Baluns enable impedance matching, minimize signal distortion, and suppress common-mode noise in RF and high-frequency designs ...

A transmission line is a far more complex piece of equipment than many people realize. In its simplest form it may be considered as just a pair of wires merely carrying ac power. Usually in these ...

A cable design that uses the same wire types for the signal and ground. Twisted pair cable is a balanced line, whereas coaxial cable is not. Contrast with unbalanced line. See balun. THIS DEFINITION ...

XLR is three pronged and eliminates some of the buzzing of RCA, that's all I know, although I'm interested in the topic.