URGENT URGENT URGENT am sure time read column will have hand 1988-1989 Competition Regulations book also hope have taken time review rules changes pertaining CL Scale events several significant changes affect general rules static judging flight operations some cases just clarifica tion rules 44 Scale proposals submitted during past rules change cycle 38 made Final Vote procedure 38 Final Vote 26 passed 16 60% 26 pertained changes CL events 10 other proposals passed spread over door RC events also included Helicop ter point out statistics emphasize large number CL rules affected coming two years urge con cerned competition go over new rules own also thought review column might help better understanding changes General Rules changed follows weight limit models Sport Scale event whether single- multi-engine type has increased 20 lb Refer CL Sport Scale rules event 509 Para 25 no change model weight limitations Precision event weight limit already set 20 lb Another change made both Sport Pre cision events eliminates item sometimes questioned past use removable lead-out guides Lead-out guides may now re moved cleaner-looking model during static judging reinstalled flight Refer Para 55e Sport Scale section Para 6g Unified Scale Judging Regulations USJR Precision Scale event Another change CL Precision Scale event event 508 Para 2 General now requires models have dummy pilots during flight pilot figure may removed static judging contestant wishes downgrading static scoring dummy pilot waiver rule used Para 3 CL Sport Scale section removed Sport Scale event 1984-85 rules cycle did appear 1986-87 rule book Proof Scale rules changes made both Sport Precision events rule proposal submitted Dave Platt called clarifica tion meaning three-view drawings reading through new rules clarifica tion although its evident clarification intended drawings three views may used seems strict interpretation previous rules stat ing three-view drawings submit ted proof scale could have eliminated drawings three views change will allow wider range drawings used fear being rejected should help judges static judging process change can found Para 42a CL Sport Scale rules Para 45 USJR Also note Para 45 USJR also contains following changes Allows use three- view draw ings up maximum size 24 x 36 new limit 25 pages single-sided material maximum size 11 x 14 used doc umentation models Precision events Please note unlike Sport Event contestants declaration listing components did make does count pages documentation Precision event Sport Scale number pages allowed Proof Scale has increased six eight see Para 45 However noted above contestants declaration components made him counted eight pages plastic model used Proof Scale instead three- view drawing photos new rule Para 42c states plastic model will now count page eight pages allowed previous rule stated plastic model counted two pages documentation proposal SC-88-15 passed Final Vote calls increasing size three- view drawings allowed Sport Scale maximum 24 x 36 did get en tered new rule book Para 42a should have read single-sheet three- view drawing line tone color size Continued page 164 April 1988 67 Control Line Scale Bill Boss 77-06 269th Street New Hyde Park NY 11040 Bill Oldhams scheme driving flapsand turning landing light column Boeing F4B-4 1987 MichIgan State Championships work Ralph Burn stine Port Clinton OH has seen competi tion CL Scale World Championships photos Mike Weishans Wedeli Williams Racer 1932 Norm Skuderin Parma OH finished Col Roscoe Turners cream-and-red colors Mike Weishans Ferndale Mi B-25 camouflage colors 410th Bomber Group 646th Bomber Squadron TOLE THIRTY-FOURTH ANNUAL RADIO CONTROL EXPOSITION APRIL 8 9 10 1988 FRIDAY9amto6pm SATURDAY9amto6pm SUNDAY9 am 430 pm TOLEDO SPORTS ARENA ONE MAIN STREET TOLEDO OHIO ADVANCED TICKETS may ordered sending self-addressed business size 4Y8x9 envelope TICKETS 38235 Castle Romulus Ml 481 74 orders above 5 tickets must include extra postage US orders mustincludea 25 cents per order handling charge foreign orders must include 50 cents per order handling charge need send addressed envelope will provide necessary postage Include check money order US funds made payable Weak Signals R/C Club Ticket prices $400 per day adults $100 per day children 12 under Please specify number Deadline ticket orders March 31 1988 sales final non-refundable orders will returned mid-March have included adequate postage will also contain program TICKETSAREALSOA VAILABLEA T THE DOOR Will Have Traditional Saturday Night Auction COMPETITION CLASSES NON-MILITARY SPORT SCALE PLANE IAMA RulesI MILITARY SPORT SCALE PLANE IAMA RulesI PRECISION SCALE PLANE IAMA RulesI PATTERN PLANE SPORT MONO-PLANE Inon-scale models onlyl SPORT BI-PLANE Inon-scale models onlyl OLD TIMER FREE FLIGHT R/C ASSIST R/C SAILPLANE Inon-scale models onlyl HELICOPTER R/C CAR COMPETITION BOAT MILITARY SCALE BOAT PLEASURE POWER BOAT WORKING VESSEL-UNARMED CL Scale/Boss Continued page 67 maximum 24 x 36 permitted oversight has referred AMA Headquar ters Scale Board Chairman resolution Flight Scale Operation rules changes quite important should understood before getting too far competitive season major change affecting both Precision Sport events area rules governing multiengine operation Para 8a Precision 94 Sport deal wish multiengine models having greatly diverse types sizes power plants new rules state ALL power plants must contribute significantly performance model order re ceive multiengine points Points should awarded category just because power plant apparent power plant question contributing models performance suitable means demonstration should worked out