Civ. Ing., Dr. Techn. Per V. Brüel, one of the founders of Brüel & Kjær has devoted his entire life to the work of the acoustics and human acoustic "well being".
Per V. Brüel will cautate on the rumakustic development from the earliest Greek taters up to our time school classes that impose stringent requirements, among others. Because of multilingual pupils.
Per V. Brüel will also process the necessary measurement methods, their advantages and disadvantages.