Western Electric RA-90-A U.S. Army Signal Corps Radar Rectifier

Western Electric RA-90-A U.S. Army Signal Corps Radar Rectifier

Original Western Electric RA-90-A rectifier, serial number 13645, bearing its U.S. Army Signal Corps identification plate. This model was a component of the SCR-720 airborne radar system. 

Features a cylindrical black wrinkle-finish housing, metal mounting frame with spring hardware, three electrical connectors, and retained wiring. The housing carries a prominent red “WARNING HIGH VOLTAGE” marking, making this a distinctive display piece for military radar, aviation, or Western Electric collectors.

Shows scratches, finish wear, oxidation, and aged wiring consistent with storage. Internal completeness and operation have not been verified. Offered untested for collection, display, parts, or restoration, with only the assembly pictured.