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Based on this diagram, can you tell the gauge of this RCA cable?

GabrielPhoto

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Hi!
I am just curious how to tell the guage of this RCA cable based on this diagram since the info is not provided on the description that I can see.
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NTK

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The center conductor is 10 X 0.1 mm diameter copper wire. The total conductor area is 10 * (0.25 π 0.1²) = 0.0785 mm². Using this calculator, the closest AWG is 28.

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GabrielPhoto

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