Why we miss detecting failures? And the IAR method
Machines do not fail suddenly. They whisper first. A bearing running toward failure radiates faint high-frequency energy weeks before it seizes. A misaligned shaft produces a subtle 2x harmonic that hides beneath the noise floor until it doesn’t. A pump starved of net positive suction head cavitates with a characteristic broadband high frequency hiss that an experienced ear can catch, but that…
















