07-24-2013, 10:42 PM
Shack hasn't had anything applicable to tube stuff in decades. They quit selling component parts some time ago. There are lots of places you can order from, though, such as Mouser and Digi-Key. Also AES and others.
Sounds like you found the problem all right. If any of those twisted wires are loose, they could be oxidized and breaking contact, which would cause your hum.
Sounds like you found the problem all right. If any of those twisted wires are loose, they could be oxidized and breaking contact, which would cause your hum.