5BQ7A RCA branded Raytheon black plates "D" getter faded printing 1950's (14.0/13.6ma)
$ 6.99
5BQ7A RCA branded Raytheon black plates "D" getter faded printing 1950's
14.0ma Gm=8500
13.6ma Gm=7800
sub for a 6BK7 or 6BQ7
dual-triode
See more: vacuum tube
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