Welcome Russ. I found your application for the Yahoo forum but lost access as I was made to change my password some time back & forgot what it was. But you will find it busier on here!
Wally the diagram is complete except that I have removed the labels.
But this is just the end of a thing, so it probably was twice the length. This just shows the business end.
Monty I can see where you are coming from but it is not radio related.
If it helps save time, I have put key words from the answer into a search engine & it has come up with no sensible results.