dope because allows steaming-out warps wont come back fuselage brushed two coats clear dope sanded smooth After two coats color applied Put engine KSB timer fuel tubing Dont forget dethermalizer snuf fer tube rear hooks Recess top hook bottom rudder cement rudder atop stabilizer Flying use 20 left thrust 3/32-in right rudder right turn climb glide model will turn either way very sensitive rudder changes use rudder adjustment sparingly neces sary downthrust drawn plan large stabilizer helps overcome looping tendency Balance model indicated ad ding lead shot BBs nose ballast box Hand glide model until long smooth descent obtained model really moves under power use bottomlow throttle 3/32-in rudder offset 5-sec engine run bottom-low throttle model will spiral up steeply After everything okay can gradually open up engine full power believe Manta wing holds great potential high-performance Free Flight models rate have built design will have real contender contest Good luck very own Manta 250 Fl C Tech/Cowley Continued page 68 Stuarts models Goulburn under control time thanks complete set gadgets ever grace Power shipincluding VIT auto-rudder wing-wiggler bunt set fifth place except 64-sec disaster last round subsequent letter tells further experiments moment arm extended 600mm 860 great improvement climb stability now plans 1000mm version thoughts dispensing VIT altogetherfull circle Another project hes working manufacture fiberglass/carbon props made pattern props Chinese using Australia avail able shaft sizes order $600 plus $500 postage packing Joe Supercool PO Box 40 Kingswood 2750 NSW Australia Stewart tells hes saving up go Yugoslavia 1985 50 could help him get airfare Continued page 154 152Model Aviation HEAD LOCK On-Board Pb C U wi AJ Fireball owhe pie. availble Imihe lam. A-l FImball Plans show six production variants plus FOUR modified designs including Reeball Bipe beautitni Sportster set also includes Fireball Roats instructions atewothernicesueprisesOrderyonrFirehajl Plan PakTODAY start huildingyosrown A-JAIR FORCE COLLECTION Price includes Malhisg Tube Rrst Class tIPS delivejy charges price complete $2500 74GIidr5IgtrPk 110flJIA#JjIAltP 745 Pu9415pJ5 454Bujtd,Kil$395AIRCRAnCO 4AItF1595PO 9064552lonerl U4RTr1795P 5401 501 555a JFu P5I Chinese models first FF WC Chinese entered recent years 1979 Taft Three World Championships later have considered mostimproved team FiG team 1983 due respect Italians best-equipped field high-tech models truly state-of-the-art con struction performance Regrettably after 15 straight maxes fell apart last two rounds deny others spectacle real showdown flyoffs Chinese clone lookalikes use car bon-fiber-reinforced wing construction thin aluminum foil-surfaced sheet bal sa covering wing tips however sheeted help save weight extremities Engines Nelson 15s folding carbon-fiber blades models bunted glide weather calmer Yugoslavia 1985 expected Chinese will team beat New materials will happen sooner later Despite surprisingly slow accep tance traditional FF competitor use composite construction gaining momentum Pre-cured carbon-fiber lami nate now readily available through model trade benefits strength stiffness compared weight cannot overlooked Boron filament has impres sive strength-to-weight characteristics though apparently can serious health hazard user pieces mate rial becoming imbedded skin CL Scale/Boss Continued page 69 contains ads listings aviation publications would great inter est model builders sample WW AERO can ob tained sending $4 World War Aeroplane Inc 15 Crescent Road Poughkeepsie NY 12601 USA oneyear membership World War Aero planes Inc includes five issues journal can yours contribu tion tax-deductible USA $16 full details member ship form write address above Brakes accompanying photos show Ron Sears latest project C-123 spans 85 will powered two Mc Coy 35s features electric flap opera tion throttle control brakes youre thinking about brakes lat est model might get some ideas installation method used Ron shown accompanying photos brakes used type ap plies pressure wheel hub operated case full Down elevator used brake actuation PIX-A shows elevator pushrod bellcrank brake-actuat ing cable attached Down ap plied elevator bellcrank pulls cable attached horn aluminum shaft Bin PIX-B lifts two horns C attached 900 end shaft cables horns attached brake units apply pressure wheel hubs Up elevator applied brake operating cable relaxes taking pressure off wheel hubs brakes released system no need spring-type release mechanisms brake mechanism used Ron wheel-hub friction-type can found local hobby shops under DIVISION OF BAR/RICH SALES CO #2 FAIR WAY HANNIBAL MO 83401 314 221-8803 aster MANUFACTURERS OF SPORT PATTERNSTINGER II PEPPERMINT PATTIE 60SPARTAN PEPPERMINT PATTIE 40 SPORT/SCALE PEPPERMINT PATTIE 15HIPERBIPE IM52 LMP 1000 1 $2500 ca includes shipping UPS COD add $200 $600 plans CA add 6% Dealer Inquiries Invited LINDSEY MICRO PRODUCTS 160-A No airview Ave Suite 104 Goleta CA 93117 805 683 2042 After 5 pm PacIfIc 154 Model Aviation Included Span 57 Area 53 eqitt WeNt 64 Loadings 76 0/sq ft Enne Aecnjied 4 cycle 40 or 2 cycle 25-35 86db Requked 4 dennel THEWheel pants I THE PLANE CREATED TO FLY BY DESIGN.NOT OVERPOWER Wheel pants Included Like name implies airplane designed specifically 4 cycle 40 engines Light wing loading generous moments coupled 4 cycles quiet pulling power gives precise paceful constant speed manuevers utilize planes wing screaming engine RPM results Manuevers thrilling perform beautiful watch aerial ballet Because 4-40 predictable fly makes en ideal aerobatic trainer well perfect sport plane balsa/ply/spruce construction quick light rugged 4-40 4 cycle 40.dont miss out perfect combination pleasin both eye eart 50K2234-40 Airolane Kit1 Send $200 toAtR RICE u nj eu complete Catalog ACE ten available voor deal, yank oderBe 5 6e W 9 S Hag nan e 64037 direct add $200 handling teeB 5 564 7 2 FAI RUBBER Sizes 1/4 3/16 1/8 3/32 1/16 042 thick pound box Price $1300 FREE 4 oz bottle SLICK rubber lube per box Postpaid UPS USA KSB MER deVIU $2395 plus UPS 1985 catalog 75 Cal add 6% tax FAI Model Supply P0 B0X3957 TORRANCECA9051O Both require Two Channel Radio Mini Servos 250 MAH BATT wood constructIon Include hardware needed
