(!!) (Best GE Pair) 6S4A GE NOS 1961-1962 (23.0ma and 23.6ma)
By Tube World
$ 19.99
1 pair) 6S4A GE NOS
1 tube) 23.0ma Gm=4300 (1961)
1 tube) 23.6ma Gm=4300 (1962)
Matched on Amplitrex
Vplate=250V
Vgrid=-8V
Good Ma range 20-25ma
Good Gm range 4000-4500
(the 6S4A features high plate current at relatively low plate voltages and is capable
of withstanding high pulse voltages)(Vfil=6.3V @ 600ma)
MAX Ratings: Vplate=550V, Iplate=30ma, Pout=8.5 watts
Typical Operation:
Vplate=250V, Vgrid=-8V, Iplate=24ma, Mu=16.5, Gm=4500, Rplate=3700 ohms
- Woo Audio GES Electrostatic headphone amp
See more: vacuum tube
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 (Best GE Pair) 6S4A GE NOS 1961-1962 (23.0ma and 23.6ma) "Pin It")