1.Vacuum electron tube
2.40 years for professional experience for electron valve
3.Power valve, power tube 4CX35000C_DB926F
Electron tube_Power tube_Electronic tube
ELECTRON TUBE_POWER TUBE_ELECTRONIC TUBE
Output power in SW and MW: 50-150kW
General characteristics
Cathode | Thoriated tungsten | Heating | Direct |
Filament voltage | 10±0.5 V | Filament current | 295A |
Interelectrode capacitances (cathode earthed), approx. | input | 440pF |
|
output | 51pF | ||
Feed-through | 2.3pF | ||
Interelectrode capacitances (grid earthed), approx. | input | 440pF | |
output | 51pF | ||
Feed-through | 0.5pF | ||
Transconductance | 35 mA/V | amplification factor, average | 4.5 |
Anode cooling | forced air | Weight,( approx.) | 22.7 Kg |
Operating position | Vertical. anode up or down | Temperature on the surface of the tube, max. | 250 |
Maximum ratings
Frequency | 30MHz | Screen-grid dissipation | 1750W |
Anode voltage | 20Kv | Anode dissipation | 35kW |
Anode current | 15A | Control-Grid dissipation | 500W |
Control-grid voltage | -2.0kV | Screen-grid voltage | 2.5kV |
Typical operation
Class AB RF linear amplification | |
Frequency | ≤30 MHz |
Output power | 55 kW |
Anode voltage | 15 kV |
Control-grid bias voltage | -400 V |
Screen-grid voltage | 1.5 kV |
Anode current(with signal) | 5.7 A |
Anode current(at zero signal) | 1.0 A |
Screen-grid current | 0.9 A |
Screen-grid current | 105 72 mA |
