[Ryan] wanted a spectrum analyzer for his audio equipment. Rather than grab a micro, he did it the analog way. [Ryan] designed a 10 band audio spectrum analyzer. This means that he needs 10 band ...

For their final project, [Alexander Wang] and [Bill Jo] designed an audio frequency spectrum analyzer using two microcontrollers in a parallel setup. This spectrum analyzer takes an audio signal ...

The design of Linamp, a real-life incarnation of Winamp, combines the classic UI with even more nostalgia—it has the retro ...