 | 6V6, Burned In, Matched Pairs or Quads, JJ JJ's 6V6 Power Tube Burned In for Maximum Stability And Performance | Varies by Option More Details |
 | EL34, Burned In, JJ Electronics JJ Electronic EL34 - Burned in for Maximum Stability Available in Matched Pairs or Matched Quads - please select from list. | Varies by Option More Details |
 | E34L, Burned In, JJ Electronics JJ Electronic E34L - Burned-In Available in Singles, Matched Pairs or Matched Quads - please select from list. | Varies by Option More Details |
 | 6CA7 - Pentode, JJ Electronics, Burned In Large bottle, with a big warm sound. Burned In for maximum stability, matched pair. | Varies by Option More Details |
