Comparison of Valve characteristics

[Happy Jack]

A topic that keeps coming up, and I've just found this website:

http://www.nostalgiaair.org/Tubes/

A useful resource.

[Happy Jack]

This is pretty good too:

http://www.radiomuseum.org/

[geoffbyrne]

http://www.guitaramplifierblueprinting.com/index2.html

You can talk to Myles direct here:

http://forums.musicplayer.com/ubbthreads.php/topics/1351234/Feel_free_to_ask_Myles#Post1351234

G.