I GUESS things didnt go wrong occasional ly wed get bored stiff Maybe thats enjoyment flying radio-control aircraftNo things go wrong have taken time correct errors rewarded improvement set backs opportunities opportunity continue practicing toward flight perfection learn about workings machinery experiment new im proved pment fun must searching improvements arriving perfection Anyway thats rational ism has gotten through some major rebuilding projects course sometimes seems heli copter winner Im destined loser Take instance recent series crashes very hard landings practicing auto-rotations score three three helicopters favor machine got new parts got experience What fun really takes optimist persevering soul stick RC helicopters Since popularity helicopters rela tively low compared other RC activities definite lack information avail able newcomers Certainly help usually available flying fields ginning fixed wing RC fliers often avail able beginning helicopter flier RC clubs have helicopter filer available newcomer Can popularity RC helicopters grows reliable off-the-shelf equip ment available still pioneers activity Perhaps challenge optimist mastering difficulty flying heli copters Perhaps real challenge share experiences pioneer introduc tion helicopters club sur rounding clubs new product soon available Miniature Aircraft Supply Orlando FL will ease some problems getting word out beginners segregat ed helicopter flying activities cas sette recording explaining set-up Hellboy helicopters should available about time read column tape will about hour half long explana tions will given laymans terms Again tape will deal specifically Hellboy explanations would probably apply RC copters second tape works deals flight training should available shortly after release set-up tape cas settes will probably sell around seven ten dollars Miniature Aircraft Supply may charging tapes also offer service no-charge should terest clubs whether active RC heli copters Walt currently offering heli copter seminars groups southeast expects expand geography Interested clubs should contact Walt Schoon ard Miniature Aircraft Supply 2563 Diver sified Way Orlando FL 32804 few months ago mentioned availabil ity several radios designed helicop ter flier options unique helicopter radios electronic tall-rotor mixer device intended automatical ly compensate torque changes heli copter collective/throttle stick moved simultaneously applying some tall-rotor control hoped have radios tall-rotor mix device installed now due circumstances have able obtain either have received several letters re questing information about electronic tall-rotor mixers promise com plete article later Meanwhile interContinued page 112 34 Model Aviation Tail-rotor mix Dr WR Hartness Heliboy provided electronically via Variant radionote absence mechanical tail-rotor mixer See text about electronic mixers .ouvu utflur ured few iuiu,u . . umn left Bob Hadens version ol .u Hal ibaby seen last years WRAMS show perhaps compare flying techniques flying machines move task along both speed distance Ray specified course procedures would launch turn downwind fly past base immediately enter course Same rules everybody Again fliers knew what extra four minutes working time could played LOFT game few exceptions launching just soon Ray cracked whip Allowances made time launch last minute adjustment like Stan Watson realized section MonoKote size small awning hanging loose acre half Pegasus wing kind old CD turned saintly head Stan company did quick tape job wing launched 14-foot behemoth 14-foot monster F3 B contest say Sure Remember event give get exposure duration three planes launched timewhenever possible duration task flown just like other duration event have ever flown except F3 B times F3 B measurements Some other rules LOFT sidestepped order streamline event no limit number helpers fly plane including someone elses yours brokeand di4 launch either side speed course provided flew course side Contestants also allowed pitch timing chores end result contest over 20 people fly six rounds finished just after lunch Sunday Probably interesting sidelight BROWN CO-2 ENGINES ENGINES ARE N STOCK NEW CHARGER COMPLETE CATALOG $100 AND S SIZES OF TANKS BROWN ENGINES HARD TO FIND ACCDSSOBIER KITS AND PLANS FOR RUBBER POWDRED MODELS PHONE 714 469-8675 Peck-Polymers W BOX 2498-AMLA MESA CALIF 92041 event fact contestants came 11 states Connecticut Delaware Colorado California included However nomads baited some degree Sagitta new ship Lee Renaud parts nine being clamored after LSF Tourna ment nine doled outnot make friends enemies stipulation built entered L 0 F T s F3 B contest Dwight Holley Connecticut thought