7025 Vacuum Tube – Low-Noise 12AX7 Preamp Tube for Guitar Amps

The 7025 is a low-noise, low-microphonic version of the 12AX7 high-gain dual triode, built for the first gain stage of an amp where hum and hiss are most noticeable. It drops into any 12AX7 / ECC83 socket.

• Tube type: High-mu dual triode (low-noise 12AX7)
• Base: B9A / Noval 9-pin
• Heater: 12.6V AC (0.15A) or 6.3V AC (0.3A parallel)
• Typical use: First preamp stage in guitar amps and phono preamps

Includes: 1 tube. Used tubes are tested before they ship. New and NOS tubes are sold in their original condition and are not always tested. Looking for a specific brand, or want tested-used stock at a discount? Contact us. We can often source specific brands (20% premium) or tested-used tubes (20% off).

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