heading indicator

(redirected from Directional gyro)
Also found in: Encyclopedia.

heading indicator

An instrument which displays heading transmitted electrically from a remote compass system.
Dictionary of Military and Associated Terms. US Department of Defense 2005.
References in periodicals archive ?
You'll need to correct for some gyro precession by slewing the system to the proper heading, just as you would with a conventional directional gyro. When the system is showing a heading error, is the heading flag in view?
Instrument Repairs: Still Cheaper Than EFIS: But for complex instruments facing obsolescence, upgrading to solid-state glass makes better sense. Think long-term and consider the warranty
The directional gyro was also found to be caged, which would have added even more confusion.
THE DAY THE MUSIC DIED: Explore with us a famous lesson in reading the weather when flying in IMC so you can remain safe and keep the music flowing for a long time to come
(NASDAQ: GRMN), has announced the approval of the G5 electronic flight instrument for installation as a replacement directional gyro (DG) or horizontal situation indicator (HSI) in type-certificated fixed-wing general aviation aircraft, the company said.
Garmin releases G5 electronic flight instrument for certificated aircraft
We were still IMC, had unreliable radios and appeared to have lost our directional gyro. I thought we should declare an emergency, and my students agreed.
Just another cross-country weekend
Additionally, the system enables directional gyro mode operation, which minimizes magnetic compass errors.
Northrop Grumman chosen for Airbus helicopters
Two of these navigational aids are the Gyro Horizon Indicator and the Directional Gyro Indicator, designed by Sperry and built by Sperry and Fisher Body.
"On Target" by Fisher
Many Natoma-machined parts for commercial aircraft end up in assemblies for directional gyro systems, radar units, and flat-screen integrated cockpit panel instrumentation.
Success at more than 300 miles away: Natoma Corp. isn't a shop in the middle of nowhere, but it's in an outer suburb of it. But, that hasn't kept it from prosperity
26) Directional gyro: Used with compass to show which direction plane is flying.
WHAT'S IN THE COCKPIT OF A SPITFIRE? A mind-boggling array of dials and levers at the fingertips of a Second World War fighter pilot
The directional gyro, which has a horizontal spin axis, measures yaw rate.
Navigating with gyroscopes and GPS
This device supplies the energy to spin vacuum-driven primary flight instruments, typically the artificial horizon and directional gyro of a so-called "steam gauge" airplane.
Losing Attitude: There's really no excuse today for not having backup attitude instrumentation when flying hard IFR
Aspen calls the E5 a Dual EFI (electronic flight instrument) because it's really a dual instrument, replacing the traditional mechanical attitude indicator and directional gyro in one split display.
Aspen EFD1000 E5: Low Cost, But Stark: Aspen's new budget-based retrofit EFIS has a crisp display and IFR capability, but its feature set is limited to basic flight instruments
Dictionary browser ?
Full browser ?