8502

Miniature cold-cathode numerical indicator with common anode and ten numeral-shaped cathodes, designed for low-voltage 120 V DC direct readout.

Directly heatedCold cathodeCommon cathodeDissimilar

Sections: 1
Base: -
Socket code: -
Base pins: -
Nominal heater: -

Description

Miniature cold-cathode numerical indicator with common anode and ten numeral-shaped cathodes, designed for low-voltage 120 V DC direct readout.

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base: -
Socket code: -
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.

Promoted fields are used only where the published value maps cleanly to the locked schema; device-specific microwave, pulse, photoelectric, camera, and indicator data are preserved as parameter rows.

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

1964 RMA EIA

Published operating points and test conditions from this source.

SECTION 1

Nixie

Other

Ionization voltage maximum
120 V
Supply voltage minimum
120 V
Cathode current maximum
2 mA
Supply voltage
120 V
TestCircuit
Series resistance
20000 Ohm
TestCircuit
Cathode current minimum
0.7 mA
Test
Cathode current maximum
1.4 mA
Test
Ambient temperature minimum
-65 degC
Ambient temperature maximum
85 degC
Altitude maximum
70000 ft