CK1049

Halogen-quenched Raytheon Geiger-Müller counter for beta and gamma detection, intended for economical prospecting and demonstration instruments. Its self-quenching operation simplifies portable radiation-counting equipment.

Directly heatedCold cathodeCommon cathodeDissimilarSpecialized

Sections: 1
Base: -
Socket code: SUBMINIATURE8
Base pins: -
Nominal heater: -

Description

Halogen-quenched Geiger-Mueller radiation counter tube for beta and gamma detection, intended for low-cost prospecting and demonstration instruments.

Socket description

Subminiature 8-lead base

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base: -
Socket code: SUBMINIATURE8
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

GeigerMullerCounter

X-ray radiationInterelectrode capacitances

No fixed ratings are recorded for this section.

Published ratings and characteristics promoted where clearly stated.

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

1938 Raytheon

Published operating points and test conditions from this source.

SECTION 1

GeigerMullerCounter

Characteristics

Maintaining or operating voltage
900 V
Published operating voltage
Starting voltage
750 V
Published nominal or maximum starting value