WHILE rummaging through old correspon dence file came across letter about yearand-a-half old Steve Ashby asked details made land ing gear Mosquito Bomber Steve indi cated time planning build another Mosquito would bigger Nostalgia great-looking group Scale modelers made club effort 1972 Nats Glenview NAS IL club named Circle Airs West Allis WI Some photo Don Hoover Andrew Arkelger Lynn Sidabras Dan Frey club members photo still out doing some modeling Scale 0th erwise send line two about activities flying Sport Scale event would used FAT Scale event responded Steve filed letter much thought using re sponse basis column material After re viewing letter again decided might others interested especially use Silastic G-RTV molding rubber used making/molding hard-to-find items mod els such simulated compression leg covers used Mosquito marked accom panying Photo Making compression leg covers did can looked being three-step process shown accompanying Photo B wood pattern Silastic rubber mold resin cast likeness pattern before go how-to-do details making compres sion leg covers would like note mold can made almost object using Silastic molding compound what will explained can modified fit needs first step molding already-made object determine exact size shape item molded perhaps sketch out pencil paper object Continued page 1S3 great book Building Flying Control Line Model Aircraft Dick Sarpolus print once again available Carstens Publications Inc Its goidmine general information beginner CL flying Bill tells us make production runs special parts Scale modelswhen need hard-to-make detailed part Tall Photo Above shows undercarriage leg prize-winning Precision Scale Mosquito Bomber Sketch L shows general scheme suspending part pattern cardboard box Box will filled liquid Silastic rubber molding compound Photo B R ex emplifies process used make simulated strut covers photo L-R wooden pattern Silastic mold pattern split allow removal pattern fiberglass resin casting pattern other details shown Photo will added Arrows point molds fill-and-vent ports Theres detailed description whole process months column 66 Model Aviation Conoi Line Scale Bill Boss 77-06 269th Street New Hyde Park NY 11040 WORLOS SGOESO SCALE PHOTO SERVICE 10001 PHOTO POCCS PLANS 3 VIEWS PHOTO-PACKS PLANS ENLARGING S*SC Enlarging PHtS Jun Pepinos Catalog $400 60 pagesSCALE PLANS find PHOTO SERVICE 3209 MadiSon Geeng5oon NC 27403 PhOne 15512925235 No Coiled IIl]y1pIpgu i WE BUILD YOUR HELl TEST YOUR HELl \~REPAIRYOURHELI K-q 322 North 7th St i1 LehightonPa18235 WRITE OR CALL FOR INFORMA TION NEW SPACE SAVING CONTAINER Fits Box 7% hugh x9% Tough Rigid Polyethylene udes Tubing eners Lock Tubing Through Cap ostage North Products PO Box 18419 Cleveland Heights OH 44118 Im d SSAS complete joe trainer ever developed YOU want learn fly Control Line can trust model get home CL Scale/Boss Continued page 66 used landing gear strut cover ex ample provision must made cover can placed over working landing gear strut case Mosquitos landing gear main struts made stainless steel tub ing would accept iA.in solid stainless rod spring loaded formed basis shock-absorbing landing gear After exact size shape cover determined wooden pattern carved block hardwood predrilled size landing gear strut hole ad dition accepting working landing gear strut would also used suspending pat tern during mold-making process detailed below Please note prototype compression leg covers made steel stampings joined together series rivets front rear cover Also note pat tern casting includes detail created gluing wood strips pattern applying drops epoxy glue form rivet heads next step make rubber mold finished compression leg cover pattern placed piece snugly fitting dowel stick fitted cardboard container would allow about rance sides ends pattern see sketch item molded shape did lend itself suspension same manner example two three well-placed straight pins pushed through cardboard lightly pattern would Silastic G-RTV molding compound used made Dow-Corning Corporation two-part two-color room-temperature-curing sil icone rubber rubber compound white curing agent red permits obtaining thorough mix parts two parts mixed very slowly air bubbles generated com pound properly mixed compound light pink color After mixing compound poured slowly box allowed form around object again watching