between contestant judges show power plants question fact con tribute models performance such demonstration comes mind might have contestant show using smaller diverse-type power plants can taxi model reasonable speed un der throttle control subject diverse types power plants might note Engine Starting bonus 10 points has removed CL Precision Scale rules removal starting bonus done anticipation possible entries Precision event allelectric-powered models view cur rent extensive use electric starting motors Starting electric-powered model use electric starter device fuel-burning engines requires operation switch controller device start power plants intent bonus starting rule have contestant manually flip props internal-combustion-engine-powered model Please note tO-point starting bo nus eliminated Bonus Points Para 9 Flight Score maximum possible Official Score changed Para 11 Official Score Maximum single Flight Score should now read 215 points maximum possible Official Score should read 665 points over sight has also referred Headquarters correction CL Precision Scale rule 8g now states pre flight post-flight operations can now demon strated operational features S pg EIE AMERICAN JR OM RIDGE CAMPBELL T RITE DUBRO EASY BUILT MODELS FLYLINE FOX BERG DUBOIS LOW K&a MICRO X OS MAX RA PECK-POLYMER ECT MODELS SEAGLEN STERLING IVAN SUPER TIGRE INDER FLuE LER WILLIAMSS PRODUCTS RS ESTES MODEL ROCKETS Semi SI Cash Check Stamps 32 page tabloId duel DISCOUNT Catalog 900 jllusttatjons ose 700 Kits choose fom MAILORDER PHONEORDER IN STORE PENN VALLEY HUNT CENTER 837 W Main St Lanzdalmla 19441 unfolding wings opening closing canopies other operation might have done prototype can now demon strated prior after flight awarded operational feature points Previous rules disallowed types opera tions because operations performed during models official flight However aspect old rule remains no points will awarded operation unless flight declared official accordance Para 61 last new rules discussed also pertains Precision event change Para 8c requiring flap operation now independent nonproportional throttle control function receive maximum points purpose change bring models flap operation line full-scale aircraft model means information servos electric electronic circuitry readily available modelers accomplishing type operation uses both electric servos electronic sys tems have explored column several past issues Just prior writing column received copy Hangar Talk newsletter Chol Ia Choppers Club Tucson AZ Bill Oldham couple sketches some words independently control flapsa very timely piece information considering rules changes accompanying sketch shows wiring electric-motor-driven gearbox associated micro switches required control overall cir cuit Up Down travel limits flaps Bill also suggests battery supply can Ni-Cds can put Outer wing tip weight rather usual piece lead Another benefit desired turn ing landing light flaps reach full Down position Materials required system three subminiature SPDT lever switches Radio Shack Part #275-016 two 15-volt batteries may Ni-Cds small light spring fourth line small single pole master switch op tional battery charging jack small light lens landing light installed self-contained gear box motor drive flaps course some small-gauge 22 28 hookup wire Operation system started pulling fourth line two seconds thereby op erating control switch starts motor Note sketch shows flaps Down position landing light would As motor turns gearbox arm raises flap moves away Down limit switch 164 Model Aviation RO SOARING DIGEST A monthly publication CoVer rug International RO Soaring Scene SI 6/yearin USA US $20/yr Canada& Mexico US $24/yr elsewhere via airmail RCSD PO Box 1079 Payson AZ 85547 presented Weak Signals R/C Club Toledo Ohio TWINS ARE CLASSIC AND AFFORDABLE Looking inexpensive opposed twin replace shaking smelly gas burner want scale like appearance smooth running 2 cycle glow operation Yes its back basics EHS Tradings Twin Star Comments - Have lot ol engnes m no doubt u probably ot hest. Bill Thomas Lake Havasu AZ .The Twin Star wm exceptionally smooth ton enqne ot dplacement size ctaae Lee ENGINE EDITOR RCM MAGAZINE answer question often asked muffler available Yes muffler & header available CALL FOR INFORMATION EHS TRADiNG LTD 400 HUALANI ST BLDG 13E HILO HAWAII 96720 DL-SW lever arm closing motor-operating circuit through DL-SW Upper limit switch UP-SW until gear box arm operates UL-SW lever arm opening circuit stopping motor next pull fourth line starts sys tem over again until DL-SW stops flaps once again Down position turns landing light Please note sketch scale intent demonstrate still another way making flap operation independent throttle control no details given re garding type gearbox drive-arm speed would suspect very low drive-arm speed about rpm less would wanted give flaps realistic-looking operating speed An electric motor gear drive described April 1986 column would nicely oper ation Motor gearbox units may also found some abandoned motorized toys output arm connecting pushrods connection flaps must made fit individual installation have other ideas inde pendently control flaps operation other feature model share fellow Scale modelers guess times have ask readers column come alive send some idea photos new projects am running low col umn material Please send correspondenceespecially photos relating CL Scaleto address given very top column CL Navy Carrier/Perry Continued page 68 ficiency takeoff landings operation carrier latter includes control after arrest ing plus control arresting gear catapult Its just well some ideas dis carded before initial running