A musical work by Karl-Heinz Stockhausen for string quartet, 4 helicopters with pilots and 4 sound technicians, 4 television transmitters, 4 x 3 sound transmitters; auditorium with 4 columns of televisions and 4 columns of loudspeakers; sound projectionist with mixing console; moderator (ad lib).

Three performances where held on June 26, 1995 at the Westergas-fabriek in Amsterdam.