The 2 oscillator circuits below are suited to utilizing crystal oscillators in collection or parallel mode: Superior-repetition-charge and superior-energy picosecond regenerative amplifier based upon just one bulk Nd:GdVO4 crystal A timing reference incorporating one-crystal-silicon micromechanical resonator with a quality element of larger sized than one million plus a resonant frequ... https://bookmarkuse.com/story18780309/a-simple-key-for-bulk-crystal-oscillator-unveiled