Nsgarch -
Yes you are correct about that set screw and the ability to rotate the inner white plug - however, it is very easy when doing so to break one or more of the fine wires inside if not careful........it's a delicate operation.
Yes you are correct about that set screw and the ability to rotate the inner white plug - however, it is very easy when doing so to break one or more of the fine wires inside if not careful........it's a delicate operation.