All Guides
Each guide walks through the actual mechanics of the job — what to do, in what order, with what tool, and how to tell it worked — not just the theory behind it.
Initial Startup Guide
Safe first power-up steps for a freshly built or repaired amp.
GuideHow to Bias an Amp
A step-by-step walkthrough of the biasing process, start to finish.
GuideAmp Recapping Guide
Replacing filter capacitors the right way.
GuidePower Cap Bleeder Guide
Why a bleeder matters, how to size one, and how to install it safely.
GuideGrounding Schemes
Star ground vs. bus ground, chassis vs. signal ground, and the ground-loop mistakes that cause most tube amp hum.
GuideComing soon: more hands-on guides for restoration, mods, and diagnostics.