2010年1月7日 · 7025 was the designation used for a heavy duty version of the 12AX7. Some people refer to this as "military grade" which is a misnomer -- because for the most part, the US military specified heavy duty tubes. Today, manufacturers are essentially using these three designations interchangeably.

The 7025 is the more dependable, ruggedized low noise hi-fi make of the 12AX7A. Well suited for any position, these tubes have a nice high end, not too treble-y but with just enough bite to get through the top end, warm & forgiving mids with open, airy and aloof low bass.

2021年6月5日 · First, the GE 12AX7/7025 short plate is the most dynamic and clear sounding 12AX7 I ever heard. Next, the expensive Mullard 12AX7 long plate is also very low distortion and can be a little polite, perhaps a little dark sounding, but ultra clear sounding.

GE 12ax7/7025 short plate tube in really nice condition (a 7025 is a premium select version of a 12ax7). Play tested in vintage Fender amp and sounds great with no noise.

Another common name for the 12AX7 tube is ECC83 and for premium versions, 7025 and ECC803. Today, a look at almost any guitar tube amp, be it Fender, Marshall, Vox, or any other, will prove the 12AX7 / ECC83 / 7025 tubes are here to stay. (View our complete selection of 12AX7 vacuum tubes) Review Notes - how we conducted the review.

Offering this vintage GE 7025 preamp tube with 4th week of 1963 date code. Excellent working condition and cosmetically outstanding. Nice option for your prized 1960s Fender amplifier. No microphonics or undesirable noise.

1960-1970's GE NOS 12AX7 tested and noise tested $149.99 per tube. Warm, punchy and clear and sound excellent when driven into distortion,,,excellent for guitar amps where low noise and low microphonics are required!

Tube Depot carries a selection of 12AX7 / ECC83 / 7025 / CV4004 Pre Amp Vacuum Tubes. New & NOS tubes from Tung-Sol, Electro-Harmonix, JJ & more!

Tube 7025 or Röhre 7025 ID3942, Double Triode, Noval, 9 pin miniature (USA pico-9) B9A and Audio Frequency shown. Radio tubes are valves.

Another common name for the 12AX7 tube is ECC83 and for premium versions the 7025 and ECC803 audio tubes. Originally, the 12AX7 / ECC83 vacuum tube was introduced to be a superior option for lower noise and microphonics over the 6SL7 tube that was commonly used in …