event jet models catapult etc original ideas still us sizes decks models example deck dimensions / size Essex class prevailing large aircraft carrier day size limit 44-in span happens exactly /20 size largest carrier aircraft envisioned time Grumman S-2 Tracker specifications written time CL Navy Car rier event first evolving first deck manufactured Naval -80063HOBBY 808 935-9009 HA WAIl STD TIME 10 AM-7PM Mon-S Gun Factory used 1950 Nats Dallas Naval Air Station NAS TX direc tion Secretary Navy officially commissioned USS Smallfry given designation CVM-l Aircraft Carrier Miniature Los Alamitos NAS CA 1952 Nats Since its beginning event has changed con siderably equipment rules basic tent remains same Models real naval carrier-based aircraft flown simulated carrier deck must demonstrate characteris tics required full-scale carrier aircraft high speed slow flight precisionarrested landing Scoring combination three flight regimes bonus points ad ded all-or-nothing basis scale appearance Flying consists takeoff forward portion deck about 24 ft long followed high-speed flight seven laps After high-speed portion flight contestant slows model signals low-speed por tion event seven laps slow flight complete contestant makes arrested land ing aft portion deck 20 ft long arresting ropes tied sandbags used stop models now three classes competition Profile Carrier profile-fuselage models least 300 sq wing area frontintake 35 engines using suction fuel systems nominal bonus 10 points offered models represent actual carrier aircraft Class Class II restricted model design type engine fuel system usually full-bodied models real aircraft have 5% scale tolerance requirement receiving rath er substantial 100-point scale bonus Class engines up including 40-cu-in displaceNEW IMPROVED * LI*ter WelOt Model wili work Power * *%AIAIlEieUsPateniNoons **VVMIL1II * 76is3 * *Dealens l,oted * * CORD * * orflry * Stick Abrasives *a *A Keen Machine gives exceptional * sanding control excellent tinish *5995 easic nCf t fiat Wand 1 eacha *ofOgnisp * *~595Sadden 5pecial xci 2 fiat 1 halta *round wand 5 6 gIllsa *1 29DeLne scodes 3 hat 2 han Oovda *ina,dS SuIt wands 10 * Additional Wands Abrasives availablea * WANDIT MANUFACTURING 214 288-5789a * * PO Box 266 uite Texas 75149a $20000 Without Muffler ment Class II engines up 65 cu complete rules Navy Carrier flying found AMA rule book course new book has available since December cur rent rules little changed last year enjoy Carrier events because chal lenging ones balance equipment flying skill Judging done almost exclusive ly stopwatch little room subjectivity event can flown individuals prac ticed team required contestant can usually set own schedule contest rather being tied rigid schedule heats rounds hope decide try Carrier flying find enjoyable have CL Combat/Johnson Continued page 69 pace relaxed Sunday keep running out daylight contests tend As writing prize announced $1000 first expect other prizes top few people Everyone surely gets enough Combat flying out make worthwhile prestige winning same league Grabber looks like airlines going have some pretty good prices through time period too Once youve packed up models flight out might mark box very large letters MODEL AIRPLANESPLEASE HANDLE WITH CARE Several airline peo ple have met have commented mentioning model airplanes might get respect because people handle luggage inter ested models might take easy April 1988 165 40 CC/24 CU IN THE DIFFERENT FOAM MODEL Lowest Cost Modeling COUGAR 1 Send $100 P8-H latest fine-grain sheet foam developments foam samples FREE foam sources Hard Shell finishes now available Dozens easy build foam airplane plans Peanuts RIC FOAM SCALE MODELS Box 662MA St Croix Falls WI 54024
Edition: Model Aviation - 1988/04
Page Numbers: 67, 164, 165
URGENT URGENT URGENT am sure time read column will have hand 1988-1989 Competition Regulations book also hope have taken time review rules changes pertaining CL Scale events several significant changes affect general rules static judging flight operations some cases just clarifica tion rules 44 Scale proposals submitted during past rules change cycle 38 made Final Vote procedure 38 Final Vote 26 passed 16 60% 26 pertained changes CL events 10 other proposals passed spread over door RC events also included Helicop ter point out statistics emphasize large number CL rules affected coming two years urge con cerned competition go over new rules own also thought review column might help better understanding changes General Rules changed follows weight limit models Sport Scale event whether single- multi-engine type has increased 20 lb Refer CL Sport Scale rules event 509 Para 25 no change model weight limitations Precision event weight limit already set 20 lb Another change made both Sport Pre cision events eliminates item sometimes questioned past use removable lead-out guides Lead-out guides may now re moved cleaner-looking model during static judging reinstalled flight Refer Para 55e Sport Scale section Para 6g Unified Scale Judging Regulations USJR Precision Scale event Another change CL Precision Scale event event 508 Para 2 General now requires models have dummy pilots during flight pilot figure may removed static judging contestant wishes downgrading static scoring dummy pilot waiver rule used Para 3 CL Sport Scale section removed Sport Scale event 1984-85 rules cycle did appear 1986-87 rule book Proof Scale rules changes made both Sport Precision events rule proposal submitted Dave Platt called clarifica tion meaning three-view drawings reading through new rules clarifica tion although its evident clarification intended drawings three views