(!!) (BEST SINGLE) 13EM7 Sylvania NOS 1960 era (1.4/56ma)
$ 10.99
13EM7 Sylvania NOS 1960
1.4ma Gm=1600
56ma Gm=8000
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
See more: vacuum tube
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 (BEST SINGLE) 13EM7 Sylvania NOS 1960 era (1.4/56ma) "Pin It")