A term applied to an electronic device or circuit that contains four (identical) circuit units; (" a quad inverter "; "a quad amplifier").
用于包含四个(恒等)电路单元的电子器件或电路的一种术语(“四元组反相器”、“四元组放大器”)。
2
The inverter (2) inverts the inverter (1) and provides the carrying load ability for the output of the sensitive amplifier circuit.
反相器2对反相器1进行反相，并提供灵敏放大器电路输出的带负载能力。
3
The USM driving control system based on digital signal processor was designed. The digital wave synthesizer was used as the signal generator, and the full-bridge inverter was used in power amplifier.