remote indicating automatic gyro horizon

artificial horizon (gyro horizon/ attitude indicator)

artificial horizon / attitude indicator, gyro-horizon

attitude indicator / artificial horizon, gyro-horizon

gyro-horizon / artificial horizon, attitude indicator

gyro horizon

gyro-compass / gyro-unit

gyro-unit / gyro-compass

Remote Pilot in Command (remote PIC)

indicating

indicating systems

address indicating group

emergency position-indicating radio beacon (EPIRB)

target indicating system

semi-automatic pistol (automatic pistol)

automatic heavy barrel rifle / heavy barrel automatic rifle

high frequency over-the-horizon (HF OTH) radar

horizon

horizon distance

Horizon's Lord

over-the-horizon forces

over-the-horizon ground-based radar

over-the-horizon range

true horizon

horizon check

beyond-the-horizon communication

celestial horizon

over-the-horizon communication

visible horizon

horizon index

radar horizon

radio horizon

beyond-the-horizon surveillance