On the opposite side of the spectrum: https://www.amazon.com/Designing-Tube-Preamps-Guitar-Bass/dp...
I designed and created my own single-ended EL34 based guitar amp. This thing sounds bloody incredible when the output tube is in full tilt. It used a solid state power supply to decrease weight (from AliExpress), but ultimate bit the dust because the switching module was so unreliable.
I designed and created my own single-ended EL34 based guitar amp. This thing sounds bloody incredible when the output tube is in full tilt. It used a solid state power supply to decrease weight (from AliExpress), but ultimate bit the dust because the switching module was so unreliable.