Tube-number record
B 7 S 3
0 archive entries
BrandVVB-RFT
ClassOscilloscope Tube
Base14-pin all-glass
Filament6.3 V @ 450 mA
Construction
Primary TypeOther / special
EnvelopeGlass, 76mm diameter Planschirm
Base MaterialStandard TGL 200-8154
SectionsSingle beam CRT
Filament / Heater
Heater NotesParallelheizung
Absolute Maximum Ratings
Plate Voltage1000 V
Grid 2 Voltage1000 V
Grid 1 Voltage-200 V
Cathode Current0.2 mA
H-C Voltage180 V
Audio Performance
Key Features
- Planschirm (Flat screen)
- Nachbeschleunigung (Post-acceleration)
- Seitlich herausgeführte Ablenkplattenanschlüsse
- Breitband
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| standard | 1000 V | — | — | — | 0.025 mA |
Application Notes
The B 7S 3 is a broadband oscilloscope tube. It must not be operated without post-acceleration voltage. Grid 2 and Grid 4 must be electrically connected.
Datasheets
Datasheet: B7S3.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
0 results