Edition: Model Aviation - 1985/06
Page Numbers: 66, 67, 68, 152, 154
THE 1983 FiC WORLD CHAMP Sil vano Lustrati Italy indeed seasoned competitor name appears contest results back Fifties flew Gliders Surprisingly finished almost last Spain able make three flights Truly 1983 Silvanos year few competitors com plete arduous seven maxes Goul burn Silvano dominated flyoffs powerhouse model immaculately on-trim models use increasingly-popular bunting transition quickly caught after its success demonstrated 1980 European Championships designed uses named I-520A set up quite unconventionally O2 washin left inboard panel propeller brake operated03 sec afterthe engine floods-off bunt transition stab moves 05 350 05 sec after flood-off 2 sec later pops up 20 glide rudder last actuate 6 secto put model left glide wing set 00 fuselage axis engine having 30 downthrust Silvano drew loud applause during flyoffs very fast high climbs perfect bunts resulted no trace stall engines uses Rossis fitted 180 x 76mm folding props everyone else struggling conditions Silvano made look easy Top team Italy has long synonymous speed powerfrom Ferraris Rossis usually out front year Italian Fl C team nearly made clean sweep Silvano being joined flyoffs Georgio Venuti 1979 World Champion Mario Rocca also made flyoffs 1981 narrowly missed time 39 sec last round performances like no other country chance team prize Italians second-place team F 1 B Rubber third-place team FlA Glider Truly Italy FF Champion nation 1983 Folding props just four short years since Canadian Dave Sugden showed Left Joe Supercools wing wiggler uses screw aajuster nammer taii surfaces give right wing washin during power climb whiie decreases cleaner giide Right Mini tab activates encourage bunt yes inciuded surface area caicuiatlons 66 Model Aviation Stuart Sheriocks OPS used head fin insuiation prevent engine cooling too much during ciimb thereby avoiding power ioss Engine runs pacifier tank floods-off crankcase pressure via metai tankprovides advantages both systems patternso often upset replace ment prop used interesting new departure appearance single-blade folders Mario Rocca has made experiments has found effective single-blade props must larger diameter about 200mm advantage singleblade prop operates less-disturbed air two-blader disadvantage larger-diameter blade nearing sonic tip speeds Mario now offers single-blade props sale together custom balancing rig blade counterweight must setup spinner attached single blade costs about $900 balancer spinner counterweight etc about $4500 plus postage Mario Rocca 44020 Rovereto Ferrarese Italy 1983 about half fliers seemed have least Nelson-equipped model very strong Chinese team kept full-house score until sixth round used Nelsons choice engine unquestionable because reason another ultimate power still seems de pend particular englne Rossi otherwise truly new engines event belonged Dave Sugden long famed Sugden Special has always Daves dream compete WC using own engines left box 1983 saying still development work Chinese team members flew almost identi cal models Wing center panels thin aluminum-skinned balsa sheet tips tail surfaces built-up balsa Fuselage tube constructed balsa carbon fIbers June1985 67 Fusel could done Taft folding props have become standard-issue hardware F1C fliers benefit gliding perform ance probably marginal though must help real advantage lies fact prop blades once folded less liable damaged landingespecially impor tant brittle carbon-fiber ones Theres saving costs course primary benefit consistency climb Left stabilizer Chinese Power models high leading edge mount allow trailing edge drop bunt mech anism bolt released back hammer holds glide trim swings back dethermalize Right Chinese displayed use state-of-the-art fabrication front end model well Folding carbon-fiber props Nelson 15 engines Seelig timers remote throw buttons just some innovations used pylon balsa construction thin aluminum foil cover rleo engines using lost wax investment casting prin ciples used profession low volume low cost reasons full technique pre sented sym posium during wC Sugden de sign features 115 mm din shaft larger current 15 designs has longer exhaust usual Dave pointed out Joe Supercool Certainly interesting characters Australian team Stuart Sherlock alias Joe Super cool Stu has covered lot ground recently experimenting F 1 C model layout original concept use VIT allow shorter tail moment models conjunction forward CG normally would have looping tendency under power What got whole new can worms power stability basic problem model appears have sufficient tail vol ume glide speed can become radically unstable longitudinally power climb speeds Stuart now believes due center pressure shift flying fast low angles attack ie VIT operating Continued page 152 68 Model Aviation uIngIe-Dlaae ToldIng props oscoming very popularused Japanese team members particular unit past WC Mario Rocca now available commercially See text details dobut hes way Daves background dentistry chance chose make elay Throi would have some 3 longer achieve tuning effect course illegal mounting system also unusual being radial instead beam thereby allowing possibility slim mer nose entry overall more-stream lined cowl arrangement Dave stresses engine purely personal engineering project has no plans go productionunless course outper form other engines Dave Sugdens handmade PlC engine Unique features include long prop shaft extended exhaust port radial mount Still being developed made lost wax Investment casting ELECTRIC MODEL SAILPLANE SPECIALISTS 1981 World Soaring Champ DWIGHT