Hello everyone, and welcome to my first Guitar World column! I’d like to start off with an essential element of musical understanding, which is the knowledge of intervals. To illustrate, I’ll ...

In music, an interval is the distance between two notes. In the example below, count up from and including the lowest note up to the highest pitched note to identify the interval. This interval is ...

However, a general-purpose FFT algorithm is not as good for musical notes, since intervals between note frequencies become wider as frequency increases, and you need to do more work to distinguish ...