NO OCR TEXT THERES TYPE RC Soaring has received very little press Maybe its because events dont get posted anyones con cahits because over hour paved highaway Feet above about 6-mm some regi among majority Sailpianers fly fun have generically categor ized Sunday Fliers youre concerned about challenging wind rule book fly outflying hawks stop watch fly mood suits read Aboutyears ago aphoto ap Couth Af child palm look though enc boulder being lifted actually the bottom childs palm telepnoto lens narrow ridge offers easy access anothar tIne should wind shiftItyone just did al flew off oppo itos i-the-spc in\that app mple ick g hay made lope s flown same regular- -as Metricks Gentle Ladies clubs Saturday afteror noon fun-fly Shortly after picture se ched Martin Bamerts 16-100 dassic Sailplane pose flying site hour away planet earth 4 Soaring Swiss F3B team aboL question said type ot flown AIDS Im ever S summertime mewhere theyre flown Last summer right F3B World Ch York England rig else proportion up weight would over 20 unds What fake photo real Alps planes like first published Schlapfer dont see martin Bamerts 43-meter ing along slope invert dy Neil Liptak invited visit Hansruedi Included itinerary Hans set up course visit grossseglers flown day left flying site Wednesday After meeting Bern Helmut Wehren organizer annual Swiss modeling forum drove small village about 30 miles south-southeast Left Martin Bamert DG-100 youve seen color pictures model scratch-built skilled builder/flier no rules govern size can lift can fly Right Christian Schweizer Swiss full-scale aerobatics champion 1981 taking holiday daughter Its hard imagine better playground kidsand dadl Left No isnt photo 14-in clone Neil LiptakSailplane designer artist international playboystanding front bunch Two-Meter birds Its real kid examining grossseglers Martin Keller checks around Right Nobody right mind calls planes toysl represent craftsmanship its bestfull-scale construction techniques one-third size Gorgeous stuffl Bern called Adelboden Going short distance still took us over hournot just because winding roads also single-lane road about last 15 minutes trip posed some problems coming traffic Somewhere along drive men tioned too bad wasnt week end because thats flying takes place However Martin Keller young modeler Hans Stoll both trip former brought along small three-meter bird just case winds right ride continued out Adelboden about 15 minutes until came lower station cable cars ran up mountains point out sightliterally Very few cars parked station no tourists seen surprise see cable cars oper ation cable ran up ski lodge place called Hahnenmoospass winter skiing re sort some finest slopes Swit zerland Since cars running Hel mut figured lodge might open lunch group spread out three cable carsand up Hahnenmoospass went What place flying Sailplanes thought ran through head spent another 15 minutes way top cable run other thoughts too bad Wednesday Im sure watchmakers chocolate salesmen Swiss bankers dont take afternoon off way back home least couple probably own Sailplanes Well maybe young Martin will get fly birdif winds right As got off cable cars propped against wall three assembled grossseglers immediately identifiable PIK-21 about six meters span Around corner saw gent carrying five-meter Minamoa Next main en trance six Scale birds small est over four meters span Inside lodge five birds leaning against wall four othersall Scale models againwere against another wall Yet another wall another scale Mm amoa still others Scale models ranging over four meters nearly seven meters spanand taking up room weekend skiers whole scene looked like purposeful setup just drop jaws us flatlanders wasnt did wasnt poorly built bad looking model room Outside no fewer seven grossseglers air Imagine Continued page 176 Left Ridge runningSwiss style Martin Bamert tracks inverted DG-100 along ridge toward Neil Liptak latter can get photo Right isl Too bad pictures cant produce sound inverted Sailplane made whoosh like youve never heard Left The bathroom over Its also ski lodge during winter summer has facilities needed Soaring holiday lifetime including workshop What packagel Right arent flying work next project Thats what Martin Bamert doing Helmut Wehren Hanaruedi SchIapfer Hans Stoll take notes Workshop dining room during ski season 88 Model Aviation Its impound area static judging contestjust average large Sailplanes grosaseglermseen Hahnenmoospass 21 others assembled same time color photos Neil Liptak black-and-white photos Dan Pruss NOW THERES QUICK AND EASY WAY OF CLEANING YOUR MODEL CRAFTS Super-K Model Cleaner Removes fuel Residue dirt contact CUTS CLEANING TIME IN HALF Just spray model solvent wipe th soft cloth paper towel SIMPLE AS THAT Leaves craft showcase clean eWont harm Paints Coverings Dries Cleor fast Ulminales Woric cleanIng model SiTong Professional Quality formula Great any Model Craft Boats Rones Helicopters Cleans Gently Protects delicate model DEALERS WANTED DOMESTIC & OVERSEAS WE EXPORT Hurry Have product shelves time Christmas guaranteed top seller Sugg retail $550 per gallon Contact us price structures ordering intormallon Also ask about other Super-K products Model Industly Are Manufacturers & Major Brands DIstrIbutors Model Engines Kits Radios & Accessories Super-K o brand Kings Radio Control Hobbies International 3960 West 16th Ave Hialeah Florida 33012 Phone 305 557-2024 Electrics/Kopski Continued page 174 about 2 oz lls 12 oz average motor application will weigh about 7 oz Add ounce wiring etc power system will weigh 19-20 oz half total planned weight thus conforming Rule Thumb No 3 given last month three-channel radio small servos 250 mAh pack will about 7 oz leaves about 4027 13 oz everything else possible Yep Look photo fo Ken Stinsons ver sion Spectra choice Astro 2107 now discontinued suitable alter native no problem 8 x 4 Top Rite nylon prop six-cell pack three chan nels all-up weight about 38 oz5% below design goal wing 8 50 loading about 137 oz/sq ft Does power portion flight reach 5 mm least doesnt table predict 13-amp 90-watt operating condition combination Sharp arent Yes remember cur rent will drop somewhere around 10-15% flight Thats pretty close gotcha What about total flight time Since Ken flies plane part time glide typical flight 8-10 mm no lift Ken learned fly plane gen erally flies what can honestly called sport fashion have Thats its done Simple huh told earlier no magic involved remember weight very sensitive parameter determining resulting performance Electric Rule Thumb No puts ball park power cruisenot much perfor mance As example above make plane half less weight predicted rule ectric Elation will yours possible something go wrong such arithmetic correct plane still wont fly well Yes Remember rules thumb nominal planes example Kens plane has timehonored 12% flat-bottom section havent tried Im confident 8% fully-symmetrical 500 class airfoil just wouldnt work power level 75 watts could spent power system gross inefficiencysay some unimaginable 3-in prop 25000 rpm Ive seen could have relatively high wing loading sufficiently thin airfoil lots drag such Scale job speed required sustain lift would possible prop reasonable diame ter pitch estimated power Yes f work can make fly prove Electric doesnt work Thats Im writing youre reading MA series Thats folks really though feel has come together promised still say Next month Part 10 will wrap-up review sorts Well touch-up some thin areas look GLASS CLOTHO6 oz Lightest best coserleg glass clothO6 oz/sq yd Satisfied customers in49 States & 24 Countries DAN PARSONS PRODUCTS Dept 15 ft $2080. 30 ft $3660 38 wide Postage pd us & CanImmediate shipment Check MO. MasterCard & visa welcomed 11809 Fulme, NE Albuquerque NM 87111 505 296-2353 CUSTOM FOAM WINGS d TAILS CUSTOM SAILPLANE WINGS d TAILS SPRAY ADHESIVES FIBERGLASS FUSELAGES HI STARTS BALSA d PLYWOOD SEND 50W d IOSASE FOR INFO ESS BOX 437 LEMONT PA 16851 some most-often-asked questions Also Ill try include some photos information outstanding models have Electric Fly events past years construction article will follow sub sequent issue will some series supplements plan latter has fully developed expect sup plements will cover some selected subjects detail Examples could include such things basic electric power system mea surements suitable model designs new products emerge perhaps popular kit conversions Electric Along line have ideas supplements please send sug gestions have questions related previous installments please direct SASE au thor Bob Kopski 25 West End Dr Lan sdale PA 19446 Soaring Aips/Pruss Continued page 88 wondering anyone just might up Wednesday afternoon Helmut Hansruedi just laughed caught reactions Neil myself known about along trip because aeroclub Helmuts home town Bern up one-week holiday Twenty-eight fliers fain176 Model Aviation ~imiiirnP40CARDKIT FULL COLOR EXACT REPRODUCTION ow $500 REMEMBER HOW ~ONLYWELL THEY FLEW Spienial ellen iseladee sespes reosinleg baleen sat re pdoe Seed Ta ee fl Madeis PO Sea 2 mm ReeaISs MI 48886 UNIQUE NOSTALGIC GIFT SCALE DOCUMENTATION SCALE DRAWINGSMODEL PLANS PHOTOS BOOKS EPLA TECH 1984 AIRPLANE ON CATALOG48500 MC KENZIE HWY S3OOVIDA OREGON 97488 PUAW DIESELS Englands Finest 049 35 New low low prices Send $100 list Eric Clutton Rt 4 Box 1109C Edmond OK 73034 Very strong two-pieCO wifl Ares 23 lbs USE T-CRAFT 5/ WIRE Fell siac detailed plans PP$2500 Other superb giant-scaic plans tull size S PT-iS Oriadra KIorile$2800 toe- Farosas Mosquito Oaada$2400 80 Farnoan Mosqoito 40-SO Foor-seelsSt 700 Send sash check 0 moneYPlans sort relied UPS POST ords toPAID tornigo orders add 401s airmail desiredSerdIarrase brochures 0111 Taylorcratt plorr oterints ilies brought over 50 Sailpianes set up shop camp converting win tertime ski resort summertime Sailplaners paradise said myself Helmuts Hans idea practical joke what consider good time During lunch wine cheese learned Christian Ruch one-time ski instructor all-time Sailplane enthusiast now manager lodge first Switzerland use epoxy molds Sailplanes over dozen years back about same time decided convert lodge what experiencing Only hadnt seen yet also dining room converted full-blown workshop during summer months could make minor repairs entirely build scratch type models just seen Tables converted workbenches de lightful see seasoned modelers talking shop same modelers help ing youngster simple beginners kit Mr Ruch keeps resort open June through Septemberfor modelers Sep tember about 150 Europeans Austria France Italy Germany get together resort week fun flying no contests scheduled Its just place fly would ski feel like charge touch heavenin Augustwas 150 Swiss francs per week included bed three meals Back August less 75 dollars wind does blow dont have worry about direction because enough ridges slopes meet fickle breezes head After lunch hiked short distance action breezes flying wit nessed made want enlarge work bench sight 18-ft Scale Sailplane paralleling ridge rolling inverted whooshing just inches away ridge youre standing does get blood pumping thumbs twitduing Martin Bamert flew like Hes 20yearold lad Switzerland college student USA during school season flew DG-l00 finesse champion Pattern flier Hes recognized best flier ever Hahnen moospass after afternoon dis play left no doubt played ridgeflying invertedthe way tight rope walker glides along high wire During after noon squall line bumped its way through wind did couple 180-degree shifts too shifted side ridge other flew others landed too impressed performance As mentioned earlier site fly funmax fun Frequency control sign outlin sheet clipboard hangs outside lodge Thats extent managerial duties year mayor Adelboden told asked fliers display models school gymnasium folks could get glimpse what flies Hahnen moospass cable cars run middle summer As sidelight mayor townsfolk vote what thought best looking model Some body won Nobody remembers Thats extent competition Hah nenmoospass day ended too soon Young Martin Keller did get fly little three-meter plane Helmut Hans still smiling over surprise pulled us smiled too Back cable car going back down station looked back saw six gross seglers swoop valley majes tically rise tease edge ridge parking ramp decided problem thermal reaction Since no sign poor response elevator decided continue IS-mm flight finish roll film landing went flaw uneasy about roller-coaster flight main reason making another flight expose second roll film heat getting usually get high percentage good frames roll contained few quality pictures choppy flight ac counted slightly blurred photos best slides loaned FAA prints could made Dulles PR management Sharing slides May1984 177 continued down wonder rule books have pages SnapshotlHux Continued page 93 FLYING NEAR AIRPORTS BE CAREFUL PROTECT YOUR RIGHT TO FLY
