LI211

Russian image orthicon camera pickup tube for wide-illumination-range 625-line television.

Directly heatedCold cathodeCommon cathodeDissimilarSpecialized

Sections: 1
Base: -
Socket code: -
Base pins: -
Nominal heater: -

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base: -
Socket code: -
Base pins: -
Nominal heater voltage: -
Nominal heater current: -
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

CameraPickup

X-ray radiationInterelectrode capacitances

No fixed ratings are recorded for this section.

2026 Russian Photo Tube datasheet. image orthicon; application: wide-illumination 625-line television; photocathode: bismuth-silver-cesium translucent; focusing electromagnetic; deflection electromagnetic; spectral sensitivity peak 4950 Å (4400–5500 Å); photocathode area 24 × 32 to 28 × 28 mm; resolution 625 lines; illumination 5*10e-4–5.0 lux (source notation).

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.

No source-specific operating conditions are recorded.