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NOS- 257A Western Electric - Engraved Base

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  • NOS- 257A Western Electric - Engraved Base

Details

New old stock triode on engraved standard 4 pin base. Western Electric brand. This is electrically identical to the 231D, except it has the grid out the top and is controlled for microphonics.
Vacuum Tubes, Inc | 1080 Sligh Blvd. Orlando, FL 32806 | Local #: (407) 481-9994 - Toll Free#: (877) 307-1414

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