Edition: Model Aviation - 1984/05
Page Numbers: 84, 85, 86, 87, 88, 176, 177
NO OCR TEXT THERES TYPE RC Soaring has received very little press Maybe its because events dont get posted anyones con cahits because over hour paved highaway Feet above about 6-mm some regi among majority Sailpianers fly fun have generically categor ized Sunday Fliers youre concerned about challenging wind rule book fly outflying hawks stop watch fly mood suits read Aboutyears ago aphoto ap Couth Af child palm look though enc boulder being lifted actually the bottom childs palm telepnoto lens narrow ridge offers easy access anothar tIne should wind shiftItyone just did al flew off oppo itos i-the-spc in\that app mple ick g hay made lope s flown same regular- -as Metricks Gentle Ladies clubs Saturday afteror noon fun-fly Shortly after picture se ched Martin Bamerts 16-100 dassic Sailplane pose flying site hour away planet earth 4 Soaring Swiss F3B team aboL question said type ot flown AIDS Im ever S summertime mewhere theyre flown Last summer right F3B World Ch York England rig else proportion up weight would over 20 unds What fake photo real Alps planes like first published Schlapfer dont see martin Bamerts 43-meter ing along slope invert dy Neil Liptak invited visit Hansruedi Included itinerary Hans set up course visit grossseglers flown day left flying site Wednesday After meeting Bern Helmut Wehren organizer annual Swiss modeling forum drove small village about 30 miles south-southeast Left Martin Bamert DG-100 youve seen color pictures model scratch-built skilled builder/flier no rules govern size can lift can fly Right Christian Schweizer Swiss full-scale aerobatics champion 1981 taking holiday daughter Its hard imagine better playground kidsand dadl Left No isnt photo 14-in clone Neil LiptakSailplane designer artist international playboystanding front bunch Two-Meter birds Its real kid examining grossseglers Martin Keller checks around Right Nobody right mind calls planes toysl represent craftsmanship its bestfull-scale construction techniques one-third size Gorgeous stuffl Bern called Adelboden Going short distance still took us over hournot just because winding roads also single-lane road about last 15 minutes trip posed some problems coming traffic Somewhere along drive men tioned too bad wasnt week end because thats flying takes place However Martin Keller young modeler Hans Stoll both trip former brought along small three-meter bird just case winds right ride continued out Adelboden about 15 minutes until came lower station cable cars ran up mountains point out sightliterally Very few cars parked station no tourists seen surprise see cable cars oper ation cable ran up ski lodge place called Hahnenmoospass winter skiing re sort some finest slopes Swit zerland Since cars running Hel mut figured lodge might open lunch group spread out three cable carsand up Hahnenmoospass went What place flying Sailplanes thought ran through head spent another 15 minutes way top cable run other thoughts too bad Wednesday Im sure watchmakers chocolate salesmen Swiss bankers dont take afternoon off way back home least couple probably own Sailplanes Well maybe young Martin will get fly birdif winds right As got off cable cars propped against wall three assembled grossseglers immediately identifiable PIK-21 about six meters span Around corner saw gent carrying five-meter Minamoa Next main en trance six Scale birds small est over four meters span Inside lodge five birds leaning against wall four othersall Scale models againwere against another wall Yet another wall another scale Mm amoa still others Scale models ranging over four meters nearly seven meters spanand taking up room weekend skiers whole scene looked like purposeful setup just drop jaws us flatlanders wasnt did wasnt poorly built bad looking model room Outside no fewer seven grossseglers air Imagine Continued page 176 Left Ridge runningSwiss style Martin Bamert tracks inverted DG-100 along ridge toward Neil Liptak latter can get photo Right isl Too bad pictures cant produce sound inverted Sailplane made whoosh like youve never heard Left The bathroom over Its also ski lodge during winter summer has facilities needed Soaring holiday lifetime including workshop What packagel Right arent flying work next project Thats what Martin Bamert doing Helmut Wehren Hanaruedi SchIapfer Hans Stoll take notes Workshop dining room during ski season 88 Model Aviation Its impound area static judging contestjust average large Sailplanes grosaseglermseen Hahnenmoospass 21 others assembled same time color photos Neil Liptak black-and-white photos Dan Pruss NOW THERES QUICK AND EASY WAY OF CLEANING YOUR MODEL CRAFTS Super-K Model Cleaner Removes fuel Residue dirt contact CUTS CLEANING TIME IN HALF Just spray model solvent wipe th soft cloth paper towel SIMPLE AS THAT Leaves craft showcase clean eWont harm Paints Coverings Dries Cleor fast Ulminales Woric cleanIng model SiTong Professional Quality formula Great any Model Craft Boats Rones Helicopters Cleans Gently Protects delicate model DEALERS WANTED DOMESTIC & OVERSEAS WE EXPORT Hurry Have product shelves time Christmas guaranteed top seller Sugg retail $550 per gallon Contact us price structures ordering intormallon Also ask about other Super-K products Model Industly Are Manufacturers & Major Brands DIstrIbutors Model Engines Kits Radios & Accessories Super-K o brand Kings Radio Control Hobbies International 3960 West 16th Ave Hialeah Florida 33012 Phone 305 557-2024 Electrics/Kopski Continued page 174 about 2 oz lls 12 oz average motor application will weigh about 7 oz Add ounce wiring etc power system will weigh 19-20 oz half total planned weight thus conforming Rule Thumb No 3 given last month three-channel radio small servos 250 mAh pack will about 7 oz leaves about 4027 13 oz everything else possible Yep Look photo fo Ken Stinsons ver sion Spectra choice Astro 2107 now discontinued suitable alter native no problem 8 x 4 Top Rite nylon prop six-cell pack three chan nels all-up weight about 38 oz5% below design goal wing 8 50 loading about 137 oz/sq ft Does power portion flight reach 5 mm least doesnt table predict 13-amp 90-watt operating condition combination Sharp arent Yes remember cur rent will drop somewhere around 10-15% flight Thats pretty close gotcha What about total flight time Since Ken flies plane part time glide typical flight 8-10 mm no lift Ken learned fly plane gen erally flies what can honestly called sport fashion have Thats its done Simple huh told earlier no magic involved remember weight very sensitive parameter determining resulting performance Electric Rule Thumb No puts ball park power cruisenot much perfor mance As example above make plane half less weight predicted rule ectric Elation will yours possible something go wrong such arithmetic correct plane still wont fly well Yes Remember rules thumb nominal planes example Kens plane has timehonored 12% flat-bottom section havent tried Im confident 8% fully-symmetrical 500 class airfoil just wouldnt work power level 75 watts could spent power system gross inefficiencysay some unimaginable 3-in prop 25000 rpm Ive seen could have relatively high wing loading sufficiently thin airfoil lots drag such Scale job speed required sustain lift would possible prop reasonable diame ter pitch estimated power Yes f work can make fly prove Electric doesnt work Thats Im writing youre reading MA series Thats folks really though feel has come together promised still say Next month Part 10 will wrap-up review sorts Well touch-up some thin areas look GLASS CLOTHO6 oz Lightest best coserleg glass clothO6 oz/sq yd Satisfied customers in49 States & 24 Countries DAN PARSONS PRODUCTS Dept 15 ft $2080. 30 ft $3660 38 wide Postage pd us & CanImmediate shipment Check MO. MasterCard & visa welcomed 11809 Fulme, NE Albuquerque NM 87111 505 296-2353 CUSTOM FOAM WINGS d TAILS CUSTOM SAILPLANE WINGS d TAILS SPRAY ADHESIVES FIBERGLASS FUSELAGES HI STARTS BALSA d PLYWOOD SEND 50W d IOSASE FOR INFO ESS BOX 437 LEMONT PA 16851 some most-often-asked questions Also Ill try include some photos information outstanding models have Electric Fly events past years construction article will follow sub sequent issue will some series supplements plan latter has fully developed expect sup plements will cover some selected subjects detail Examples could include such things basic electric power system mea surements suitable model designs new products emerge perhaps popular kit conversions Electric Along line have ideas supplements please send sug gestions have questions related previous installments please direct SASE au thor Bob Kopski 25 West End Dr Lan sdale PA 19446 Soaring Aips/Pruss Continued page 88 wondering anyone just might up Wednesday afternoon Helmut Hansruedi just laughed caught reactions Neil myself known about along trip because aeroclub Helmuts home town Bern up one-week holiday Twenty-eight fliers fain176 Model Aviation ~imiiirnP40CARDKIT FULL COLOR EXACT REPRODUCTION ow $500 REMEMBER HOW ~ONLYWELL THEY FLEW Spienial ellen iseladee sespes reosinleg baleen sat re pdoe Seed Ta ee fl Madeis PO Sea 2 mm ReeaISs MI 48886 UNIQUE NOSTALGIC GIFT SCALE DOCUMENTATION SCALE DRAWINGSMODEL PLANS PHOTOS BOOKS EPLA TECH 1984 AIRPLANE ON CATALOG48500 MC KENZIE HWY S3OOVIDA OREGON 97488 PUAW DIESELS Englands Finest 049 35 New low low prices Send $100 list Eric Clutton Rt 4 Box 1109C Edmond OK 73034 Very strong two-pieCO wifl Ares 23 lbs USE T-CRAFT 5/ WIRE Fell siac detailed plans PP$2500 Other superb giant-scaic plans tull size S PT-iS Oriadra KIorile$2800 toe- Farosas Mosquito Oaada$2400 80 Farnoan Mosqoito 40-SO Foor-seelsSt 700 Send sash check 0 moneYPlans sort relied UPS POST ords toPAID tornigo orders add 401s airmail