Method and apparatus for exchanging communication signals

A method, comprising:

• receiving, by each of a plurality of receivers, one of a plurality of electromagnetic waves, each electromagnetic wave of the plurality of electromagnetic waves guided by a different one of a plurality of twin-lead transmission lines, each twin-lead transmission line sharing a wire, and each electromagnetic wave of the plurality of electromagnetic waves including a different one of a plurality of communication signals;
• and
• obtaining, by each of the plurality of receivers, one of the plurality of communication signals.

A device, comprising:

• a spacer that facilitates separation of a plurality of power lines and a common cable;
• and
• a plurality of transmitters coupled to the spacer, each of the plurality of transmitters facilitating transmission of one of a plurality of electromagnetic waves, each electromagnetic wave of the plurality of electromagnetic waves guided by one of a plurality of twin-lead transmission lines formed between different ones of the plurality of power lines and the common cable.