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VideosΒ·8 min readΒ·β–Ά 12:20Β·πŸ‘ 5,940Β·Dr. Cao WeixunΒ·WeChat Channel "Learn AI with Dr. Cao"

DIY Music Beat Light: Make the Lights Dance to the Music

#Music Light#LED#FFT#Audio#DIY#Learn AI with Dr. Cao
DIY Music Beat Light: Make the Lights Dance to the Music
⏱ 12:20
πŸ‘ 5,940

🎡 Music Beat Light β€” Lights Dance to the Beat

▢️ Video Playback Area
Music Light Build

🎢 How It Works

  1. Mic captures sound β†’ analog voltage
  2. FFT decomposes different frequency bands
  3. Split bass (drums) / mid (vocals) / treble (cymbals)
  4. Map to different LED zones / colors
  5. 30~60 fps for smooth visuals

🎨 Effect Modes

ModeEffectScene
Spectrum barsbass red / mid green / treble blueEDM
Wave flowlights flow like waterLight music
Strobe followstrong flash on drum hitsRock
Rainbow chasecolorful chaseParty
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