variance

A friend of mine came over last night and we got into a little discussion about speakers... Here is what started it: My friend has listened 2 my setup several times, and then went home, and listened to his Yamaha NS1000 Studio Monitors. He has found that when he listens to the same 2 songs on...

I did a search on this but it didn't yield anything. I setup a new sound card recently, Steinberg UR28M with my new monitors and wanted to re-measure my room. I also downloaded the Beta 5.01 REW. When I try to the calibrate the card I get the above error message. I've tried using the ASIO and...