欧美日韩国产在线观看网站|99久久99热这里只有精品|无码一区二区三区|国产在线观看精品无码尤物

        1. 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液晶顯示可同時顯示RF/AF信號強度,自動選訊,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 手動調(diào)整   
                                                                                接收方式 雙調(diào)諧器自動選訊
                                                                                靈敏度 在偏移度等于40KHz,輸入6dBμ V時,S/N>80dB    
                                                                                最大偏移度 ±68KHz具有音量擴展   
                                                                                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

          ?