Tube-number record
PCF 801
0 archive entries
PCF 801 is a tube type in the TubeDatabase archive (class: Remote cutoff pentode-triode). Recorded specifications: brand TELEFUNKEN, construction Multi-section, base Glass, socket Noval (B9A), maximum plate voltage 250 V, and maximum plate dissipation 2 W. The archive does not yet hold a photographed example of this type.
BrandTELEFUNKEN
ClassRemote cutoff pentode-triode
BaseNoval (B9A)
Filament85 V @ 0.3 mA
Construction
Primary TypeMulti-section
EnvelopeGlass
Base MaterialGlass
Sections2
Filament / Heater
Heater NotesDC/AC series heating
Absolute Maximum Ratings
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Triode (Measuring values) | 100 V | 9000 | — | 20 | 15 mA |
| Pentode (Measuring values) | 170 V | 11000 | 350000 | 55 | 10 mA |
| Triode as Oscillator | 200 V | 3700 | 8200 | — | 16 mA |
Application Notes
Special precautions must be taken to prevent the tube from becoming dislodged from the socket.
Datasheets
Datasheet: PCF801.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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