OPPORTUNITY knocked door recently opened up welcomed chance fly Airtronics PCM Spectra 7H installed GMPs Shuttle XXs thought Id pass along few notes experience Ainronics Spectra PCM 7H excel lent middle-of-the-road Helicopter radio Its quite JR Galaxy Futaba 1024 PCM its definitely step up Conquest think Airtronics Sanwa have come up great AIRTRONICS SPECTRA PCM 711 211234 5 22 ~ SMITTER FEATURES AND FUNcTIONS AIRThONICS SPECTRA PCM 711 Radio Control System primarily intended flying rotary seing model aircraft I Retractable Antenna 2 Idle-Up Throttle Hold LED waming Lamps 3 RE Meter 4 Hover Throole Trim Knob 5 Hover Memory Switch 6 Idle-Up Off-I-Il Switch 7 Aileron-Elevator Oaal Rate Switch 8 High Pitch Trim Lever 9 Gyro On-Off Switch 10 Control Stick Horizontal Ailerons Vertical Elevator Mode II Throttle Mode II II Trim Lever Elevator Mode II Throttle Trim Model 12 Trim Levee Ailerons 13 Trimmer Panel Cover 14 Power Switch IS Neck Strap Hook 16 Trim Laser Raddee 17 Trim Levee Throttle Mode Ill Elevator Trim Mode 18 Control Stick Horizontal Radder Vertical Throttle Mode Ill Elevator Mode II 19 Hoser Pitch Trint Knob 20 Law Pitch Trim Laser 21 Pitch Carve Switch 22 Gear Radder Dual Rate Switch 23 Throttle Hold Switch 24 Insert Switch FIGURE 125 Carrying Handle closer look Airtronics Spectra 7H Photo shows panel door folded down access trims Drawing gives key available functions conrols 211 31 SI 20 61 1221 54 Model Aviation Radio Confrol Helicopters Larry Jolly 5501 W Como Santa Ana CA 92703 iMPs new Shuttle XX Larrys steered Airtronics Spectra 7H PCM Heliradlo uses OS 32F-H power Larry tells us lots about products month says its superb flier Shuttle XX servo installation Sorry black structure black servo cases dont reveal much detail Larry likes Airtonics Competition Servos PIN 94735 couple easy mods Shuttle XX demonstrates inverted capabilities Larry likes combination plane radio enginesays its great sport fliers package Heliradio so-called sport fliers out want ATS throttle hold invert switch1S8 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 have telescoping steel tubes vertical motion Internal springs absorb shock real oleo strut oil forced through orifice ab sorb shock bounce models have never attempted exactly copy action use springs because merely store energy make bouncy landing inevitable secondary problem tendency strut hit bottom especially hard landing spring compresses its solid length strut mechanically reaches its motion limit models accompanied loud click sound metal metal followed im mediately model returning air spring snaps landing gear telescoping tubes quickly outward against downward stop another audible click taxiing rough ground clicks continuous avoid problem use smaller re bound spring bottom strut enclosed within Outer tube idea borrowed fullsize practice model struts travel approximate scale distance vertically look right both ground air FM rule changes 1987 FM plenary ses sion Paris dramatic change rule governing engine displacement limits Scale models top limit displacement removed completely blanket removal re strictions recognized time being con trary FAI general rule everything must have limit As result reconsideration general rule FAI Bureau its annual meeting last De cember has now placed top limit total dis placement 80cc 48 cu still very generous limit compared past example four-engined model could now have 1 2-cu-in four-stroke two-stroke engines real limiting factor remains 154-lb weight limit Its hard imagine 15lb airplane 48-cu-in engine ex ample pair Quadra 35s FM suggests Scale sound limits FAI Scale Subcommittee suggesting adoption 90 dB sound level upper limit three meters dis tance similar AMA objective con siderably less present FM limit 98 dB measurement made over hard sur face bit unrealistic us have sound level meters never fly hard surface until arrive Nats world championship scene would like see some comparative figures showing difference sound levels over various surfaces sheet plywood beneath model regarded hard surface no hard surface beneath model airborne opinion sound level should checked model suspended above surface specification should stipulate surface type None local clubs area operate bard surfaec Three club members have now invested purchase sound level meters relatively inexpensive units sold Radio Shack catalog No 33-2050 $2995 sound pickup means electret micro phone top reading 126 dB Response dis cretionary slow fast help minimize fluctu ation indicator needle sharp sound im pacts also adjustable C weighting characteristics measurements can made 500 10000 Hz range greatest sensitivity human ear Accuracy 2 dB 114 dB sound level have made comparisons found ters much closer tolerance range would indicate opinion AMA objec tives should require expensive equipment unreasonable testing conditions good response expected campaign reduce noise pollu tion Most important fact three