Tube-number record
7738
0 archive entries
BrandSylvania
ClassReceiving Tube
BaseMiniature 7-pin (B7G)
Filament6.3 V @ 225 mA
Construction
Primary TypeTriode
EnvelopeT-5 1/2
Sections1
Filament / Heater
Heater NotesCoated Unipotential Cathode
Absolute Maximum Ratings
Plate Dissipation5 W
Grid 1 Voltage50 V
Cathode Current40 mA
H-C Voltage200 V
Audio Performance
Key Features
- Miniature high mu triode
- Designed for Continuous Class C Amplifier Service
- 200 megacycle range
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Continuous Class C Service | 200 V | 9500 | — | 80 | 12 mA |
Application Notes
In Sonobuoy or battery applications where long life is secondary to power output, cathode current rating may be increased to 50 mA and grid current to 15 mA.
Datasheets
Datasheet: 7738.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
0 results