Most digital multimeters have a sensitivity of 200 mV and in input impedance of 10 MR. With this information you can calculate that at full scale there will be a current of 20 nA (nano-ampères). In ...

If you make electrical measurements, you probably use a handheld digital multimeter (DMM). With dozens of handheld DMMs on the market, how can you decide which one is right for you? To give you a feel ...

Digital multimeters (DMM), once called voltmeters, have been described as the tape measure for engineers in the new millennium. With electronics and electrical circuits included in almost every ...