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Specialized - Photo Tube ·CameraPickup

THX540

Low-light Esicon camera tube combining image intensification with storage capability for extremely weak scenes.

Directly heatedCold cathodeCommon cathodeDissimilarSpecialized
Sections
1
Base
-
Socket code
-
Base pins
-
Nominal heater
6.3 V / 150 mA

Description

Low-light-level Esicon camera tube with image intensifier and storage capability.

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
6.3 V
Nominal heater current
150 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

CameraPickup

X-ray radiationInterelectrode capacitances

No fixed ratings are recorded for this section.

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

1972 Thomson CSF

Published operating points and test conditions from this source.

SECTION 1

CameraPickup

Characteristic

  • Heater Voltage

    6.3 V

  • Heater Current

    150 mA

  • Intensifier Photocathode Voltage

    -25000 V

  • Esicon Photocathode Voltage

    -12000 V

  • Output Capacitance

    25 pF

  • Limiting Resolution

    650 points/line

  • Dynamic Resolution

    500 points/line

  • Typical Residual Signal Third Frame

    5 percent

  • Overall Sensitivity

    2 mA/foot-candle