worth did Keith Finkenbiner/Delaware Renauds Don Edberg came California Skip Miller came Colorado about month build test-fly ships test flying unfortunately last minute affair couple fliers Also Im sure contest itself didnt have Sitars sitting wireless night waiting results rules method running contest proved type can successful paperwork outweigh ing sailplanes Best official speed time 124 Tim Renaud Best unofficial times after flying Saturday 106 104 Skip Miller further attempt destroyed ship Final results Ray Hayes first Osprey 990 Bird Time wings Warren Tiahrt Michigan Sagitta second first F3 B contest Third best looking ship Tim Renaud fourth after taking zero crossing centerline first speed task Miller Sagitta Aquila Grande weekend well spent alL So club looking some thing other straight duration task look FAI section AMA rule book Weed Out stuff think would give club CD gray hair fly basic tasks Try club level once get flavor F3B betcha youll ask outsiders come next Dan Pruss Rtz 2 Box 490 Plainflel4 IL 60544 SAFE FLVING IS NO ACCIDENT RC Helicopters/Chesney continued page 34 ested Ill explain some advantages Most collective-pitch helicopters some fixed-pitch helicopters have includ ed design mechanical tail-rotor mix device mechanical devices can adjust ed operate quite effectively mix de vice easily accessible adjustments during initial set-up can made quickly changed often necessary However mixer buried deep fuselage trial error adjustments can get frustrating de tailed adjustment Kavan Jet Ranger mechanical mixer may found May tssue RIC Modeler Magazine article written Ray Hostetler may first reading convince go electronic route since mix device Jet Ranger quickly accessible keep mind once mechanical mixer set can usually compensate slight errors pilot technique Now electronic mixer always acces sible can adjusted amount mix ratio can also adjusted lead lag collective/throttle changes give momentary overshoot overshoot allows momentary increase decrease selected mix ratio tbnes rapid changes collective/throttle may neces sary advantages electronic mix 1 Freedom excessive mechanical linkage associated adjustment 2 The electronic mix ratio adjustable flight 3 The electronic mix may adjusted lead lag collective/throttle changes flight 4 The electronic mix offers overshoot capability 5 The electronic mix can provide tail-ro tor mix helicopters existing chanical mix available Keep mind mechanical mixer available mix function will occur need special transmitter transmit ter modification keep mind fly ing RC helicopter largely dependent up properly setting up machine lots practice convenience elec tronic mixers will guarantee success learn fly Perhaps now will have heard November 22 1979 900 am Mike Mas successfully flew RC helicopter sus tamed inverted flight Mikes accomplishment minor achievement marks mile stone helicopter flight Mike Mas first world fly RC heilcopter sus tamed inverted flight first time helicopter has flown sus tamed inverted flightproof model tech nology pilot skill can surpass full-scale world Mike won contest tended 1979 season used standard Series 80 Heliboy helicopter free swinging blades attain unique goat Heliboy equipped HP Gold Cup 61 HeliBail muffler running K&B 500 fuel radio standard Futaba twostick radio no mixers standard airborne pack deviation standard practice set-up collective throttle yield both full throttle 5 degrees positive pitch full throttle 5 degrees negative 112 Model Aviation Heres equipment need 10 giVe props 5118 very best balance--balance iR diredions CarBI ally crafted top grade materials BUBBLE BALANCER accomodates 3/161/49/32 prop hoiBs Other alZB5 aRadable 00 SpBcial OrdeE OBaIBrO Dated $1495 Add $150 tsr HOWARD B HUEBL DEPT ODS astuge haekg hi MUiR add 4% sales lax No COlts BoO 193 ROUSe 4 MaRkato 56811 RC Soaring Pruss continued page 31 pitch helicopter also set up high coning angle avoid tail-boom strikes inverted negative pitch available power provided enough force ac tually flatten landing gear allow main frame Heliboy rest ground during run-up test high coning angle certainly necessary radio end throttle/collective stick set up center stick position idle movement forward positive movement aft position negative Mike flies throttle tail-rotor right stick cyclic left stick sort left-handed mode two Walt Schoonard calls Commode Entry inverted flight half roll approximate altitude 100 feet Once verted helicopter flown low 50 feet hovered inverted re corded videotape Mikes achievement will have demon strated again Rosemont Park Orlando FL Tangarine will demonstrated WRAMS Show Toledo weather permitting year plan attend Well thats month Congratula tions Mike Mas What will top