Request Info on Type 825 Tube
 

Does anyone have information on the 825 tube?
I have one in my tube box and don't find any information about in on
the Internet. If it has some value as a collectors item, I may donate
it to AWA, but want to know about it first.

Request Info on Type 825 Tube
 

On Jul 6, 9:58 am, CyberFrank wrote:
Does anyone have information on the 825 tube?
I have one in my tube box and don't find any information about in on
the Internet. If it has some value as a collectors item, I may donate
it to AWA, but want to know about it first.

Try this:

http://www.mines.uidaho.edu/~glowbug...es37/pg256.jpg