air bubbles mold allowed cure least 24 hours mold cured cardboard box removed mold cut two pattern could released mold photo cut using single-edge razor blade lengthwise down side pattern see photo Care taken obtain good cut mold damaging pattern should also noted mold separation point chosen away major mold details now two mold halves shown photo dowel stick re moved pattern Before mold used casting small holes cut top mold see ar rows Photo B permit pouring fiber glass casting resin mold hole al lowed pour second hole acted air vent make casting dowel stick placed between mold halves held together very light rubberbands nec essary use light rubberbands distort mold Polyester glass resin mixed ac Continued page 156 experience Great Performance Quartet 2k DALOTEL SPAN 69 lflSWING AREA 830 sq ins CHIPMUNK 850 SPAN 70 insWING AREA 850 sq ins SPAN 76 SPAN 72 ins -IF EXTRA 230 WING AREA 900 sq ins ZLIN 526 WING AREA 900 sq ins series Sport Scale Balsa ARF Airplanes 120-4 cycle equivalent motors coming soon SU-26M Ultimate Bipe available direct select hobby shops g ZIMPRO MARKETINO 1 PO BOX 3076 OAK RIDGE TN 37830 PHONE 615-482-6188 July1988 153 L.J1I FL FOAM CORE WE OF TEA SELECTION OF FLOAT PIANS FOR 4 12 POUND AIRPLANES WITH V HULL DESIGN IN USE SINCE 1972 SEND SASE FOR CATALOG SHEET KIRCHER R/C PRODUCTS NC 9 SHEFFIELD WAY CLARK NJ 07066 I7SAllIES MTLLSMETALS 500KS PRECISIOSo INSTRUMENTS s -COMPLETE CATELOC $200 /f 000s oteno { LLC4VPDELL 70 LS Ce 2100 0 SeIne Road Sprogfoeld Ohio 45505 P 13 320562 P AW DIESELS Englands Finest 049 35 RIC STD Send $100 list Eric Clutton 913 Cedar Lane Tullahoma Tenn 37388 catalog $100 BLUE RIDGE TOOLS P0 Box 536-V MACIWEERY Hurricane WV 25526 304-562-3538 offer complete selection lathes mills tools Aviation Modeler AIR WOLF EPOXY FIBERGLASS FUSELAGES TAKES MOST 50-60 MECHANICS OTHER MODELS AVAILABLE LARRY JOLLY MODEL PRODUCTS $20000 5501 WCOMO SANTA ANA CALIFORNIA 92703 714 826-6861 Scale/Boss Continued page 153 cording instructions poured mold Again care taken pour slowly avoid air bubbles could show up holes cast ing cured usually 24 hours casting removed mold went well casting perfect detail pattern dowel stick part casting cut off end other chucked lathe drilled out fin ished casting seen right Photo B casting lightly sanded painted de tailed seen photo completed land ing gear other detailsie cable rollers tubular guard door openers axle retainers brake lineswere made copper plastic aluminum tubings various scrap items Size 00-90 nuts bolts lockwashers held alu minum axle retainers place leg covers held place small amount fiveminute epoxy glue applied metal strut before cover put place above process may suitable duplication single item certainly has some merit need several pieces same item youre looking some de gree accuracy duplication Such case Mosquito landing gear re quired four same covers colunm generally dedicated items Scale interest times deviate norm talk about item strictly Scale fully Control Line nature item am referring book called Build ing Flying Control Line Model Aircraft au thored Dick Sarpolus book contains great deal general information covering pects Control Line model building flying aimed providing information lan guage can understood beginner intermediate CL flying experts might pick up tip two book first published Kalmbach now published Carstens Publications Inc PO Drawer 700 Newton NJ 07860 cost publication $795 can obtained directly Carstens above address Send ideas comments especially photos pertaining CL Scale address front column CL Aerobatics/Fancher Continued page 67 would make better performer Because 45-in-span 410-sq-in wing just wasnt large enough respaced ribs three inches apart replaced A-in-sq trailing edge cap x -in balsa addi tion added three-inch jet-styled wing tips enlarged A-in flaps root chord three inches tip chord 1/6 changes resulted 54-in wingspan 10-in mean chord 540 sq area aspect ratio 54 1 inboard wing er pro vide asymmetry refers common prac tice having inboard wing slightly longer outboard compensates higher airspeed thus greater lift Out board wing Ted tail feathers also redesigned span area Again used A-in balsa instead 3/16-in kit wood new tail has span 23 root chord six inches tip chord four inches hinge line 50% chord stab elevator area thus 115 sq 22% wing area fuse long enough handle longer moment