NO OCR TEXT NO OCR TEXT NO OCR TEXT NO OCR TEXT ismorethesetoffull-size og sport-tncomplete instru iso ththeius no guessv comes toequipr ost-ready-to-coverinstaliation ass planes could ever hope findAnd ew Real model planemake vtau cxwstruction withguessi out its peifwance ion 0 iension Onelookatthekitand youll know its kind pre-built proud put ourThis no pre-printed cookie-cutter model name onso youll covering Vector Vectors precision-assembled balsa-material choose colors and-ply fuselage balsa-sheeted foam winglike best accurately cut balsa tall surfaces add l-and-stick window decals up same kind smooth predictableincluded plus help out some design performance practical repairabilitysuggestions make things easieL youd expect model youd carefully Vector local dealers built yourselfsoon Its got difference hard partseverything CARL GOLDBERG already donecould ask MOOELS INC Real plans __in sport tralner Plus its kind pre-built youll Unlike pre-builts Vector comes proud put name too HAS MOVED INTO LARGER QUARTERS 21658 Cloud Way Hayward CA 94545 CAL 415 783-4868 Out CAL 800 482-8683 Blue Max hang around necks Dis tinguished Service Medals awarded several deserving individuals fore among great Earl Stahl also awarded honorary rank colonel FAC Earl noted 50th niversary Scale events AMA Nats first 15 entries won Henry Struck Trophies given out days events nearly 50 nated door prizes went lucky contestants good time Post-banquet parties went until after midnight everyone up crack dawn miss minute Sundays fun single person attending saw differ ent FAC Nats Im sure just too much happening us take Still scenes riveted everyones attention shared pauses vintage planes museum landed took off grass strip middle field magnificent radial roar return B17 air show during barbecue Sunday night certainly moment ignored Whenever Don Srull flew Electric Do-X 12 props churning up air flying stopped jaws dropped Dennis Normans four-engined Lancaster never took air eyes trained upon Dave Rees drew crowds test ing Northrop Flying Wing despite fact never flew very far due launch ing difficulties Another flying wing Vance Gilbert flew very well indeedand saw airplane turn around chase him will always remember Vances immortal Frankensteinian cry Hey dont hit Im made Drawing shouts approval parts field too Joe Barishs flight over three minutes VL-powered Fair child 91 seaplane Srulls long Voisin ca nard ffights things no missed Around perimeter sideshows ranging Easy Built Mod els van selling arcane transmissions Thirtiessix motors driving pro pellerto Stu Meyers Space-Age elec tronic torque meter close enough could hear lovely song Bob Weatherells Earl Stahl-trophy-winning DH Dragon twin-engined biplane synchronized CO2 motors Beautiful Jim Moseleys T-shirt proclaimed ex-wife hates model air planes Mac Mciunkin spent much time conducting informal seminars jet power using CO2 Bell X-l setup illustra tion Tom Arnold came way California oniy have full-size PT-23 taxi over model winder ffiers showing off laser-cut walnut tro phies Otto Kuhnis fine artwork FAC silver belt buckles sent Pat Daily Philippines Others flashed Continued page 174 92 Model Aviation proud announce TATONE PRODUCTS CORPORATION has acquired CB ASSOCIATES PRESIDENT TATONE PRODUCTS CORP4 F-100 SUPERSABER 67 L x 54 WS tanks dive brake4 9 Channel optional drop28 oz Wing Load Available AprIl 88832 sq area $32500 1/86 Scale F-20 TIGERSHARK70 L x 48 WS 5 Channel z Wing Load 712 sq area $28900 1/8 Scale SAAB AJ37 VIGGEN optional Canard tiaps 64 Lx 45 WS 5 6 Channel z Wing Load 895 sq area $32900 1/95 Scale VIDEO $1995 $200 Kit Info ____ & Dealer List CANARDSI SOL Quickie $7495 4 OH 5 ENG SCL $9995Canard Trainer $4495 4-5CHS4OENG4CH 35-45ENG Made USA Modelers Modelers US Foreign Dealers/Oistributors Wanted Cressline Model Products Ltd. W23a Nieso 8USSC RD WAUKESHA WI 53188 414 548-3792 what its like spot responsible scoring match scores would probably accurate given semiwilling group draftee judges Part Combat fliers genetic makeup something makes him want fly rules other ones force current FM rules mandate 4mm venturi restrictor 10%-nitro fuel So now have Outlaw FM Combat no venturi fuel restrictions Un fortunately Nelson 15 still dominant both categories entrants using Nelsons must use 4mm restrictor low nitro fuel Fox 15 open venturi 50%nitro fuel close match Nelson other engines like Cox Conquest Su pertigre might think its guys Nd sons promoting form FM fact its just opposite guys big vestment Nelsons also have lot engines old days want able use being disadvantageand besides theyre lot expendable $175 Nelson Effectively will mean non-Nelson Outlaw contests except Nationals team trials theyre two real FM meets USA anyway gets back whether need advantage beat someone did beat because superior skill ability through technology Most us would take wm way can get show town Thats about Fast Combat engines unless have machinist friend can rework some other engines market Duke Fox offers new Combat Special Mark VI fur $80 directly fac tory can order phone calling 501/6461656 having Visa Mastercard handy sounds like lot moneyuntil start building engine new liner piston bearings crank etc engine supplied Duke good enough win contests properly broken handied care dont have anything engine except run awhile bench put plane very rigid en gine mount dont want stocker can thing cleaning out burrs replacing half engine parts go again Ive seen several recent examples welltreated totally stock engines ran really well will probably last several seasons no problems after couple easy runs bench cant make engine run full revs entire bladder fuel constant setting youre ready put planebecause will same thing air Get some good bladder tub ing remote needie assembly above use good 40%-nitro fuel recommended Duke cant fit engine hand youll have let fit itselfa process takes both time bench running rich eventually max imum rpm full-lean setting tank after tank fuel CL Navy Carrier/Perry Continued page 73 light have potential good perform ance cant expect take out box win two other engines have better potential winning performance Indeed majority successful competitors use other first K&B 58 avail able direct K&B Manufacturing 12152 Woodruff Ave Downey CA 90241 other option Tune-Hill conversion 05 40 FSR engine has replaced newer designs still available used market few dealer shelves Vic Gamer 2240 Third Street Livermore CA 94550 has parts needed conversion should able discuss possibility con verting newer OS 40s 36 size requlred likely avenue success mini mum effort probably K&B 58 FAC Nats/Warner Continued page 92 participant badges featuring ta mous Pinkham mug 200 colored meets art director Bill Ceresa jumbo Taylorcraft floatplane drops float 50 ft just continues flying Walt Eggerts 24-in -span SE 5 Jack McGiflivrays 37A-in-span Sea Hornet lit erally float Either could flown doors ht Leon Bennett pulls entire rudder off geared Cor sair flight improves debate rages over whether early airplane no markings should get zero markings category full points because its scale accuracy modeler unpacks finds hes left rubbber winder home several hundreds miles away neighbor comes rescue Two guys reminisce about see ing Hindenberg Graf Zeppelin youth Scott Kogut Junior grins ear ear upon return chas ing after results year mod eling experiencea French Pottier Peanut Someone remarks large number Cessnas fieldmainly AWs Airmasters CR-3 racers Hes right must several dozen Someone else notes multiple-engined ships going new wave modeling due increase electric minimotor availability Fernando Ramos Model Builders FF Scale columnist returns frustrating bout balky diesel kept him qualifying outstanding Sopwith Triplane An excited modeler jumps up down gesticulating wildly tri-motored Rubber biplane Boeing breaks minute first timea rite passage Joyous whoops encouragement common place modelers celebrate others successes own Earl Stahl mentions modelers plane really made nice flight modeler has re ceived far trophy ample reward efforts could fill hundred pages warmth no pun intended present air over field Despite disappointments discomfort assembled participants shared unforgettable experience reaf firmation beloved hobby next reunion two years join family 174 Model Aviation Carry Largest Only Stock Kraft Parts World aft alive rklngl KRAFT MIDWEST ILLfL Ar f-X Authorized Warranty Service FREQUENCY CONVERSION $1000 Discount Regular Repair Most Makes Models Converted Tuning Done Spectrum Analyzer Ku&FiK-LINE Also Service LZI3 AU FutabaShacji Only Full Time Servicenter Ihe Midwesl 117 East Main St Northvil le Michigan 48167 r Level] /~7 Phone 1-313-348-0085 Finally heartfelt salute order beautiful people gave selves make 1988 FAC possible successful addition Maxecuter ganizers special thanks Lin Juanita Reichel Tom Schmitt Bob Clemens Ma rie Rees Connie McSulskis Marian Mann Kathy Thomas Peg Paisley Shirley Kuenz Rich Hensel Pat Jupiter Gerry Helen Paisley Otto Kuhni Claude Powell Paul Spreiregen Western NY FF Society Geneseo National Warplane Museum Peck-Polymers Golden Age Reproduc tions Sea Glen Models Blue Swallow Mod els Flyline Models Flying Scale Inc well unsung volunteer timers go-fers helpers especially en thusiastic thanks superb contes tants willingly shared yourselves keep Free Flight Scale alive well growing Bladder/Weinreich Continued page 99 lines shorter reaction time re quired about same bigger contest models Phil Granderson Portland OR came fourth year has won contest twice before practiced playing video games air hockey also flew plane night training himself con trol model depending sight helps him concentrate opposi tion match Just important practice con struction models proper modifica tion engines wings con structed Styrofoam reinforced bal sa carbon fiber fiberglass strapping tape Stabs built lightness tail booms either built-up ones made carbon fiber arrow shafts Models have wingspans about 4 ft weigh 18 20 oz About half weight accounted engine engine mounts Like other Bladder Grabber partici pants Kott designs own planes re works engines putting brass cylinder liners aluminum pistons modi1ing crankshafts Most engines contest started out life Fox 35s Combat has come long way past 20 years Bob Carver remarked Com paring Combat plane 20 years ago today like comparing Model T new Porsche Carver has fly ing 25 years explained speeds have gone 80 120 mph engine power has risen one-half horsepower two Aerodynamics have changed airfoil shapes different moments better planes can turn tighter accelerate faster performance has improved reminded us has skill level pi lots' Ironically last years Nats winner Mark Smith Ft Worth TX found hes im proved models too much built new planes year quicker faster old ones used did fly well Smith rue fully explained Though didnt place years Bladder Grabber hes no quitter planning return next years Theres something about Combat flying just gets blood Bob Carver continues compete de spite never having won Bladder Grabber although year placed respectable seventh summed up way Its ultimate video game Its flier against another its strategy maneu vering evasion attack Its things actual fighter pilots have Ill give Bob last word too know youve alive says after youve flown Combat match As motto Combat observation would hard improve upon Dihedral/Beron-Rawdon Continued page 106 half-degree penalty polyhedral wing relative V-dihedral wing will force increase speed about 3% degree penalty parabolic wing rel ative V-wing will force 55% increase speed Because dihedral angle yaw angle reciprocal works out changing Equlvalent Dihedral Angle has no effect variations angle attack larger slower planes penalty severe Take 120-in-span 1000in2 25-lb plane thermals 175 ft/sec instance plane must yaw 150 300 bank angle V-dihedral plane will thermal 4% slower poly hedral plane 8% slower para bolic wing addition penalty imposed poly hedral parabolic wings steady-state circle another penalty imposed maneu vering circling particular initiat ing roll-out steady-state circle further loads up inboard panel tip loads up polyhedral parabolic wings order leave equal maneuvering margin top existing stall margin polyhedral parabolic wings must flown faster yet V-dihedral wing conclusion draw V-dihedral wings superior ther maling maneuvering thermaling contrast conclusion par abolic polyhedral wings superior steady-state rolling maneuvers mar gin superiority both cases very great important large slow airplanes Spiral stability Spiral stability refers ability airplane roll out cir cle rudder neutralized hold constant circle radius rud der held deflected plane very spirally stable will roll out circle quickly rudder centered will require substantial rudder deflection hold circle will fly straight still PRECISION MODEL PRODUCTS Made U S BARSTOCK ALUMINUM SPINNERS Pan NoSize fl-150B .. 1-1/2 TT-175B .. 1-314 TT-200-B TT-225-B .. 21/4 TT-226-B .. 2114 FAI 11-250-B .. 21/2 TT-251B . 21/2 FAI .. TI-275-B .. 23/4 TI276-B .. 23/4 FAt .. 11-300-B 11301-BFAIl 11325-B .. 3-1/4 l1-350B 3-1/2 11-375-B33/4. 11-400-B4 RetailApprox PriceWeight $1395058 02 149509502 1595100oz 169516002 189515002 189519002 2095170oz 229522002 249520002 269526002 289525002 3695340oz 4995470oz 599552002 6995570oz 3 Pieces Cone Back Plate Retainer Screw Note 3 4 Blade Spinners Available Sizes Add $300 Per Spinner PROP NUT ADAPTORS Pan No Size 11-140-A 28 11-147-A -28/7mm 11-610-A 10mm 11-710-A x 10mm 11-516-A 6-24 11-518-A . 5/16-24/8mm 11-810-A . Ox 10mm 11-825-AOx 125mm 11-375-A3/8-24 11-125-A10 x 125mm RetailApprox PriceWeight $495061 02 495 . 061 oz 495 . 063oz 495OB2oz 49507602 495 .076 02 495076oz 495075 02 595 .ll7oz 595 02 3 Pieces Nut Washer Machined Bushing Add $350 Shipping Handling Prices subject change notice ROMCO MFG INC OX 836 SOUTH HOUSTON TEXAS 77587 713 943-1867 October 1988 175
