The circuit presented here can measure voltage (V), current (A) and wattage (W) on an OLED. It is actually voltmeter, ammeter and wattmeter circuits combined in one unit. It is a useful tool for testing circuits, desktop power supplies, battery chargers, mini inverters and so on. Problems associated with a multimeter include changing positions of […]
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Credit- EFY. Published by Department of EEE, ADBU: tinyurl.com/eee-adbu
