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(!!) (Recommended Single) 6BQ7A RCA branded MOTOROLA black plates NOS "O" getter 1974 (9.5/14.5ma)
(!!) (Recommended Single) 6BQ7A RCA branded MOTOROLA black plates NOS "O" getter 1974 (9.5/14.5ma)
$ 12.99
1 low noise tube) 6BQ7A RCA branded MOTOROLA black plates NOS "O" getter 1974
9.5ma Gm=6300
14.5ma Gm=8200
Tested on Amplitrex
Good Ma = 9ma
Good Gm = 6000-6400
(also see 6BZ7 and 6BK7B)
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