Low-frequency sine waves make for a record that looks beautiful, too.

WOW: One Album, One Really Low Sine Wave, Most Minimal Record Ever

Digital or analog, it doesn’t matter: any sound you hear is heard in the real world. The playback device, the environment, all impact the sound. For evidence, try playing a record with a single frequency and nothing else. That’s the case with WOW. Perhaps the best recorded equivalent of John Cage’s legendary four-plus minutes of scored silence, the record WOW is in physical form as minimal as could be. It’s contains a single, ultra-low-frequency pitch (hear it on YouTube below, provided you have some speakers or headphones with enough low-end response). WOW is, then, about where it’s played as much …