Tube-number record
TH 338
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TH 338 is a tube type in the TubeDatabase archive (class: Triode). Recorded specifications: brand Thomson-CSF, construction Triode, base Metal, socket Coaxial, maximum plate voltage 2500 V, and maximum plate dissipation 1200 W. The archive does not yet hold a photographed example of this type.
BrandThomson-CSF
ClassTriode
BaseCoaxial
Filament6.3 V @ 5.5 mA
Construction
Primary TypeTriode
EnvelopeCeramic-Metal
Base MaterialMetal
SectionsSingle
Filament / Heater
MaterialOxide Coated
Warm-up Time180s
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Class A Linear Amplifier (TV Translator) | 2400 V | 45000 | — | 80 | 400 mA |
Application Notes
Specifically designed for highly linear amplifier operating up to 1000 MHz without grid current in T.V. translators handling both sound and vision signals.
Datasheets
Datasheet: TH338.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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