Tube-number record
6F5P
0 Tubes in archive
ClassTriode-pentode
BaseNoval (B9A)
Filament6.3 V @ 925 mA
Construction
Primary TypeMulti-section
EnvelopeGlass miniature
Base MaterialGlass
SectionsDouble section
Filament / Heater
Heater NotesIndirectly heated oxide-coated cathode
Absolute Maximum Ratings
Plate Voltage300 V
Plate Dissipation9 W
Grid 2 Voltage250 V
Cathode Current75 mA
H-C Voltage100 V
Audio Performance
Key Features
- Miniature glass envelope
- Nine-pin Noval base
- Indirectly heated oxide-coated cathode
- Resistant to vibration loads up to 2.5g
- Resistant to impact loads up to 12g
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Triode Part | 100 V | 7000 | — | 70 | 5.2 mA |
| Pentode Part | 185 V | 7500 | 23000 | — | 41 mA |
Application Notes
Designed for operation in vertical sweep units of television receivers.
Datasheet Viewer
Loading datasheet...