HOLLEY IS PROUD TO ANNOUNCE NEW COMPANY TO HELP BOTH BEGINNER & EXPERT FLY INTO THE NEW ERA OF ELECTRIC AIRCRAFT WE ALSO OFFER SELECT FEW PURE SAILPLANES 4 DEMONSTRATION FLIGHTS CHECK OUT ANDIOR TEST FLIGHTS OF I0OR NEW PLANES CALL OR WRITE 5FOR FREE DESCRIPTIVE FLYER O UPS COD FOR IMMEDIATE SHIPMENT ELECTRIC KITS IN STOCK AEROBATIC OLOTIMER SPORTSCALE GLIDERS HOLLEYS SILENT FLIGHT 203 748-0083 151 CHESTNUT RIDGE ROAD BETHEL CT 06801 FEAlURING ONLY STATE OF ThE ART ITEMS U U 1 m m N 0 2 -I 21 0 r r U 21 21 61 21 C 1 2 U 21 C z HI 21 ELThINAIE LEAD STICK ANDThX Fits OS 4 stroke & standard glow plugs Ccsnplete HEAD IIXX tbrk III GP connector external start external start/charge jack charger w/HEAD IIXX connector quality 12 Nicad w/nxunt Caletely assnbled ready nixint nothing else buy IS uBde SINGLE CYL $3795 ThAJ CYL $4495 person taken another person feel should have paid item have please let know about Ill try sort out send photos taken another person please include his/her address Writing Caption material back photos OK although often transfers front another photo best caption material written piece paper taped back photo such way can read front Thats now Ill back two months Keep cards letters photos coming Bob Meuser 4200 Gregory St Oak land CA 94619 Manta 250/Bedish Continued page 65 fuel tank mount Cover front fuselage section hard balsa sheet ing Attach wing mount after epoxygluing wire wing hooks Run fillet glue corner joint wing mount pylon added strength Round corners fuselage trim stabil izer mount Glue stabilizer mount brace place may need ballast box front end fuselage due light weight Cox TD 049 Covering/finishing fine sandpaper go over entire model smooth surfaces Trim away surface glue blobs recommend covering model either silkspan silk Silk resistant punctures covered model silk applied three coats clear nitrate dope recommend kind dope because allows steaming-out warps wont come back fuselage brushed two coats clear dope sanded smooth After two coats color applied Put engine KSB timer fuel tubing Dont forget dethermalizer snuf fer tube rear hooks Recess top hook bottom rudder cement rudder atop stabilizer Flying use 20 left thrust 3/32-in right rudder right turn climb glide model will turn either way very sensitive rudder changes use rudder adjustment sparingly neces sary downthrust drawn plan large stabilizer helps overcome looping tendency Balance model indicated ad ding lead shot BBs nose ballast box Hand glide model until long smooth descent obtained model really moves under power use bottomlow throttle 3/32-in rudder offset 5-sec engine run bottom-low throttle model will spiral up steeply After everything okay can gradually open up engine full power believe Manta wing holds great potential high-performance Free Flight models rate have built design will have real contender contest Good luck very own Manta 250 Fl C Tech/Cowley Continued page 68 Stuarts models Goulburn under control time thanks complete set gadgets ever grace Power shipincluding VIT auto-rudder wing-wiggler bunt set fifth place except 64-sec disaster last round subsequent letter tells further experiments moment arm extended 600mm 860 great improvement climb stability now plans 1000mm version thoughts dispensing VIT altogetherfull circle Another project hes working manufacture fiberglass/carbon props made pattern props Chinese using Australia avail able shaft sizes order $600 plus $500 postage packing Joe Supercool PO Box 40 Kingswood 2750 NSW Australia Stewart tells hes saving up go Yugoslavia 1985 50 could help him get airfare Continued page 154 152Model Aviation HEAD LOCK On-Board Pb C U wi AJ Fireball owhe pie. availble Imihe lam. A-l FImball Plans show six production variants plus FOUR modified designs including Reeball Bipe beautitni Sportster set also includes Fireball Roats instructions atewothernicesueprisesOrderyonrFirehajl Plan PakTODAY start huildingyosrown A-JAIR FORCE COLLECTION Price includes Malhisg Tube Rrst Class tIPS delivejy charges price complete $2500 74GIidr5IgtrPk 110flJIA#JjIAltP 745 Pu9415pJ5 454Bujtd,Kil$395AIRCRAnCO 4AItF1595PO 9064552lonerl U4RTr1795P 5401 501 555a JFu P5I Chinese models first FF WC Chinese entered recent years 1979 Taft Three World Championships later have considered mostimproved team FiG team 1983 due respect Italians best-equipped field high-tech models truly state-of-the-art con struction performance Regrettably after 15 straight maxes fell apart last two rounds deny others spectacle real showdown flyoffs Chinese clone lookalikes use car bon-fiber-reinforced wing construction thin aluminum foil-surfaced sheet bal sa covering wing tips however sheeted help save weight extremities Engines Nelson 15s folding carbon-fiber blades models bunted glide weather calmer Yugoslavia 1985 expected Chinese will team beat New materials will happen sooner later Despite surprisingly slow accep tance traditional FF competitor use composite construction gaining momentum Pre-cured carbon-fiber lami nate now readily available through model trade benefits strength stiffness compared weight cannot overlooked Boron filament has impres sive strength-to-weight characteristics though apparently can serious health hazard user pieces mate rial becoming imbedded skin CL Scale/Boss Continued page 69 contains ads listings aviation publications would great inter est model builders sample WW AERO can ob tained sending $4 World War Aeroplane Inc 15 Crescent Road Poughkeepsie NY 12601 USA oneyear membership World War Aero planes Inc includes five issues journal can yours contribu tion tax-deductible USA $16 full details member ship form write address above Brakes accompanying photos show Ron Sears latest project C-123 spans 85 will powered two Mc Coy 35s features electric flap opera tion throttle control brakes youre thinking about brakes lat est model might get some ideas installation method used Ron shown accompanying photos brakes used type ap plies pressure