The personal computer has become wearable. There are very compact instruments, light, refined in both design and materials. Today we use smartphones, or tablet devices like iPad or the most varied, by shapes and sizes, running Android. If we are a bit more demanding we opt for a netbook or a “classic” notebook.
Today we take for granted that there are these little gems, but how this category of devices had its origin?
It was, needless to say, groundbreaking '80s. The very first device, which actually created this segment, was produced by Epson in 1983, and was called HX-20.
The Epson HX-20 was simply revolutionary. A light computer, equipped with a LCD display capable of displaying text on 4 rows and graphics on a matrix of 120×32 pixel.
On the right side was possible to install a microcassette unit, such as voice recorders so dear to journalists and students of the times, on which it to store data and programs, while on the left side, it had a dot matrix microprinter, in all respects similar to those mounted on the office calculators or on cash registers, also modern ones. The Epson HX-20's printer was capable of printing up to 17 characters per second. 🙂 Continue Reading