8137

Uncompensated ionization chamber for thermal-neutron detection and reactor-control service. It converts neutron-induced ionization into a measurable current for continuous flux monitoring rather than discrete Geiger-style counting.

Directly heatedCold cathodeCommon cathodeDissimilarSpecialized

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

Description

Uncompensated ionization chamber for thermal-neutron detection and reactor-control service.

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

IonizationChamber

X-ray radiationInterelectrode capacitances

Max plate voltage: 1000 V

Published electrical limits and characteristics promoted from the approved source; non-schema quantities are retained 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

1947 Westinghouse

Published operating points and test conditions from this source.

SECTION 1

IonizationChamber

Other

MaximumPlateOrOperatingVoltage
1000 V
OperatingVoltageRange
-
300 to 800 V
ThermalNeutronFluxMaximum
50000000000 nv

Characteristic

ThermalNeutronSensitivity
2e-14 A/nv