63-1 double beam tetrode for audio use. Information translated from
Russian literature: 6.3V/2.1A heater, Ik 250mA (1.5A peak), Va 350V (600V
max), 20W max power.
Thanks to Svejen Toshkov for this information.
This file was last modified
15:38:02, Saturday November 12, 2011