> changes in the electric field travel at the speed of light
Isn't it ~2/3 c thru copper? Roughly equivalent to light-thru-glass. I'm not quite sure who is running hollow-core fiber.
Isn't it ~2/3 c thru copper? Roughly equivalent to light-thru-glass. I'm not quite sure who is running hollow-core fiber.
Cat5 is has about the same velocity factor as fiber: 2/3, but Cat7 is closer to 3/4. Coaxial can get even higher.