gyro flux-gate compass

gyro flux-gate compass

[′jī·rō ′fləks ‚gāt ‚käm·pəs]
(navigation)
A compass in which a flux gate, horizontally stabilized by a gyroscope, senses the horizontal component of the earth's magnetic field; being fixed with respect to the aircraft, the compass reacts to each change in heading with a change in current.