Dating rca tube
You’ll need schematics to implement some of these mods. We usually start with explaining a mod from a functional perspective where we relate to components in the logical schematics diagram.
Finally we point out location of components in the physical layout diagram.
This amp performed extremly well too, with lots of punch and sparkle.The Vibrolux is quite similar to the Pro Reverb 2×12″ except for the smaller speakers, output transformer and power transformer. 10″s provide a more scooped, responsive, punchy and sparkling sound than 12 inch speakers.The 12″s are fuller, warmer, looser in the low end while having more mids and a more three-dimensional tonal spread.Here is a video that gradually demonstrates the effects of some of the mods and tricks described here.To see embedded text comments, go to video on Youtube.