DB Mathews 1yUL1i7 2&u icLiuz Last month tossed out rule-of-thumb method use loosely predict power requirements models particular attempting assess likelihood Jim Halls Super Kloud King flying Zenoah 445 twin Jims 18-foot model chord 3675 inches gives area 54 square feet sq ft 7900 square inches sq 90 pounds Super Kloud King would therefore have wing loading 26 ounces/sq ftnot heavy model such large size comparison full-scale Taylor E2 Cub has wing loading 70 ounces per sq ft very light full-scale aircraft Now power question dividing 7900 sq area model 250300 factor indicates model would fly well 316 cu power 250 26 Eight Cox 010 engines power Dan Waltons 72-inch Hughes cu 300 flying boat Highly successful unorthodox project doesnt really surprise Id bet Super Kloud King would fly Zenhoa 45 27 cu 90 cubic centimeter cc 54 cu x 85% cu twin should enough considering 85% allowance factor smallish twins displacement wing area number would 175 proven Bill Cohens Paso Robles CA experience 14-foot Sal Taibi Powerhouse Quadra 35 would lift monster almost idle very difficult land power Both models likely overpowered relative intended use Powerhouses area 4704 sq its weight 25 pounds used nine large rolls MonoKote 20 bottles Jet CyA cyanoacrylate Using calculations Powerhouse should need 15 cu power Quadra would 21 cu no need whatsoever reduction drive Halls project some efficiency loss frontal area/propeller arc likely plus Jims health has allowed test flight time writing anticipate will fly well does will let know Another Case received letter someone will leave him anonymous built Berkeley Brigadier ancient February 1999 49 Berkeley Brigadier RC conversion published author 1977 delight powered Enya 09 terror 35 Bill Cohen Bob Longstreets 14-foot Taibi Powerhouse Ontario Canada Model Supply Commando Frank Kastory Quadra 35 engine proved excessive power Text explains two-channel 1/2A Texaco model 359 square inches 049 Gasoline Check Valve Great Smoke Systems Flow Direction Only Made fuel proof Nylon Check Valve excellent use Gas Kerosene Smoke Oil Diesel Glow Fuel Gasoline Check Valve may used application requires way valve Gasoline Check Valve may used smoke systems fuel systems require maintenance tank pressure Gasoline Check Valve Product No FOR 150 Size 1/16 inch ID Price $495 FOURMOST PRODUCTS Look other great producta Fourmost neareat hobby dealer direct orders include $1 00 Shipping -404024th Avenue Forest Grove OR 97116 construction article November 1977 Model Airplane News almost uncontrollable climb takeoff trim full down elevator maintain level flight forgotten details design check article Bngadier spanned 56 inches area 450 sq weighed 32 ounces 10 ounces per sq ft powered Enya 09 drawings state engine 09 35 using 250 sq per 10 cu power ratio 15 would okay later learued Old-Timer models small size dont respond rule OS Max 15 builder using badly overpowered Brigadier model 450 sq will fly 049 model doesnt weigh much 24 ounces weight Doubt Look size popular t/2A Radio Control Texaco designs average 300-3 50 sq stock Black Widow engine 6 x 3 propeller climb like rockets reason competition fliers event overpropeller avoid having model climb out sight OOS prolong engine runs allowed full stock tank fuel could redo power call Brigadier Id recommend lcc-lScc 0609 cu time published 1cc engines imported diesels now several wonderful glow power plants size available Back sure structure could handle power 15 didnt understand dynamics involved live learn solution taming Brigadiers wild flying manners would install smaller engine Barring add downthrust least 50 perhaps 40 already included design should correct nose-up attitude problem does try oversize-diameter propeller reduced pitch know can use throttle difficult avoid automatically advancing throttle wide open Andy Clancy says yotz covaing job lots ea ad fasta w new irxoved Easytex covatng Youi yoti best-looki-ig covaitg job eer bU witioil k work Easytex strong iewsstal d looks great afta faits Easytex Ightest fiijxoc4 adeve-baoked iron-on t*iic covarig avatatle 22 cckrs ottoose front Easytex looks Ike re airplane covenng golden age cI aviation Most colors cost just $1375 28 x 79 rol -lhat 16% mae cover rigthanywgetfroma llonokoteroIEasytexisltieoovaingluse Lazy Beee Sm D Eveqwheiwl Get oriy plane See Mght Day Insicla Owl Lard Snc Sea s skrIy nothktg flies quite Ike Bee Thm wilor nilld.Bees never get boring longwklged Bees great b scrig have $10 video belee mwt seel Hobby Stores & Okibs weI send free12 I. -SI LAZY BEE 48 WING.