Tube-number record
6928
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ClassPower Amplifier Pentode
BaseMiniature 7-pin (B7G)
Filament6.3 V @ 360 mA
Construction
Primary TypePentode
EnvelopeT 5 1/2
SectionsSingle
Filament / Heater
Heater NotesIndirectly heated
Absolute Maximum Ratings
Plate Voltage220 V
Plate Dissipation9 W
Grid 2 Voltage220 V
Grid 1 Voltage-55 V
Cathode Current55 mA
H-C Voltage100 V
Audio Performance
Power Output2.1 W
Key Features
- Long life
- Low failure rate
- Dependable service
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Class A | 130 V | 3400 | 80000 | 10 | 23 mA |
| Class A | 180 V | 3900 | 80000 | 10 | 32.5 mA |
Application Notes
For medium power applications where very long life and low failure rate is desired.
Datasheets
Datasheet: 6928.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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