In Reply to: RE: Lost a 50 the other night.. posted by drummerwill on July 11, 2014 at 15:00:35:
It has been said that the original 50 had a poor vacuum by modern standards, that being the reason it has such a low maximum grid resistance, and possibly the reason it has a "different" sound. If true, that would also contribute to a shorter lifetime for old stock.
As always, Jac's data sheets are worth reading, especially the notes.
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Follow Ups
- RE: Lost a 50 the other night.. - Paul Joppa 17:01:45 07/11/14 (0)