may used seems strict interpretation previous rules stat ing three-view drawings submit ted proof scale could have eliminated drawings three views change will allow wider range drawings used fear being rejected should help judges static judging process change can found Para 42a CL Sport Scale rules Para 45 USJR Also note Para 45 USJR also contains following changes Allows use three- view draw ings up maximum size 24 x 36 new limit 25 pages single-sided material maximum size 11 x 14 used doc umentation models Precision events Please note unlike Sport Event contestants declaration listing components did make does count pages documentation Precision event Sport Scale number pages allowed Proof Scale has increased six eight see Para 45 However noted above contestants declaration components made him counted eight pages plastic model used Proof Scale instead three- view drawing photos new rule Para 42c states plastic model will now count page eight pages allowed previous rule stated plastic model counted two pages documentation proposal SC-88-15 passed Final Vote calls increasing size three- view drawings allowed Sport Scale maximum 24 x 36 did get en tered new rule book Para 42a should have read single-sheet three- view drawing line tone color size Continued page 164 April 1988 67 Control Line Scale Bill Boss 77-06 269th Street New Hyde Park NY 11040 Bill Oldhams scheme driving flapsand turning landing light column Boeing F4B-4 1987 MichIgan State Championships work Ralph Burn stine Port Clinton OH has seen competi tion CL Scale World Championships photos Mike Weishans Wedeli Williams Racer 1932 Norm Skuderin Parma OH finished Col Roscoe Turners cream-and-red colors Mike Weishans Ferndale Mi B-25 camouflage colors 410th Bomber Group 646th Bomber Squadron TOLE THIRTY-FOURTH ANNUAL RADIO CONTROL EXPOSITION APRIL 8 9 10 1988 FRIDAY9amto6pm SATURDAY9amto6pm SUNDAY9 am 430 pm TOLEDO SPORTS ARENA ONE MAIN STREET TOLEDO OHIO ADVANCED TICKETS may ordered sending self-addressed business size 4Y8x9 envelope TICKETS 38235 Castle Romulus Ml 481 74 orders above 5 tickets must include extra postage US orders mustincludea 25 cents per order handling charge foreign orders must include 50 cents per order handling charge need send addressed envelope will provide necessary postage Include check money order US funds made payable Weak Signals R/C Club Ticket prices $400 per day adults $100 per day children 12 under Please specify number Deadline ticket orders March 31 1988 sales final non-refundable orders will returned mid-March have included adequate postage will also contain program TICKETSAREALSOA VAILABLEA T THE DOOR Will Have Traditional Saturday Night Auction COMPETITION CLASSES NON-MILITARY SPORT SCALE PLANE IAMA RulesI MILITARY SPORT SCALE PLANE IAMA RulesI PRECISION SCALE PLANE IAMA RulesI PATTERN PLANE SPORT MONO-PLANE Inon-scale models onlyl SPORT BI-PLANE Inon-scale models onlyl OLD TIMER FREE FLIGHT R/C ASSIST R/C SAILPLANE Inon-scale models onlyl HELICOPTER R/C CAR COMPETITION BOAT MILITARY SCALE BOAT PLEASURE POWER BOAT WORKING VESSEL-UNARMED CL Scale/Boss Continued page 67 maximum 24 x 36 permitted oversight has referred AMA Headquar ters Scale Board Chairman resolution Flight Scale Operation rules changes quite important should understood before getting too far competitive season major change affecting both Precision Sport events area rules governing multiengine operation Para 8a Precision 94 Sport deal wish multiengine models having greatly diverse types sizes power plants new rules state ALL power plants must contribute significantly performance model order re ceive multiengine points Points should awarded category just because power plant apparent power plant question contributing models performance suitable means demonstration should worked out between contestant judges show power plants question fact con tribute models performance such demonstration comes mind might have contestant show using smaller diverse-type power plants can taxi model reasonable speed un der throttle control subject diverse types power plants might note Engine Starting bonus 10 points has removed CL Precision Scale rules removal starting bonus done anticipation possible entries Precision event allelectric-powered models view cur rent extensive use electric starting motors Starting electric-powered model use electric starter device fuel-burning engines requires operation switch controller device start power plants intent bonus starting rule have contestant manually flip props internal-combustion-engine-powered model Please note tO-point starting bo nus eliminated Bonus Points Para 9 Flight Score maximum possible Official Score changed Para 11 Official Score Maximum single Flight Score should now read 215 points maximum possible Official Score should read 665 points over sight has also referred Headquarters correction CL Precision Scale rule 8g now states pre flight post-flight operations can now demon strated operational features S pg EIE AMERICAN JR OM RIDGE CAMPBELL T RITE DUBRO EASY BUILT MODELS FLYLINE FOX BERG DUBOIS LOW K&a MICRO X OS MAX RA PECK-POLYMER ECT MODELS SEAGLEN STERLING IVAN SUPER TIGRE INDER FLuE LER WILLIAMSS PRODUCTS RS ESTES MODEL ROCKETS Semi SI Cash Check Stamps 32 page tabloId duel DISCOUNT Catalog 900 jllusttatjons ose 700 Kits choose fom MAILORDER PHONEORDER IN STORE PENN VALLEY HUNT CENTER 837 W Main St Lanzdalmla 19441 unfolding wings opening closing canopies other operation might have done prototype can now demon strated prior after flight awarded operational feature points Previous rules disallowed types opera tions because operations performed during models official flight However