FOR THE NOISE THAT WASN’T THERE YESTERDAY

Make sense of
that noise.

A sound is a clue, not a diagnosis.
Let’s figure out what to check next.

Anything else you’ve noticed?
or drop a recording hereWAV, MP3, M4A + browser-supported audio · up to 15 MB

Aim for 5–15 seconds, from a safe distance. Keep the microphone clear of moving parts.

Add a recording or try an example.

Your recording stays on this device.
Audio is processed in your browser. Nothing is uploaded.

LISTEN. MEASURE. REASON.SC / 001
Sound patterns → possible explanationsNOT A PART DETECTOR

No recording? Get a feel for it.

These synthesized examples run through the same analysis as your recording. They illustrate patterns, not verified faults.

Useful questions. No invented certainty.

We measure pitch, roughness, and changes over time. You get possible explanations, what would help distinguish them, and a short note you can take to a technician.