300B Tube Reviews

Are you looking for the very best 300B tubes for your vacuum tube amplifier?
This is the place to start. Check out the following 300B tube reviews for guidance in getting the best possible tone out of your tube equipment.

For opinions on common 300B tubes, take a look at Noam Bronstein 300B tube review/comparison. (courtesy of Wall of Sound)

"All of the 300B type tubes in this review are darn nice to listen to: the differences between them aren’t as dramatic as one might expect. That said, each tube had its strong points, and I tried to take a somewhat objective approach to the comparison work."

This tube comparison includes the following 300 tubes:

Electro Harmonix 300B Gold Grid
Genalex/Gold Lion PX300B
JJ Electronic 300B
Shuguang 300B-98
Shuguang 300B-98B
Shuguang 300BC (Solid Plate)
Shuguang Treasure 300B-Z