Hey everybody
I just want add this extensive tube roll test of a good amount 300B tubes done by the late Ian Grant of Grant Fidelity for everyone to review.
http://grantfidelity.com/forum/viewtopic.php?t=281
He covers a lot of 300B tubes so I hope this helps everyone. I know it is one person's take on these tubes but it is better than nothing.
I just want add this extensive tube roll test of a good amount 300B tubes done by the late Ian Grant of Grant Fidelity for everyone to review.
http://grantfidelity.com/forum/viewtopic.php?t=281
He covers a lot of 300B tubes so I hope this helps everyone. I know it is one person's take on these tubes but it is better than nothing.