desiredSerdIarrase brochures 0111 Taylorcratt plorr oterints ilies brought over 50 Sailpianes set up shop camp converting win tertime ski resort summertime Sailplaners paradise said myself Helmuts Hans idea practical joke what consider good time During lunch wine cheese learned Christian Ruch one-time ski instructor all-time Sailplane enthusiast now manager lodge first Switzerland use epoxy molds Sailplanes over dozen years back about same time decided convert lodge what experiencing Only hadnt seen yet also dining room converted full-blown workshop during summer months could make minor repairs entirely build scratch type models just seen Tables converted workbenches de lightful see seasoned modelers talking shop same modelers help ing youngster simple beginners kit Mr Ruch keeps resort open June through Septemberfor modelers Sep tember about 150 Europeans Austria France Italy Germany get together resort week fun flying no contests scheduled Its just place fly would ski feel like charge touch heavenin Augustwas 150 Swiss francs per week included bed three meals Back August less 75 dollars wind does blow dont have worry about direction because enough ridges slopes meet fickle breezes head After lunch hiked short distance action breezes flying wit nessed made want enlarge work bench sight 18-ft Scale Sailplane paralleling ridge rolling inverted whooshing just inches away ridge youre standing does get blood pumping thumbs twitduing Martin Bamert flew like Hes 20yearold lad Switzerland college student USA during school season flew DG-l00 finesse champion Pattern flier Hes recognized best flier ever Hahnen moospass after afternoon dis play left no doubt played ridgeflying invertedthe way tight rope walker glides along high wire During after noon squall line bumped its way through wind did couple 180-degree shifts too shifted side ridge other flew others landed too impressed performance As mentioned earlier site fly funmax fun Frequency control sign outlin sheet clipboard hangs outside lodge Thats extent managerial duties year mayor Adelboden told asked fliers display models school gymnasium folks could get glimpse what flies Hahnen moospass cable cars run middle summer As sidelight mayor townsfolk vote what thought best looking model Some body won Nobody remembers Thats extent competition Hah nenmoospass day ended too soon Young Martin Keller did get fly little three-meter plane Helmut Hans still smiling over surprise pulled us smiled too Back cable car going back down station looked back saw six gross seglers swoop valley majes tically rise tease edge ridge parking ramp decided problem thermal reaction Since no sign poor response elevator decided continue IS-mm flight finish roll film landing went flaw uneasy about roller-coaster flight main reason making another flight expose second roll film heat getting usually get high percentage good frames roll contained few quality pictures choppy flight ac counted slightly blurred photos best slides loaned FAA prints could made Dulles PR management Sharing slides May1984 177 continued down wonder rule books have pages SnapshotlHux Continued page 93 FLYING NEAR AIRPORTS BE CAREFUL PROTECT YOUR RIGHT TO FLY
Edition: Model Aviation - 1984/05
Page Numbers: 84, 85, 86, 87, 88, 176, 177
NO OCR TEXT THERES TYPE RC Soaring has received very little press Maybe its because events dont get posted anyones con cahits because over hour paved highaway Feet above about 6-mm some regi among majority Sailpianers fly fun have generically categor ized Sunday Fliers youre concerned about challenging wind rule book fly outflying hawks stop watch fly mood suits read Aboutyears ago aphoto ap Couth Af child palm look though enc boulder being lifted actually the bottom childs palm telepnoto lens narrow ridge offers easy access anothar tIne should wind shiftItyone just did al flew off oppo itos i-the-spc in\that app mple ick g hay made lope s flown same regular- -as Metricks Gentle Ladies clubs Saturday afteror noon fun-fly Shortly after picture se ched Martin Bamerts 16-100 dassic Sailplane pose flying site hour away planet earth 4 Soaring Swiss F3B team aboL question said type ot flown AIDS Im ever S summertime mewhere theyre flown Last summer right F3B World Ch York England rig else proportion up weight would over 20 unds What fake photo real Alps planes like first published Schlapfer dont see martin Bamerts 43-meter ing along slope invert dy Neil Liptak invited visit Hansruedi Included itinerary Hans set up course visit grossseglers flown day left flying site Wednesday After meeting Bern Helmut Wehren organizer annual Swiss modeling forum drove small village about 30 miles south-southeast Left Martin Bamert DG-100 youve seen color pictures model scratch-built skilled builder/flier no rules govern size can lift can fly Right Christian Schweizer Swiss full-scale aerobatics champion 1981 taking holiday daughter Its hard imagine better playground kidsand dadl Left No isnt photo 14-in clone Neil LiptakSailplane designer artist international playboystanding front bunch Two-Meter birds Its real kid examining grossseglers Martin Keller checks around Right Nobody right mind calls planes toysl represent craftsmanship its bestfull-scale construction techniques one-third size Gorgeous stuffl Bern called Adelboden Going short distance still took us over hournot just because winding roads also single-lane road about last 15 minutes trip posed some problems coming traffic Somewhere along drive men tioned too bad wasnt week end because thats flying takes place However Martin Keller young modeler Hans Stoll both trip former brought along small three-meter bird just case winds right ride continued out Adelboden about 15 minutes until came lower station cable cars ran up mountains point out sightliterally Very few cars parked station no tourists seen surprise see cable cars oper ation cable ran up ski lodge place called Hahnenmoospass winter skiing re sort some finest slopes Swit zerland Since cars running Hel mut figured lodge might open lunch group spread out three cable carsand up Hahnenmoospass went What place flying Sailplanes thought ran through head spent another 15 minutes way top cable run other thoughts too bad Wednesday Im sure watchmakers chocolate salesmen Swiss bankers dont take afternoon off way back home least couple probably own Sailplanes Well maybe young Martin will get fly birdif winds right As got off cable cars propped against wall three assembled grossseglers immediately identifiable PIK-21 about six meters span Around corner saw gent carrying five-meter Minamoa Next main en trance six Scale birds small est over four meters span Inside lodge five birds leaning against wall four othersall Scale models againwere against another wall Yet another wall another scale Mm amoa still others Scale models ranging over four meters nearly seven meters spanand taking up room weekend skiers whole scene looked like purposeful setup just drop jaws us flatlanders wasnt did wasnt poorly built bad looking model room Outside no fewer seven grossseglers air Imagine Continued page 176 Left Ridge runningSwiss style Martin Bamert tracks inverted DG-100 along ridge toward Neil Liptak latter can get photo Right isl Too bad pictures cant produce sound inverted Sailplane made whoosh like youve never heard Left The bathroom over Its also ski lodge during winter summer has facilities needed Soaring holiday lifetime including workshop What packagel Right arent flying work next project Thats what Martin Bamert doing Helmut Wehren Hanaruedi SchIapfer Hans Stoll take notes Workshop dining room during ski season 88 Model Aviation Its impound area static judging contestjust average large Sailplanes grosaseglermseen Hahnenmoospass 21 others assembled same time color photos Neil Liptak black-and-white photos Dan Pruss NOW THERES QUICK AND EASY WAY OF CLEANING YOUR MODEL CRAFTS Super-K Model Cleaner Removes fuel Residue dirt contact CUTS CLEANING TIME IN HALF Just spray model solvent wipe th soft cloth paper towel SIMPLE AS THAT Leaves craft showcase clean eWont harm Paints Coverings Dries Cleor fast Ulminales Woric cleanIng model SiTong Professional Quality formula Great any Model Craft Boats Rones Helicopters Cleans Gently Protects delicate model DEALERS WANTED DOMESTIC & OVERSEAS WE EXPORT Hurry Have product shelves time Christmas guaranteed top seller Sugg retail $550 per gallon Contact us price structures ordering intormallon Also ask about other Super-K products Model Industly Are Manufacturers & Major Brands DIstrIbutors Model Engines Kits Radios & Accessories Super-K o brand Kings Radio Control Hobbies International 3960 West 16th Ave Hialeah Florida 33012 Phone 305 557-2024 Electrics/Kopski Continued page 174 about 2 oz lls 12 oz average motor application will weigh about 7 oz Add ounce wiring etc power system will weigh 19-20 oz half total planned weight thus conforming Rule Thumb No 3 given last month three-channel radio small servos 250 mAh pack will about 7 oz leaves about 4027 13 oz everything else possible Yep Look photo fo Ken Stinsons ver sion Spectra choice Astro 2107 now discontinued suitable alter native no problem 8 x 4 Top Rite nylon prop six-cell pack three chan nels all-up weight about 38 oz5% below design goal wing 8 50 loading about 137 oz/sq ft Does power portion flight reach 5 mm least doesnt table predict 13-amp 90-watt operating condition combination Sharp arent Yes remember cur rent will drop somewhere around 10-15% flight Thats pretty close gotcha What about total flight time Since Ken flies plane part time glide typical flight 8-10 mm no lift Ken learned fly plane gen erally flies what can honestly called sport fashion have Thats its done Simple huh told earlier no magic involved remember weight very sensitive parameter determining resulting performance Electric Rule Thumb No puts ball park power cruisenot much perfor mance As example above make plane half less weight predicted rule ectric Elation will yours possible something go wrong such arithmetic correct plane still wont fly well Yes Remember rules thumb nominal planes example Kens plane has timehonored 12% flat-bottom section havent tried Im confident 8% fully-symmetrical 500 class airfoil just wouldnt work power level 75 watts could spent power system gross inefficiencysay some unimaginable 3-in prop 25000 rpm Ive seen could have relatively high wing loading sufficiently thin airfoil lots drag such Scale job speed required sustain lift would possible prop reasonable diame ter pitch estimated power Yes f work can make fly prove Electric doesnt work Thats Im writing youre reading MA series Thats folks really though feel has come together promised still say Next month Part 10 will wrap-up review sorts Well touch-up some thin areas look GLASS CLOTHO6 oz Lightest best coserleg glass clothO6 oz/sq yd Satisfied customers in49 States & 24 Countries DAN PARSONS PRODUCTS Dept 15 ft $2080. 