Supreme I-177B Navy Mutual Conductance Tube Tester For Sale
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Supreme I-177B Navy Mutual Conductance Tube Tester
Price: US $152.50
Navy Supreme made I177B tube tester. This tester works good, measuring good tubes, bad tubes, and shorted tubes accurately. Has been my go to tester for almost 10 years. Missisng a couple of pages on the manual, but this manual is readily available for free digital download on the internet.
