For you Arduino fans, here’s a great last-minute Halloween project idea from the guys over at Open Electronics: The basic idea is that they are using an Arduino to monitor ambient audio levels ...

Halloween may be long over but breakdowns and guides for costumes from the day are still coming in, and this Pac-Man family costume may be one of the best.

[Greg] was looking for something to build using his recently acquired Arduino, and with Halloween approaching, he thought a cool light display would make a great project. He browsed around online ...

He then used his Arduino to interface with the ATtiny85 and provide the code powering the effect. Full details can be found at the source link below. What do you think so far?

Electronic demon costume Our Halloween costumes are just about ready to go, yet we can’t help but feel jealous after seeing this excellent electronic demon costume.