発はっ振しん器きはっしんきFreq.FrequencyTop 50,000Meanings1nounoscillatorElectronic circuit or device that generates a periodic signal. Used in technical contexts.この発はっ振しん器きは安あん定ていした周しゅう波は数すうを出しゅつ力りょくします。This oscillator outputs a stable frequency.