The output of the visualizer is via Bruce Land’s 8-bit color VGA library, which allows the Pi Pico to drive a monitor directly. Whether the visualizer really gets the music is up for debate.

Back in the 1980s, spectrum displays on audio equipment were absolutely must have, and the aesthetic came to define the era. This lingered on through the 1990s, and remains a cool look even to this… ...

This is a short tutorial, how to create music with Audio Spectrum. Do not use 3rd party plugins. Hope it helpful to you ...

The service has some nice touches, such as a miniature spectrum visualizer that designates the currently playing track and album in a variety of views, thumbs-up and thumbs-down ratings in contrast to ...