What Pre-amp tube should I get?
So I have a Fender Roc Pro 1000 guitar turn and I want to replace the pre-amp tube with something more "heavy" or with better intoxicated gain, but I don't know what to get. Right now it has a classic AC DC rock well-constructed...but I want
You've got a 12AX7 tube in the preamp. There are several tubes in that dearest that are interchangeable. The primary difference between them is their transconductance, or amplification part. The higher the amplification factor, the more gain the stage

