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Vintage US Navy AN/URM-14 Microphone Simulator Model SM-30 Radio Test Set AS-IS:
$49.99
Up for sale is a rare, vintage **U.S. Navy AN/URM-14 Microphone Simulator Set (Model SM-30/URM-14)**. Manufactured during the mid-20th century, this specialized military test set was originally standardized under the Bureau of Naval Weapons for calibrating and measuring audio voltage inputs on tactical carbon-microphone transmitter-receivers.
Selling as-is, untested. No Returns