30 ft $3660 38 wide Postage pd us & CanImmediate shipment Check MO. MasterCard & visa welcomed 11809 Fulme, NE Albuquerque NM 87111 505 296-2353 CUSTOM FOAM WINGS d TAILS CUSTOM SAILPLANE WINGS d TAILS SPRAY ADHESIVES FIBERGLASS FUSELAGES HI STARTS BALSA d PLYWOOD SEND 50W d IOSASE FOR INFO ESS BOX 437 LEMONT PA 16851 some most-often-asked questions Also Ill try include some photos information outstanding models have Electric Fly events past years construction article will follow sub sequent issue will some series supplements plan latter has fully developed expect sup plements will cover some selected subjects detail Examples could include such things basic electric power system mea surements suitable model designs new products emerge perhaps popular kit conversions Electric Along line have ideas supplements please send sug gestions have questions related previous installments please direct SASE au thor Bob Kopski 25 West End Dr Lan sdale PA 19446 Soaring Aips/Pruss Continued page 88 wondering anyone just might up Wednesday afternoon Helmut Hansruedi just laughed caught reactions Neil myself known about along trip because aeroclub Helmuts home town Bern up one-week holiday Twenty-eight fliers fain176 Model Aviation ~imiiirnP40CARDKIT FULL COLOR EXACT REPRODUCTION ow $500 REMEMBER HOW ~ONLYWELL THEY FLEW Spienial ellen iseladee sespes reosinleg baleen sat re pdoe Seed Ta ee fl Madeis PO Sea 2 mm ReeaISs MI 48886 UNIQUE NOSTALGIC GIFT SCALE DOCUMENTATION SCALE DRAWINGSMODEL PLANS PHOTOS BOOKS EPLA TECH 1984 AIRPLANE ON CATALOG48500 MC KENZIE HWY S3OOVIDA OREGON 97488 PUAW DIESELS Englands Finest 049 35 New low low prices Send $100 list Eric Clutton Rt 4 Box 1109C Edmond OK 73034 Very strong two-pieCO wifl Ares 23 lbs USE T-CRAFT 5/ WIRE Fell siac detailed plans PP$2500 Other superb giant-scaic plans tull size S PT-iS Oriadra KIorile$2800 toe- Farosas Mosquito Oaada$2400 80 Farnoan Mosqoito 40-SO Foor-seelsSt 700 Send sash check 0 moneYPlans sort relied UPS POST ords toPAID tornigo orders add 401s airmail desiredSerdIarrase brochures 0111 Taylorcratt plorr oterints ilies brought over 50 Sailpianes set up shop camp converting win tertime ski resort summertime Sailplaners paradise said myself Helmuts Hans idea practical joke what consider good time During lunch wine cheese learned Christian Ruch one-time ski instructor all-time Sailplane enthusiast now manager lodge first Switzerland use epoxy molds Sailplanes over dozen years back about same time decided convert lodge what experiencing Only hadnt seen yet also dining room converted full-blown workshop during summer months could make minor repairs entirely build scratch type models just seen Tables converted workbenches de lightful see seasoned modelers talking shop same modelers help ing youngster simple beginners kit Mr Ruch keeps resort open June through Septemberfor modelers Sep tember about 150 Europeans Austria France Italy Germany get together resort week fun flying no contests scheduled Its just place fly would ski feel like charge touch heavenin Augustwas 150 Swiss francs per week included bed three meals Back August less 75 dollars wind does blow dont have worry about direction because enough ridges slopes meet fickle breezes head After lunch hiked short distance action breezes flying wit nessed made want enlarge work bench sight 18-ft Scale Sailplane paralleling ridge rolling inverted whooshing just inches away ridge youre standing does get blood pumping thumbs twitduing Martin Bamert flew like Hes 20yearold lad Switzerland college student USA during school season flew DG-l00 finesse champion Pattern flier Hes recognized best flier ever Hahnen moospass after afternoon dis play left no doubt played ridgeflying invertedthe way tight rope walker glides along high wire During after noon squall line bumped its way through wind did couple 180-degree shifts too shifted side ridge other flew others landed too impressed performance As mentioned earlier site fly funmax fun Frequency control sign outlin sheet clipboard hangs outside lodge Thats extent managerial duties year mayor Adelboden told asked fliers display models school gymnasium folks could get glimpse what flies Hahnen moospass cable cars run middle summer As sidelight mayor townsfolk vote what thought best looking model Some body won Nobody remembers Thats extent competition Hah nenmoospass day ended too soon Young Martin Keller did get fly little three-meter plane Helmut Hans still smiling over surprise pulled us smiled too Back cable car going back down station looked back saw six gross seglers swoop valley majes tically rise tease edge ridge parking ramp decided problem thermal reaction Since no sign poor response elevator decided continue IS-mm flight finish roll film landing went flaw uneasy about roller-coaster flight main reason making another flight expose second roll film heat getting usually get high percentage good frames roll contained few quality pictures choppy flight ac counted slightly blurred photos best slides loaned FAA prints could made Dulles PR management Sharing slides May1984 177 continued down wonder rule books have pages SnapshotlHux Continued page 93 FLYING NEAR AIRPORTS BE CAREFUL PROTECT YOUR RIGHT TO FLY
Edition: Model Aviation - 1984/05
Page Numbers: 84, 85, 86, 87, 88, 176, 177
NO OCR TEXT THERES TYPE RC Soaring has received very little press Maybe its because events dont get posted anyones con cahits because over hour paved highaway Feet above about 6-mm some regi among majority Sailpianers fly fun have generically categor ized Sunday Fliers youre concerned about challenging wind rule book fly outflying hawks stop watch fly mood suits read Aboutyears ago aphoto ap Couth Af child palm look though enc boulder being lifted actually the bottom childs palm telepnoto lens narrow ridge offers easy access anothar tIne should wind shiftItyone just did al flew off oppo itos i-the-spc in\that app mple ick g hay made lope s flown same regular- -as Metricks Gentle Ladies clubs Saturday afteror noon fun-fly Shortly after picture se ched Martin Bamerts 16-100 dassic Sailplane pose flying site hour away planet earth 4 Soaring Swiss F3B team aboL question said type ot flown AIDS Im ever S summertime mewhere theyre flown Last summer right F3B World Ch York England rig else proportion up weight would over 20 unds What fake photo real Alps planes like first published Schlapfer dont see martin Bamerts 43-meter ing along slope invert dy Neil Liptak invited visit Hansruedi Included itinerary Hans set up course visit grossseglers flown day left flying site Wednesday After meeting Bern Helmut Wehren organizer annual Swiss modeling forum drove small village about 30 miles south-southeast Left Martin Bamert DG-100 youve seen color pictures model scratch-built skilled builder/flier no rules govern size can lift can fly Right Christian Schweizer Swiss full-scale aerobatics champion 1981 taking holiday daughter Its hard imagine better playground kidsand dadl Left No isnt photo 14-in clone Neil LiptakSailplane designer artist international playboystanding front bunch Two-Meter birds Its real kid examining grossseglers Martin Keller checks around Right Nobody right mind calls planes toysl represent craftsmanship its bestfull-scale construction techniques one-third size Gorgeous stuffl Bern called Adelboden Going short distance still took us over hournot just because winding roads also single-lane road about last 15 minutes trip posed some problems coming traffic Somewhere along drive men tioned too bad wasnt week end because thats flying takes place However Martin Keller young modeler Hans Stoll both trip former brought along small three-meter bird just case winds right ride continued out Adelboden about 15 minutes until came lower station cable cars ran up mountains point out sightliterally Very few cars parked station no tourists seen surprise see cable cars oper ation cable ran up ski lodge place called Hahnenmoospass winter skiing re sort some finest slopes Swit zerland Since cars running Hel mut figured lodge might open lunch group spread out three cable carsand up Hahnenmoospass went What place flying Sailplanes thought ran through head spent another 15 minutes way top cable run other thoughts too bad Wednesday Im sure watchmakers chocolate salesmen Swiss bankers dont take afternoon off way back home least couple probably own Sailplanes Well maybe young Martin will get fly birdif winds right As got off cable cars propped against wall three assembled grossseglers immediately identifiable PIK-21 about six meters span Around corner saw gent carrying five-meter Minamoa Next main en trance six Scale birds small est over four meters span Inside lodge five birds leaning against wall four othersall Scale models againwere against another wall Yet another wall another scale Mm amoa still others Scale models ranging over four meters nearly seven meters spanand taking up room weekend skiers whole scene looked like purposeful setup just drop jaws us flatlanders wasnt did wasnt poorly built bad looking model room Outside no fewer seven grossseglers air Imagine Continued page 176 Left Ridge runningSwiss style Martin Bamert tracks inverted DG-100 along ridge toward Neil Liptak latter can get photo Right isl Too bad pictures cant produce sound inverted Sailplane made whoosh like youve never heard Left The bathroom over Its also ski lodge during winter summer has facilities needed Soaring holiday lifetime including workshop What packagel Right arent flying work next project Thats what Martin Bamert doing Helmut Wehren Hanaruedi SchIapfer Hans Stoll take notes Workshop dining room during ski season 88 Model Aviation Its impound area static judging contestjust average large Sailplanes grosaseglermseen Hahnenmoospass 21 others assembled same time color photos Neil Liptak black-and-white photos Dan Pruss NOW THERES QUICK AND EASY WAY OF CLEANING YOUR MODEL CRAFTS Super-K Model Cleaner Removes fuel Residue dirt contact CUTS CLEANING TIME IN HALF Just spray model solvent wipe th soft cloth paper towel SIMPLE AS THAT Leaves craft showcase clean eWont harm Paints Coverings Dries Cleor fast Ulminales Woric cleanIng model SiTong Professional Quality formula Great any Model Craft Boats Rones Helicopters Cleans Gently Protects delicate model DEALERS WANTED DOMESTIC & OVERSEAS WE EXPORT Hurry Have product shelves time Christmas guaranteed top seller Sugg retail $550 per gallon Contact us price structures ordering intormallon Also ask about other Super-K products Model Industly Are Manufacturers & Major Brands DIstrIbutors Model Engines Kits Radios & Accessories Super-K o brand Kings Radio Control Hobbies International 3960 West 16th Ave Hialeah Florida 33012 Phone 305 557-2024 Electrics/Kopski Continued page 174 about 2 oz lls 12 oz average motor application will weigh about 7 oz Add ounce wiring etc power system will weigh 19-20 oz half total planned weight thus conforming Rule Thumb No 3 given last month three-channel radio small servos 250 mAh pack will about 7 oz leaves about 4027 13 oz everything else possible Yep Look photo fo Ken Stinsons ver sion Spectra choice Astro 2107 now discontinued suitable alter native no problem 8 x 4 Top Rite nylon prop six-cell pack three chan nels all-up weight about 38 oz5% below design goal wing 8 50 loading about 137 oz/sq ft Does power portion flight reach 5 mm least doesnt table predict 13-amp 90-watt operating condition combination Sharp arent Yes remember cur rent will drop somewhere around 10-15% flight Thats pretty close gotcha What about total flight time Since Ken flies plane part time glide typical flight 8-10 mm no lift Ken learned fly plane gen erally flies what can honestly called sport fashion have Thats its done Simple huh told earlier no magic involved remember weight very sensitive parameter determining resulting performance Electric Rule Thumb No puts ball park power cruisenot much perfor mance As example above make plane half less weight predicted rule ectric Elation will yours possible something go wrong such arithmetic correct plane still wont fly well Yes Remember rules thumb nominal planes example Kens plane has timehonored 12% flat-bottom section havent tried Im confident 8% fully-symmetrical 500 class airfoil just wouldnt work power level 75 watts could spent power system gross inefficiencysay some unimaginable 3-in prop 25000 rpm Ive seen could have relatively high wing loading sufficiently thin airfoil lots drag such Scale job speed required sustain lift would possible prop reasonable diame ter pitch estimated power Yes f work can make fly prove Electric doesnt work Thats Im writing youre reading MA series Thats folks really though feel has come together promised still say Next month Part 10 will wrap-up review sorts Well touch-up some thin areas look GLASS CLOTHO6 oz Lightest best coserleg glass clothO6 oz/sq yd Satisfied customers in49 States & 24 Countries DAN PARSONS PRODUCTS Dept 15 ft $2080. 