The GU-43A or ГУ-43А is a 1000 watt, water-cooled, tetrode with full power output to 100 MHz. Made in Russia. Length = 4.92" Diameter = 3.35" Max voltage = 3300 Max current = 1 amp Fil voltage = 11.3 to 13.9 Fil current = 6 to 7.2 amps GOTO INDEX
The GU-43A or ГУ-43А is a 1000 watt, water-cooled, tetrode with full power output to 100 MHz. Made in Russia.