The numbers relate to how soon breakup occurs (a guitar amp issue). You want the highest number for 2 channel apps. (i.e., late breakup). Visit Doug's Tubes.
Groove Tubes GT-6CA7-GE vs NO GE and NOS Sylvania
Anybody heard the difference between authentic NOS General Electric 6CA7's and the Groove Tubes GT-6CA7-GE? And what about the NOS Sylvania 6CA7's...how would they compare?
Any input is most welcome
Any input is most welcome