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3m Rx antenna Description


Our receive only antenna of 3.0m diameter consists of antenna reflector, pedestal support and feed system. This kind of parabolic antenna is feed forward type which applies to receive C-band and Ku-band satellite television signal with its LNB and satellite television receiver.

3m Rx antenna Technical Specifications


3m Rx antenna ELECTRICAL SPECIFICATION

Antenna

C-BAND

Ku-BAND

Frequency

3625-4.2GHz

10.95-12.75GHz

-3dB Beamwidth

1.7°

0.6°

Polarization

Linear

(circular as option)

Linear

(circular as option)

Cross-pol.

Discrimination

23dB on axis

(Linear)

30dB on axis

(Linear)

Noise Temperature

44°K@20°El

45°K@20°El

Midband Gain

39.3dB

49.4dB

Sidelobe

First Sidelobe  ≤-14dB

Envelop P90% ≤ 52 - 10lgθ(D/Δ) - 25lgθ

Feed Interface

CPR229

WR75

VSWR

≤1.30

≤1.25


3m Rx antenna ENVIRONMENTAL SPECIFICATION

Seismic(survival)

0.3G’s horizontal0.15 G’s vertical

Wind Loading

Operational: 80kmph

Survival : 200kmph

Temperature

-45°C ~50°C

Relative Humidity

100%


3m Rx antenna MECHANICAL SPECIFICATION

Diameter

3m

Surface Tolerance

0.4mm(r.m.s.)

Elevation Adjustment

0°to 90° (continuous)

Antenna Optics

Cassegrain prime focus antenna

Reflector material

Aluminum

Azimuth Adjustment

360°

Paint Color

White

Re-installation

0.5mm(r.m.s.)

Mount Type

Elevation over Azimuth


3m Rx antenna Features


Self-aligning,stretch forming of aluminum reflector

Feed system is selectable, linear and circular

Installation is easy

C band and ku band are available

Factory assembling and testing of factory is done before antenna leaving

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