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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. Closed-circuit television - Wikipedia

   en.wikipedia.org/wiki/Closed-circuit_television

   While low-quality domestic kits are cheap, the professional installation and maintenance of high definition CCTV is expensive. [43] Gill and Spriggs did a cost-effectiveness analysis (CEA) of CCTV in crime prevention that showed little monetary saving with the installation of CCTV as most of the crimes prevented resulted in little monetary loss ...

4. List of digital camera brands - Wikipedia

   en.wikipedia.org/wiki/List_of_digital_camera_brands

   Closed Circuit Television Camera (CCTV) - IP Camera. Ranging from megapixel quality cameras to High Definition Cameras. It also goes by the name of Advert CCTV AgfaPhoto: Germany: Compact digital cameras Aigo: China: Compact digital cameras Akaso: China Compact digital cameras Bell & Howell: United States: Compact digital cameras BenQ: Taiwan

5. The best APS-C compact cameras in 2022: pocket cameras ... - AOL

   www.aol.com/news/best-aps-c-compact-cameras...

   Big image quality in a small package: here are the best compact cameras packing APS-C image sensors. Skip to main content. 24/7 Help. For premium support please call: 800-290-4726 more ...

6. Wireless security camera - Wikipedia

   en.wikipedia.org/wiki/Wireless_security_camera

   Analog wireless is found in three frequencies: 900 MHz, 2.4 GHz, and 5.8 GHz. Currently, the majority of wireless security cameras operate on the 2.4 GHz frequency. 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.

7. HDcctv - Wikipedia

   en.wikipedia.org/wiki/HDcctv

   HDcctv (High Definition Closed Circuit Television) is an open industrial standard for transmitting uncompressed high-definition analog (AHD) or digital video over point-to-point coaxial cable links for video surveillance applications. [1] [2] [3] HDcctv uses the SMPTE HD-SDI protocol and can transmit 720p or 1080p video over at least 100 m of ...