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  2. Closed-circuit television camera - Wikipedia

    en.wikipedia.org/wiki/Closed-circuit_television...

    These cameras do not require a video capture card because they work using a digital signal which can be saved directly to a computer. The signal is compressed 5:1, but DVD quality can be achieved with more compression (MPEG-2 is standard for DVD-video, and has a higher compression ratio than 5:1, with a slightly lower video quality than 5:1 at best, and is adjustable for the amount of space to ...

  3. HDcctv - Wikipedia

    en.wikipedia.org/wiki/HDcctv

    [1] [2] [3] HDcctv uses the SMPTE HD-SDI protocol and can transmit 720p or 1080p video over at least 100 m of RG59 cable. The HDcctv Alliance is a non-profit, global consortium that develops and promotes the HDcctv standard. Advantages over IP video surveillance are claimed to include low latency and zero configuration.

  4. Closed-circuit television - Wikipedia

    en.wikipedia.org/wiki/Closed-circuit_television

    Closed-circuit television (CCTV), also known as video surveillance, [1] [2] is the use of closed-circuit television cameras 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, though it may employ point-to-point , point-to-multipoint (P2MP), or ...

  5. File:CCTV-1 Logo.svg - Wikipedia

    en.wikipedia.org/wiki/File:CCTV-1_Logo.svg

    You are free: to share – to copy, distribute and transmit the work; to remix – to adapt the work; Under the following conditions: attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made.

  6. List of common display resolutions - Wikipedia

    en.wikipedia.org/wiki/List_of_common_display...

    74: 2∶1: 1.143 4,032: 4.10K1 ... 4K Ultra HD 1: 2160p, 4000-lines ... 960H is a resolution used in analog CCTV equipment. 960H represents the number of ...

  7. CCTV-1 - Wikipedia

    en.wikipedia.org/wiki/CCTV-1

    CCTV-1 (CCTV General Channel) is the primary channel of CCTV, the national flagship terrestrial television network of the People's Republic of China. It broadcasts a range of programs from CCTV Headquarters at East 3rd Ring Road in Beijing and is available to both cable and terrestrial television viewers.

  8. Wireless security camera - Wikipedia

    en.wikipedia.org/wiki/Wireless_security_camera

    Most household routers, cordless phones, video game controllers, and microwaves operate on the 2.4 GHz frequency and may cause interference with a wireless security camera. The main difference between 2.4 and 5 GHz frequencies is range. [1] 900 MHz is known for its ability to penetrate through barriers like walls and vegetation.

  9. CGTN (TV channel) - Wikipedia

    en.wikipedia.org/wiki/CGTN_(TV_channel)

    CGTN is the English-language news channel of state-run China Global Television Network, based in Beijing, China.It is one of several channels provided by China Global Television Network, the international division of Chinese state broadcaster China Central Television (CCTV), under the control of the Central Propaganda Department of the Chinese Communist Party.