Radio Technique George M Myers column will address methods performing routine and/or preventative maintenance RC systems including functional specific test inspection procedures intention review report test equipment useful modeler neither electronics tech nician nor test engineer pre sumably interested preserving reliability built RC system manufacturer will also comment professional building techniques permit flying performance per hour dollar invested As initial offering lets look some fundamental tools can make inspection/maintenance task easier Start table chair comfortable height strong light cant fix anything cant see certain miss lot try lap will also drop lot small parts therefore waste lot time looking Cover working surface piece soft cloth such worn sheet will capture lot things might otherwise go bouncing away Make work table large enough wont knocking everything over reach tool 48 wide 30 deep good size possible have drawers keep tools supplies avoid scratches get set thing another Train yourself keep tools drawer rather work surface like will harder paying income taxes persist anyway next tool magnifying glass electronic supply houses offer binocular lenses mounted frame wear like hat find very useful have 3X magnifying power able see around sides mag nifier below touching makes possible practically everything normal way yet get magnified image whenever need merely looking up Next list will assortment small screwdrivers both cross-slot conventional Keep clean sharp Nothing degrades appearance piece equipment faster bunch screws damaged heads Practically damaged screw-head see got way because someone tried drive wrong size blade may realize screwdrivers have specific sizes just like wrenches Very few people will try turn 9/16 nut 5/8 wrench practically everyone tries turn No 1 cross-slot screw No 2 screwdriver common size simple test place screw-driver slot look screw-driver should fill whole slot forcing doesnt will overstress tips blade will break same time screw-head will feel same overstress slot will fail may realize strong bearing surface improperly fitted tool tiny stress create surface greater stress Empire State Building puts Manhattan Island Think next time tempted use wrong size screw driver Buy set so-called jewelers screwdrivers general-purpose sortment hardware store chain store like Sears Fill special types find need Look carefully magnifying glass still new see what prop erly sharp tool looks like facilitate removal burrs find manufacturer has let us both down continued page 72 July1975 13 exciting exhibitions WRAMS show Good Brothers Guff won Nationals radio event 1938 39 40 47 Above transmitting equipment interesting contrast todays simplified systems Featuring rudder elevator Guff donated Goods Smithsonian lent ship WRAMS show days loop top achievement Escapement rear driven rubber ran vertically inside fin IRwianmtnck nhotns1 * THIN RIGID BLADES OF HARD MAPLE WOOD * SUPERBLY FINISHED COMPLETELY FUEL PROOF SPECIAL PRO SERIES 2 FOR RC-FREE FLIGHT CONTROL LINE DIAPITCH 5%3 63 723%4 B3%456 94677 104 66W 7 8W 106EW* 1145W677/ 7/ 7% B 116EW 11%67 126 125W* 1356 1456 155 164% *W WIDE BLADE EW EXTRA WIDE ALL NEW SERIES 400 B FOR SPEED & RACING NEW ADVANCED DESIGN TERRIFIC INCREASE IN THRUST & SPEED LEADING SPEED RECORD HOLDER 72 73 74 DIAPITCHPRICE 4%6% 785 4%5 5% 85 6788%95 7566N7% 10 899N105 8%77%7%125 977/,7% 121325 N NARROW WORLD CHAMPIONSHIP IN SWITZERLAND Join us attending 9th RC World Champion ship Class P3A RC Models being held Bern Switzerland September have 3 different trav el programs available AMA members families beginning $58200 per person Children receive sub stantial reduction Mail coupon full information PRICE 75 75 100 100 105 115 120 130 135 135 140 45 165 185 225 275 I Radio Technique continued page 13 Buy Arkansas Hard Oil-stone India stone two Arkansas stone 15 white piece marble useful putting fine edge tools available piece measures /4 X X 3 kept wet oil whenever use keep free metal particles sharp India stone red rock usually avail able m /4 X /4 diameter X 4 size India little coarser Arkan sas stone should uje heavier cutting Get both sizes Use keep screwdrivers sharp think Im overdoing screwdriver thing think screws youve seen spoiled lifetime Dull tools wrong size tool got OK now set take some thing apart going void guaran tee care does know large percentage guarantees arent worth time takes read RC business Practically RC item backed guy started out doing thing himself cares about customers addition prohibited Federal law modi fying transmitter way reason RC bands very narrow terms electronic character istics calls careful tuning precise equipment remain legal fore about legitimate reason will have opening transmitter case change battery have dry-battery type Leave rest licensed professionals leaves equipment dont normally hold hands thats plenty Most troubles will come three