There areally two main types of multimeter:analog multimeter(vom)and digital multimeter (dmm).vom standsfor"volt-meters"while dmm stands for"digitalmulti-meters".first,an analog multimeter has a switch and shows its measurements through a needle moving along a scale.lt is cheap but difficult for ssomeone to read.second,a digital multimeter has a switch and end shows its measurements through numbers on a liquid crystal f islay. Digital multimeters are more expensive than analog multimeters.