I'm sure You can find a person company that statements 75R on the cable (I feel its canari cables) but still your connectors will be 50R Consequently defeating your cable impedance. Yeah, it's. There was another substance utilised, but after looking through numerous contradictory posts on many different boards, https://lukas0x9ma.elbloglibre.com/32119133/indicators-on-leather-you-should-know