Tube-number record
6FN5
0 archive entries
6FN5 is a tube type in the TubeDatabase archive (class: Power Pentode). Recorded specifications: brand MAZDA BELVU, construction Pentode, base Octal 8C18-8, socket Octal, maximum plate voltage 275 V, and maximum plate dissipation 17.6 W. The archive does not yet hold a photographed example of this type.
BrandMAZDA BELVU
ClassPower Pentode
BaseOctal
Filament6.3 V @ 1.65 mA
Construction
Primary TypePentode
EnvelopeT12-20
Base MaterialOctal 8C18-8
SectionsSingle
Filament / Heater
Heater NotesIndirect heating, parallel supply
Absolute Maximum Ratings
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Nominal 1 | 70 V | — | — | — | 495 mA |
| Nominal 2 | 70 V | — | — | — | 465 mA |
| Nominal 3 | 100 V | 17000 | 3500 | — | — |
Datasheets
Datasheet: 6FN5.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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