volume control - linear - pro-audio style

Ever thought about volume controls (VC)? 

...how they work? 
...digital volume controls in particular?

or... 

...do you simply slide your VCs up'n down enjoying the sound level getting up'n down !?!? 

Audio meets IoT (DIY)

I am running RPis and (HAT) DACs for years by now. One thing's been bothering me all the time. 

The powering scheme. The handling of it to be exact. I've still been pulling plugs all the time for that very purpose. Pulling plugs in a lab is one thing, doing that in a living room is simply not acceptable on the long run. How do you tell your wife or kids how to turn on that DIY monster-stereo !?!? Push that plug, next this one and finally that one. Simply not possible.

I finally thought to get some Wifi controlled mains plugs in place. Neither Dect, infrared nor bluetooth controlled devices made it on my wishlist.

Let see what IoT (Internet of Things) projects are offering...