RADIO CONTROL SCALE AEROBATICS CORRECTION informed IMAC International Miniature Aerobatic Club official group voted ban gyros competition case official IMAC position remains same before current Academy Model Aeronautics AMA rulebook does address gyros Before go out buy pair piezo gyros though should know some IMAC officers Contest Directors CDs against use gyros IMAC contests will banned several events Keep mind intend install devices got nice letter photo 25-year modeler current DC-9 captain Airborne Express Wayne Norris owns flies Pitts Special biplanes photo wrote built model Midwest kit Super Stinker bashing kit slightly convert S-lS match full-scale mount G-23 nose Wayne hopes model will help him fullscale competition flying aid developing freestyle programs wife presently working full-scale DR-109 plans bash Extra 300 kit make DR-109 model have announcement may interest want try flying against big names lack visibility industry garner invite events would possible release charge Masters Aerobatic World Championships indicates contest no longer going strictly invitational affair first time Masters will have 10 open competitors addition 15 receive invitations open slots reserved approved pilots qualify flying 1998 Known sequence qualifying rounds September 8-9 qualify will move main event September 1012 pilots will start again fly Known Unknown Freestyle sequences Masters takes place Hartness Field Greenville SC Models must Scale Aerobatic aircraft 80-inch minimum span monoplanes 60-inch minimum biplanes request space send modeling rsum qualifications CD Mike Gregory Box 8218 Greenville SC 29604 E-mail airsew@innOvanet still have heard about using commercial Y harness units electronic servo reverser dual-elevator servo setup did get few letters asking anyone reported such devices now dont have enough information comment gadgets mentioned using dual tailmounted servos pushrod taking off top side other taking off bottom side servo satisfactory arrangement top radios can mostly accommodate setup using two separate channels separate reversing travel adjustments older systems midrange radios usually offer such simple solutions Using single servo practical bigger models what should you dont have computer radio can handle servo-reversing Instead mounting servos sides servo arms perpendicular elevator mount upright quick easy may require adding hatch servo tray fuselage least geometry can made identical servo/elevator half will go long way toward eliminating unwanted rolling hard elevator inputs used go route sure check balance aircraft before installing elevator servos Theres no advantage adding hatch tray rear airplane youll end up needing lead nose After sent photo letter describing Stephens Akro built Linck Models kit received several requests information get kit Steve Teerlinck owner Linck Models obliged sending information sheet about latest aircraft kit Chips Akro II 56inch span 525 square inches area target weight 475-525 pounds calls 40 two-stroke 50 fourstroke power Steve feels airplane would excellent choice Minmac competition Construction normal balsa Lite Ply parts laser-cut high degree accuracy Retail price $10995 plus shipping handling Linck Models 141 Moulton Hill Rd Monson MA 01057 Tel 413 267-9545 promised talk about crosswind landings have said maneuver best test piloting skills Since have land after flight since wind prefers blow across runway building crosswind-landing skills useful first very important step maneuver takes place long before final approach make sure know what wind conditions wind strong gentle blowing face out across runway cross it true 900 crosswind just slightly off centerline aware conditions hand will have much easier time dealing 116 Model Aviation e Norris Liberty IN flies both PiUs Specials Built model Midwest Super Stinker bashing kit 5-15 version match full-scale aerobat airplane has maximum crosswind component can effectively overcome some point crosswind will can safely overcome landing usually means will have enough control effectiveness continue landing safely Most will instantly recognize winds beyond abilities aircraft models full-scale aircraft ailerons will usually lose effectiveness before rudder does airspeed slows youre shooting crosswind landings cannot hold wings level slowing landing have found maximum crosswind component airplane Assuming weather beyond abilities airplane Ill look crosswind landing the wind blowing out pit area landing left know wind blowing will tend move airplane out away centerline airplane will tend weathervane wind case meaning will try yaw toward pits task overcome both unwanted movements controlling airspeed glide slope make approach landing unwanted yawing action left example can countered adding right rudder airplane pointing same heading runway centerline remember airplane already moving out its right wind just adding rudder will make move out faster So need add aileron Left aileron case slightly lower upwind wing cause airplane fly slightly left correcting wind drift controls used crosswind will always crossed right rudder left