Tube-number record
7056
0 archive entries
BrandSylvania
ClassPentode
BaseMiniature 7-pin (B7G)
Filament13.5 V @ 150 mA
Construction
Primary TypePentode
Envelope5-2
Sectionssingle
Filament / Heater
Heater NotesHeater voltage range 12-15 Volts
Absolute Maximum Ratings
Plate Voltage330 V
Plate Dissipation2 W
Grid 2 Voltage330 V
H-C Voltage120 V
Audio Performance
Key Features
- high transconductance
- sharp-cutoff
- mobile communications equipment
- dependable operation over wide range of heater voltages
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Class A1 Amplifier | 200 V | 6200 | 600000 | — | 9.5 mA |
Application Notes
Intended for use in mobile communications equipment. Designed for dependable operation over the wide range of heater voltages encountered in this service.
Datasheets
Datasheet: 7056.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
0 results