Fluctuating mains voltage = different sound?

Ask the DudeAlmost every guitarist knows this phenomenon: in the rehearsal room the sound of the guitar was absolutely perfect, and the amp has been situated right in the sweet spot. But live on stage, the magic has disappeared. Continue reading “Fluctuating mains voltage = different sound?”

How a tube-amp works – Part 1

RöhreTo me as a layperson the functionality of a tube-amp is a phenomenon and because of this fascination I decided to deal a bit more intensively with it.

Here I would like to explain (maybe some kind of inexpertly) try to explain how a tube-amplifier with cathode-bias works: Continue reading “How a tube-amp works – Part 1”