club mem bers 6% have made investment indicates seriousness individuals regard efforts reduce noise club field nearest neighbors almost half-mile distant club members has spoken nearby neighbors asked specifically about noise par ticularly early morning assured yet have problem neighbors church will make effort maintain good standing sound level meters insurance Over pest several years have noted marked reduction noise Scale models time Howard Crispin made mention col umn about loudness Scale models flown Nats Because Scale models can quite heavy builders feel full input needed sometimes reluctant use effective muffler know muffler need reduce performance FM class lid now removed engine displacement no longer excuse flying good muf fler RC Helicopters/Jolly Continued page 54 Spectra packaged nicely trimmers switches intelligently arranged easy access have included pictorial layout Spectra transmitter help identif differ ent functions also nice see Airtron ics spent great deal effort send Spectra out usable instruction manual man ual boasts 21 pages features ouly radio specifications also method setting separate trimmer also has troubleahooting graph last page After looking through manual snap get Shuttle trimmed out flying right Typical sensible layout radio ability work trimmers Helicopters rotors turning because trims located front trans mitter covered fold-down access door So fine tuning can bring ship out hover pull transmitter door open make needed adjustments give another try really like featureits clean use radio also has other common Air tronics features such easy-aecess transmitter battery pack carrying handle doubles stand course easy access transmitter RF module idiot lights also nice touch flashing away let know somethings shouldnt Spectra came optional contest ser vos word outstanding using another manufacturers radio would worth consider looking set Airtronics servos fa vorite chopper feature high power quick response very tight no slop visible output arm market new system dont check Airtronics Spectra 7H out Its real nice radio sensible price go along its sensible functions Next month tend dwell deeper Spectra show what can doand get other part report concerns GMP/ Hirobos neat little Shuttle XX little white Shuttle has really upgraded new thicker side frames tail housing redesigned ro tor head servo trays well ball bearing supports throughout new Shuttle has great performance Autorotations inverted flight superb size class would hard imagine better performer chose power Shuttle XX 05 32 FSR-H Its obvious two designed other effort minimize potential boom strike main rotor blade hitting tail boom Ed Hirobo lengthened Shuttles main rotor shaft Personally felt didnt af fect hovering autorotations did detract rolling capabilities So really wringing out Shuttles might think about installing original shorter main shaft standard GMP paddles combination will let hot-dog hearts content 158 Model Aviation still enable bring Shuttle home end day inverted flight did open up side frames top side collective track just little give throw capability Otherwise kept ship stock adjusted neg ative positive pitch being necessary cause rotor blades having symmetrical-section airfoil Shuttle goes right over really stays track Inverted flight also made easier because invert trim Spectra havent practiced autorotations shouldnt afraid trying Shuttle XX Merely adjust Throttle Hold smooth idle set No 2 pitch curve least 2 top out about 80 Shuttle descends smoothly autorotation stock blades enough cushion novice pilot make safe land ing summary think Shuttle XX/Spec tra/OS 32 H great combination like much try kecp charged time get bored what Im supposed doing can run out put quick Shuttle Its great therapy good excuse steal some flight time take time try out dont drop line let know what found Safety I recently saw article repair broken Shuttle side frame Let share some thoughts matter know Helicopters expensive also know can glue broken side frames back together well split rotor blades know might might get away Use some common sense part damaged re place Never fly repaired side frame rotor Besides being good idea safetywise part lets go during operation could cause im mensely damage Helicopter price have pay original-equipment spare Think before apply starter BCNU SAFE FLYING IS NO ACCIDENT HP CELL WING SHEETING SKINS 000x24xO 0 lightweight skins replace balsa wood other sheeting materials used over foam cores Lighter eeight glass o kevlar can used finish wing HOW ro sheet wrlh purchase HI PERFORMANCE SAILPLANES offers high quality line products sailplane builders brochure send SASE 20% Stronger MagnamitaCarbon Fiber Laminates oorxltt72 014x1x72 0 HI PERFORMANCE SAILPIANES 206 487-1721 17902 NE 156th St Woodinville WA 96072 WORLDS SICOEST SCALe PHOTO 5650CC 500 p00T0 CK5I PLANS 3 VIEWS PHOTO-PACKS PLANS ENLARGING 5ASE COlaralna nests Jin Pepinos Catalog *f-00 