Sajjra Chrs Galarreta is a Peruvian musician, composer and installation artist. In his sound-based works he uses broken electrical appliances, hand-made audiovisual instruments, field streamings and -recordings, feedback systems, the induction of errors in the software-hardware, and musical instruments. He researches and highlights the acoustic qualities of bodies and spaces, and transduces imperceptible physical phenomena to an audible dimension –as electromagnetic fields, sub-aquatic sounds or otoacoustic emissions, among others.