Precision Apparatus 10-series tube tester
This article discusses repair and my calibration procedure of the Precision model 10-12 tube tester. Serious electrical voltages are present, repairs should only be attempted by a qualified technician. Copyrighted by Bob Putnak, all rights reserved. Introduction The Precision Apparatus Company (commonly known as PACO) manufactured some very high-quality test equipment. Among their offerings are […]
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