Dare Chesnev Route 9 Box 621A Greens boro NC 27409 CL Navy Carrier/Perry continued page 52 Initial adjustments made setting meter just starting open adjusting exhaust slide about 1/16 open fully-closed position Check see meter fully open exhaust slide open adjust meter arm length necessary being careful closed positions affected engine now ready run Adjust needle valve proper high speed mixture first close throttle gradually An excessively rich engine speed reduced means exhaust slide closing ahead fuel meter mixture goes lean low speed meter slide relationship must adjusted slide closes earlier given meter position idle mixture good engine quits middle range rate fuel meter opening can adjusted using longer meter arm provide leaner mid-range mixture shorter meter arm provide richer mid-range mixture adjustments disrupt high speed setting notch meter will have modified process begun again trouble-free reliable throttle system have ever used consisted old Kavan pressure carburetor exhaust slide Kavan carb cam- actuated valve released tank pressure throttle closed set carb closed point engine ran about 12000 rpm remained position pressurerelief valve open Speed control between 12000 rpm full idle accomplished exhaust slide alone Kavan pressure carb has out pro duction some time similar system using large intake throttle separate pressurerelief valve could very rewarding someone willing spend little time developing system Ric1zardL Perry 416 WoodlzillDrive Golds boro NC 27530 Inexpensive key word ACES new line RIC kits called Silver Series line offers unique combination value s wide range versatility found todays R/C market until now rutting out biggest costs Labor furnish kit furnish labor allows us give top-quality product inexpensive price comparable $800 radios some its features SERVO REVERSAL SWITCHESWith juo rip nrnirch rho mono rraoel direcrroo 4each rho four primary chaunels can reversed * INDEPENDENT THROW AOJU5T-On chanosls rho aorouor srroo rranel can ho con rrollod odopondently * FIFTH CHANNEL ADIUST--Serno ponirion rho rrrracr srcirch eirher rho Up Down pot oo siodepeodensly adjusrahle * TRIM LOCATION VARIABLESThe lucarion rho rsirun rhe builders discrorico no can hoc aodad rim crossed trim conshinaSion rho rwo TRIM AUTHORITY PROGRAMMABILITY--By nhanng plug-in finod roritrors rho arooonr rrooxCornion rrimn wound proerammahie * DUAL RATE--Swirchen adjustment port furnished ro prooide DUAL RATE 00 op ro rhrechuneeln EXPONENTIAL RATE OPTION--This pIng-lu oprion prooiden non-livear serno rravel 0 rr anon ro trich monemenr up ro rhere chaanln $1795 * ELECTRONIC MIXER OPTIONWirh rhis plug-in module uny rmo functions can rogerher cirher uni-dierotionally hi-directionally 151195 PROGRAMMABLE PUSH BUTTON OPTION--In-flight adjonrahie pre-progrummed coerrol surface monemenr may obrained hy push ing hurroo S895 THE SILVER SEVEN $28495 Full ni-cd system kit receiver four servos February 1980 113 Cheek poor Ace dealer write eall nomplete details Complete Catalog $100 add $50 1st Class Meil retarrl Box 511E 119W 19th. Higginsville Mo 64037 816 584-7121
Edition: Model Aviation - 1980/02
Page Numbers: 34, 112, 113
I GUESS things didnt go wrong occasional ly wed get bored stiff Maybe thats enjoyment flying radio-control aircraftNo things go wrong have taken time correct errors rewarded improvement set backs opportunities opportunity continue practicing toward flight perfection learn about workings machinery experiment new im proved pment fun must searching improvements arriving perfection Anyway thats rational ism has gotten through some major rebuilding projects course sometimes seems heli copter winner Im destined loser Take instance recent series crashes very hard landings practicing auto-rotations score three three helicopters favor machine got new parts got experience What fun really takes optimist persevering soul stick RC helicopters Since popularity helicopters rela tively low compared other RC activities definite lack information avail able newcomers Certainly help usually available flying fields ginning fixed wing RC fliers often avail able beginning helicopter flier RC clubs have helicopter filer available newcomer Can popularity RC helicopters grows reliable off-the-shelf equip ment available still pioneers activity Perhaps challenge optimist mastering difficulty flying heli copters Perhaps real challenge share experiences pioneer introduc tion helicopters club sur rounding clubs new product soon available Miniature Aircraft Supply Orlando FL will ease some problems getting word out beginners segregat ed helicopter flying activities cas sette recording explaining set-up Hellboy helicopters should available about time read