I bought a cheap usb-powered hand-held oscilloscope DIY kit off Aliexpress. It was a fun soldering project and now I have a (very minimalistic) oscilloscope for

I bought a cheap usb-powered hand-held oscilloscope DIY kit off Aliexpress. It was a fun soldering project and now I have a (very minimalistic) oscilloscope for when I need one (which is very seldom).