Voltage Test There are two voltage settings on DMMs: Alternating Current (AC) and Direct Current (DC). Automotive circuits will use either, depending on the circuit.

While this can be done by direct connection with a multimeter, non-contact methods are available too. A great example is this simple wireless AC current detector from [NEW PEW].

How to Check the Power Supply With a Multimeter. The power supply in your computer manages all of the power required to run each component of your computer. When this critical component begins to ...

How to Test a Computer Power Supply Using a Voltmeter. The power supply on a computer transforms the alternating current from the wall outlet into a direct current flow that the computer's ...

Fluke once again has solar power engineers in mind with a pair of instruments, both true-RMS, CAT III and rated to 1,500V: the 283 FC digital multimeter and the a283 FC wireless ac and dc current ...