Here is a review from the UK regarding the RCD-1520. It's a good review. My 1520 seems to have broken in more since I thought it was broken in. I am getting awesome detail and sound! Even my wife can hear the improvements! It's definitely better than the RCD-1070, which I owned for 5 years!
http://www.rotel.com/content/reviews/cd%20players/rcd-ra-1520.pdf
http://www.rotel.com/content/reviews/cd%20players/rcd-ra-1520.pdf