1 - ElectrEm 0.6c ElectrEm is an emulator of the Acorn Electron, an 8bit microcomputer first launched in 1983 that was once the fourth best selling in the UK market. Although sold as compatible with the BBC Micro, the only shared component is the 6502 CPU. License: Freeware OS: Mac OS X 10.2 Size: 1.9 MB