column tape will about hour half long explana tions will given laymans terms Again tape will deal specifically Hellboy explanations would probably apply RC copters second tape works deals flight training should available shortly after release set-up tape cas settes will probably sell around seven ten dollars Miniature Aircraft Supply may charging tapes also offer service no-charge should terest clubs whether active RC heli copters Walt currently offering heli copter seminars groups southeast expects expand geography Interested clubs should contact Walt Schoon ard Miniature Aircraft Supply 2563 Diver sified Way Orlando FL 32804 few months ago mentioned availabil ity several radios designed helicop ter flier options unique helicopter radios electronic tall-rotor mixer device intended automatical ly compensate torque changes heli copter collective/throttle stick moved simultaneously applying some tall-rotor control hoped have radios tall-rotor mix device installed now due circumstances have able obtain either have received several letters re questing information about electronic tall-rotor mixers promise com plete article later Meanwhile interContinued page 112 34 Model Aviation Tail-rotor mix Dr WR Hartness Heliboy provided electronically via Variant radionote absence mechanical tail-rotor mixer See text about electronic mixers .ouvu utflur ured few iuiu,u . . umn left Bob Hadens version ol .u Hal ibaby seen last years WRAMS show perhaps compare flying techniques flying machines move task along both speed distance Ray specified course procedures would launch turn downwind fly past base immediately enter course Same rules everybody Again fliers knew what extra four minutes working time could played LOFT game few exceptions launching just soon Ray cracked whip Allowances made time launch last minute adjustment like Stan Watson realized section MonoKote size small awning hanging loose acre half Pegasus wing kind old CD turned saintly head Stan company did quick tape job wing launched 14-foot behemoth 14-foot monster F3 B contest say Sure Remember event give get exposure duration three planes launched timewhenever possible duration task flown just like other duration event have ever flown except F3 B times F3 B measurements Some other rules LOFT sidestepped order streamline event no limit number helpers fly plane including someone elses yours brokeand di4 launch either side speed course provided flew course side Contestants also allowed pitch timing chores end result contest over 20 people fly six rounds finished just after lunch Sunday Probably interesting sidelight BROWN CO-2 ENGINES ENGINES ARE N STOCK NEW CHARGER COMPLETE CATALOG $100 AND S SIZES OF TANKS BROWN ENGINES HARD TO FIND ACCDSSOBIER KITS AND PLANS FOR RUBBER POWDRED MODELS PHONE 714 469-8675 Peck-Polymers W BOX 2498-AMLA MESA CALIF 92041 event fact contestants came 11 states Connecticut Delaware Colorado California included However nomads baited some degree Sagitta new ship Lee Renaud parts nine being clamored after LSF Tourna ment nine doled outnot make friends enemies stipulation built entered L 0 F T s F3 B contest Dwight Holley Connecticut thought worth did Keith Finkenbiner/Delaware Renauds Don Edberg came California Skip Miller came Colorado about month build test-fly ships test flying unfortunately last minute affair couple fliers Also Im sure contest itself didnt have Sitars sitting wireless night waiting results rules method running contest proved type can successful paperwork outweigh ing sailplanes Best official speed time 124 Tim Renaud Best unofficial times after flying Saturday 106 104 Skip Miller further attempt destroyed ship Final results Ray Hayes first Osprey 990 Bird Time wings Warren Tiahrt Michigan Sagitta second first F3 B contest Third best looking ship Tim Renaud fourth after taking zero crossing centerline first speed task Miller Sagitta Aquila Grande weekend well spent alL So club looking some thing other straight duration task look FAI section AMA rule book Weed Out stuff think would give club CD gray hair fly basic tasks Try club level once get flavor F3B betcha youll ask outsiders come next Dan Pruss Rtz 2 Box 490 Plainflel4 IL 60544 SAFE FLVING IS NO ACCIDENT RC Helicopters/Chesney continued page 34 ested Ill explain some advantages Most collective-pitch helicopters some fixed-pitch helicopters have includ ed design mechanical tail-rotor mix device mechanical devices can adjust ed operate quite effectively mix de vice easily accessible adjustments during initial set-up can made quickly changed often necessary However mixer buried deep fuselage trial error adjustments can get frustrating de tailed adjustment Kavan Jet Ranger mechanical mixer may