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GeoSat 1.2 Meter (17.7 - 21.2, 27.5 - 31 GHz) KA-Band Earth Station Antenna | Model GA12MKATXRX

  • Input Freq. - 17.7 - 21.2, 27.5 - 31 GHz
  • Feed Interface - WR-42, WR-28
Code produit: GA12MKATXRX
ELECTRICAL SPECIFICATION

Item

Specification

 

Ka-Band

Receive

Transmit

 

Operation Frequency, GHz 17.7~21.2

27.5~31

Gain, Mid-band, dBi 46.2

49.5

Polarization Linear/Circular

XPD (on Axis), dB 35

35

XPD (across 1dB Beam width), dB 33

33

 

Axial Ratio(Circular-Polarized), 2-port Feed 1.2

VSWR 1.3 1.3

Antenna Noise Temperature

5°Elevation 181°K

10°Elevation 140°K

 

20°Elevation 109°K

40°Elevation 90°K

-3dB Beam width, Mid-band 0.69°

0.5°

-10dB Beam width, Mid-band 1.39°

0.81°

TX. Power Capability, W 500

Feed Interface WR-42

WR-28

Feed Insertion Loss 0.6.

0.4

Isolation, TX to Rx,dB 85

First Side Iobe -14

-14

90% Peaks under Following Envelop 29-25logθ(1°≤θ<20°)

29-25logθ(1°≤θ<20°)

MECHANICAL SPECIFICATION

Item

Specification

 

Antenna Diameter 1.2

 

Antenna Type Ring-focus

 

Mount Type El. Over AZ.

 

Surface Accuracy (RMS) ≤ 0.2mm

 

Antenna Pointing Range and speed
 

                           Azimuth 0°~360°, ±10 °(Continuous)

 

                           Elevation 0°~ 90° (Continuous)

 

                           Polarization 360° (Continuous)

 

Drive Mode Manual or Motorized

ENVIRONMENTAL SPECIFICATION

Item

Specification

 

Operational Wind 72 km/h Gusting to 97 km/h

 

Survival Wind 216 km/h

Temperature -40℃~+60℃

Relative Humidity 100%

Seismic (Survival) 0.3g(H), 0.15g(V)
Solar Radiation 1135Kcal/ h/ m2

Ice Loading 13mm Operational; 25mm Survival

 

Download the Specification in PDF Format

1.2 Meter KA-Band Earth Station Antenna GA12MKATXRX Specsheet