在线看国产黄av免费,男人的天堂中文版精品,99国产高潮流水喷水视频,99在线无码精品秘 人口

R1000SU段無線手持麥克風(fēng)

 

 

 

                                                                      頻道組數(shù) 雙頻道      
                                                                      裝配方式 固定式接收模組   
                                                                      面板顯示 LCD液晶顯示可同時(shí)顯示RF/AF信號強(qiáng)度,自動(dòng)選訊,可設(shè)定頻道/頻率
                                                                      振蕩模式 PLL相位鎖定頻率合成     
                                                                      射頻穩(wěn)定度 ±0.005%(-10~50°C)  
                                                                      載波頻段 UHF:780.125MHz -830.000MHz;
                                                                      頻帶寬度 50MHz   
                                                                      頻率間隔125KHz   
                                                                      可切換頻率數(shù) 400組   
                                                                      操作方式 手動(dòng)調(diào)整   
                                                                      接收方式 雙調(diào)諧器自動(dòng)選訊
                                                                      靈敏度 在偏移度等于40KHz,輸入6dBμ V時(shí),S/N>80dB    
                                                                      最大偏移度 ±68KHz具有音量擴(kuò)展   
                                                                      綜合S/N比 ±105dB(1KHz-A)
                                                                      綜合失真度 <0.5% @ 1KHz   
                                                                      綜合頻率響應(yīng) 50Hz-18KHz±3dB具低頻衰減濾頻電路   
                                                                      最大輸出電壓 平衡式MIC-LEVEL-0dBV/600Ω,非平衡式0dBV/600Ω   
                                                                      輸出插座 XLR平衡式插座獨(dú)立輸出及Φ6.3不平衡式插座混合輸出  
                                                                      音量輸出調(diào)整 輸出電平可隨意調(diào)整
                                                                      靜音控制模式 獨(dú)立“音碼及雜訊鎖定”雙重靜音控制    
                                                                      靈敏度調(diào)整 使用后板控制旋鈕,同時(shí)調(diào)節(jié)接收距離
                                                                      Dc電源供應(yīng) 0.5A  12-15VDC       
                                                                      尺寸:mm(長×寬×高) 520mm×380mm×90mm

?