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Specialized - Cathode Ray ·CathodeRay

9LO2I

Electrostatic cathode-ray tube documented by a Russian manufacturer source. The available documentation establishes CRT construction but does not provide enough functional evidence to justify a narrower application category.

Directly heatedCold cathodeCommon cathodeDissimilarSpecialized
Sections
1
Base
-
Socket code
-
Base pins
0
Nominal heater
6.3 V / 330 mA

Description

The 9LO2I is a electrostatic cathode-ray tube.

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
-
Socket code
-
Base pins
0
Nominal heater voltage
6.3 V
Nominal heater current
330 mA
Parallel heater voltage
-
Parallel heater current
-
Series capable
No

Terminal pinout

Electrical assignments shared by every tube using this base designation.

No verified pinout is recorded for this base designation.

Section ratings

1 physical section, each with unique specifications.

Section 1

Cathode Ray

X-ray radiationInterelectrode capacitances

No fixed ratings are recorded for this section.

Full electrical-data audit completed for this tube.

Source-dependent data

Operating conditions by source

Each block preserves the test conditions and published values from one reference. Values from different sources are intentionally kept separate.

Data set 01

195X Russian

Published operating points and test conditions from this source.

SECTION 1

Cathode Ray

Characteristics

  • Heater voltage

    6.3 V

    Nominal

  • Second anode voltage

    900 V

    Nominal

  • Fifth anode voltage

    3400 V

    Nominal

  • Deflection sensitivity Y

    0.8 mm/V

    Published value

  • Deflection sensitivity X

    1 mm/V

    Published value

  • Focused line width

    0.55 mm

    Maximum

  • Minimum operating life

    1000 h

    Published minimum

Other

  • Heater current

    330 mA

    Maximum

  • First anode voltage

    200 to 400 V

    Published allowable range

  • Third anode voltage

    -100 to 100 V

    Published range

  • Fourth anode voltage

    -100 to 100 V

    Published range