Tube-number record
COLD CATHODE GAS TRIODE
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COLD CATHODE GAS TRIODE is a tube type in the TubeDatabase archive (class: Relay, voltage regulator, or rectifier). Recorded specifications: brand Western Electric, year 1956, construction Other / special, and maximum plate voltage 185 V. The archive does not yet hold a photographed example of this type.
BrandWestern Electric
ClassRelay, voltage regulator, or rectifier
Construction
Primary TypeOther / special
EnvelopeGlass
Sections1
Filament / Heater
Absolute Maximum Ratings
Plate Voltage185 V
Cathode Current35 mA
Audio Performance
Key Features
- Inert-gas-filled
- Fast starter gap ionization time
- Fast switching
- Contains minute amount of radium bromide
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Starter Breakdown | — | — | — | — | — |
| Main Gap Operation | 75 V | — | — | — | 20 mA |
Application Notes
The 430A is mechanically and electrically identical to the 313C except for faster ionization time. Suitable for fast switching circuits.
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