The 2 oscillator circuits underneath are ideal for applying crystal oscillators in sequence or parallel manner: Higher-repetition-amount and high-electricity picosecond regenerative amplifier dependant on just 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 significant ability passively mode-locked picosecond oscillator accord... https://seolistlinks.com/story20305628/bulk-crystal-oscillator-an-overview