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Tube Tinker — Electron Tube Database
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Nixie ·Nixie

XN3

Gas-filled cold-cathode numerical indicator tube designed for direct glowing digit display.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
-
Socket code
B7G
Base pins
-
Nominal heater
-

Description

Gas-filled cold-cathode numerical indicator tube.

Socket description

Miniature 7-contact

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
-
Socket code
B7G
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

No fixed ratings are recorded for this section.

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

1955 Lorenz

Published operating points and test conditions from this source.

SECTION 1

Nixie

Characteristics

  • Minimum striking voltage

    200 V

  • Extinction voltage

    125 V

  • Burning voltage at 1.5mA

    140 V

Other

  • Maximum peak anode current

    3 mA

  • Maximum mean anode current

    2 mA