The CV4004/12AX7 is a high gain, low noise valve with a short plate structure for reduced microphonics. Excellent for use in high gain Marshall pre-amplifier circuits where noise and microphonics can be a problem. Best for g...

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Product Review

The CV4004/12AX7 is a high gain, low noise valve with a short plate structure for reduced microphonics. Excellent for use in high gain Marshall pre-amplifier circuits where noise and microphonics can be a problem. Best for guitar amps.

  • Matched Trio
  • Matched for both gain and conductance
  • Short plate, allowing for reduced microphonics (great for combo amps)
  • High gain and low noise tube
  • Great for use in Marshall style amps

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