March 12, 2025 in Technology, Tips and Tricks
how to check current is AC or DC
To check if a current is AC or DC, you can use a multimeter to measure the voltage, and observe the waveforms on an oscilloscope or directly by looking at the multimeter reading. AC is characterized by a fluctuating, wavy line on the display and a constant value, DC is a constant value. Here’s a breakdown of […]






