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2 vintage 1957 Mullard square getter long plate 12AX7 ecc83 tubes -tested- mC1

2 vintage 1957 Mullard square getter long plate 12AX7 ecc83 tubes -tested- mC1

$ 0.52

Availability: 100 in stock
  • All returns accepted: Returns Accepted
  • Refund will be given as: Money Back
  • Condition: tests excellent - sounds great
  • Item must be returned within: 30 Days
  • Return shipping will be paid by: Seller
  • Type: Vacuum Tube
  • Restocking Fee: No
  • Country of Manufacture: United Kingdom
  • Brand: Mullard
  • MPN: 12ax7

    Description

    2 vintage 1957 Mullard square getter long plate 12AX7 ecc83 tubes -tested- mC1
    2 vintage 1957 Mullard square getter long plate 12AX7 ecc83 tubes -tested- mC1
    Click images to enlarge
    Description
    2 vintage 1957 Mullard made in Great Britain ecc83/12ax7 tubes
    long grey 17mm plates with square getter and dual support rods
    blackburn eia/date codes of B7E & B7E mC1
    tested on my rebuilt & calibrated triplett 3444A mutual conductance tester
    no gas, shorts or hk leakage
    the minimum for this type is 1000 with average new being 1600
    tested @
    1500/1500  0.9/0.9madc
    1600/1600  1.2/1.1madc
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