aspect old rule remains no points will awarded operation unless flight declared official accordance Para 61 last new rules discussed also pertains Precision event change Para 8c requiring flap operation now independent nonproportional throttle control function receive maximum points purpose change bring models flap operation line full-scale aircraft model means information servos electric electronic circuitry readily available modelers accomplishing type operation uses both electric servos electronic sys tems have explored column several past issues Just prior writing column received copy Hangar Talk newsletter Chol Ia Choppers Club Tucson AZ Bill Oldham couple sketches some words independently control flapsa very timely piece information considering rules changes accompanying sketch shows wiring electric-motor-driven gearbox associated micro switches required control overall cir cuit Up Down travel limits flaps Bill also suggests battery supply can Ni-Cds can put Outer wing tip weight rather usual piece lead Another benefit desired turn ing landing light flaps reach full Down position Materials required system three subminiature SPDT lever switches Radio Shack Part #275-016 two 15-volt batteries may Ni-Cds small light spring fourth line small single pole master switch op tional battery charging jack small light lens landing light installed self-contained gear box motor drive flaps course some small-gauge 22 28 hookup wire Operation system started pulling fourth line two seconds thereby op erating control switch starts motor Note sketch shows flaps Down position landing light would As motor turns gearbox arm raises flap moves away Down limit switch 164 Model Aviation RO SOARING DIGEST A monthly publication CoVer rug International RO Soaring Scene SI 6/yearin USA US $20/yr Canada& Mexico US $24/yr elsewhere via airmail RCSD PO Box 1079 Payson AZ 85547 presented Weak Signals R/C Club Toledo Ohio TWINS ARE CLASSIC AND AFFORDABLE Looking inexpensive opposed twin replace shaking smelly gas burner want scale like appearance smooth running 2 cycle glow operation Yes its back basics EHS Tradings Twin Star Comments - Have lot ol engnes m no doubt u probably ot hest. Bill Thomas Lake Havasu AZ .The Twin Star wm exceptionally smooth ton enqne ot dplacement size ctaae Lee ENGINE EDITOR RCM MAGAZINE answer question often asked muffler available Yes muffler & header available CALL FOR INFORMATION EHS TRADiNG LTD 400 HUALANI ST BLDG 13E HILO HAWAII 96720 DL-SW lever arm closing motor-operating circuit through DL-SW Upper limit switch UP-SW until gear box arm operates UL-SW lever arm opening circuit stopping motor next pull fourth line starts sys tem over again until DL-SW stops flaps once again Down position turns landing light Please note sketch scale intent demonstrate still another way making flap operation independent throttle control no details given re garding type gearbox drive-arm speed would suspect very low drive-arm speed about rpm less would wanted give flaps realistic-looking operating speed An electric motor gear drive described April 1986 column would nicely oper ation Motor gearbox units may also found some abandoned motorized toys output arm connecting pushrods connection flaps must made fit individual installation have other ideas inde pendently control flaps operation other feature model share fellow Scale modelers guess times have ask readers column come alive send some idea photos new projects am running low col umn material Please send correspondenceespecially photos relating CL Scaleto address given very top column CL Navy Carrier/Perry Continued page 68 ficiency takeoff landings operation carrier latter includes control after arrest ing plus control arresting gear catapult Its just well some ideas dis carded before initial running event jet models catapult etc original ideas still us sizes decks models example deck dimensions / size Essex class prevailing large aircraft carrier day size limit 44-in span happens exactly /20 size largest carrier aircraft envisioned time Grumman S-2 Tracker specifications written time CL Navy Car rier event first evolving first deck manufactured Naval -80063HOBBY 808 935-9009 HA WAIl STD TIME 10 AM-7PM Mon-S Gun Factory used 1950 Nats Dallas Naval Air Station NAS TX direc tion Secretary Navy officially commissioned USS Smallfry given designation CVM-l Aircraft Carrier Miniature Los Alamitos NAS CA 1952 Nats Since its beginning event has changed con siderably equipment rules basic tent remains same Models real naval carrier-based aircraft flown simulated carrier deck must demonstrate characteris tics required full-scale carrier aircraft high speed slow flight precisionarrested landing Scoring combination three flight regimes bonus points ad ded all-or-nothing basis scale appearance Flying consists takeoff forward portion deck about 24 ft long followed high-speed flight seven laps After high-speed portion flight contestant slows model signals low-speed por tion event seven laps slow flight complete contestant makes arrested land ing aft portion deck 20 ft long arresting ropes tied sandbags used stop models now three classes competition Profile Carrier profile-fuselage models least 300 sq wing area frontintake 35 engines using suction fuel systems nominal bonus 10 points offered models represent actual carrier aircraft Class Class II restricted model design type engine fuel system usually full-bodied models real aircraft have 5% scale tolerance requirement receiving rath er substantial 100-point scale bonus Class engines up including 40-cu-in displaceNEW IMPROVED * LI*ter WelOt Model wili work Power * *%AIAIlEieUsPateniNoons **VVMIL1II * 