6X4
The 6X4 (European: EZ90) (P/N 154-0035-00) is a dual rectifier vacuum tube with a miniature B7G 7-pin base.
It is used in the 128, 130, 181, 512, 517 and likely others.
Pictures
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6X4 rectifier Inside a 130
Links
- General Electric 6X4 Tube Datasheet
- 6X4 @ radiomuseum.org