Elliot Sound Products “Project 66” is a low-noise, opamp-based preamp with a discreet front end. ESP offers a PCB for this project which fits two discreet channels on a 65x65mm board.
- Uses a +/-15 power supply or two 9v batteries
- 60dB of gain
- Discreet, low-noise input stage
- Accepts TL071 or compatible opamps
Price: $22 for two-channel PCB
More information at sound.westhost.com.