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GD Satcom C120M 1.2M Mobile Ku-Band Antenna

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  • 10.95-12.75 GHz Rx. 14.00-14.50 Tx.
  • 2 Port Linear Pol (4 Port Optional)
  • White, Single Offset, Carbon Fiber
  • Mount Type: Elevation over Azimuth


SKU: SATRES-22131

Electrical (Ku-Band 2-Port Linear Polarized)
Frequency

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10.950-12.750 GHz

14.000-14.500 GHz
Antenna Gain at Midband

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42.20 dBi

43.30 dBi
VSWR

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1.35:1 (16.5 dB)

1.30:1 (17.7 dB)
Beamwidth (in degrees at midband)

    -3 dB

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    -15 dB

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1.32

1.17



2.77

2.46
Sidelobe Performance Meets Eutelsat, FCC 25.209 or ITU-RS-580
Antenna Noise Temperature

    5° Elevation

    10° Elevation

    20° Elevation

    40° Elevation


64 K

50 K

42 K

41 K
Power Handling (total) 2 kW CW
Cross Polarization Isolation (minimum)

    On Axis

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    Within 1.0 dB Beamwidth

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35 dB

35 dB



32 dB

35 dB
Port to Port Isolation (minimun)

    Rx/Tx (Rx frequency)

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    Tx/Rx (Tx frequency)

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0 dB

-30 dB



-85 dB

0 dB
RF Specification 975-1573
Mechanical
Antenna Diameter 1.2 meters (3.9 ft)
Antenna Type Single offset
Reflector Construction Carbon fiber with white paint on surface
Mount Type Elevation over azimuth
Antenna Travel

    Elevation

    Azimuth


5° - 90° of reflector boresight

±180° continuous, ±120° w/dual run axis crossovers
Stow Height 19 in (483 mm)
Antenna Weight 240 lbs. (109 kg)
Environmental
Wind Performance (depending on vehicle capabilities)

    Pointing Loss of 0.5 dB

    Drive

    Survival

 


45 mph (72 km/h) gusting to 60 mph (97 km/h)

45 mph (72 km/h) gusting to 60 mph (97 km/h)

80 mph (128 km/h) any position

120 mph (192 km/h) at stow
Temperature Range

    Operational

    Survival


+5° to +122° F (-15° to +50° C)

-22° to +140° F (-30° to +60° C)
Rain Up to 4 in/h (10 cm/h)
Relative Humidity 0% to 100% with condensation
Solar Radiation 360 BTU/h/ft² (1000 Kcal/h/m²)
Radial Ice (survival) 1 in (2.5 cm)
Shock and vibration tolerant to conditions encountered during shipment by airplane, ship or truck. Atmospheric tolerant to conditions encountered in coastal regions and/or heavily industrialized areas.

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