found May tssue RIC Modeler Magazine article written Ray Hostetler may first reading convince go electronic route since mix device Jet Ranger quickly accessible keep mind once mechanical mixer set can usually compensate slight errors pilot technique Now electronic mixer always acces sible can adjusted amount mix ratio can also adjusted lead lag collective/throttle changes give momentary overshoot overshoot allows momentary increase decrease selected mix ratio tbnes rapid changes collective/throttle may neces sary advantages electronic mix 1 Freedom excessive mechanical linkage associated adjustment 2 The electronic mix ratio adjustable flight 3 The electronic mix may adjusted lead lag collective/throttle changes flight 4 The electronic mix offers overshoot capability 5 The electronic mix can provide tail-ro tor mix helicopters existing chanical mix available Keep mind mechanical mixer available mix function will occur need special transmitter transmit ter modification keep mind fly ing RC helicopter largely dependent up properly setting up machine lots practice convenience elec tronic mixers will guarantee success learn fly Perhaps now will have heard November 22 1979 900 am Mike Mas successfully flew RC helicopter sus tamed inverted flight Mikes accomplishment minor achievement marks mile stone helicopter flight Mike Mas first world fly RC heilcopter sus tamed inverted flight first time helicopter has flown sus tamed inverted flightproof model tech nology pilot skill can surpass full-scale world Mike won contest tended 1979 season used standard Series 80 Heliboy helicopter free swinging blades attain unique goat Heliboy equipped HP Gold Cup 61 HeliBail muffler running K&B 500 fuel radio standard Futaba twostick radio no mixers standard airborne pack deviation standard practice set-up collective throttle yield both full throttle 5 degrees positive pitch full throttle 5 degrees negative 112 Model Aviation Heres equipment need 10 giVe props 5118 very best balance--balance iR diredions CarBI ally crafted top grade materials BUBBLE BALANCER accomodates 3/161/49/32 prop hoiBs Other alZB5 aRadable 00 SpBcial OrdeE OBaIBrO Dated $1495 Add $150 tsr HOWARD B HUEBL DEPT ODS astuge haekg hi MUiR add 4% sales lax No COlts BoO 193 ROUSe 4 MaRkato 56811 RC Soaring Pruss continued page 31 pitch helicopter also set up high coning angle avoid tail-boom strikes inverted negative pitch available power provided enough force ac tually flatten landing gear allow main frame Heliboy rest ground during run-up test high coning angle certainly necessary radio end throttle/collective stick set up center stick position idle movement forward positive movement aft position negative Mike flies throttle tail-rotor right stick cyclic left stick sort left-handed mode two Walt Schoonard calls Commode Entry inverted flight half roll approximate altitude 100 feet Once verted helicopter flown low 50 feet hovered inverted re corded videotape Mikes achievement will have demon strated again Rosemont Park Orlando FL Tangarine will demonstrated WRAMS Show Toledo weather permitting year plan attend Well thats month Congratula tions Mike Mas What will top Dare Chesnev Route 9 Box 621A Greens boro NC 27409 CL Navy Carrier/Perry continued page 52 Initial adjustments made setting meter just starting open adjusting exhaust slide about 1/16 open fully-closed position Check see meter fully open exhaust slide open adjust meter arm length necessary being careful closed positions affected engine now ready run Adjust needle valve proper high speed mixture first close throttle gradually An excessively rich engine speed reduced means exhaust slide closing ahead fuel meter mixture goes lean low speed meter slide relationship must adjusted slide closes earlier given meter position idle mixture good engine quits middle range rate fuel meter opening can adjusted using longer meter arm provide leaner mid-range mixture shorter meter arm provide richer mid-range mixture adjustments disrupt high speed setting notch meter will have modified process begun again trouble-free reliable throttle system have ever used consisted old Kavan pressure carburetor exhaust slide Kavan carb cam- actuated valve released tank pressure throttle closed set carb closed point engine ran about 12000 rpm remained position pressurerelief valve open Speed control between 12000 rpm full idle accomplished exhaust slide alone Kavan pressure carb has out pro duction some time similar system using large intake throttle separate pressurerelief valve could very rewarding someone willing spend little time developing system Ric1zardL Perry 416 WoodlzillDrive Golds boro NC 27530 Inexpensive key word ACES new line RIC kits called