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Tube-number record
6973
6 archive entries
BrandRCA
ClassBeam Power Pentode
BaseNoval (B9A)
Filament6.3 V @ 450 mA
Construction
Primary TypePentode
EnvelopeGlass
Sections1
Filament / Heater
Absolute Maximum Ratings
Plate Voltage440 V
Plate Dissipation12 W
Grid 2 Voltage330 V
Grid 1 Voltage-100 V
Audio Performance
Typical THD10%
Power Output5.4 W
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Class A1 | 250 V | 4800 | 52000 | — | 46 mA |
Datasheets
Datasheet: 6973.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
