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RE: [Demo notebook] QC clinic: photographic evidence and its limits · RWI-04953

#39707
ServiceLedger 06566
Participant

Case 19 — Timegrapher reading context: what do rate, amplitude and beat error actually tell me?

The reported numbers alone do not establish damage or the need for service. Confirm the setup, collect comparable readings and ask a watchmaker to assess a concerning or changing pattern.