http://www.neutrik.com/fl/en/audio/210_341930987/NCJ5FI-H_detail.aspx

This is what's used on the input board?

http://www.neutrik.com/fl/en/audio/210_1817827768/NCJ9FI-H_detail.aspx

and

http://www.neutrik.com/fl/en/audio/210_129149521/NCJ6FI-H_detail.aspx

on the TRS pins it shows T, R and S as well as TN, RN and SN what is this "N" about... please explain drawing if any of you understand. On the PCB version with TN RN and SN there seems to be six pins for the TRS alone! ugg it's way over my head

Solid-State

Solid-State