This tube has a well balanced, colorful tone with strongly defined lows, mids and smooth highs. It allows for more clean head-room than higher gain 12AX7s. In overdrive, it is smooth and strong with well defined lows and mids. When pushed into overdrive it offers clean distortion with well balanced lows and mids. The JJ 12AX7 is well suited for all types of music and playing styles. It is also highly recommended for studio pre-amps and hi-fi gear

Product Features

  • 12AX7 Vacuum Tube,
  • U.S. Product Code: 12AX7
  • European Product Code: ECC83
  • For Guitar and Hi-Fi Amplifiers,
  • Can be used in any Preamp or Microphone Application

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This article has 2 comments

  1. wellmaybe

    Disappointing mids, overly sharp highs. I have a Jolida FX10 that had microphonic tubes. I wasn’t sure whether it were the EL84EH or the Tung-Sol 12AX7–so I bought all the replacements from JJ Electronics. Turns out, it was one of the EL84EHs that was faulty, and so I got to do some preamp tube A/B testing with Tung-Sol and JJ ElectronicsTung-Sol was an obvious winner. It gave the sharp and bright highs and pronounced mids with quality that puts music in my head. JJ’s highs were ear-piercing, and it was more than lacking…

  2. Michael Hanson

    but then I decided to put my trusty old Sovteks back in for the heck of it and now the amp sounds great! My JJ EL-84 power tubes I bought a pair of these from Music123/Amazon for my little Fender Pro Junior on April 27th, 2015. A couple of days ago my amp started farting and spitting. I figured it couldn’t be the tubes since they were less than 4 months old and I only play this amp once or twice a week in my spare bedroom. I started looking up amp repair shops in Austin, but then I decided to put my trusty old Sovteks back in for the heck of it and now the amp sounds great! My JJ EL-84 power tubes work fine but I won’t…

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