Desktop app for the Timegrapher Studio wristwatch timegrapher - rate, beat error, amplitude and BPH from escapement sound, DS3231-disciplined ESP32.
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Updated
Aug 5, 2026 - Python
Desktop app for the Timegrapher Studio wristwatch timegrapher - rate, beat error, amplitude and BPH from escapement sound, DS3231-disciplined ESP32.
Open-source acoustic watch diagnostic workstation with WASM DSP autocorrelation, 10s WAV telemetry capture, 6-positional radar plotting, and client PDF reporting
Marat Oganesyan — Hairspring and Firekeep
Timegrapher para relojes mecánicos que corre entero en el navegador: marcha, amplitud y error de batida con una sonda y una tarjeta de sonido USB de 5 €. / In-browser timegrapher for mechanical watches.
3D-printable stand and fixtures for the Timegrapher Studio - watch clamp, sensor slide, pivot, and enclosure parts. Print-ready STL/3MF.
Open-source calculator for checking whether two mechanical-watch timegrapher rate readings agree, using both fits' uncertainty.
Free offline PWA for watchmakers - photograph a Weishi timegrapher display and turn the reading into structured data, history and PDF reports. No accounts, no cloud.
Hairspring and mechanical-watch measurement resources, plus host-root crawl discovery.
Hairspring is an iPhone timegrapher for mechanical watches—measure rate, beat error, amplitude bands, and repeatability with uncertainty stated.
Through-hole piezo preamplifier board for the Timegrapher Studio - conditions the faint escapement signal for the I2S ADC. KiCad.
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