SCALE PlANS P11010 SEB VICE 3209 Madsen Geesbow NC 27403 Phone 1191912925239 INo ColleCt catalog ~3LUE RIOGE MACHINERY TOOLS P0 Box 536-Y Hurricane WV 25526 304-582-3530 offer complete selection-of lathes mills tools Aviation Modeler RC Pylon Racing/Hager Continued page 55 Four-and-a-half rounds completed Saturday Saturday night featured annual steak party NY strips corn cob fixins remaining three-and-a-half rounds completed Sunday fol lowed Trophy Dash final tabulation scores showed Denny Sumner first Ken Hulik second Dave Latsha third Ken Heatlie fourth Al Schwartz Craig Grunkemeyer tied fifth flyoff Al beat Craig yet another close race Trophy Dash fifth annual held memory Leas brother Ron Haddad dash features 12 fastest alrplanes four three-plane elimination races followed final race winners preliminary race year took very low 121 qualify final won Ken Hulik close race finish Dave Latsha Both Ken Dave turned l15s conclusion racing trophies awarded fliers took part mer chandise raffle featured several thousand dol lars goodies Congratulations winners Ken Hulik fast time 11459 win trophy dash fliers sportsmanship cooperation hustling get eight rounds very special thanks Les continued interest sponsorship race members Weak Signals Flying Tigers help running race final results given table elsewhere column thought would interested seeing list kits used numbers race Heinkel Gager13 Napair Sealy8 Napair Larson3 P-39/P-63 Doe3 Rivets Matney3 Toni Prather 3 Shark Sealy3 Polekitty Jacobson2 Estrellita Gager2 Spitfire Gager2 AJ Special Matney2 DejaVu Scaly 1 Cau dron Comberl ME-109 Matneyl Total47 Another interesting list shows makes numbers engines used entrants Nelson37 Cox9 Rossi 1 total47 Average fast time entries 1267 Heres list Quickie kits get PlaneManufacturer Thunder Q-ltPauls flying Stuff PO Box 121 Escondido CA 92025 China ClipperModel Tech T-TailedCalif Speed Pros 32221 Alipac #15 San Jaan Capistrasa CA 92675 SpicklerSpickler Models Texas OutlawOjekie Ritch 4104 Lar Houston Tx 77025 Scar CatPlite Line Models yellow JacketMills Airplase Models 2868 Hamhleton Riva MO 2140 Phone 619 743-5458 Hohhy stores 7t4 661-7430 Hohhy stores 7 13 66 1-545S flohhy stores 3011 956-3308 Nonretail sources QM kits listed below partial list Please call manufacturers prices other details QM Kits Estrellita Heinkel II Spitfire Toni Pirecracker Shack Manufacturer Ouger Aircraft Supp1y Jim Oager 8425 Auhurn Rd Ft wayae IN 46825 Quality Fihergiass Telephone 2191 489-5060 6t2 780-2737 Ilk 4 SW p -I 9 PROPELLERS NEW 4 ES 100 THP DESIGN TAILORED HELICAL PITCH DEVELOPEDTO GIVE MAXIMUM THRUST AT 4 CYCLE ENGINE RPM ALLTHE LATEST TECHNIQUES USED ON OUR PRO SERIES 3 SEE BELOW DIA PITCH THP PRICE 1266778 13677/u8 14677/s8 1567 16678 NEW PRO SERIES 3 NEW HIGH TECH AIRFOIL SECTION 10T020% INCREASE IN THRUST MFG OF SELECT HARD MAPLE WOOD WILL NOT FATIGUE LIKE SYNTHETICS FUEL PROOF HIGH LUSTER FINISH DIAPITCH PRICE 534 634 72833h456 8334568 B/a45667 94S66/u7/r 104566Vs7 106W8W 106EW 114677/a7/t78 II5W 116EW Ii67 124W 125W 1256 1356 1456 1556 164/aN 16678 RC PYLON RACING SERIES 500 DIAPITCHPRICE 75N5/aN 8f6/a7½7¾8 SERIES 400C 86/,677/r7/ 977/t7/ W WIDE BLADE EW EXTRA WIDE 5N NARROW December 1988 159 THE LEADER IN COMPETITION
Edition: Model Aviation - 1988/12
Page Numbers: 54, 158, 159
OPPORTUNITY knocked door recently opened up welcomed chance fly Airtronics PCM Spectra 7H installed GMPs Shuttle XXs thought Id pass along few notes experience Ainronics Spectra PCM 7H excel lent middle-of-the-road Helicopter radio Its quite JR Galaxy Futaba 1024 PCM its definitely step up Conquest think Airtronics Sanwa have come up great AIRTRONICS SPECTRA PCM 711 211234 5 22 ~ SMITTER FEATURES AND FUNcTIONS AIRThONICS SPECTRA PCM 711 Radio Control System primarily intended flying rotary seing model aircraft I Retractable Antenna 2 Idle-Up Throttle Hold LED waming Lamps 3 RE Meter 4 Hover Throole Trim Knob 5 Hover Memory Switch 6 Idle-Up Off-I-Il Switch 7 Aileron-Elevator Oaal Rate Switch 8 High Pitch Trim Lever 9 Gyro On-Off Switch 10 Control Stick Horizontal Ailerons Vertical Elevator Mode II Throttle Mode II II Trim Lever Elevator Mode II Throttle Trim Model 12 Trim Levee Ailerons 13 Trimmer Panel Cover 14 Power Switch IS Neck Strap Hook 16 Trim Laser Raddee 17 Trim Levee Throttle Mode Ill Elevator Trim Mode 18 Control Stick Horizontal Radder Vertical Throttle Mode Ill Elevator Mode II 19 Hoser Pitch Trint Knob 20 Law Pitch Trim Laser 21 Pitch Carve Switch 22 Gear Radder Dual Rate Switch 23 Throttle Hold Switch 24 Insert Switch FIGURE 125 Carrying Handle closer look Airtronics Spectra 7H Photo shows panel door folded down access trims Drawing gives key available functions conrols 211 31 SI 20 61 1221 54 Model Aviation Radio Confrol Helicopters Larry Jolly 5501 W Como Santa Ana CA 92703 iMPs new Shuttle XX Larrys steered Airtronics Spectra 7H PCM Heliradlo uses OS 32F-H power Larry tells us lots