Indicator tube 31LM5V with electrostatic focusing and electromagnetic deflection of an electron beam, with a blue screen glow, with a long yellow persistence.
Designed for visual registration of processes in radio-electronic equipment of destination.
Made in the USSR
Dimensions of the tube:
Largest diameter - 31 cm
Maximum length - 42 cm
Weight - 5 kg
According to the connection diagram of the electrodes with the leads:
1 - Modulator (landing)
2 - Cathode
3.4 - Heater
5 - Modulator
6 - Accelerating electrode
7 - Anode first
A2 - Output of the anode of the second