this is old news. most cd's never see playback on any contraption even remotely like a home stereo.
Modern CDs are mixed too loudly - a demonstration
Check this video out. It demonstrates a typical late 80's mix with todays mix regarding volume level and truncated notes. Warning: This will be upsetting to audiophiles!
http://funl.blogspot.com/2007/06/loudness-war.html
http://funl.blogspot.com/2007/06/loudness-war.html