What did you buy today? (Part 2)

[A_COC0NUT]

XDUOO XD-05 vs XDUOO XD-05 Plus

My initial impressions after a few hours of listening are overall positive, but… I’m not sure if I can recommend the burson V5i-D upgrade. There is definitely a sound change (subtle as it may be), but since swapping an op-amp is not quick or something one should do repeatedly, it’s hard to A-B test so I can’t really put it to words yet. Maybe “clearer” if I had to try. I’ll probably swap back to the stock op-amp in a day or two and see if I notice anything more identifiable. What I can say for …