UK-7400

无线鹅颈会议话筒套装

一拖四短短杆心型会议系统

该系列产品为四信道红外自动对频多通道无线会议麦克风，有200频点可选。产品采用杂音干扰较少的UHF频段PLL相位锁定技术，各频点间以1MHz递增。完美的抗杂讯干扰特性，任何类似系统都无法比拟。全金属材质标准机箱，2U金属面板分别配置四信道接收机，装配LCD显示屏幕，分别显示，工作通道，工作频率。充分，快捷地了解接收机的全部动作讯息。采用电子式按键控制面板操作。全铝合金旋钮更显专业高档。主机分别提供四路平衡音频输出插座，与混合不平衡输出，全面适应各种连接需求。会议座采用独立外观设计，高保真金属拾音头．3.5英寸高解像大屏幕显示，要作参数一览无遗。
This series of products for four channels infrared automatic frequency of multi-channel wireless meeting mike.The wind, 2000ptional frequency point.Product USES fewer UHF frequency band noise interference PLL phase locking technology,increasing between different frequency points t0 1 MHz Perfect resistance to Noise inte rference characte ristics, no simila r system can  match. All  metal  mate rial Standa rd case,2 u metal  panel configu ration 4 channel receiver, respectively LCD display screen, respectively, according to the working cHannel, working frequency. Fully, Quickly understand all the actions ofThe receiver information. Using electronic button control. Operating system panel. All the more professional high-grade aluminum alloy knob.The host respectively to mention. Balanced audio output socket for four road, and mixed unbalanced output, overall fitness. Should be all kinds of connection requirements. Meeting witH independent design, HigH fid elity metal. Ca rtridge. 3.5 incH High resolution la rge screen dis play, will be a pa ra mete r.
接受机参数 [RECEIVER]
振荡方式......................................................锁相环频率合成
频率范围......................................................UHF 500MHz-900MHz
频率稳定性.................................................±0.001%
最大频率偏.................................................±50KHz
调制方式......................................................FM
信噪比..........................................................105dB
失真度...........................................................<0.5%@1KHz
灵敏度..........................................................1.2/UV@S/N=12dB
电源供应......................................................DC 12V—17V
音频输出......................................................独立0-400mV混合0-300mV
发射机参数[TRRN5MITTER]
电源供应......................................................DG 4.5V (1.5VAA×3)
话筒耗电量..................................................150mA
载波频率......................................................UHF 500MHz-900MHz
频率稳定度..................................................±25KHz
信噪比...........................................................>105dB
邻频干扰比...................................................>80dB
动态范围......................................................≥100dB
类型...............................................................电容式
极性模式.......................................................单一指向性
频率响应......................................................30Hz—18KHz
话筒灵敏度..................................................-47±3dB@1KHz