SUT's are one thing I like to see measure well. While you have to find one that sounds "good" it's really good to get one that is as neutral as possible because everything else in your system adds so much coloration.
Back when I was choosing a step -up, I listened to freq sweeps before i listened to music to hear which ones held their own without grain up the spectrum. Then of course, you must listen to music
Back when I was choosing a step -up, I listened to freq sweeps before i listened to music to hear which ones held their own without grain up the spectrum. Then of course, you must listen to music