Model NO.: CHW-370
Dimention: 3.7m
Beamwidth(-3dB): ≤1.32°
Noise Temperature(K): 2 Port
10°elevation: ≤48
20°elevation: ≤40
30°elevation: ≤38
First Sidelobe(dB): ≤-14
Humidity: 0% ~ 100%
Trademark: CHAOWEI
Transport Package: as Required
Specification: 3.7m
Origin: Hebei
HS Code: 8529109021
3.7m satellite communication antennaCharacteristics:
Conform with Intelsat, Eutelsat Requirements;
High gain, low sidelobe, high polarization identification rate;;
High precision reflection panel;
Cassegrain, feedforward optional;
C-Band and Ku-Band optional;
Modern design, convenient and fast ;
     Installation&adjustment,strong anticorrosion , good stability;
Accessories:
Ground plot, foundation template, the anchor bolt;
Optional:
Deicing equipment, activity foundation, lightning rod and wire, high-frequency head;
PERFORMANCEÂ SPECIFICATIONS
| 3.7m RX-TX Antenna | |||||
| Performance index | Â Â Â Item | C-RX | C-TX | Ku-RX | Ku-TX |
| Electrical Performance | Frequency(GHz) | 3.40-4.20 | 5.85-6.65 | 10.95-12.75 | 13.75-14.50 |
| Gain(dB) | ≥41.9+20lg(f/4) | ≥45.4+20lg(f/6) | ≥51.1+20lg(f/12) | ≥52.4+20lg(f/14) | |
| Beamwidth(-3dB) | ≤1.32° | ≤0.88° | ≤0.47° | ≤0.41° | |
| Beamwidth(-10dB) | ≤2.41° | ≤1.60° | ≤0.76° | ≤0.64° | |
| Noise Temperature(K) | 2 port | Â | 2 port | Â | |
| 10°elevation | ≤48 |  | ≤58 |  | |
| 20°elevation | ≤40 |  | ≤51 |  | |
| 30°elevation | ≤38 |  | ≤49 |  | |
| First Sidelobe(dB) | ≤-14 | ||||
| Sidelobes(90% peaks under following envelop | 32-25lg(θ)dBi                            100λ/D≤θ≤20° | 29-25lg(θ)dBi                      1°≤θ≤20° | |||
| Electrical Specifications | VSWR | ≤1.25:1 | ≤1.25:1 | ≤1.25:1 | ≤1.25:1 |
| Power handing capability(Kw) | Â | 3 | Â | 1 | |
| Connector Type | CPR-229G | CPR-159G/137G | WR-75 | ||
| Polarization Type | Linear Polarization | Linear Polarization | |||
| Feed insertion loss(dB,Including resistance filter) | ≤0.3 | ≤0.3 | ≤0.35 | ≤0.35 | |
| RX-TX isolation(dB) | ≥85 | ≥85 | |||
| Cross polarization(dB,axial) | ≥35 | ≥35 | ≥35 | ≥35 | |
| Mechanical property | Azimuth rotation range |  ±90° | Two point,continuous between points | ||
| Pitching rotation range |  5°~ 90° | Continuous | |||
| Polarization rotation range |  ±90° |  | |||
| Surface accuracy |  ≤0.5mm(R.M.S) |  | |||
| Surface Treatment | Surface: yellow priming paint and white finishing paint | ||||
| Steal Parts: sand blasting, thermal spraying zinc, yellow priming paint and white finishing paint | |||||
| Environmental Specifications |
work wind speed | Â operating range without degradation 20.8m/s,degrease precision work 28.4m/s | |||
| Collect wind speed | Â 35m/s | ||||
| Non-destroy wind speed | Â 55m/s | ||||
| Temperature |  -40ºC ~ 60ºC(outdoor),-20ºC ~ 55ºC(indoor) | ||||
| Humidity | Â 0%Â ~ 100% | ||||
| Seismic(survival) | Â 0.3G's(horizontal),0.15G's(Vertical) | ||||
| Â Solar Radiation | Â 360BTU/h/ft2 | ||||
| Icing depth | Â 3cm | ||||
Special equipment for university physics laboratory
Teaching Equipment,Optical Bench Kit,Optical Instruments In Physics,Electrooptical Modulator Experimental Instrument
Yuheng Optics Co., Ltd.(Changchun) , https://www.yhenoptics.com