1.8m Rx/Tx Extended Ku-Band SFL Class III Antenna

Skyware Global 1.8m Ku-Band Antenna: Rugged, high-performance antenna with glass fiber reinforced reflector, precision mount, and exceptional RF reflectivity for demanding applications.
Superior Signal Integrity: Achieves 30dB cross-polarization isolation and 90dB+ Tx port-to-port isolation, meeting regulator agency requirements.
Heavy-Duty Design: Built with a galvanized steel mount, this Class III antenna is suitable for RF electronics (LNB & BUC) and stands up to extreme environmental conditions.

RF Performance
Operating Frequency
TX	12.75-14.5 GHz
RX	10.70-11.7 GHz
Polarization	Linear Orthogonal
Gain (±0.3 dB)
TX	46.8 dBi @ 14.3 GHz
RX	44.7 dBi @ 11.2 GHz
3 dB Beamwidth
TX	0.8° @ 14.3 GHz
RX	1.1° @ 11.2 GHz
Sidelobe Envelope (Tx, Co-Pol dBi)
Mainbeam < q < 20°	29-25 log q dBi
20° < q < 26.3°	-3.5 dBi
26.3° < q < 48°	32-25 log q dBi
48° < q < 180°	-10 dBi (Typical)
Antenna Cross-Polarization
On-Axis	30 dB
0.5 dB Contour	26 dB
Antenna Noise Temperature
10° EL	43K°
20° EL	28K°
30° EL	23K°
VSWR
TX	1.3:1 Max
RX	1.5:1 Max
Isolation (Port to Port)
TX	90 dB
RX	40 dB
Feed Interface
TX	WR75 Flat Flange
RX	WR75 Flat Flange

Mechanical Performance
Reflector Material	Glass Fiber Reinforced Composite
Antenna Optics	One-Piece Offset Feed Prime Focus
Mount Type	Elevation Over Azimuth
Elevation Adjustment Range	10° – 90° Continuous Fine Adjustment
Feed Support	Regular Section with Alignment Legs
Mast Size	4.50” (114mm) Diameter
Antenna Weight	Approx 50.52 Kg (Not Including Mast)

Environmental Performance
Windloading
Operational	80 km/h (50 mph)
Functional Survival	128 km/h (80 mph)
Ultimate Survival	200 km/h (125 mph)
Survival Temperature	-50°C to +80°C
Operational Temperature	-40°C to +55°C
Humidity	0 to 100% (Condensing)
Atmosphere	Standard Hardware 720 Hrs SST Requirements (ASTM B-117)
Solar Radiation	360 BTU/h/ft²
Shock and Vibration	As Encountered during Shipping and Handling