型號:GCF-D11C
使用說明書： 
l 適於接收衛星上的C-BAND信號節目，採用正饋天線，C-BAND頻率範圍在3.7-4.2GH可以很好的抑制950MHz-1450MHz以外的信號干擾
l C-BAND為雙極化單本振單輸出通用型LNBF
l 超低噪聲係數
l 超高介質振盪器穩定度及增益平坦度
l 適合全天候使用
 高頻頭的安裝：
1. 將高頻頭放入固定夾具中
2. 將夾具緊固螺絲，稍微擰緊
3. 旋動高頻頭使波導外殼面上的“  ” 指向固定夾的“0” 刻度
 規格參數:
l 增益                                            65dB(type) 55dB(Min)
l 增益平坦度                                   ±4dB
l 噪聲指數                                      0.4dB(type)0.8dB(max)
l 輸入頻率                                      3.7~4.2GHz
l 輸出頻率                                      950~1450MHz
l 本振頻率                                      5150MHz
l 本振穩定度                                   5150MHz±3MHz(-40℃~+60℃)
                                                        5150MHz±1MHz@Room Temperature
l 相位噪聲                                      -70dBc/Hz@1KHz(min)
                                                        -85dBc/Hz@10KHz(min)
                                                        -95dBc/Hz@100KHz(min)
l 輸入饋源方式)                               Prime Focus
l 鏡像抑制                                      45dB(min)
l 工作電壓                                      15~20V DC
l 工作電流                                      150mA(max)
l 輸出接口                                      75W  F-Type Female