This course will teach the students to design audiovisual systems, focusing on aspects related to sound recording and sonorization, image recording and visual coverage, synchronization, wiring, connections and power supply. The different applications of audiovisual networks, both indoors and outdoors, and the different multimedia platforms, will be analysed. The conference in this class belongs to the field "Technology and Society", which intends to help the students to have an overview of the current, rapid changing context.