Tube-number record
6F31
0 archive entries
6F31 is a tube type in the TubeDatabase archive (class: High-frequency pentode - remote-cut-off). Recorded specifications: brand TESLA, construction Pentode, base Glass, socket Miniature 7-pin (B7G), maximum plate voltage 300 V, and maximum plate dissipation 3 W. The archive does not yet hold a photographed example of this type.
BrandTESLA
ClassHigh-frequency pentode - remote-cut-off
BaseMiniature 7-pin (B7G)
Filament6.3 V @ 300 mA
Construction
Primary TypePentode
EnvelopeGlass
Base MaterialGlass
Sections1
Filament / Heater
Heater NotesIndirectly heated cathode
Absolute Maximum Ratings
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| RF/IF Amplifier - Case 1 | 100 V | 4300 | 250000 | — | 10.8 mA |
| RF/IF Amplifier - Case 2 | 250 V | 4400 | 1000000 | — | 11 mA |
Application Notes
Designed for HF and MF amplifiers in receivers.
Datasheets
Datasheet: 6F31.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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