30ЛО1И 3LO1I CRT oscilloscope cathode-ray tube

Cathode - ray tube 3LO1I (3ЛО1И) has electrostatic focus and deflection of the electron beam, with a round screen, green phosphor and intended for monitoring electronic processes by visual observations in different radio and technical devices.

• Heater voltage: 6.3V;
• Heater current: 0.54 . . . 0.66A;
• 2nd anode voltage: 500V;
• 1st anode voltage correspond to best focus: 0 . . . 50V;
• Cut - off voltage: - 90 . . . - 30V;
• Diameter of tube (no more than: 33.5mm;
• Length of tube (no more than): 115mm.

  Maximum operational values:

• Heater voltage: 5.7 . . . 6.9V;
• 2nd anode voltage: 500 . . . 800V;
• Max 1st anode voltage: 150V;
• Control grid voltage: - 125 . . . 0V;
• Heater - cathode voltage: - 125 . . . 0V;
• Impedance in control grid circuit, no more than: 1,5MΩ;
• Impedance in any deflection plate circuit at 50Hz: no more than 2MΩ;
• Voltage between any deflection plates and 2nd anode: - 450 . . . 450V;

  Operation of the CRT with two or more simultaneous maximum values is not permitted.