The BBC Microcomputer System, or BBC Micro, is a series of microcomputers designed and built by Acorn Computers Limited in the 1980s for the Computer Literacy Project of the BBC. The machine was the focus of a number of educational BBC TV programmes on computer literacy, starting with The Computer Programme in 1982, followed by Making the Most of the Micro, Computers in Control in 1983, and finally Micro Live in 1985.
Model: BBC micro
Adapter: Internal PSU, 220 VAC
Year: 1981-1994
Keyboard: Keyboard, twin analogue joysticks with fire buttons, lightpen
Cpu: Synertek SY6502A clocked at 2 MHz when accessing ROM and 1 MHz when accessing RAM Speed: 2 mhz CO-processor: x Ram: 16–32 KiB (Model A/B)64–128 KiB (Model B+) 128 KiB (Master) Plus 32–128 KB ROM, expandable to 272 KiB Sound: Texas Instruments SN76489, 4 channels, monoTMS5220 speech synthesiser with phrase ROM (optional) Display: PAL/NTSC, UHF/composite/TTL RGB
Size - Weight: x
I/O ports: Printer parallel, RS-423 serial, user parallel, Econet (optional), 1 MHz bus, Tube second processor interface
Media: cassette tape, floppy disk (optional) – 5+1⁄4-inch or (later) 3+1⁄2-inch, hard disk also known as 'Winchester' (rare), Laserdisc (BBC Domesday Project)OS: Acorn MOS V.1.0
Peripherals: x
Price: 235 £ (1981)
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