aileron left rudder right aileron depending wind direction much easy understand real touch required balancing control inputs maintain perfect track landing As increase either rudder aileron input youll usually have decrease other control input balance Further complicating process fact effectiveness controls will changing airspeed changes same rate ailerons usually lose control effectiveness quickly airspeed drops compared rudder case Im talking about Aerobatic airplanes necessarily trainers sport airplanes smaller rudder surfaces throws So aileron stick often needs increasing deflection achieve same results model slows Two other factors further add fun challenges wind rarely constant means have adjust controls counter gusts lulls wind As apply elevator airplane will change its lateral track slightly since wings level means youll have balance rudder inputs against aileron elevator movement Go out work crosswind landing increasing amounts wind skills comfort levels increase Mastering maneuver will give great amount satisfaction will make better pilot Next time Ill look some exciting maneuvers whatever want talk about column please send letters photos suggestions questions general interest Ill best use s protect airplane engine investment Any RC pilot will tell its important maintain engine maximize flying enjoyment Thats After Run Engine Oil comes Its specially formulated help sustain peak performance levels Protecting bearings vital parts rust corrosion Helping prevent varnish gum build-up can rob power Making engines easier start Prolonging model engine life Use After Run protect engine during winter storage next spring itll top running condition location Hobbico dealer nearest please call 1 -800-682-8948 mention code #041 3F HOBBICO distributed exclusively through GREAT PLANES MODEL DISTRIBUTORS COMPANY PO Box 9021 champaign IL 61826-9021 w copyright 1996 185 June1998 117 After fun. Use After Run low-cost power plant D & 330-877-1445 J ice&RepairsForMostRadioControlSystems Utilizing Calibrated Test Equipment & Spectrum Analyzers Endors.d AMA RCMA Sticker Station #105 Futaba Airtronics JR Ace 1-liTec Tower Cirrus World Engines & WE USE GENUINE FACTORY REPLACEMENT PARTS Complete 1991 Narrow Banding & Upgrades RCD / HITEC R/C DEALER FCC Licensed Speed Control Repairs Quality Service Fast Turn Around Shipping & Insurance ExtraUPS US Mail visit home page http//wwwdnlelectronicscom Email davld@dnielectronicscom laynewdolelectronics AMA #256123ARRLWB8YSQ
Edition: Model Aviation - 1998/06
Page Numbers: 116, 117
Edition: Model Aviation - 1998/06
Page Numbers: 116, 117
RADIO CONTROL SCALE AEROBATICS CORRECTION informed IMAC International Miniature Aerobatic Club official group voted ban gyros competition case official IMAC position remains same before current Academy Model Aeronautics AMA rulebook does address gyros Before go out buy pair piezo gyros though should know some IMAC officers Contest Directors CDs against use gyros IMAC contests will banned several events Keep mind intend install devices got nice letter photo 25-year modeler current DC-9 captain Airborne Express Wayne Norris owns flies Pitts Special biplanes photo wrote built model Midwest kit Super Stinker bashing kit slightly convert S-lS match full-scale mount G-23 nose Wayne hopes model will help him fullscale competition flying aid developing freestyle programs wife presently working full-scale DR-109 plans bash Extra 300 kit make DR-109 model have announcement may interest want try flying against big names lack visibility industry garner invite events would possible release charge Masters Aerobatic World Championships indicates contest no longer going strictly invitational affair first time Masters will have 10 open competitors addition 15 receive invitations open slots reserved approved pilots qualify flying 1998 Known sequence qualifying rounds September 8-9 qualify will move main event September 1012 pilots will start again fly Known Unknown Freestyle sequences Masters takes place Hartness Field Greenville SC Models must Scale Aerobatic aircraft 80-inch minimum span monoplanes 60-inch minimum biplanes request space send modeling rsum qualifications CD Mike Gregory Box 8218 Greenville SC 29604 E-mail airsew@innOvanet still have heard about using commercial Y harness units electronic servo reverser dual-elevator servo setup did get few letters asking anyone reported such devices now dont have enough information comment gadgets mentioned using dual tailmounted servos pushrod taking off top side other taking off bottom side servo satisfactory arrangement top radios can mostly accommodate setup using two separate channels separate reversing travel adjustments older systems midrange radios usually offer such simple solutions Using single servo practical bigger models what should you dont have computer radio can handle servo-reversing Instead mounting servos sides servo arms perpendicular elevator mount upright quick easy may require adding hatch servo tray fuselage least geometry can made identical servo/elevator half will go long way toward eliminating