E81CC
0 Tubes in archive
BrandSiemens
ClassDouble Triode
BaseNoval
Filament6.3V @ 300mA
Construction
Primary TypeDouble Triode
EnvelopeGlass
Base MaterialGlass
Sections2
Filament / Heater
Heater NotesIndirectly heated; parallel or series supply.
Absolute Maximum Ratings
Plate Voltage330 V
Plate Dissipation2.8 W
Grid 1 Voltage-55 V
Cathode Current18 mA
H-C Voltage90 V
Audio Performance
Typical THD5%
Key Features
- Long life
- High reliability
- Shock and vibration resistant
- Interface-layer free cathode
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Amplifier | 250V | 5500 | 10900 | 60 | 10mA |
Application Notes
Particularly suitable for HF and AF amplifiers, mixers up to 300 MHz, oscillators, and pulse stages with long anode-current-free periods.
Datasheet Viewer
Loading datasheet...
Sort by
Showing 1 to 0 of 0 results