factors crash damage vibration damage wear know what look can find before causes in-flight failure Dont make worse motto fol lowed good technician should follow also time open up equipment run risk WORLD CHAMPIONSHIP TM SWITZERLAND Clip mail AMA Switzerland Tour 80615th St NW Washington DC 20005 Name Street City State Zip putting back together wrong way Since am assuming readers technicians also assume wont have help nice manuals technicians have parts lists exploded views test procedures oper ating characteristics Therefore sharp pencil pad paper useful tools Make sketches way things before take apart make sketches way come apart Identify mating parts tape paint other marks Put pieces secure container such plastic containers foods drugs come Obviously should make sure washed clean before use Label container name contents Theres nothing frustrat ing reassembling four servos find screw bench belongs paragraph must seem juvenile read ever get professional shop youll see everything Im telling Im going end segment what visualize series monologues re ferring product has collected lot attention modelling press lately MISJON Industries Inc FLITE LIFE Automatic Battery Analyzer device places resistive load either airborne battery pack transmitter battery pack monitors terminal voltage pack disconnects load theoretical end point discharge reached referring chart supplied unit user can evaluate performance batteries relative average set new batteries Ever since device hit market have reviews its performance followed questions confused own ers questions point up fact about test equipment- -it presents questions answers have terpret data equipment gives order have learn about test equipment about equipment being tested Thats con- stant fact test business Now going full analysis kinds test data people acquiring let say im portant thing can learn piece test equipment whether any- thing has changed perform test equipment working cor rectly log data carefully provide yourself operating charac teristic know normal remem ber operating characteristics manual dont have Later find equipment operating differ ently have clue what trouble might important test tool have brain interpret test data correctly will able maintain equipment correctly See next month some tips simple performance checks can make record properly operating new equipment 72 Model Aviation HIGH PERFORMANCE * COMPETITION PROVEN ASK yOUR DEALER
Edition: Model Aviation - 1975/07
Page Numbers: 13, 72
Radio Technique George M Myers column will address methods performing routine and/or preventative maintenance RC systems including functional specific test inspection procedures intention review report test equipment useful modeler neither electronics tech nician nor test engineer pre sumably interested preserving reliability built RC system manufacturer will also comment professional building techniques permit flying performance per hour dollar invested As initial offering lets look some fundamental tools can make inspection/maintenance task easier Start table chair comfortable height strong light cant fix anything cant see certain miss lot try lap will also drop lot small parts therefore waste lot time looking Cover working surface piece soft cloth such worn sheet will capture lot things might otherwise go bouncing away Make work table large enough wont knocking everything over reach tool 48 wide 30 deep good size possible have drawers keep tools supplies avoid scratches get set thing another Train yourself keep tools drawer rather work surface like will harder paying income taxes persist anyway next tool magnifying glass electronic supply houses offer binocular lenses mounted frame wear like hat find very useful have 3X magnifying power able see around sides mag nifier below touching makes possible practically everything normal way yet get magnified image whenever need merely looking up Next list will assortment small screwdrivers both cross-slot conventional Keep clean sharp Nothing degrades appearance piece equipment faster bunch screws damaged heads Practically damaged screw-head see got way because someone tried drive wrong size blade may realize screwdrivers have specific sizes just like wrenches Very few people will try turn 9/16 nut 5/8 wrench practically everyone tries turn No 1 cross-slot screw No 2 screwdriver common size simple test place screw-driver slot look screw-driver should fill whole slot forcing doesnt will overstress tips blade will break same time screw-head will feel same overstress slot will fail may realize strong bearing surface improperly fitted tool tiny stress create surface greater stress Empire State Building puts Manhattan Island Think next time tempted use wrong size screw driver Buy set so-called jewelers screwdrivers general-purpose sortment hardware store chain store like Sears Fill special types find need Look carefully magnifying glass still new see