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» Indicator tubes » Multi-character tubes » 3LO1I CRT oscilloscope cathode-ray tube
3LO1I CRT oscilloscope cathode-ray tube
Manufacturer: MELZ factory
3LO1I CRT oscilloscope cathode-ray tube
3LO1I CRT oscilloscope cathode-ray tube
3LO1I CRT oscilloscope cathode-ray tube
3LO1I CRT oscilloscope cathode-ray tube
3LO1I CRT oscilloscope cathode-ray tube
3LO1I CRT oscilloscope cathode-ray tube
$30.00/ea
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Available quantity:
last 4 pc.
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Average delivery time to United States is 19 days.
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.

    • Technical Specifications Technical Specifications

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