All tubes are tested on a professionally calibrated Triplett 3444.
Mullard (Blackburn) E88CC/6922 -1965/August - $40 Free Shipping Tube #1: 8ma @ 9500gm and 16ma @ 13,500gm
Date Code B5H2 Tube #2 8ma @ 9750gm and 15ma @ 13,000gm
Date Code B5H3 10,000gm is the standard for a new tube on a Triplett 3444. No Gas or Shorts. 5 Day Return Policy - I endeavor to thoroughly test your tubes before shipment to ensure that I represent them accurately. If they do not perform as expected in your system - microphonics or noise for example, then you may return them for a full refund. Buyer pays return insured shipping. The 5 Day Return is not intended to provide a Buy-Try-And-Return method by which a Buyer can "tube roll" and return them if they do not produce a subjectively pleasing result.
|