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Nixie ·Nixie

CD24

Cold-cathode Nixie numerical indicator documented in Japanese specification tables with model-specific current, voltage, temperature, and viewing-angle data.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
13-17 TGL 68-87
Socket code
B13B
Base pins
-
Nominal heater
-

Description

Cold-cathode Nixie numerical indicator from a shared Japanese specification table; model-specific column extracted for CD24. The table supplies ionization voltage, cathode-current range, power/current limits, temperature range, viewing angle, and recommended anode-resistor values.

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
13-17 TGL 68-87
Socket code
B13B
Base pins
-
Nominal heater voltage
-
Nominal heater current
-
Parallel heater voltage
-
Parallel heater current
-
Series capable
No

13-17 TGL 68-87 - 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 cathode current
2.5 mA
Regulator starting voltage
145 V
Regulator maintaining voltage
135 V

Cold-cathode display section; promoted starting/maintaining voltages are anode striking/burning values published for comparable RFT type Z5600M.

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 Nixie Random Datasheets

Published operating points and test conditions from this source.

SECTION 1

Nixie

Other

  • Supply voltage minimum

    170 V

    DC operation

  • Ionization voltage maximum

    170 V

    DC operation

  • Average cathode power dissipation maximum

    0.5 W

    Each numerical cathode

  • Peak cathode current maximum

    3.5 mA

    Numerical cathode

  • Average cathode current range

    1.5 to 3 mA

    Numerical cathode

  • Storage ambient temperature

    -65 to 70 °C

  • Operating ambient temperature

    -10 to 55 °C

  • Maximum viewing angle

    160 deg

    Approximate

  • Weight

    12 g

    Approximate

  • Anode series resistor

    10 kΩ

    SupplyVoltage=170V

  • Anode series resistor

    24 kΩ

    SupplyVoltage=200V

  • Anode series resistor

    47 kΩ

    SupplyVoltage=250V

  • Anode series resistor

    68 kΩ

    SupplyVoltage=300V

Characteristics

  • Numerical cathode current

    1.5 to 3 mA

    DC operation

Data set 02

1971 Nixie RFT

Published operating points and test conditions from this source.

SECTION 1

Nixie

Other

  • Comparable RFT Type

    Z5600M

    Catalog cross-reference; comparable types are not guaranteed identical

  • Minimum Operating Supply Voltage

    170 V

    Published for comparable RFT type Z5600M

  • Cathode Current Minimum

    1 mA

    Published for comparable RFT type Z5600M

  • Cathode Current Maximum

    2.5 mA

    Published for comparable RFT type Z5600M

  • Peak Cathode Current

    10 mA

    Published for comparable RFT type Z5600M

  • Ambient Temperature Minimum

    -50 °C

    Published for comparable RFT type Z5600M

  • Ambient Temperature Maximum

    70 °C

    Published for comparable RFT type Z5600M

  • Symbol Height

    15.5 mm

    Published for comparable RFT type Z5600M

  • Maximum Viewing Distance

    10 m

    Published for comparable RFT type Z5600M

  • Maximum Bulb Height

    26.5 mm

    Published for comparable RFT type Z5600M

  • Maximum Bulb Diameter

    30.1 mm

    Published for comparable RFT type Z5600M

Characteristic

  • Anode Striking Voltage

    145 V

    Published for comparable RFT type Z5600M

  • Anode Maintaining Voltage

    135 V

    Published for comparable RFT type Z5600M

  • Anode Extinction Voltage

    120 V

    Published for comparable RFT type Z5600M