Name:    Gary
Email:   thegfullers@starpower.net  
Subject: Biasing HD 130
Thread:  46
Time:    Mon, 7 Jan 2002 03:29:28 UTC

I own a MM HD 130 Reverb with 4 el34 power tubes and no preamp tube chassis 2275-130. How do you bias this amp? It has an internal trimmer to set the bias but where do I take the reading with the multi-tester and what should the correct reading be?


Any help would be appreciated!