$69 LAZY BEE SPECIAL 50.$84 3wdsdforLazy3cIdUpwdyDee41L ClancyAvlatlon LAZY BEE 40 AZY BEE SPECIAL 40.$74tIadngThtBiomttee LAZY BEE 60.$109 SPEEDYBEE4OMidwing.$84 m41OUiuIqMPO8ox4125 BIG BEE 72 WING.$119 saAZB52ll-4125 50 Model Aviation ARE THE BEST manufacture ower II fine scale radial blend okltvorkl ship high teThnblbgy rnbination produces engines e powerful realiable leserve very best fine scale radial engine Technopower H Three five seven niri6 cylinder engines 1/6 1/5 scale TECHNOPOWER II INC 610 North Street Chagrin Falls OH 44022 phone 440 564-9787 http//wwwtechnopowercom Complete brochure US $300 other $500 & MC Accepted 9 cylinder C Series 73 Ounces ubic Inches Coming soon.Big Bee wit tiAilerons takeoffs isnt instance 35 result going nearly uncontrollable takeoff terrifyingly steep climb until can throttle back Once /2 throttle less Brigadier would delight overpower poor thing first place should fly its wing propeller Different Route Dan Walton Wichita locally renowned successfully developing way-out model projects inquisitive mind combined excellent craftsmanship sound principles has produced multiengine Electric Indoor Scale RC autogiros ornithopters mini Indoor RC etc Dans latest model slightly out rut Hughes Spruce Goose eight Cox Tee Dee 010 engines project flown SMALL fun-fly Maumelle AK IMAA International Miniature Aircraft Association Jumbo Wichita during summer 1998 Its incredible project Goose spans 72 inches very light two pounds dry flown three-channel no throttles using micro radio system Dans Free Flight experience shows open framework careful material selections hence light wing loading eight ounces per sq ft Covering silver MonoKote metal engine nacelles sections salvaged thin-walled RC helicopter tailbooms Dan explains comment end results several attempts autorotation Comparing Gooses parameters Brigadiers might enlightening after eight 01 cu engines about same displacement 09 cu engine Brigadier has similar wing area loading 10 ounces per footcompared Gooses eight ounces per sq ftand comparably poweredat least cubic inches point Im guessing cant think way prove anything seems eight screaming Tee Dee 01 cu power plants would fly Dans model better 09 engine figures really model two 40 two-strokes will outperform single 80 engineer friends speculate has several factors least propeller arc 40s would run well lOx 6 propellers 80 sure wouldnt 20 x 6 Dan has starting engines down ballet fired up tiny selfdesigned electric starter sequence starting left outboard unit start right up continue running no needle-fiddling Spruce Goose climbs out hand very little push landed least five engines still running Asymmetrical thrust isnt much problem perhaps because huge vertical fin area prototype Performance sound air truly something behold So What Somehow previous column have violated cardinal rules dont toss around bunch numbers make look though youre trying impress someone aim illustrate useful point interrelation between factor obtained dividing models wing area 10 cu models performance envelope Admittedly very simplistic other factors Nonetheless factor significant use often 250 adequate slow light trainers Old-Timers 125-150 good sport pattern 100 good competition Pattern limit low factor can wild vertical performance matter courage New Year should hands begin new year Have noticed will first time since 1888 year will include three-number set new years wish ever joy socializing fellow modelers Its going great year fly fun P9 P9 0 P9 0 0 P9 P9 0 0 P9 0 tR ~ kr ~ 00 o 0~ 0 000 0000000 February 1999 51 9 0 0 0 I1 WV II WV WV P9 0 -i P9 New Toll Free Number 888-790-8577 hing small taking wing Mud Duck Aviation 7118 Westmoreland Dr Warrenton VA 20187 WWWcaseynetcom/mudduckcchipIeycitizeninfi net
Edition: Model Aviation - 1999/02
Page Numbers: 49, 50, 51
