Posted by Tre' [ 69.108.86.55 ] on June 08, 2006 at 13:16:20:

I have a set of 4 300b's that I have been running at 355volts @72ma. for 6 months now. They sound great and still test new. How long will they last.

Thnaks...Tre'

Replies:

• sorry, that's gg (gold grids) - Tre' 13:17:31 06/08/06 (1)
  • Re: sorry, that's gg (gold grids) - Thermionic 00:48:39 06/11/06 (0)