wheel hub operated case full Down elevator used brake actuation PIX-A shows elevator pushrod bellcrank brake-actuat ing cable attached Down ap plied elevator bellcrank pulls cable attached horn aluminum shaft Bin PIX-B lifts two horns C attached 900 end shaft cables horns attached brake units apply pressure wheel hubs Up elevator applied brake operating cable relaxes taking pressure off wheel hubs brakes released system no need spring-type release mechanisms brake mechanism used Ron wheel-hub friction-type can found local hobby shops under DIVISION OF BAR/RICH SALES CO #2 FAIR WAY HANNIBAL MO 83401 314 221-8803 aster MANUFACTURERS OF SPORT PATTERNSTINGER II PEPPERMINT PATTIE 60SPARTAN PEPPERMINT PATTIE 40 SPORT/SCALE PEPPERMINT PATTIE 15HIPERBIPE IM52 LMP 1000 1 $2500 ca includes shipping UPS COD add $200 $600 plans CA add 6% Dealer Inquiries Invited LINDSEY MICRO PRODUCTS 160-A No airview Ave Suite 104 Goleta CA 93117 805 683 2042 After 5 pm PacIfIc 154 Model Aviation Included Span 57 Area 53 eqitt WeNt 64 Loadings 76 0/sq ft Enne Aecnjied 4 cycle 40 or 2 cycle 25-35 86db Requked 4 dennel THEWheel pants I THE PLANE CREATED TO FLY BY DESIGN.NOT OVERPOWER Wheel pants Included Like name implies airplane designed specifically 4 cycle 40 engines Light wing loading generous moments coupled 4 cycles quiet pulling power gives precise paceful constant speed manuevers utilize planes wing screaming engine RPM results Manuevers thrilling perform beautiful watch aerial ballet Because 4-40 predictable fly makes en ideal aerobatic trainer well perfect sport plane balsa/ply/spruce construction quick light rugged 4-40 4 cycle 40.dont miss out perfect combination pleasin both eye eart 50K2234-40 Airolane Kit1 Send $200 toAtR RICE u nj eu complete Catalog ACE ten available voor deal, yank oderBe 5 6e W 9 S Hag nan e 64037 direct add $200 handling teeB 5 564 7 2 FAI RUBBER Sizes 1/4 3/16 1/8 3/32 1/16 042 thick pound box Price $1300 FREE 4 oz bottle SLICK rubber lube per box Postpaid UPS USA KSB MER deVIU $2395 plus UPS 1985 catalog 75 Cal add 6% tax FAI Model Supply P0 B0X3957 TORRANCECA9051O Both require Two Channel Radio Mini Servos 250 MAH BATT wood constructIon Include hardware needed
Edition: Model Aviation - 1985/06
Page Numbers: 66, 67, 68, 152, 154
THE 1983 FiC WORLD CHAMP Sil vano Lustrati Italy indeed seasoned competitor name appears contest results back Fifties flew Gliders Surprisingly finished almost last Spain able make three flights Truly 1983 Silvanos year few competitors com plete arduous seven maxes Goul burn Silvano dominated flyoffs powerhouse model immaculately on-trim models use increasingly-popular bunting transition quickly caught after its success demonstrated 1980 European Championships designed uses named I-520A set up quite unconventionally O2 washin left inboard panel propeller brake operated03 sec afterthe engine floods-off bunt transition stab moves 05 350 05 sec after flood-off 2 sec later pops up 20 glide rudder last actuate 6 secto put model left glide wing set 00 fuselage axis engine having 30 downthrust Silvano drew loud applause during flyoffs very fast high climbs perfect bunts resulted no trace stall engines uses Rossis fitted 180 x 76mm folding props everyone else struggling conditions Silvano made look easy Top team Italy has long synonymous speed powerfrom Ferraris Rossis usually out front year Italian Fl C team nearly made clean sweep Silvano being joined flyoffs Georgio Venuti 1979 World Champion Mario Rocca also made flyoffs 1981 narrowly missed time 39 sec last round performances like no other country chance team prize Italians second-place team F 1 B Rubber third-place team FlA Glider Truly Italy FF Champion nation 1983 Folding props just four short years since Canadian Dave Sugden showed Left Joe Supercools wing wiggler uses screw aajuster nammer taii surfaces give right wing washin during power climb whiie decreases cleaner giide Right Mini tab activates encourage bunt yes inciuded surface area caicuiatlons 66 Model Aviation Stuart Sheriocks OPS used head fin insuiation prevent engine cooling too much during ciimb thereby avoiding power ioss Engine runs pacifier tank floods-off crankcase pressure via metai tankprovides advantages both systems patternso often upset replace ment prop used interesting new departure appearance single-blade folders Mario Rocca has made experiments has found effective single-blade props must larger diameter about 200mm advantage singleblade prop operates less-disturbed air two-blader disadvantage larger-diameter blade nearing sonic tip speeds Mario now offers single-blade props sale together custom balancing rig blade counterweight must setup spinner attached single blade costs about $900 balancer spinner counterweight etc about $4500 plus postage Mario Rocca 44020 Rovereto Ferrarese Italy 1983 about half fliers seemed have least Nelson-equipped model very strong Chinese team kept full-house score until sixth round used Nelsons choice engine unquestionable because reason another ultimate power still seems de pend particular englne Rossi otherwise truly new engines event belonged Dave Sugden long famed Sugden Special has always Daves dream compete WC using own engines left box 1983 saying still development work Chinese team members flew almost identi cal models Wing center panels thin aluminum-skinned balsa sheet tips tail surfaces built-up balsa Fuselage tube constructed balsa carbon fIbers June1985 67 Fusel could done Taft folding props have become standard-issue hardware F1C fliers benefit gliding perform ance probably marginal though must help real advantage lies fact prop blades once folded less liable damaged landingespecially impor tant brittle carbon-fiber ones Theres saving costs course primary benefit consistency climb Left stabilizer Chinese Power models high leading edge mount allow trailing edge drop bunt mech anism bolt released back hammer holds glide trim swings back dethermalize Right