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Specialized - Photo Tube ·CameraPickup

TH9655

High-sensitivity low-light camera pickup tube using intensified vidicon, esicon, super-esicon, or nocticon imaging technology.

Directly heatedCold cathodeCommon cathodeDissimilarSpecialized
Sections
1
Base
-
Socket code
DITETRAR8
Base pins
-
Nominal heater
-

Description

The Thomson-CSF TH9655 is a nocticon low-light-level camera tube with fiber-optic input and silicon diode-array target.

Socket description

Small-button Ditetrar 8-pin

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
-
Socket code
DITETRAR8
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.

Composite/image-pickup electron-optical section; camera-specific voltages and performance retained in parameters.

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

Other

  • Nominal sensitivity

    300 mA/lm

  • Photocathode acceleration voltage

    10000 V

  • Electron-hole pairs per photoelectron minimum

    1500

  • Electron-hole pairs per photoelectron maximum

    2000

  • Maximum target voltage

    300 V

  • Maximum g2 acceleration voltage

    350 V

  • Maximum g3 wall voltage

    350 V

  • Maximum g4 field voltage

    350 V

  • Maximum g1 negative bias magnitude

    150 V

Characteristic

  • Input field diameter

    25 mm

  • Silicon target diameter

    18 mm