Silver Series line offers unique combination value s wide range versatility found todays R/C market until now rutting out biggest costs Labor furnish kit furnish labor allows us give top-quality product inexpensive price comparable $800 radios some its features SERVO REVERSAL SWITCHESWith juo rip nrnirch rho mono rraoel direcrroo 4each rho four primary chaunels can reversed * INDEPENDENT THROW AOJU5T-On chanosls rho aorouor srroo rranel can ho con rrollod odopondently * FIFTH CHANNEL ADIUST--Serno ponirion rho rrrracr srcirch eirher rho Up Down pot oo siodepeodensly adjusrahle * TRIM LOCATION VARIABLESThe lucarion rho rsirun rhe builders discrorico no can hoc aodad rim crossed trim conshinaSion rho rwo TRIM AUTHORITY PROGRAMMABILITY--By nhanng plug-in finod roritrors rho arooonr rrooxCornion rrimn wound proerammahie * DUAL RATE--Swirchen adjustment port furnished ro prooide DUAL RATE 00 op ro rhrechuneeln EXPONENTIAL RATE OPTION--This pIng-lu oprion prooiden non-livear serno rravel 0 rr anon ro trich monemenr up ro rhere chaanln $1795 * ELECTRONIC MIXER OPTIONWirh rhis plug-in module uny rmo functions can rogerher cirher uni-dierotionally hi-directionally 151195 PROGRAMMABLE PUSH BUTTON OPTION--In-flight adjonrahie pre-progrummed coerrol surface monemenr may obrained hy push ing hurroo S895 THE SILVER SEVEN $28495 Full ni-cd system kit receiver four servos February 1980 113 Cheek poor Ace dealer write eall nomplete details Complete Catalog $100 add $50 1st Class Meil retarrl Box 511E 119W 19th. Higginsville Mo 64037 816 584-7121
Edition: Model Aviation - 1980/02
Page Numbers: 34, 112, 113
I GUESS things didnt go wrong occasional ly wed get bored stiff Maybe thats enjoyment flying radio-control aircraftNo things go wrong have taken time correct errors rewarded improvement set backs opportunities opportunity continue practicing toward flight perfection learn about workings machinery experiment new im proved pment fun must searching improvements arriving perfection Anyway thats rational ism has gotten through some major rebuilding projects course sometimes seems heli copter winner Im destined loser Take instance recent series crashes very hard landings practicing auto-rotations score three three helicopters favor machine got new parts got experience What fun really takes optimist persevering soul stick RC helicopters Since popularity helicopters rela tively low compared other RC activities definite lack information avail able newcomers Certainly help usually available flying fields ginning fixed wing RC fliers often avail able beginning helicopter flier RC clubs have helicopter filer available newcomer Can popularity RC helicopters grows reliable off-the-shelf equip ment available still pioneers activity Perhaps challenge optimist mastering difficulty flying heli copters Perhaps real challenge share experiences pioneer introduc tion helicopters club sur rounding clubs new product soon available Miniature Aircraft Supply Orlando FL will ease some problems getting word out beginners segregat ed helicopter flying activities cas sette recording explaining set-up Hellboy helicopters should available about time read column tape will about hour half long explana tions will given laymans terms Again tape will deal specifically Hellboy explanations would probably apply RC copters second tape works deals flight training should available shortly after release set-up tape cas settes will probably sell around seven ten dollars Miniature Aircraft Supply may charging tapes also offer service no-charge should terest clubs whether active RC heli copters Walt currently offering heli copter seminars groups southeast expects expand geography Interested clubs should contact Walt Schoon ard Miniature Aircraft Supply 2563 Diver sified Way Orlando FL 32804 few months ago mentioned availabil ity several radios designed helicop ter flier options unique helicopter radios electronic tall-rotor mixer device intended automatical ly compensate torque changes heli copter collective/throttle stick moved simultaneously applying some tall-rotor control hoped have radios tall-rotor mix device installed now due circumstances have able obtain either have received several letters re questing information about electronic tall-rotor mixers promise com plete article later Meanwhile interContinued page 112 34 Model Aviation Tail-rotor mix Dr WR Hartness Heliboy provided electronically via Variant radionote absence mechanical tail-rotor mixer See text about electronic mixers .ouvu utflur ured few iuiu,u . . umn left Bob Hadens version ol .u Hal ibaby seen last years WRAMS show perhaps compare flying techniques flying machines move task along both speed distance Ray specified