Acorn BBC Master 512

The Master 512 is a Master 128 with a Master 512 module installed. The Master 512 module had an Intel 80186 CPU, 512KB of memory and runs Digital Research DOS Plus. The Master 512 was comparable to PCs of the time and a lot of PC software could be configured to run on the Master 512, including dBase II, Wordstar 3.3, Supercalc and Turbo Pascal. The Master 512 module cost £399 (inc VAT).