Edition: Model Aviation - 1988/10
Page Numbers: 85, 86, 87, 88, 92, 174, 175
Edition: Model Aviation - 1988/10
Page Numbers: 85, 86, 87, 88, 92, 174, 175
NO OCR TEXT NO OCR TEXT NO OCR TEXT NO OCR TEXT ismorethesetoffull-size og sport-tncomplete instru iso ththeius no guessv comes toequipr ost-ready-to-coverinstaliation ass planes could ever hope findAnd ew Real model planemake vtau cxwstruction withguessi out its peifwance ion 0 iension Onelookatthekitand youll know its kind pre-built proud put ourThis no pre-printed cookie-cutter model name onso youll covering Vector Vectors precision-assembled balsa-material choose colors and-ply fuselage balsa-sheeted foam winglike best accurately cut balsa tall surfaces add l-and-stick window decals up same kind smooth predictableincluded plus help out some design performance practical repairabilitysuggestions make things easieL youd expect model youd carefully Vector local dealers built yourselfsoon Its got difference hard partseverything CARL GOLDBERG already donecould ask MOOELS INC Real plans __in sport tralner Plus its kind pre-built youll Unlike pre-builts Vector comes proud put name too HAS MOVED INTO LARGER QUARTERS 21658 Cloud Way Hayward CA 94545 CAL 415 783-4868 Out CAL 800 482-8683 Blue Max hang around necks Dis tinguished Service Medals awarded several deserving individuals fore among great Earl Stahl also awarded honorary rank colonel FAC Earl noted 50th niversary Scale events AMA Nats first 15 entries won Henry Struck Trophies given out days events nearly 50 nated door prizes went lucky contestants good time Post-banquet parties went until after midnight everyone up crack dawn miss minute Sundays fun single person attending saw differ ent FAC Nats Im sure just too much happening us take Still scenes riveted everyones attention shared pauses vintage planes museum landed took off grass strip middle field magnificent radial roar return B17 air show during barbecue Sunday night certainly moment ignored Whenever Don Srull flew Electric Do-X 12 props churning up air flying stopped jaws dropped Dennis Normans four-engined Lancaster never took air eyes trained upon Dave Rees drew crowds test ing Northrop Flying Wing despite fact never flew very far due launch ing difficulties Another flying wing Vance Gilbert flew very well indeedand saw airplane turn around chase him will always remember Vances immortal Frankensteinian cry Hey dont hit Im made Drawing shouts approval parts field too Joe Barishs flight over three minutes VL-powered Fair child 91 seaplane Srulls long Voisin ca nard ffights things no missed Around perimeter sideshows ranging Easy Built Mod els van selling arcane transmissions Thirtiessix motors driving pro pellerto Stu Meyers Space-Age elec tronic torque meter close enough could hear lovely song Bob Weatherells Earl Stahl-trophy-winning DH Dragon twin-engined biplane synchronized CO2 motors Beautiful Jim Moseleys T-shirt proclaimed ex-wife hates model air planes Mac Mciunkin spent much time conducting informal seminars jet power using CO2 Bell X-l setup illustra tion Tom Arnold came way California oniy have full-size PT-23 taxi over model winder ffiers showing off laser-cut walnut tro phies Otto Kuhnis fine artwork FAC silver belt buckles sent Pat Daily Philippines Others flashed Continued page 174 92 Model Aviation proud announce TATONE PRODUCTS CORPORATION has acquired CB ASSOCIATES PRESIDENT TATONE PRODUCTS CORP4 F-100 SUPERSABER 67 L x 54 WS tanks dive brake4 9 Channel optional drop28 oz Wing Load Available AprIl 88832 sq area $32500 1/86 Scale F-20 TIGERSHARK70 L x 48 WS 5 Channel z Wing Load 712 sq area $28900 1/8 Scale SAAB AJ37 VIGGEN optional Canard tiaps 64 Lx 45 WS 5 6 Channel z Wing Load 895 sq area $32900 1/95 Scale VIDEO $1995 $200 Kit Info ____ & Dealer List CANARDSI SOL Quickie $7495 4 OH 5 ENG SCL $9995Canard Trainer $4495 4-5CHS4OENG4CH 35-45ENG Made USA Modelers Modelers US Foreign Dealers/Oistributors Wanted Cressline Model Products Ltd. W23a Nieso 8USSC RD WAUKESHA WI 53188 414 548-3792 what its like spot responsible scoring match scores would probably accurate given semiwilling group draftee judges Part Combat fliers genetic makeup something makes him want fly rules other ones force current FM rules mandate 4mm venturi restrictor 10%-nitro fuel So now have Outlaw FM Combat no venturi fuel restrictions Un fortunately Nelson 15 still dominant both categories entrants using Nelsons must use 4mm restrictor low nitro fuel Fox 15 open venturi 50%nitro fuel close match Nelson other engines like Cox Conquest Su pertigre might think its guys Nd sons promoting form FM fact its just opposite guys big vestment Nelsons also have lot engines old days want able use being disadvantageand besides theyre lot expendable $175 Nelson Effectively will mean non-Nelson Outlaw contests except Nationals team trials theyre two real FM meets USA anyway gets back whether need advantage beat someone did beat because superior skill ability through technology Most us would take wm way can get show town Thats about Fast Combat engines unless have machinist friend can rework some other engines market Duke Fox offers new Combat Special Mark VI fur $80 directly fac tory can order phone calling 501/6461656 having Visa Mastercard handy sounds like lot moneyuntil start building engine new liner piston bearings crank etc engine supplied Duke good enough win contests properly broken handied care dont have anything engine except run awhile bench put plane very rigid en gine mount dont want stocker can thing cleaning out burrs replacing half engine parts go again Ive seen several recent examples welltreated totally stock engines ran really well will probably last several seasons no problems after couple easy runs bench cant make engine run full revs entire bladder fuel constant setting youre ready put planebecause will same thing air Get some good bladder tub ing remote needie assembly above use good 40%-nitro fuel recommended Duke cant fit engine hand youll have let fit itselfa process takes both time bench running rich eventually max imum rpm full-lean setting tank after tank fuel CL Navy Carrier/Perry Continued page 73 light have potential good perform ance cant expect take out box win two other engines have better potential winning performance Indeed majority successful competitors use other first K&B 58 avail able direct K&B Manufacturing 12152 Woodruff Ave Downey CA 90241 other option Tune-Hill conversion 05 40 FSR engine has replaced newer designs still available used market few dealer shelves Vic Gamer 2240 Third Street Livermore CA 94550 has parts needed conversion should able discuss possibility con verting newer OS 40s 36 size requlred likely avenue success mini mum effort probably K&B 58 FAC Nats/Warner Continued page 92 participant badges featuring ta mous Pinkham mug 200 colored meets art director Bill Ceresa jumbo Taylorcraft floatplane drops float 50 ft just continues flying Walt Eggerts 24-in -span SE 5 Jack McGiflivrays 37A-in-span Sea Hornet lit erally float Either could flown doors ht Leon Bennett pulls entire rudder off geared Cor sair flight improves debate rages over whether early airplane no markings should get zero markings category full points because its scale accuracy modeler unpacks finds hes left rubbber winder home several hundreds miles away neighbor comes rescue Two guys reminisce about see ing Hindenberg Graf Zeppelin youth Scott Kogut Junior grins ear ear upon return chas ing after results year mod eling experiencea French Pottier Peanut Someone remarks large number Cessnas fieldmainly AWs Airmasters CR-3 racers Hes right must several dozen Someone else notes multiple-engined ships going new wave modeling due increase electric minimotor availability Fernando Ramos Model Builders FF Scale columnist returns frustrating bout balky diesel kept him qualifying outstanding Sopwith Triplane An excited modeler jumps up down gesticulating wildly tri-motored Rubber biplane Boeing breaks minute first timea rite passage Joyous whoops encouragement common place modelers celebrate others successes own Earl Stahl mentions modelers plane really made nice flight modeler has re ceived far trophy ample reward efforts could fill hundred pages warmth no pun intended present air over field Despite disappointments discomfort assembled participants shared unforgettable experience reaf firmation beloved hobby next reunion two years join family 174 Model Aviation Carry Largest Only Stock Kraft Parts World aft alive rklngl KRAFT MIDWEST ILLfL Ar f-X Authorized Warranty Service FREQUENCY CONVERSION $1000 Discount Regular Repair Most Makes Models Converted Tuning Done Spectrum Analyzer Ku&FiK-LINE Also Service LZI3 AU FutabaShacji Only Full Time Servicenter Ihe Midwesl 117 East Main St Northvil le Michigan 48167 r Level] /~7 Phone 1-313-348-0085 Finally heartfelt salute order beautiful people gave selves make 1988 FAC possible successful addition Maxecuter ganizers special thanks Lin Juanita Reichel Tom Schmitt Bob Clemens Ma rie Rees Connie McSulskis Marian Mann Kathy Thomas Peg Paisley Shirley Kuenz Rich Hensel Pat Jupiter Gerry Helen Paisley Otto Kuhni Claude Powell Paul Spreiregen Western NY FF Society Geneseo National Warplane Museum Peck-Polymers Golden Age Reproduc tions Sea Glen Models Blue Swallow Mod els Flyline Models Flying Scale Inc well unsung volunteer timers go-fers helpers especially en thusiastic thanks superb contes tants willingly shared yourselves keep Free Flight Scale alive well growing Bladder/Weinreich Continued page 99 lines shorter reaction time re quired about same bigger contest models Phil Granderson Portland OR came fourth year has won contest twice before practiced playing video games air hockey also flew plane night training himself con trol model depending sight helps him concentrate opposi tion match Just important practice con struction models proper modifica tion engines wings con structed Styrofoam reinforced bal sa carbon fiber fiberglass strapping tape Stabs built lightness tail booms either built-up ones made carbon fiber arrow shafts Models have wingspans about 4 ft weigh 18 20 oz About half weight accounted engine engine mounts Like other Bladder Grabber partici pants Kott designs own planes re works engines putting brass cylinder liners aluminum pistons modi1ing crankshafts Most engines contest started out life Fox 35s Combat has come long way past 20 years Bob Carver remarked Com paring Combat plane 20 years ago today like comparing Model T new Porsche Carver has fly ing 25 years explained