Edition: Model Aviation - 1999/02
Page Numbers: 49, 50, 51
DB Mathews 1yUL1i7 2&u icLiuz Last month tossed out rule-of-thumb method use loosely predict power requirements models particular attempting assess likelihood Jim Halls Super Kloud King flying Zenoah 445 twin Jims 18-foot model chord 3675 inches gives area 54 square feet sq ft 7900 square inches sq 90 pounds Super Kloud King would therefore have wing loading 26 ounces/sq ftnot heavy model such large size comparison full-scale Taylor E2 Cub has wing loading 70 ounces per sq ft very light full-scale aircraft Now power question dividing 7900 sq area model 250300 factor indicates model would fly well 316 cu power 250 26 Eight Cox 010 engines power Dan Waltons 72-inch Hughes cu 300 flying boat Highly successful unorthodox project doesnt really surprise Id bet Super Kloud King would fly Zenhoa 45 27 cu 90 cubic centimeter cc 54 cu x 85% cu twin should enough considering 85% allowance factor smallish twins displacement wing area number would 175 proven Bill Cohens Paso Robles CA experience 14-foot Sal Taibi Powerhouse Quadra 35 would lift monster almost idle very difficult land power Both models likely overpowered relative intended use Powerhouses area 4704 sq its weight 25 pounds used nine large rolls MonoKote 20 bottles Jet CyA cyanoacrylate Using calculations Powerhouse should need 15 cu power Quadra would 21 cu no need whatsoever reduction drive Halls project some efficiency loss frontal area/propeller arc likely plus Jims health has allowed test flight time writing anticipate will fly well does will let know Another Case received letter someone will leave him anonymous built Berkeley Brigadier ancient February 1999 49 Berkeley Brigadier RC conversion published author 1977 delight powered Enya 09 terror 35 Bill Cohen Bob Longstreets 14-foot Taibi Powerhouse Ontario Canada Model Supply Commando Frank Kastory Quadra 35 engine proved excessive power Text explains two-channel 1/2A Texaco model 359 square inches 049 Gasoline Check Valve Great Smoke Systems Flow Direction Only Made fuel proof Nylon Check Valve excellent use Gas Kerosene Smoke Oil Diesel Glow Fuel Gasoline Check Valve may used application requires way valve Gasoline Check Valve may used smoke systems fuel systems require maintenance tank pressure Gasoline Check Valve Product No FOR 150 Size 1/16 inch ID Price $495 FOURMOST PRODUCTS Look other great producta Fourmost neareat hobby dealer direct orders include $1 00 Shipping -404024th Avenue Forest Grove OR 97116 construction article November 1977 Model Airplane News almost uncontrollable climb takeoff trim full down elevator maintain level flight forgotten details design check article Bngadier spanned 56 inches area 450 sq weighed 32 ounces 10 ounces per sq ft powered Enya 09 drawings state engine 09 35 using 250 sq per 10 cu power ratio 15 would okay later learued Old-Timer models small size dont respond rule OS Max 15 builder using badly overpowered Brigadier model 450 sq will fly 049 model doesnt weigh much 24 ounces weight Doubt Look size popular t/2A Radio Control Texaco designs average 300-3 50 sq stock Black Widow engine 6 x 3 propeller climb like rockets reason competition fliers event overpropeller avoid having model climb out sight OOS prolong engine runs allowed full stock tank fuel could redo power call Brigadier Id recommend lcc-lScc 0609 cu time published 1cc engines imported diesels now several wonderful glow power plants size available Back sure structure could handle power 15 didnt understand dynamics involved live learn solution taming Brigadiers wild flying manners would install smaller engine Barring add downthrust least 50 perhaps 40 already included design should correct nose-up attitude problem does try oversize-diameter propeller reduced pitch know can use throttle difficult avoid automatically advancing throttle wide open Andy Clancy says yotz covaing job lots ea ad fasta w new irxoved Easytex covatng Youi yoti best-looki-ig covaitg job eer bU witioil k work Easytex strong iewsstal d looks great afta faits Easytex Ightest fiijxoc4 adeve-baoked iron-on t*iic covarig avatatle 22 cckrs ottoose front Easytex looks Ike re airplane covenng golden age cI aviation Most colors cost just $1375 28 x 79 rol -lhat 16% mae cover rigthanywgetfroma llonokoteroIEasytexisltieoovaingluse Lazy Beee Sm D Eveqwheiwl Get oriy plane See Mght Day Insicla Owl Lard Snc Sea s skrIy nothktg flies quite Ike Bee Thm wilor nilld.Bees never get boring longwklged Bees great b scrig have $10 video belee mwt seel Hobby Stores & Okibs weI send free12 I. -SI LAZY BEE 48 WING.