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 output...
So you are thinking of buying a valve (or tube) tester and perhaps wondering where to start.The type of tester you want to avoid are utility testers that just check filament continuity – you can do that with a...
Voc Rock Guitars Audio Reviews on ECC83 12AX7 Pre amp tubes. Essentially there are only 3 major tube manufacturers remaining in the world today. We decided to put the 3 most popular tubes manufactured by these...
Military valves have different markings to commercial valves. Most have a CV number (CV = common valve) It is best explained with an example. I recently sold some E88CC or 6922 with the following markings...
I don't usually get on my high horse, but I keep on seeing various eBay items that explain how to service your own valve amplifier, etc. Note: For anyone who pooh-whos this and chooses to ignore what I am...
Hi..I have owned many Audio Innovation Series amplifiers and others in my time on my quest to find a valve amp that I like the sound of and to date still own a pair of Audio Innovations S1000G - Mk3 "Gold...