中国驰名商标
先科矩阵技术参数：
视频交叉开关                                                     音频交叉开关                                
带宽…….……. . 400mhz（-3db）                        增益…………非平衡0db，平衡6db                            
串扰……………－65db&10mhz                           频率响应….20hz－20khz，±0.05db                             
视频输入                                                             信躁比……………………….…>90db                                     
阻抗………………………...75ω                          通道隔离…….……….>80db & 1khz                                
电平…………………0.5～2vp-p                            音频输入                                                        
连接器……………….db15插座                          信号类型….……..平衡/非平衡立体声                                
同步信号阻抗…………… 1kω                           连接器……3.5mm的5针螺丝接线座                              
视频输出阻抗……………>10 kω,                      平衡/非平衡                                                                      
阻抗………………………..75                               音频输出                                                                
电平……………………0.5～2vp-p                          信号类型….……..平衡/非平衡立体声                                             
连接器…………………db15插座                         连接器……3.5mm的5针螺丝接线座                                                                 
同步信号阻抗……………..75ω                            阻抗……….非平衡50ω，平衡100ω

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深圳市先科新世纪科技有限公司

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中国 深圳