speeds have gone 80 120 mph engine power has risen one-half horsepower two Aerodynamics have changed airfoil shapes different moments better planes can turn tighter accelerate faster performance has improved reminded us has skill level pi lots' Ironically last years Nats winner Mark Smith Ft Worth TX found hes im proved models too much built new planes year quicker faster old ones used did fly well Smith rue fully explained Though didnt place years Bladder Grabber hes no quitter planning return next years Theres something about Combat flying just gets blood Bob Carver continues compete de spite never having won Bladder Grabber although year placed respectable seventh summed up way Its ultimate video game Its flier against another its strategy maneu vering evasion attack Its things actual fighter pilots have Ill give Bob last word too know youve alive says after youve flown Combat match As motto Combat observation would hard improve upon Dihedral/Beron-Rawdon Continued page 106 half-degree penalty polyhedral wing relative V-dihedral wing will force increase speed about 3% degree penalty parabolic wing rel ative V-wing will force 55% increase speed Because dihedral angle yaw angle reciprocal works out changing Equlvalent Dihedral Angle has no effect variations angle attack larger slower planes penalty severe Take 120-in-span 1000in2 25-lb plane thermals 175 ft/sec instance plane must yaw 150 300 bank angle V-dihedral plane will thermal 4% slower poly hedral plane 8% slower para bolic wing addition penalty imposed poly hedral parabolic wings steady-state circle another penalty imposed maneu vering circling particular initiat ing roll-out steady-state circle further loads up inboard panel tip loads up polyhedral parabolic wings order leave equal maneuvering margin top existing stall margin polyhedral parabolic wings must flown faster yet V-dihedral wing conclusion draw V-dihedral wings superior ther maling maneuvering thermaling contrast conclusion par abolic polyhedral wings superior steady-state rolling maneuvers mar gin superiority both cases very great important large slow airplanes Spiral stability Spiral stability refers ability airplane roll out cir cle rudder neutralized hold constant circle radius rud der held deflected plane very spirally stable will roll out circle quickly rudder centered will require substantial rudder deflection hold circle will fly straight still PRECISION MODEL PRODUCTS Made U S BARSTOCK ALUMINUM SPINNERS Pan NoSize fl-150B .. 1-1/2 TT-175B .. 1-314 TT-200-B TT-225-B .. 21/4 TT-226-B .. 2114 FAI 11-250-B .. 21/2 TT-251B . 21/2 FAI .. TI-275-B .. 23/4 TI276-B .. 23/4 FAt .. 11-300-B 11301-BFAIl 11325-B .. 3-1/4 l1-350B 3-1/2 11-375-B33/4. 11-400-B4 RetailApprox PriceWeight $1395058 02 149509502 1595100oz 169516002 189515002 189519002 2095170oz 229522002 249520002 269526002 289525002 3695340oz 4995470oz 599552002 6995570oz 3 Pieces Cone Back Plate Retainer Screw Note 3 4 Blade Spinners Available Sizes Add $300 Per Spinner PROP NUT ADAPTORS Pan No Size 11-140-A 28 11-147-A -28/7mm 11-610-A 10mm 11-710-A x 10mm 11-516-A 6-24 11-518-A . 5/16-24/8mm 11-810-A . Ox 10mm 11-825-AOx 125mm 11-375-A3/8-24 11-125-A10 x 125mm RetailApprox PriceWeight $495061 02 495 . 061 oz 495 . 063oz 495OB2oz 49507602 495 .076 02 495076oz 495075 02 595 .ll7oz 595 02 3 Pieces Nut Washer Machined Bushing Add $350 Shipping Handling Prices subject change notice ROMCO MFG INC OX 836 SOUTH HOUSTON TEXAS 77587 713 943-1867 October 1988 175
Edition: Model Aviation - 1988/10
Page Numbers: 85, 86, 87, 88, 92, 174, 175
NO OCR TEXT NO OCR TEXT NO OCR TEXT NO OCR TEXT ismorethesetoffull-size og sport-tncomplete instru iso ththeius no guessv comes toequipr ost-ready-to-coverinstaliation ass planes could ever hope findAnd ew Real model planemake vtau cxwstruction withguessi out its peifwance ion 0 iension Onelookatthekitand youll know its kind pre-built proud put ourThis no pre-printed cookie-cutter model name onso youll covering Vector Vectors precision-assembled balsa-material choose colors and-ply fuselage balsa-sheeted foam winglike best accurately cut balsa tall surfaces add l-and-stick window decals up same kind smooth predictableincluded plus help out some design performance practical repairabilitysuggestions make things easieL youd expect model youd carefully Vector local dealers built yourselfsoon Its got difference hard partseverything CARL GOLDBERG already donecould ask MOOELS INC Real plans __in sport tralner Plus its kind pre-built youll Unlike pre-builts Vector comes proud put name too HAS MOVED INTO LARGER QUARTERS 21658 Cloud Way Hayward CA 94545 CAL 415 783-4868 Out CAL 800 482-8683 Blue Max hang around necks Dis tinguished Service Medals awarded several deserving individuals fore among great Earl Stahl also awarded honorary rank colonel FAC Earl noted 50th niversary Scale events AMA Nats first 15 entries won Henry Struck Trophies given out days events nearly 50 nated door prizes went lucky contestants good time Post-banquet parties went until after midnight everyone up crack dawn miss minute Sundays fun single person attending saw differ ent FAC Nats Im sure just too much happening us take Still scenes riveted everyones attention shared pauses vintage planes museum landed took off grass strip middle field magnificent radial roar return B17 air show during barbecue Sunday night certainly moment ignored Whenever Don Srull flew Electric Do-X 12 props churning up air flying stopped jaws dropped Dennis Normans four-engined Lancaster never took air eyes trained upon Dave Rees drew crowds test ing Northrop Flying Wing despite fact never flew very far due launch ing difficulties Another flying wing Vance Gilbert flew very well indeedand saw airplane turn around chase him will always remember Vances immortal Frankensteinian cry Hey dont hit Im made Drawing shouts approval parts field too Joe Barishs flight over three minutes VL-powered Fair child 91 seaplane Srulls long Voisin ca nard ffights things no missed Around perimeter sideshows ranging Easy Built Mod els van selling arcane transmissions Thirtiessix motors driving pro pellerto Stu Meyers Space-Age elec tronic torque meter close enough could hear lovely song Bob Weatherells Earl Stahl-trophy-winning DH Dragon twin-engined biplane synchronized CO2 motors Beautiful Jim Moseleys T-shirt proclaimed ex-wife hates model air planes Mac Mciunkin spent much time conducting informal seminars jet power using CO2 Bell X-l setup illustra tion Tom Arnold came way California oniy have full-size PT-23 taxi over model winder ffiers showing off laser-cut walnut tro phies Otto Kuhnis fine artwork FAC silver belt buckles sent Pat Daily Philippines Others flashed Continued page 174 92 Model Aviation proud announce TATONE PRODUCTS CORPORATION has acquired CB ASSOCIATES PRESIDENT TATONE PRODUCTS CORP4 F-100 SUPERSABER 67 L x 54 WS tanks dive brake4 9 Channel optional drop28 oz Wing Load Available AprIl 88832 sq area $32500 1/86 Scale F-20 TIGERSHARK70 L x 48 WS 5 Channel z Wing Load 712 sq area $28900 1/8 Scale SAAB AJ37 VIGGEN optional Canard tiaps 64 Lx 45 WS 5 6 Channel z Wing Load 895 sq area $32900 1/95 Scale VIDEO $1995 $200 Kit Info ____ & Dealer List CANARDSI SOL Quickie $7495 4 OH 5 ENG SCL $9995Canard Trainer $4495 4-5CHS4OENG4CH 35-45ENG Made USA Modelers Modelers US Foreign Dealers/Oistributors Wanted Cressline Model Products Ltd. W23a Nieso 8USSC RD WAUKESHA WI 53188 414 548-3792 what its like spot responsible scoring match scores would probably accurate given semiwilling group draftee judges Part Combat fliers genetic makeup something makes him want fly rules other ones force current FM rules mandate 4mm venturi restrictor 10%-nitro fuel So now have Outlaw FM Combat no venturi fuel restrictions Un fortunately Nelson 15 still dominant both categories entrants using Nelsons must use 4mm restrictor low nitro fuel Fox 15 open venturi 50%nitro fuel close match Nelson other engines like Cox Conquest Su pertigre might think its guys Nd sons promoting form FM fact its just opposite guys big vestment Nelsons also have lot engines old days want able use being disadvantageand besides theyre lot expendable $175 Nelson Effectively will mean non-Nelson Outlaw contests except Nationals team trials theyre two real FM meets USA anyway gets back whether need advantage beat someone did beat because superior skill ability through technology Most us would take wm way can get show town Thats about Fast Combat engines unless have machinist friend can rework some other engines market Duke Fox offers new Combat Special Mark VI fur $80 directly fac tory can order phone calling 501/6461656 having Visa Mastercard handy sounds like lot moneyuntil start building engine new liner piston bearings crank etc engine supplied Duke good enough win contests properly broken handied care dont have anything engine except run awhile bench put plane very rigid en gine mount dont want stocker can thing cleaning out burrs replacing half engine parts go again Ive seen several recent examples welltreated totally stock engines ran really well will probably last several seasons no problems after couple easy runs bench cant make engine run full revs entire bladder fuel constant setting youre ready put planebecause will same thing air Get some good bladder tub ing remote needie assembly above use good 40%-nitro fuel recommended Duke cant fit engine hand youll have let fit itselfa process takes both time bench running rich eventually max imum rpm full-lean setting tank after tank fuel CL Navy Carrier/Perry Continued page 73 light have potential good perform ance cant expect take out box win two other engines have better potential winning performance Indeed majority successful competitors use other first K&B 58 avail able direct K&B Manufacturing 12152 Woodruff Ave Downey CA 90241 other option Tune-Hill conversion 05 40 FSR engine has replaced newer designs still available used market few dealer shelves Vic Gamer 2240 Third Street Livermore CA 94550 has parts needed conversion should able discuss possibility con verting newer OS 40s 36 size requlred likely avenue success mini mum effort probably K&B 58 FAC Nats/Warner Continued page 92 participant badges featuring ta mous Pinkham mug 200 colored meets art director Bill Ceresa jumbo Taylorcraft floatplane drops float 50 ft just continues flying Walt Eggerts 24-in -span SE 5 Jack McGiflivrays 37A-in-span Sea Hornet lit erally float Either could flown doors ht Leon Bennett pulls entire rudder off geared Cor sair flight improves debate rages over whether early airplane no markings should get zero markings category full points because its scale accuracy modeler unpacks finds hes left rubbber winder home several hundreds miles away neighbor comes rescue Two guys reminisce about see ing Hindenberg Graf Zeppelin youth Scott Kogut Junior grins ear ear upon return chas ing after results year mod eling experiencea French Pottier Peanut Someone remarks large number Cessnas fieldmainly AWs Airmasters CR-3 racers Hes right must several dozen Someone else notes multiple-engined ships going new wave modeling due increase electric minimotor availability Fernando Ramos Model Builders FF Scale columnist returns frustrating bout balky diesel kept him qualifying outstanding Sopwith Triplane An excited modeler jumps up down gesticulating wildly tri-motored Rubber biplane Boeing breaks minute first timea rite passage Joyous whoops encouragement common place modelers celebrate others successes own Earl Stahl mentions modelers plane really made nice flight modeler has re ceived far trophy ample reward efforts could fill hundred pages warmth no pun intended present air over field Despite disappointments discomfort assembled participants shared unforgettable experience reaf firmation beloved hobby next reunion two years join family 174 Model Aviation Carry Largest Only Stock Kraft Parts World aft alive rklngl KRAFT MIDWEST ILLfL Ar f-X Authorized Warranty Service FREQUENCY CONVERSION $1000 Discount Regular Repair Most Makes Models Converted Tuning Done Spectrum Analyzer Ku&FiK-LINE Also Service LZI3 AU FutabaShacji Only Full Time Servicenter Ihe Midwesl 117 East Main St Northvil le Michigan 48167 r