Arnold is an emulator of the Amstrad/Schneider CPC for the Amiga. The 8-bit Amstrad CPC was introduced in the year 1984. The first CPC has an Z80 CPU, 64 kBytes RAM, 16 colour video and a three channel audio chip. The later CPC models have more RAM and more colours. The Arnold emulator has audio, RAMROM device, tape, disk and cartridge emulation and built-in ROMs.