Dr. Per V. Brüel, acoustics pioneer, passes away at the age of 100.  

The Acoustical Society of America honors Dr. Per V. Brüel, a leader in acoustics and acoustic instrumentation, who passed away on April 2 2015, just after his 100th birthday, March 6, 2015. For more than 75 years Dr. Brüel has been in the forefront of acoustic...