The jury is still out for me. I did the input Cap bypass and 10pf cap on V5B. It's lost some of the top end hair that IMO makes the 5150 or at least my 5150. I'm going to give it another month or so.
I'm reluctant to do much to my 5150. I use it for recording and it really records very well. that said I'm going to do two things...
I have bypassed C15, a mod I've wanted to do for some time.
I thought I had a 10pf Silvered Mica but I had to order some. If they're here by Wednesday I'll do...
I have a Script Logo Phase 90 that I bought around 74 and man did I abuse that pedal. I haven't used it in years. I'm gonna pull her out and remember days long gone... :lol: :LOL:
[EDIT]:
Okay, fast forward... I had forgotten how good this pedal sounds.
Here's a shorty...
Basically, the 12ax7 is a voltage amplification (low current) device. As the the gain decreases (12at7, 12ay7, 12au7) the current capability goes up (lower internal resistance) and thus the tube can be described as a driver. If one understands tube biasing and the tube's intended function, one...