Prestel Software

Some articles on prestel, prestel software:

Prestel Computer Hardware and Software
... Prestel computers were based upon the GEC 4000 series of minicomputers with minor differences in build according to the function of the machine ... and other system control data One System disc holding the operating system, and the Prestel software Four data discs holding Prestel frames (each occupying 1 kbyte of space) This arrangement effectively ... IRC computer was configured with 208 ports and so was able to support 200 simultaneous Prestel users, the remaining 8 ports being used for test and control functions ...