Tube-number record
SRS 551
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BrandVEB Werk für Fernsehelektronik Berlin
ClassSendepentode
BaseSpecial / none
Filament6.3 V @ 2.1 mA
Construction
Primary TypePentode
EnvelopeGlass
SectionsSingle
Filament / Heater
Absolute Maximum Ratings
Plate Voltage1000 V
Plate Dissipation60 W
Grid 2 Voltage600 V
Grid 1 Voltage-200 V
Cathode Current260 mA
H-C Voltage200 V
Audio Performance
Power Output155 W
Key Features
- Strahlungsgekühlt
- Oxidkatode
- UKW-Sender tauglich
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Static Values | 400 V | 18000 | — | 20 | 400 mA |
| RF Amplification Class C (100 MHz) | 900 V | — | — | — | 200 mA |
| RF Amplification Class C (<30 MHz) | 1000 V | — | — | — |
Application Notes
Used in transmitter amplifiers, VHF transmitters, modulator stages, and electromedical equipment.
Datasheets
Datasheet: SRS551.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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