Why can’t you tune your guitar?

Short answer: because math. Longer answer: because prime numbers don’t divide into each other evenly. To understand what follows, you need to know some facts about the physics of vibrating strings: When you pluck a guitar string, it vibrates to and fro. You can tell how fast the string is vibrating by listening to the …

Blue notes and other microtones

Update: here’s a deeper and better-informed explanation of blue notes. Blue notes are a big part of what makes the blues sound like the blues. Most other American vernacular music uses blue notes too: jazz, funk, rock, country, gospel, folk and so on. In the video below, John Lee Hooker hits a blue note in …

Jimi Hendrix, electronic musician

People had been playing electric guitar for decades before Jimi Hendrix. Mostly they used it as a louder, less effortful version of the acoustic guitar. Jimi was one of the first musicians to think of the guitar amp as a musical instrument unto itself, an early analog synth, with the guitar as a very sophisticated …