7.3m X/Ka Band Mobile Remote Sensing Antenna

• Usage Occasion: Satellite Remote Sensing
• Operating Wavelength: Microwave
• Material: Al
• Sturcture Form: Ring Focus
• Antenna Diameter: 7.3m
• Antenna Type: Ring Focus
• Model NO.: NS-SECM-730
• Operating Frequency: X/Ka Band
• Drive Mode: Motorized
• Transport Package: Export Package
• Specification: ISO9001
• Trademark: Newstar
• Origin: Xi′an, China
• HS Code: 8517707090
• Production Capacity: 10sets Per Year

Product Description

Main specifications

Antenna performance
Antenna diameter: 7.3m
Antenna accuracy:
Main reflector≤0.3 mm (RMS)
Sub-reflector≤0.1mm (RMS)
Frequency range:
X band: 7.9GHz~9.0GHz, step 1KHz
Ka band: 18.2GHz~21.2GHz, step 1KHz
G/T value ( antenna EL angle: 5°)
X band Rx: G/T≥31.5dB/K
Ka band Rx: G/T≥34.5dB/K
Polarization mode:
X band Rx: LHCP and RHCP simultaneously
X band tracking: LHCP, RHCP are optional
Ka band Rx: LHCP and RHCP simultaneously
Ka band tracking: LHCP, RHCP are optional
Circular polarization axial ratio:
X band≤0.5dB;
Ka band≤0.75dB;
Sidelobes features:
X band first side lobe level<-14dB
Ka band first side lobe level<-14dB
Zero depth of difference beam≤-35dB
Sum channel voltage standing wave ratio: VSWR≤1.3 :1;

Servo performance 

Item	Max working range	Precision-guarantee range
AZ angle	0°~±355°	0°~±355°
EL angle	0°~90°	5°~90°
AZ angle speed	15°/s	0.01°/s~15°/s
EL angle speed	10°/s	0.01°/s~10°/s

Tracking performance
Tracking system: monopulse dual-channel tracking mode
Receiver demodulation: BPSK, QPSK, 8PSK, digital transmission system optional;
Input frequency: X band: 7.9GHz~9GHz, Ka band: 18.2GHz~21.2GHz;
Output frequency: 1200MHz;
Tracking precision: ≤1/10 half power beam width.
 

Remote sensing antenna available size is from 1.8m to 13m.