In a recent haul of Amstrad CPC hardware and software, there was a Datel Action Replay A.M.X device, without software.
An entire weekend dedicated to the Retro Computing Community. The Centre for Computing History will be opening it’s doors on the 16th & 17th September 2017 and welcoming enthusiasts to exhibit their personal collections, retro computing mods and hacks.
Here are some scans of the Usborne computing books I own. Did you own any of these?
How To Make Computer Model Controllers, Usborne Guide To Computer Jargon, Practice Your BASIC and Simple BASIC.