Level] /~7 Phone 1-313-348-0085 Finally heartfelt salute order beautiful people gave selves make 1988 FAC possible successful addition Maxecuter ganizers special thanks Lin Juanita Reichel Tom Schmitt Bob Clemens Ma rie Rees Connie McSulskis Marian Mann Kathy Thomas Peg Paisley Shirley Kuenz Rich Hensel Pat Jupiter Gerry Helen Paisley Otto Kuhni Claude Powell Paul Spreiregen Western NY FF Society Geneseo National Warplane Museum Peck-Polymers Golden Age Reproduc tions Sea Glen Models Blue Swallow Mod els Flyline Models Flying Scale Inc well unsung volunteer timers go-fers helpers especially en thusiastic thanks superb contes tants willingly shared yourselves keep Free Flight Scale alive well growing Bladder/Weinreich Continued page 99 lines shorter reaction time re quired about same bigger contest models Phil Granderson Portland OR came fourth year has won contest twice before practiced playing video games air hockey also flew plane night training himself con trol model depending sight helps him concentrate opposi tion match Just important practice con struction models proper modifica tion engines wings con structed Styrofoam reinforced bal sa carbon fiber fiberglass strapping tape Stabs built lightness tail booms either built-up ones made carbon fiber arrow shafts Models have wingspans about 4 ft weigh 18 20 oz About half weight accounted engine engine mounts Like other Bladder Grabber partici pants Kott designs own planes re works engines putting brass cylinder liners aluminum pistons modi1ing crankshafts Most engines contest started out life Fox 35s Combat has come long way past 20 years Bob Carver remarked Com paring Combat plane 20 years ago today like comparing Model T new Porsche Carver has fly ing 25 years explained speeds have gone 80 120 mph engine power has risen one-half horsepower two Aerodynamics have changed airfoil shapes different moments better planes can turn tighter accelerate faster performance has improved reminded us has skill level pi lots' Ironically last years Nats winner Mark Smith Ft Worth TX found hes im proved models too much built new planes year quicker faster old ones used did fly well Smith rue fully explained Though didnt place years Bladder Grabber hes no quitter planning return next years Theres something about Combat flying just gets blood Bob Carver continues compete de spite never having won Bladder Grabber although year placed respectable seventh summed up way Its ultimate video game Its flier against another its strategy maneu vering evasion attack Its things actual fighter pilots have Ill give Bob last word too know youve alive says after youve flown Combat match As motto Combat observation would hard improve upon Dihedral/Beron-Rawdon Continued page 106 half-degree penalty polyhedral wing relative V-dihedral wing will force increase speed about 3% degree penalty parabolic wing rel ative V-wing will force 55% increase speed Because dihedral angle yaw angle reciprocal works out changing Equlvalent Dihedral Angle has no effect variations angle attack larger slower planes penalty severe Take 120-in-span 1000in2 25-lb plane thermals 175 ft/sec instance plane must yaw 150 300 bank angle V-dihedral plane will thermal 4% slower poly hedral plane 8% slower para bolic wing addition penalty imposed poly hedral parabolic wings steady-state circle another penalty imposed maneu vering circling particular initiat ing roll-out steady-state circle further loads up inboard panel tip loads up polyhedral parabolic wings order leave equal maneuvering margin top existing stall margin polyhedral parabolic wings must flown faster yet V-dihedral wing conclusion draw V-dihedral wings superior ther maling maneuvering thermaling contrast conclusion par abolic polyhedral wings superior steady-state rolling maneuvers mar gin superiority both cases very great important large slow airplanes Spiral stability Spiral stability refers ability airplane roll out cir cle rudder neutralized hold constant circle radius rud der held deflected plane very spirally stable will roll out circle quickly rudder centered will require substantial rudder deflection hold circle will fly straight still PRECISION MODEL PRODUCTS Made U S BARSTOCK ALUMINUM SPINNERS Pan NoSize fl-150B .. 1-1/2 TT-175B .. 1-314 TT-200-B TT-225-B .. 21/4 TT-226-B .. 2114 FAI 11-250-B .. 21/2 TT-251B . 21/2 FAI .. TI-275-B .. 23/4 TI276-B .. 23/4 FAt .. 11-300-B 11301-BFAIl 11325-B .. 3-1/4 l1-350B 3-1/2 11-375-B33/4. 11-400-B4 RetailApprox PriceWeight $1395058 02 149509502 1595100oz 169516002 189515002 189519002 2095170oz 229522002 249520002 269526002 289525002 3695340oz 4995470oz 599552002 6995570oz 3 Pieces Cone Back Plate Retainer Screw Note 3 4 Blade Spinners Available Sizes Add $300 Per Spinner PROP NUT ADAPTORS Pan No Size 11-140-A 28 11-147-A -28/7mm 11-610-A 10mm 11-710-A x 10mm 11-516-A 6-24 11-518-A . 5/16-24/8mm 11-810-A . Ox 10mm 11-825-AOx 125mm 11-375-A3/8-24 11-125-A10 x 125mm RetailApprox PriceWeight $495061 02 495 . 061 oz 495 . 063oz 495OB2oz 49507602 495 .076 02 495076oz 495075 02 595 .ll7oz 595 02 3 Pieces Nut Washer Machined Bushing Add $350 Shipping Handling Prices subject change notice ROMCO MFG INC OX 836 SOUTH HOUSTON TEXAS 77587 713 943-1867 October 1988 175
Edition: Model Aviation - 1988/10
Page Numbers: 85, 86, 87, 88, 92, 174, 175
NO OCR TEXT NO OCR TEXT NO OCR TEXT NO OCR TEXT ismorethesetoffull-size og sport-tncomplete instru iso ththeius no guessv comes toequipr ost-ready-to-coverinstaliation ass planes could ever hope findAnd ew Real model planemake vtau cxwstruction withguessi out its peifwance ion 0 iension Onelookatthekitand youll know its kind pre-built proud put ourThis no pre-printed cookie-cutter model name onso youll covering Vector Vectors precision-assembled balsa-material choose colors and-ply fuselage balsa-sheeted foam winglike best accurately cut balsa tall surfaces add l-and-stick window decals up same kind smooth predictableincluded plus help out some design performance practical repairabilitysuggestions make things easieL youd expect model youd carefully Vector local dealers built yourselfsoon Its got difference hard partseverything CARL GOLDBERG already donecould ask MOOELS INC Real plans __in sport tralner Plus its kind pre-built youll Unlike pre-builts Vector comes proud put name too HAS MOVED INTO LARGER QUARTERS 21658 Cloud Way Hayward CA 94545 CAL 415 783-4868 Out CAL 800 482-8683 Blue Max hang around necks Dis tinguished Service Medals awarded several deserving individuals fore among great Earl Stahl also awarded honorary rank colonel FAC Earl noted 50th niversary Scale events AMA Nats first 15 entries won Henry Struck Trophies given out days events nearly 50 nated door prizes went lucky contestants good time Post-banquet parties went until after midnight everyone up crack dawn miss minute Sundays fun single person attending saw differ ent FAC Nats Im sure just too much happening us take Still scenes riveted everyones attention shared pauses vintage planes museum landed took off grass strip middle field magnificent radial roar return B17 air show during barbecue Sunday night certainly moment ignored Whenever Don Srull flew Electric Do-X 12 props churning up air flying stopped jaws dropped Dennis Normans four-engined Lancaster never took air eyes trained upon Dave Rees drew crowds test ing Northrop Flying Wing despite fact never flew very far due launch ing difficulties Another flying wing Vance Gilbert flew very well indeedand saw airplane turn around chase him will always remember Vances immortal Frankensteinian cry Hey dont hit Im made Drawing shouts approval parts field too Joe Barishs flight over three minutes VL-powered Fair child 91 seaplane Srulls long Voisin ca nard ffights things no missed Around perimeter sideshows ranging Easy Built Mod els van selling arcane transmissions Thirtiessix motors driving pro pellerto Stu Meyers Space-Age elec tronic torque meter close enough could hear lovely song Bob Weatherells Earl Stahl-trophy-winning DH Dragon twin-engined biplane synchronized CO2 motors Beautiful Jim Moseleys T-shirt proclaimed ex-wife hates model air planes Mac Mciunkin spent much time conducting informal seminars jet power using CO2 Bell X-l setup illustra tion Tom Arnold came way California oniy have full-size PT-23 taxi over model winder ffiers showing off laser-cut walnut tro phies Otto Kuhnis fine artwork FAC silver belt buckles sent Pat Daily Philippines Others flashed Continued page 174 92 Model Aviation proud announce TATONE PRODUCTS CORPORATION has acquired CB ASSOCIATES PRESIDENT TATONE PRODUCTS CORP4 F-100 SUPERSABER 67 L x 54 WS tanks dive brake4 9 Channel optional drop28 oz Wing Load Available AprIl 88832 sq area $32500 1/86 Scale F-20 TIGERSHARK70 L x 48 WS 5 Channel z Wing Load 712 sq area $28900 1/8 Scale SAAB AJ37 VIGGEN optional Canard tiaps 64 Lx 45 WS 5 6 Channel z Wing Load 895 sq area $32900 1/95 Scale VIDEO $1995 $200 Kit Info ____ & Dealer List CANARDSI SOL Quickie $7495 4 OH 5 ENG SCL $9995Canard Trainer $4495 4-5CHS4OENG4CH 35-45ENG Made USA Modelers Modelers US Foreign Dealers/Oistributors Wanted Cressline Model Products Ltd. W23a Nieso 8USSC RD WAUKESHA WI 53188 414 548-3792 what its like spot responsible scoring match scores would probably accurate given semiwilling group draftee judges Part Combat fliers genetic makeup something makes him want fly rules other ones force current FM rules mandate 4mm venturi restrictor 10%-nitro fuel So now have Outlaw FM Combat no venturi fuel restrictions Un fortunately Nelson 15 still dominant both categories entrants using Nelsons must use 4mm restrictor low nitro fuel Fox 15 open venturi 50%nitro fuel close match Nelson other engines like Cox Conquest Su pertigre might think its guys Nd sons promoting form FM fact its just opposite guys big vestment Nelsons also have lot engines old days want able use being disadvantageand besides theyre lot expendable $175 Nelson Effectively will mean non-Nelson Outlaw contests except Nationals team trials theyre two real FM meets USA anyway gets back whether need advantage beat someone did beat because superior skill ability through technology Most us would take wm way can get show town Thats about Fast Combat engines unless have machinist friend can rework some other engines market Duke Fox offers new Combat Special Mark VI fur $80 directly fac tory can order phone calling 501/6461656 having Visa Mastercard handy sounds like lot moneyuntil start building engine new liner piston bearings crank etc engine supplied Duke good enough win contests properly broken handied care dont have anything engine except run awhile bench put plane very rigid en gine mount dont want stocker can thing cleaning out burrs replacing half engine parts go again Ive seen several recent examples welltreated totally stock engines ran really well will probably last several seasons no problems after couple easy runs bench cant make engine run full revs entire bladder fuel constant setting youre ready put planebecause will same thing air Get some good bladder tub ing remote needie assembly above use good 40%-nitro fuel recommended Duke cant fit engine hand youll have let fit itselfa process takes both time bench running rich eventually max imum rpm full-lean setting tank after tank fuel CL Navy Carrier/Perry Continued page 73 light have potential good perform ance cant expect take out box win two other engines have better potential winning performance Indeed majority successful competitors use other first K&B 58 avail able direct K&B Manufacturing 12152 Woodruff Ave Downey CA 90241 other option Tune-Hill conversion 05 40 FSR engine has replaced newer designs still available used market few dealer shelves Vic Gamer 2240 Third Street Livermore CA 94550 has parts needed conversion should able discuss possibility con verting newer OS 40s 36 size requlred likely avenue success mini mum effort probably K&B 58 FAC Nats/Warner Continued page 92 participant badges featuring ta mous Pinkham mug 200 colored meets art director Bill Ceresa jumbo Taylorcraft floatplane drops float 50 ft just continues flying Walt Eggerts 24-in -span SE 5 Jack McGiflivrays 37A-in-span Sea Hornet lit erally float Either could flown doors ht