Building a quality USB-C microphone

About this tutorial

Matt from DIY Perks builds a USB-C condenser microphone on a budget, with a capsule, a home-made circuit and a brass body. A PDF template and the schematic are provided. Personal builds are encouraged; resale is not.

What you need

• Microphone capsule
• Transistor and THAT1512 chip
• USB audio interface
• USB-C breakout board
• Brass tube and rods (7, 6 and 3 mm)
• Brass mesh
• 72 mm nitrile O-rings
• ±15 V isolated converter
• Resistors, capacitors, wire and stripboard