Tube-number record
7695
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BrandSylvania
ClassBeam Power Pentode
BaseNoval (B9A)
Filament50 V @ 150 mA
Construction
Primary TypeBeam tetrode / beam power
EnvelopeT-9
Sections1
Filament / Heater
Heater NotesSeries string heater
Absolute Maximum Ratings
Plate Voltage150 V
Plate Dissipation16 W
Grid 2 Voltage150 V
H-C Voltage200 V
Audio Performance
Typical THD11%
Power Output4.5 W
Key Features
- High power sensitivity
- 9T9 design utilizes T-9 bulb on 9-pin base
- Increased heat dissipation safety margin
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Class A1 Amplifier | 130 V | 11000 | 7000 | — | 100 mA |
| Class A1 Amplifier (Cathode Bias) | 140 V | — | — | — | 100 mA |
| Class AB1 Push-Pull | 130 V | — | — | — | 195 mA |
Application Notes
Can deliver 4.5 watts of power with a B+ voltage of only 130 volts.
Datasheets
Datasheet: 7695.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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