$69 LAZY BEE SPECIAL 50.$84 3wdsdforLazy3cIdUpwdyDee41L ClancyAvlatlon LAZY BEE 40 AZY BEE SPECIAL 40.$74tIadngThtBiomttee LAZY BEE 60.$109 SPEEDYBEE4OMidwing.$84 m41OUiuIqMPO8ox4125 BIG BEE 72 WING.$119 saAZB52ll-4125 50 Model Aviation ARE THE BEST manufacture ower II fine scale radial blend okltvorkl ship high teThnblbgy rnbination produces engines e powerful realiable leserve very best fine scale radial engine Technopower H Three five seven niri6 cylinder engines 1/6 1/5 scale TECHNOPOWER II INC 610 North Street Chagrin Falls OH 44022 phone 440 564-9787 http//wwwtechnopowercom Complete brochure US $300 other $500 & MC Accepted 9 cylinder C Series 73 Ounces ubic Inches Coming soon.Big Bee wit tiAilerons takeoffs isnt instance 35 result going nearly uncontrollable takeoff terrifyingly steep climb until can throttle back Once /2 throttle less Brigadier would delight overpower poor thing first place should fly its wing propeller Different Route Dan Walton Wichita locally renowned successfully developing way-out model projects inquisitive mind combined excellent craftsmanship sound principles has produced multiengine Electric Indoor Scale RC autogiros ornithopters mini Indoor RC etc Dans latest model slightly out rut Hughes Spruce Goose eight Cox Tee Dee 010 engines project flown SMALL fun-fly Maumelle AK IMAA International Miniature Aircraft Association Jumbo Wichita during summer 1998 Its incredible project Goose spans 72 inches very light two pounds dry flown three-channel no throttles using micro radio system Dans Free Flight experience shows open framework careful material selections hence light wing loading eight ounces per sq ft Covering silver MonoKote metal engine nacelles sections salvaged thin-walled RC helicopter tailbooms Dan explains comment end results several attempts autorotation Comparing Gooses parameters Brigadiers might enlightening after eight 01 cu engines about same displacement 09 cu engine Brigadier has similar wing area loading 10 ounces per footcompared Gooses eight ounces per sq ftand comparably poweredat least cubic inches point Im guessing cant think way prove anything seems eight screaming Tee Dee 01 cu power plants would fly Dans model better 09 engine figures really model two 40 two-strokes will outperform single 80 engineer friends speculate has several factors least propeller arc 40s would run well lOx 6 propellers 80 sure wouldnt 20 x 6 Dan has starting engines down ballet fired up tiny selfdesigned electric starter sequence starting left outboard unit start right up continue running no needle-fiddling Spruce Goose climbs out hand very little push landed least five engines still running Asymmetrical thrust isnt much problem perhaps because huge vertical fin area prototype Performance sound air truly something behold So What Somehow previous column have violated cardinal rules dont toss around bunch numbers make look though youre trying impress someone aim illustrate useful point interrelation between factor obtained dividing models wing area 10 cu models performance envelope Admittedly very simplistic other factors Nonetheless factor significant use often 250 adequate slow light trainers Old-Timers 125-150 good sport pattern 100 good competition Pattern limit low factor can wild vertical performance matter courage New Year should hands begin new year Have noticed will first time since 1888 year will include three-number set new years wish ever joy socializing fellow modelers Its going great year fly fun P9 P9 0 P9 0 0 P9 P9 0 0 P9 0 tR ~ kr ~ 00 o 0~ 0 000 0000000 February 1999 51 9 0 0 0 I1 WV II WV WV P9 0 -i P9 New Toll Free Number 888-790-8577 hing small taking wing Mud Duck Aviation 7118 Westmoreland Dr Warrenton VA 20187 WWWcaseynetcom/mudduckcchipIeycitizeninfi net