arm between flap elevator hinge lines five inches balsa grafted rear enlarged tail relocated achieve desired 17-in hinge-to-hinge spacing nose whacked off allow use radial-type RC engine mount instead stock profile side mounting allowed en gine mounted traditional inverted fa shion makes better engine runs Thin / plywood doublers added Ye-in balsa triplers side Thus fuse lage just over two inches thick nose A-in plywood firewall provides mounting surface RC engine mount -in-deep strip balsa removed fuse starting top canopy ex tending way rear lengthened aft body 5A6-in subrudder added bot torn fuse regain lost side area resulted better-looking streamlined profile landing gear found home wing complete Dons racing wheels set wheel pants provides much improved ground handling hard surfaces After using five-minute epoxy fil lets bit color sprayed trim Ditzler clear automotive enamel used top coat allowing beauty wood grain show through Note colors typ ically Armourred white blue silver black letters highlights Ted thing started coming together resembled certain Fanchermobile although intended Aw gee Shucks Ted Total weight came out just 39 oz including 3A oz tail weight required adjust CG balsa chips mounted new OS Max 40 FP arrived door ran gallon 10%-nitro 25%-castor fuel through bench sloppy-rich four-cycle bolted ship cut-down Bolly 10 x 65 three-blader shown pictures proved too much prop FP However both en gine ship love Zinger 10 x 6 properly set needle valve 40 runs perfectly breaks slightly right places Boy does ship perform will rival full-bodied Stunt ship areas 61-ft lines center fuse center handle pulls like 46-size ship stays tight top Hourglass consideration project just fun Besides has number years since built 35-size ship Well Ted much fun fly take field should taking 60 ship serious practice Thanks sharing ship us Jim Af ter checking out pix reading enthu siasm project wouldnt surprised see few clones appear around country Id like add couple thoughts what Jim say Fanchermobile re fers old Imitation refer periodi cally ramblings Full-size plans available itNo 280 RMcM Its true bears close resemblance Jims Tutor similarity skin deep Like Jims ship Imitation match performance its full-bodied brethren includes two Nats winners timidation national champion 1982 Ci tation V 1986 champion addition flying just well also much easier plane fly coincidentally much fun Im exactly sure fact youve got 25% much work involved cer tainly sakes lot anxiety out flying ag gressively However doesnt really tell whole story Because somewhat smaller Imitation 610 sq compared 660 680 Nats winners draggy virtue profile configusation nimble being squirrelly dont pull arm off dont require two strong men boy yank out level flight Items such have greatly influenced 156 Model Aviation responding advertisers mention read about ModelAviation
Edition: Model Aviation - 1988/07
Page Numbers: 66, 153, 156
WHILE rummaging through old correspon dence file came across letter about yearand-a-half old Steve Ashby asked details made land ing gear Mosquito Bomber Steve indi cated time planning build another Mosquito would bigger Nostalgia great-looking group Scale modelers made club effort 1972 Nats Glenview NAS IL club named Circle Airs West Allis WI Some photo Don Hoover Andrew Arkelger Lynn Sidabras Dan Frey club members photo still out doing some modeling Scale 0th erwise send line two about activities flying Sport Scale event would used FAT Scale event responded Steve filed letter much thought using re sponse basis column material After re viewing letter again decided might others interested especially use Silastic G-RTV molding rubber used making/molding hard-to-find items mod els such simulated compression leg covers used Mosquito marked accom panying Photo Making compression leg covers did can looked being three-step process shown accompanying Photo B wood pattern Silastic rubber mold resin cast likeness pattern before go how-to-do details making compres sion leg covers would like note mold can made almost object using Silastic molding compound what will explained can modified fit needs first step molding already-made object determine exact size shape item molded perhaps sketch out pencil paper object Continued page 1S3 great book Building Flying Control Line Model Aircraft Dick Sarpolus print once again available