Sound level meter

1 boards

KiCad boards from 1 GitHub repository tagged “sound-level-meter”, the most starred first; open any of them in PCBKit.

2 layers80 × 52 mm
Quiet trace
rwrife/quiet-trace
USB-powered ESP32-S3 ambient sound-level logger for home offices and shared rooms that keeps only privacy-preserving loudness summaries and serves a local history dashboard—never raw audio.
38 partsMIT

Quiet trace