A student from the United States has with the hand a computer is made, and then a self-written operating system. The computer, with the name Duo Adept, has 256 bytes of ram and 64kb of memory.
The 8-bit computer by the teenager, Jack Eisenmann, from the beginning itself. The Duo Adept has about a hundred TTL chips. For input he uses a traditional keyboard, while the output is displayed on a black/white display with a resolution of 240×208 pixels. The Duo Adept contains 256 bytes of ram and 64kb of data.
Eisenmann wrote for his own-built computer is also a own OS with the name Duo OS. The OS may include some games to run, like Pong and a Muffin. The hardware sits in a transparent box. The boot of the system, for example, on a video, it takes only a few seconds. It is unclear whether Eisenmann another purpose than to prove that he has a private computer with its own OS build.
Video (qYvr0b8jqbg?fs=1&hl=en_US)