Crystal oscillator

Posted on Jun 3, 2012    6775

The crystal is in a feedback circuit from collector to base. A trimmer capacitor in series shifts the point on the reactance curve where the crystal operates, thus providing a frequency trim

Crystal oscillator
Click here to download the full size of the above Circuit.

The capacitor has a negative reactance so the crystal is shifted to operate in the positive reactance region.

Leave Comment

characters left:

New Circuits