When Arduino debuted, most sensors and other interfacing devices ran on 5 volts. This tutorial shows how to hack your 5 volt Arduino board to run on 3.3 volts. It is a simple procedure involving ...

We’re suckers for miniaturization projects. Stuff anything into a small enough package and you’ve probably got our attention. Make that something both tiny and useful, like this 5-volt to 3.3-volt ...

Sometimes I need a 3.3V power source but the only one that I have are the 1.2 volt rechargeable or the common 1.5V alkaline batteries therefore I’ve searched for some type of DC to DC boost converter ...