An L/MF or UHF radio beacon transmitting nondirectional signals whereby the pilot of an aircraft equipped with direction finding equipment can determine his/her bearing to or from the radio beacon and “home” on or track to or from the station. When the radio beacon is installed in conjunction with the Instrument Landing System marker, it is normally called a Compass Locator.

Listed in the Pilot/Controller Glossary as a cross-reference to NONDIRECTIONAL BEACON, whose text is shown above.

Source FAA Pilot/Controller Glossary↗ · checked 2026-08-25