Tube-number record
BS456
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BrandEnglish Electric Valve Company Limited
ClassS-Band TR Tube
BaseSpecial / none
Construction
Primary TypeOther / special
EnvelopeMetal/Glass
SectionsSingle
Filament / Heater
Absolute Maximum Ratings
Plate Voltage1400 V
Cathode Current0.15 mA
Audio Performance
Key Features
- Broad-band
- Single primer
- S-Band TR Tube
- Nickel or tin plated flange faces
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| S-Band | 1000 V | — | — | — | 0.1 mA |
Application Notes
The primer supply voltage must be applied at least 5 seconds before the tube is required to operate. The primer current must be limited by a series resistance of 5.5 MOhms, of which at least 0.5 MOhms must be adjacent to the primer terminal.
Datasheets
Datasheet: BS456.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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