Skip to main content
Tube Tinker — Electron Tube Database
Alternatives & variationsDownload PDF datasheet

Nixie ·Nixie

GR2G

Gas-filled cold-cathode plus/minus register indicator, using shaped glow cathodes for dedicated sign display in side- or end-viewing form.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
-
Socket code
B26A
Base pins
-
Nominal heater
-

Description

GR2G is a cold-cathode +/− side-viewing register, classified as Nixie for this batch. The supplied datasheet was reviewed for ratings, operating conditions, display/counting function, and mechanical information.

Socket description

26-pin dual-ring all-glass counting/display-tube base

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
-
Socket code
B26A
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

Nixie

X-ray radiationInterelectrode capacitances
Max plate voltage
180 V
Max cathode current
5 mA

Applicable published ratings promoted; switching, display, trigger and regulator characteristics retained as 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

196X Ericsson Telephones Ltd

Published operating points and test conditions from this source.

SECTION 1

Nixie

Characteristics

  • Minimum breakdown voltage

    180 V

  • Nominal/running voltage

    168 V

  • Display orientation

    Side-viewing

Other

  • Maximum cathode/anode current

    5 mA

Data set 02

196X Nixie Random Datasheets

Published operating points and test conditions from this source.

SECTION 1

Nixie

Other

  • Anode Supply Voltage

    250 V

    Published datasheet value

  • Maximum Cathode/Anode Current

    5 mA

    Published datasheet value

Characteristic

  • Minimum Cathode/Anode Current

    3 mA

    Published datasheet value

  • Running Voltage

    168 V

    Published datasheet value

  • Minimum Breakdown Voltage

    180 V

    Published datasheet value

  • Life Expectancy

    4000 h

    Recommended DC operating conditions