Aviation Dictionary

Locator middle marker (LMM)

Nondirectional radio beacon (NDB) compass locator, collocated with a middle marker (MM).

Dictionary Term

Locator middle marker (LMM)

Definition

Nondirectional radio beacon (NDB) compass locator, collocated with a middle marker (MM).

References

Pilot's Handbook of Aeronautical Knowledge, Federal Aviation Administration, 2023