Here is one basic circuit of a simple but accurate 1Hz timebase generator built around a standard Quartz clock circuit board. Just lift the clock PCB from any cheap quartz clock and carefully remove ...

Hi. I have been a longtime subscriber and I am interested in asking a question to your Technically Speaking staff. I have a 1967 Corvette and the clock will only work when I tap the face of the clock.

The quartz clocks which have dominated time-keeping for the past 20 years or so have one problem: their errors, although slight, are cumulative. The quartz clocks which have dominated time-keeping for ...