What Determines Guitar Amplifier Tone? A Year of Tests
Jim Lill · Demo · 19 min · 2022 · YouTube title: Tested: Where Does The Tone Come From In A Guitar Amplifier?
Why it's here
Recommended as a systematic, surprising experiment, often cited in audio and gear-obsession threads.
What it covers
Guitarist Jim Lill spends a year testing where guitar amplifier tone comes from, swapping tubes, rectifiers and bias types. He finds that much of it can be reproduced with EQ and distortion in different orders.