[Rick] had a problem. His garage refrigerator was tasked with a critical duty—keeping refreshing beverages at low temperature. Unfortunately, it had failed—the condenser was forever running, or not ...
DCF77 is a radio signal is a 77.5 kHz frequency that is reduced from 100% to 25% to create the protocol. This signal is very accurate sending the legal time of Germany CET or CEST and is emitted ...
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