The GS-27B or ГС-27Б is a 100 watt tetrode made is Russia. Length = 2.75" Diameter = 1.44" Max voltage = 1800 Max current = 210 ma Fil voltage = 11.4 - 13.8 Fil current = 1.04-1.24 amps GOTO INDEX
The GS-27B or ГС-27Б is a 100 watt tetrode made is Russia.