Thanks, that sounds like the right approach. I've found some logic level N channel MOSFETs that seem to be up to the task so I'll give them a go. It's an electronic target system for air rifles, and the LEDs indicate to the shooter which target should be fired upon at any given time. However, its in...

Hi all, I have a pretty basic requirement for a small project, but have come across a new problem to me. I'm using an Adafruit Huzzah32 board, and need to connect up 4x 5mm RGB LEDs. I do not need to control them independently - they will always be the same colour/brightness as each other (so effect...