One easy way to make a very accurate clock is with a WiFi-enabled microcontroller like an ESP32 and a display: set up NTP, and you’ll never be off by more than a minute. This water clock project by ...
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Recreate Jagyeongnu, the benevolent water clock
Jagyeongnu is an automatic water clock created in 1434 under King Sejong’s order. Powered by water flow, iron marbles and wooden figurines moved, striking bells, drums, and gongs automatically to ...
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