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Nixie ·Nixie

ZM1334K

Cold-cathode gas-filled Nixie numerical indicator displaying digits 0–9 with left and right decimal points in a 13.1 mm side-view format.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
-
Socket code
SK207
Base pins
-
Nominal heater
-

Description

The ZM1334K is a gas-filled cold-cathode Nixie display tube. The catalog shows 0 to 9 with left and right decimal points with a side viewing arrangement and a character height of 13.1 mm. Its ignition voltage is 175 V, extinction voltage is about 115 V. The source is French-language material translated to English for this record.

Socket description

SK-207 / RTS-44 14-contact Nixie socket family

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
-
Socket code
SK207
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
Regulator starting voltage
175 V

Single cold-cathode display section. Ignition, sustaining/extinction voltages, cathode-current limits, and display/mechanical data are retained below.

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

1973 Nixie Siemens

Published operating points and test conditions from this source.

SECTION 1

Nixie

Characteristics

  • Ignition voltage

    175 V

    Maximum/typical threshold shown in source table

  • Extinction voltage

    115 V

    Source table value

  • Cathode current (source sp value)

    14 mA

    Pulse-supply table; source abbreviation 'sp'

  • Cathode current (source cr value)

    2 mA

    Pulse-supply table; source abbreviation 'cr'

  • Mean current (source sp value)

    0.7 mA

    Pulse-supply table; source abbreviation 'sp'

  • Mean current (source cr value)

    0.1 mA

    Pulse-supply table; source abbreviation 'cr'

Other

  • Maximum supply voltage

    175 V

    Absolute limit table

  • Cathode current limit (source sp value)

    11 mA

    Pulse-supply table; source abbreviation 'sp'

  • Cathode current limit (source cr value)

    1 mA

    Pulse-supply table; source abbreviation 'cr'

  • Mean cathode current limit (source sp value)

    1.6 mA

    Pulse-supply table; source abbreviation 'sp'

  • Mean cathode current limit (source cr value)

    0.16 mA

    Pulse-supply table; source abbreviation 'cr'

  • Peak cathode current limit (source sp value)

    18 mA

    Pulse-supply table; source abbreviation 'sp'

  • Peak cathode current limit (source cr value)

    3 mA

    Pulse-supply table; source abbreviation 'cr'

  • Envelope temperature minimum

    -20 degC

    Operating envelope temperature range

  • Envelope temperature maximum

    70 degC

    Operating envelope temperature range

  • Display characters

    0 to 9 with left and right decimal points

    Translated from French source

  • Display orientation

    side

    Viewing orientation

  • Character height

    13.1 mm

    Display geometry

  • Maximum tube height

    30.5 mm

    Mechanical dimension

  • Maximum tube width/diameter

    13 mm

    Mechanical dimension as printed

  • Supply mode

    Pulse supply

    Catalog column heading