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RaySat  BX240

RaySat  BX240通信衛(wèi)星天線

RaySat  BX240 2.4米便攜式碳纖維通信衛(wèi)星天線   特點(diǎn): 11 瓣碳纖維反射面板增益高，旁瓣性能優(yōu)越 15 分鐘內(nèi)安裝完畢俯仰微調(diào)便捷 兩個(gè)箱子   ◆  電氣指標(biāo) C 波段                                  接收                                                                 發(fā)射 1. 頻率范圍(GHz)                                3.625-4.2                                                        5.85-6.425                              3.4-4.2 ★                                                      5.85-6.725 ★ 2. 增益(dBi)                        38.05 at 3.8GHz                                               41.7 at 6.0GHz 3. 電壓駐波比                                 1.25:1                                                               1.25:1 4. 波束寬度(-3dB)                                 2.056°                                                              1.352° 5. 噪聲溫度(K)                             2Port Feed                                                                  10°俯仰                                   38K                                                                        20°俯仰                                   31K                                                                        40°俯仰                                   27K                                                                        6. 20°俯仰典型 G/T 值             20.20dB/K (3.8GHz, 30K LNA)                                                 7. 發(fā)射功率                                                                                                      5KW/Port 8. 接口型式                              CPR-229                                                          CPR-137 9. 插入損耗                                0.25dB                                                              0.2dB 10. 收發(fā)隔離度 ≥85dB 11. 軸比(dB)                                 1.5dB                                                               1.0dB 12. 交叉極化隔離度 軸向   ≥35dB 13. 旁瓣包絡(luò) CCIR.580-5 ◆  機(jī)械性能     ◆  環(huán)境特性 1. 天線型式 雙反 1. 工作風(fēng)速(不固定) 25 mph 2. 驅(qū)動(dòng)方式 手動(dòng) 2. 工作風(fēng)速(帶固定) 30 mph gusting to 45 mph 3. 方位范圍 0 to 360° 3. 生存風(fēng)速(固定后) 80 mph in zenith (90° elevation) position 4. 俯仰范圍 5° to 90° 4. 環(huán)境溫度 -40°C to 60°C 5. 極化范圍 ±90° 5. 雨 100mm/h 6. 面板材料 碳纖維 6. 相對濕度 0 to 1 7. 面板數(shù)量 11 7. 日光照射 360 BTU/h/ft2 (1000Kcal/h/m2) 8. 座架形式 箱體支撐座 8. 冰 25mm on all surface or 13mm on all surface with 130km/h wind gusts