Electrochemical hour meter. (Saw it on Reddit). Current electrolyzes the mercury, which creates a moving dot... over time. www.reddit.com/r/AskElectro... - ThreadSky | a Reddit-style client for Bluesky

baldengineer.com • 27 days ago

Electrochemical hour meter. (Saw it on Reddit). Current electrolyzes the mercury, which creates a moving dot... over time.
https://www.reddit.com/r/AskElectronics/comments/1ihlekx/what_is_this_component/

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