Ida Hiršenfelder (1977) is a sound artist and archivist who performs with an onomatopoeic acronym “beepblip”. She makes immersive bleepy psychogeographical soundscapes with analogue electronics, DIY and modular synths, field recordings and computer manipulations. She is interested in bioacoustics, experimental music and sound spatialisation. She was a member of the Theremidi Orchestra (2011–2017) and is currently a member of the Jata C group for bioacoustics and sound ecologies. Her solo albums Noise for Strings, Vol. 1 (2019) and Noise for Strings, Vol. 2 (2020) were published by the Kamizdat label. Currently, she studies Sonology at the Royal Conservatory in The Hague.