深圳乐达 LMV321A 单针毫伏表 指针式电压测量仪表 LODTAR
价格:电议
地区:广东 深圳市
电 话:86 0755 82533791
传 真:86 0755 82533796

 

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参数:

 

·电压档数:300μV-100V(full scale) in 12 range

 

·分贝档数:(-70) ~(+40)dB in 12 Range(0dB=1Vrms=0.755V)

 

·准 确 度:±3% of full scale to 1kHz or 400Hz

 

·输入阻抗:1MΩ for each range 45pF or less

 

·频率响应:

 

    ±10% at 5Hz-1MHz

 

    ±5% at 10Hz-500kHz

 

    ±3% at 20Hz-200kHz as referenced to 1kHz response

 

·杂讯:Within 2% of full scale by shortening input

 

    Maximum Input (DC+ACp-p)

 

·输入电压:100V at 300 μV-1V range

 

    500V at 1V-100V range

 

·放大输出:0.1 Vrms 10% at open load

 

·输出阻抗:600Ω±20%

 

·电源供给:AC 110V-220V 50-60Hz 7watt approx

 

·尺寸:200(W) X 190(D) X 143(H)mm