·规格:3999号 ·直流电压:400mV/4V/40V/400V/1000V+0.7% ·交流电压:4V/40V/400V/750V10.8% ·直流电流:4000uA/400mA/10A士1.2%交流电流:-4000uA/400mA/10A士1.5% ·电阻:400Q/4kQ/40kQ/4O0kQ/4MQ/40MQ+1.2%电容:4NFL40NF400NF14UFI40uF/200uF+5% ·频率:10Hz/100Hz/1000Hz/10kHz/100kHz/1000kHz/1Hz土2% ·占空比:0.1%~99.9 直流电压:20omv/2v/2ov/2ooV/1o0ov,土0.5% 交流电压:200毫伏12oV/100ov,20omv/2v/20V/2ooVr7oov,±1% 直流电流:200mv/20v7oov,2mA/20mA/200mA10A,士1.2% 交流电流:2mA/20OmA/10A,2mA/20毫安Ar200mA10A,士1.2%