In Reply to: 437A to drive a 300B posted by xcortes on September 23, 2015 at 08:44:55:
3V bias, 20mA, 175VP. Run a CCS as the load to maximize gain, and consider a pair of 0D3's as a convenient shunt regulator and a way to dump some B+ to keep dissipation down in the CCS.
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Follow Ups
- RE: 437A to drive a 300B - Caucasian Blackplate 14:11:47 09/24/15 (0)