Tube-number record
XN 3
0 archive entries
XN 3 is a tube type in the TubeDatabase archive (class: Nixie Tube / Cold Cathode Indicator). Recorded specifications: year 1964, construction Other / special, maximum plate voltage 180 V, and maximum plate dissipation 0.3 W. The archive does not yet hold a photographed example of this type.
ClassNixie Tube / Cold Cathode Indicator
Construction
Primary TypeOther / special
EnvelopeGlass
SectionsDigit Display
Filament / Heater
Absolute Maximum Ratings
Plate Voltage180 V
Plate Dissipation0.3 W
Cathode Current2 mA
Audio Performance
Key Features
- Digit indicator tube
- Gas-filled
- Longer life compared to XN 1
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| DC | 180 V | — | 30000 | — | 1.5 mA |
Application Notes
The tube must not be operated without an anode resistor. Unused cathodes should be disconnected or biased to prevent them from acting as anodes.
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