1.8m Ka Band Antenna

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Description

Product Detail

China Starwin 1.8m Ka Band Antenna

1.8m.jpg 1.8m-1.jpg

General Description of 1.8m Ka band antenna

China Starwin 1.8m Ka band ring focus antenna is designed for Ka band transmit and receive operation.

? The precision high quality aluminum reflector constructed with stretch formed double coated 4 panels, strong back structures and hub, no field alignment.

? The standard designed azimuth over elevation king post pedestal provides a cost-effective solution for ground or roof installation with high stiffness and stability, wide Az&El moving range and fine drive performance, ensure the pointing and tracking accuracy.

? Equipped with special designed wide Ka band feed assemblies.

? Also supply limit switches, foundation hardware kit and required packing.

Key features

* Meets or exceeds CCIR 580 and INTELSAT Requirements

* Precision compression molded ring focus antenna

* CP/LP feed available

* Hot dip zinc steel pedestal, hub & back struts

* Galvanized stainless steel fasteners

* Strong structure and high wind resistance

Options

* Motorization kits

* Controller and tracking receiver

* 2 ports/ 4 ports linear/ circular polarized feeds

* Feed blower or deicing with automatic controls

* Lightning Rod Kits

* Non-penetrating mount (NPM)

* Integrated LNB or LNA systems

* HPAs, converters and M&C systems

* Turnkey installation & testing

Electrical Specification

Type	KA-180A
Operating Frequency, GHz	KA-Band
	Receive	Transmit
	17.7~21.2	27.1~31
Gain, Mid-band, dBi	50.7	54.1
Polarization	LHCP/RHCP
XPD(on Axis), dB	35		35
XPD across 1dB Beam Width, dB	30		30
VSWR	1.25:1		1.25:1
Antenna Noise Temperature 2-port feed 10° Elevation 30° Elevation 50° Elevation	65K 55K 50K
-3 dB Beam Width, Mid-band	0.54°		0.36°
Typical G/T	=32dB/K at 20°elevation
Tx. Power Capability, KW			0.5
Feed Interface	WR-42		WR-34
Feed Insertion Loss, dB	=0.4		=0.3
Isolation, Tx to Rx, dB	85
First Sidelobe 90% Peaks under Following Envelop	-14 29-25lg? (1°=?=20°)

Mechanical Specification

Antenna Diameter		1.8m
Antenna Type		Ring Focus
Surface Accuracy(RMS)		=0.3 mm
Antenna Pointing Range	Azimuth Elevation Polarization	0°~360° 0°~90° (Continuous) ±90°(Continuous)
Drive Mode		Manual or Motorized
Motor Drive System	Azimuth Travel Rate Elevation Travel Rate	0.11° /s ( 0.06° /s) 0.17° /s ( 0.08° /s°)