USB LED module

A decent lighted cabinet in the hallway of the apartment can look really nice and illuminates indirectly the hallway. In the hallway of my new apartment is a wall mounted cabinet, which suits well for a lighting source under the cabinet. So it would be nice to mount some LEDs under it.

Quality of potentiometer knobs

For the ESP 32 frontpanel i ordered some potentiometer from china. After they arrived, i am very disappointed with the quality. In the following post i wanna show you the disadvantages of some to cheap potentiometer knob, so that you don`t order the wrong potentiometer knobs.