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Nixie ·Nixie

ZM1020

Gas-filled cold-cathode numerical indicator for direct optical display of digits 0–9 in measuring and counting instruments. It is the red-filtered member of the ZM1020/ZM1022 pair, providing enhanced display contrast.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
Special 13-pin
Socket code
B13B
Base pins
13
Nominal heater
-

Description

Gas-filled cold-cathode Nixie indicator for direct optical display of digits 0 through 9 in measuring and counting instruments. ZM1020 is the red-filtered member of the ZM1020/ZM1022 pair.

Socket description

B13B Nixie 13-contact

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
Special 13-pin
Socket code
B13B
Base pins
13
Nominal heater voltage
-
Nominal heater current
-
Parallel heater voltage
-
Parallel heater current
-
Series capable
No

Special 13-pin - 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
170 V
Max cathode current
10 mA
Regulator minimum current
1 A
Regulator maximum current
2.5 A
Regulator starting voltage
160 V
Regulator maintaining voltage
140 V

Single indicator/counting section. Nixie-specific electrical ratings and operating data are retained in TUBE_SECTION_PARAMETER.

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

1965 Nixie Valvo

Published operating points and test conditions from this source.

SECTION 1

Nixie

Characteristics

  • Ignition voltage

    160 V

    Typical characteristic

  • Burning voltage

    140 V

    Typical glow voltage

  • Extinction voltage

    120 V

    Typical characteristic

  • Life with one digit continuously displayed

    5000 to - h

    Recommended conditions

  • Life with changing display

    30000 h

    Digit changed at least every 100 h

Other

  • Continuous cathode current

    1 to 2.5 mA

    Absolute range

  • Pulse cathode current

    4 to 10 mA

    Pulse operation; max pulse 20 ms

  • Cathode-to-cathode voltage

    - to 120 V

    Absolute maximum

  • Pulse rise time

    80 to - us

    Pulse operation

  • Pulse source internal resistance

    - to 1 kOhm

    Pulse operation

  • Envelope temperature

    - to 70 degC

    Absolute maximum

  • Recommended DC supply voltage

    170 V

    +/-3% example

  • Recommended DC operating voltage

    140 V

    At display electrodes

Data set 02

1966 Nixie Telefunken

Published operating points and test conditions from this source.

SECTION 1

Nixie

Characteristics

  • Ignition voltage

    160 V

    Typical characteristic

  • Burning voltage

    140 V

    Typical glow voltage

  • Extinction voltage

    120 V

    Typical characteristic

  • Life with one digit continuously displayed

    5000 to - h

    Recommended conditions

  • Life with changing display

    30000 h

    Digit changed at least every 100 h

Other

  • Continuous cathode current

    1 to 2.5 mA

    Absolute range

  • Pulse cathode current

    4 to 10 mA

    Pulse operation; max pulse 20 ms

  • Cathode-to-cathode voltage

    - to 120 V

    Absolute maximum

  • Pulse rise time

    80 to - us

    Pulse operation

  • Pulse source internal resistance

    - to 1 kOhm

    Pulse operation

  • Envelope temperature

    - to 70 degC

    Absolute maximum

  • Recommended DC supply voltage

    170 V

    +/-3% example

  • Recommended DC operating voltage

    140 V

    At display electrodes

Data set 03

1969 Nixie Mullard

Published operating points and test conditions from this source.

SECTION 1

Nixie

Other

  • Numeral/Character Height

    0.6 mm

    Published mechanical/display data

  • Maximum Peak Cathode Current

    10 mA

    Published peak limit

Characteristic

  • Supply Voltage

    170 V

    Published operating data

  • Cathode Current

    2 mA

    Published average/normal value

  • Maintaining Voltage

    10 V

    Published datasheet value

Data set 04

1969 Nixie Valvo

Published operating points and test conditions from this source.

SECTION 1

Nixie

Characteristics

  • Ignition voltage

    160 V

    Typical characteristic

  • Burning voltage

    140 V

    Typical glow voltage

  • Extinction voltage

    120 V

    Typical characteristic

  • Life with one digit continuously displayed

    5000 to - h

    Recommended conditions

  • Life with changing display

    30000 h

    Digit changed at least every 100 h

Other

  • Continuous cathode current

    1 to 2.5 mA

    Absolute range

  • Pulse cathode current

    4 to 10 mA

    Pulse operation; max pulse 20 ms

  • Cathode-to-cathode voltage

    - to 120 V

    Absolute maximum

  • Pulse rise time

    80 to - us

    Pulse operation

  • Pulse source internal resistance

    - to 1 kOhm

    Pulse operation

  • Envelope temperature

    - to 70 degC

    Absolute maximum

  • Recommended DC supply voltage

    170 V

    +/-3% example

  • Recommended DC operating voltage

    140 V

    At display electrodes

Data set 05

196X Nixie Random Datasheets

Published operating points and test conditions from this source.