about products month says its superb flier Shuttle XX servo installation Sorry black structure black servo cases dont reveal much detail Larry likes Airtonics Competition Servos PIN 94735 couple easy mods Shuttle XX demonstrates inverted capabilities Larry likes combination plane radio enginesays its great sport fliers package Heliradio so-called sport fliers out want ATS throttle hold invert switch1S8 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 have telescoping steel tubes vertical motion Internal springs absorb shock real oleo strut oil forced through orifice ab sorb shock bounce models have never attempted exactly copy action use springs because merely store energy make bouncy landing inevitable secondary problem tendency strut hit bottom especially hard landing spring compresses its solid length strut mechanically reaches its motion limit models accompanied loud click sound metal metal followed im mediately model returning air spring snaps landing gear telescoping tubes quickly outward against downward stop another audible click taxiing rough ground clicks continuous avoid problem use smaller re bound spring bottom strut enclosed within Outer tube idea borrowed fullsize practice model struts travel approximate scale distance vertically look right both ground air FM rule changes 1987 FM plenary ses sion Paris dramatic change rule governing engine displacement limits Scale models top limit displacement removed completely blanket removal re strictions recognized time being con trary FAI general rule everything must have limit As result reconsideration general rule FAI Bureau its annual meeting last De cember has now placed top limit total dis placement 80cc 48 cu still very generous limit compared past example four-engined model could now have 1 2-cu-in four-stroke two-stroke engines real limiting factor remains 154-lb weight limit Its hard imagine 15lb airplane 48-cu-in engine ex ample pair Quadra 35s FM suggests Scale sound limits FAI Scale Subcommittee suggesting adoption 90 dB sound level upper limit three meters dis tance similar AMA objective con siderably less present FM limit 98 dB measurement made over hard sur face bit unrealistic us have sound level meters never fly hard surface until arrive Nats world championship scene would like see some comparative figures showing difference sound levels over various surfaces sheet plywood beneath model regarded hard surface no hard surface beneath model airborne opinion sound level should checked model suspended above surface specification should stipulate surface type None local clubs area operate bard surfaec Three club members have now invested purchase sound level meters relatively inexpensive units sold Radio Shack catalog No 33-2050 $2995 sound pickup means electret micro phone top reading 126 dB Response dis cretionary slow fast help minimize fluctu ation indicator needle sharp sound im pacts also adjustable C weighting characteristics measurements can made 500 10000 Hz range greatest sensitivity human ear Accuracy 2 dB 114 dB sound level have made comparisons found ters much closer tolerance range would indicate opinion AMA objec tives should require expensive equipment unreasonable testing conditions good response expected campaign reduce noise pollu tion Most important fact three club mem bers 6% have made investment indicates seriousness individuals regard efforts reduce noise club field nearest neighbors almost half-mile distant club members has spoken nearby neighbors asked specifically about noise par ticularly early morning assured yet have problem neighbors church will make effort maintain good standing sound level meters insurance Over pest several years have noted marked reduction noise Scale models time Howard Crispin made mention col umn about loudness Scale models flown Nats Because Scale models can quite heavy builders feel full input needed sometimes reluctant use effective muffler know muffler need reduce performance FM class lid now removed engine displacement no longer excuse flying good muf fler RC Helicopters/Jolly Continued page 54 Spectra packaged nicely trimmers switches intelligently arranged easy access have included pictorial layout Spectra transmitter help identif differ ent functions also nice see Airtron ics spent great deal effort send Spectra out usable instruction manual man ual boasts 21 pages features ouly radio specifications also method setting separate trimmer also has troubleahooting graph last page After looking through manual snap get Shuttle trimmed out flying right Typical sensible layout radio ability work trimmers Helicopters rotors turning because trims located front trans mitter covered fold-down access door So fine tuning can bring ship out hover pull transmitter door open make needed adjustments give another try really like featureits clean use radio also has other common Air tronics features such easy-aecess transmitter battery