Mean time between failures

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Mean time between failures 5-1-040

Acronym: MTBF

The total measured operating time of a population of repairable equipments divided by the total number of failures within this population. MTBF is generally determined during the constant-failure-rate period.

Please note that this is the term as it stands in the original IALA Dictionary edition (1970-1989)

Mean Time Between Failures

International Association of Marine Aids to Navigation and Lighthouse Authorities - AISM