11.3m Receive Only Antenna

Antesky Science Technology Inc. is aprofessional supplier for all kinds of earth station Tx/Rx and Rx antennas.These antennas have the features of superior performance with the diameterrange from 1.2mto 16m.The reflector panelis made of aluminum with high precision. We can also supply C&Ku dual bandsabove 7.3m Rx antenna.Antesky can also customize the big antenna based on the customer’s specificrequirements. Hope to serve for the users all over the world.

Features of 11.3m TVRO antenna

Optional C-band, ku-band,C&KU dual bands,ka-band frequency;

C&Ku dual bands frequency available asoption;

Linear or Circular Polarized feed system asoption;

2 port or 4 port available as option;

Self-aligning, Stretch-formed aluminum reflectorpanel;

High reliable and anti-hash environmentability;

Assembled and tested feed system before leavingfactory;

Hot-dip Galvanized structural steel;

Compact packaging design for ease and low-costshipping.

ELECTRICAL SPECIFICATION

Diameter 11.3M

Operating Frequency, GHz    C-Band   Ku-Band

       Receive   Receive

       3.625～4.2     10.95～12.75

Gain, Mid-band, dBi      51.85      61.4

VSWR    1.25:1     1.3:1

Beam Width:-3dB   0.42 0.4

Polarization    Linear/ Circular      Linear

Axis Ratio for circular Pol.   0.5dB     

Noise Temperature（°K）2 port feed

10°EL 39   80

20°EL 30   72

40°EL     27    67

Feed Interface CPR-229G      WR-75

Feed Insertion Loss(dB) 0.25 0.25

Port Isolation  Isolation between ports for Linear Pol.≥30dBIsolation between ports forcircular Pol.≥20dB

XPD (on Axis), dB for LP     35    35

XPD across 1dB Beam Width, dB for LP     33    33

Radiation Pattern:First Sidelobe    CCIR.580-4

MECHANICAL SPECIFICATION

Antenna Type  Ring Focus Antenna

Antenna Pedestal Type   Kingpost Pedestal

Finishes

 Reflector Surface

 Pedestal & Back Structure

Aluminum panels with high-diffusing whitepaint

Hot dipped Galvanized

Surface Accuracy (RMS)       ≤ 0.35mm

Azimuth  ±85°

Elevation 0°～90°

Antenna Drive       Motorized drive

ENVIRONMENTAL SPECIFICATION

Operational Wind   45mi/h（72km/h）to 60mi/h（97Km/h）

Survival Wind 125mi/h（200Km/h）

Temperature    -40°C ～ + 60°C

Relative Humidity  100%

Solar Radiation      1135Kcal/ h/ m2

Seismic (Survival)  0.3g (H), 0.15g (V)

Snow      30mm

Ice   25mm