Why are they still hanging around in some setups despite being considered outdated? To understand that, we need to go back to ...

Ideal for connecting subwoofer speakers to audio components ... resistant gold-plated RCA connectors provide a consistently tighter fit than commonly rolled cables with wider tolerances.

A plug and socket for coaxial cable. RCA connectors are used for analog audio signals (see analog audio). They are also used for digital audio (see S/PDIF) and analog video (see composite video).

Advance Paris, one of the more affordable French audio manufacturers is launching LINK, a new range of hi-fi cables designed ...