(the bridge plate between the two batteries is wired to "GND"). Why on earth would a simple digital clock circuit need a negative 1.5V? Even stranger is the fact that the clock does NOT appear to ...

【Wooden Digital Wall Clock with LED Digits】Andoolex digital wall clock built with big clear LED digits shows Time, Date, Week, and Indoor Temperature, making it much easier to view at a glance ...

As convenient as it might be to use your phone as an alarm clock, standalone alarm clocks come with all kinds of features that can make waking up — or even going to sleep — a little less painful.

To help pass the time, [Erich Styger] decided to build a meta digital clock made up of 24 individual analog clocks, the perfect item to help welcome in the new year. The stepper clock is ...

A clock with hands (an analogue clock) shows us the numbers 1-12. There are 24 hours in one ... and we use this system most often with digital clocks. For any time before 10 o'clock in the morning ...

Oh sure, there are flip-up digital clocks and all manner of mechanical seven-segment displays, but this one seems to be quite unique, and very pleasing.