Carstens Publications Inc Its goidmine general information beginner CL flying Bill tells us make production runs special parts Scale modelswhen need hard-to-make detailed part Tall Photo Above shows undercarriage leg prize-winning Precision Scale Mosquito Bomber Sketch L shows general scheme suspending part pattern cardboard box Box will filled liquid Silastic rubber molding compound Photo B R ex emplifies process used make simulated strut covers photo L-R wooden pattern Silastic mold pattern split allow removal pattern fiberglass resin casting pattern other details shown Photo will added Arrows point molds fill-and-vent ports Theres detailed description whole process months column 66 Model Aviation Conoi Line Scale Bill Boss 77-06 269th Street New Hyde Park NY 11040 WORLOS SGOESO SCALE PHOTO SERVICE 10001 PHOTO POCCS PLANS 3 VIEWS PHOTO-PACKS PLANS ENLARGING S*SC Enlarging PHtS Jun Pepinos Catalog $400 60 pagesSCALE PLANS find PHOTO SERVICE 3209 MadiSon Geeng5oon NC 27403 PhOne 15512925235 No Coiled IIl]y1pIpgu i WE BUILD YOUR HELl TEST YOUR HELl \~REPAIRYOURHELI K-q 322 North 7th St i1 LehightonPa18235 WRITE OR CALL FOR INFORMA TION NEW SPACE SAVING CONTAINER Fits Box 7% hugh x9% Tough Rigid Polyethylene udes Tubing eners Lock Tubing Through Cap ostage North Products PO Box 18419 Cleveland Heights OH 44118 Im d SSAS complete joe trainer ever developed YOU want learn fly Control Line can trust model get home CL Scale/Boss Continued page 66 used landing gear strut cover ex ample provision must made cover can placed over working landing gear strut case Mosquitos landing gear main struts made stainless steel tub ing would accept iA.in solid stainless rod spring loaded formed basis shock-absorbing landing gear After exact size shape cover determined wooden pattern carved block hardwood predrilled size landing gear strut hole ad dition accepting working landing gear strut would also used suspending pat tern during mold-making process detailed below Please note prototype compression leg covers made steel stampings joined together series rivets front rear cover Also note pat tern casting includes detail created gluing wood strips pattern applying drops epoxy glue form rivet heads next step make rubber mold finished compression leg cover pattern placed piece snugly fitting dowel stick fitted cardboard container would allow about rance sides ends pattern see sketch item molded shape did lend itself suspension same manner example two three well-placed straight pins pushed through cardboard lightly pattern would Silastic G-RTV molding compound used made Dow-Corning Corporation two-part two-color room-temperature-curing sil icone rubber rubber compound white curing agent red permits obtaining thorough mix parts two parts mixed very slowly air bubbles generated com pound properly mixed compound light pink color After mixing compound poured slowly box allowed form around object again watching air bubbles mold allowed cure least 24 hours mold cured cardboard box removed mold cut two pattern could released mold photo cut using single-edge razor blade lengthwise down side pattern see photo Care taken obtain good cut mold damaging pattern should also noted mold separation point chosen away major mold details now two mold halves shown photo dowel stick re moved pattern Before mold used casting small holes cut top mold see ar rows Photo B permit pouring fiber glass casting resin mold hole al lowed pour second hole acted air vent make casting dowel stick placed between mold halves held together very light rubberbands nec essary use light rubberbands distort mold Polyester glass resin mixed ac Continued page 156 experience Great Performance Quartet 2k DALOTEL SPAN 69 lflSWING AREA 830 sq ins CHIPMUNK 850 SPAN 70 insWING AREA 850 sq ins SPAN 76 SPAN 72 ins -IF EXTRA 230 WING AREA 900 sq ins ZLIN 526 WING AREA 900 sq ins series Sport Scale Balsa ARF Airplanes 120-4 cycle equivalent motors coming soon SU-26M Ultimate Bipe available direct select hobby shops g ZIMPRO MARKETINO 1 PO BOX 3076 OAK RIDGE TN 37830 PHONE 615-482-6188 July1988 153 L.J1I FL FOAM CORE WE OF TEA SELECTION OF FLOAT PIANS FOR 4 12 POUND AIRPLANES WITH V HULL DESIGN IN USE SINCE 1972 SEND SASE FOR CATALOG SHEET KIRCHER R/C PRODUCTS NC 9 SHEFFIELD WAY CLARK NJ 07066 I7SAllIES MTLLSMETALS 500KS PRECISIOSo INSTRUMENTS s -COMPLETE CATELOC $200 /f 