Home RISC OS Contact Links Crypto Enigma-E MediX Links Most of the listed links below are not releated in any way to XAT. If you know of any links not listed here that can be of use to other users, please feel free to let us know. Also, if you find any links that do not work, please send us an email.   Affiliated sites YiG Engineering No-nonsense hardware development. Crypto Museum Everything about cipher machines, spy radio sets and much more. Museum Jan Corver Museum voor Radiozendamateurisme (HAM Radio Museum). R-Comp RISC OS hardware and software. RISC OS Open Ltd Open-source RISC OS operating system. Any links shown in red are currently unavailable. © X-Ample Technology BV. Last changed: Monday, 17 October 2016 - 19:46 CET.