On the PC LPS, this is what I have and it is very impressive for that application. It’s been in service for more than a year and never gets turned off. It was a genuine improvement for my self-brewed music server PC.
https://hdplex.com/hdplex-fanless-400w-atx-linear-power-supply-with-modular-atx-output.html
I also use a couple of the Teradak products to power other components such as my SOTM USB card and a couple of other external digital components. https://www.ebay.com/itm/Teradak-DC9V-2-5A-SOTM-DX-USB-HD-special-linear-power-supply/254398773540?h...
https://hdplex.com/hdplex-fanless-400w-atx-linear-power-supply-with-modular-atx-output.html
I also use a couple of the Teradak products to power other components such as my SOTM USB card and a couple of other external digital components. https://www.ebay.com/itm/Teradak-DC9V-2-5A-SOTM-DX-USB-HD-special-linear-power-supply/254398773540?h...