Tube-number record
S340
0 archive entries
S340 is a tube type in the TubeDatabase archive (class: Cold Cathode Trigger Tube). Recorded specifications: brand SYLVANIA, construction Other / special, base Ceramic, socket 4-pin, and maximum plate voltage 1300 V. The archive does not yet hold a photographed example of this type.
BrandSYLVANIA
ClassCold Cathode Trigger Tube
Base4-pin
Construction
Primary TypeOther / special
EnvelopeGlass
Base MaterialCeramic
Sections1
Filament / Heater
Absolute Maximum Ratings
Plate Voltage1300 V
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Relay and Switching | 1000 V | — | — | — | — |
Application Notes
The Sylvania Type S340 is an inert-gas-filled internally-triggered cold cathode trigger tube designed for electronic relay and switching service. It is similar to the OA5 but capable of higher peak and average currents. Ideal for jet engine ignition systems and high-altitude flight applications.
Datasheets
Datasheet: S340.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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