Re: FS:All my Gear Has to Go!!! Rare S540, MIJ RG7620, Rare Ampeg Full Stack, etc!!!
Could you be a little more clear to what has been done to the amp? How do you bias an amp and get 100% more wattage out of it? Has the iron been beefed up to handle it? Pics or receipts detailing the work? Or could I contact your tech?