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Specialized - Photo Tube ·CameraPickup

6656

High-resolution image-dissector television camera tube with S-1 spectral response.

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

Description

The ITT 6656 is a high-resolution s-1 spectral-response image-dissector television camera tube.

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.

Image-dissector camera tube; source page is descriptive and does not include the detailed numeric specification sheet.

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

1962 ITT

Published operating points and test conditions from this source.

SECTION 1

CameraPickup

Characteristic

  • Operating principle

    Photoemission

  • Photocathode

    Cesium-oxygen-silver

  • Spectral response

    S-1

  • Primary sensitivity

    Red and infrared

  • Output relation

    Signal varies linearly with light intensity

  • Primary feature

    Extremely high resolution

  • Primary feature 2

    Long life

  • Application

    Television camera / instrumentation