Click here to see which domains are rejected. A resistor with a value indication of 220E has a resistance of 220 Ohms.
E is standard European unit for electronics.
Look in the Midi hardware section. There is enough info there to cook something up yourself. The diagrams don't show on my screen. I haven't had the time yet to install PSP4. Saving the GIF picture and viewing it with your favorite graphics tool will work also.