Meteorlogical Remote Sensoring Antenna(MRSA)

Electric performance

Antenna form

Forward feed plate.

Base form

X-Y axis

Frequency

L.S.X single band or L/S.L/X.S/X double band

Efficiency

50%

Polarization form

Circular polarization

Sidelobe character

First sidelobe£-14dB

Standing wave ratio

≤1.3:1

Circular polarization ratio

1.22:1(Single frequency)1.41:1(double frequency sharing)

Mechanical property

Rotation range

X axis:±90°,Y axis:±90°

Rotation speed

X axis:≥5°/S

Rotational acceleration

X axis:≥5°/S2;Y axis:≥5°/S2

Electric performance

Antenna form

Forward feed plate.

Base form

X-Y axis

Frequency

L.S.X single band or L/S.L/X.S/X double band

Efficiency

50%

Polarization form

Circular polarization

Sidelobe character

First sidelobe£-14dB

Standing wave ratio

≤1.3:1

Circular polarization ratio

1.22:1(Single frequency)1.41:1(double frequency sharing)

Mechanical property

Rotation range

X axis:±90°,Y axis:±90°

Rotation speed

X axis:≥5°/S

Rotational acceleration

X axis:≥5°/S2;Y axis:≥5°/S2

Electric property

Frequency

L.S.X single band or L/X.S/X double band

Efficiency

50%~55%

Polarization

circular polarization

Sidelobe character

the first sidelobe≤-14dB

Standing wave ratio

≤1.3:1

Circular polarization axial ratio

1.22:1(single frequency) or 1.41:1(double frequency sharing)

Mechanical property

Antenna form

standard paraboloid

Feed source form

Forward-feed, back-feed, or frequency selective  subreflector.

Base form

Hexapod type paralleled pedestal

Rotation range

Azimuth:limitless ;pitch:0°~90°

Rotation speed

≥5°/S

Rotation acceleration

≥5°/S2

Total weight

≤2000Kg

Servo property

Working mode

Manual control, command position(digital guide),program track, single pulse self-tracking.

Tracking mode

Manual tracking, program tracking and single pulse self-tracking.

Angle display resolution

0.001°

Pointing accuracy

1/8 half-power beam width(X band)

Tracking accuracy

1/10 half-power beam width(x band)

External interface

internet access

Power supply

220V±10%,50Hz±5% driving unit: three phase AC,380V±10%,50Hz±5% Control unit: single phase AC220V±10%,50Hz±5%

Power consumption

Antenna drive equipment: three phase AC 380V, less than 14kVA antenna control equipment: single phase AC 220V, less than 2kVA