U.S. Army Signal Corps TS-742/UPM Spectrum Analyzer, ca. 1955

a, a:visited { color: #1681C4; text-decoration: underline; } a:hover, a:focus { text-decoration: none; } #page-loader { display: none; } enable JavaScript

date(s):: ca. 1955
creator(s):: Skydyne, Inc.
place(s):: New York
type(s):: Telecommunication Devices-