RetroClinic MultiOS Upgrade Kit
The MultiOS system allows the user to switch your BBC Master 128 operating system between the original 3.20, 3.50 or Model B OS1.20 as well as the OS 2.00 from the BBC B+.
This complete upgrade package includes the MultiOS board and rotary switch.
Manufacturer : RetroClinic
Physical Description : MultiOS Board. Rotary Switch. Instructions.
This exhibit has a reference ID of CH56479. Please quote this reference ID in any communication with the Centre for Computing History.