In Reply to: Are they quiet enough for a phonostage? (nt.) posted by audio39 on February 13, 2012 at 13:16:27:
The 1950's 12AX7A were built & selected for lower noise & hum. If you are interested in Raytheons, be sure to buy them from someone who tests the tubes not only for strength, but also quiet service. True with all tubes going into critical stages.
Good hunting!
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Follow Ups
- 12AX7A - FenderLover 14:31:35 02/13/12 (0)