Chinese displayed use state-of-the-art fabrication front end model well Folding carbon-fiber props Nelson 15 engines Seelig timers remote throw buttons just some innovations used pylon balsa construction thin aluminum foil cover rleo engines using lost wax investment casting prin ciples used profession low volume low cost reasons full technique pre sented sym posium during wC Sugden de sign features 115 mm din shaft larger current 15 designs has longer exhaust usual Dave pointed out Joe Supercool Certainly interesting characters Australian team Stuart Sherlock alias Joe Super cool Stu has covered lot ground recently experimenting F 1 C model layout original concept use VIT allow shorter tail moment models conjunction forward CG normally would have looping tendency under power What got whole new can worms power stability basic problem model appears have sufficient tail vol ume glide speed can become radically unstable longitudinally power climb speeds Stuart now believes due center pressure shift flying fast low angles attack ie VIT operating Continued page 152 68 Model Aviation uIngIe-Dlaae ToldIng props oscoming very popularused Japanese team members particular unit past WC Mario Rocca now available commercially See text details dobut hes way Daves background dentistry chance chose make elay Throi would have some 3 longer achieve tuning effect course illegal mounting system also unusual being radial instead beam thereby allowing possibility slim mer nose entry overall more-stream lined cowl arrangement Dave stresses engine purely personal engineering project has no plans go productionunless course outper form other engines Dave Sugdens handmade PlC engine Unique features include long prop shaft extended exhaust port radial mount Still being developed made lost wax Investment casting ELECTRIC MODEL SAILPLANE SPECIALISTS 1981 World Soaring Champ DWIGHT HOLLEY IS PROUD TO ANNOUNCE NEW COMPANY TO HELP BOTH BEGINNER & EXPERT FLY INTO THE NEW ERA OF ELECTRIC AIRCRAFT WE ALSO OFFER SELECT FEW PURE SAILPLANES 4 DEMONSTRATION FLIGHTS CHECK OUT ANDIOR TEST FLIGHTS OF I0OR NEW PLANES CALL OR WRITE 5FOR FREE DESCRIPTIVE FLYER O UPS COD FOR IMMEDIATE SHIPMENT ELECTRIC KITS IN STOCK AEROBATIC OLOTIMER SPORTSCALE GLIDERS HOLLEYS SILENT FLIGHT 203 748-0083 151 CHESTNUT RIDGE ROAD BETHEL CT 06801 FEAlURING ONLY STATE OF ThE ART ITEMS U U 1 m m N 0 2 -I 21 0 r r U 21 21 61 21 C 1 2 U 21 C z HI 21 ELThINAIE LEAD STICK ANDThX Fits OS 4 stroke & standard glow plugs Ccsnplete HEAD IIXX tbrk III GP connector external start external start/charge jack charger w/HEAD IIXX connector quality 12 Nicad w/nxunt Caletely assnbled ready nixint nothing else buy IS uBde SINGLE CYL $3795 ThAJ CYL $4495 person taken another person feel should have paid item have please let know about Ill try sort out send photos taken another person please include his/her address Writing Caption material back photos OK although often transfers front another photo best caption material written piece paper taped back photo such way can read front Thats now Ill back two months Keep cards letters photos coming Bob Meuser 4200 Gregory St Oak land CA 94619 Manta 250/Bedish Continued page 65 fuel tank mount Cover front fuselage section hard balsa sheet ing Attach wing mount after epoxygluing wire wing hooks Run fillet glue corner joint wing mount pylon added strength Round corners fuselage trim stabil izer mount Glue stabilizer mount brace place may need ballast box front end fuselage due light weight Cox TD 049 Covering/finishing fine sandpaper go over entire model smooth surfaces Trim away surface glue blobs recommend covering model either silkspan silk Silk resistant punctures covered model silk applied three coats clear nitrate dope recommend kind dope because allows steaming-out warps wont come back fuselage brushed two coats clear dope sanded smooth After two coats color applied Put engine KSB timer fuel tubing Dont forget dethermalizer snuf fer tube rear hooks Recess top hook bottom rudder cement rudder atop stabilizer Flying use 20 left thrust 3/32-in right rudder right turn climb glide model will turn either way very sensitive rudder changes use rudder adjustment sparingly neces sary downthrust drawn plan large stabilizer helps overcome looping tendency Balance model indicated ad ding lead shot BBs nose ballast box Hand glide model until long smooth descent obtained model really moves under power use bottomlow throttle 3/32-in rudder offset 5-sec engine run bottom-low throttle model will spiral up steeply After everything okay can gradually open up engine full power believe Manta wing holds great potential high-performance Free Flight models rate have built design will have real contender contest Good luck very own Manta 250 Fl C Tech/Cowley Continued page 68 Stuarts models Goulburn under control time thanks complete set gadgets ever grace Power shipincluding VIT auto-rudder wing-wiggler bunt set fifth place except 64-sec disaster last round subsequent letter tells further experiments moment arm extended 600mm 860 great improvement climb stability now plans 1000mm version thoughts dispensing VIT altogetherfull circle Another project hes working manufacture fiberglass/carbon props made pattern props Chinese using Australia avail able shaft sizes order $600 plus $500 postage packing Joe Supercool PO Box 40 Kingswood 2750 NSW Australia Stewart tells hes saving up go Yugoslavia 1985 50 could help him get airfare Continued page 154 152Model Aviation HEAD LOCK On-Board Pb C U wi AJ Fireball owhe pie. availble Imihe lam. A-l FImball Plans show six production variants plus FOUR modified designs including Reeball Bipe beautitni Sportster set also includes Fireball Roats instructions atewothernicesueprisesOrderyonrFirehajl Plan PakTODAY start huildingyosrown A-JAIR FORCE COLLECTION Price includes Malhisg Tube Rrst Class tIPS delivejy charges price complete $2500 74GIidr5IgtrPk 110flJIA#JjIAltP 745 Pu9415pJ5 