Key Features
* Meets or Exceeds CCIR 580 and INTELSAT Requirements
* High G/T, Excellent Pattern Characteristics
* Hot-dipped Galvanized Steel Ground Mount Assembly
*Antenna Operating in 800MHz Bandwidth
* 2-port, 3-port or 4-port Linear/Circular Feed
* Field Changeable Feed System, Switchable Circular to Linear C-band
* Antenna Az 0°~360°(Continuous) Pointing Range
Antenna Accessories
* Motorization Kits
* 50 Satellite Positions Preset
* Limit Switches
* Steptrack
* ODU Support Kits
* Factory Feed System Testing and Documentation
* Ocean Transport Packing
* Foundation Kit
* Lightening Rod Kit
* Grounding Kit
* Cable-Mounting Kit
* Major Subsystem Spare Part Kits
* Deicing or Anti-icing
ELECTRICAL SPECIFICATION
| C-Band | Ku-Band |
Receive | Transmit | Receive | Transmit |
Operating Frequency, GHz | 3.4～4.2 | 5.85～6.725 | 10.95～12.75 | 13.75～14.5 |
Gain, Mid-band, dBi | 48 | 51.6 | 57.5 | 58.9 |
Polarization | Linear/ Circular | Linear |
XPD (on Axis), dB | 35 | 35 | 35 | 35 |
XPD across 1dB Beam Width, dB | 33 | 33 | 33 | 33 |
Axial Ratio (Circular-Polarized) 2-Port Feed 4-Port Feed | 1.30 1.06 | 1.09 1.06 |
|
|
VSWR | 1.25 | 1.25 | 1.25 | 1.25 |
Antenna Noise Temperature 10° Elevation 30° Elevation 50° Elevation | 2 port feed 43°K 32°K 29°K |
| 2 port feed 66°K 52°K 47°K |
|
-3dB Beam Width, Mid-band | 0.72° | 0.47° | 0.23° | 0.2° |
Typical G/T ( El＞10° ) | 29.3dB/°K ( 30° LNA ) |
| 36.1dB/°K ( 70° LNA ) |
|
Tx. Power Capability, KW |
| 5 |
| 2 |
Feed Interface | CPR-229G | CPR-137G | WR-75 | WR-75 |
Feed Insertion Loss | 0.25 | 0.2 | 0.25 | 0.25 |
Isolation, Tx to Rx, dB Rx/Rx,Tx/Tx Linear,dB Rx/Rx,Tx/Tx Circular,dB | 90 30 22 | 85 30 22 |
Sidelobes | CCIR 580-5 |
MECHANICAL SPECIFICATION
Antenna Diameter | 7.3m |
Antenna Type | Cassegrain/Ring focus |
Mount Type | El. over Az. |
Surface Accuracy (RMS) | ≤ 0.5mm |
Antenna Pointing Range Azimuth Elevation Polarization | ±90 °, ±65°(Continuous) 0°～90°(Continuous) 180°(Continuous) |
Drive Mode | Manual or Motorized |
Motor Drive System Azimuth Travel Rate Elevation Travel Rate Polarization | 0.1 °/S (0.02°/S) 0.1°/S (0.02 °/S) 1°/S |
ENVIRONMENTAL SPECIFICATION
Operational Wind | 72km/h Gusting to 97km/h |
Survival Wind | 216km/h |
Temperature | -40°C ～ + 60°C |
Relative Humidity | 100% |
Solar Radiation | 1135Kcal/ h/ m2 |
Seismic (Survival) | 0.3g (H), 0.15g (V) |
Ice Loading | 13mm Operational; 25mm Survival |
GS7.3M ESA spec.pdf
