BBC Master Technical information on the Master 128 including the memory map, sideways ROMs, private RAM, registers, CMOS RAM allocations, and keyboard table. http://www.cloud9.co.uk/james/BBCMicro/Documentation/Master.html

The Machine Room: BBC Master 128 (Acorn) Photograph and technical details. http://www.machine-room.org/computer.php?id=20&view=general

The PCB-Gallery Photograph of the PCB, along with technical specification. http://8bit-museum.de/pcb/index.php?group=5&id=168

BBC Master 128 and Y2000 Details year 2000 bug fixes for the BBC Master. http://www.adsb.co.uk/bbc/bbc_master.html

Y2K Fix ROM for the BBC Master Description of a ROM based fix for the year 2000 problem suffered by the BBC microcomputer series http://homepage.ntlworld.com/rpsprowson/bbc/doomsday.htm

Acorn/BBC Master 128 CMOS Battery Pack and Configuration Information about replacing the battery pack and restoring the Master 128's configuration settings. http://users.argonet.co.uk/users/lionels/CompNyb/TechStuff/8-Bit/Master128/128BatConfig.html

The PCB-Gallery Photograph of the PCB, along with technical specification. http://8bit-museum.de/pcb/index.php?group=5&id=152