30 ft $3660 38 wide Postage pd us & CanImmediate shipment Check MO. MasterCard & visa welcomed 11809 Fulme, NE Albuquerque NM 87111 505 296-2353 CUSTOM FOAM WINGS d TAILS CUSTOM SAILPLANE WINGS d TAILS SPRAY ADHESIVES FIBERGLASS FUSELAGES HI STARTS BALSA d PLYWOOD SEND 50W d IOSASE FOR INFO ESS BOX 437 LEMONT PA 16851 some most-often-asked questions Also Ill try include some photos information outstanding models have Electric Fly events past years construction article will follow sub sequent issue will some series supplements plan latter has fully developed expect sup plements will cover some selected subjects detail Examples could include such things basic electric power system mea surements suitable model designs new products emerge perhaps popular kit conversions Electric Along line have ideas supplements please send sug gestions have questions related previous installments please direct SASE au thor Bob Kopski 25 West End Dr Lan sdale PA 19446 Soaring Aips/Pruss Continued page 88 wondering anyone just might up Wednesday afternoon Helmut Hansruedi just laughed caught reactions Neil myself known about along trip because aeroclub Helmuts home town Bern up one-week holiday Twenty-eight fliers fain176 Model Aviation ~imiiirnP40CARDKIT FULL COLOR EXACT REPRODUCTION ow $500 REMEMBER HOW ~ONLYWELL THEY FLEW Spienial ellen iseladee sespes reosinleg baleen sat re pdoe Seed Ta ee fl Madeis PO Sea 2 mm ReeaISs MI 48886 UNIQUE NOSTALGIC GIFT SCALE DOCUMENTATION SCALE DRAWINGSMODEL PLANS PHOTOS BOOKS EPLA TECH 1984 AIRPLANE ON CATALOG48500 MC KENZIE HWY S3OOVIDA OREGON 97488 PUAW DIESELS Englands Finest 049 35 New low low prices Send $100 list Eric Clutton Rt 4 Box 1109C Edmond OK 73034 Very strong two-pieCO wifl Ares 23 lbs USE T-CRAFT 5/ WIRE Fell siac detailed plans PP$2500 Other superb giant-scaic plans tull size S PT-iS Oriadra KIorile$2800 toe- Farosas Mosquito Oaada$2400 80 Farnoan Mosqoito 40-SO Foor-seelsSt 700 Send sash check 0 moneYPlans sort relied UPS POST ords toPAID tornigo orders add 401s airmail desiredSerdIarrase brochures 0111 Taylorcratt plorr oterints ilies brought over 50 Sailpianes set up shop camp converting win tertime ski resort summertime Sailplaners paradise said myself Helmuts Hans idea practical joke what consider good time During lunch wine cheese learned Christian Ruch one-time ski instructor all-time Sailplane enthusiast now manager lodge first Switzerland use epoxy molds Sailplanes over dozen years back about same time decided convert lodge what experiencing Only hadnt seen yet also dining room converted full-blown workshop during summer months could make minor repairs entirely build scratch type models just seen Tables converted workbenches de lightful see seasoned modelers talking shop same modelers help ing youngster simple beginners kit Mr Ruch keeps resort open June through Septemberfor modelers Sep tember about 150 Europeans Austria France Italy Germany get together resort week fun flying no contests scheduled Its just place fly would ski feel like charge touch heavenin Augustwas 150 Swiss francs per week included bed three meals Back August less 75 dollars wind does blow dont have worry about direction because enough ridges slopes meet fickle breezes head After lunch hiked short distance action breezes flying wit nessed made want enlarge work bench sight 18-ft Scale Sailplane paralleling ridge rolling inverted whooshing just inches away ridge youre standing does get blood pumping thumbs twitduing Martin Bamert flew like Hes 20yearold lad Switzerland college student USA during school season flew DG-l00 finesse champion Pattern flier Hes recognized best flier ever Hahnen moospass after afternoon dis play left no doubt played ridgeflying invertedthe way tight rope walker glides along high wire During after noon squall line bumped its way through wind did couple 180-degree shifts too shifted side ridge other flew others landed too impressed performance As mentioned earlier site fly funmax fun Frequency control sign outlin sheet clipboard hangs outside lodge Thats extent managerial duties year mayor Adelboden told asked fliers display models school gymnasium folks could get glimpse what flies Hahnen moospass cable cars run middle summer As sidelight mayor townsfolk vote what thought best looking model Some body won Nobody remembers Thats extent competition Hah nenmoospass day ended too soon Young Martin Keller did get fly little three-meter plane Helmut Hans still smiling over surprise pulled us smiled too Back cable car going back down station looked back saw six gross seglers swoop valley majes tically rise tease edge ridge parking ramp decided problem thermal reaction Since no sign poor response elevator decided continue IS-mm flight finish roll film landing went flaw uneasy about roller-coaster flight main reason making another flight expose second roll film heat getting usually get high percentage good frames roll contained few quality pictures choppy flight ac counted slightly blurred photos best slides loaned FAA prints could made Dulles PR management Sharing slides May1984 177 continued down wonder rule books have pages SnapshotlHux Continued page 93 FLYING NEAR AIRPORTS BE CAREFUL PROTECT YOUR RIGHT TO FLY
Edition: Model Aviation - 1984/05
Page Numbers: 84, 85, 86, 87, 88, 176, 177
NO OCR TEXT THERES TYPE RC Soaring has received very little press Maybe its because events dont get posted anyones con cahits because over hour paved highaway Feet above about 6-mm some regi among majority Sailpianers fly fun have generically categor ized Sunday Fliers youre concerned about challenging wind rule book fly outflying hawks stop watch fly mood suits read Aboutyears ago aphoto ap Couth Af child palm look though enc boulder being lifted actually the bottom childs palm telepnoto lens narrow ridge offers easy access anothar tIne should wind shiftItyone just did al flew off oppo itos i-the-spc in\that app mple ick g hay made lope s flown same regular- -as Metricks Gentle Ladies clubs Saturday afteror noon fun-fly Shortly after picture se ched Martin Bamerts 16-100 dassic Sailplane pose flying site hour away planet earth 4 Soaring Swiss F3B team aboL question said type ot flown AIDS Im ever S summertime mewhere theyre flown Last summer right F3B World Ch York England rig else proportion up weight would over 20 unds What fake photo real Alps planes like first published Schlapfer dont see martin Bamerts 43-meter ing along slope invert dy Neil Liptak invited visit Hansruedi Included itinerary Hans set up course visit grossseglers flown day left flying site Wednesday After meeting Bern Helmut Wehren organizer annual Swiss modeling forum drove small village about 30 miles south-southeast Left Martin Bamert DG-100 youve seen color pictures model scratch-built skilled builder/flier no rules govern size can lift can fly Right Christian Schweizer Swiss full-scale aerobatics champion 1981 taking holiday daughter Its hard imagine better playground kidsand dadl Left No isnt photo 14-in clone Neil LiptakSailplane designer artist international playboystanding front bunch Two-Meter birds Its real kid examining grossseglers Martin Keller checks around Right Nobody right mind calls planes toysl represent craftsmanship its bestfull-scale construction techniques one-third size Gorgeous stuffl Bern called Adelboden Going short distance still took us over hournot just because winding roads also single-lane road about last 15 minutes trip posed some problems coming traffic Somewhere along drive men tioned too bad wasnt week end because thats flying takes place However Martin Keller young modeler Hans Stoll both trip former brought along small three-meter bird just case winds right ride continued out Adelboden about 15 minutes until came lower station cable cars ran up mountains point out sightliterally Very few cars parked station no tourists seen surprise see cable cars oper ation cable ran up ski lodge place called Hahnenmoospass winter skiing re sort some finest slopes Swit zerland Since cars running Hel mut figured lodge might open lunch group spread out three cable carsand up Hahnenmoospass went What place flying Sailplanes thought ran through head spent another 15 minutes way top cable run other thoughts too bad Wednesday Im sure watchmakers chocolate salesmen Swiss bankers dont take afternoon off way back home least couple probably own Sailplanes Well maybe young Martin will get fly birdif winds right As got off cable cars propped against wall three assembled grossseglers immediately identifiable PIK-21 about six meters span Around corner saw gent carrying five-meter Minamoa Next main en trance six Scale birds small est over four meters span Inside lodge five birds leaning against wall four othersall Scale models againwere against another wall Yet another wall another scale Mm amoa still others Scale models ranging over four meters nearly seven meters spanand taking up room weekend skiers whole scene looked like purposeful setup just drop jaws us flatlanders wasnt did wasnt poorly built bad looking model room Outside no fewer seven grossseglers air Imagine Continued page 176 Left Ridge runningSwiss style Martin Bamert tracks inverted DG-100 along ridge toward Neil Liptak latter can get photo Right isl Too bad pictures cant produce sound inverted Sailplane made whoosh like youve never heard Left The bathroom over Its also ski lodge during winter summer has facilities needed Soaring holiday lifetime including workshop What packagel Right arent flying work next project Thats what Martin Bamert doing Helmut Wehren Hanaruedi SchIapfer Hans Stoll take notes Workshop dining room during ski season 88 Model Aviation Its impound area static judging contestjust average large Sailplanes grosaseglermseen Hahnenmoospass 21 others assembled same time color photos Neil Liptak black-and-white photos Dan Pruss NOW THERES QUICK AND EASY WAY OF CLEANING YOUR MODEL CRAFTS Super-K Model Cleaner Removes fuel Residue dirt contact CUTS CLEANING TIME IN HALF Just spray model solvent wipe th soft cloth paper towel SIMPLE AS THAT Leaves craft showcase clean eWont harm