LOT OF 4 Pcs.
MILITARY TUBE
MADE IN URSS
Name ГИ21-Б
Type pulse triode
Cathode type oxide,indirect heating
Applicationfield oscillation and amplification RF in UHF band in continuous and pulse anode modulation mode
Brief application oscillation, amplification
Heating voltage 12.6 V
Heating current (0.83 – 0.93) A
Normal anode voltage 0.6 kV
Mutual conductance (23 to 31) mA/V
Output power 110 W
Maximum anode voltage 0.8 kV / 5 kV in pulse
Maximum operating frequency 9.5 cm
Envelope metal-ceramic
Cooling method forced air 8.4 m3/h
Dimensions 88 mm x 57.5 mm
Mass 120 g