Abstract: A rotatable coupling probe is disposed within a waveguide housing to provide accurate rotation of the plane of polarization between a rectangular input waveguide element and a circular output waveguide element, the rotation being controlled by an external sensing switch and motor unit connected to the probe.
Abstract: Apparatus for variably positioning and securing car radio units and the like, including a mounting shaft securable on a front chassis plate in a number of different positions spaced horizontally, vertically and diagonally from each other. A bracket member has an opening to receive the shaft and a plurality of legs extend therefrom for insertion into different sets of alignment holes on the front chassis plate.
Abstract: A cover for car radios and the like, having manually detachable components. A mounting frame formed by side walls is removably detachable at its rearward edge to the chassis of the radio; a front face plate is removably connected to the forward edge of the mounting frame; and, a flexible strip is removably inserted in a slot in the face plate.