Model 600
Copy of the original/full M100SIG, basic.!55, xmodem directions, manuals, serial cable, Utility Disk files...
https://drive.google.com/open?id=0Bys6eLbSbYyhSFhFZ29TSEZkTUk
https://goo.gl/photos/ut2eRkVcGp6PPyJY6
RAM
96K ram module designed by Jayeson Lee-Steere.