Paints Coverings Dries Cleor fast Ulminales Woric cleanIng model SiTong Professional Quality formula Great any Model Craft Boats Rones Helicopters Cleans Gently Protects delicate model DEALERS WANTED DOMESTIC & OVERSEAS WE EXPORT Hurry Have product shelves time Christmas guaranteed top seller Sugg retail $550 per gallon Contact us price structures ordering intormallon Also ask about other Super-K products Model Industly Are Manufacturers & Major Brands DIstrIbutors Model Engines Kits Radios & Accessories Super-K o brand Kings Radio Control Hobbies International 3960 West 16th Ave Hialeah Florida 33012 Phone 305 557-2024 Electrics/Kopski Continued page 174 about 2 oz lls 12 oz average motor application will weigh about 7 oz Add ounce wiring etc power system will weigh 19-20 oz half total planned weight thus conforming Rule Thumb No 3 given last month three-channel radio small servos 250 mAh pack will about 7 oz leaves about 4027 13 oz everything else possible Yep Look photo fo Ken Stinsons ver sion Spectra choice Astro 2107 now discontinued suitable alter native no problem 8 x 4 Top Rite nylon prop six-cell pack three chan nels all-up weight about 38 oz5% below design goal wing 8 50 loading about 137 oz/sq ft Does power portion flight reach 5 mm least doesnt table predict 13-amp 90-watt operating condition combination Sharp arent Yes remember cur rent will drop somewhere around 10-15% flight Thats pretty close gotcha What about total flight time Since Ken flies plane part time glide typical flight 8-10 mm no lift Ken learned fly plane gen erally flies what can honestly called sport fashion have Thats its done Simple huh told earlier no magic involved remember weight very sensitive parameter determining resulting performance Electric Rule Thumb No puts ball park power cruisenot much perfor mance As example above make plane half less weight predicted rule ectric Elation will yours possible something go wrong such arithmetic correct plane still wont fly well Yes Remember rules thumb nominal planes example Kens plane has timehonored 12% flat-bottom section havent tried Im confident 8% fully-symmetrical 500 class airfoil just wouldnt work power level 75 watts could spent power system gross inefficiencysay some unimaginable 3-in prop 25000 rpm Ive seen could have relatively high wing loading sufficiently thin airfoil lots drag such Scale job speed required sustain lift would possible prop reasonable diame ter pitch estimated power Yes f work can make fly prove Electric doesnt work Thats Im writing youre reading MA series Thats folks really though feel has come together promised still say Next month Part 10 will wrap-up review sorts Well touch-up some thin areas look GLASS CLOTHO6 oz Lightest best coserleg glass clothO6 oz/sq yd Satisfied customers in49 States & 24 Countries DAN PARSONS PRODUCTS Dept 15 ft $2080. 30 ft $3660 38 wide Postage pd us & CanImmediate shipment Check MO. MasterCard & visa welcomed 11809 Fulme, NE Albuquerque NM 87111 505 296-2353 CUSTOM FOAM WINGS d TAILS CUSTOM SAILPLANE WINGS d TAILS SPRAY ADHESIVES FIBERGLASS FUSELAGES HI STARTS BALSA d PLYWOOD SEND 50W d IOSASE FOR INFO ESS BOX 437 LEMONT PA 16851 some most-often-asked questions Also Ill try include some photos information outstanding models have Electric Fly events past years construction article will follow sub sequent issue will some series supplements plan latter has fully developed expect sup plements will cover some selected subjects detail Examples could include such things basic electric power system mea surements suitable model designs new products emerge perhaps popular kit conversions Electric Along line have ideas supplements please send sug gestions have questions related previous installments please direct SASE au thor Bob Kopski 25 West End Dr Lan sdale PA 19446 Soaring Aips/Pruss Continued page 88 wondering anyone just might up Wednesday afternoon Helmut Hansruedi just laughed caught reactions Neil myself known about along trip because aeroclub Helmuts home town Bern up one-week holiday Twenty-eight fliers fain176 Model Aviation ~imiiirnP40CARDKIT FULL COLOR EXACT REPRODUCTION ow $500 REMEMBER HOW ~ONLYWELL THEY FLEW Spienial ellen iseladee sespes reosinleg baleen sat re pdoe Seed Ta ee fl Madeis PO Sea 2 mm ReeaISs MI 48886 UNIQUE NOSTALGIC GIFT SCALE DOCUMENTATION SCALE DRAWINGSMODEL PLANS PHOTOS BOOKS EPLA TECH 1984 AIRPLANE ON CATALOG48500 MC KENZIE HWY S3OOVIDA OREGON 97488 PUAW DIESELS Englands Finest 049 35 New low low prices Send $100 list Eric Clutton Rt 4 Box 1109C Edmond OK 73034 Very strong two-pieCO wifl Ares 23 lbs USE T-CRAFT 5/ WIRE Fell siac detailed plans PP$2500 Other superb giant-scaic plans tull size S PT-iS Oriadra KIorile$2800 toe- Farosas Mosquito Oaada$2400 80 Farnoan Mosqoito 40-SO Foor-seelsSt 700 Send sash check 0 moneYPlans sort relied UPS POST ords toPAID tornigo orders add 401s airmail desiredSerdIarrase brochures 0111 Taylorcratt plorr oterints ilies brought over 50 Sailpianes set up shop camp converting win tertime ski resort summertime Sailplaners paradise said myself Helmuts Hans idea practical joke what consider good time During lunch wine cheese learned Christian Ruch one-time ski instructor all-time Sailplane enthusiast now manager lodge first Switzerland use epoxy molds Sailplanes over dozen years back about same time decided convert lodge what experiencing Only hadnt seen yet also dining room converted full-blown workshop during summer months could make minor repairs entirely build scratch type models just seen Tables converted workbenches de lightful see seasoned modelers talking shop same modelers help ing youngster simple beginners kit Mr Ruch keeps resort open June through Septemberfor modelers Sep tember about 150 Europeans Austria France Italy Germany get together resort week fun flying no contests scheduled Its just place fly would ski feel like charge touch heavenin Augustwas 150 Swiss francs per week included bed three meals Back August less 75 dollars wind does blow dont have worry about direction because enough ridges slopes meet fickle breezes head After lunch hiked short distance action breezes flying wit nessed made want enlarge work bench sight 18-ft Scale Sailplane paralleling ridge rolling inverted whooshing just inches away ridge youre standing does get blood pumping thumbs twitduing Martin Bamert flew like Hes 20yearold lad Switzerland college student USA during school season flew DG-l00 finesse champion Pattern flier Hes recognized best flier ever Hahnen moospass after afternoon dis play left no doubt played ridgeflying invertedthe way tight rope walker glides along high wire During after noon squall line bumped its way through wind did couple 180-degree shifts too shifted side ridge other flew others landed too impressed performance As mentioned earlier site fly funmax fun Frequency control sign outlin sheet clipboard hangs outside lodge Thats extent managerial duties year mayor Adelboden told asked fliers display models school gymnasium folks could get glimpse what flies Hahnen moospass cable cars run middle summer As sidelight mayor townsfolk vote what thought best looking model Some body won Nobody remembers Thats extent competition Hah nenmoospass day ended too soon Young Martin Keller did get fly little three-meter plane Helmut Hans still smiling over surprise pulled us smiled too Back cable car going back down station looked back saw six gross seglers swoop valley majes tically rise tease edge ridge parking ramp decided problem thermal reaction Since no sign poor response elevator decided continue IS-mm flight finish roll film landing went flaw uneasy about roller-coaster flight main reason making another flight expose second roll film heat getting usually get high percentage good frames roll contained few quality pictures choppy flight ac counted slightly blurred photos best slides loaned FAA prints could made Dulles PR management Sharing slides May1984 177 continued down wonder rule books have pages SnapshotlHux Continued page 93 FLYING NEAR AIRPORTS BE CAREFUL PROTECT YOUR RIGHT TO FLY
Edition: Model Aviation - 1984/05
Page Numbers: 84, 85, 86, 87, 88, 176, 177
NO OCR TEXT THERES TYPE RC Soaring has received very little press Maybe its because events dont get posted anyones con cahits because over hour paved highaway Feet above about 6-mm some regi among majority Sailpianers fly fun have generically categor ized Sunday Fliers youre concerned about challenging wind rule book fly outflying hawks stop watch fly mood suits read Aboutyears ago aphoto ap Couth Af child palm look though enc boulder being lifted actually the bottom childs palm telepnoto lens narrow ridge offers easy access anothar tIne should wind shiftItyone just did al flew off oppo itos i-the-spc in\that app mple ick g hay made lope s flown same regular- -as Metricks Gentle Ladies clubs Saturday afteror noon fun-fly Shortly after picture se ched Martin Bamerts 16-100 dassic Sailplane pose flying site hour away planet earth 4 Soaring Swiss F3B team aboL question said type ot flown AIDS Im ever S summertime mewhere theyre flown Last summer right F3B World Ch York England rig else proportion up weight would over 20 unds What fake photo real Alps planes like first published Schlapfer dont see martin Bamerts 43-meter ing along slope invert dy Neil Liptak invited visit Hansruedi Included itinerary Hans set up course visit grossseglers flown day left flying site Wednesday After meeting Bern Helmut Wehren organizer annual Swiss modeling forum drove small village about 30 miles south-southeast Left Martin Bamert DG-100 youve seen color pictures model scratch-built skilled builder/flier no rules govern size can lift can fly Right Christian Schweizer Swiss full-scale aerobatics champion 1981 taking holiday daughter Its hard imagine better playground kidsand dadl Left No isnt photo 14-in clone Neil LiptakSailplane designer artist international playboystanding front bunch Two-Meter birds Its real kid examining grossseglers Martin Keller checks around Right Nobody right mind calls planes toysl represent craftsmanship its bestfull-scale construction techniques one-third size Gorgeous stuffl Bern called Adelboden Going short distance still took us over hournot just because winding roads also single-lane road about last 15 minutes trip posed some problems coming traffic Somewhere along drive men tioned too bad wasnt week end because thats flying takes place However Martin Keller young modeler Hans Stoll both trip former brought along small three-meter bird just case winds right ride continued out Adelboden about 15 minutes until came lower station cable cars ran up mountains point out sightliterally Very few cars parked station no tourists seen surprise see cable cars oper ation cable ran up ski lodge place called Hahnenmoospass winter skiing re sort some finest slopes Swit zerland Since cars running Hel mut figured lodge might open lunch group spread out three cable carsand up Hahnenmoospass went What place flying Sailplanes thought ran through head spent another 15 minutes way top cable run other thoughts too bad Wednesday Im sure watchmakers chocolate salesmen Swiss bankers dont take afternoon off way back home least couple probably own Sailplanes Well maybe young Martin will get fly birdif winds right As got off cable cars propped against