course procedures would launch turn downwind fly past base immediately enter course Same rules everybody Again fliers knew what extra four minutes working time could played LOFT game few exceptions launching just soon Ray cracked whip Allowances made time launch last minute adjustment like Stan Watson realized section MonoKote size small awning hanging loose acre half Pegasus wing kind old CD turned saintly head Stan company did quick tape job wing launched 14-foot behemoth 14-foot monster F3 B contest say Sure Remember event give get exposure duration three planes launched timewhenever possible duration task flown just like other duration event have ever flown except F3 B times F3 B measurements Some other rules LOFT sidestepped order streamline event no limit number helpers fly plane including someone elses yours brokeand di4 launch either side speed course provided flew course side Contestants also allowed pitch timing chores end result contest over 20 people fly six rounds finished just after lunch Sunday Probably interesting sidelight BROWN CO-2 ENGINES ENGINES ARE N STOCK NEW CHARGER COMPLETE CATALOG $100 AND S SIZES OF TANKS BROWN ENGINES HARD TO FIND ACCDSSOBIER KITS AND PLANS FOR RUBBER POWDRED MODELS PHONE 714 469-8675 Peck-Polymers W BOX 2498-AMLA MESA CALIF 92041 event fact contestants came 11 states Connecticut Delaware Colorado California included However nomads baited some degree Sagitta new ship Lee Renaud parts nine being clamored after LSF Tourna ment nine doled outnot make friends enemies stipulation built entered L 0 F T s F3 B contest Dwight Holley Connecticut thought worth did Keith Finkenbiner/Delaware Renauds Don Edberg came California Skip Miller came Colorado about month build test-fly ships test flying unfortunately last minute affair couple fliers Also Im sure contest itself didnt have Sitars sitting wireless night waiting results rules method running contest proved type can successful paperwork outweigh ing sailplanes Best official speed time 124 Tim Renaud Best unofficial times after flying Saturday 106 104 Skip Miller further attempt destroyed ship Final results Ray Hayes first Osprey 990 Bird Time wings Warren Tiahrt Michigan Sagitta second first F3 B contest Third best looking ship Tim Renaud fourth after taking zero crossing centerline first speed task Miller Sagitta Aquila Grande weekend well spent alL So club looking some thing other straight duration task look FAI section AMA rule book Weed Out stuff think would give club CD gray hair fly basic tasks Try club level once get flavor F3B betcha youll ask outsiders come next Dan Pruss Rtz 2 Box 490 Plainflel4 IL 60544 SAFE FLVING IS NO ACCIDENT RC Helicopters/Chesney continued page 34 ested Ill explain some advantages Most collective-pitch helicopters some fixed-pitch helicopters have includ ed design mechanical tail-rotor mix device mechanical devices can adjust ed operate quite effectively mix de vice easily accessible adjustments during initial set-up can made quickly changed often necessary However mixer buried deep fuselage trial error adjustments can get frustrating de tailed adjustment Kavan Jet Ranger mechanical mixer may found May tssue RIC Modeler Magazine article written Ray Hostetler may first reading convince go electronic route since mix device Jet Ranger quickly accessible keep mind once mechanical mixer set can usually compensate slight errors pilot technique Now electronic mixer always acces sible can adjusted amount mix ratio can also adjusted lead lag collective/throttle changes give momentary overshoot overshoot allows momentary increase decrease selected mix ratio tbnes rapid changes collective/throttle may neces sary advantages electronic mix 1 Freedom excessive mechanical linkage associated adjustment 2 The electronic mix ratio adjustable flight 3 The electronic mix may adjusted lead lag collective/throttle changes flight 4 The electronic mix offers overshoot capability 5 The electronic mix can provide tail-ro tor mix helicopters existing chanical mix available Keep mind mechanical mixer available mix function will occur need special transmitter transmit ter modification keep mind fly ing RC helicopter largely dependent up properly setting up machine lots practice convenience elec tronic mixers will guarantee success learn fly Perhaps now will have heard November 22 1979 900 am Mike Mas successfully flew RC helicopter sus tamed inverted flight Mikes accomplishment minor achievement marks mile stone helicopter flight Mike Mas first world fly RC heilcopter sus tamed inverted flight first time helicopter has flown sus tamed inverted flightproof model tech nology pilot skill can surpass full-scale world Mike won contest tended 1979 