Highlights







































Description

Vacuum tubes are completely new, never used before. Year of production 1980, September. All factory descriptions have been preserved. Blue and green stamps.

Rated electrical data of the G807 lamp:
Heating voltage, V 6.3
Anode voltage, V 600
Voltage on the second grid, V 300
Bias voltage on the first grid, V -20
Heating current, mA 900
Current in the anode circuit at a bias on the first grid minus 20 V, mA one hundred
Current in the anode circuit when biased on the first grid minus 29 V, mA 36
Current of the second grid at a bias voltage on the first grid minus 20 V, mA 20
Current in the circuit of the second grid at a bias voltage on the first grid of minus 29 V, mA four
Slope of characteristic, mA/V 10
The steepness of the characteristic at a voltage on the anode and the second grid of 250 V and a bias voltage on the first grid of minus 14 V, mA/V 5.9
Output power in the generation mode at a frequency of 120 MHz, W 40
Output power at a frequency of 15 MHz with an anode current of not more than 100 mA, a first grid current of about 6 mA, a voltage on the second grid of 200 V and a resistance in the first grid circuit of 10 kOhm, W 33
Insulation resistance between the cathode and the heater at a voltage between the cathode and the heater 200 V, Mu03a9 2