The two oscillator circuits below are appropriate for employing crystal oscillators in series or parallel mode: Superior-repetition-fee and high-ability picosecond regenerative amplifier determined by only one bulk Nd:GdVO4 crystal 中原子或分子的排列具有三维空间的周期性，隔一定的距离重复出现，这种周期性规律是 A substantial electricity passively method-locked picosecond oscillator dete... https://my-social-box.com/story4357734/bulk-crystal-oscillator-can-be-fun-for-anyone