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| Post Date: |
Mar 03, 2008 |
| Expiry Date: |
Mar 03, 2009 |
Detailed Selling Lead Description
Cathode | | | Thoriated tungsten | | Heating | | | Direct | Cathode emission current | (Ua=Ug2=Ug1=300V) | 35 A | Interamplification factor | Ua=2KV, Ug2=600-1000V, Ia=2 A | 8.0 | Filament Voltage | | 9.5 V | Filament Current | | 80 A | Transconductance | Ua=2KV, Ug2=800V, Ia=2--4 A) | 53 mA/V | Capacitances | | | | | Cathode/control grid | 78 pF | | Cathode/screen grid | 5.5 pF | | Cathode/anode grid | 0.04 pF | | Control grid/screen grid | 115 pF | Maximum ratings | | Control grid/anode | 0.32 pF | Frequency | 110 MHz | | Screen grid/anode | 22 pF | Anode voltage | 9 KV | Operating position | | | Vertical, anode up or down | Screen-grid voltage | 1 KV | Weight, approx. | | | 6.7 kg | Control-grid voltage | -250 V | Dimensions | | | | Cathode current | 6 A | Cooling | | | Forced air | Peak cathode current | 35 A | Temperature of tubes seals | | | ≤220 | Control-grid dissipation | 70 W | Temperature of internal cathode terminals | | | ≤ 250 | Screen-grid dissipation | 270 W | | | | | | | |
| RF amplifier Class B operation | | Frequency | ≤110 | MHz | Output power | 12 | kW | Anode voltage | 7.5 | KV | Control-grid voltage | -100 | V | Screen-grid voltage | 800 | V | Peak control grid voltage | 110 | V | Anode current | 2.3 | A | Control-grid current | 50 | mA | Screen-grid current | 200 | mA | Anode input power | 17.2 | KW | Drive power | 5.0 | W | Anode dissipation | 5.2 | KW | Screen-grid dissipation | 160 | W | Efficiency | 70 | % | Anode load resistance | 1800 | Ω |
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