SECTION 1

Nixie

Other

  • Character/Numeral Height

    15 mm

    Published datasheet value

  • Ignition Voltage Maximum

    170 V

    Published datasheet value

  • Cathode/Anode Current Maximum

    2 mA

    Published datasheet value

Characteristic

  • Supply Voltage Minimum

    170 V

    Published datasheet value

  • Extinguishing Voltage Minimum

    118 V

    Published datasheet value

  • Cathode/Anode Current Minimum

    1 mA

    Published datasheet value

  • Cathode Selecting Voltage Minimum

    60 V

    Published datasheet value

Data set 06

1971 Nixie RFT

Published operating points and test conditions from this source.

SECTION 1

Nixie

Characteristics

  • Ignition voltage

    160 V

    Maximum/typical threshold shown in source table

  • Operating glow voltage

    140 V

    Approximate service voltage

  • Extinction voltage

    120 V

    Source table value

  • Nominal cathode current

    2 mA

    Main symbol/digit

Other

  • Maximum supply voltage

    160 V

    Absolute limit table

  • Cathode current

    1 to 2.5 mA

    Main symbol/digit continuous range

  • Maximum peak cathode current

    10 mA

    Main symbol/digit

  • Envelope temperature minimum

    -20 degC

    Operating envelope temperature range

  • Envelope temperature maximum

    70 degC

    Operating envelope temperature range

  • Display characters

    0 to 9

    Translated from French source

  • Display orientation

    front

    Viewing orientation

  • Character height

    15.5 mm

    Display geometry

  • Maximum tube height

    26.5 mm

    Mechanical dimension

Data set 07

1973 Nixie Siemens

Published operating points and test conditions from this source.

SECTION 1

Nixie

Characteristics

  • Ignition voltage

    160 V

    Maximum/typical threshold shown in source table

  • Operating glow voltage

    140 V

    Approximate service voltage

  • Extinction voltage

    120 V

    Source table value

  • Nominal cathode current

    2 mA

    Main symbol/digit

Other

  • Maximum supply voltage

    160 V

    Absolute limit table

  • Cathode current

    1 to 2.5 mA

    Main symbol/digit continuous range

  • Maximum peak cathode current

    10 mA

    Main symbol/digit

  • Envelope temperature minimum

    -20 degC

    Operating envelope temperature range

  • Envelope temperature maximum

    70 degC

    Operating envelope temperature range

  • Display characters

    0 to 9

    Translated from French source

  • Display orientation

    front

    Viewing orientation

  • Character height

    15.5 mm

    Display geometry

Data set 08

1977 Nixie Tesla

Published operating points and test conditions from this source.

SECTION 1

Nixie

Characteristics

  • Ignition voltage

    160 V

    Typical characteristic

  • Burning voltage

    140 V

    Typical glow voltage

  • Extinction voltage

    120 V

    Typical characteristic

  • Life with one digit continuously displayed

    5000 to - h

    Recommended conditions

  • Life with changing display

    30000 h

    Digit changed at least every 100 h

Other

  • Continuous cathode current

    1 to 2.5 mA

    Absolute range

  • Pulse cathode current

    4 to 10 mA

    Pulse operation; max pulse 20 ms

  • Cathode-to-cathode voltage

    - to 120 V

    Absolute maximum

  • Pulse rise time

    80 to - us

    Pulse operation

  • Pulse source internal resistance

    - to 1 kOhm

    Pulse operation

  • Envelope temperature

    - to 70 degC

    Absolute maximum

  • Recommended DC supply voltage

    170 V

    +/-3% example

Data set 09

1999 Philips E-Z

Published operating points and test conditions from this source.

SECTION 1

Nixie

Characteristics

  • Supply voltage min. 170 Vv

    170 S

    Supply voltage min. 170 Vv

  • Anode current 2 mA

    2 A

    Anode current 2 mA

  • Cathode selecting voltage Vkk see sheet 5

    5 a

    Cathode selecting voltage Vkk see sheet 5

  • Extinguishing voltage Vext min., 118 V

    118 s

    Extinguishing voltage Vext min., 118 V

  • 1y Bulb temperatures below 10 °C result in a reduced life expectancy and

    1 a

    1y Bulb temperatures below 10 °C result in a reduced life expectancy and

  • digit to the others every 1000 h. or less 100.000 h

    100 s

    digit to the others every 1000 h. or less 100.000 h

  • Anode voltage necessary for ignition Va min. 170 V

    170 A

    Anode voltage necessary for ignition Va min. 170 V

  • Ixk individual and

    2 v

    Ixk individual and =Igk versus cathode selecting voltage Vii at I = 2 mA.

Other

  • Ignition voltage Vign max. 170 V

    170 v

    Ignition voltage Vign max. 170 V

  • Maintaining voltage Vm see sheet 4

    4 Ma

    Maintaining voltage Vm see sheet 4

  • "off"" cathodes (see sheet 5) Vbias max. Vfloating

    5 a

    "off"" cathodes (see sheet 5) Vbias max. Vfloating

  • Ambient temperature tamb max. +70 0C

    0 mA

    Ambient temperature tamb max. +70 0C