LODESTAR乐达指针式电压测量仪表LMV321A 单针毫伏表

参数:

·电压档数:300μv-100v(full scale) in 12 range

·分贝档数:-70 — +40db in 12 range(0db=1vrms)

·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)

·Zui大输入电压: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