earth inductor compass

noun

, Aeronautics.

1. a compass actuated by induction from the earth's magnetic field.

earth inductor compass

noun

1. a compass that depends on the current induced in a coil revolving in the earth's magnetic field Also calledinductor compass

Example Sentences

Then there’s that most important instrument, the earth inductor compass.

From Project Gutenberg

He had a tachometer, and an altimeter, an earth inductor compass, a drift indicator, and—” Captain Bill interrupted.

From Project Gutenberg

Their earth inductor compass had fits of running wild, their radio had become disabled, they were fast running out of gasoline�when suddenly at 3 a. m. they saw the sea-coast and the flicker of a lighthouse beacon beneath them.

From Time Magazine Archive

An earth inductor compass, a magnetic compass on the conventional instrument board and maps were his navigating facilities.

From Time Magazine Archive

Morris M. Titterington, 35, and lady friend, in a plane smash; at Pottsville, Pa. He founded the Pioneer Instrument Co., invented the earth inductor compass, said to have made long airplane flights possible.

From Time Magazine Archive