The two oscillator circuits down below are appropriate for applying crystal oscillators in sequence or parallel manner: Substantial-repetition-level and large-electric power picosecond regenerative amplifier according to an individual bulk Nd:GdVO4 crystal A timing reference incorporating only one-crystal-silicon micromechanical resonator with a quality element of much larger than a m... https://webookmarks.com/story4481300/how-bulk-crystal-oscillator-can-save-you-time-stress-and-money