454Bujtd,Kil$395AIRCRAnCO 4AItF1595PO 9064552lonerl U4RTr1795P 5401 501 555a JFu P5I Chinese models first FF WC Chinese entered recent years 1979 Taft Three World Championships later have considered mostimproved team FiG team 1983 due respect Italians best-equipped field high-tech models truly state-of-the-art con struction performance Regrettably after 15 straight maxes fell apart last two rounds deny others spectacle real showdown flyoffs Chinese clone lookalikes use car bon-fiber-reinforced wing construction thin aluminum foil-surfaced sheet bal sa covering wing tips however sheeted help save weight extremities Engines Nelson 15s folding carbon-fiber blades models bunted glide weather calmer Yugoslavia 1985 expected Chinese will team beat New materials will happen sooner later Despite surprisingly slow accep tance traditional FF competitor use composite construction gaining momentum Pre-cured carbon-fiber lami nate now readily available through model trade benefits strength stiffness compared weight cannot overlooked Boron filament has impres sive strength-to-weight characteristics though apparently can serious health hazard user pieces mate rial becoming imbedded skin CL Scale/Boss Continued page 69 contains ads listings aviation publications would great inter est model builders sample WW AERO can ob tained sending $4 World War Aeroplane Inc 15 Crescent Road Poughkeepsie NY 12601 USA oneyear membership World War Aero planes Inc includes five issues journal can yours contribu tion tax-deductible USA $16 full details member ship form write address above Brakes accompanying photos show Ron Sears latest project C-123 spans 85 will powered two Mc Coy 35s features electric flap opera tion throttle control brakes youre thinking about brakes lat est model might get some ideas installation method used Ron shown accompanying photos brakes used type ap plies pressure wheel hub operated case full Down elevator used brake actuation PIX-A shows elevator pushrod bellcrank brake-actuat ing cable attached Down ap plied elevator bellcrank pulls cable attached horn aluminum shaft Bin PIX-B lifts two horns C attached 900 end shaft cables horns attached brake units apply pressure wheel hubs Up elevator applied brake operating cable relaxes taking pressure off wheel hubs brakes released system no need spring-type release mechanisms brake mechanism used Ron wheel-hub friction-type can found local hobby shops under DIVISION OF BAR/RICH SALES CO #2 FAIR WAY HANNIBAL MO 83401 314 221-8803 aster MANUFACTURERS OF SPORT PATTERNSTINGER II PEPPERMINT PATTIE 60SPARTAN PEPPERMINT PATTIE 40 SPORT/SCALE PEPPERMINT PATTIE 15HIPERBIPE IM52 LMP 1000 1 $2500 ca includes shipping UPS COD add $200 $600 plans CA add 6% Dealer Inquiries Invited LINDSEY MICRO PRODUCTS 160-A No airview Ave Suite 104 Goleta CA 93117 805 683 2042 After 5 pm PacIfIc 154 Model Aviation Included Span 57 Area 53 eqitt WeNt 64 Loadings 76 0/sq ft Enne Aecnjied 4 cycle 40 or 2 cycle 25-35 86db Requked 4 dennel THEWheel pants I THE PLANE CREATED TO FLY BY DESIGN.NOT OVERPOWER Wheel pants Included Like name implies airplane designed specifically 4 cycle 40 engines Light wing loading generous moments coupled 4 cycles quiet pulling power gives precise paceful constant speed manuevers utilize planes wing screaming engine RPM results Manuevers thrilling perform beautiful watch aerial ballet Because 4-40 predictable fly makes en ideal aerobatic trainer well perfect sport plane balsa/ply/spruce construction quick light rugged 4-40 4 cycle 40.dont miss out perfect combination pleasin both eye eart 50K2234-40 Airolane Kit1 Send $200 toAtR RICE u nj eu complete Catalog ACE ten available voor deal, yank oderBe 5 6e W 9 S Hag nan e 64037 direct add $200 handling teeB 5 564 7 2 FAI RUBBER Sizes 1/4 3/16 1/8 3/32 1/16 042 thick pound box Price $1300 FREE 4 oz bottle SLICK rubber lube per box Postpaid UPS USA KSB MER deVIU $2395 plus UPS 1985 catalog 75 Cal add 6% tax FAI Model Supply P0 B0X3957 TORRANCECA9051O Both require Two Channel Radio Mini Servos 250 MAH BATT wood constructIon Include hardware needed
Edition: Model Aviation - 1985/06
Page Numbers: 66, 67, 68, 152, 154
THE 1983 FiC WORLD CHAMP Sil vano Lustrati Italy indeed seasoned competitor name appears contest results back Fifties flew Gliders Surprisingly finished almost last Spain able make three flights Truly 1983 Silvanos year few competitors com plete arduous seven maxes Goul burn Silvano dominated flyoffs powerhouse model immaculately on-trim models use increasingly-popular bunting transition quickly caught after its success demonstrated 1980 European Championships designed uses named I-520A set up quite unconventionally O2 washin left inboard panel propeller brake operated03 sec afterthe engine floods-off bunt transition stab moves 05 350 05 sec after flood-off 2 sec later pops up 20 glide rudder last actuate 6 secto put model left glide wing set 00 fuselage axis engine having 30 downthrust Silvano drew loud applause during flyoffs very fast high climbs perfect bunts resulted no trace stall engines uses Rossis fitted 180 x 76mm folding props everyone else struggling conditions Silvano made look easy Top team Italy has long synonymous speed powerfrom Ferraris Rossis usually out front year Italian Fl C team nearly made clean sweep Silvano being joined flyoffs Georgio Venuti 1979 World Champion Mario Rocca also made flyoffs 1981 narrowly missed time 39 sec last round performances like no other country chance team prize Italians second-place team F 1 B Rubber third-place team FlA Glider Truly Italy FF Champion nation 1983 Folding props just four short years since Canadian Dave Sugden showed Left Joe Supercools wing wiggler uses screw aajuster nammer taii surfaces give right wing washin during power climb whiie decreases cleaner giide Right Mini tab activates encourage bunt yes inciuded surface area caicuiatlons 66 Model Aviation Stuart Sheriocks OPS used head fin insuiation prevent engine