76is3 * *Dealens l,oted * * CORD * * orflry * Stick Abrasives *a *A Keen Machine gives exceptional * sanding control excellent tinish *5995 easic nCf t fiat Wand 1 eacha *ofOgnisp * *~595Sadden 5pecial xci 2 fiat 1 halta *round wand 5 6 gIllsa *1 29DeLne scodes 3 hat 2 han Oovda *ina,dS SuIt wands 10 * Additional Wands Abrasives availablea * WANDIT MANUFACTURING 214 288-5789a * * PO Box 266 uite Texas 75149a $20000 Without Muffler ment Class II engines up 65 cu complete rules Navy Carrier flying found AMA rule book course new book has available since December cur rent rules little changed last year enjoy Carrier events because chal lenging ones balance equipment flying skill Judging done almost exclusive ly stopwatch little room subjectivity event can flown individuals prac ticed team required contestant can usually set own schedule contest rather being tied rigid schedule heats rounds hope decide try Carrier flying find enjoyable have CL Combat/Johnson Continued page 69 pace relaxed Sunday keep running out daylight contests tend As writing prize announced $1000 first expect other prizes top few people Everyone surely gets enough Combat flying out make worthwhile prestige winning same league Grabber looks like airlines going have some pretty good prices through time period too Once youve packed up models flight out might mark box very large letters MODEL AIRPLANESPLEASE HANDLE WITH CARE Several airline peo ple have met have commented mentioning model airplanes might get respect because people handle luggage inter ested models might take easy April 1988 165 40 CC/24 CU IN THE DIFFERENT FOAM MODEL Lowest Cost Modeling COUGAR 1 Send $100 P8-H latest fine-grain sheet foam developments foam samples FREE foam sources Hard Shell finishes now available Dozens easy build foam airplane plans Peanuts RIC FOAM SCALE MODELS Box 662MA St Croix Falls WI 54024
Edition: Model Aviation - 1988/04
Page Numbers: 67, 164, 165
URGENT URGENT URGENT am sure time read column will have hand 1988-1989 Competition Regulations book also hope have taken time review rules changes pertaining CL Scale events several significant changes affect general rules static judging flight operations some cases just clarifica tion rules 44 Scale proposals submitted during past rules change cycle 38 made Final Vote procedure 38 Final Vote 26 passed 16 60% 26 pertained changes CL events 10 other proposals passed spread over door RC events also included Helicop ter point out statistics emphasize large number CL rules affected coming two years urge con cerned competition go over new rules own also thought review column might help better understanding changes General Rules changed follows weight limit models Sport Scale event whether single- multi-engine type has increased 20 lb Refer CL Sport Scale rules event 509 Para 25 no change model weight limitations Precision event weight limit already set 20 lb Another change made both Sport Pre cision events eliminates item sometimes questioned past use removable lead-out guides Lead-out guides may now re moved cleaner-looking model during static judging reinstalled flight Refer Para 55e Sport Scale section Para 6g Unified Scale Judging Regulations USJR Precision Scale event Another change CL Precision Scale event event 508 Para 2 General now requires models have dummy pilots during flight pilot figure may removed static judging contestant wishes downgrading static scoring dummy pilot waiver rule used Para 3 CL Sport Scale section removed Sport Scale event 1984-85 rules cycle did appear 1986-87 rule book Proof Scale rules changes made both Sport Precision events rule proposal submitted Dave Platt called clarifica tion meaning three-view drawings reading through new rules clarifica tion although its evident clarification intended drawings three views may used seems strict interpretation previous rules stat ing three-view drawings submit ted proof scale could have eliminated drawings three views change will allow wider range drawings used fear being rejected should help judges static judging process change can found Para 42a CL Sport Scale rules Para 45 USJR Also note Para 45 USJR also contains following changes Allows use three- view draw ings up maximum size 24 x 36 new limit 25 pages single-sided material maximum size 11 x 14 used doc umentation models Precision events Please note unlike Sport Event contestants declaration listing components did make does count pages documentation Precision event Sport Scale number pages allowed Proof Scale has increased six eight see Para 45 However noted above contestants declaration components made him counted eight pages plastic model used Proof Scale instead three- view drawing photos new rule Para 42c states plastic model will now count page eight pages allowed previous rule stated plastic model counted two pages documentation proposal SC-88-15 passed Final Vote calls increasing size three- view drawings allowed Sport Scale maximum 24 x 36 did get en tered new rule book Para 42a should have read single-sheet three- view drawing line tone color size Continued page 164 April 1988 67 Control Line Scale Bill Boss 77-06 269th Street New Hyde Park NY 11040 Bill Oldhams scheme driving flapsand turning landing light column Boeing F4B-4 1987 MichIgan State Championships work Ralph Burn stine Port Clinton OH has seen competi tion CL Scale World Championships photos Mike Weishans Wedeli Williams Racer 1932 Norm Skuderin Parma OH finished Col Roscoe Turners cream-and-red colors Mike Weishans Ferndale Mi B-25 camouflage colors 410th Bomber Group 646th Bomber Squadron TOLE THIRTY-FOURTH ANNUAL RADIO CONTROL EXPOSITION APRIL 8 9 10 1988 FRIDAY9amto6pm SATURDAY9amto6pm