This Sym model one micro processor lab from Synertek Incorporated is complete tested and working. I do not know a lot about this machine but it does come with a lot of extra literature.. Comes w/ the Reference, Programming and Hardware Manuals and the Reference Card all of which are hard-to-find
Synertek Incorporated program in manual August 1976.
Synertek Incorporated hardware Manual August 1976.
Synertek Incorporated Sym reference Manual August 1978
Synertek Incorporated programming reference pamphlet.
Synertek Incorporated Data catalogue 1979
check out my other ads I have lots of vintage computers and computer literature. If there’s something you’re looking for let me know I may have it.