Arduino Potentiometer LED Brightness and Fan Speed - Tutorial #7

Arduino Potentiometer LED Brightness and Fan Speed - Tutorial #7

瀏覽:424
日期:2025-11-19
This is an easy tutorial showing how you can control the brightness of an LED or adjust the speed of a DC fan using Arduino Board, a small BC547 transistor and a potentiometer. In my example the whole circuitry is powered from a 9V battery and I use a sma...看更多