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GeoSat 4.5 Meter KU-Band (13.75~14.5, 10.7~12.75 GHz) Earth Station Antenna
GA45MKUTXRX
New
• 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
Specifications:
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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 |
53.2 |
54.3 |
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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 |
52°K |
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| 20°Elevation |
41°K |
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40°Elevation |
37°K |
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| -3dB Beam width, Mid-band |
0.37° |
0.33° | ||
| Typical G/T(EL>10°) |
32.6dB/°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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MECHANICAL SPECIFICATION |
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Item |
Specification |
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Antenna Diameter |
4.5 m |
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Antenna Type |
Ring Focus |
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Mount Type |
El. Over AZ. |
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Surface Accuracy (RMS) |
≤ 0.5mm |
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Antenna Pointing Range and speed | |
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Azimuth |
Standard type: +75°,+60° (Continuous), 0.05°/s |
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Elevation |
3°~ 90° (Continuous), 0.05°/s |
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Polarization |
360° (Continuous), 0.1°/s |
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Drive Mode |
Manual or Motorized |
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ENVIRONMENTAL SPECIFICATION |
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Item |
Specification |
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Operational Wind |
72 km/h Gusting to 97 km/h |
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Survival Wind |
216 km/h |
| Temperature |
-40℃~+60℃ |
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| Relative Humidity |
100% |
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| Seismic (Survival) | 0.3g(H), 0.15g(V) | |
| Solar Radiation |
1135Kcal/ h/ m2 |
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| Ice Loading |
13mm Operational; 25mm Survival |
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Download the Specification in PDF Format |
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4.5 Meter KU-Band Earth Station Antenna GA45MKUTXRX Specsheet |
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