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Vintage Vacuum Tube Video

Here is an excellent vintage film about vacuum tubes called “Electronics At Work” courtesy of the Prelinger collection at the Internet Archive. While not specific to just audio tubes, this WWII era film gives an excellent visual representation of how tubes work and their innumerable uses. Among other things the film illustrates how vacuum tubes […]

NOS 12AX7 Tube Comparison

Bradley Simpson of The Gear Page has done an excellent comparison review of 7 different classic NOS (New Old Stock) 12ax7 tubes. The tubes reviewed are among some of the best ever made. One must remember that the scarcity and quality of these NOS tubes has caused prices to skyrocket compared to new production tubes, […]

12AX7 Tubes

12ax7 Tubes are the most famous and widely used guitar amplifier preamp tubes in history. This venerable tube can be found in almost every famous (and not so famous) tube guitar amplifier ever made. Whether it’s a simple single ended amp like a Fender Champ or Epiphone Valve Junior, or the bigger Fenders and Marshall […]