AC Milliammeter, Model J0414, is suitable for the laboratories of middle schools and polytechnic schools to measure current intensity in the AC circuit. J0414型交流毫安表适用于中学、中专等实验室测量交流电路中的电流强度。
milliammeter with metal rectifier 金属整流式毫安表
If the same milliammeter is used to measure a voltage up to 10V, 改装同一毫安计使能量度10V电压.