6N7GT RCA NOS 1940's (2.5/3.1ma)
$ 11.49
6N7GT RCA NOS 1940's
2.5ma Gm=1400
3.1ma Gm=1700
(6N7=6A6=ECC31, 6N7=Type 53 with different filament voltage, also see 5694)
(the best sounding 6N7 type ever made is the ECC31 Mullard)
- Sun Audio SV-6V6SE 2008
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