In Reply to: Which driver tube for RE604 - some alternatives: posted by iodemus on September 2, 2015 at 12:37:39:
For the 30A, 250V on the plate, 5mA of current and 2.5V of bias through a CCS should be fine. I'm assuming your power amp isn't fixed bias, which means you have about 300V of B+.
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Follow Ups
- RE: Which driver tube for RE604 - some alternatives: - Caucasian Blackplate 15:20:07 09/02/15 (2)
- RE: Which driver tube for RE604 - some alternatives: - iodemus 07:05:33 09/03/15 (1)
- RE: Which driver tube for RE604 - some alternatives: - Caucasian Blackplate 15:28:17 09/05/15 (0)