This is a review and detailed measurements of Massdrop's Alex Cavalli Liquid Carbon X headphone amplifier. It is on kind loan from a member. I think the retail price was $299 but since the drop is over, I am not 100% sure. Someone should comment if that was not the case.
The Liquid Carbon X is an attractive headphone amplifier. It manages a luxury feel despite its low cost. Here you see it below the new Topping DX3 Pro dac and headphone amplifier (review to come).
The Liquid Carbon X is covered in semi "rubberized" paint which while feels nice, tend to show any dirt or dust. So keep a rag next to it if you want it to look good.
As you see in the front, it has both balanced and unbalanced connections. Same is the case in the back where there we have both balanced XLR and unbalanced RCA connectors.
Overall, it is a thumbs up on design, look and feel.
For power, it comes with what looks like a laptop switching power supply, producing whopping...