NASA rack component, 19 x 19, being a single drawer of a multi-drawer system which converted inputed individual communications channels and combined them onto a Microwave or Radio Frequency link between two ground stations. Component has an affixed label reading, “NAS 10-10792,” made by EMR, and has two removable circuits, and meters for the Sub-Carrier Level and Percentage Bandage. RR Auction COA.
