Tube Amp Archive

From the photo, I don’t see where the issues mentioned are? I’m not a valve expert but the branding on a valve may not be the company that actually made it. So it may be thst both your valves were made by Sylvania. Does the design of the structures inside the valves look to be the same, or do they ...

Hi guys i bought a pair of sylvania 6ca7 tubes and to my surprise i recieved a rca tube and a sylvania one. However the rca one has glass floating inside the tube despite having no crack would it work ? the other issue i have is with the sylvania one. Despite looking legit, it has some parts which a...