CPI SAT 1385 3.8M Ku-Band TX/Rx VSAT Antenna

PARAMETERS

C-Band Linear

C-Band Circular

Ku-Band Linear

X-Band Circular

Electrical Performance

Antenna Size

3.8m

3.8m

3.8m

3.8m

Frequency (GHz)

Rx 3.625 – 4.2 GHz

Rx  3.625 – 4.2 GHz

Rx 10.95 GHz – 12.75 GHz

Rx 7.25 – 7.75 GHz

Tx  5.845 – 6.425 GHz

Tx 5.845 – 6.425 GHz

Tx 13.75 – 14.50 GHZ

Tx 7.9 – 8.4 GHz

Antenna Gain at Midband,

dBi          Rx 42.0 dBi

Rx 41.8 dBi

Rx 51.2 dBi

Rx 47.8 dBi

(± 0.2dB)

Tx  46.5 dBi

Tx 46.3 dBi

Tx 53.0 dBi

Tx 48.4 dBi

VSWR

Rx 1.3:1 Max.(<-17.7 dB)

Rx 1.3:1 Max.(<-17.7 dB)

Rx 1.5:1 Max. (<-14.0 dB)

Rx 1.3:1 Max. (<-17.7 dB)

Tx 1.3:1 Max.(<-17.7 dB)

Tx 1.3:1 Max.(<-17.7 dB)

Tx 1.3:1 Max. (<-17.7 dB)

Tx 1.3:1 Max. (<-17.7 dB)

Pattern Beamwidth (in degrees at midband)

-3 dB

Rx 1.4 deg

Rx 1.4 deg

Rx 0.5 deg

Rx 0.8 deg

Tx 0.9 deg

Tx 0.9 deg

Tx 0.4 deg

Tx 0.7 deg

-15 dB

Rx 3.2 deg

Rx 1.4 deg

Rx 1.0 deg

Rx 1.6 deg

Tx 2.0 deg

Tx 0.9 deg

Tx 0.9 deg

Tx 1.5 deg

Sidelobe Performance

1° :5 8 :5 20°                                 29–25 log(8) (Note)                    29-25 log (8) (Note)                     29-25 log (8) (Note)

20° < 8 :5 26.3°                           -3.5 dBi                                       -3.5 dBi                                         -3.5 dBi

26.3° < 8 :5 48°                           32-35 log (8)                               32-35 log (8)                                 32-35 log (8)

48° < 8 <180°                             :5 - 10 dBi averaged                    :5 - 10 dBi averaged                     :5 - 10 dBi averaged Note:  In receive portion of C-band only, sidelobe envelope specified from 100A/D rather than 1°

29-25 log (8) (Note)

-3.5 dBi

32-35 log (8)

:5 - 10 dBi averaged

Antenna Noise Temperature

5° Elevation

55 K

62 K

70 K

60 K

10° Elevation

45 K

52 K

60 K

51 K

20° Elevation

38 K

45 K

55 K

47 K

40° Elevation

36 K

43 K

45 K

47 K

Power Handling

1 kW

1 kW

100 W

2 kW

Cross Polarization Isolation

On Axis

> 30 dB

Rx > 15 dB

Rx > 30 dB

Rx > 23.2 dB

Tx > 17.7 dB

Tx > 35 dB

Tx > 18.8 dB

Within 1.0 dB Beamwidt

h            > 27 dB

Rx > 15 dB

Rx > 25 dB

Rx > 23.2 dB

Tx > 17.7 dB

Tx > 26 dB

Tx > 18.8 dB

Note: Standard C-band Circular polarization in Tx-Band provides an axial ratio of 1.3 (XPD equivalence of 17.7 dB). Optional F-1 station feed

available with axial ratio of 1.09 (XPD equivalence > 27.3 dB) in Tx band. Call factory when specifying this option.  X Band filters available upon request.

Output Waveguide Interface            Rx CPR 229

Rx CPR 229

Rx WR75

Rx WR112

Flange

Tx CPR 137 or Type N

Tx CPR 137 or Type N

Tx WR75

Tx WR112

Mechanical Performance

Reflector Material

Glass Fiber Reinforced SMC

Antenna Optics

Easy-to-assemble, 4 Pc., Offset Fed Prime Focus Design with 0.6 F/D optics.

Mast Pipe Size

10” SCH 40 Pipe (10.75” OD) 27.3 cm.

Elevation Adjustment Rang

e                           12° to 90° or 0° to 15° for Polar Latitudes

Azimuth Adjustment Range

360° Continuous with +/- 35° Fine Adjustment

Shipping Specifications

Approximate Net Weight

Weight (nominal) 1125 lbs. (511 Kg).

Approximate Packaged

Weight                  Weight (nominal) 1882 lbs., (855 Kg).

Environmental Performance

Wind Loading

Operational

50 MPH (80 km/h)

Survival

125 mph (201 km/h)

Temperature Range (opera

tional)                 -40° to 140° F (-40° to 60° C)

Rain (operational)

½” (13mm) per hour

Ice (operational)

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Atmospheric Conditions

Salt, Pollutants and Contaminants as Encountered in Coastal and Industrial Areas

Relative Humidity

0 to 100% Condensing

Solar Radiation

360 BTU/h/ft²