電壓測(cè)量范圍 電壓:1mV~300V,12檔 *0.3mV~100V,12檔dB:-80dB~+50dB(0dB=1V) *-90dB~+40dB(0dB=1V)dBm:-80dBm~+52dBm(0dBm=1mW,600Ω)*-90dBm~+40dBm(0dBm=1mW,600Ω)*VT-181E 電壓:10μV~300V,16檔 (10μV/30μV/100μV/300μV/ (1mV/3mV/10mV/30mV/1mV/3mV/10mV/30mV/100mV/滿刻度dB:-120dB~+50dB(0dB=1V) dBm:-120dBm~+52dBm (0dBm=1mW,600Ω)電壓:1mV~300V,12檔(1mV/3mV/10mV/30mV/100mV/300mV/1V/3V/10V/30V/100V/300V)滿刻度dB:-80dB~+50dB(0dB=1V)dBm:-80dBm~+52dBm (0dBm=1mW,600Ω) 電壓:1mV~300V,12檔(1mV/3V/10mV/30mV/100mV/300mV1V/3V/10V/30V/100V/300V)滿刻度 dB:-80dB~+50dB(0dB=1V)dBm:-80dBm~+52dBm (0dBm=1mW,600Ω)電壓:0.3mV~100V,12檔(0.3mV/1mV/3mV/10mV/30mV/100mV/300mV/1V/3V/10V/30V/100V滿刻度dB:-90dB~+40dB(0dB=1V)dBm:-90dBm~+42dBm (0dBm=1mW,600Ω)