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low price Telecommunication antenna  

fish86fi
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4.5m Earth Station Antenna for communications,earth station satellite antenna
The antenna can be used in synchronous orbit satellite communications, data transmission, microwave radio relay communication and satellite TV receiving for receiving and transmitting. The antenna performance complies with antenna requirements of satellite earth station stipulated by CCIR-580.
Characteristics:
● Conform to the CCIR580-4 standards and INTELSAT access requirements;
● Ring focus antenna;
● High gain, Low sidelobe, high G/T value;
● Hot-dip zinc processed Antenna mount, with strong corrosion resistant ability;
● Optional C band with 870 MHZ bandwidth;
● Ku-band 2-ports or 4 ports Linear/Circular feed optional;
Accessories:
Ground plot, foundation template, the anchor bolt;
Optional:
Deicing equipment, electric equipment, antenna controller, antenna drive, drive motor, limit switch, step autotracking, cable, connector, electric polarization, activity foundation, lightning rod and wire, high-frequency head;
ELECTRICAL SPECIFICATIONS
TypeNS-SEC-450NS-SEC(Ku)-450

Operating Frequency,GHzC-BandKu-Band
ReceiveTransmitReceiveTransmitReceive
3.625~4.25.85~6.42510.95~12.7513.75~14.5
Gain, Mid-Band, dBi4447.353.254.3
PolarizationLinear or CircularLinear
XPD(on axis),dB35353535
Axial Ratio(2 port)  1.301.09//
VSWR1.25:11.25:11.25:11.25:1
Antenna Noise Temperature
          10°Elevation
           30°Elevation
           50°Elevation
34°K
22°K
21°K

/
51°K
41°K
38°K

/
Typical G/T ( El.>10°)25.9 dB/°K
(30°L N A  )/32.3 dB/°K
(70°L N A  )/
-3dB Beam width, Mid-Band1.05°0.72°0.37°0.33°
Tx. Power Capability, KW/5/2
Feed interfaceCPR-229GCPR-137GWR-75WR-75
Feed Insertion Loss, dB≤0.2≤0.2≤0.2≤0.25
Rx-Rx, Tx-Tx  Linear, dB30303030
Tx-Tx, Rx-Rx  Circular, dB2121//
Isolation, Tx to Rx, dB9085
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 Diameter4.5m
Antenna TypeRing Focus
Mount TypeEl. Over Az.
Surface Accuracy(RMS)≤0.5 mm
Weight(Net)870kg (Manual);988kg(Motorized)
Antenna Pointing Range(Continuous)
Azimuth
Elevation
Polarization
±65°(Continuous)
0°~90°(Continuous)
±90°(Continuous)
Drive ModeManual 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, Survival13mm Wrapped ice normal work
25mm Wrapped ice survival
Temperature-30℃~50℃
Relative Humidity100%
Surface treatmentSteel parts: thermal-spraying zinc
Aluminum parts:spray paint
Solar Radiation1135Kcal/h/m²low price Telecommunication antenna
website: http://www.vastantenna.com/fixed-station-antenna/fixed-station-tx-rx-antenna/

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Опубликовано : 15/11/2019 9:36 дп
  
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