【Powered by USB】- Equipped with a USB power cable, providing reliable and stable performance. Please note that this clock does not support battery operation.

Another casualty of the smart phone revolution is the humble bedside alarm clock as its radio, alarm, and timekeeping functionalities are also provided by modern devices. [zst123] has a ...

CT20101 extracts a precise 48MHz clock frequency underlying a USB 1.1 data stream. The device implements a loop that controls the output frequency of a Current Controlled Oscillator (CC OSC) by means ...