Mark Rehorst's Tech Topics

A while back I bought a Wiim Amp Pro  (WAP) to replace the electronics in my bedroom stereo system. After I realized the bass management can...

After living with Arrakis 3.0 for a few months, a few problems have led to some changes.  1) The cheapo 6A rated power switch welded itsel...

I've had a wonderful LG stove with induction cooktop and convection oven for a couple years. Everything about it is great, except the c...

UMMD is still a great printer 9 years after I built it , but its 1mm nozzle makes it unsuitable for printing small, detailed objects, which ...