The 2 oscillator circuits below are suited to utilizing crystal oscillators in collection or parallel mode: Superior-repetition-price and significant-power 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 large electricity passively manner-locked picosecond oscillator dependa... https://hylistings.com/story20087953/top-guidelines-of-bulk-crystal-oscillator