Weekend Mod Project: BillM Blues Jr Mods, Part 2

Last week I posted about my decision to jump headfirst into the world of amp mods, performing some simple tweaks to my Fender Blues Jr using a popular kit from online Jr guru Bill Machrone. This included the “TwinStack” mod, replacement orange drop tone capacitors, power supply stiffening capacitor, and adjustable bias trim pot, as well as a presence control and more robust input jack. Sounds complicated, but in reality the mods involve only a handful of components. What could go wrong?

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