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).
analog signal that connects via an RCA or BNC cable. See NTSC and PAL. An open standard for 720p and 1080p video, HD-TVI is available in numerous analog surveillance cameras using coax up to 1,600 ft.