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贵州会议话筒

BK-320贵州会议话筒 
电源供电/The power supply:.......................Transmitter DC9V receiver AC220V 50Hz 
话筒耗电量/Microphone power:..............................................25mA
载波频率/Carrier Frequency:.........................................VHF200~270MHz
频率稳定度/Frequency Stability:........................................+0.002%
信噪比/Slgnll noise Ratio:...........................................>98dB
邻道干扰比/Resembles Inferference:...................................>80dB
动态范围/Dynamic Range:............................................>90dB
谐波失真/Harmonic distortion:..................................<0.5%
类型/Type: ...................................................电容式/Condenser
极性模式/Polar Pattern: ...................................单一指向性/Unidrectional
频率响应/Frequency Response:...............................60Hz~16000Hz
话筒灵敏度/Microphone Sensitivity:......................-47±3dB@1KHz
接收灵敏度/Receiver Sensitivity:................................50uS(SINAD=20dB)
音频输出/audio frequency output:.........Independence is 0-±400mv Mix 0-±300mv
温度范围/Temperature Range:......................-10℃~55℃

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