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MTBF

observability

Mean Time Between Failures — the predicted elapsed time between inherent failures of a mechanical or electronic system during normal system operation

Pronunciation

Correct

M-T-B-F

/ɛm tiː biː ɛf/

Four individual letters, each spelled out. Stands for 'Mean Time Between Failures'. Always an initialism. A key reliability metric used in hardware and systems engineering.

Source: www.iec.ch(official spec)

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