cooling too much during ciimb thereby avoiding power ioss Engine runs pacifier tank floods-off crankcase pressure via metai tankprovides advantages both systems patternso often upset replace ment prop used interesting new departure appearance single-blade folders Mario Rocca has made experiments has found effective single-blade props must larger diameter about 200mm advantage singleblade prop operates less-disturbed air two-blader disadvantage larger-diameter blade nearing sonic tip speeds Mario now offers single-blade props sale together custom balancing rig blade counterweight must setup spinner attached single blade costs about $900 balancer spinner counterweight etc about $4500 plus postage Mario Rocca 44020 Rovereto Ferrarese Italy 1983 about half fliers seemed have least Nelson-equipped model very strong Chinese team kept full-house score until sixth round used Nelsons choice engine unquestionable because reason another ultimate power still seems de pend particular englne Rossi otherwise truly new engines event belonged Dave Sugden long famed Sugden Special has always Daves dream compete WC using own engines left box 1983 saying still development work Chinese team members flew almost identi cal models Wing center panels thin aluminum-skinned balsa sheet tips tail surfaces built-up balsa Fuselage tube constructed balsa carbon fIbers June1985 67 Fusel could done Taft folding props have become standard-issue hardware F1C fliers benefit gliding perform ance probably marginal though must help real advantage lies fact prop blades once folded less liable damaged landingespecially impor tant brittle carbon-fiber ones Theres saving costs course primary benefit consistency climb Left stabilizer Chinese Power models high leading edge mount allow trailing edge drop bunt mech anism bolt released back hammer holds glide trim swings back dethermalize Right Chinese displayed use state-of-the-art fabrication front end model well Folding carbon-fiber props Nelson 15 engines Seelig timers remote throw buttons just some innovations used pylon balsa construction thin aluminum foil cover rleo engines using lost wax investment casting prin ciples used profession low volume low cost reasons full technique pre sented sym posium during wC Sugden de sign features 115 mm din shaft larger current 15 designs has longer exhaust usual Dave pointed out Joe Supercool Certainly interesting characters Australian team Stuart Sherlock alias Joe Super cool Stu has covered lot ground recently experimenting F 1 C model layout original concept use VIT allow shorter tail moment models conjunction forward CG normally would have looping tendency under power What got whole new can worms power stability basic problem model appears have sufficient tail vol ume glide speed can become radically unstable longitudinally power climb speeds Stuart now believes due center pressure shift flying fast low angles attack ie VIT operating Continued page 152 68 Model Aviation uIngIe-Dlaae ToldIng props oscoming very popularused Japanese team members particular unit past WC Mario Rocca now available commercially See text details dobut hes way Daves background dentistry chance chose make elay Throi would have some 3 longer achieve tuning effect course illegal mounting system also unusual being radial instead beam thereby allowing possibility slim mer nose entry overall more-stream lined cowl arrangement Dave stresses engine purely personal engineering project has no plans go productionunless course outper form other engines Dave Sugdens handmade PlC engine Unique features include long prop shaft extended exhaust port radial mount Still being developed made lost wax Investment casting ELECTRIC MODEL SAILPLANE SPECIALISTS 1981 World Soaring Champ DWIGHT HOLLEY IS PROUD TO ANNOUNCE NEW COMPANY TO HELP BOTH BEGINNER & EXPERT FLY INTO THE NEW ERA OF ELECTRIC AIRCRAFT WE ALSO OFFER SELECT FEW PURE SAILPLANES 4 DEMONSTRATION FLIGHTS CHECK OUT ANDIOR TEST FLIGHTS OF I0OR NEW PLANES CALL OR WRITE 5FOR FREE DESCRIPTIVE FLYER O UPS COD FOR IMMEDIATE SHIPMENT ELECTRIC KITS IN STOCK AEROBATIC OLOTIMER SPORTSCALE GLIDERS HOLLEYS SILENT FLIGHT 203 748-0083 151 CHESTNUT RIDGE ROAD BETHEL CT 06801 FEAlURING ONLY STATE OF ThE ART ITEMS U U 1 m m N 0 2 -I 21 0 r r U 21 21 61 21 C 1 2 U 21 C z HI 21 ELThINAIE LEAD STICK ANDThX Fits OS 4 stroke & standard glow plugs Ccsnplete HEAD IIXX tbrk III GP connector external start external start/charge jack charger w/HEAD IIXX connector quality 12 Nicad w/nxunt Caletely assnbled ready nixint nothing else buy IS uBde SINGLE CYL $3795 ThAJ CYL $4495 person taken another person feel should have paid item have please let know about Ill try sort out send photos taken another person please include his/her address Writing Caption material back photos OK although often transfers front another photo best caption material written piece paper taped back photo such way can read front Thats now Ill back two months Keep cards letters photos coming Bob Meuser 4200 Gregory St Oak land CA 94619 Manta 250/Bedish Continued page 65 fuel tank mount Cover front fuselage section hard balsa sheet ing Attach wing mount after epoxygluing wire wing hooks Run fillet glue corner joint wing mount pylon added strength Round corners fuselage trim stabil izer mount Glue stabilizer mount brace place may need ballast box front end fuselage due light weight Cox TD 049 Covering/finishing fine sandpaper go over entire model smooth surfaces Trim away surface glue blobs recommend covering model either silkspan silk Silk resistant punctures covered model silk applied three coats clear nitrate dope recommend kind dope because allows steaming-out warps wont come back fuselage brushed two coats clear dope sanded smooth After two coats color applied Put engine KSB timer fuel tubing Dont forget dethermalizer snuf fer tube rear hooks Recess top hook bottom rudder cement rudder atop stabilizer Flying use 20 left thrust 3/32-in right rudder