The Valve Wizard

How to design valve guitar amplifiers!

The Common-Cathode, Triode Gain Stage

The common cathode, triode amplifying stage is the fundamental building block of all amplifiers, and must be fully understood before we have any hope of designing a whole amplifier.

Because this particular topic is so essential to understanding guitar amplfiers, and because most people reading this will be newcomers, I have decided to explain the matter in full detail. This article is the first chapter from my book Designing Valve Preamps for Guitar and Bass.
Click here to view the chapter (800kb PDF)
(To download a copy, right click the link and select "save target as").

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