Tube-number record
3J/191E
0 archive entries
3J/191E is a tube type in the TubeDatabase archive (class: Triode). Recorded specifications: construction Triode, maximum plate voltage 10000 V, and maximum plate dissipation 5000 W. The archive does not yet hold a photographed example of this type.
ClassTriode
Construction
Primary TypeTriode
EnvelopeGlass/Metal (Air-Blast-Cooled)
SectionsSingle
Filament / Heater
MaterialThoriated tungsten
Absolute Maximum Ratings
Plate Voltage10000 V
Plate Dissipation5000 W
Cathode Current2000 mA
Audio Performance
Key Features
- Air-Blast-Cooled Anode
- Thoriated tungsten filament
- Suitable for radio frequency applications up to 50 Mc/s
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Class B Telephony (Carrier) | 8000 V | 7536 | 3450 | 26 | 800 mA |
| Class C Power Amplifier (Anode Modulated) | 8000 V | 7536 | 3450 | 26 | 800 mA |
| Class C Power Amplifier/Oscillator (Unmodulated) | 10000 V | 7536 | 3450 | 26 |
Application Notes
Subject to wide variation depending upon the impedance of the load circuit. Cooling required for 5.0kW Anode dissipation.
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