Quote Originally Posted by ciutateivissa View Post
Are you sure that we´re talking about the same thing? Unfortunately my English is not perfect and not sure if I´ve really written what I have in mind...

Hope the picture helps to understand... and please tell me how you would call it!

wires.jpg
That is stranded wire not Litz wire. Litz wire is a very specifically wound type of wire with insulated strands that is used in radio frequency builds to reduce losses through skin effect when using AC.