SUNDAY9 am 430 pm TOLEDO SPORTS ARENA ONE MAIN STREET TOLEDO OHIO ADVANCED TICKETS may ordered sending self-addressed business size 4Y8x9 envelope TICKETS 38235 Castle Romulus Ml 481 74 orders above 5 tickets must include extra postage US orders mustincludea 25 cents per order handling charge foreign orders must include 50 cents per order handling charge need send addressed envelope will provide necessary postage Include check money order US funds made payable Weak Signals R/C Club Ticket prices $400 per day adults $100 per day children 12 under Please specify number Deadline ticket orders March 31 1988 sales final non-refundable orders will returned mid-March have included adequate postage will also contain program TICKETSAREALSOA VAILABLEA T THE DOOR Will Have Traditional Saturday Night Auction COMPETITION CLASSES NON-MILITARY SPORT SCALE PLANE IAMA RulesI MILITARY SPORT SCALE PLANE IAMA RulesI PRECISION SCALE PLANE IAMA RulesI PATTERN PLANE SPORT MONO-PLANE Inon-scale models onlyl SPORT BI-PLANE Inon-scale models onlyl OLD TIMER FREE FLIGHT R/C ASSIST R/C SAILPLANE Inon-scale models onlyl HELICOPTER R/C CAR COMPETITION BOAT MILITARY SCALE BOAT PLEASURE POWER BOAT WORKING VESSEL-UNARMED CL Scale/Boss Continued page 67 maximum 24 x 36 permitted oversight has referred AMA Headquar ters Scale Board Chairman resolution Flight Scale Operation rules changes quite important should understood before getting too far competitive season major change affecting both Precision Sport events area rules governing multiengine operation Para 8a Precision 94 Sport deal wish multiengine models having greatly diverse types sizes power plants new rules state ALL power plants must contribute significantly performance model order re ceive multiengine points Points should awarded category just because power plant apparent power plant question contributing models performance suitable means demonstration should worked out between contestant judges show power plants question fact con tribute models performance such demonstration comes mind might have contestant show using smaller diverse-type power plants can taxi model reasonable speed un der throttle control subject diverse types power plants might note Engine Starting bonus 10 points has removed CL Precision Scale rules removal starting bonus done anticipation possible entries Precision event allelectric-powered models view cur rent extensive use electric starting motors Starting electric-powered model use electric starter device fuel-burning engines requires operation switch controller device start power plants intent bonus starting rule have contestant manually flip props internal-combustion-engine-powered model Please note tO-point starting bo nus eliminated Bonus Points Para 9 Flight Score maximum possible Official Score changed Para 11 Official Score Maximum single Flight Score should now read 215 points maximum possible Official Score should read 665 points over sight has also referred Headquarters correction CL Precision Scale rule 8g now states pre flight post-flight operations can now demon strated operational features S pg EIE AMERICAN JR OM RIDGE CAMPBELL T RITE DUBRO EASY BUILT MODELS FLYLINE FOX BERG DUBOIS LOW K&a MICRO X OS MAX RA PECK-POLYMER ECT MODELS SEAGLEN STERLING IVAN SUPER TIGRE INDER FLuE LER WILLIAMSS PRODUCTS RS ESTES MODEL ROCKETS Semi SI Cash Check Stamps 32 page tabloId duel DISCOUNT Catalog 900 jllusttatjons ose 700 Kits choose fom MAILORDER PHONEORDER IN STORE PENN VALLEY HUNT CENTER 837 W Main St Lanzdalmla 19441 unfolding wings opening closing canopies other operation might have done prototype can now demon strated prior after flight awarded operational feature points Previous rules disallowed types opera tions because operations performed during models official flight However aspect old rule remains no points will awarded operation unless flight declared official accordance Para 61 last new rules discussed also pertains Precision event change Para 8c requiring flap operation now independent nonproportional throttle control function receive maximum points purpose change bring models flap operation line full-scale aircraft model means information servos electric electronic circuitry readily available modelers accomplishing type operation uses both electric servos electronic sys tems have explored column several past issues Just prior writing column received copy Hangar Talk newsletter Chol Ia Choppers Club Tucson AZ Bill Oldham couple sketches some words independently control flapsa very timely piece information considering rules changes accompanying sketch shows wiring electric-motor-driven gearbox associated micro switches required control overall cir cuit Up Down travel limits flaps Bill also suggests battery supply can Ni-Cds can put Outer wing tip weight rather usual piece lead Another benefit desired turn ing landing light flaps reach full Down position Materials required system three subminiature SPDT lever switches Radio Shack Part #275-016 two 15-volt batteries may Ni-Cds small light spring fourth line small single pole master switch op tional battery charging jack small light lens landing light installed self-contained gear box motor drive flaps course some small-gauge 22 28 hookup wire Operation system started pulling fourth line two seconds thereby op erating control switch starts motor Note sketch shows flaps Down position landing light would As motor turns gearbox arm raises flap moves away Down limit switch 164 Model Aviation RO SOARING DIGEST A monthly publication CoVer rug International RO Soaring Scene SI 6/yearin USA US $20/yr Canada& Mexico US $24/yr elsewhere via airmail RCSD PO Box 1079 Payson