right turn climb glide model will turn either way very sensitive rudder changes use rudder adjustment sparingly neces sary downthrust drawn plan large stabilizer helps overcome looping tendency Balance model indicated ad ding lead shot BBs nose ballast box Hand glide model until long smooth descent obtained model really moves under power use bottomlow throttle 3/32-in rudder offset 5-sec engine run bottom-low throttle model will spiral up steeply After everything okay can gradually open up engine full power believe Manta wing holds great potential high-performance Free Flight models rate have built design will have real contender contest Good luck very own Manta 250 Fl C Tech/Cowley Continued page 68 Stuarts models Goulburn under control time thanks complete set gadgets ever grace Power shipincluding VIT auto-rudder wing-wiggler bunt set fifth place except 64-sec disaster last round subsequent letter tells further experiments moment arm extended 600mm 860 great improvement climb stability now plans 1000mm version thoughts dispensing VIT altogetherfull circle Another project hes working manufacture fiberglass/carbon props made pattern props Chinese using Australia avail able shaft sizes order $600 plus $500 postage packing Joe Supercool PO Box 40 Kingswood 2750 NSW Australia Stewart tells hes saving up go Yugoslavia 1985 50 could help him get airfare Continued page 154 152Model Aviation HEAD LOCK On-Board Pb C U wi AJ Fireball owhe pie. availble Imihe lam. A-l FImball Plans show six production variants plus FOUR modified designs including Reeball Bipe beautitni Sportster set also includes Fireball Roats instructions atewothernicesueprisesOrderyonrFirehajl Plan PakTODAY start huildingyosrown A-JAIR FORCE COLLECTION Price includes Malhisg Tube Rrst Class tIPS delivejy charges price complete $2500 74GIidr5IgtrPk 110flJIA#JjIAltP 745 Pu9415pJ5 454Bujtd,Kil$395AIRCRAnCO 4AItF1595PO 9064552lonerl U4RTr1795P 5401 501 555a JFu P5I Chinese models first FF WC Chinese entered recent years 1979 Taft Three World Championships later have considered mostimproved team FiG team 1983 due respect Italians best-equipped field high-tech models truly state-of-the-art con struction performance Regrettably after 15 straight maxes fell apart last two rounds deny others spectacle real showdown flyoffs Chinese clone lookalikes use car bon-fiber-reinforced wing construction thin aluminum foil-surfaced sheet bal sa covering wing tips however sheeted help save weight extremities Engines Nelson 15s folding carbon-fiber blades models bunted glide weather calmer Yugoslavia 1985 expected Chinese will team beat New materials will happen sooner later Despite surprisingly slow accep tance traditional FF competitor use composite construction gaining momentum Pre-cured carbon-fiber lami nate now readily available through model trade benefits strength stiffness compared weight cannot overlooked Boron filament has impres sive strength-to-weight characteristics though apparently can serious health hazard user pieces mate rial becoming imbedded skin CL Scale/Boss Continued page 69 contains ads listings aviation publications would great inter est model builders sample WW AERO can ob tained sending $4 World War Aeroplane Inc 15 Crescent Road Poughkeepsie NY 12601 USA oneyear membership World War Aero planes Inc includes five issues journal can yours contribu tion tax-deductible USA $16 full details member ship form write address above Brakes accompanying photos show Ron Sears latest project C-123 spans 85 will powered two Mc Coy 35s features electric flap opera tion throttle control brakes youre thinking about brakes lat est model might get some ideas installation method used Ron shown accompanying photos brakes used type ap plies pressure wheel hub operated case full Down elevator used brake actuation PIX-A shows elevator pushrod bellcrank brake-actuat ing cable attached Down ap plied elevator bellcrank pulls cable attached horn aluminum shaft Bin PIX-B lifts two horns C attached 900 end shaft cables horns attached brake units apply pressure wheel hubs Up elevator applied brake operating cable relaxes taking pressure off wheel hubs brakes released system no need spring-type release mechanisms brake mechanism used Ron wheel-hub friction-type can found local hobby shops under DIVISION OF BAR/RICH SALES CO #2 FAIR WAY HANNIBAL MO 83401 314 221-8803 aster MANUFACTURERS OF SPORT PATTERNSTINGER II PEPPERMINT PATTIE 60SPARTAN PEPPERMINT PATTIE 40 SPORT/SCALE PEPPERMINT PATTIE 15HIPERBIPE IM52 LMP 1000 1 $2500 ca includes shipping UPS COD add $200 $600 plans CA add 6% Dealer Inquiries Invited LINDSEY MICRO PRODUCTS 160-A No airview Ave Suite 104 Goleta CA 93117 805 683 2042 After 5 pm PacIfIc 154 Model Aviation Included Span 57 Area 53 eqitt WeNt 64 Loadings 76 0/sq ft Enne Aecnjied 4 cycle 40 or 2 cycle 25-35 86db Requked 4 dennel THEWheel pants I THE PLANE CREATED TO FLY BY DESIGN.NOT OVERPOWER Wheel pants Included Like name implies airplane designed specifically 4 cycle 40 engines Light wing loading generous moments coupled 4 cycles quiet pulling power gives precise paceful constant speed manuevers utilize planes wing screaming engine RPM results Manuevers thrilling perform beautiful watch aerial ballet Because 4-40 predictable fly makes en ideal aerobatic trainer well perfect sport plane balsa/ply/spruce construction quick light rugged 4-40 4 cycle 40.dont miss out perfect combination pleasin both eye eart 50K2234-40 Airolane Kit1 Send $200 toAtR RICE u nj eu complete Catalog ACE ten available voor deal, yank oderBe 5 6e W 9 S Hag nan e 64037 direct add $200 handling teeB 5 564 7 2 FAI RUBBER Sizes 1/4 3/16 1/8 3/32 1/16 042 thick pound box Price $1300 FREE 4 oz bottle SLICK rubber lube per box Postpaid UPS USA KSB MER deVIU $2395 plus UPS 1985 catalog 75 Cal add 6% tax FAI Model Supply P0 B0X3957 TORRANCECA9051O Both require Two Channel Radio Mini Servos 250 MAH BATT wood constructIon Include hardware needed