Depending on the music you’re listening to, watching a VU meter bounce to the music is always a good time. So why not integrate the VU meter right into the audio source? That’s what [Matikas] did, and ...

If you’ve ever wanted to make your own VU meter but were scared off by the signal process you need to study this tutorial. The one drawback to the hardware choices made here is that there are only ...

LEDs have a special place in every maker's heart, and it's because we all love the ability to create light at moment's notice. Almost every project I have made over the last two decades has included ...