Leon Bennett pulls entire rudder off geared Cor sair flight improves debate rages over whether early airplane no markings should get zero markings category full points because its scale accuracy modeler unpacks finds hes left rubbber winder home several hundreds miles away neighbor comes rescue Two guys reminisce about see ing Hindenberg Graf Zeppelin youth Scott Kogut Junior grins ear ear upon return chas ing after results year mod eling experiencea French Pottier Peanut Someone remarks large number Cessnas fieldmainly AWs Airmasters CR-3 racers Hes right must several dozen Someone else notes multiple-engined ships going new wave modeling due increase electric minimotor availability Fernando Ramos Model Builders FF Scale columnist returns frustrating bout balky diesel kept him qualifying outstanding Sopwith Triplane An excited modeler jumps up down gesticulating wildly tri-motored Rubber biplane Boeing breaks minute first timea rite passage Joyous whoops encouragement common place modelers celebrate others successes own Earl Stahl mentions modelers plane really made nice flight modeler has re ceived far trophy ample reward efforts could fill hundred pages warmth no pun intended present air over field Despite disappointments discomfort assembled participants shared unforgettable experience reaf firmation beloved hobby next reunion two years join family 174 Model Aviation Carry Largest Only Stock Kraft Parts World aft alive rklngl KRAFT MIDWEST ILLfL Ar f-X Authorized Warranty Service FREQUENCY CONVERSION $1000 Discount Regular Repair Most Makes Models Converted Tuning Done Spectrum Analyzer Ku&FiK-LINE Also Service LZI3 AU FutabaShacji Only Full Time Servicenter Ihe Midwesl 117 East Main St Northvil le Michigan 48167 r Level] /~7 Phone 1-313-348-0085 Finally heartfelt salute order beautiful people gave selves make 1988 FAC possible successful addition Maxecuter ganizers special thanks Lin Juanita Reichel Tom Schmitt Bob Clemens Ma rie Rees Connie McSulskis Marian Mann Kathy Thomas Peg Paisley Shirley Kuenz Rich Hensel Pat Jupiter Gerry Helen Paisley Otto Kuhni Claude Powell Paul Spreiregen Western NY FF Society Geneseo National Warplane Museum Peck-Polymers Golden Age Reproduc tions Sea Glen Models Blue Swallow Mod els Flyline Models Flying Scale Inc well unsung volunteer timers go-fers helpers especially en thusiastic thanks superb contes tants willingly shared yourselves keep Free Flight Scale alive well growing Bladder/Weinreich Continued page 99 lines shorter reaction time re quired about same bigger contest models Phil Granderson Portland OR came fourth year has won contest twice before practiced playing video games air hockey also flew plane night training himself con trol model depending sight helps him concentrate opposi tion match Just important practice con struction models proper modifica tion engines wings con structed Styrofoam reinforced bal sa carbon fiber fiberglass strapping tape Stabs built lightness tail booms either built-up ones made carbon fiber arrow shafts Models have wingspans about 4 ft weigh 18 20 oz About half weight accounted engine engine mounts Like other Bladder Grabber partici pants Kott designs own planes re works engines putting brass cylinder liners aluminum pistons modi1ing crankshafts Most engines contest started out life Fox 35s Combat has come long way past 20 years Bob Carver remarked Com paring Combat plane 20 years ago today like comparing Model T new Porsche Carver has fly ing 25 years explained speeds have gone 80 120 mph engine power has risen one-half horsepower two Aerodynamics have changed airfoil shapes different moments better planes can turn tighter accelerate faster performance has improved reminded us has skill level pi lots' Ironically last years Nats winner Mark Smith Ft Worth TX found hes im proved models too much built new planes year quicker faster old ones used did fly well Smith rue fully explained Though didnt place years Bladder Grabber hes no quitter planning return next years Theres something about Combat flying just gets blood Bob Carver continues compete de spite never having won Bladder Grabber although year placed respectable seventh summed up way Its ultimate video game Its flier against another its strategy maneu vering evasion attack Its things actual fighter pilots have Ill give Bob last word too know youve alive says after youve flown Combat match As motto Combat observation would hard improve upon Dihedral/Beron-Rawdon Continued page 106 half-degree penalty polyhedral wing relative V-dihedral wing will force increase speed about 3% degree penalty parabolic wing rel ative V-wing will force 55% increase speed Because dihedral angle yaw angle reciprocal works out changing Equlvalent Dihedral Angle has no effect variations angle attack larger slower planes penalty severe Take 120-in-span 1000in2 25-lb plane thermals 175 ft/sec instance plane must yaw 150 300 bank angle V-dihedral plane will thermal 4% slower poly hedral plane 8% slower para bolic wing addition penalty imposed poly hedral parabolic wings steady-state circle another penalty imposed maneu vering circling particular initiat ing roll-out steady-state circle further loads up inboard panel tip loads up polyhedral parabolic wings order leave equal maneuvering margin top existing stall margin polyhedral parabolic wings must flown faster yet V-dihedral wing conclusion draw V-dihedral wings superior ther maling maneuvering thermaling contrast conclusion par abolic polyhedral wings superior steady-state rolling maneuvers mar gin superiority both cases very great important large slow airplanes Spiral stability Spiral stability refers ability airplane roll out cir cle rudder neutralized hold constant circle radius rud der held deflected plane very spirally stable will roll out circle quickly rudder centered will require substantial rudder deflection hold circle will fly straight still PRECISION MODEL PRODUCTS Made U S BARSTOCK ALUMINUM SPINNERS Pan NoSize fl-150B .. 1-1/2 TT-175B .. 1-314 TT-200-B TT-225-B .. 21/4 TT-226-B .. 2114 FAI 11-250-B .. 21/2 TT-251B . 21/2 FAI .. TI-275-B .. 23/4 TI276-B .. 23/4 FAt .. 11-300-B 11301-BFAIl 11325-B .. 3-1/4 l1-350B 3-1/2 11-375-B33/4. 11-400-B4 RetailApprox PriceWeight $1395058 02 149509502 1595100oz 169516002 189515002 189519002 2095170oz 229522002 249520002 269526002 289525002 3695340oz 4995470oz 599552002 6995570oz 3 Pieces Cone Back Plate Retainer Screw Note 3 4 Blade Spinners Available Sizes Add $300 Per Spinner PROP NUT ADAPTORS Pan No Size 11-140-A 28 11-147-A -28/7mm 11-610-A 10mm 11-710-A x 10mm 11-516-A 6-24 11-518-A . 5/16-24/8mm 11-810-A . Ox 10mm 11-825-AOx 125mm 11-375-A3/8-24 11-125-A10 x 125mm RetailApprox PriceWeight $495061 02 495 . 061 oz 495 . 063oz 495OB2oz 49507602 495 .076 02 495076oz 495075 02 595 .ll7oz 595 02 3 Pieces Nut Washer Machined Bushing Add $350 Shipping Handling Prices subject change notice ROMCO MFG INC OX 836 SOUTH HOUSTON TEXAS 77587 713 943-1867 October 1988 175
Edition: Model Aviation - 1988/10
Page Numbers: 85, 86, 87, 88, 92, 174, 175
NO OCR TEXT NO OCR TEXT NO OCR TEXT NO OCR TEXT ismorethesetoffull-size og sport-tncomplete instru iso ththeius no guessv comes toequipr ost-ready-to-coverinstaliation ass planes could ever hope findAnd ew Real model planemake vtau cxwstruction withguessi out its peifwance ion 0 iension Onelookatthekitand youll know its kind pre-built proud put ourThis no pre-printed cookie-cutter model name onso youll covering Vector Vectors precision-assembled balsa-material choose colors and-ply fuselage balsa-sheeted foam winglike best accurately cut balsa tall surfaces add l-and-stick window decals up same kind smooth predictableincluded plus help out some design performance practical repairabilitysuggestions make things easieL youd expect model youd carefully Vector local dealers built yourselfsoon Its got difference hard partseverything CARL GOLDBERG already donecould ask MOOELS INC Real plans __in sport tralner Plus its kind pre-built youll Unlike pre-builts Vector comes proud put name too HAS MOVED INTO LARGER QUARTERS 21658 Cloud Way Hayward CA 94545 CAL 415 783-4868 Out CAL 800 482-8683 Blue Max hang around necks Dis tinguished Service Medals awarded several deserving individuals fore among great Earl Stahl also awarded honorary rank colonel FAC Earl noted 50th niversary Scale events AMA Nats first 15 entries won Henry Struck Trophies given out days events nearly 50 nated door prizes went lucky contestants good time Post-banquet parties went until after midnight everyone up crack dawn miss minute Sundays fun single person attending saw differ ent FAC Nats Im sure just too much happening us take Still scenes riveted everyones attention shared pauses vintage planes museum landed took off grass strip middle field magnificent radial roar return B17 air show during barbecue Sunday night certainly moment ignored Whenever Don Srull flew Electric Do-X 12 props churning up air flying stopped jaws dropped Dennis Normans four-engined Lancaster never took air eyes trained upon Dave Rees drew crowds test ing Northrop Flying Wing despite fact never flew very far due launch ing difficulties Another flying wing Vance Gilbert flew very well indeedand saw airplane turn around chase him will always remember Vances immortal Frankensteinian cry Hey dont hit Im made Drawing shouts approval parts field too Joe Barishs flight over three minutes VL-powered Fair child 91 seaplane Srulls long Voisin ca nard ffights things no missed Around perimeter sideshows ranging Easy Built Mod els van selling arcane transmissions Thirtiessix motors driving pro pellerto Stu Meyers Space-Age elec tronic torque meter close enough could hear lovely song Bob Weatherells Earl Stahl-trophy-winning DH Dragon twin-engined biplane synchronized CO2 motors Beautiful Jim Moseleys T-shirt proclaimed ex-wife hates model air planes Mac Mciunkin spent much time conducting informal seminars jet power using CO2 Bell X-l setup illustra tion Tom Arnold came way California oniy have full-size PT-23 taxi over model winder ffiers showing off laser-cut walnut tro phies Otto Kuhnis fine artwork FAC silver belt buckles sent Pat Daily Philippines Others flashed Continued page 174 92 Model Aviation proud announce TATONE PRODUCTS CORPORATION has acquired CB ASSOCIATES PRESIDENT TATONE PRODUCTS CORP4 F-100 SUPERSABER 67 L x 54 WS tanks dive brake4 9 Channel optional drop28 oz Wing Load Available AprIl 88832 sq area $32500 1/86 Scale F-20 TIGERSHARK70 L x 48 WS 5 Channel z Wing Load 712 sq area $28900 1/8 Scale SAAB AJ37 VIGGEN optional Canard tiaps 64 Lx 45 WS 5 6 Channel z Wing Load 895 sq area $32900 1/95 Scale VIDEO $1995 $200 Kit Info ____ & Dealer List CANARDSI SOL Quickie $7495 4 OH 5 ENG SCL $9995Canard Trainer $4495 4-5CHS4OENG4CH 35-45ENG Made USA Modelers Modelers US Foreign Dealers/Oistributors Wanted Cressline Model Products Ltd. W23a Nieso 8USSC RD WAUKESHA WI 53188 414 548-3792 what its like spot responsible scoring match scores would probably accurate given semiwilling group draftee judges Part Combat fliers genetic makeup something makes him want fly rules other ones force current FM rules mandate 4mm venturi restrictor 10%-nitro fuel So now have Outlaw FM Combat no venturi fuel restrictions Un fortunately Nelson 15 still dominant both categories entrants using Nelsons must use 4mm restrictor low nitro fuel Fox 15 open venturi 50%nitro fuel close match Nelson other engines like Cox Conquest Su pertigre might think its guys Nd sons promoting form FM fact its just opposite guys big vestment Nelsons also have lot engines old days want able use being disadvantageand besides theyre lot expendable $175 Nelson Effectively will mean non-Nelson Outlaw contests except Nationals team trials theyre two real FM meets USA anyway gets back whether need advantage beat someone did beat because superior skill ability through technology Most us would take wm way can get show town Thats about Fast Combat engines unless have machinist friend can rework some other engines market Duke Fox offers new Combat Special Mark VI fur $80 directly fac tory can order phone calling 501/6461656 having Visa Mastercard handy sounds like lot moneyuntil start building engine