season used standard Series 80 Heliboy helicopter free swinging blades attain unique goat Heliboy equipped HP Gold Cup 61 HeliBail muffler running K&B 500 fuel radio standard Futaba twostick radio no mixers standard airborne pack deviation standard practice set-up collective throttle yield both full throttle 5 degrees positive pitch full throttle 5 degrees negative 112 Model Aviation Heres equipment need 10 giVe props 5118 very best balance--balance iR diredions CarBI ally crafted top grade materials BUBBLE BALANCER accomodates 3/161/49/32 prop hoiBs Other alZB5 aRadable 00 SpBcial OrdeE OBaIBrO Dated $1495 Add $150 tsr HOWARD B HUEBL DEPT ODS astuge haekg hi MUiR add 4% sales lax No COlts BoO 193 ROUSe 4 MaRkato 56811 RC Soaring Pruss continued page 31 pitch helicopter also set up high coning angle avoid tail-boom strikes inverted negative pitch available power provided enough force ac tually flatten landing gear allow main frame Heliboy rest ground during run-up test high coning angle certainly necessary radio end throttle/collective stick set up center stick position idle movement forward positive movement aft position negative Mike flies throttle tail-rotor right stick cyclic left stick sort left-handed mode two Walt Schoonard calls Commode Entry inverted flight half roll approximate altitude 100 feet Once verted helicopter flown low 50 feet hovered inverted re corded videotape Mikes achievement will have demon strated again Rosemont Park Orlando FL Tangarine will demonstrated WRAMS Show Toledo weather permitting year plan attend Well thats month Congratula tions Mike Mas What will top Dare Chesnev Route 9 Box 621A Greens boro NC 27409 CL Navy Carrier/Perry continued page 52 Initial adjustments made setting meter just starting open adjusting exhaust slide about 1/16 open fully-closed position Check see meter fully open exhaust slide open adjust meter arm length necessary being careful closed positions affected engine now ready run Adjust needle valve proper high speed mixture first close throttle gradually An excessively rich engine speed reduced means exhaust slide closing ahead fuel meter mixture goes lean low speed meter slide relationship must adjusted slide closes earlier given meter position idle mixture good engine quits middle range rate fuel meter opening can adjusted using longer meter arm provide leaner mid-range mixture shorter meter arm provide richer mid-range mixture adjustments disrupt high speed setting notch meter will have modified process begun again trouble-free reliable throttle system have ever used consisted old Kavan pressure carburetor exhaust slide Kavan carb cam- actuated valve released tank pressure throttle closed set carb closed point engine ran about 12000 rpm remained position pressurerelief valve open Speed control between 12000 rpm full idle accomplished exhaust slide alone Kavan pressure carb has out pro duction some time similar system using large intake throttle separate pressurerelief valve could very rewarding someone willing spend little time developing system Ric1zardL Perry 416 WoodlzillDrive Golds boro NC 27530 Inexpensive key word ACES new line RIC kits called Silver Series line offers unique combination value s wide range versatility found todays R/C market until now rutting out biggest costs Labor furnish kit furnish labor allows us give top-quality product inexpensive price comparable $800 radios some its features SERVO REVERSAL SWITCHESWith juo rip nrnirch rho mono rraoel direcrroo 4each rho four primary chaunels can reversed * INDEPENDENT THROW AOJU5T-On chanosls rho aorouor srroo rranel can ho con rrollod odopondently * FIFTH CHANNEL ADIUST--Serno ponirion rho rrrracr srcirch eirher rho Up Down pot oo siodepeodensly adjusrahle * TRIM LOCATION VARIABLESThe lucarion rho rsirun rhe builders discrorico no can hoc aodad rim crossed trim conshinaSion rho rwo TRIM AUTHORITY PROGRAMMABILITY--By nhanng plug-in finod roritrors rho arooonr rrooxCornion rrimn wound proerammahie * DUAL RATE--Swirchen adjustment port furnished ro prooide DUAL RATE 00 op ro rhrechuneeln EXPONENTIAL RATE OPTION--This pIng-lu oprion prooiden non-livear serno rravel 0 rr anon ro trich monemenr up ro rhere chaanln $1795 * ELECTRONIC MIXER OPTIONWirh rhis plug-in module uny rmo functions can rogerher cirher uni-dierotionally hi-directionally 151195 PROGRAMMABLE PUSH BUTTON OPTION--In-flight adjonrahie pre-progrummed coerrol surface monemenr may obrained hy push ing hurroo S895 THE SILVER SEVEN $28495 Full ni-cd system kit receiver four servos February 1980 113 Cheek poor Ace dealer write eall nomplete details Complete Catalog $100 add $50 1st Class Meil retarrl Box 511E 119W 19th. Higginsville Mo 64037 816 584-7121