000s oteno { LLC4VPDELL 70 LS Ce 2100 0 SeIne Road Sprogfoeld Ohio 45505 P 13 320562 P AW DIESELS Englands Finest 049 35 RIC STD Send $100 list Eric Clutton 913 Cedar Lane Tullahoma Tenn 37388 catalog $100 BLUE RIDGE TOOLS P0 Box 536-V MACIWEERY Hurricane WV 25526 304-562-3538 offer complete selection lathes mills tools Aviation Modeler AIR WOLF EPOXY FIBERGLASS FUSELAGES TAKES MOST 50-60 MECHANICS OTHER MODELS AVAILABLE LARRY JOLLY MODEL PRODUCTS $20000 5501 WCOMO SANTA ANA CALIFORNIA 92703 714 826-6861 Scale/Boss Continued page 153 cording instructions poured mold Again care taken pour slowly avoid air bubbles could show up holes cast ing cured usually 24 hours casting removed mold went well casting perfect detail pattern dowel stick part casting cut off end other chucked lathe drilled out fin ished casting seen right Photo B casting lightly sanded painted de tailed seen photo completed land ing gear other detailsie cable rollers tubular guard door openers axle retainers brake lineswere made copper plastic aluminum tubings various scrap items Size 00-90 nuts bolts lockwashers held alu minum axle retainers place leg covers held place small amount fiveminute epoxy glue applied metal strut before cover put place above process may suitable duplication single item certainly has some merit need several pieces same item youre looking some de gree accuracy duplication Such case Mosquito landing gear re quired four same covers colunm generally dedicated items Scale interest times deviate norm talk about item strictly Scale fully Control Line nature item am referring book called Build ing Flying Control Line Model Aircraft au thored Dick Sarpolus book contains great deal general information covering pects Control Line model building flying aimed providing information lan guage can understood beginner intermediate CL flying experts might pick up tip two book first published Kalmbach now published Carstens Publications Inc PO Drawer 700 Newton NJ 07860 cost publication $795 can obtained directly Carstens above address Send ideas comments especially photos pertaining CL Scale address front column CL Aerobatics/Fancher Continued page 67 would make better performer Because 45-in-span 410-sq-in wing just wasnt large enough respaced ribs three inches apart replaced A-in-sq trailing edge cap x -in balsa addi tion added three-inch jet-styled wing tips enlarged A-in flaps root chord three inches tip chord 1/6 changes resulted 54-in wingspan 10-in mean chord 540 sq area aspect ratio 54 1 inboard wing er pro vide asymmetry refers common prac tice having inboard wing slightly longer outboard compensates higher airspeed thus greater lift Out board wing Ted tail feathers also redesigned span area Again used A-in balsa instead 3/16-in kit wood new tail has span 23 root chord six inches tip chord four inches hinge line 50% chord stab elevator area thus 115 sq 22% wing area fuse long enough handle longer moment arm between flap elevator hinge lines five inches balsa grafted rear enlarged tail relocated achieve desired 17-in hinge-to-hinge spacing nose whacked off allow use radial-type RC engine mount instead stock profile side mounting allowed en gine mounted traditional inverted fa shion makes better engine runs Thin / plywood doublers added Ye-in balsa triplers side Thus fuse lage just over two inches thick nose A-in plywood firewall provides mounting surface RC engine mount -in-deep strip balsa removed fuse starting top canopy ex tending way rear lengthened aft body 5A6-in subrudder added bot torn fuse regain lost side area resulted better-looking streamlined profile landing gear found home wing complete Dons racing wheels set wheel pants provides much improved ground handling hard surfaces After using five-minute epoxy fil lets bit color sprayed trim Ditzler clear automotive enamel used top coat allowing beauty wood grain show through Note colors typ ically Armourred white blue silver black letters highlights Ted thing started coming together resembled certain Fanchermobile although intended Aw gee Shucks Ted Total weight came out just 39 oz including 3A oz tail weight required adjust CG balsa chips mounted new OS Max 40 FP arrived door ran gallon 10%-nitro 25%-castor fuel through bench sloppy-rich four-cycle bolted ship cut-down Bolly 10 x 65 three-blader shown pictures proved too much prop FP However both en gine