Rather than control the voltage, it’s better to control the current passing through the LED directly. The easiest thing to do is add a potentiometer ... be used with an Arduino and I strongly ...

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 ...

You will need an Arduino board, a potentiometer (I have used a 50K one), as ... Then store this value inside the speed variable that is used in the delay() to control how much time to wait until the ...

If you’re looking for a more entry-level Arduino LED cube this 4x4x4 project is ... The cube itself is controlled with an Arduino Mega 2560. For each frame in memory, the Arduino reads and ...

Using an Arduino Nano microcontroller together with addressable RGB LEDs, the tabletop version of the wall-mounted original Domino clock offers a great way to learn more about controlling LEDs ...

The SW44515 potentiometer switch provides both rotary and push-on/push-off functionality plus LED backlighting. The DPDT switch enables users to specify a value so, at the push of a button ...