new liner piston bearings crank etc engine supplied Duke good enough win contests properly broken handied care dont have anything engine except run awhile bench put plane very rigid en gine mount dont want stocker can thing cleaning out burrs replacing half engine parts go again Ive seen several recent examples welltreated totally stock engines ran really well will probably last several seasons no problems after couple easy runs bench cant make engine run full revs entire bladder fuel constant setting youre ready put planebecause will same thing air Get some good bladder tub ing remote needie assembly above use good 40%-nitro fuel recommended Duke cant fit engine hand youll have let fit itselfa process takes both time bench running rich eventually max imum rpm full-lean setting tank after tank fuel CL Navy Carrier/Perry Continued page 73 light have potential good perform ance cant expect take out box win two other engines have better potential winning performance Indeed majority successful competitors use other first K&B 58 avail able direct K&B Manufacturing 12152 Woodruff Ave Downey CA 90241 other option Tune-Hill conversion 05 40 FSR engine has replaced newer designs still available used market few dealer shelves Vic Gamer 2240 Third Street Livermore CA 94550 has parts needed conversion should able discuss possibility con verting newer OS 40s 36 size requlred likely avenue success mini mum effort probably K&B 58 FAC Nats/Warner Continued page 92 participant badges featuring ta mous Pinkham mug 200 colored meets art director Bill Ceresa jumbo Taylorcraft floatplane drops float 50 ft just continues flying Walt Eggerts 24-in -span SE 5 Jack McGiflivrays 37A-in-span Sea Hornet lit erally float Either could flown doors ht Leon Bennett pulls entire rudder off geared Cor sair flight improves debate rages over whether early airplane no markings should get zero markings category full points because its scale accuracy modeler unpacks finds hes left rubbber winder home several hundreds miles away neighbor comes rescue Two guys reminisce about see ing Hindenberg Graf Zeppelin youth Scott Kogut Junior grins ear ear upon return chas ing after results year mod eling experiencea French Pottier Peanut Someone remarks large number Cessnas fieldmainly AWs Airmasters CR-3 racers Hes right must several dozen Someone else notes multiple-engined ships going new wave modeling due increase electric minimotor availability Fernando Ramos Model Builders FF Scale columnist returns frustrating bout balky diesel kept him qualifying outstanding Sopwith Triplane An excited modeler jumps up down gesticulating wildly tri-motored Rubber biplane Boeing breaks minute first timea rite passage Joyous whoops encouragement common place modelers celebrate others successes own Earl Stahl mentions modelers plane really made nice flight modeler has re ceived far trophy ample reward efforts could fill hundred pages warmth no pun intended present air over field Despite disappointments discomfort assembled participants shared unforgettable experience reaf firmation beloved hobby next reunion two years join family 174 Model Aviation Carry Largest Only Stock Kraft Parts World aft alive rklngl KRAFT MIDWEST ILLfL Ar f-X Authorized Warranty Service FREQUENCY CONVERSION $1000 Discount Regular Repair Most Makes Models Converted Tuning Done Spectrum Analyzer Ku&FiK-LINE Also Service LZI3 AU FutabaShacji Only Full Time Servicenter Ihe Midwesl 117 East Main St Northvil le Michigan 48167 r Level] /~7 Phone 1-313-348-0085 Finally heartfelt salute order beautiful people gave selves make 1988 FAC possible successful addition Maxecuter ganizers special thanks Lin Juanita Reichel Tom Schmitt Bob Clemens Ma rie Rees Connie McSulskis Marian Mann Kathy Thomas Peg Paisley Shirley Kuenz Rich Hensel Pat Jupiter Gerry Helen Paisley Otto Kuhni Claude Powell Paul Spreiregen Western NY FF Society Geneseo National Warplane Museum Peck-Polymers Golden Age Reproduc tions Sea Glen Models Blue Swallow Mod els Flyline Models Flying Scale Inc well unsung volunteer timers go-fers helpers especially en thusiastic thanks superb contes tants willingly shared yourselves keep Free Flight Scale alive well growing Bladder/Weinreich Continued page 99 lines shorter reaction time re quired about same bigger contest models Phil Granderson Portland OR came fourth year has won contest twice before practiced playing video games air hockey also flew plane night training himself con trol model depending sight helps him concentrate opposi tion match Just important practice con struction models proper modifica tion engines wings con structed Styrofoam reinforced bal sa carbon fiber fiberglass strapping tape Stabs built lightness tail booms either built-up ones made carbon fiber arrow shafts Models have wingspans about 4 ft weigh 18 20 oz About half weight accounted engine engine mounts Like other Bladder Grabber partici pants Kott designs own planes re works engines putting brass cylinder liners aluminum pistons modi1ing crankshafts Most engines contest started out life Fox 35s Combat has come long way past 20 years Bob Carver remarked Com paring Combat plane 20 years ago today like comparing Model T new Porsche Carver has fly ing 25 years explained speeds have gone 80 120 mph engine power has risen one-half horsepower two Aerodynamics have changed airfoil shapes different moments better planes can turn tighter accelerate faster performance has improved reminded us has skill level pi lots' Ironically last years Nats winner Mark Smith Ft Worth TX found hes im proved models too much built new planes year quicker faster old ones used did fly well Smith rue fully explained Though didnt place years Bladder Grabber hes no quitter planning return next years Theres something about Combat flying just gets blood Bob Carver continues compete de spite never having won Bladder Grabber although year placed respectable seventh summed up way Its ultimate video game Its flier against another its strategy maneu vering evasion attack Its things actual fighter pilots have Ill give Bob last word too know youve alive says after youve flown Combat match As motto Combat observation would hard improve upon Dihedral/Beron-Rawdon Continued page 106 half-degree penalty polyhedral wing relative V-dihedral wing will force increase speed about 3% degree penalty parabolic wing rel ative V-wing will force 55% increase speed Because dihedral angle yaw angle reciprocal works out changing Equlvalent Dihedral Angle has no effect variations angle attack larger slower planes penalty severe Take 120-in-span 1000in2 25-lb plane thermals 175 ft/sec instance plane must yaw 150 300 bank angle V-dihedral plane will thermal 4% slower poly hedral plane 8% slower para bolic wing addition penalty imposed poly hedral parabolic wings steady-state circle another penalty imposed maneu vering circling particular initiat ing roll-out steady-state circle further loads up inboard panel tip loads up polyhedral parabolic wings order leave equal maneuvering margin top existing stall margin polyhedral parabolic wings must flown faster yet V-dihedral wing conclusion draw V-dihedral wings superior ther maling maneuvering thermaling contrast conclusion par abolic polyhedral wings superior steady-state rolling maneuvers mar gin superiority both cases very great important large slow airplanes Spiral stability Spiral stability refers ability airplane roll out cir cle rudder neutralized hold constant circle radius rud der held deflected plane very spirally stable will roll out circle quickly rudder centered will require substantial rudder deflection hold circle will fly straight still PRECISION MODEL PRODUCTS Made U S BARSTOCK ALUMINUM SPINNERS Pan NoSize fl-150B .. 1-1/2 TT-175B .. 1-314 TT-200-B TT-225-B .. 21/4 TT-226-B .. 2114 FAI 11-250-B .. 21/2 TT-251B . 21/2 FAI .. TI-275-B .. 23/4 TI276-B .. 23/4 FAt .. 11-300-B 11301-BFAIl 11325-B .. 3-1/4 l1-350B 3-1/2 11-375-B33/4. 11-400-B4 RetailApprox PriceWeight $1395058 02 149509502 1595100oz 169516002 189515002 189519002 2095170oz 229522002 249520002 269526002 289525002 3695340oz 4995470oz 599552002 6995570oz 3 Pieces Cone Back Plate Retainer Screw Note 3 4 Blade Spinners Available Sizes Add $300 Per Spinner PROP NUT ADAPTORS Pan No Size 11-140-A 28 11-147-A -28/7mm 11-610-A 10mm 11-710-A x 10mm 11-516-A 6-24 11-518-A . 5/16-24/8mm 11-810-A . Ox 10mm 11-825-AOx 125mm 11-375-A3/8-24 11-125-A10 x 125mm RetailApprox PriceWeight $495061 02 495 . 061 oz 495 . 063oz 495OB2oz 49507602 495 .076 02 495076oz 495075 02 595 .ll7oz 595 02 3 Pieces Nut Washer Machined Bushing Add $350 Shipping Handling Prices subject change notice ROMCO MFG INC OX 836 SOUTH HOUSTON TEXAS 77587 713 943-1867 October 1988 175
Edition: Model Aviation - 1988/10
Page Numbers: 85, 86, 87, 88, 92, 174, 175
NO OCR TEXT NO OCR TEXT NO OCR TEXT NO OCR TEXT ismorethesetoffull-size og sport-tncomplete instru iso ththeius no guessv comes toequipr ost-ready-to-coverinstaliation ass planes could ever hope findAnd ew Real model planemake vtau cxwstruction withguessi out its peifwance ion 0 iension Onelookatthekitand youll know its kind pre-built proud put ourThis no pre-printed cookie-cutter model name onso youll covering Vector Vectors precision-assembled balsa-material choose colors and-ply fuselage balsa-sheeted foam winglike best accurately cut balsa tall surfaces add l-and-stick window decals up same kind smooth predictableincluded plus help out some design performance practical repairabilitysuggestions make things easieL youd expect model youd carefully Vector local dealers built yourselfsoon Its got difference hard partseverything CARL GOLDBERG already donecould ask MOOELS INC Real plans __in sport tralner Plus its kind pre-built youll Unlike pre-builts Vector comes proud put name too HAS MOVED INTO LARGER QUARTERS 21658 Cloud Way Hayward CA 94545 CAL 415 783-4868 Out CAL 800 482-8683 Blue Max hang around necks Dis tinguished Service Medals awarded several deserving individuals fore among great Earl Stahl also awarded honorary rank colonel FAC Earl noted 50th niversary Scale events AMA Nats first 15 entries won Henry Struck Trophies given out days events nearly 50 nated door prizes went lucky contestants good time Post-banquet parties went until after midnight everyone up crack dawn miss minute Sundays fun single person attending saw differ ent FAC Nats Im sure just too much happening us take Still scenes riveted everyones attention shared pauses vintage planes museum landed took off grass strip middle field magnificent radial roar return B17 air show during barbecue Sunday night certainly moment ignored Whenever Don Srull flew Electric Do-X 12 props churning up air flying stopped jaws dropped Dennis Normans four-engined Lancaster never took air eyes trained upon Dave Rees drew crowds test ing Northrop Flying Wing despite fact never flew very far due launch ing difficulties Another flying wing Vance Gilbert flew very well indeedand saw airplane turn around chase him will always remember Vances immortal Frankensteinian cry Hey dont hit Im made Drawing shouts approval parts field too Joe Barishs flight over three minutes VL-powered Fair child 91 seaplane Srulls long Voisin ca nard ffights things no missed Around perimeter sideshows ranging Easy Built Mod els van selling arcane transmissions Thirtiessix motors driving pro pellerto Stu Meyers Space-Age elec tronic torque meter close enough could hear lovely song Bob Weatherells Earl Stahl-trophy-winning DH Dragon twin-engined biplane synchronized CO2 motors Beautiful Jim Moseleys T-shirt proclaimed ex-wife hates model air planes Mac Mciunkin spent much time conducting informal seminars jet power using CO2 Bell X-l setup illustra tion Tom Arnold came way California oniy have full-size PT-23 taxi over model winder ffiers showing off laser-cut walnut tro phies Otto Kuhnis fine artwork FAC silver belt buckles sent Pat Daily Philippines Others flashed Continued page 174 92 Model Aviation proud announce TATONE PRODUCTS CORPORATION has acquired CB ASSOCIATES PRESIDENT TATONE PRODUCTS CORP4 F-100 SUPERSABER 67 L x 54 WS tanks dive brake4 9 Channel optional drop28 oz Wing Load Available AprIl 88832 sq area $32500 1/86 Scale F-20 