ship love Zinger 10 x 6 properly set needle valve 40 runs perfectly breaks slightly right places Boy does ship perform will rival full-bodied Stunt ship areas 61-ft lines center fuse center handle pulls like 46-size ship stays tight top Hourglass consideration project just fun Besides has number years since built 35-size ship Well Ted much fun fly take field should taking 60 ship serious practice Thanks sharing ship us Jim Af ter checking out pix reading enthu siasm project wouldnt surprised see few clones appear around country Id like add couple thoughts what Jim say Fanchermobile re fers old Imitation refer periodi cally ramblings Full-size plans available itNo 280 RMcM Its true bears close resemblance Jims Tutor similarity skin deep Like Jims ship Imitation match performance its full-bodied brethren includes two Nats winners timidation national champion 1982 Ci tation V 1986 champion addition flying just well also much easier plane fly coincidentally much fun Im exactly sure fact youve got 25% much work involved cer tainly sakes lot anxiety out flying ag gressively However doesnt really tell whole story Because somewhat smaller Imitation 610 sq compared 660 680 Nats winners draggy virtue profile configusation nimble being squirrelly dont pull arm off dont require two strong men boy yank out level flight Items such have greatly influenced 156 Model Aviation responding advertisers mention read about ModelAviation
Edition: Model Aviation - 1988/07
Page Numbers: 66, 153, 156
WHILE rummaging through old correspon dence file came across letter about yearand-a-half old Steve Ashby asked details made land ing gear Mosquito Bomber Steve indi cated time planning build another Mosquito would bigger Nostalgia great-looking group Scale modelers made club effort 1972 Nats Glenview NAS IL club named Circle Airs West Allis WI Some photo Don Hoover Andrew Arkelger Lynn Sidabras Dan Frey club members photo still out doing some modeling Scale 0th erwise send line two about activities flying Sport Scale event would used FAT Scale event responded Steve filed letter much thought using re sponse basis column material After re viewing letter again decided might others interested especially use Silastic G-RTV molding rubber used making/molding hard-to-find items mod els such simulated compression leg covers used Mosquito marked accom panying Photo Making compression leg covers did can looked being three-step process shown accompanying Photo B wood pattern Silastic rubber mold resin cast likeness pattern before go how-to-do details making compres sion leg covers would like note mold can made almost object using Silastic molding compound what will explained can modified fit needs first step molding already-made object determine exact size shape item molded perhaps sketch out pencil paper object Continued page 1S3 great book Building Flying Control Line Model Aircraft Dick Sarpolus print once again available Carstens Publications Inc Its goidmine general information beginner CL flying Bill tells us make production runs special parts Scale modelswhen need hard-to-make detailed part Tall Photo Above shows undercarriage leg prize-winning Precision Scale Mosquito Bomber Sketch L shows general scheme suspending part pattern cardboard box Box will filled liquid Silastic rubber molding compound Photo B R ex emplifies process used make simulated strut covers photo L-R wooden pattern Silastic mold pattern split allow removal pattern fiberglass resin casting pattern other details shown Photo will added Arrows point molds fill-and-vent ports Theres detailed description whole process months column 66 Model Aviation Conoi Line Scale Bill Boss 77-06 269th Street New Hyde Park NY 11040 WORLOS SGOESO SCALE PHOTO SERVICE 10001 PHOTO POCCS PLANS 3 VIEWS PHOTO-PACKS PLANS ENLARGING S*SC Enlarging PHtS Jun Pepinos Catalog $400 60 pagesSCALE PLANS find PHOTO SERVICE 3209 MadiSon Geeng5oon NC 27403 PhOne 15512925235 No Coiled IIl]y1pIpgu i WE BUILD YOUR HELl TEST YOUR HELl \~REPAIRYOURHELI K-q 322 North 7th St i1 LehightonPa18235 WRITE OR CALL FOR INFORMA TION NEW SPACE SAVING CONTAINER Fits Box 7% hugh x9% Tough Rigid Polyethylene udes Tubing eners Lock Tubing Through Cap ostage North Products PO Box 18419 Cleveland Heights OH 44118 Im d SSAS complete joe trainer ever developed YOU want learn fly Control Line can trust model get home CL