2023-05-24, 06:27
Another thing you can do if you really need to power the Blue from a switchmode PSU is to put a DC filter between it and the Blue. There are two main variants of this on Aliexpress that everyone copies, I ordered both (they're only a few dollars) at the start of the year but the second variant is lost in Sunyou's postage system so I can't provide performance measurements for it yet.