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Most clocks are built to keep time on fairly short timescales: windup watches may run a few days between windings, torsion pendulum clocks go about a year between windings, battery-powered watches ...
I’ve got a mechanical movement clock that is accurate to a minute every two weeks. It’s better, or worse, depending upon the temperature, as the wooden pendulum stick moves.
Clocks are a favourite project here, and we can say we’ve seen all conceivable types over the years. Just a software clock on a retrocomputer perhaps isn’t the coolest among them, but [… ...
In the 17th century, Christiaan Huygens, inventor of the pendulum clock, noticed a curious phenomenon. When two identical pendulum clocks are mounted next to each other on a wall, their swings ...
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