Risc PC was a range of personal computers launched in 1994 by Acorn and replaced the preceding Archimedes series. The machines had a unique architecture unrelated to IBM PC clones and were notable for using the Acorn developed ARM CPU which is now widely used in mobile devices.
Acorn Risc PC 600 with two case slices, 3.5-inch disk drive and DVD-ROM drive
Risc PC with lid removed, showing fixing lugs. The top slice has not been internally sprayed for RF shielding.
An ARM 710 CPU card for the Risc PC
The Acorn ACA56 Acorn PC card upgrade, showing the user guide, software disc, and card itself
Acorn Computers Ltd. was a British computer company established in Cambridge, England, in 1978. The company produced a number of computers which were especially popular in the UK, including the Acorn Electron and the Acorn Archimedes. Acorn's BBC Micro computer dominated the UK educational computer market during the 1980s.
Hermann Hauser and Chris Curry in Cambridge
The Acorn System 1, upper board; this one was shipped on 9 April 1979.
The Acorn Atom
The BBC micro released by Acorn in 1981