Tube-number record
F4156
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F4156 is a tube type in the TubeDatabase archive (class: Traveling Wave Tube). Recorded specifications: brand Thomson-CSF, construction Other / special, base Metal, socket Special / none, and maximum plate voltage 1600 V. The archive does not yet hold a photographed example of this type.
BrandThomson-CSF
ClassTraveling Wave Tube
BaseSpecial / none
Filament6.3 V @ 420 mA
Construction
Primary TypeOther / special
EnvelopeCeramic and Metal
Base MaterialMetal
SectionsSingle
Filament / Heater
Warm-up Time120s
Heater NotesMin 6.2V, Max 6.4V heater voltage range
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| RF Amplifier | 1500 V | — | — | — | 0.43 mA |
Application Notes
The tube helix should be connected to ground by means of a DC short or a crystal rectifier after installation. Wait two minutes after applying heater voltage before applying high voltage.
Datasheets
Datasheet: F4156.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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