Mullard Made The Fisher T61 12AX7 ECC83 tube
Mullard Made The Fisher T61 12AX7 ECC83 tube . Condition is Used, tested strong. Sold as is, no return no refund.
Mullard Made The Fisher T61 12AX7 ECC83 tube . Condition is Used, tested strong. Sold as is, no return no refund.
This is a The Fisher 12AX7 Tube. It has been tested on my Hickok tube tester where the minimum is 1250 and it tested at 1300/1250. Please ask any...
The tube tested on my Hickok TV-7D/U and it read 76. The minimum is equal to 65% of the life of the tube.
The Fisher 6AU6 tested on a Hickock 752. Tested: 2300 Gms.
The Fisher 6AU6 tested on a Hickock 752. Tested: 1900 Gms.
The Fisher 6DJ8 tested on a Hickock 752. Tested: 9000/8750 Gms.
The Fisher 6AU6 tested on a Hickock 752. Tested: 2100 Gms.
Two Mullard 12AU7A tubes, marked The Fisher. Date codes K61 R01 and K61 R91. Last 3 digits hard to read, R is good, other 2 not sure. Tubes =...
Matched Pair The Fisher 66AU6A Audio Tubes. Tested Strong @ 91 and 88 with a minimum of 55.