Meco 101B+ Autoranging Digital Multimeter, A Digital Multimeter or a Multitester, also known as a VOM (volt-ohm-milliammeter), is an electronic measuring instrument that combines several measurement functions in one unit. A typical multimeter can measure voltage, current, and resistance. These were used by commercial and residential electricians.
Applications: Testing, Adjust, and troubleshoot electric and electronic circuits, Industrial and Laboratories