TIGERSHARK70 L x 48 WS 5 Channel z Wing Load 712 sq area $28900 1/8 Scale SAAB AJ37 VIGGEN optional Canard tiaps 64 Lx 45 WS 5 6 Channel z Wing Load 895 sq area $32900 1/95 Scale VIDEO $1995 $200 Kit Info ____ & Dealer List CANARDSI SOL Quickie $7495 4 OH 5 ENG SCL $9995Canard Trainer $4495 4-5CHS4OENG4CH 35-45ENG Made USA Modelers Modelers US Foreign Dealers/Oistributors Wanted Cressline Model Products Ltd. W23a Nieso 8USSC RD WAUKESHA WI 53188 414 548-3792 what its like spot responsible scoring match scores would probably accurate given semiwilling group draftee judges Part Combat fliers genetic makeup something makes him want fly rules other ones force current FM rules mandate 4mm venturi restrictor 10%-nitro fuel So now have Outlaw FM Combat no venturi fuel restrictions Un fortunately Nelson 15 still dominant both categories entrants using Nelsons must use 4mm restrictor low nitro fuel Fox 15 open venturi 50%nitro fuel close match Nelson other engines like Cox Conquest Su pertigre might think its guys Nd sons promoting form FM fact its just opposite guys big vestment Nelsons also have lot engines old days want able use being disadvantageand besides theyre lot expendable $175 Nelson Effectively will mean non-Nelson Outlaw contests except Nationals team trials theyre two real FM meets USA anyway gets back whether need advantage beat someone did beat because superior skill ability through technology Most us would take wm way can get show town Thats about Fast Combat engines unless have machinist friend can rework some other engines market Duke Fox offers new Combat Special Mark VI fur $80 directly fac tory can order phone calling 501/6461656 having Visa Mastercard handy sounds like lot moneyuntil start building engine new liner piston bearings crank etc engine supplied Duke good enough win contests properly broken handied care dont have anything engine except run awhile bench put plane very rigid en gine mount dont want stocker can thing cleaning out burrs replacing half engine parts go again Ive seen several recent examples welltreated totally stock engines ran really well will probably last several seasons no problems after couple easy runs bench cant make engine run full revs entire bladder fuel constant setting youre ready put planebecause will same thing air Get some good bladder tub ing remote needie assembly above use good 40%-nitro fuel recommended Duke cant fit engine hand youll have let fit itselfa process takes both time bench running rich eventually max imum rpm full-lean setting tank after tank fuel CL Navy Carrier/Perry Continued page 73 light have potential good perform ance cant expect take out box win two other engines have better potential winning performance Indeed majority successful competitors use other first K&B 58 avail able direct K&B Manufacturing 12152 Woodruff Ave Downey CA 90241 other option Tune-Hill conversion 05 40 FSR engine has replaced newer designs still available used market few dealer shelves Vic Gamer 2240 Third Street Livermore CA 94550 has parts needed conversion should able discuss possibility con verting newer OS 40s 36 size requlred likely avenue success mini mum effort probably K&B 58 FAC Nats/Warner Continued page 92 participant badges featuring ta mous Pinkham mug 200 colored meets art director Bill Ceresa jumbo Taylorcraft floatplane drops float 50 ft just continues flying Walt Eggerts 24-in -span SE 5 Jack McGiflivrays 37A-in-span Sea Hornet lit erally float Either could flown doors ht Leon Bennett pulls entire rudder off geared Cor sair flight improves debate rages over whether early airplane no markings should get zero markings category full points because its scale accuracy modeler unpacks finds hes left rubbber winder home several hundreds miles away neighbor comes rescue Two guys reminisce about see ing Hindenberg Graf Zeppelin youth Scott Kogut Junior grins ear ear upon return chas ing after results year mod eling experiencea French Pottier Peanut Someone remarks large number Cessnas fieldmainly AWs Airmasters CR-3 racers Hes right must several dozen Someone else notes multiple-engined ships going new wave modeling due increase electric minimotor availability Fernando Ramos Model Builders FF Scale columnist returns frustrating bout balky diesel kept him qualifying outstanding Sopwith Triplane An excited modeler jumps up down gesticulating wildly tri-motored Rubber biplane Boeing breaks minute first timea rite passage Joyous whoops encouragement common place modelers celebrate others successes own Earl Stahl mentions modelers plane really made nice flight modeler has re ceived far trophy ample reward efforts could fill hundred pages warmth no pun intended present air over field Despite disappointments discomfort assembled participants shared unforgettable experience reaf firmation beloved hobby next reunion two years join family 174 Model Aviation Carry Largest Only Stock Kraft Parts World aft alive rklngl KRAFT MIDWEST ILLfL Ar f-X Authorized Warranty Service FREQUENCY CONVERSION $1000 Discount Regular Repair Most Makes Models Converted Tuning Done Spectrum Analyzer Ku&FiK-LINE Also Service LZI3 AU FutabaShacji Only Full Time Servicenter Ihe Midwesl 117 East Main St Northvil le Michigan 48167 r Level] /~7 Phone 1-313-348-0085 Finally heartfelt salute order beautiful people gave selves make 1988 FAC possible successful addition Maxecuter ganizers special thanks Lin Juanita Reichel Tom Schmitt Bob Clemens Ma rie Rees Connie McSulskis Marian Mann Kathy Thomas Peg Paisley Shirley Kuenz Rich Hensel Pat Jupiter Gerry Helen Paisley Otto Kuhni Claude Powell Paul Spreiregen Western NY FF Society Geneseo National Warplane Museum Peck-Polymers Golden Age Reproduc tions Sea Glen Models Blue Swallow Mod els Flyline Models Flying Scale Inc well unsung volunteer timers go-fers helpers especially en thusiastic thanks superb contes tants willingly shared yourselves keep Free Flight Scale alive well growing Bladder/Weinreich Continued page 99 lines shorter reaction time re quired about same bigger contest models Phil Granderson Portland OR came fourth year has won contest twice before practiced playing video games air hockey also flew plane night training himself con trol model depending sight helps him concentrate opposi tion match Just important practice con struction models proper modifica tion engines wings con structed Styrofoam reinforced bal sa carbon fiber fiberglass strapping tape Stabs built lightness tail booms either built-up ones made carbon fiber arrow shafts Models have wingspans about 4 ft weigh 18 20 oz About half weight accounted engine engine mounts Like other Bladder Grabber partici pants Kott designs own planes re works engines putting brass cylinder liners aluminum pistons modi1ing crankshafts Most engines contest started out life Fox 35s Combat has come long way past 20 years Bob Carver remarked Com paring Combat plane 20 years ago today like comparing Model T new Porsche Carver has fly ing 25 years explained speeds have gone 80 120 mph engine power has risen one-half horsepower two Aerodynamics have changed airfoil shapes different moments better planes can turn tighter accelerate faster performance has improved reminded us has skill level pi lots' Ironically last years Nats winner Mark Smith Ft Worth TX found hes im proved models too much built new planes year quicker faster old ones used did fly well Smith rue fully explained Though didnt place years Bladder Grabber hes no quitter planning return next years Theres something about Combat flying just gets blood Bob Carver continues compete de spite never having won Bladder Grabber although year placed respectable seventh summed up way Its ultimate video game Its flier against another its strategy maneu vering evasion attack Its things actual fighter pilots have Ill give Bob last word too know youve alive says after youve flown Combat match As motto Combat observation would hard improve upon Dihedral/Beron-Rawdon Continued page 106 half-degree penalty polyhedral wing relative V-dihedral wing will force increase speed about 3% degree penalty parabolic wing rel ative V-wing will force 55% increase speed Because dihedral angle yaw angle reciprocal works out changing Equlvalent Dihedral Angle has no effect variations angle attack larger slower planes penalty severe Take 120-in-span 1000in2 25-lb plane thermals 175 ft/sec instance plane must yaw 150 300 bank angle V-dihedral plane will thermal 4% slower poly hedral plane 8% slower para bolic wing addition penalty imposed poly hedral parabolic wings steady-state circle another penalty imposed maneu vering circling particular initiat ing roll-out steady-state circle further loads up inboard panel tip loads up polyhedral parabolic wings order leave equal maneuvering margin top existing stall margin polyhedral parabolic wings must flown faster yet V-dihedral wing conclusion draw V-dihedral wings superior ther maling maneuvering thermaling contrast conclusion par abolic polyhedral wings superior steady-state rolling maneuvers mar gin superiority both cases very great important large slow airplanes Spiral stability Spiral stability refers ability airplane roll out cir cle rudder neutralized hold constant circle radius rud der held deflected plane very spirally stable will roll out circle quickly rudder centered will require substantial rudder deflection hold circle will fly straight still PRECISION MODEL PRODUCTS Made U S BARSTOCK ALUMINUM SPINNERS Pan NoSize fl-150B .. 1-1/2 TT-175B .. 1-314 TT-200-B TT-225-B .. 21/4 TT-226-B .. 2114 FAI 11-250-B .. 21/2 TT-251B . 21/2 FAI .. TI-275-B .. 23/4 TI276-B .. 23/4 FAt .. 11-300-B 11301-BFAIl 11325-B .. 3-1/4 l1-350B 3-1/2 11-375-B33/4. 11-400-B4 RetailApprox PriceWeight $1395058 02 149509502 1595100oz 169516002 189515002 189519002 2095170oz 229522002 249520002 269526002 289525002 3695340oz 4995470oz 599552002 6995570oz 3 Pieces Cone Back Plate Retainer Screw Note 3 4 Blade Spinners Available Sizes Add $300 Per Spinner PROP NUT ADAPTORS Pan No Size 11-140-A 28 11-147-A -28/7mm 11-610-A 10mm 11-710-A x 10mm 11-516-A 6-24 11-518-A . 5/16-24/8mm 11-810-A . Ox 10mm 11-825-AOx 125mm 11-375-A3/8-24 11-125-A10 x 125mm RetailApprox PriceWeight $495061 02 495 . 061 oz 495 . 063oz 495OB2oz 49507602 495 .076 02 495076oz 495075 02 595 .ll7oz 595 02 3 Pieces Nut Washer Machined Bushing Add $350 Shipping Handling Prices subject change notice ROMCO MFG INC OX 836 SOUTH HOUSTON TEXAS 77587 713 943-1867 October 1988 175
Edition: Model Aviation - 1988/10
Page Numbers: 85, 86, 87, 88, 92, 174, 175
