The THATmic is a small and simple microphone preamp built around the highly-regarded THAT Corporation 1512 opamp. It can run on as little as +/-5vDC, making it suitable for portable, battery-powered operation. Dantimax offers PCBs as well as full kits for this project.

Notable Features:

• 12-position gain switch using surface mount, metal film resistors
• Microphone and line level inputs included
• PCB measures less than 3.8”x1.4” (10x4cm)
• Compact, two sided PCB
• Runs on +/-5 to +/-15v

Price: 29.60€ for full kit, or 8€ for PCB only

More information at electronics.dantimax.dk.