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Nixie ·Nixie

CD69

NEC side-view cold-cathode symbol indicator displaying plus and minus signs with approximately 14 mm character height.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
-
Socket code
-
Base pins
11
Nominal heater
-

Description

NEC side-view cold-cathode display-discharge tube showing symbols + and -. It has an approximate 14 mm display height. The catalog gives a 170 V minimum anode supply, with + at 0.5–1.7 mA and − at 1.0–2.2 mA. Termination/socket information is Wire-leaded.

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
-
Socket code
-
Base pins
11
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 cathode current
2.2 mA

Cold-cathode display section. Catalog maps this designation to comparable RFT type Z510M, but that RFT type is not tabulated in the supplied electrical-data pages.

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 NEC

Published operating points and test conditions from this source.

SECTION 1

Nixie

Display

  • Display content

    Symbols + and -

  • Viewing orientation

    side

  • Display construction

    side-view

Other

  • Display height

    14 mm

  • Overall length maximum

    47.6 mm

  • Bulb size maximum

    19 mm

  • Lead length minimum

    33 mm

  • Anode supply voltage minimum

    170 to - Vdc

    Minimum DC anode supply

  • Plus-symbol cathode current

    0.5 to 1.7 mA

    Plus symbol

  • Minus-symbol cathode current

    1 to 2.2 mA

    Minus symbol

Base

  • Socket or termination

    Wire-leaded

Data set 02

1971 Nixie RFT

Published operating points and test conditions from this source.

SECTION 1

Nixie

Other

  • Comparable RFT Type

    Z510M

    Catalog cross-reference; comparable types are not guaranteed identical