Tag: radio
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The Visual Study of Vacuum Tubes
Understanding how to perform the visual study of vacuum tubes can enable you to readily identify the unique characteristics and applications of a given tube.
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The EICO 667 Vacuum Tube Tester
This guide explains how to use the EICO Model 667 Dynamic Conductance Tube and Transistor Tester to test vacuum tubes. It provides step-by-step instructions for testing a tube, including setting the knobs and sliders, inserting the tube, and conducting a merit test. The guide is intended for anyone who needs to test vacuum tubes and…