pack carrying handle doubles stand course easy access transmitter RF module idiot lights also nice touch flashing away let know somethings shouldnt Spectra came optional contest ser vos word outstanding using another manufacturers radio would worth consider looking set Airtronics servos fa vorite chopper feature high power quick response very tight no slop visible output arm market new system dont check Airtronics Spectra 7H out Its real nice radio sensible price go along its sensible functions Next month tend dwell deeper Spectra show what can doand get other part report concerns GMP/ Hirobos neat little Shuttle XX little white Shuttle has really upgraded new thicker side frames tail housing redesigned ro tor head servo trays well ball bearing supports throughout new Shuttle has great performance Autorotations inverted flight superb size class would hard imagine better performer chose power Shuttle XX 05 32 FSR-H Its obvious two designed other effort minimize potential boom strike main rotor blade hitting tail boom Ed Hirobo lengthened Shuttles main rotor shaft Personally felt didnt af fect hovering autorotations did detract rolling capabilities So really wringing out Shuttles might think about installing original shorter main shaft standard GMP paddles combination will let hot-dog hearts content 158 Model Aviation still enable bring Shuttle home end day inverted flight did open up side frames top side collective track just little give throw capability Otherwise kept ship stock adjusted neg ative positive pitch being necessary cause rotor blades having symmetrical-section airfoil Shuttle goes right over really stays track Inverted flight also made easier because invert trim Spectra havent practiced autorotations shouldnt afraid trying Shuttle XX Merely adjust Throttle Hold smooth idle set No 2 pitch curve least 2 top out about 80 Shuttle descends smoothly autorotation stock blades enough cushion novice pilot make safe land ing summary think Shuttle XX/Spec tra/OS 32 H great combination like much try kecp charged time get bored what Im supposed doing can run out put quick Shuttle Its great therapy good excuse steal some flight time take time try out dont drop line let know what found Safety I recently saw article repair broken Shuttle side frame Let share some thoughts matter know Helicopters expensive also know can glue broken side frames back together well split rotor blades know might might get away Use some common sense part damaged re place Never fly repaired side frame rotor Besides being good idea safetywise part lets go during operation could cause im mensely damage Helicopter price have pay original-equipment spare Think before apply starter BCNU SAFE FLYING IS NO ACCIDENT HP CELL WING SHEETING SKINS 000x24xO 0 lightweight skins replace balsa wood other sheeting materials used over foam cores Lighter eeight glass o kevlar can used finish wing HOW ro sheet wrlh purchase HI PERFORMANCE SAILPLANES offers high quality line products sailplane builders brochure send SASE 20% Stronger MagnamitaCarbon Fiber Laminates oorxltt72 014x1x72 0 HI PERFORMANCE SAILPIANES 206 487-1721 17902 NE 156th St Woodinville WA 96072 WORLDS SICOEST SCALe PHOTO 5650CC 500 p00T0 CK5I PLANS 3 VIEWS PHOTO-PACKS PLANS ENLARGING 5ASE COlaralna nests Jin Pepinos Catalog *f-00 SCALE PlANS P11010 SEB VICE 3209 Madsen Geesbow NC 27403 Phone 1191912925239 INo ColleCt catalog ~3LUE RIOGE MACHINERY TOOLS P0 Box 536-Y Hurricane WV 25526 304-582-3530 offer complete selection-of lathes mills tools Aviation Modeler RC Pylon Racing/Hager Continued page 55 Four-and-a-half rounds completed Saturday Saturday night featured annual steak party NY strips corn cob fixins remaining three-and-a-half rounds completed Sunday fol lowed Trophy Dash final tabulation scores showed Denny Sumner first Ken Hulik second Dave Latsha third Ken Heatlie fourth Al Schwartz Craig Grunkemeyer tied fifth flyoff Al beat Craig yet another close race Trophy Dash fifth annual held memory Leas brother Ron Haddad dash features 12 fastest alrplanes four three-plane elimination races followed final race winners preliminary race year took very low 121 qualify final won Ken Hulik close race finish Dave Latsha Both Ken Dave turned l15s conclusion racing trophies awarded fliers took part mer chandise raffle featured several thousand dol lars goodies Congratulations winners Ken Hulik fast time 11459 win trophy dash fliers sportsmanship cooperation hustling get eight rounds very special thanks Les continued interest sponsorship race members Weak Signals Flying Tigers help running race final results given table elsewhere column thought would interested seeing list kits used numbers race Heinkel Gager13 Napair Sealy8 Napair Larson3 P-39/P-63 Doe3 Rivets Matney3 Toni Prather 3 Shark Sealy3 Polekitty Jacobson2 Estrellita Gager2 Spitfire Gager2 AJ Special Matney2 DejaVu Scaly 1 Cau dron Comberl ME-109 Matneyl Total47 Another