Sherwood
Headphoneus Supremus
An RCA connector, by design, cannot be 75 ohms. It can be pretty close, though, and "pretty close" is the standard. A BNC cable is the real S/PDIF standard, and it can be a true 75 ohms.
That's all academic, though, as the slight impedance mismatch doesn't really cause audible differences.
That's all academic, though, as the slight impedance mismatch doesn't really cause audible differences.
