7.5m Cassegrain TVRO Vast Antenna

7.5m Cassegrain TVRO Vast Antenna
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Product Details

Characteristics

ü High gain, low sidelobe, high polarization identification rate;

ü High precision reflection panel;

ü Cassegrain, feedforward optional;

ü C-Band and Ku-Band optional;

ü C/Ku common antenna, linear polarization, circular polarization, double linear&double circular optional;

Modern design,convenient and fast  installation&adjustment,strong anticorrosion , good stability;

Accessories

Ground plot, foundation template, the anchor bolt, electric equipment, antenna controller, antenna drive, drive motor, limit switch, step autotracking, cable, connector

Optional

lightning rod and wire, high-frequency head,Deicing equipment,electric polarization;

PERFORMANCE SPECIFICATIONS

Type

NS-SEC-R750

Band

C-Band                     

KU-band

Operating Frequency,GHz

3.625~4.2

10.95~12.75

Gain, Mid-Band, dBi

≥48+20lg(f/3.95)

≥57.99+20lg(f/12.5)

Cross Pol differentiate,dB

≥35

≥35

Isolation, Tx to Rx, dB(double linear&double circular optional;)

≥30(linear polarization)

≥20(circular polarization)

≥30(linear polarization)

≥20(circular polarization)

Isolation(C/KU),dB

                     50

VSWR

≤1.30:1

≤1.3:1

-3dB Beamwidth, Mid-Band

0.65°

0.21°

Feed interface

WR229G

WR75

General Sidelobe Envelope,dBi

29-25logθ(1°≤θ<20°)

MECHANICAL SPECIFICATIONS

Antenna Diameter

7.5m

Antenna Type

Cassegrain, feedforward optional

Weight(Net)

4824Kg

Antenna Kingpost

El. Over Az.

Azimuth Travel

±85°

Elevation Travel

5°to 90°    

Polarization Travel

±90°

Drive Mode

Motor or manual

ENVIRONMENTAL SPECIFICATIONS

Wind speed of work

72kmph

Surface treatment

Steel parts: sand blasting and zinc-spray processing firstly,, then zinc yellow bottom paint and final white paint processing

 

Aluminum parts:unoil firstly, then zinc yellow bottom paint and final white paint processing.

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