速调管一种用速度调节的方法放大或产生超高频率的电子管。
An electron tube used to amplify or generate ultrahigh frequency by means of velocity modulation.
电子管通常用来放大，而真空管则是电子管的另一名称。
An electron tube is generally used for amplification, and vacuum tube is another term for this device.
电子管和晶体管能放大输入的信号。
应用推荐