Bulbos

  Beam power tetrode with a specially developed cathode coating, careful alignment of the grid, tri-alloy plate material for flawless performance u...

  The Electro-Harmonix EL34EH is an extremely musical and predictable power tube with a sound that is rich, smooth, and detailed without being edgy...

These are Electro-Harmonix EL84EH power tubes in platinum matched sets. The EL84 is the most common low power pentode tube, popularized in early Vo...

Large plate format, superior dissipation over the originals. Perfect for reverb and driver circuits.

Medium-Mu twin triode for use in preamplifier and driver circuits.

From our review of this 12AX7 tube: "This is an entirely new 12AX7 design from Sovtek and a great step up in sound quality. They have very large ri...

From our review of this 12AX7 tube: "This is an entirely new 12AX7 design from Sovtek and a great step up in sound quality. They have very large ri...

This Sovtek 6L6WXT+ is modeled after the vintage RCA 6L6GC "Black plate". This 6L6 tube features larger plate dimensions and improved grid structur...

The KT series of tubes was developed by MO-Valve aka Genalex in response to Mullard’s development of the pentode. In a pentode a fifth element, the...