AZ 85547 presented Weak Signals R/C Club Toledo Ohio TWINS ARE CLASSIC AND AFFORDABLE Looking inexpensive opposed twin replace shaking smelly gas burner want scale like appearance smooth running 2 cycle glow operation Yes its back basics EHS Tradings Twin Star Comments - Have lot ol engnes m no doubt u probably ot hest. Bill Thomas Lake Havasu AZ .The Twin Star wm exceptionally smooth ton enqne ot dplacement size ctaae Lee ENGINE EDITOR RCM MAGAZINE answer question often asked muffler available Yes muffler & header available CALL FOR INFORMATION EHS TRADiNG LTD 400 HUALANI ST BLDG 13E HILO HAWAII 96720 DL-SW lever arm closing motor-operating circuit through DL-SW Upper limit switch UP-SW until gear box arm operates UL-SW lever arm opening circuit stopping motor next pull fourth line starts sys tem over again until DL-SW stops flaps once again Down position turns landing light Please note sketch scale intent demonstrate still another way making flap operation independent throttle control no details given re garding type gearbox drive-arm speed would suspect very low drive-arm speed about rpm less would wanted give flaps realistic-looking operating speed An electric motor gear drive described April 1986 column would nicely oper ation Motor gearbox units may also found some abandoned motorized toys output arm connecting pushrods connection flaps must made fit individual installation have other ideas inde pendently control flaps operation other feature model share fellow Scale modelers guess times have ask readers column come alive send some idea photos new projects am running low col umn material Please send correspondenceespecially photos relating CL Scaleto address given very top column CL Navy Carrier/Perry Continued page 68 ficiency takeoff landings operation carrier latter includes control after arrest ing plus control arresting gear catapult Its just well some ideas dis carded before initial running event jet models catapult etc original ideas still us sizes decks models example deck dimensions / size Essex class prevailing large aircraft carrier day size limit 44-in span happens exactly /20 size largest carrier aircraft envisioned time Grumman S-2 Tracker specifications written time CL Navy Car rier event first evolving first deck manufactured Naval -80063HOBBY 808 935-9009 HA WAIl STD TIME 10 AM-7PM Mon-S Gun Factory used 1950 Nats Dallas Naval Air Station NAS TX direc tion Secretary Navy officially commissioned USS Smallfry given designation CVM-l Aircraft Carrier Miniature Los Alamitos NAS CA 1952 Nats Since its beginning event has changed con siderably equipment rules basic tent remains same Models real naval carrier-based aircraft flown simulated carrier deck must demonstrate characteris tics required full-scale carrier aircraft high speed slow flight precisionarrested landing Scoring combination three flight regimes bonus points ad ded all-or-nothing basis scale appearance Flying consists takeoff forward portion deck about 24 ft long followed high-speed flight seven laps After high-speed portion flight contestant slows model signals low-speed por tion event seven laps slow flight complete contestant makes arrested land ing aft portion deck 20 ft long arresting ropes tied sandbags used stop models now three classes competition Profile Carrier profile-fuselage models least 300 sq wing area frontintake 35 engines using suction fuel systems nominal bonus 10 points offered models represent actual carrier aircraft Class Class II restricted model design type engine fuel system usually full-bodied models real aircraft have 5% scale tolerance requirement receiving rath er substantial 100-point scale bonus Class engines up including 40-cu-in displaceNEW IMPROVED * LI*ter WelOt Model wili work Power * *%AIAIlEieUsPateniNoons **VVMIL1II * 76is3 * *Dealens l,oted * * CORD * * orflry * Stick Abrasives *a *A Keen Machine gives exceptional * sanding control excellent tinish *5995 easic nCf t fiat Wand 1 eacha *ofOgnisp * *~595Sadden 5pecial xci 2 fiat 1 halta *round wand 5 6 gIllsa *1 29DeLne scodes 3 hat 2 han Oovda *ina,dS SuIt wands 10 * Additional Wands Abrasives availablea * WANDIT MANUFACTURING 214 288-5789a * * PO Box 266 uite Texas 75149a $20000 Without Muffler ment Class II engines up 65 cu complete rules Navy Carrier flying found AMA rule book course new book has available since December cur rent rules little changed last year enjoy Carrier events because chal lenging ones balance equipment flying skill Judging done almost exclusive ly stopwatch little room subjectivity event can flown individuals prac ticed team required contestant can usually set own schedule contest rather being tied rigid schedule heats rounds hope decide try Carrier flying find enjoyable have CL Combat/Johnson Continued page 69 pace relaxed Sunday keep running out daylight contests tend As writing prize announced $1000 first expect other prizes top few people Everyone surely gets enough Combat flying out make worthwhile prestige winning same league Grabber looks like airlines going have some pretty good prices through time period too Once youve packed up models flight out might mark box very large letters MODEL AIRPLANESPLEASE HANDLE WITH CARE Several airline peo ple have met have commented mentioning model airplanes might get respect because people handle luggage inter ested models might take easy April 1988 165 40 CC/24 CU IN THE DIFFERENT FOAM MODEL Lowest Cost Modeling COUGAR 1 Send $100 P8-H latest fine-grain sheet foam developments foam samples FREE foam sources Hard Shell finishes now available Dozens easy build foam airplane plans Peanuts RIC FOAM SCALE MODELS Box 662MA St Croix Falls WI 54024