1958 Mullard 12AX7/ECC83 Long Plate Goal Post O Getter Blackburn Labeled Heath
USD 149.00 USD
Specifications
| Brand | Mullard |
| Type | Vacuum Tube |
| Model | ECC83 |
| MPN | 12AX7 |
| Country Of Origin | United Kingdom |
The B&K 700 operators manual states the minimum/good range for a 12AX7 tube is a reading of 22. A reading of 22 is equivalent to 60% Gm. This tube, testing at 29/28 is a good tube considering new 12AX7’s normally test 32 and above.
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