A different widespread design and style of the quartz crystal oscillator is usually that on the Pierce Oscillator. The Pierce oscillator is extremely identical in layout towards the former Colpitts oscillator which is like minded for utilizing crystal oscillator circuits utilizing a crystal as A part of its feed-back circuit. https://crystal-oscillator48159.creacionblog.com/34711172/electronics-crystal-oscillators-no-further-a-mystery