Edition: Model Aviation - 1999/02
Page Numbers: 49, 50, 51
DB Mathews 1yUL1i7 2&u icLiuz Last month tossed out rule-of-thumb method use loosely predict power requirements models particular attempting assess likelihood Jim Halls Super Kloud King flying Zenoah 445 twin Jims 18-foot model chord 3675 inches gives area 54 square feet sq ft 7900 square inches sq 90 pounds Super Kloud King would therefore have wing loading 26 ounces/sq ftnot heavy model such large size comparison full-scale Taylor E2 Cub has wing loading 70 ounces per sq ft very light full-scale aircraft Now power question dividing 7900 sq area model 250300 factor indicates model would fly well 316 cu power 250 26 Eight Cox 010 engines power Dan Waltons 72-inch Hughes cu 300 flying boat Highly successful unorthodox project doesnt really surprise Id bet Super Kloud King would fly Zenhoa 45 27 cu 90 cubic centimeter cc 54 cu x 85% cu twin should enough considering 85% allowance factor smallish twins displacement wing area number would 175 proven Bill Cohens Paso Robles CA experience 14-foot Sal Taibi Powerhouse Quadra 35 would lift monster almost idle very difficult land power Both models likely overpowered relative intended use Powerhouses area 4704 sq its weight 25 pounds used nine large rolls MonoKote 20 bottles Jet CyA cyanoacrylate Using calculations Powerhouse should need 15 cu power Quadra would 21 cu no need whatsoever reduction drive Halls project some efficiency loss frontal area/propeller arc likely plus Jims health has allowed test flight time writing anticipate will fly well does will let know Another Case received letter someone will leave him anonymous built Berkeley Brigadier ancient February 1999 49 Berkeley Brigadier RC conversion published author 1977 delight powered Enya 09 terror 35 Bill Cohen Bob Longstreets 14-foot Taibi Powerhouse Ontario Canada Model Supply Commando Frank Kastory Quadra 35 engine proved excessive power Text explains two-channel 1/2A Texaco model 359 square inches 049 Gasoline Check Valve Great Smoke Systems Flow Direction Only Made fuel proof Nylon Check Valve excellent use Gas Kerosene Smoke Oil Diesel Glow Fuel Gasoline Check Valve may used application requires way valve Gasoline Check Valve may used smoke systems fuel systems require maintenance tank pressure Gasoline Check Valve Product No FOR 150 Size 1/16 inch ID Price $495 FOURMOST PRODUCTS Look other great producta Fourmost neareat hobby dealer direct orders include $1 00 Shipping -404024th Avenue Forest Grove OR 97116 construction article November 1977 Model Airplane News almost uncontrollable climb takeoff trim full down elevator maintain level flight forgotten details design check article Bngadier spanned 56 inches area 450 sq weighed 32 ounces 10 ounces per sq ft powered Enya 09 drawings state engine 09 35 using 250 sq per 10 cu power ratio 15 would okay later learued Old-Timer models small size dont respond rule OS Max 15 builder using badly overpowered Brigadier model 450 sq will fly 049 model doesnt weigh much 24 ounces weight Doubt Look size popular t/2A Radio Control Texaco designs average 300-3 50 sq stock Black Widow engine 6 x 3 propeller climb like rockets reason competition fliers event overpropeller avoid having model climb out sight OOS prolong engine runs allowed full stock tank fuel could redo power call Brigadier Id recommend lcc-lScc 0609 cu time published 1cc engines imported diesels now several wonderful glow power plants size available Back sure structure could handle power 15 didnt understand dynamics involved live learn solution taming Brigadiers wild flying manners would install smaller engine Barring add downthrust least 50 perhaps 40 already included design should correct nose-up attitude problem does try oversize-diameter propeller reduced pitch know can use throttle difficult avoid automatically advancing throttle wide open Andy Clancy says yotz covaing job lots ea ad fasta w new irxoved Easytex covatng Youi yoti best-looki-ig covaitg job eer bU witioil k work Easytex strong iewsstal d looks great afta faits Easytex Ightest fiijxoc4 adeve-baoked iron-on t*iic covarig avatatle 22 cckrs ottoose front Easytex looks Ike re airplane covenng golden age cI aviation Most colors cost just $1375 28 x 79 rol -lhat 16% mae cover rigthanywgetfroma llonokoteroIEasytexisltieoovaingluse Lazy Beee Sm D Eveqwheiwl Get oriy plane See Mght Day Insicla Owl Lard Snc Sea s skrIy nothktg flies quite Ike Bee Thm wilor nilld.Bees never get boring longwklged Bees great b scrig have $10 video belee mwt seel Hobby Stores & Okibs weI send free12 I. -SI LAZY BEE 48 WING.