CITR’s 24 Hours of Radio Art in a snack-sized format. Dark Ambient. Drone. Field Recordings. Noise. Sound Art. Or something. Tonight’s broadcast features new closing., Dubree, Ajna, Sergio Merce, and Jana Irmert, plus the latest from Fletina (“How To Peel A Steel Apple“), Toronto’s Poly-Tones, and Vancouver’s Kuma (“A Waste Of All Your Light“).