Pair of Brimar 6057 (CV4004) Yellow T Gray Box Plate 1961 Tubes – 13% matched
USD 400.00 USD
Specifications
| Brand | Brimar |
| Type | Vacuum Tube |
| Model | 6057 |
| Country Of Origin | United Kingdom |
Very scarce pair of Brimar 6057 Yellow T box plate tubes. These feature identical 1961 date codes, gray box plates, and O getters. Perfect balance between the sections within each tube, and Gm matched to about 13% difference on the Amplitrex AT1000.
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