Originally Posted by immtbiker
Back to open air designs...When listening through the R-10's, I can hear all outside sounds, at almost full levels, and people can hear music coming from the cans, clearly. I see this as a design intended to dis-allow the frequencies from entering back into the soundspace that is heard by the ears, which would cause distortion. Even with wood cups, isn't this considered an open air design?
I could have used my 1972 Koss Pro 4AA's to fly a Sikorsky in comparison.