GE 12AT7 ECC81 Vacuum Tubes Plate Matched Pair Ring Getters TV-7 Tested
£19.17
Pair of close matched GE 12AT7 vacuum tubes. Ring getters short gray plate copper rods. Tubes are identical in construction. Tested at: 71/73 plate current 15.8/16.2. The minimum is equal to 65% of the life of the tube.
