(!!!) (Recommended Single) 6BQ7A RCA black plates NOS 1962 (10/14ma)
$ 24.99
1 low noise tube) 6BQ7A RCA black plates NOS 1962
10ma Gm=7300
14ma Gm=8400
Tested on Amplitrex
Good Ma = 8-10+ma
Good Gm = 6000-6400
(also see 6BZ7 and 6BK7B)
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