Scale/Boss Continued page 66 used landing gear strut cover ex ample provision must made cover can placed over working landing gear strut case Mosquitos landing gear main struts made stainless steel tub ing would accept iA.in solid stainless rod spring loaded formed basis shock-absorbing landing gear After exact size shape cover determined wooden pattern carved block hardwood predrilled size landing gear strut hole ad dition accepting working landing gear strut would also used suspending pat tern during mold-making process detailed below Please note prototype compression leg covers made steel stampings joined together series rivets front rear cover Also note pat tern casting includes detail created gluing wood strips pattern applying drops epoxy glue form rivet heads next step make rubber mold finished compression leg cover pattern placed piece snugly fitting dowel stick fitted cardboard container would allow about rance sides ends pattern see sketch item molded shape did lend itself suspension same manner example two three well-placed straight pins pushed through cardboard lightly pattern would Silastic G-RTV molding compound used made Dow-Corning Corporation two-part two-color room-temperature-curing sil icone rubber rubber compound white curing agent red permits obtaining thorough mix parts two parts mixed very slowly air bubbles generated com pound properly mixed compound light pink color After mixing compound poured slowly box allowed form around object again watching air bubbles mold allowed cure least 24 hours mold cured cardboard box removed mold cut two pattern could released mold photo cut using single-edge razor blade lengthwise down side pattern see photo Care taken obtain good cut mold damaging pattern should also noted mold separation point chosen away major mold details now two mold halves shown photo dowel stick re moved pattern Before mold used casting small holes cut top mold see ar rows Photo B permit pouring fiber glass casting resin mold hole al lowed pour second hole acted air vent make casting dowel stick placed between mold halves held together very light rubberbands nec essary use light rubberbands distort mold Polyester glass resin mixed ac Continued page 156 experience Great Performance Quartet 2k DALOTEL SPAN 69 lflSWING AREA 830 sq ins CHIPMUNK 850 SPAN 70 insWING AREA 850 sq ins SPAN 76 SPAN 72 ins -IF EXTRA 230 WING AREA 900 sq ins ZLIN 526 WING AREA 900 sq ins series Sport Scale Balsa ARF Airplanes 120-4 cycle equivalent motors coming soon SU-26M Ultimate Bipe available direct select hobby shops g ZIMPRO MARKETINO 1 PO BOX 3076 OAK RIDGE TN 37830 PHONE 615-482-6188 July1988 153 L.J1I FL FOAM CORE WE OF TEA SELECTION OF FLOAT PIANS FOR 4 12 POUND AIRPLANES WITH V HULL DESIGN IN USE SINCE 1972 SEND SASE FOR CATALOG SHEET KIRCHER R/C PRODUCTS NC 9 SHEFFIELD WAY CLARK NJ 07066 I7SAllIES MTLLSMETALS 500KS PRECISIOSo INSTRUMENTS s -COMPLETE CATELOC $200 /f 000s oteno { LLC4VPDELL 70 LS Ce 2100 0 SeIne Road Sprogfoeld Ohio 45505 P 13 320562 P AW DIESELS Englands Finest 049 35 RIC STD Send $100 list Eric Clutton 913 Cedar Lane Tullahoma Tenn 37388 catalog $100 BLUE RIDGE TOOLS P0 Box 536-V MACIWEERY Hurricane WV 25526 304-562-3538 offer complete selection lathes mills tools Aviation Modeler AIR WOLF EPOXY FIBERGLASS FUSELAGES TAKES MOST 50-60 MECHANICS OTHER MODELS AVAILABLE LARRY JOLLY MODEL PRODUCTS $20000 5501 WCOMO SANTA ANA CALIFORNIA 92703 714 826-6861 Scale/Boss Continued page 153 cording instructions poured mold Again care taken pour slowly avoid air bubbles could show up holes cast ing cured usually 24 hours casting removed mold went well casting perfect detail pattern dowel stick part casting cut off end other chucked lathe drilled out fin ished casting seen right Photo B casting lightly sanded painted de tailed seen photo completed land ing gear other detailsie cable rollers tubular guard door openers axle retainers brake lineswere made copper plastic aluminum tubings various scrap items Size 00-90 nuts bolts lockwashers held alu minum axle retainers place leg covers held place small amount fiveminute epoxy glue applied metal strut before cover put place above process may suitable duplication single item certainly has some merit need several pieces same item youre looking some de gree accuracy duplication Such case Mosquito landing gear re quired four same