5B/501-B
0 Tubes in archive
BrandStandard
ClassRF Pentode
BaseSpecial British 7-pin
Filament13V @ 1000mA
Construction
Primary TypePentode
EnvelopeGlass
SectionsSingle
Filament / Heater
Heater NotesIndirectly heated oxide coated
Absolute Maximum Ratings
Plate Voltage1250 V
Plate Dissipation50 W
Grid 2 Voltage400 V
Audio Performance
Key Features
- Indirectly heated oxide coated
- Constant voltage type heater
- Anode connected to top cap
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Constants | 1000V | 4500 | - | - | - |
| Class C Amplifier Unmodulated | 1200V | - | - | - | 77mA |
| Class C Amplifier Suppressor Modulated | 1200V | - | - | - | 38mA |
| Class C Telephony Grid Modulated | 1200V | - | - | - | 45mA |
| Class B Telephony Grid Modulated | 1200V | - | - |
Application Notes
Standard aircraft radio use specifically for the -BF code version.
Sort by
Showing 1 to 0 of 0 results