There wasn’t anything special about Eddie’s amp. Most of his tone came from post eq-omg in the studio. Listen he gets the tone with the right gear from a stock Marshall.
Did early 1960’s Marshall amps have voltage selectors? If not when did they start getting them? The early amps made for the US had a polarity switch did they have voltage selectors?
I’ve asked Robbo. He mainly used it as a tone control for wah wah solos meaning he didn’t just rock it back and forth he adjusted it to what he was playing. I got two old Colorsound wah wah’s and it sounds awful if you leave it on and try to play chords. On the Live And Dangerous video you can...
If you play a plexi loud so it distorts there isn’t much you can do to increase the volume level going out. Any boost on the input will only give you more distortion. I play a Plexi with a stock effects loop that can be bypassed and taken out of the circuitry. It also has a modded master volume...
They didn’t use the wah wah cocked only when they used it as a regular wah wah. Also they usually turned down the volume on the guitar a bit for rythm and turned it up for solos their soudman turned up the volume for solos.