Tube-number record
954
0 archive entries
954 is a tube type in the TubeDatabase archive (class: DETECTOR AMPLIFIER-PENTODE). Recorded specifications: brand TUNG-SOL, year 1943, construction Pentode, socket Acorn, maximum plate voltage 250 V, and maximum plate dissipation 0.5 W. The archive does not yet hold a photographed example of this type.
BrandTUNG-SOL
ClassDETECTOR AMPLIFIER-PENTODE
BaseAcorn
Filament6.3 V @ 150 mA
Construction
Primary TypePentode
EnvelopeACORN
SectionsSINGLE
Filament / Heater
MaterialCoated
Heater NotesAC OR DC
Absolute Maximum Ratings
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| CLASS A AMPLIFIER (90V) | 90 V | 1100 | 1000000 | 1100 | 1.2 mA |
| CLASS A AMPLIFIER (250V) | 250 V | 1400 | 15000000 | 2000 | 2 mA |
| RESISTANCE COUPLED A-F VOLTAGE AMPLIFIER | 250 V | — | 250000 | 100 |
Application Notes
The DC resistance in the grid circuit should not exceed 1.0 Megohm. Potential difference between heater and cathode should be kept as low as possible.
Datasheets
Datasheet: 954.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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