2.4m Ring Focus Earth Station Vast Antenna
2.4m c/ku Band Solid Panel Satellite Rx/Tx Antenna
1.Conform to the CCIR580-4 standards and INTELSAT access requirements;
2.Ring focus antenna;
3. High gain, Low sidelobe, high G/T value;
4.Hot-dip zinc processed Antenna mount, with strong corrosion resistant ability;
5.Optional C band with 870 MHZ bandwidth;
6.Optional 2 port and 4 port for linear polarization or circular polarization feed ;
7.Automatic feed switching system for Linear and circular polarization;
8.Optional C \ Ku \ L band;
9.Products can be customized according to requirements;
Accessories:
Ground plot, foundation template, the anchor bolt;
Optional:
Deicer, outdoor unit support, electric equipment, antenna controller, antenna drive, tracking receiver, driving motor, limit switch, cable, connector, electric polarization, activity foundation, lightning rod and wire;
This model has been widely used in the military, civil air defence, public security, fire control, weather, SRTC,CNPC,CNOOC,CAAC,Sino Satellite,China Telecom,China Unicom ,China mobile,etc
ELECTRICAL SPECIFICATIONS:
Type | NS-SCE-240 | NS-SCE(Ku)-240 | ||
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 | 38.3 | 41.5 | 47.5 | 49 |
Polarization | Linear or Circular | Linear | ||
XPD(on axis),dB | 35 | 35 | 35 | 35 |
Axial Ratio(2 port) | 1.30 | 1.09 | / | / |
Axial Ratio(4 port) | 1.06 | 1.06 | / | / |
VSWR | 1.25:1 | 1.25:1 | 1.25:1 | 1.25:1 |
Antenna Noise Temperature 10°Elevation 30°Elevation 50°Elevation |
38°K 31°K 23°K |
/ |
49°K 43°K 36°K |
/ |
Typical G/T ( El.>10°) | 20 dB/°K (30°L N A ) | / | 20.7 dB/°K(70°L N A ) | / |
-3dB Beam width, Mid-Band | 2.01° | 1.35° | 0.71° | 0.62° |
Tx. Power Capability, KW | / | 5 | / | 2 |
Feed interface | CPR-229G | CPR-137G | WR-75 | WR-75 |
Feed Insertion Loss, dB | ≤0.15 | ≤0.18 | ≤0.3 | ≤0.35 |
Tx-Tx, Rx-Rx Circular, dB | 21 | 21 | / | / |
Isolation, Tx to Rx, dB | 90 | 85 | ||
First Sidelobe 90% Peaks under Following envelop | -14 29 - 25 logθ(1°≤θ<20°) | -14 29 - 25 logθ(1°≤θ<20°) | ||
MECHANICAL SPECIFICATIONS:
Antenna Diameter | 2.4 m |
Antenna Type | Ring Focus |
Mount Type | El. Over Az. |
Surface Accuracy(RMS) | ≤0.4 mm |
Weight(Net) | 245kg |
Antenna Pointing Range(Continuous) Azimuth Elevation Polarization |
0-360 °(Continuous) 0°~90°(Continuous) ±90°(Continuous) |
Drive Mode | Manual or Motorized |
Motor Drive System Azimuth Travel Rate Elevation Travel Rate Polarization speed |
0.4°/S 0.3°/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 |