Epson HX20 — a Computer from the German Bundeswehr

After publishing my review of the Epson PX8, some readers recommended paying attention to the Epson HX20, which actually was the first “true” portable computer in history. After a bit of searching on eBay, I found a model which was used in a German army. Well, it can be even more interesting:

I will check the hardware and software — let’s figure out how it works and what this…