He tried it with two different hardware setups: a 40 MHz 386 PC from 1993, and the (in)famous IBM PCjr from 1984. A standard GPS module serves as an accurate time reference; these units can often ...
However, by the time IBM announced the PC AT model in 1984, other vendors had succeeded at cloning, and the PC market began to explode. See AT. In 1986, Compaq ushered in the first Intel 386-based ...