GeoSat 7.3 Meter KU-Band (13.75~14.5, 10.7~12.75 GHz) Earth Station Antenna
• Conform to CCIR 580 and INTELSAT Requirements
• High G/T, Excellent Sidelobe Performance
• Hot-dipped Galvanized Mount
• Switch for C Band Linear and Circular Polarization Feed
• Ring-focus Antenna, Ku Band
Description
• Conform to CCIR 580 and INTELSAT Requirements
• High G/T, Excellent Sidelobe Performance
• Hot-dipped Galvanized Mount
• Switch for C Band Linear and Circular Polarization Feed
• Ring-focus Antenna, Ku Band
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ELECTRICAL SPECIFICATION |
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Item |
Specification |
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Ku-Band |
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Receive |
Transmit |
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Operation Frequency, GHz |
10.7~12.75 |
13.75~14.5 |
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| Gain, Mid-band, dBi |
57.5 |
58.9 |
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| Polarization |
Linear |
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| XPD (on Axis), dB |
35 |
35 |
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| XPD (across 1dB Beam width), dB |
33 |
33 |
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Axial Ratio(Circular-Polarized), 2-port Feed | |||
| VSWR | 1.25 |
1.25 |
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Antenna Noise Temperature |
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| 10°Elevation |
66°K |
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| 20°Elevation |
52°K |
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40°Elevation |
47°K |
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| -3dB Beam width, Mid-band |
0.23° |
0.2° | ||
| Typical G/T(EL>10°) |
36.1dB/°K(70°LNA) |
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| TX. Power Capability, KW |
2 |
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| Feed Interface |
WR-75 |
WR-75 |
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| Feed Insertion Loss |
0.25 |
0.2 |
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| Isolation, TX to Rx,dB |
85 |
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| First Side Iobe |
-14 |
-14 |
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| 90% Peaks under Following Envelop |
29-25logθ(1°≤θ<20°) |
29-25logθ(1°≤θ<20°) |
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