The Pi A and Pi B monograms are a tribute to the BBC Micro, which likewise came in a modest A form (with 16KB of RAM) and a beefier model B (with a mighty 32KB). That seems reason enough to devote some time to emulating those bastions of British engineering here.
BeebEm, mentioned previously, isn’t included in RetroPie, and nor is it available through its experimental package repos. There have been a few attempts to write custom installers to get it to work. The easiest one is detailed at You only need to install the standalone and (nonarcade) emulators to get a virtual BBC B working. You’ll also need to put source some ROM files to make this work. These go in And no, we don’t know where to get