interesting list shows makes numbers engines used entrants Nelson37 Cox9 Rossi 1 total47 Average fast time entries 1267 Heres list Quickie kits get PlaneManufacturer Thunder Q-ltPauls flying Stuff PO Box 121 Escondido CA 92025 China ClipperModel Tech T-TailedCalif Speed Pros 32221 Alipac #15 San Jaan Capistrasa CA 92675 SpicklerSpickler Models Texas OutlawOjekie Ritch 4104 Lar Houston Tx 77025 Scar CatPlite Line Models yellow JacketMills Airplase Models 2868 Hamhleton Riva MO 2140 Phone 619 743-5458 Hohhy stores 7t4 661-7430 Hohhy stores 7 13 66 1-545S flohhy stores 3011 956-3308 Nonretail sources QM kits listed below partial list Please call manufacturers prices other details QM Kits Estrellita Heinkel II Spitfire Toni Pirecracker Shack Manufacturer Ouger Aircraft Supp1y Jim Oager 8425 Auhurn Rd Ft wayae IN 46825 Quality Fihergiass Telephone 2191 489-5060 6t2 780-2737 Ilk 4 SW p -I 9 PROPELLERS NEW 4 ES 100 THP DESIGN TAILORED HELICAL PITCH DEVELOPEDTO GIVE MAXIMUM THRUST AT 4 CYCLE ENGINE RPM ALLTHE LATEST TECHNIQUES USED ON OUR PRO SERIES 3 SEE BELOW DIA PITCH THP PRICE 1266778 13677/u8 14677/s8 1567 16678 NEW PRO SERIES 3 NEW HIGH TECH AIRFOIL SECTION 10T020% INCREASE IN THRUST MFG OF SELECT HARD MAPLE WOOD WILL NOT FATIGUE LIKE SYNTHETICS FUEL PROOF HIGH LUSTER FINISH DIAPITCH PRICE 534 634 72833h456 8334568 B/a45667 94S66/u7/r 104566Vs7 106W8W 106EW 114677/a7/t78 II5W 116EW Ii67 124W 125W 1256 1356 1456 1556 164/aN 16678 RC PYLON RACING SERIES 500 DIAPITCHPRICE 75N5/aN 8f6/a7½7¾8 SERIES 400C 86/,677/r7/ 977/t7/ W WIDE BLADE EW EXTRA WIDE 5N NARROW December 1988 159 THE LEADER IN COMPETITION
Edition: Model Aviation - 1988/12
Page Numbers: 54, 158, 159
OPPORTUNITY knocked door recently opened up welcomed chance fly Airtronics PCM Spectra 7H installed GMPs Shuttle XXs thought Id pass along few notes experience Ainronics Spectra PCM 7H excel lent middle-of-the-road Helicopter radio Its quite JR Galaxy Futaba 1024 PCM its definitely step up Conquest think Airtronics Sanwa have come up great AIRTRONICS SPECTRA PCM 711 211234 5 22 ~ SMITTER FEATURES AND FUNcTIONS AIRThONICS SPECTRA PCM 711 Radio Control System primarily intended flying rotary seing model aircraft I Retractable Antenna 2 Idle-Up Throttle Hold LED waming Lamps 3 RE Meter 4 Hover Throole Trim Knob 5 Hover Memory Switch 6 Idle-Up Off-I-Il Switch 7 Aileron-Elevator Oaal Rate Switch 8 High Pitch Trim Lever 9 Gyro On-Off Switch 10 Control Stick Horizontal Ailerons Vertical Elevator Mode II Throttle Mode II II Trim Lever Elevator Mode II Throttle Trim Model 12 Trim Levee Ailerons 13 Trimmer Panel Cover 14 Power Switch IS Neck Strap Hook 16 Trim Laser Raddee 17 Trim Levee Throttle Mode Ill Elevator Trim Mode 18 Control Stick Horizontal Radder Vertical Throttle Mode Ill Elevator Mode II 19 Hoser Pitch Trint Knob 20 Law Pitch Trim Laser 21 Pitch Carve Switch 22 Gear Radder Dual Rate Switch 23 Throttle Hold Switch 24 Insert Switch FIGURE 125 Carrying Handle closer look Airtronics Spectra 7H Photo shows panel door folded down access trims Drawing gives key available functions conrols 211 31 SI 20 61 1221 54 Model Aviation Radio Confrol Helicopters Larry Jolly 5501 W Como Santa Ana CA 92703 iMPs new Shuttle XX Larrys steered Airtronics Spectra 7H PCM Heliradlo uses OS 32F-H power Larry tells us lots about products month says its superb flier Shuttle XX servo installation Sorry black structure black servo cases dont reveal much detail Larry likes Airtonics Competition Servos PIN 94735 couple easy mods Shuttle XX demonstrates inverted capabilities Larry likes combination plane radio enginesays its great sport fliers package Heliradio so-called sport fliers out want ATS throttle hold invert switch1S8 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 have telescoping steel tubes vertical motion Internal springs absorb shock real oleo strut oil forced through orifice ab sorb shock bounce models have never attempted exactly copy action use springs because merely store energy make bouncy landing inevitable secondary problem tendency strut hit bottom especially hard landing spring compresses its solid length strut mechanically reaches its motion limit models accompanied loud click sound metal metal followed im mediately model returning air spring snaps landing gear telescoping tubes quickly outward against downward stop another audible click taxiing rough ground clicks continuous avoid problem use smaller re bound spring bottom strut enclosed within Outer tube idea borrowed fullsize practice model struts travel approximate scale distance vertically look right both ground air FM rule changes 1987 FM plenary ses sion Paris dramatic change rule governing engine displacement limits Scale models top limit displacement removed completely blanket removal re strictions recognized time being con trary FAI general rule everything must have limit As result reconsideration general rule FAI Bureau its annual