 | 6L6GC, JJ Octal power tube (Max Plate Watts = 30W). This Slovakian tube has colorful lows, loose / easy-going mid body and a brightly shining chime for the highs. In overdrive, it offers a tight and focused bite with crisp, bright and well-defined articulation. | Varies by Option More Details |
 | 6V6, JJ Octal power tube (Max Plate Watts = 14W) | Varies by Option More Details |
 | EL84, JJ JJ's EL84 is a great replacement for guitar amps or hi-fi. | Varies by Option More Details |
 | EL34, JJ Octal power tube (Max Plate Watts = 25W) | Varies by Option More Details |
 | 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 |
 | KT88, JJ Octal power tube (Max Plate Watts = 42W) Base Type: Octal Uf 5.3 V If ca 1.6 A Typical Characteristics Ua 250 V Ug2 250 V Ug1 -15 V Ia 140 mA Ig2 max. 7 mA S 11.5 mA/V Ri 12 kΩ μ-g1-g2 8 Triode Connected Ua,g2 250 V Ug1 -15 V Ia+g2 147 mA S 12 mA/V Ri 670 Ω μ 8 Limiting Values Ua 800 V Ug2 600 V Ug1 -200 V Wa 42 W Wg2 8 W Wa,g2 46 W Ik 230 mA Uk/f 205 V Rg1-k cathode bias Wa+g2 35 W, between 270 kΩ and 470kΩ Rg1-k fixed bias Wa+g2 35 W, between 100 kΩ and 220Ω Capacitances Cg1 16.5 pF Ca | Varies by Option More Details |
 | E34L, JJ Octal power tube (Max Plate Watts = 25W) The E34L has a slightly higher grid voltage rating (-13.5 to-16.5 vs -10 to -13.5 volts) than the traditional EL34 vacuum tube. For the same idle plate current value, the E34L is typically biased with a more negative grid voltage than the EL34. This allows the E34L to offer more headroom (later breakup) than the traditional EL34. Available in Singles, Matched Pairs or Matched Quads - please select from list. | 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 |
 | EL844, JJ The JJ EL-844 is a new version of the EL84 tube. It has Reduced power and a more balanced frequency response. Spiral Filament. Available in Singles, Matched Pairs or Matched Quads - please select from list. | Varies by Option More Details |
 | KT77, JJ Octal power tube (Max Plate Watts = 25W) | Varies by Option More Details |
 | KT66, JJ Octal power tube (Max Plate Watts = 25W). This Slovakian tube is tight and punchy with a more straightforward mid body than its 6L6GC cousin. The highs are also more subtle than those of the 6L6GC. In overdrive, it is tight and hard driving with glassy highs. | Varies by Option More Details |
 | 7591, JJ Octal power tube (Max Plate Watts = 19W) | Varies by Option More Details |
 | KT88, JJ, Blue Glass JJ Electronic KT88 - Blue Glass Available in Singles, Matched Pairs, Matched Quads or Matched Sextets - 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 |
 | 7027A, JJ Octal power tube (Max Plate Watts = 30W) | Varies by Option More Details |
 | EL509, JJ EL509 power tube, JJ Brand. Please note that this is an 8 pin tube that has no plate cap. It is not interchangeable with NOS EL509s. | Varies by Option More Details |
 | E34L, JJ, Blue Glass The E34L has a slightly higher grid voltage rating (-13.5 to-16.5 vs -10 to -13.5 volts) than the traditional EL34 vacuum tube. The blue glass is purely for aesthetics. For the same idle plate current value, the E34L is typically biased with a more negative grid voltage than the EL34. This allows the E34L to offer more headroom (later breakup) than the traditional EL34. Available in Singles, Matched Pairs or Matched Quads - please select from list. | Varies by Option More Details |
 | 6550, JJ The JJ 6550 is finally here. Unleash your amp's full potential. Available in Singles, Matched Pairs or Matched Quads - please select from list. | Varies by Option More Details |
 | 300B, JJ 4 pin power tube (Max Plate Watts = 40W) | Varies by Option More Details |
 | 6CA7, JJ The new JJ 6CA7 is a more classic version of the EL34 tube. It has a large bottle and big, warm sound. Available in Singles, Matched Pairs or Matched Quads - please select from list. | Varies by Option More Details |
 | 2A3, JJ This is JJ's 2A3, with up to 40 watts of plate dissipation. | 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 |