Hi and thanks

Sorry, I did mean the bias is 37mV per tube so total 74mV per side.

Very old thread but it's time to talk marshall :yea I have been making small modifications to ma100c and still more to come but I hope the direction is right... what I have: -preamp tubes are JJecc83S -power tubes are JJel34 biased to 37mA -reverb tank removed -cooling fan :Thumbs -guitar gibson les...