Can a $159 linear power supply fix weak wall adapters and unlock better sound from your DAC or amp? FiiO thinks the DARKSIDE PRO can. FiiO isn’t just busy in 2026, it is borderline relentless. The ...

It has been a few days since we covered some power supply shenanigans, which was a story that got us all fired up for a much-needed refresher on PSU purchasing strategies. Processors, graphics cards, ...