Digital clocks normally run on a low voltage DC supply.
The AC current from the wall does not provide the clock timing. They use a quartz crystal oscillator for timing.
Why many clocks in Europe are currently displaying the wrong time / Warum viele Uhren in Europa derzeit die falsche Uhrzeit anzeigen
Digital clocks normally run on a low voltage DC supply.
The AC current from the wall does not provide the clock timing. They use a quartz crystal oscillator for timing.