In Reply to: How to model this? (LTSpice) posted by Nickel Core on November 14, 2014 at 02:22:51:
Try modeling the bias supply as a simple Full Wave Bridge with the positive side grounded and the negative side supplying the negative bias and the center tap floating. Use 500uf - 5K - 500uf - 5K - 500uf as the filter, (bin the 20H choke for now). See if that takes care of the weirdness.
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Follow Ups
- Bias supply - Chip647 05:11:39 11/14/14 (0)