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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. Wireless security camera - Wikipedia

   en.wikipedia.org/wiki/Wireless_security_camera

   However, some wireless security cameras are battery-powered, making the cameras truly wireless from top to bottom. Wireless cameras are proving very popular among modern security consumers due to their low installation costs (there is no need to run expensive video extension cables) and flexible mounting options; wireless cameras can be mounted ...

4. Closed-circuit television - Wikipedia

   en.wikipedia.org/wiki/Closed-circuit_television

   Proponents of CCTV cameras argue that cameras are effective at deterring and solving crime, and that appropriate regulation and legal restrictions on surveillance of public spaces can provide sufficient protections so that an individual's right to privacy can reasonably be weighed against the benefits of surveillance. [132]

5. 19-inch rack - Wikipedia

   en.wikipedia.org/wiki/19-inch_rack

   A third common use for rack-mounted equipment is industrial power, control, and automation hardware. Typically, a piece of equipment being installed has a front panel height 1 ⁄ 32 inch (0.031 in; 0.79 mm) less than the allotted number of Us. Thus, a 1U rackmount computer is not 1.750 inches (44.5 mm) tall but is 1.719 inches (43.7 mm) tall.

6. 3 Winter Sleep Problems & How to Fix Them - AOL

   www.aol.com/3-winter-sleep-problems-fix...

   Winter brings less daylight and colder temperatures, which can disrupt sleep. Seasonal Affective Disorder (SAD) is more common in winter due to the lack of sunlight, causing sleep disturbances.

7. Junction box - Wikipedia

   en.wikipedia.org/wiki/Junction_box

   A similar, usually wall mounted, container used mainly to accommodate switches, sockets and the associated connecting wiring is called a pattress. The term junction box may also be used for a larger item, such as a piece of street furniture. In the UK, such items are often called a cabinet. See Enclosure (electrical).