

Interzone Frequencies is a 24/7 radio station dedicated to the deepest layers of underground sound. At its core is the Intercommunal Signal Network, active from 1970 to 1983, one of the most ambitious communal music ecosystems ever built. All of the information related to the Intercommunal Signal Network / Interzone Frequencies can be found in SOUND WITHOUT APERTURE, an 800 page EBOOK available here - https://intercommunal.bandcamp.com/merch/sound-without-aperture-complete-e-book-first-edition