Wayne Parham Messages: 18787 Registered: January 2001
Illuminati (33rd Degree)
The nearest walls were all about 8 feet away in that video. It's a pretty large room. But even so, I wasn't interested in an anechoic measurement, or even pseudo-anechoic. I measure outdoors for greatest accuracy. That video was merely a demonstration, one that shows the nulls, their angular position and their bandwidth and depth.
As for room interactions and placement with respect to wall, I couldn't agree more: