PiMP: Pi Microphone Processor
Pi Microphone Processor turns your Raspberry Pi 4 with HifiBerry sound card into a low latency microphone processor. It can process the audio from two microphones, with a latency of 2.83 or 4.17 ms.
How to use it
Follow the instructions to install our Raspberry Pi 4 + HifiBerry SD card image.
Please note: The HifiBerry sound card does not have a microphone pre amplifier or phantom power, you need to deliver it line level audio.