Bürk Clock -- Hauptuhr
3,489 views · Published 18 August 2007 · 0:25 · Indexed 12 November 2026
Channel: RODALCO2007 · 2007 · Science & Technology
Synchroniser on 3/4 Seconds clock pendulum. One impulse every 3 seconds, sourced from 4.19 MHz x tal oscillator.