I just got my Robotron Z9001 computer, and it works. I got also the Basic and the RAM module, along with a manual and the starter cassette. The serial number is 53044 which means 1985, number 3044, and it was produced in 02/1985. It was owned by a German university which fits perfectly in the fact that at that time computers were needed by companies, schools, and universities, so only a few models came into the hand of private persons. The original price of the computer without modules was even higher than an average monthly salary…