Useful CCTV definitions (Helpful for understanding Spec sheets)

Useful CCTV definitions (Helpful for understanding Spec sheets)

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R

RS-232: Also known as serial data communication. A format for asynchronous digital communication which requires only two wires.


RS-422: More advanced than RS-232. Uses four wires in a differential communication setup. Can handle distances of up to one kilometer in length and can distribute data in up to ten receivers.


RS-485: More advanced than RS-422. Can distribute data in up to thirty two receivers.