3.7m Turntable C, Ku, Ka Band Fixed Station Satellite Communication Parabolic Antenna

Product Description

3.7m Rx/Tx antenna characteristics: Meets or exceeds CCIR 580 and INTELSAT requirements; Meets INTELSAT, ASIASAT, CHINASAT network access requirement; Ring focus designed; High gain, low sidelobe, High G/T rate; Hot-dip zinc processed Antenna mount, with strong corrosion resistant ability; 2-port or 4-port optional; Reasonable structure and easy operation. 3.7m Rx/Tx antenna standard configuration: Main reflector, subreflector, subreflector support, back support frame, kingpost, feed, solid wretch, foundation kit and standard component.
3.7m Rx/Tx antenna optional parts: BUC, LNB, Modem, spectrum analyzer, moving foundation, de-icing equipment, BUC fix bracket, servo control system, motorized polarization, 4-port feed, lightning protection device, installation tools, cable and connector.

Operating frequency (GHz)	Receive	Transmit		Receive		Transmit
	3.625~4.2	5.85~6.425		10.95~12.75		13.75~14.5
Gain, Mid-band (dBi)	≥41.47 @3.95GHz	≥45.39 @6.2GHz		≥51.48 @12.5GHz		≥52.62 @14.25GHz
Polarization	Linear/Circular			Linear
VSWR	1.25:1			1.25:1
Cross polarization Isolation, dB	≥35			≥35
Circular polarisation axial ratio	≤0.75			/
Noise Temperature(K) 10° EL	35°K		/	49°K	/
30° EL	26°K		/	39°K	/
50° EL	25°K		/	35°K	/
G/T dB/K,20°El	23.14 dB/K (30°LNA)		/	30.42 dB/K (70°LNA)	/
-3 db beam width	1.39°		0.89°	0.44°	0.385°
Feed insertion lose (dB)	≤0.2		≤0.2	≤0.3	≤0.3
Tx.Power Capability,Kw	/		5	/	2
Isolation,Tx to Rx,dB	≥85			≥85
Feed interface	CPR-229G		CPR-137G	WR-75
First side lobe	≤ -14
Side lobe envelop	29-25 log(θ) dBi 1°≤θ≤20°

Mechanical specification

Antenna aperture	3.7m
Reflector type	Ring focus
Surface accuracy (RMS)	≤0.5 mm
Panel QTY	12 pcs
Panel material	Aluminum
Panel Surface treatment	Compressed by aluminum, degreased and based with yellow zinc paint and finished with antirust white paint
Steel parts surface treatment	Primer base + hot sprayed paint+ anti-rust finish paint
Azimuth travel	0°~360°
Elevation travel	5°~90°
Polarization travel	±90°
Drive mode	AZ/EL/Pol motorized or manual available
Mount type	El over Az, single pole

Environmental specification

Operational wind	72kmph wind speed(Hold the precision)
Survival wind	216kmph wind speed(Upturned lock)
Ice load	13mm wrapped ice normal work 25mm wrapped ice survival
Temperature	-30ºC~50ºC
Relative humidity	100%
Solar radiation	1135Kcal/h/m2

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