Potomac Instruments AA-51 / AA-51A Audio Analyzer

Description

For your consideration we have a Potomac Industries Model AA-51 Audio Analyzer.
This unit power up, but no further testing has been performed.
Here is some info I found on the web about the PI AA-51
Potomac Instruments AA-51 / AA-51A Audio Analyzer
Features
•Shielded, Balanced Inputs
•Stereo Measurements
•Frequency Readout
•Compatibility with NAB Test
Description
The Potomac Instruments AA-51 / AA-51A is a multi-purpose, precision audio analyzer that helps to automate proof-of-performance measurements and equipment maintenance. Unique features of the AA-51A make it the ideal instrument for engineers and service professionals. Excellent RFI shielding enables measurements to be made within the high-level RF environments of commercial broadcast transmitter facilities.
Product Family: AA-51, AA-51A, AA51, AA51A, AA 51, AA 51A
PI Audio Analyzer AA-51, Serial 627
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