GeoSat 7,3 метровая (3,4 - 4,2, 5,85 - 6,725 GHz) C-диапазон Антенна Земной станции | Модель GA73MCTXRX
- Входная частота. - 3,4 - 4,2, 5,85 - 6,725 ГГц
- Интерфейс подачи - CPR-229G, PR-137G
| ELECTRICAL SPECIFICATION | ||||
| Item | Specification | |||
| C-Band | ||||
| Receive | Transmit | |||
| Operation Frequency, GHz | 3.4~4.2 | 5.85~6.725 | ||
| Gain, Mid-band, dBi | 48 | 51.6 | ||
| Polarization | Linear/Circular | |||
| XPD (on Axis), dB | 35 | 35 | ||
| XPD (across 1dB Beam width), dB | 33 | 33 | ||
| Axial Ratio(Circular-Polarized), 2-port Feed | 1.3 | 1.09 | ||
| VSWR | 1.25 | 1.25 | ||
| Antenna Noise Temperature | ||||
| 10°Elevation | 43°K | |||
| 20°Elevation | 32°K | |||
| 40°Elevation | 29°K | |||
| -3dB Beam width, Mid-band | 0.72° | 0.54° | ||
| Typical G/T(EL>10°) | 29.3dB/°K(30°LNA) | |||
| TX. Power Capability, KW | 5 | |||
| Feed Interface | CPR-229G | PR-137G | ||
| Feed Insertion Loss | 0.2 | 0.2 | ||
| Isolation, TX to Rx,dB | 90 | |||
| First Side Iobe | -14 | -14 | ||
| 90% Peaks under Following Envelop | 29-25logθ(1°≤θ<20°) | 29-25logθ(1°≤θ<20°) | ||
| MECHANICAL SPECIFICATION | ||
| Item | Specification | |
| Antenna Diameter | 7.3 m | |
| Antenna Type | Cassegrain | |
| Mount Type | El. Over AZ. | |
| Surface Accuracy (RMS) | ≤ 0.5mm | |
| Antenna Pointing Range and speed | ||
| Azimuth |
Standard type: +75°,+60° (Continuous), 0.05°/s Custom type: 0°~ 360° (Continuous), 0.05°/s |
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| Elevation | 3°~ 90° (Continuous), 0.05°/s | |
| Polarization | 360° (Continuous), 0.1°/s | |
| Drive Mode | Manual or Motorized | |
| ENVIRONMENTAL SPECIFICATION | ||
| Item | Specification | |
| Operational Wind | 72 km/h Gusting to 97 km/h | |
| Survival Wind | 216 km/h | |
| Temperature | -40℃~+60℃ | |
| Relative Humidity | 100% | |
| Seismic (Survival) | 0.3g(H), 0.15g(V) | |
| Solar Radiation | 1135Kcal/ h/ m2 | |
| Ice Loading | 13mm Operational; 25mm Survival | |
| Download the Specification in PDF Format | ||
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7.3 Meter C-Band Earth Station Antenna GA73MCTXRX Specsheet |
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