Tag: vacuum tubes

  • Preamp Vacuum Tubes for Jazz and Blues Guitarists

    Preamp Vacuum Tubes for Jazz and Blues Guitarists

    If you’re a jazz or blues guitar player, there is a good chance you’re not interested in much distortion in your tone. You probably seek mostly clean tone. One of the most crucial yet frequently neglected components of any guitar signal chain is the preamp vacuum tube(s) inside the amplifier. In this short post, I…

  • The Visual Study of Vacuum Tubes

    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.

  • The EICO 667 Vacuum Tube Tester

    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…