This item is a NEW (old-stock) RF switch, made by M/A Com (formerly Microwave Associates). Operate on nominal 28 volts D.C. (20-30 volt range). M/A Com part number is: MA7531-S048. Four port, "fail safe" configuration, essentially (2) SPDT switches, with opposed common switched outputs, using SMA connectors. DC-18 GHz. This was removed from a NEW (old-stock), factory sealed OEM subassembly, built for the U.S. military. Wiring harness has been left in place. Use it or discard, and rewire to suit your application. Guaranteed to be UNused.
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