How to Make a DIY Plasma Speaker

How to Make a DIY Plasma Speaker

Turn lightning into music! This advanced DIY guide teaches you how to build a plasma speaker that uses a glowing electrical arc to play sound directly from the air. Perfect for science lovers, makers, and anyone who wants to build something that looks straight out of a sci-fi lab.

Inside, you’ll learn:

✔ Step-by-step instructions for assembling a high-voltage plasma arc circuit

✔ The science explained—how plasma vibrates air to produce sound

✔ Safety-first guidelines for working with high voltage

✔ Tuning tips & troubleshooting to get clear, crisp audio

✔ Fun variations & challenges, including dual arcs and glowing light-show effects

✔ Printable experiment tracker to log arc performance and sound quality

An electrifying science project that impresses everyone who sees (and hears) it!