Tube-number record
TH 485
0 archive entries
TH 485 is a tube type in the TubeDatabase archive (class: Triode). Recorded specifications: brand Thomson-CSF, construction Triode, base Special contacts, socket Special / none, maximum plate voltage 15000 V, and maximum plate dissipation 65000 W. The archive does not yet hold a photographed example of this type.
BrandThomson-CSF
ClassTriode
BaseSpecial / none
Construction
Primary TypeTriode
EnvelopeMetal-Ceramic with Vapotron radiator
Base MaterialSpecial contacts
SectionsSingle
Filament / Heater
MaterialThoriated tungsten
Absolute Maximum Ratings
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Class C Telegraphy | 13000 V | 65000 | 384.6 | 25 | 13500 mA |
| Class C Telephony (Plate Modulated) | 12000 V | 65000 | — | 25 | 7300 mA |
Application Notes
Le tube TH 485 est une triode d’émission a refroidissement par vaporisation d’eau, utilisable en amplificateur BF ou HF.
Datasheets
Datasheet: TH485.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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