what prop erly sharp tool looks like facilitate removal burrs find manufacturer has let us both down continued page 72 July1975 13 exciting exhibitions WRAMS show Good Brothers Guff won Nationals radio event 1938 39 40 47 Above transmitting equipment interesting contrast todays simplified systems Featuring rudder elevator Guff donated Goods Smithsonian lent ship WRAMS show days loop top achievement Escapement rear driven rubber ran vertically inside fin IRwianmtnck nhotns1 * THIN RIGID BLADES OF HARD MAPLE WOOD * SUPERBLY FINISHED COMPLETELY FUEL PROOF SPECIAL PRO SERIES 2 FOR RC-FREE FLIGHT CONTROL LINE DIAPITCH 5%3 63 723%4 B3%456 94677 104 66W 7 8W 106EW* 1145W677/ 7/ 7% B 116EW 11%67 126 125W* 1356 1456 155 164% *W WIDE BLADE EW EXTRA WIDE ALL NEW SERIES 400 B FOR SPEED & RACING NEW ADVANCED DESIGN TERRIFIC INCREASE IN THRUST & SPEED LEADING SPEED RECORD HOLDER 72 73 74 DIAPITCHPRICE 4%6% 785 4%5 5% 85 6788%95 7566N7% 10 899N105 8%77%7%125 977/,7% 121325 N NARROW WORLD CHAMPIONSHIP IN SWITZERLAND Join us attending 9th RC World Champion ship Class P3A RC Models being held Bern Switzerland September have 3 different trav el programs available AMA members families beginning $58200 per person Children receive sub stantial reduction Mail coupon full information PRICE 75 75 100 100 105 115 120 130 135 135 140 45 165 185 225 275 I Radio Technique continued page 13 Buy Arkansas Hard Oil-stone India stone two Arkansas stone 15 white piece marble useful putting fine edge tools available piece measures /4 X X 3 kept wet oil whenever use keep free metal particles sharp India stone red rock usually avail able m /4 X /4 diameter X 4 size India little coarser Arkan sas stone should uje heavier cutting Get both sizes Use keep screwdrivers sharp think Im overdoing screwdriver thing think screws youve seen spoiled lifetime Dull tools wrong size tool got OK now set take some thing apart going void guaran tee care does know large percentage guarantees arent worth time takes read RC business Practically RC item backed guy started out doing thing himself cares about customers addition prohibited Federal law modi fying transmitter way reason RC bands very narrow terms electronic character istics calls careful tuning precise equipment remain legal fore about legitimate reason will have opening transmitter case change battery have dry-battery type Leave rest licensed professionals leaves equipment dont normally hold hands thats plenty Most troubles will come three factors crash damage vibration damage wear know what look can find before causes in-flight failure Dont make worse motto fol lowed good technician should follow also time open up equipment run risk WORLD CHAMPIONSHIP TM SWITZERLAND Clip mail AMA Switzerland Tour 80615th St NW Washington DC 20005 Name Street City State Zip putting back together wrong way Since am assuming readers technicians also assume wont have help nice manuals technicians have parts lists exploded views test procedures oper ating characteristics Therefore sharp pencil pad paper useful tools Make sketches way things before take apart make sketches way come apart Identify mating parts tape paint other marks Put pieces secure container such plastic containers foods drugs come Obviously should make sure washed clean before use Label container name contents Theres nothing frustrat ing reassembling four servos find screw bench belongs paragraph must seem juvenile read ever get professional shop youll see everything Im telling Im going end segment what visualize series monologues re ferring product has collected lot attention modelling press lately MISJON Industries Inc FLITE LIFE Automatic Battery Analyzer device places resistive load either airborne battery pack transmitter battery pack monitors terminal voltage pack disconnects load theoretical end point discharge reached referring chart supplied unit user can evaluate performance batteries relative average set new batteries Ever since device hit market have reviews its performance followed questions confused own ers questions point up fact about test equipment- -it presents questions answers have terpret data equipment gives order have learn about test equipment about equipment being tested Thats con- stant fact test business Now going full analysis kinds test data people acquiring let say im portant thing can learn piece test equipment whether any- thing has changed perform test equipment working cor rectly log data carefully provide yourself operating charac teristic know normal remem ber operating characteristics manual dont have Later find equipment operating differ ently have clue what trouble might important test tool have brain interpret test data correctly will able maintain equipment correctly See next month some tips simple performance checks can make record properly operating new equipment 72 Model Aviation HIGH PERFORMANCE * COMPETITION PROVEN ASK yOUR DEALER