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Joined: 06/August/2015
Location: China
Status: Offline
Points: 115
Direct Link To This Post Topic: Antesky Prime focus antenna
    Posted: 28/December/2015 at 09:11

Where to buy 4.5m prime focus antenna with low price and high quality. We are your best choice, all the information about 4.5m prime focus antenna are available as below.

4.5m prime focus antenna Description

 

Our 4.5m prime focus antenna is standard prime focus antenna whose sub-reflector is with high efficiency. It is a kind of satellite TV receiving antenna for both C-band and Ku-band satellite signals.

4.5m prime focus antenna Features

Good corrosion resistance and Reliable structure

Optional C-band and ku-band frequency

Please select the polarization that you need, either Linear or Circular Polarized feed system

4.5m prime focus antenna Technical Specifications

 

4.5m prime focus antenna ELECTRICAL SPECIFICATION

Antenna

C-BAND

Ku-BAND

Frequency

3.625-4.2GHz

10.95-12.75GHz

-3dB Beamwidth

1.2°

0.42°

VSWR

≤1.35

≤1.25

Midband Gain

43.2dB

53.1dB

Feed Interface

CPR229

WR75

Polarization

Linear

(circular as option)

Linear

(circular as option)

Noise Temperature

41°K@20°El

45°K@20°El

Sidelobe

First Sidelobe  ≤-14dB

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

 

4.5m prime focus antenna MECHANICAL SPECIFICATION

Diameter

4.5m

Re-installation

0.5mm(r.m.s.)

Antenna Optics

Cassegrain prime focus antenna

Mount Type

Elevation over Azimuth

Elevation Adjustment

0°to 90° (continuous)

Azimuth Adjustment

±80°

Surface Tolerance

0.4mm(r.m.s.)

Reflector material

Aluminum

Paint Color

White

 

4.5m prime focus antenna ENVIRONMENTAL SPECIFICATION

Seismic(survival)

0.3G’s horizontal0.15 G’s vertical

Relative Humidity

100%

Wind Loading

Operational: 80kmph

Survival : 200kmph

Temperature

-45°C ~50°C

 

Antesky is a professional prime focus antenna manufacturer, which was established in 1985 under the support of Chinese governmental research institutions. At previous time, we mainly customized antennas for Chinese aerospace and military application. From the year 2008, we began to produce civilian antennas. However, Antesky manufactures civilian antennas according to military standard all the time, so the antenna quality is with high reputation in the world. Antesky can provide antennas from 3m diameter to 50m diameter, including vsat antenna, Large Satellite Dish, TVRO Antenna, Flyaway Antenna and Marine TV Antenna etc. 

 

Antesky SNS link

 

1. linkedin: http://www.linkedin.com/company/antesky-science-technology-inc-

2. Facebook: https://www.facebook.com/antesky.dish.antenna

3. E-mail address: ivy@antesky.com

4. Website: www.antesky.com


Antesky is a professional antenna manufacturer, manufactures civilian antennas according to military standard .Antesky can provide vsat antenna, TVRO Antenna etc.
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