ELECTRICAL SPECIFICATIONS
Type | NS-SEC-370 | NS-SEC(Ku)-370 | ||
Operating Frequency,GHz | C-Band | Ku-Band | ||
Receive | Transmit | Receive | Transmit | |
3.625～4.2 | 5.85～6.425 | 10.95～12.75 | 13.75～14.5 | |
Gain, Mid-Band, dBi | 42.2 | 45.4 | 51.4 | 52.7 |
Polarization | Linear or Circular | Linear | ||
XPD(on axis),dB | 35 | 35 | 35 | 35 |
Axial Ratio(2 port) | 1.30 | 1.09 | / | / |
VSWR | 1.25:1 | 1.25:1 | 1.25:1 | 1.25:1 |
Antenna Noise Temperature 10°Elevation 30°Elevation 50°Elevation | 35°K 26°K 25°K | / | 49°K 39°K 35°K | / |
Typical G/T ( El.＞10°) | 22.3 dB/°K (30°L N A ) | / | 28.6 dB/°K(70°L N A ) | / |
-3dB Beam width, Mid-Band | 1.28° | 0.82° | 0.44° | 0.38° |
Tx. Power Capability, KW | / | 5 | / | 2 |
Feed interface | CPR-229G | CPR-137G | WR-75 | WR-75 |
Feed Insertion Loss, dB | ≤0.15 | ≤0.10 | ≤0.25 | ≤0.2 |
Rx-Rx, Tx-Tx Linear, dB | 30 | 30 | 30 | 30 |
Tx-Tx, Rx-Rx Circular, dB | 21 | 21 | / | / |
Isolation, Tx to Rx, dB | 90 | 85 | ||
First Sidelobe,dB 90% Peaks under Following envelop,dBi | -14 29 - 25 logθ(1°≤θ＜20°) | -14 29 - 25 logθ(1°≤θ＜20°) | ||
MECHANICAL SPECIFICATIONS
Antenna Diameter | 3.7 m |
Antenna Type | Ring Focus |
Mount Type | El. Over Az. |
Surface Accuracy(RMS) | ≤0.5 mm |
Weight(Net) | 631 kg |
Antenna Pointing Range Azimuth Elevation Polarization | ±65° 0°～90° ±90° |
Drive Mode | Manual or Motorized |
Motor Drive System Azimuth Travel Rate Elevation Travel Rate Polarization speed | 0.11°/S 0.17°/S 1°/S |
ENVIRONMENTAL SPECIFICATIONS
Wind speed of work | 72kmph work wind speed(Hold the precision ) 97kmph work wind speed(Lower the precision ) 200kmph Survival Winds(Upturned lock) |
Ice Load, Survival | 13mm Wrapped ice normal work 25mm Wrapped ice survival |
Temperature | -30℃～50℃ |
Relative Humidity | 100% |
Surface treatment | Steel parts: thermal-spraying zinc Aluminum parts:spray paint |
Solar Radiation | 1135Kcal/h/m² |
