I am cataloguing circuits/manuals I have and today dug out a circuit and pcb layout of a 6502 based system marked Proel srl Turino OAW2 a quick google tells me this may be a copy of the Exidy Spectar https://en.wikipedia.org/wiki/Spectar Dave Caroline _______________________________________________ Techtoolslist mailing list Techtoolslist@flippers.com https://pairlist7.pair.net/mailman/listinfo/techtoolslist FTP site is: ftp://ttl.arcadetech.org/TTL/Test_Equipment Archive site: http://seven.pairlist.net/pipermail/techtoolslist/