Coaxial, Twinaxial Cable

This Rg8 size cable has many features for talent radio amateurs. 2 x  75 ohm. other center wire against the shiel. If you will connect these center wires together, you will get 50 ohm between senter wires and the shiel. By using only center wires you get 100 ohm. And you still can connect the sahield to the ground. Did you get already many nice ideas for Q.transformer, for balun, for ballanced feed etc. We degrees qer now on low price.We have rolls like: 50m, 40m, 30m and 28m. Item = 1meter.