LB 7/ T 5
0 Tubes in archive
BrandTelefunken
ClassCathode Ray Tube
Base10-pin
Filament4V @ 1mA
Construction
Primary TypeHigh vacuum cathode ray tube
EnvelopeGlass
SectionsSingle
Filament / Heater
Heater NotesIndirectly heated oxide cathode
Absolute Maximum Ratings
Plate Voltage2000 V
Grid 2 Voltage400 V
Grid 1 Voltage-75 V
Audio Performance
Key Features
- Luftfahrtröhre (Aviation grade)
- Double electrostatic deflection
- Oxide cathode
- High vacuum
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Standard operation | 2000V | - | - | - | - |
Application Notes
Implosion protection required. Aluminum shielding recommended for electrostatic fields, Mu-Metal for electromagnetic fields.
Sort by
Showing 1 to 0 of 0 results