3.0m Tx/Rx Antenna
Characteristics:
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;
ELECTRICAL SPECIFICATIONS
|
Type
|
NS-SEC-300
|
NS-SEC(Ku)-300
|
|
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
|
/
|
/
|
|
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
|
32°K
21°K
20°K
|
/
|
48°K
38°K
35°K
|
/
|
|
|
|
|
Typical G/T ( El.>10°)
|
20.4 dB/°K
(30°L N A )
|
/
|
27 dB/°K(70°L N A )
|
/
|
|
-3dB Beam width, Mid-Band
|
1.5°
|
1.1°
|
0.56°
|
0.49°
|
|
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,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
|
3.0 m
|
|
Antenna Type
|
Ring Focus
|
|
Mount Type
|
El. Over Az.
|
|
Surface Accuracy(RMS)
|
≤0.5 mm
|
|
Weight(Net)
|
384kg (Manual);686kg(Motorized)
|
|
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°C~50°C
|
|
Relative Humidity
|
100%
|
|
Surface treatment
|
Steel parts: thermal-spraying zinc
Aluminum parts:spray paint
|
|
Solar Radiation
|
1135Kcal/h/m2
|
|
The specifications may change without notice.
|
Our website: www.shxnewstar.com.