covers colunm generally dedicated items Scale interest times deviate norm talk about item strictly Scale fully Control Line nature item am referring book called Build ing Flying Control Line Model Aircraft au thored Dick Sarpolus book contains great deal general information covering pects Control Line model building flying aimed providing information lan guage can understood beginner intermediate CL flying experts might pick up tip two book first published Kalmbach now published Carstens Publications Inc PO Drawer 700 Newton NJ 07860 cost publication $795 can obtained directly Carstens above address Send ideas comments especially photos pertaining CL Scale address front column CL Aerobatics/Fancher Continued page 67 would make better performer Because 45-in-span 410-sq-in wing just wasnt large enough respaced ribs three inches apart replaced A-in-sq trailing edge cap x -in balsa addi tion added three-inch jet-styled wing tips enlarged A-in flaps root chord three inches tip chord 1/6 changes resulted 54-in wingspan 10-in mean chord 540 sq area aspect ratio 54 1 inboard wing er pro vide asymmetry refers common prac tice having inboard wing slightly longer outboard compensates higher airspeed thus greater lift Out board wing Ted tail feathers also redesigned span area Again used A-in balsa instead 3/16-in kit wood new tail has span 23 root chord six inches tip chord four inches hinge line 50% chord stab elevator area thus 115 sq 22% wing area fuse long enough handle longer moment arm between flap elevator hinge lines five inches balsa grafted rear enlarged tail relocated achieve desired 17-in hinge-to-hinge spacing nose whacked off allow use radial-type RC engine mount instead stock profile side mounting allowed en gine mounted traditional inverted fa shion makes better engine runs Thin / plywood doublers added Ye-in balsa triplers side Thus fuse lage just over two inches thick nose A-in plywood firewall provides mounting surface RC engine mount -in-deep strip balsa removed fuse starting top canopy ex tending way rear lengthened aft body 5A6-in subrudder added bot torn fuse regain lost side area resulted better-looking streamlined profile landing gear found home wing complete Dons racing wheels set wheel pants provides much improved ground handling hard surfaces After using five-minute epoxy fil lets bit color sprayed trim Ditzler clear automotive enamel used top coat allowing beauty wood grain show through Note colors typ ically Armourred white blue silver black letters highlights Ted thing started coming together resembled certain Fanchermobile although intended Aw gee Shucks Ted Total weight came out just 39 oz including 3A oz tail weight required adjust CG balsa chips mounted new OS Max 40 FP arrived door ran gallon 10%-nitro 25%-castor fuel through bench sloppy-rich four-cycle bolted ship cut-down Bolly 10 x 65 three-blader shown pictures proved too much prop FP However both en gine ship love Zinger 10 x 6 properly set needle valve 40 runs perfectly breaks slightly right places Boy does ship perform will rival full-bodied Stunt ship areas 61-ft lines center fuse center handle pulls like 46-size ship stays tight top Hourglass consideration project just fun Besides has number years since built 35-size ship Well Ted much fun fly take field should taking 60 ship serious practice Thanks sharing ship us Jim Af ter checking out pix reading enthu siasm project wouldnt surprised see few clones appear around country Id like add couple thoughts what Jim say Fanchermobile re fers old Imitation refer periodi cally ramblings Full-size plans available itNo 280 RMcM Its true bears close resemblance Jims Tutor similarity skin deep Like Jims ship Imitation match performance its full-bodied brethren includes two Nats winners timidation national champion 1982 Ci tation V 1986 champion addition flying just well also much easier plane fly coincidentally much fun Im exactly sure fact youve got 25% much work involved cer tainly sakes lot anxiety out flying ag gressively However doesnt really tell whole story Because somewhat smaller Imitation 610 sq compared 660 680 Nats winners draggy virtue profile configusation nimble being squirrelly dont pull arm off dont require two strong men boy yank out level flight Items such have greatly influenced 156 Model Aviation responding advertisers mention read about ModelAviation