RAI Studio of Musical Phonology (video)

Marino Zuccheri was the sound engineer of the famous Milan RAI (Italian Broadcasting Company) Electronic Music Studio, and he worked with Berio, Nono, Maderna, Cage, Pousseur among the others, and he gave birth to some of the great masterpieces of early electronica. He was the one who actually knew how to operate the equipment.
[Listen to an excerpt from 'Parete 1967', via die-schachtel]