Espen played music originally on percussion instruments, flutes and trumpet, before emphasising computer-generated sounds.
He lives in Bergen, Norway where he is involved in the city's experimental music scene.
Eide has released several solo albums as Phonophani, under the Rune Grammofon record label.
[1] Espen Sommer Eide is the developer of the Concertinome, a custom made instrument combining the concertina accordion with the monome style keyboard and electronic air pressure sensors.
It was made by Eide during 2009 and demonstrated in a concert at Visningsrommet USF, an experimental and non-commercial gallery at the Bergen National Academy of the Arts.