This site will give you excellent information, here is an excerpt and the site:Enter the Quartz Clock. Quartz timepieces use the nature of the quartz crystal to provide a very accurate resonator...
A quartz clock is a clock that uses an electronic oscillator that is regulated by a quartz crystal to keep time. This crystal oscillator creates a signal with very precise frequency, so...
Yes. In older systems, the clock crystal speed either provided the direct clock for the front side bus, and everything else ran on a divider, or was double the speed of the front side bus. Modern...