wall three assembled grossseglers immediately identifiable PIK-21 about six meters span Around corner saw gent carrying five-meter Minamoa Next main en trance six Scale birds small est over four meters span Inside lodge five birds leaning against wall four othersall Scale models againwere against another wall Yet another wall another scale Mm amoa still others Scale models ranging over four meters nearly seven meters spanand taking up room weekend skiers whole scene looked like purposeful setup just drop jaws us flatlanders wasnt did wasnt poorly built bad looking model room Outside no fewer seven grossseglers air Imagine Continued page 176 Left Ridge runningSwiss style Martin Bamert tracks inverted DG-100 along ridge toward Neil Liptak latter can get photo Right isl Too bad pictures cant produce sound inverted Sailplane made whoosh like youve never heard Left The bathroom over Its also ski lodge during winter summer has facilities needed Soaring holiday lifetime including workshop What packagel Right arent flying work next project Thats what Martin Bamert doing Helmut Wehren Hanaruedi SchIapfer Hans Stoll take notes Workshop dining room during ski season 88 Model Aviation Its impound area static judging contestjust average large Sailplanes grosaseglermseen Hahnenmoospass 21 others assembled same time color photos Neil Liptak black-and-white photos Dan Pruss NOW THERES QUICK AND EASY WAY OF CLEANING YOUR MODEL CRAFTS Super-K Model Cleaner Removes fuel Residue dirt contact CUTS CLEANING TIME IN HALF Just spray model solvent wipe th soft cloth paper towel SIMPLE AS THAT Leaves craft showcase clean eWont harm Paints Coverings Dries Cleor fast Ulminales Woric cleanIng model SiTong Professional Quality formula Great any Model Craft Boats Rones Helicopters Cleans Gently Protects delicate model DEALERS WANTED DOMESTIC & OVERSEAS WE EXPORT Hurry Have product shelves time Christmas guaranteed top seller Sugg retail $550 per gallon Contact us price structures ordering intormallon Also ask about other Super-K products Model Industly Are Manufacturers & Major Brands DIstrIbutors Model Engines Kits Radios & Accessories Super-K o brand Kings Radio Control Hobbies International 3960 West 16th Ave Hialeah Florida 33012 Phone 305 557-2024 Electrics/Kopski Continued page 174 about 2 oz lls 12 oz average motor application will weigh about 7 oz Add ounce wiring etc power system will weigh 19-20 oz half total planned weight thus conforming Rule Thumb No 3 given last month three-channel radio small servos 250 mAh pack will about 7 oz leaves about 4027 13 oz everything else possible Yep Look photo fo Ken Stinsons ver sion Spectra choice Astro 2107 now discontinued suitable alter native no problem 8 x 4 Top Rite nylon prop six-cell pack three chan nels all-up weight about 38 oz5% below design goal wing 8 50 loading about 137 oz/sq ft Does power portion flight reach 5 mm least doesnt table predict 13-amp 90-watt operating condition combination Sharp arent Yes remember cur rent will drop somewhere around 10-15% flight Thats pretty close gotcha What about total flight time Since Ken flies plane part time glide typical flight 8-10 mm no lift Ken learned fly plane gen erally flies what can honestly called sport fashion have Thats its done Simple huh told earlier no magic involved remember weight very sensitive parameter determining resulting performance Electric Rule Thumb No puts ball park power cruisenot much perfor mance As example above make plane half less weight predicted rule ectric Elation will yours possible something go wrong such arithmetic correct plane still wont fly well Yes Remember rules thumb nominal planes example Kens plane has timehonored 12% flat-bottom section havent tried Im confident 8% fully-symmetrical 500 class airfoil just wouldnt work power level 75 watts could spent power system gross inefficiencysay some unimaginable 3-in prop 25000 rpm Ive seen could have relatively high wing loading sufficiently thin airfoil lots drag such Scale job speed required sustain lift would possible prop reasonable diame ter pitch estimated power Yes f work can make fly prove Electric doesnt work Thats Im writing youre reading MA series Thats folks really though feel has come together promised still say Next month Part 10 will wrap-up review sorts Well touch-up some thin areas look GLASS CLOTHO6 oz Lightest best coserleg glass clothO6 oz/sq yd Satisfied customers in49 States & 24 Countries DAN PARSONS PRODUCTS Dept 15 ft $2080. 30 ft $3660 38 wide Postage pd us & CanImmediate shipment Check MO. MasterCard & visa welcomed 11809 Fulme, NE Albuquerque NM 87111 505 296-2353 CUSTOM FOAM WINGS d TAILS CUSTOM SAILPLANE WINGS d TAILS SPRAY ADHESIVES FIBERGLASS FUSELAGES HI STARTS BALSA d PLYWOOD SEND 50W d IOSASE FOR INFO ESS BOX 437 LEMONT PA 16851 some most-often-asked questions Also Ill try include some photos information outstanding models have Electric Fly events past years construction article will follow sub sequent issue will some series supplements plan latter has fully developed expect sup plements will cover some selected subjects detail Examples could include such things basic electric power system mea surements suitable model designs new products emerge perhaps popular kit conversions Electric Along line have ideas supplements please send sug gestions have questions related previous installments please direct SASE au thor Bob Kopski 25 West End Dr Lan sdale PA 19446 Soaring Aips/Pruss Continued page 88 wondering anyone just might up Wednesday afternoon Helmut Hansruedi just laughed caught reactions Neil myself known about along trip because aeroclub Helmuts home town Bern up one-week holiday Twenty-eight fliers fain176 Model Aviation ~imiiirnP40CARDKIT FULL COLOR EXACT REPRODUCTION ow $500 REMEMBER HOW ~ONLYWELL THEY FLEW Spienial ellen iseladee sespes reosinleg baleen sat re pdoe Seed Ta ee fl Madeis PO Sea 2 mm ReeaISs MI 48886 UNIQUE NOSTALGIC GIFT SCALE DOCUMENTATION SCALE DRAWINGSMODEL PLANS PHOTOS BOOKS EPLA TECH 1984 AIRPLANE ON CATALOG48500 MC KENZIE HWY S3OOVIDA OREGON 97488 PUAW DIESELS Englands Finest 049 35 New low low prices Send $100 list Eric Clutton Rt 4 Box 1109C Edmond OK 73034 Very strong two-pieCO wifl Ares 23 lbs USE T-CRAFT 5/ WIRE Fell siac detailed plans PP$2500 Other superb giant-scaic plans tull size S PT-iS Oriadra KIorile$2800 toe- Farosas Mosquito Oaada$2400 80 Farnoan Mosqoito 40-SO Foor-seelsSt 700 Send sash check 0 moneYPlans sort relied UPS POST ords toPAID tornigo orders add 401s airmail desiredSerdIarrase brochures 0111 Taylorcratt plorr oterints ilies brought over 50 Sailpianes set up shop camp converting win tertime ski resort summertime Sailplaners paradise said myself Helmuts Hans idea practical joke what consider good time During lunch wine cheese learned Christian Ruch one-time ski instructor all-time Sailplane enthusiast now manager lodge first Switzerland use epoxy molds Sailplanes over dozen years back about same time decided convert lodge what experiencing Only hadnt seen yet also dining room converted full-blown workshop during summer months could make minor repairs entirely build scratch type models just seen Tables converted workbenches de lightful see seasoned modelers talking shop same modelers help ing youngster simple beginners kit Mr Ruch keeps resort open June through Septemberfor modelers Sep tember about 150 Europeans Austria France Italy Germany get together resort week fun flying no contests scheduled Its just place fly would ski feel like charge touch heavenin Augustwas 150 Swiss francs per week included bed three meals Back August less 75 dollars wind does blow dont have worry about direction because enough ridges slopes meet fickle breezes head After lunch hiked short distance action breezes flying wit nessed made want enlarge work bench sight 18-ft Scale Sailplane paralleling ridge rolling inverted whooshing just inches away ridge youre standing does get blood pumping thumbs twitduing Martin Bamert flew like Hes 20yearold lad Switzerland college student USA during school season flew DG-l00 finesse champion Pattern flier Hes recognized best flier ever Hahnen moospass after afternoon dis play left no doubt played ridgeflying invertedthe way tight rope walker glides along high wire During after noon squall line bumped its way through wind did couple 180-degree shifts too shifted side ridge other flew others landed too impressed performance As mentioned earlier site fly funmax fun Frequency control sign outlin sheet clipboard hangs outside lodge Thats extent managerial duties year mayor Adelboden told asked fliers display models school gymnasium folks could get glimpse what flies Hahnen moospass cable cars run middle summer As sidelight mayor townsfolk vote what thought best looking model Some body won Nobody remembers Thats extent competition Hah nenmoospass day ended too soon Young Martin Keller did get fly little three-meter plane Helmut Hans still smiling over surprise pulled us smiled too Back cable car going back down station looked back saw six gross seglers swoop valley majes tically rise tease edge ridge parking ramp decided problem thermal reaction Since no sign poor response elevator decided continue IS-mm flight finish roll film landing went flaw uneasy about roller-coaster flight main reason making another flight expose second roll film heat getting usually get high percentage good frames roll contained few quality pictures choppy flight ac counted slightly blurred photos best slides loaned FAA prints could made Dulles PR management Sharing slides May1984 177 continued down wonder rule books have pages SnapshotlHux Continued page 93 FLYING NEAR AIRPORTS BE CAREFUL PROTECT YOUR RIGHT TO FLY
Edition: Model Aviation - 1984/05
Page Numbers: 84, 85, 86, 87, 88, 176, 177
