Rainbow Colour Monitor Cable

This document is a hand-drawn wiring diagram detailing the connections for a "Rainbow Colour Monitor Cable" and an associated keyboard interface. The monitor cable section illustrates connections for Blue, Red, and Green video signals, which are directed to "VR241". It also includes various control and power lines, labeled as '+12V', 'Fromkey', and 'Tokey', along with several ground connections. A separate, simpler diagram shows the wiring for a keyboard, featuring 'Fromkey' and 'Tokey' connections, and a '+12V' power line with a ground reference.