2025 One Hertz Challenge: Electromechanical CMOS Clock Keeps In Step With Mains Frequency
Some people can’t be bothered to read the analog face of a traditional clock. Some people cannot stand the low frequency “hum” of mains current. If you are in either …read more
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https://hackaday.com/2025/07/04/2025-one-hertz-challenge-electromechanical-cmos-clock-keeps-in-step-with-mains-frequency/