NO OCR TEXT THERES TYPE RC Soaring has received very little press Maybe its because events dont get posted anyones con cahits because over hour paved highaway Feet above about 6-mm some regi among majority Sailpianers fly fun have generically categor ized Sunday Fliers youre concerned about challenging wind rule book fly outflying hawks stop watch fly mood suits read Aboutyears ago aphoto ap Couth Af child palm look though enc boulder being lifted actually the bottom childs palm telepnoto lens narrow ridge offers easy access anothar tIne should wind shiftItyone just did al flew off oppo itos i-the-spc in\that app mple ick g hay made lope s flown same regular- -as Metricks Gentle Ladies clubs Saturday afteror noon fun-fly Shortly after picture se ched Martin Bamerts 16-100 dassic Sailplane pose flying site hour away planet earth 4 Soaring Swiss F3B team aboL question said type ot flown AIDS Im ever S summertime mewhere theyre flown Last summer right F3B World Ch York England rig else proportion up weight would over 20 unds What fake photo real Alps planes like first published Schlapfer dont see martin Bamerts 43-meter ing along slope invert dy Neil Liptak invited visit Hansruedi Included itinerary Hans set up course visit grossseglers flown day left flying site Wednesday After meeting Bern Helmut Wehren organizer annual Swiss modeling forum drove small village about 30 miles south-southeast Left Martin Bamert DG-100 youve seen color pictures model scratch-built skilled builder/flier no rules govern size can lift can fly Right Christian Schweizer Swiss full-scale aerobatics champion 1981 taking holiday daughter Its hard imagine better playground kidsand dadl Left No isnt photo 14-in clone Neil LiptakSailplane designer artist international playboystanding front bunch Two-Meter birds Its real kid examining grossseglers Martin Keller checks around Right Nobody right mind calls planes toysl represent craftsmanship its bestfull-scale construction techniques one-third size Gorgeous stuffl Bern called Adelboden Going short distance still took us over hournot just because winding roads also single-lane road about last 15 minutes trip posed some problems coming traffic Somewhere along drive men tioned too bad wasnt week end because thats flying takes place However Martin Keller young modeler Hans Stoll both trip former brought along small three-meter bird just case winds right ride continued out Adelboden about 15 minutes until came lower station cable cars ran up mountains point out sightliterally Very few cars parked station no tourists seen surprise see cable cars oper ation cable ran up ski lodge place called Hahnenmoospass winter skiing re sort some finest slopes Swit zerland Since cars running Hel mut figured lodge might open lunch group spread out three cable carsand up Hahnenmoospass went What place flying Sailplanes thought ran through head spent another 15 minutes way top cable run other thoughts too bad Wednesday Im sure watchmakers chocolate salesmen Swiss bankers dont take afternoon off way back home least couple probably own Sailplanes Well maybe young Martin will get fly birdif winds right As got off cable cars propped against wall three assembled grossseglers immediately identifiable PIK-21 about six meters span Around corner saw gent carrying five-meter Minamoa Next main en trance six Scale birds small est over four meters span Inside lodge five birds leaning against wall four othersall Scale models againwere against another wall Yet another wall another scale Mm amoa still others Scale models ranging over four meters nearly seven meters spanand taking up room weekend skiers whole scene looked like purposeful setup just drop jaws us flatlanders wasnt did wasnt poorly built bad looking model room Outside no fewer seven grossseglers air Imagine Continued page 176 Left Ridge runningSwiss style Martin Bamert tracks inverted DG-100 along ridge toward Neil Liptak latter can get photo Right isl Too bad pictures cant produce sound inverted Sailplane made whoosh like youve never heard Left The bathroom over Its also ski lodge during winter summer has facilities needed Soaring holiday lifetime including workshop What packagel Right arent flying work next project Thats what Martin Bamert doing Helmut Wehren Hanaruedi SchIapfer Hans Stoll take notes Workshop dining room during ski season 88 Model Aviation Its impound area static judging contestjust average large Sailplanes grosaseglermseen Hahnenmoospass 21 others assembled same time color photos Neil Liptak black-and-white photos Dan Pruss NOW THERES QUICK AND EASY WAY OF CLEANING YOUR MODEL CRAFTS Super-K Model Cleaner Removes fuel Residue dirt contact CUTS CLEANING TIME IN HALF Just spray model solvent wipe th soft cloth paper towel SIMPLE AS THAT Leaves craft showcase clean eWont harm Paints Coverings Dries Cleor fast Ulminales Woric cleanIng model SiTong Professional Quality formula Great any Model Craft Boats Rones Helicopters Cleans Gently Protects delicate model DEALERS WANTED DOMESTIC & OVERSEAS WE EXPORT Hurry Have product shelves time Christmas guaranteed top seller Sugg retail $550 per gallon Contact us price structures ordering intormallon Also ask about other Super-K products Model Industly Are Manufacturers & Major Brands DIstrIbutors Model Engines Kits Radios & Accessories Super-K o brand Kings Radio Control Hobbies International 3960 West 16th Ave Hialeah Florida 33012 Phone 305 557-2024 Electrics/Kopski Continued page 174 about 2 oz lls 12 oz average motor application will weigh about 7 oz Add ounce wiring etc power system will weigh 19-20 oz half total planned weight thus conforming Rule Thumb No 3 given last month three-channel radio small servos 250 mAh pack will about 7 oz leaves about 4027 13 oz everything else possible Yep Look photo fo Ken Stinsons ver sion Spectra choice Astro 2107 now discontinued suitable alter native no problem 8 x 4 Top Rite nylon prop six-cell pack three chan nels all-up weight about 38 oz5% below design goal wing 8 50 loading about 137 oz/sq ft Does power portion flight reach 5 mm least doesnt table predict 13-amp 90-watt operating condition combination Sharp arent Yes remember cur rent will drop somewhere around 10-15% flight Thats pretty close gotcha What about total flight time Since Ken flies plane part time glide typical flight 8-10 mm no lift Ken learned fly plane gen erally flies what can honestly called sport fashion have Thats its done Simple huh told earlier no magic involved remember weight very sensitive parameter determining resulting performance Electric Rule Thumb No puts ball park power cruisenot much perfor mance As example above make plane half less weight predicted rule ectric Elation will yours possible something go wrong such arithmetic correct plane still wont fly well Yes Remember rules thumb nominal planes example Kens plane has timehonored 12% flat-bottom section havent tried Im confident 8% fully-symmetrical 500 class airfoil just wouldnt work power level 75 watts could spent power system gross inefficiencysay some unimaginable 3-in prop 25000 rpm Ive seen could have relatively high wing loading sufficiently thin airfoil lots drag such Scale job speed required sustain lift would possible prop reasonable diame ter pitch estimated power Yes f work can make fly prove Electric doesnt work Thats Im writing youre reading MA series Thats folks really though feel has come together promised still say Next month Part 10 will wrap-up review sorts Well touch-up some thin areas look GLASS CLOTHO6 oz Lightest best coserleg glass clothO6 oz/sq yd Satisfied customers in49 States & 24 Countries DAN PARSONS PRODUCTS Dept 15 ft $2080. 30 ft $3660 38 wide Postage pd us & CanImmediate shipment Check MO. MasterCard & visa welcomed 11809 Fulme, NE Albuquerque NM 87111 505 296-2353 CUSTOM FOAM WINGS d TAILS CUSTOM SAILPLANE WINGS d TAILS SPRAY ADHESIVES FIBERGLASS FUSELAGES HI STARTS BALSA d PLYWOOD SEND 50W d IOSASE FOR INFO ESS BOX 437 LEMONT PA 16851 some most-often-asked questions Also Ill try include some photos information outstanding models have Electric Fly events past years construction article will follow sub sequent issue will some series supplements plan latter has fully developed expect sup plements will cover some selected subjects detail Examples could include such things basic electric power system mea surements suitable model designs new products emerge perhaps popular kit conversions Electric Along line have ideas supplements please send sug gestions have questions related previous installments please direct SASE au thor Bob Kopski 25 West End Dr Lan sdale PA 19446 Soaring Aips/Pruss Continued page 88 wondering anyone just might up Wednesday afternoon Helmut Hansruedi just laughed caught reactions Neil myself known about along trip because aeroclub Helmuts home town Bern up one-week holiday Twenty-eight fliers fain176 Model Aviation ~imiiirnP40CARDKIT FULL COLOR EXACT REPRODUCTION ow $500 REMEMBER HOW ~ONLYWELL THEY FLEW Spienial ellen iseladee sespes reosinleg baleen sat re pdoe Seed Ta ee fl Madeis PO Sea 2 mm ReeaISs MI 48886 UNIQUE NOSTALGIC GIFT SCALE DOCUMENTATION SCALE DRAWINGSMODEL PLANS PHOTOS BOOKS EPLA TECH 1984 AIRPLANE ON CATALOG48500 MC KENZIE HWY S3OOVIDA OREGON 97488 PUAW DIESELS Englands Finest 049 35 New low low prices Send $100 list Eric Clutton Rt 4 Box 1109C Edmond OK 73034 Very strong two-pieCO wifl Ares 23 lbs USE T-CRAFT 5/ WIRE Fell siac detailed plans PP$2500 Other superb giant-scaic plans tull size S PT-iS Oriadra KIorile$2800 toe- Farosas Mosquito Oaada$2400 80 Farnoan Mosqoito 40-SO Foor-seelsSt 700 Send sash check 0 moneYPlans sort relied UPS POST ords toPAID tornigo orders add 401s airmail desiredSerdIarrase brochures 0111 Taylorcratt plorr oterints ilies brought over 50 Sailpianes set up shop camp converting win tertime ski resort summertime Sailplaners paradise said myself Helmuts Hans idea practical joke what consider good time During lunch wine cheese learned Christian Ruch one-time ski instructor all-time Sailplane enthusiast now manager lodge first Switzerland use epoxy molds Sailplanes over dozen years back about same time decided convert lodge what experiencing Only hadnt seen yet also dining room converted full-blown workshop during summer months could make minor repairs entirely build scratch type models just seen Tables converted workbenches de lightful see seasoned modelers talking shop same modelers help ing youngster simple beginners kit Mr Ruch keeps resort open June through Septemberfor modelers Sep tember about 150 Europeans Austria France Italy Germany get together resort week fun flying no contests scheduled Its just place fly would ski feel like charge touch heavenin Augustwas 150 Swiss francs per week included bed three meals Back August less 75 dollars wind does blow dont have worry about direction because enough ridges slopes meet fickle breezes head After lunch hiked short distance action breezes flying wit nessed made want enlarge work bench sight 18-ft Scale Sailplane paralleling ridge rolling inverted whooshing just inches away ridge youre standing does get blood pumping thumbs twitduing Martin Bamert flew like Hes 20yearold lad Switzerland college student USA during school season flew DG-l00 finesse champion Pattern flier Hes recognized best flier ever Hahnen moospass after afternoon dis play left no doubt played ridgeflying invertedthe way tight rope walker glides along high wire During after noon squall line bumped its way through wind did couple 180-degree shifts too shifted side ridge other flew others landed too impressed performance As mentioned earlier site fly funmax fun Frequency control sign outlin sheet clipboard hangs outside lodge Thats extent managerial duties year mayor Adelboden told asked fliers display models school gymnasium folks could get glimpse what flies Hahnen moospass cable cars run middle summer As sidelight mayor townsfolk vote what thought best looking model Some body won Nobody remembers Thats extent competition Hah nenmoospass day ended too soon Young Martin Keller did get fly little three-meter plane Helmut Hans still smiling over surprise pulled us smiled too Back cable car going back down station looked back saw six gross seglers swoop valley majes tically rise tease edge ridge parking ramp decided problem thermal reaction Since no sign poor response elevator decided continue IS-mm flight finish roll film landing went flaw uneasy about roller-coaster flight main reason making another flight expose second roll film heat getting usually get high percentage good frames roll contained few quality pictures choppy flight ac counted slightly blurred photos best slides loaned FAA prints could made Dulles PR management Sharing slides May1984 177 continued down wonder rule books have pages SnapshotlHux Continued page 93 FLYING NEAR AIRPORTS BE CAREFUL PROTECT YOUR RIGHT TO FLY