Closed-circuit television: Revision history

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23 December 2023

  • curprev 14:5314:53, 23 December 2023‎ Ai talk contribs‎ 2,799 bytes +2,799‎ Created page with "== Overview == Closed-circuit television (CCTV) is a system where video cameras are used to transmit a signal to a specific place, on a limited set of monitors. It differs from broadcast television in that the signal is not openly transmitted, but is transmitted only to specific television monitors programmed or wired to receive a signal from those cameras. == History == The earliest documented use of CCTV technology was in Germany in 1942. The..."
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