Flatline Robotics
Audio Visualizer
Sound-to-Light
VU meters, spectrum displays, beat-reactive colors.
⏱ 2 Sessions · 2 Hrs Each
🎁 Keep Your Display!
What You'll Build
  • LED display that reacts to music in real time
  • VU meter bars showing volume levels
  • Frequency spectrum displays for bass, mids, and highs
  • Beat-reactive color pulses that sync to the rhythm
  • Uses MSGEQ7 spectrum analyzer chip and NeoPixels
Week by Week
1
Spectrum Analysis Circuit
Wire MSGEQ7 chip to Arduino. Learn how frequency analysis works.
2
LED Display & Programming
Connect NeoPixels, program VU meters, spectrum displays, and beat detection.
Take Home Your Visualizer!
Your completed sound-to-light display with LED matrix and spectrum analyzer — ready for parties, studios, or performances.
Skills You'll Gain
Audio Analysis LED Programming Signal Processing Beat Detection NeoPixel Control Real-Time Visualization
Good to Know
  • Basic Arduino experience helpful
  • All components provided
  • Bring your own music to test
  • Perfect for visual artists and musicians
See your sound. Build an LED display that brings music to life with light.
Register Now →