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by Platypus
Sun Aug 02, 2009 4:25 pm
Forum: Technical Discussion
Topic: JCM 900 - conversion from 5881 to EL34
Replies: 2
Views: 2733

JCM 900 - conversion from 5881 to EL34

Hi all. I'm new here, so I'd like to say hi to everyone. I own a 50 watt JCM 900 that has allegedly converted from 5881 to EL34 power tubes. I'm curious if anyone knows what is involved in this conversion. I've checked the schematics for both versions, and to start with, there are several resistors ...