Tube-number record
3J/192E
0 archive entries
ClassAir-Blast-Cooled R.F. Triode
Construction
Primary TypeTriode
EnvelopeAir-Blast-Cooled
Sectionssingle
Filament / Heater
MaterialThoriated tungsten
Absolute Maximum Ratings
Plate Voltage7000 V
Plate Dissipation4500 W
Cathode Current2000 mA
Audio Performance
Key Features
- Thoriated tungsten filament
- Air-Blast-Cooled
- Radial fins
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Class B Telephony Modulated Carrier | 5000 V | 11333 | 1500 | 17 | 1000 mA |
| Class C Power Amplifier Modulated | 5000 V | — | — | — | 1250 mA |
| Class C Power Amplifier or Oscillator Unmodulated | 7000 V | — | — | — | 2000 mA |
Application Notes
Cooling volume of air at a pressure of 1.5 inches of water: 350 cu. ft./min.
0 results