GL931A

Photomultiplier tube using cascaded dynodes to provide high gain for low-level optical detection and measurement.

Directly heatedCold cathodeCommon cathodeDissimilarSpecialized

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

Description

Multiplier phototube providing high photoelectric sensitivity through dynode multiplication.

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

Photomultiplier

X-ray radiationInterelectrode capacitances

Max plate voltage: 1250 V
Max plate dissipation: 0.005 W
Max cathode current: 2.5 mA

Phototube has no dedicated canonical SectionType; applicable published electrical ratings/characteristics are promoted where schema fields exist and other data are preserved in TUBE_SECTION_PARAMETER.

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

1968 General Electric Co

Published operating points and test conditions from this source.

SECTION 1

Photomultiplier

Characteristic

Wavelength of maximum response
3750 angstroms
Published datasheet value; semantic OCR text extraction.

Other

Anode voltage, d-cor peak a-c*
1250 V
Published datasheet value; semantic OCR text extraction.
Cathode current density
230 mA
Published datasheet value; semantic OCR text extraction.
Voltage between Dynode No.9and Anode
250 V
Published datasheet value; semantic OCR text extraction.
Anode current . o e
2.5 mA
Published datasheet value; semantic OCR text extraction.
Voltage per Stage. . e 75
100 V
Published datasheet value; semantic OCR text extraction.
Luminous sensitivityt. 0.3
2 A
Published datasheet value; semantic OCR text extraction.
Sensitivity at
3750 angstroms
Published datasheet value; semantic OCR text extraction.