Vitruvius De Architectura V
Egert Pöhlmann
Abstract In Book 5 of De architectura , the main subjects Vitruvius are Roman and Greek theatre their acoustic qualities, explained with help several theories. tries to enhance them by introducing a system assisted resonance. Following Harmonics Aristoxenus, he recommends equipping buildings ἠχεῖα bronze or earthenware, aim increasing strength voices actors. Archaeological evidence for such equipment is nonexistent. But in Eastern Western churches, vessels under floor walls were found. The examples begin Carolingian times, when became known again. Thus, there debate about whether not work had an influence on architecture. resounding churches as Helmholtz-Resonators, sound-absorbing effects which used high internal resonance, while sound-reinforcing theatres.
Greek and Roman musical studies