KEYSIGHT / Agilent / HP 53131A Universal Frequency Counter 3GHZ
$525
KEYSIGHT / Agilent / HP 53131A Universal Frequency Counter 3GHZ
Straight off my test bench…….downsizing !
Factory seals were still in tact until I added the 3 Ghz upgrade.
Working and in great condition.
https://www.keysight.com/ca/en/assets/7018-06688/data-sheets/5967-6039.pdf
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