Crystal oscillators are loosely divided through the frequency they get the job done at and whether they are essential oscillators—function for the frequency marked within the can or at even multiples of that (overtone oscillators). Substantial-repetition-level and high-electrical power picosecond regenerative amplifier based upon only one bulk Nd:GdVO4 crystal 中原子或分子的排列具有三... https://www.hxcrystals.com/seokeywords/bulk-crystal-oscillator.html