$69 LAZY BEE SPECIAL 50.$84 3wdsdforLazy3cIdUpwdyDee41L ClancyAvlatlon LAZY BEE 40 AZY BEE SPECIAL 40.$74tIadngThtBiomttee LAZY BEE 60.$109 SPEEDYBEE4OMidwing.$84 m41OUiuIqMPO8ox4125 BIG BEE 72 WING.$119 saAZB52ll-4125 50 Model Aviation ARE THE BEST manufacture ower II fine scale radial blend okltvorkl ship high teThnblbgy rnbination produces engines e powerful realiable leserve very best fine scale radial engine Technopower H Three five seven niri6 cylinder engines 1/6 1/5 scale TECHNOPOWER II INC 610 North Street Chagrin Falls OH 44022 phone 440 564-9787 http//wwwtechnopowercom Complete brochure US $300 other $500 & MC Accepted 9 cylinder C Series 73 Ounces ubic Inches Coming soon.Big Bee wit tiAilerons takeoffs isnt instance 35 result going nearly uncontrollable takeoff terrifyingly steep climb until can throttle back Once /2 throttle less Brigadier would delight overpower poor thing first place should fly its wing propeller Different Route Dan Walton Wichita locally renowned successfully developing way-out model projects inquisitive mind combined excellent craftsmanship sound principles has produced multiengine Electric Indoor Scale RC autogiros ornithopters mini Indoor RC etc Dans latest model slightly out rut Hughes Spruce Goose eight Cox Tee Dee 010 engines project flown SMALL fun-fly Maumelle AK IMAA International Miniature Aircraft Association Jumbo Wichita during summer 1998 Its incredible project Goose spans 72 inches very light two pounds dry flown three-channel no throttles using micro radio system Dans Free Flight experience shows open framework careful material selections hence light wing loading eight ounces per sq ft Covering silver MonoKote metal engine nacelles sections salvaged thin-walled RC helicopter tailbooms Dan explains comment end results several attempts autorotation Comparing Gooses parameters Brigadiers might enlightening after eight 01 cu engines about same displacement 09 cu engine Brigadier has similar wing area loading 10 ounces per footcompared Gooses eight ounces per sq ftand comparably poweredat least cubic inches point Im guessing cant think way prove anything seems eight screaming Tee Dee 01 cu power plants would fly Dans model better 09 engine figures really model two 40 two-strokes will outperform single 80 engineer friends speculate has several factors least propeller arc 40s would run well lOx 6 propellers 80 sure wouldnt 20 x 6 Dan has starting engines down ballet fired up tiny selfdesigned electric starter sequence starting left outboard unit start right up continue running no needle-fiddling Spruce Goose climbs out hand very little push landed least five engines still running Asymmetrical thrust isnt much problem perhaps because huge vertical fin area prototype Performance sound air truly something behold So What Somehow previous column have violated cardinal rules dont toss around bunch numbers make look though youre trying impress someone aim illustrate useful point interrelation between factor obtained dividing models wing area 10 cu models performance envelope Admittedly very simplistic other factors Nonetheless factor significant use often 250 adequate slow light trainers Old-Timers 125-150 good sport pattern 100 good competition Pattern limit low factor can wild vertical performance matter courage New Year should hands begin new year Have noticed will first time since 1888 year will include three-number set new years wish ever joy socializing fellow modelers Its going great year fly fun P9 P9 0 P9 0 0 P9 P9 0 0 P9 0 tR ~ kr ~ 00 o 0~ 0 000 0000000 February 1999 51 9 0 0 0 I1 WV II WV WV P9 0 -i P9 New Toll Free Number 888-790-8577 hing small taking wing Mud Duck Aviation 7118 Westmoreland Dr Warrenton VA 20187 WWWcaseynetcom/mudduckcchipIeycitizeninfi net
