amplidyne

/am-pli-dahyn/US // ˈæm plɪˌdaɪn //

扩音机,扩音器,扩音器,放大镜

Definitions

n.名词 noun

1
Electricity.
- : a direct-current generator with a rotating armature, capable of magnifying a small amount of power supplied to the field winding of the device and using the amplified power to operate an attached, direct-current motor.