A question I hear a lot. Do I need to have my Valve amplifier biased? So What is Bias. Well to put it simply the bias of a Valve amp is set by adjusting the grid voltages to set the idle current of the...
As most of you reading this guide will know, alot of people who own Audio Innovations EL34 valve based amplifiers wonder what all the fuss is about changing the EL34 valve to a 5881. The Reason ? Simple...
Marshall DSL50 Valve Biasing. When replacing or changing power valves in this amp or others like it, it is important to purchase a matched pair of power valves from your supplier. The power valves in the...