THANKS FOR ALL OF YOUR OPINIONS, MY SYSTEM IS LIKE MICHAEL HAD SAID, CLEAN-DETAILED, THAT"S WITH WELL RECORDED CD"S BUT WITH OLDER CD"S HIGHS ARE SOME WHAT HARSH,MY THOUGHTS WERE TO ADD A TUBE BUFFER,TO HELP WITH THAT HARSHNESS,A GOOD TUBE PREAMP OR AMP IS GOING TO COST ABOUT $3000.TO $4000.