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

Nixie ·Nixie

GR10H

Gas-filled cold-cathode Nixie numerical indicator designed to display decimal digits by selective glow discharge of shaped cathodes.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
-
Socket code
B17A
Base pins
-
Nominal heater
-

Description

GR10H is a cold-cathode numerical indicator, classified as Nixie for this batch. The supplied sheet provides electrical operating/rating data and display information.

Socket description

17-contact large Nixie socket family

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
-
Socket code
B17A
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
150 V
Max cathode current
25 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

    150 V

  • Nominal/running voltage

    140 V

  • Display orientation

    End-viewing

Other

  • Maximum cathode/anode current

    25 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 Current

    2.5 mA

    Published datasheet value

  • Normal/Recommended Cathode Current

    2 mA

    Published datasheet value

Characteristic

  • Nominal Running Voltage

    140 V

    At 2 mA

Data set 03

1971 Nixie RFT

Published operating points and test conditions from this source.

SECTION 1

Nixie

Characteristic

  • Anode Ignition Voltage

    145 V

    Comparable RFT type Z5600M

  • Anode Burning Voltage

    135 V

    Comparable RFT type Z5600M

  • Anode Extinction Voltage

    120 V

    Comparable RFT type Z5600M

Other

  • Minimum Cathode Current

    1 mA

    Comparable RFT type Z5600M

  • Maximum Cathode Current

    2.5 mA

    Comparable RFT type Z5600M

  • Peak Cathode Current

    10 mA

    Comparable RFT type Z5600M

  • Minimum Ambient Temperature

    -50 degC

    Comparable RFT type Z5600M

  • Maximum Ambient Temperature

    70 degC

    Comparable RFT type Z5600M

  • Symbol Height

    15.5 mm

    Comparable RFT type Z5600M

  • Maximum Viewing Distance

    10 m

    Comparable RFT type Z5600M

  • Maximum Bulb Height

    26.5 mm

    Comparable RFT type Z5600M

  • Maximum Bulb Diameter

    30.1 mm

    Comparable RFT type Z5600M