(!!) (Best Single) 13EM7 RCA coin-base black plates NOS 1970's (2.7/47.2ma)
By Tube World
$ 10.99
13EM7 RCA coin-base black plates NOS 1970's
2.7ma Gm=2100
47.2ma Gm=6800
SINGLE, NOT A PAIR
Matched on Amplitrex
Good Ma triode #1 = 1.2-1.4ma
Good Gm triode #1 =1400-1600
Good Ma triode #2 = 30-40ma
Good Gm triode #2 = 5500-7000
- Modwright
See more: vacuum tube
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 (Best Single) 13EM7 RCA coin-base black plates NOS 1970's (2.7/47.2ma) "Pin It")