SMARTNOBLE 2.4M Semi-Rotary Box Antenna
The integrated design of the antenna structure, drive control and packing box has reasonable structural design, beautiful appearance, high rigidity, convenient installation, and good wind resistance; the reflective surface and box are made of carbon fiber material, which has high precision, light weight and rigidity. Strong, “three defenses” are good, and the environment adaptability is strong; the disassembly and assembly of each part of the antenna adopts a quick assembly and positioning structure, and the system is convenient and quick to set up and withdraw.
1.2 Main Performance Indicators
1.2.1 Main Functions
a) With automatic tracking, preset position, manual speed and other functions;
b) It has the functions of parameter memory, power-down protection and fault
detection;
c) The longitude, latitude and location information of the site can be manually
input/automatically collected;
d) It can be quickly installed and disassembled without wrench, hoisting and
other equipment.
1.2.2 Mechanical Properties
a) Antenna diameter: 2.4 meters;
b) Mount type: azimuth-elevation semi-rotary antenna mount structure;
c) Antenna movement range: alignment±180°, pitch 5°～90°;
d) Weight and size of a single box (including internal components)1） Weight: ≤85kg;
2） Drive box size: ≤950mm×950mm×650mm;
3） Panel box size: ≤950mm×950mm×600mm;
4） The feed packaging box is determined according to the actual
supporting quantity.
e) Assembly and disassembly time: ≤15min (2 persons).
1.2.3 Electrical Properties
a) Working frequency band:
C frequency band: receive 3.4GHz～4.2GHz, transmit 5.85GHz～
6.725GHz;
X frequency band: receive 7.25GHz～7.75GHz, transmit 7.9GHz～8.4GHz;
Ku frequency band: receive 10.7GHz～12.75GHz, transmit 13.75GHz～
14.5GHz;
Ka frequency band: receive 17.7GHz～21.2GHz, transmit 27.5GHz～
31.0GHz.
b) Antenna gain:
C-band: receiving≥35.2+20log (f/3.4) dBi;
Emission ≥39.8+20log (f/5.85) dBi.
X-band: receiving ≥ 42.2+20log (f/7.25) dBi;
Emission ≥ 42.9+20log (f/7.9) dBi.
Ku frequency band: receiving ≥ 45.6+20log (f/10.7) dBi;
Emission ≥ 47.8+20log (f/13.75) dBi.
Ka frequency band: receiving ≥ 50.0+20log (f/17.7) dBi;
Emission ≥ 53.8+20log (f/27.5) dBi.
c) Noise temperature:
C-band: ≤60K;
X frequency band: ≤70K;
Ku frequency band: ≤80K;Ka frequency band: ≤160K.
d) Polarized form
C-band: linear polarization;
X-band: circular polarization;
Ku frequency band: linear polarization;
Ka frequency band: circular polarization;
e) First side lobe: ≤-14dB.
1.2.4 Servo Performance Requirements
a) Turning speed:
Alignment: 0.01°/s～5°/s;
Pitch: 0.01°/s～1.5°/s.
b) Working mode: standby, manual speed, position preset, satellite preset.
c) Tracking method: step tracking.
d) Tracking accuracy: ≤1/6 half power beam width.
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