Tube-number record
F-129-R
0 archive entries
BrandFederal
ClassPower Triode
Construction
Primary TypeTriode
EnvelopeGlass
SectionsSingle
Filament / Heater
MaterialPure tungsten
Absolute Maximum Ratings
Plate Voltage12000 V
Plate Dissipation5000 W
Grid 1 Voltage-1500 V
Cathode Current9500 mA
Audio Performance
Power Output8000 W
Key Features
- Forced-air-cooled anode
- Pure tungsten filament
- High power output
- Operation up to 30 megacycles
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Audio-Frequency Power Amplifier and Modulator - Class B | 10000 V | — | — | 26 | 1150 mA |
| Radio-Frequency Power Amplifier - Class B Telephony | 10000 V | — | — | 26 | 700 mA |
| Plate-Modulated Radio-Frequency Power Amplifier - Class C Telephony | 8000 V | — | — |
Application Notes
The F-129-R is designed for use as a radio-frequency power amplifier, oscillator, or Class B modulator.
0 results