NO OCR TEXT NO OCR TEXT NO OCR TEXT NO OCR TEXT ismorethesetoffull-size og sport-tncomplete instru iso ththeius no guessv comes toequipr ost-ready-to-coverinstaliation ass planes could ever hope findAnd ew Real model planemake vtau cxwstruction withguessi out its peifwance ion 0 iension Onelookatthekitand youll know its kind pre-built proud put ourThis no pre-printed cookie-cutter model name onso youll covering Vector Vectors precision-assembled balsa-material choose colors and-ply fuselage balsa-sheeted foam winglike best accurately cut balsa tall surfaces add l-and-stick window decals up same kind smooth predictableincluded plus help out some design performance practical repairabilitysuggestions make things easieL youd expect model youd carefully Vector local dealers built yourselfsoon Its got difference hard partseverything CARL GOLDBERG already donecould ask MOOELS INC Real plans __in sport tralner Plus its kind pre-built youll Unlike pre-builts Vector comes proud put name too HAS MOVED INTO LARGER QUARTERS 21658 Cloud Way Hayward CA 94545 CAL 415 783-4868 Out CAL 800 482-8683 Blue Max hang around necks Dis tinguished Service Medals awarded several deserving individuals fore among great Earl Stahl also awarded honorary rank colonel FAC Earl noted 50th niversary Scale events AMA Nats first 15 entries won Henry Struck Trophies given out days events nearly 50 nated door prizes went lucky contestants good time Post-banquet parties went until after midnight everyone up crack dawn miss minute Sundays fun single person attending saw differ ent FAC Nats Im sure just too much happening us take Still scenes riveted everyones attention shared pauses vintage planes museum landed took off grass strip middle field magnificent radial roar return B17 air show during barbecue Sunday night certainly moment ignored Whenever Don Srull flew Electric Do-X 12 props churning up air flying stopped jaws dropped Dennis Normans four-engined Lancaster never took air eyes trained upon Dave Rees drew crowds test ing Northrop Flying Wing despite fact never flew very far due launch ing difficulties Another flying wing Vance Gilbert flew very well indeedand saw airplane turn around chase him will always remember Vances immortal Frankensteinian cry Hey dont hit Im made Drawing shouts approval parts field too Joe Barishs flight over three minutes VL-powered Fair child 91 seaplane Srulls long Voisin ca nard ffights things no missed Around perimeter sideshows ranging Easy Built Mod els van selling arcane transmissions Thirtiessix motors driving pro pellerto Stu Meyers Space-Age elec tronic torque meter close enough could hear lovely song Bob Weatherells Earl Stahl-trophy-winning DH Dragon twin-engined biplane synchronized CO2 motors Beautiful Jim Moseleys T-shirt proclaimed ex-wife hates model air planes Mac Mciunkin spent much time conducting informal seminars jet power using CO2 Bell X-l setup illustra tion Tom Arnold came way California oniy have full-size PT-23 taxi over model winder ffiers showing off laser-cut walnut tro phies Otto Kuhnis fine artwork FAC silver belt buckles sent Pat Daily Philippines Others flashed Continued page 174 92 Model Aviation proud announce TATONE PRODUCTS CORPORATION has acquired CB ASSOCIATES PRESIDENT TATONE PRODUCTS CORP4 F-100 SUPERSABER 67 L x 54 WS tanks dive brake4 9 Channel optional drop28 oz Wing Load Available AprIl 88832 sq area $32500 1/86 Scale F-20 TIGERSHARK70 L x 48 WS 5 Channel z Wing Load 712 sq area $28900 1/8 Scale SAAB AJ37 VIGGEN optional Canard tiaps 64 Lx 45 WS 5 6 Channel z Wing Load 895 sq area $32900 1/95 Scale VIDEO $1995 $200 Kit Info ____ & Dealer List CANARDSI SOL Quickie $7495 4 OH 5 ENG SCL $9995Canard Trainer $4495 4-5CHS4OENG4CH 35-45ENG Made USA Modelers Modelers US Foreign Dealers/Oistributors Wanted Cressline Model Products Ltd. W23a Nieso 8USSC RD WAUKESHA WI 53188 414 548-3792 what its like spot responsible scoring match scores would probably accurate given semiwilling group draftee judges Part Combat fliers genetic makeup something makes him want fly rules other ones force current FM rules mandate 4mm venturi restrictor 10%-nitro fuel So now have Outlaw FM Combat no venturi fuel restrictions Un fortunately Nelson 15 still dominant both categories entrants using Nelsons must use 4mm restrictor low nitro fuel Fox 15 open venturi 50%nitro fuel close match Nelson other engines like Cox Conquest Su pertigre might think its guys Nd sons promoting form FM fact its just opposite guys big vestment Nelsons also have lot engines old days want able use being disadvantageand besides theyre lot expendable $175 Nelson Effectively will mean non-Nelson Outlaw contests except Nationals team trials theyre two real FM meets USA anyway gets back whether need advantage beat someone did beat because superior skill ability through technology Most us would take wm way can get show town Thats about Fast Combat engines unless have machinist friend can rework some other engines market Duke Fox offers new Combat Special Mark VI fur $80 directly fac tory can order phone calling 501/6461656 having Visa Mastercard handy sounds like lot moneyuntil start building engine new liner piston bearings crank etc engine supplied Duke good enough win contests properly broken handied care dont have anything engine except run awhile bench put plane very rigid en gine mount dont want stocker can thing cleaning out burrs replacing half engine parts go again Ive seen several recent examples welltreated totally stock engines ran really well will probably last several seasons no problems after couple easy runs bench cant make engine run full revs entire bladder fuel constant setting youre ready put planebecause will same thing air Get some good bladder tub ing remote needie assembly above use good 40%-nitro fuel recommended Duke cant fit engine hand youll have let fit itselfa process takes both time bench running rich eventually max imum rpm full-lean setting tank after tank fuel CL Navy Carrier/Perry Continued page 73 light have potential good perform ance cant expect take out box win two other engines have better potential winning performance Indeed majority successful competitors use other first K&B 58 avail able direct K&B Manufacturing 12152 Woodruff Ave Downey CA 90241 other option Tune-Hill conversion 05 40 FSR engine has replaced newer designs still available used market few dealer shelves Vic Gamer 2240 Third Street Livermore CA 94550 has parts needed conversion should able discuss possibility con verting newer OS 40s 36 size requlred likely avenue success mini mum effort probably K&B 58 FAC Nats/Warner Continued page 92 participant badges featuring ta mous Pinkham mug 200 colored meets art director Bill Ceresa jumbo Taylorcraft floatplane drops float 50 ft just continues flying Walt Eggerts 24-in -span SE 5 Jack McGiflivrays 37A-in-span Sea Hornet lit erally float Either could flown doors ht Leon Bennett pulls entire rudder off geared Cor sair flight improves debate rages over whether early airplane no markings should get zero markings category full points because its scale accuracy modeler unpacks finds hes left rubbber winder home several hundreds miles away neighbor comes rescue Two guys reminisce about see ing Hindenberg Graf Zeppelin youth Scott Kogut Junior grins ear ear upon return chas ing after results year mod eling experiencea French Pottier Peanut Someone remarks large number Cessnas fieldmainly AWs Airmasters CR-3 racers Hes right must several dozen Someone else notes multiple-engined ships going new wave modeling due increase electric minimotor availability Fernando Ramos Model Builders FF Scale columnist returns frustrating bout balky diesel kept him qualifying outstanding Sopwith Triplane An excited modeler jumps up down gesticulating wildly tri-motored Rubber biplane Boeing breaks minute first timea rite passage Joyous whoops encouragement common place modelers celebrate others successes own Earl Stahl mentions modelers plane really made nice flight modeler has re ceived far trophy ample reward efforts could fill hundred pages warmth no pun intended present air over field Despite disappointments discomfort assembled participants shared unforgettable experience reaf firmation beloved hobby next reunion two years join family 174 Model Aviation Carry Largest Only Stock Kraft Parts World aft alive rklngl KRAFT MIDWEST ILLfL Ar f-X Authorized Warranty Service FREQUENCY CONVERSION $1000 Discount Regular Repair Most Makes Models Converted Tuning Done Spectrum Analyzer Ku&FiK-LINE Also Service LZI3 AU FutabaShacji Only Full Time Servicenter Ihe Midwesl 117 East Main St Northvil le Michigan 48167 r Level] /~7 Phone 1-313-348-0085 Finally heartfelt salute order beautiful people gave selves make 1988 FAC possible successful addition Maxecuter ganizers special thanks Lin Juanita Reichel Tom Schmitt Bob Clemens Ma rie Rees Connie McSulskis Marian Mann Kathy Thomas Peg Paisley Shirley Kuenz Rich Hensel Pat Jupiter Gerry Helen Paisley Otto Kuhni Claude Powell Paul Spreiregen Western NY FF Society Geneseo National Warplane Museum Peck-Polymers Golden Age Reproduc tions Sea Glen Models Blue Swallow Mod els Flyline Models Flying Scale Inc well unsung volunteer timers go-fers helpers especially en thusiastic thanks superb contes tants willingly shared yourselves keep Free Flight Scale alive well growing Bladder/Weinreich Continued page 99 lines shorter reaction time re quired about same bigger contest models Phil Granderson Portland OR came fourth year has won contest twice before practiced playing video games air hockey also flew plane night training himself con trol model depending sight helps him concentrate opposi tion match Just important practice con struction models proper modifica tion engines wings con structed Styrofoam reinforced bal sa carbon fiber fiberglass strapping tape Stabs built lightness tail booms either built-up ones made carbon fiber arrow shafts Models have wingspans about 4 ft weigh 18 20 oz About half weight accounted engine engine mounts Like other Bladder Grabber partici pants Kott designs own planes re works engines putting brass cylinder liners aluminum pistons modi1ing crankshafts Most engines contest started out life Fox 35s Combat has come long way past 20 years Bob Carver remarked Com paring Combat plane 20 years ago today like comparing Model T new Porsche Carver has fly ing 25 years explained speeds have gone 80 120 mph engine power has risen one-half horsepower two Aerodynamics have changed airfoil shapes different moments better planes can turn tighter accelerate faster performance has improved reminded us has skill level pi lots' Ironically last years Nats winner Mark Smith Ft Worth TX found hes im proved models too much built new planes year quicker faster old ones used did fly well Smith rue fully explained Though didnt place years Bladder Grabber hes no quitter planning return next years Theres something about Combat flying just gets blood Bob Carver continues compete de spite never having won Bladder Grabber although year placed respectable seventh summed up way Its ultimate video game Its flier against another its strategy maneu vering evasion attack Its things actual fighter pilots have Ill give Bob last word too know youve alive says after youve flown Combat match As motto Combat observation would hard improve upon Dihedral/Beron-Rawdon Continued page 106 half-degree penalty polyhedral wing relative V-dihedral wing will force increase speed about 3% degree penalty parabolic wing rel ative V-wing will force 55% increase speed Because dihedral angle yaw angle reciprocal works out changing Equlvalent Dihedral Angle has no effect variations angle attack larger slower planes penalty severe Take 120-in-span 1000in2 25-lb plane thermals 175 ft/sec instance plane must yaw 150 300 bank angle V-dihedral plane will thermal 4% slower poly hedral plane 8% slower para bolic wing addition penalty imposed poly hedral parabolic wings steady-state circle another penalty imposed maneu vering circling particular initiat ing roll-out steady-state circle further loads up inboard panel tip loads up polyhedral parabolic wings order leave equal maneuvering margin top existing stall margin polyhedral parabolic wings must flown faster yet V-dihedral wing conclusion draw V-dihedral wings superior ther maling maneuvering thermaling contrast conclusion par abolic polyhedral wings superior steady-state rolling maneuvers mar gin superiority both cases very great important large slow airplanes Spiral stability Spiral stability refers ability airplane roll out cir cle rudder neutralized hold constant circle radius rud der held deflected plane very spirally stable will roll out circle quickly rudder centered will require substantial rudder deflection hold circle will fly straight still PRECISION MODEL PRODUCTS Made U S BARSTOCK ALUMINUM SPINNERS Pan NoSize fl-150B .. 1-1/2 TT-175B .. 1-314 TT-200-B TT-225-B .. 21/4 TT-226-B .. 2114 FAI 11-250-B .. 21/2 TT-251B . 21/2 FAI .. TI-275-B .. 23/4 TI276-B .. 23/4 FAt .. 11-300-B 11301-BFAIl 11325-B .. 3-1/4 l1-350B 3-1/2 11-375-B33/4. 11-400-B4 RetailApprox PriceWeight $1395058 02 149509502 1595100oz 169516002 189515002 189519002 2095170oz 229522002 249520002 269526002 289525002 3695340oz 4995470oz 599552002 6995570oz 3 Pieces Cone Back Plate Retainer Screw Note 3 4 Blade Spinners Available Sizes Add $300 Per Spinner PROP NUT ADAPTORS Pan No Size 11-140-A 28 11-147-A -28/7mm 11-610-A 10mm 11-710-A x 10mm 11-516-A 6-24 11-518-A . 5/16-24/8mm 11-810-A . Ox 10mm 11-825-AOx 125mm 11-375-A3/8-24 11-125-A10 x 125mm RetailApprox PriceWeight $495061 02 495 . 061 oz 495 . 063oz 495OB2oz 49507602 495 .076 02 495076oz 495075 02 595 .ll7oz 595 02 3 Pieces Nut Washer Machined Bushing Add $350 Shipping Handling Prices subject change notice ROMCO MFG INC OX 836 SOUTH HOUSTON TEXAS 77587 713 943-1867 October 1988 175
