Flatline Robotics
Microphone &
Preamp Build
Build your own mic. Learn professional audio engineering.
⏱ 3 Sessions · 2 Hrs Each
🎁 Keep Your Mic!
What You'll Build
  • Condenser microphone and preamplifier circuit from scratch
  • Learn about phantom power, impedance, and frequency response
  • Understand noise floor and signal-to-noise ratio
  • Record with your handmade mic and compare to commercial mics
  • Professional-quality microphone for studio or field use
Week by Week
1
Microphone Theory & Design
Learn how condenser mics work. Design capsule and preamp circuit.
2
Circuit Assembly
Solder preamplifier, wire phantom power, build impedance matching circuit.
3
Enclosure & Testing
Assemble microphone, test frequency response, compare to commercial mics.
Take Home Your Handmade Mic!
Your completed condenser microphone with preamplifier — a professional-quality recording tool you built yourself.
Skills You'll Gain
Audio Electronics Phantom Power Impedance Matching Frequency Response Signal Processing Studio Recording
Good to Know
  • Advanced electronics experience required
  • All components and tools provided
  • Learn professional audio engineering concepts
  • Perfect for audio engineers and musicians
Capture sound your way. Build a professional-quality microphone from scratch.
Register Now →