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In Reply to: another SECO model 7 question... posted by tesla on April 30, 2016 at 04:17:23:
6BQ7 or 6BK7 as I recall. Eye tube is a shorty 6AF6.
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Follow Ups
- RE: another SECO model 7 question... - Tom Bavis 05/9/1606:48:45 05/9/16 (1)
- RE: another SECO model 7 question... - tesla 05:08:14 05/10/16 (0)