NEC 12AX7 / ECC83 Japan

NEC 12AX7A / ECC83 Japan
Japanese tubes are true sleepers! The Nippon Electric Company. NEC was an affiliate of Western Electric, and made great tubes. This one for example : Neutral, balanced, smooth, great bass, and real authority -  a classic "big sound" tube. These have short gray plates with halo getter, and are labeled for CEI (Calvert Electronics Inc USA). The tubes come screened for low noise and microphonics.

 Quantity in Stock : Out of Stock!
Price : US$39,00/each; US$82,00/matched pair 


  1. Koray’s description is right on the dot. This is a very fine tube, with no weak spots to put your finger on. Nice, organic sound, with great authority and bass, great presence and dynamics, and a smooth and detailed top with just a bit of sparkle. For the money, it’s a no-brainer.
    Jens Astrup, Copenhagen, Denmark

  2. koray always have good valves so thanks for it.

    I like the strange vintage growl of this tube. Fantastic!!

    Perfect item for me!

  3. I did not know what tube to put in the phase inverter of my amp, a very good advice of Koray, with the Matsushita Ecc83 in V1, a great duet. Thanks and the service is perfect.

  4. Great tube for substitute the mullard sound.

    This is the second time i bought 1 unit.

    Perfect service as allways!

  5. This tube is useful for microphones?


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