# closed-circuit television

> use of video cameras to transmit a signal to a specific place on a limited set of monitors

**Wikidata**: [Q242256](https://www.wikidata.org/wiki/Q242256)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Closed-circuit_television)  
**Source**: https://4ort.xyz/entity/closed-circuit-television


## References

1. Integrated Authority File
2. Freebase Data Dumps. 2013
3. [Closed-circuit television | technology | Britannica](https://www.britannica.com/technology/closed-circuit-television)
4. BBC Things
5. [Source](https://golden.com/wiki/Closed-circuit_television-YZK84)
6. National Library of Israel
7. KBpedia
8. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)