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12AX7

The 12AX7 is one of the most widely used double triodes in audio circuits.  There are several variations of the 12AX7.  In most cases, they can all substitute for each other. 

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  1. 12AX7-USA  Tube - Audio, High Mu Twin Triode, ECC83,  US Brands

    12AX7-USA Tube - Audio, High Mu Twin Triode, ECC83, US Brands

    $39.95

    12AX7-USA  Tube - Audio, High Mu Twin Triode, ECC83 / 12AX7, MFR: US brands of various manufacturers

    Made in USA 12AX7

  2. 12AX7A-CHINA Tube, High Mu Twin Triode,  China

    12AX7A-CHINA Tube, High Mu Twin Triode, China

    $9.95

    12AX7A-CHINA Tube, High Mu Twin Triode Mfg china

  3. 12AX7A/ECC83 YUGO  Tube, High Mu Twin Triode,  EURO

    12AX7A/ECC83 YUGO Tube, High Mu Twin Triode, EURO

    $39.95

    12AX7A/ECC83-EURO Tube, High Mu Twin Triode, MFR: Counterpoint

    Made in either Yugoslavia or Hungary

    Limited Quantity Available

  4. 12AX7WA  audio Tube, Hi-Mu Twin Triode Jan/Philips 5960-00-827-8782

    12AX7WA audio Tube, Hi-Mu Twin Triode Jan/Philips 5960-00-827-8782

    $39.95

    12AX7WA  Audio Tube,  Hi-Mu Twin Triode, MFR: Jan/Philips ECG 5960-00-827-8782

    Made in USA 12AX7WA

  5. 5751-JAN  Tube, High Mu Twin Triode, 5751/12AX7  US Brand (JAN-5751)

    5751-JAN Tube, High Mu Twin Triode, 5751/12AX7 US Brand (JAN-5751)

    $29.95

    5751-JAN  Tube - Audio, High Mu Twin Triode, 5751/12AX7/ECC83, special purpose, MFR: JAN / GE

    Made in USA  5751 12AX7

  6. 6681/12AX7A Tube High Mu Twin Triode.

    6681/12AX7A Tube High Mu Twin Triode.

    $39.95

    6681/12AX7A Tube, special purpose, High Mu Twin Triode.

6 Item(s)