unwanted rolling hard elevator inputs used go route sure check balance aircraft before installing elevator servos Theres no advantage adding hatch tray rear airplane youll end up needing lead nose After sent photo letter describing Stephens Akro built Linck Models kit received several requests information get kit Steve Teerlinck owner Linck Models obliged sending information sheet about latest aircraft kit Chips Akro II 56inch span 525 square inches area target weight 475-525 pounds calls 40 two-stroke 50 fourstroke power Steve feels airplane would excellent choice Minmac competition Construction normal balsa Lite Ply parts laser-cut high degree accuracy Retail price $10995 plus shipping handling Linck Models 141 Moulton Hill Rd Monson MA 01057 Tel 413 267-9545 promised talk about crosswind landings have said maneuver best test piloting skills Since have land after flight since wind prefers blow across runway building crosswind-landing skills useful first very important step maneuver takes place long before final approach make sure know what wind conditions wind strong gentle blowing face out across runway cross it true 900 crosswind just slightly off centerline aware conditions hand will have much easier time dealing 116 Model Aviation e Norris Liberty IN flies both PiUs Specials Built model Midwest Super Stinker bashing kit 5-15 version match full-scale aerobat airplane has maximum crosswind component can effectively overcome some point crosswind will can safely overcome landing usually means will have enough control effectiveness continue landing safely Most will instantly recognize winds beyond abilities aircraft models full-scale aircraft ailerons will usually lose effectiveness before rudder does airspeed slows youre shooting crosswind landings cannot hold wings level slowing landing have found maximum crosswind component airplane Assuming weather beyond abilities airplane Ill look crosswind landing the wind blowing out pit area landing left know wind blowing will tend move airplane out away centerline airplane will tend weathervane wind case meaning will try yaw toward pits task overcome both unwanted movements controlling airspeed glide slope make approach landing unwanted yawing action left example can countered adding right rudder airplane pointing same heading runway centerline remember airplane already moving out its right wind just adding rudder will make move out faster So need add aileron Left aileron case slightly lower upwind wing cause airplane fly slightly left correcting wind drift controls used crosswind will always crossed right rudder left aileron left rudder right aileron depending wind direction much easy understand real touch required balancing control inputs maintain perfect track landing As increase either rudder aileron input youll usually have decrease other control input balance Further complicating process fact effectiveness controls will changing airspeed changes same rate ailerons usually lose control effectiveness quickly airspeed drops compared rudder case Im talking about Aerobatic airplanes necessarily trainers sport airplanes smaller rudder surfaces throws So aileron stick often needs increasing deflection achieve same results model slows Two other factors further add fun challenges wind rarely constant means have adjust controls counter gusts lulls wind As apply elevator airplane will change its lateral track slightly since wings level means youll have balance rudder inputs against aileron elevator movement Go out work crosswind landing increasing amounts wind skills comfort levels increase Mastering maneuver will give great amount satisfaction will make better pilot Next time Ill look some exciting maneuvers whatever want talk about column please send letters photos suggestions questions general interest Ill best use s protect airplane engine investment Any RC pilot will tell its important maintain engine maximize flying enjoyment Thats After Run Engine Oil comes Its specially formulated help sustain peak performance levels Protecting bearings vital parts rust corrosion Helping prevent varnish gum build-up can rob power Making engines easier start Prolonging model engine life Use After Run protect engine during winter storage next spring itll top running condition location Hobbico dealer nearest please call 1 -800-682-8948 mention code #041 3F HOBBICO distributed exclusively through GREAT PLANES MODEL DISTRIBUTORS COMPANY PO Box 9021 champaign IL 61826-9021 w copyright 1996 185 June1998 117 After fun. Use After Run low-cost power plant D & 330-877-1445 J ice&RepairsForMostRadioControlSystems Utilizing Calibrated Test Equipment & Spectrum Analyzers Endors.d AMA RCMA Sticker Station #105 Futaba Airtronics JR Ace 1-liTec Tower Cirrus World Engines & WE USE GENUINE FACTORY REPLACEMENT PARTS Complete 1991 Narrow Banding & Upgrades RCD / HITEC R/C DEALER FCC Licensed Speed Control Repairs Quality Service Fast Turn Around Shipping & Insurance ExtraUPS US Mail visit home page http//wwwdnlelectronicscom Email davld@dnielectronicscom laynewdolelectronics AMA #256123ARRLWB8YSQ
