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DIY Pulsating Light Rod Speakers That Dance to Your Music

Vintage vacuum tube amplifier with glowing blue tubes and a metallic base.

If you've found your speakers to be lacking in the visuals department, this is just the mod for you. Using 3" PVC, you can turn your speakers into light-up glow rods that pulse to the beat of your music.

Modern audio speakers with blue LED lighting.

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You'll need some electrical skills and experience soldering to get this one together, but otherwise it's not all that complicated. The main components you are going to need are speaker drivers, PVC pipes, LEDs, and the necessary cabling for those devices.

Image Credit makeprojects.org

Electrical conduit fittings and connectors.

Image Credit makeprojects.org

Speaker with a gold speaker cone and white casing.

Image Credit makeprojects.org

The device works best with higher volumes; the louder the music, the more intense of a "pulse" it will give off.

Illuminated speaker towers with blue lighting effects.

Read the full tutorial here to make a pair of your own "Sound-O-Light" speakers, or watch it in action below.

To see more great DIY speakers, check out how to make one out of a Styrofoam plate. Or if you're in a Steampunk mood, here's how to add some extra style and sound to your iPhone or MP3 player.

Apple's iOS 26 and iPadOS 26 updates are packed with new features, and you can try them before almost everyone else. First, check our list of supported iPhone and iPad models, then follow our step-by-step guide to install the iOS/iPadOS 26 beta — no paid developer account required.