Welcome to TubeTesters.info

TubeTesters is an information portal designed to capture and archive information regarding to tube testers of all kinds. Much of the information available on these testers is fading along with the technicians who know the most. If you have any information that you want to contribute, please use the Forum or Links sections below.

Click any link on your right to find information on the popular tube testers such as Hickok, Triplett, B&K, Sencore, Knight and others. 
Most of these testers provide readings for mutual conductance, shorts, gas and other popular readings. If you have any information that you wish to contribute, please submit an email to

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