Digital audio effects are an important in the generation of musical signals. Modern popular music producers use a variety of effects to create the high-quality sounds we hear today. One effect that ...

In the days of audio tape, I would occasionally run across a recording that sounded a bit extraterrestrial, only to realize it was because the tape had been running at a slightly lower or higher speed ...

[Markus Gritsch] tipped us off about this little module he built to shift the pitch of audio playback. It uses a PIC 24FJ along with a couple of LM386 amplifier chips to manage the input and output ...

Boss is promising “a new era in pitch shifting” with a pair of pedals for electric guitar and bass that present players with real-time control over the tuning of their instrument and some of the ...

The promise of a pitch shifter is pretty simple. It takes your signal, and changes its pitch. As it turns out, this was quite complex to do, especially before modern digital signal processing. There ...