In Reply to: RE: Opinions on the 6N2P for New Designs? posted by Triode_Kingdom on May 25, 2017 at 17:28:43:
E is code for longer life.
B is code for military.
6N2P is nice 12AX7, but its heater has 6.3 V option only. The extra pin is connected to electrostatic shield between sections.
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Follow Ups
- RE: Opinions on the 6N2P for New Designs? - sser2 19:49:31 05/25/17 (0)