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(!!!) (Best RCA Single) 30 RCA Victor NOS 1940's original box (3.3ma)

(!!!) (Best RCA Single) 30 RCA Victor NOS 1940's original box (3.3ma)

$ 19.99
1 tube) 30 RCA Victor NOS 1940's original box 

3.3mA
Gm=900


tested on Amplitrex


NOS mA 3.0-3.1ma
NOS Gm 800-900
See more: vacuum tube
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