Flatline Robotics
Laser
Harp
Break beams, make music. A showstopper performance instrument.
⏱ 4 Sessions · 2 Hrs Each
🎁 Keep Your Harp!
What You'll Build
  • Array of laser beams that produce musical notes when broken
  • Phototransistor sensors for each laser beam
  • Arduino-based MIDI output to any music software
  • Adjustable beam spacing for different playing styles
  • Custom enclosure with laser mounting and safety features
Week by Week
1
Laser & Sensor Setup
Wire lasers and phototransistors to Arduino. Test beam detection.
2
MIDI Integration
Program Arduino to send MIDI notes when beams are broken. Map to scale.
3
Enclosure & Mounting
Build enclosure, mount lasers and sensors, add safety features.
4
Calibration & Performance
Fine-tune sensitivity, practice playing, demo your laser harp.
Take Home a Laser Harp!
Your completed laser harp with enclosure and safety features — a stunning performance instrument that lights up any stage.
Skills You'll Gain
Laser Electronics Phototransistor Sensing MIDI Programming Optical Alignment Performance Setup Safety Protocols
Good to Know
  • Advanced electronics experience required
  • All components provided
  • Safety training included
  • Perfect for performers and makers
Play with light. Build an instrument that turns laser beams into music.
Register Now →