meeting last De cember has now placed top limit total dis placement 80cc 48 cu still very generous limit compared past example four-engined model could now have 1 2-cu-in four-stroke two-stroke engines real limiting factor remains 154-lb weight limit Its hard imagine 15lb airplane 48-cu-in engine ex ample pair Quadra 35s FM suggests Scale sound limits FAI Scale Subcommittee suggesting adoption 90 dB sound level upper limit three meters dis tance similar AMA objective con siderably less present FM limit 98 dB measurement made over hard sur face bit unrealistic us have sound level meters never fly hard surface until arrive Nats world championship scene would like see some comparative figures showing difference sound levels over various surfaces sheet plywood beneath model regarded hard surface no hard surface beneath model airborne opinion sound level should checked model suspended above surface specification should stipulate surface type None local clubs area operate bard surfaec Three club members have now invested purchase sound level meters relatively inexpensive units sold Radio Shack catalog No 33-2050 $2995 sound pickup means electret micro phone top reading 126 dB Response dis cretionary slow fast help minimize fluctu ation indicator needle sharp sound im pacts also adjustable C weighting characteristics measurements can made 500 10000 Hz range greatest sensitivity human ear Accuracy 2 dB 114 dB sound level have made comparisons found ters much closer tolerance range would indicate opinion AMA objec tives should require expensive equipment unreasonable testing conditions good response expected campaign reduce noise pollu tion Most important fact three club mem bers 6% have made investment indicates seriousness individuals regard efforts reduce noise club field nearest neighbors almost half-mile distant club members has spoken nearby neighbors asked specifically about noise par ticularly early morning assured yet have problem neighbors church will make effort maintain good standing sound level meters insurance Over pest several years have noted marked reduction noise Scale models time Howard Crispin made mention col umn about loudness Scale models flown Nats Because Scale models can quite heavy builders feel full input needed sometimes reluctant use effective muffler know muffler need reduce performance FM class lid now removed engine displacement no longer excuse flying good muf fler RC Helicopters/Jolly Continued page 54 Spectra packaged nicely trimmers switches intelligently arranged easy access have included pictorial layout Spectra transmitter help identif differ ent functions also nice see Airtron ics spent great deal effort send Spectra out usable instruction manual man ual boasts 21 pages features ouly radio specifications also method setting separate trimmer also has troubleahooting graph last page After looking through manual snap get Shuttle trimmed out flying right Typical sensible layout radio ability work trimmers Helicopters rotors turning because trims located front trans mitter covered fold-down access door So fine tuning can bring ship out hover pull transmitter door open make needed adjustments give another try really like featureits clean use radio also has other common Air tronics features such easy-aecess transmitter battery pack carrying handle doubles stand course easy access transmitter RF module idiot lights also nice touch flashing away let know somethings shouldnt Spectra came optional contest ser vos word outstanding using another manufacturers radio would worth consider looking set Airtronics servos fa vorite chopper feature high power quick response very tight no slop visible output arm market new system dont check Airtronics Spectra 7H out Its real nice radio sensible price go along its sensible functions Next month tend dwell deeper Spectra show what can doand get other part report concerns GMP/ Hirobos neat little Shuttle XX little white Shuttle has really upgraded new thicker side frames tail housing redesigned ro tor head servo trays well ball bearing supports throughout new Shuttle has great performance Autorotations inverted flight superb size class would hard imagine better performer chose power Shuttle XX 05 32 FSR-H Its obvious two designed other effort minimize potential boom strike main rotor blade hitting tail boom Ed Hirobo lengthened Shuttles main rotor shaft Personally felt didnt af fect hovering autorotations did detract rolling capabilities So really wringing out Shuttles might think about installing original shorter main shaft standard GMP paddles combination will let hot-dog hearts content 158 Model Aviation still enable bring Shuttle home end day inverted flight did open up side frames top side collective track just little give throw capability Otherwise kept ship stock adjusted neg ative positive pitch being necessary cause rotor blades having symmetrical-section airfoil Shuttle goes