Global Skyware 1.8m Receiver Transmitter (Rx/Tx) Class II Antenna System

The 1.8 m Class II RxTx Antenna is a rugged commercial grade product suitable for the most demanding applications.

The reflector is thermoset-molded for strength and surface accuracy.

Features:

• One piece thermoset-molded offset reflector
• Plated hardware for maximum corrosion resistance
• Pre-galvanized Construction
• 500 hour salt spray hardware

Mechanical Performance 

Refl ector Material . . . . . . . . . . . . . . . . . . . . . . . . Glass Fiber Reinforced Polyester
Antenna Optics. . . . . . . . . . . . . . . . . . . . . . . . . . One-Piece Offset Feed Prime Focus
Mount Type. . . . . . . . . . . . . . . . . . . . . . . . . . . . Elevation over Azimuth
Maximum Radio Weight . . . . . . . . . . . . . . . . . . . . . 3.6kg or 8lb for RF Electronics
Elevation Adjustment Range . . . . . . . . . . . . . . . . . . . 10° - 90° Continuous Fine
Adjustment
Azimuth Adjustment Range . . . . . . . . . . . . . . . . . . . 360° Continuous, ±10° Fine
Mast Pipe Interface. . . . . . . . . . . . . . . . . . . . . . . . 114 mm (4.50 in) Diameter or
101 mm (4.00 in) Diameter
Wind Loading. . . . . . . . . . . . . .Operational . . . . . . . 80km/h (50 mph)
Survival . . . . . . . . . 200 km/h (125 mph)
Temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . -50°C to 80°C
Humidity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0 to 100% (Condensing)
Atmosphere . . . . . . . . . . . . . . . . . . . . . . . . . . . Standard Hardware Meets 500 Hour
Salt Spray Test Requirements
(ASTM B-117)
Solar Radiation. . . . . . . . . . . . . . . . . . . . . . . . . . 360 BTU/h/ft2
Shock and Vibration . . . . . . . . . . . . . . . . . . . . . . . As Encountered During Shipping
and Handling

                                                              C BAND                      KU BAND 

Effective Aperture. . . . . . . . . . . . . . . . . 1.8m (71 in) . . . . . . . 1.8m (71in)
Operating Frequency . . . . . . . . . . . Tx . . . 5.850 - 6.725GHz . . . . 13.75-14.50 GHz
Rx . . . 3.400 - 4.200 GHz. . . . 10.70-12.75 GHz
Polarization. . . . . . . . . . . . . . . . . . . . Linear, Orthogonal . . . Linear, Orthogonal
Gain (+-.2 dBi) . . . . . . . . . . . . . . Tx . . . 39.3 dBi @ 6.1GHz . . . 46.8 dBi @ 14.3 GHz
Rx . . . 35.4 dBi @ 3.9 GHz . . . 45.3 dBi @ 12.0 GHz
3dB Beamwidth. . . . . . . . . . . . . . Tx . . . 2.0° @ 6.1 GHz . . . . . 0.8°@ 14.3 GHz
Rx . . . 3.0° @ 3.9GHz . . . . . 1.0° @ 12.0 GHz
Sidelobe Envelope (Tx, Co-Pol dBi)
Mainbeam < Θ < 20°. . . . . . . . . . . . 29 - 25 Log Θ . . . . . . 29 - 25 Log Θ
20° < Θ 26.3° . . . . . . . . . . . . . . . -3.5 . . . . . . . . . . . -3.5
26.3° < Θ < 48° . . . . . . . . . . . . . . 32-25 Log Θ . . . . . . 32-25 Log Θ
48° < Θ < 180°. . . . . . . . . . . . . . . -10 . . . . . . . . . . . -10
Antenna Cross-Polarization . . . . . . . . . . . 30 dB on Axis . . . . . . 30 dB on Axis
Antenna Noise Temperature
30° El . . . . . . . . . . . . . . . . . . . . 33°K . . . . . . . . . . 23°K
VSWR . . . . . . . . . . . . . . . . . . Tx . . . 1.3:1 . . . . . . . . . . . 1.3:1
Rx . . . 1.4:1. . . . . . . . . . . 1.5:1
Isolation (Port to Port) . . . . . . . . . . Tx . . . 60 dB . . . . . . . . . . 80 dB
Rx . . . 60 dB . . . . . . . . . . 35 dB
Feed Interface . . . . . . . . . . . . . . Tx . . . CPR-137 or Type N . . . WR75 Flat Flange
Rx . . . CPR-229 . . . . . . . . WR75 Flat Flange

ESTIMATED ARO LEADTIME 3-4 WEEKS