Audio Analyzer Module

This Audio Analyzer module features the MSGEQ7 graphic equalizer display filter. It will give your project ears! Sound is broken down into seven frequency bands and the peak level for each band can be read. The seven frequencies measured are as follows: 63Hz, 160Hz, 400Hz, 1kHz, 2.5kHz, 6.25kHz, and 16kHz. This Audio Analyzer module can be used to create sound visualizers, detect patterns in music, or add sound activation to your microcontroller.