right over really stays track Inverted flight also made easier because invert trim Spectra havent practiced autorotations shouldnt afraid trying Shuttle XX Merely adjust Throttle Hold smooth idle set No 2 pitch curve least 2 top out about 80 Shuttle descends smoothly autorotation stock blades enough cushion novice pilot make safe land ing summary think Shuttle XX/Spec tra/OS 32 H great combination like much try kecp charged time get bored what Im supposed doing can run out put quick Shuttle Its great therapy good excuse steal some flight time take time try out dont drop line let know what found Safety I recently saw article repair broken Shuttle side frame Let share some thoughts matter know Helicopters expensive also know can glue broken side frames back together well split rotor blades know might might get away Use some common sense part damaged re place Never fly repaired side frame rotor Besides being good idea safetywise part lets go during operation could cause im mensely damage Helicopter price have pay original-equipment spare Think before apply starter BCNU SAFE FLYING IS NO ACCIDENT HP CELL WING SHEETING SKINS 000x24xO 0 lightweight skins replace balsa wood other sheeting materials used over foam cores Lighter eeight glass o kevlar can used finish wing HOW ro sheet wrlh purchase HI PERFORMANCE SAILPLANES offers high quality line products sailplane builders brochure send SASE 20% Stronger MagnamitaCarbon Fiber Laminates oorxltt72 014x1x72 0 HI PERFORMANCE SAILPIANES 206 487-1721 17902 NE 156th St Woodinville WA 96072 WORLDS SICOEST SCALe PHOTO 5650CC 500 p00T0 CK5I PLANS 3 VIEWS PHOTO-PACKS PLANS ENLARGING 5ASE COlaralna nests Jin Pepinos Catalog *f-00 SCALE PlANS P11010 SEB VICE 3209 Madsen Geesbow NC 27403 Phone 1191912925239 INo ColleCt catalog ~3LUE RIOGE MACHINERY TOOLS P0 Box 536-Y Hurricane WV 25526 304-582-3530 offer complete selection-of lathes mills tools Aviation Modeler RC Pylon Racing/Hager Continued page 55 Four-and-a-half rounds completed Saturday Saturday night featured annual steak party NY strips corn cob fixins remaining three-and-a-half rounds completed Sunday fol lowed Trophy Dash final tabulation scores showed Denny Sumner first Ken Hulik second Dave Latsha third Ken Heatlie fourth Al Schwartz Craig Grunkemeyer tied fifth flyoff Al beat Craig yet another close race Trophy Dash fifth annual held memory Leas brother Ron Haddad dash features 12 fastest alrplanes four three-plane elimination races followed final race winners preliminary race year took very low 121 qualify final won Ken Hulik close race finish Dave Latsha Both Ken Dave turned l15s conclusion racing trophies awarded fliers took part mer chandise raffle featured several thousand dol lars goodies Congratulations winners Ken Hulik fast time 11459 win trophy dash fliers sportsmanship cooperation hustling get eight rounds very special thanks Les continued interest sponsorship race members Weak Signals Flying Tigers help running race final results given table elsewhere column thought would interested seeing list kits used numbers race Heinkel Gager13 Napair Sealy8 Napair Larson3 P-39/P-63 Doe3 Rivets Matney3 Toni Prather 3 Shark Sealy3 Polekitty Jacobson2 Estrellita Gager2 Spitfire Gager2 AJ Special Matney2 DejaVu Scaly 1 Cau dron Comberl ME-109 Matneyl Total47 Another interesting list shows makes numbers engines used entrants Nelson37 Cox9 Rossi 1 total47 Average fast time entries 1267 Heres list Quickie kits get PlaneManufacturer Thunder Q-ltPauls flying Stuff PO Box 121 Escondido CA 92025 China ClipperModel Tech T-TailedCalif Speed Pros 32221 Alipac #15 San Jaan Capistrasa CA 92675 SpicklerSpickler Models Texas OutlawOjekie Ritch 4104 Lar Houston Tx 77025 Scar CatPlite Line Models yellow JacketMills Airplase Models 2868 Hamhleton Riva MO 2140 Phone 619 743-5458 Hohhy stores 7t4 661-7430 Hohhy stores 7 13 66 1-545S flohhy stores 3011 956-3308 Nonretail sources QM kits listed below partial list Please call manufacturers prices other details QM Kits Estrellita Heinkel II Spitfire Toni Pirecracker Shack Manufacturer Ouger Aircraft Supp1y Jim Oager 8425 Auhurn Rd Ft wayae IN 46825 Quality Fihergiass Telephone 2191 489-5060 6t2 780-2737 Ilk 4 SW p -I 9 PROPELLERS NEW 4 ES 100 THP DESIGN TAILORED HELICAL PITCH DEVELOPEDTO GIVE MAXIMUM THRUST AT 4 CYCLE ENGINE RPM ALLTHE LATEST TECHNIQUES USED ON OUR PRO SERIES 3 SEE BELOW DIA PITCH THP PRICE 1266778 13677/u8 14677/s8 1567 16678 NEW PRO SERIES 3 NEW HIGH TECH AIRFOIL SECTION 10T020% INCREASE IN THRUST MFG OF SELECT HARD MAPLE WOOD WILL NOT FATIGUE LIKE SYNTHETICS FUEL PROOF HIGH LUSTER FINISH DIAPITCH PRICE 534 634 72833h456 8334568 B/a45667 94S66/u7/r 104566Vs7 106W8W 106EW 114677/a7/t78 II5W 116EW Ii67 124W 125W 1256 1356 1456 1556 164/aN 16678 RC PYLON RACING SERIES 500 DIAPITCHPRICE 75N5/aN 8f6/a7½7¾8 SERIES 400C 86/,677/r7/ 977/t7/ W WIDE BLADE EW EXTRA WIDE 5N NARROW December 1988 159 THE LEADER IN COMPETITION