FAQ About Video Surveillance
What exactly is CCTV? We asked the experts some Frequently Asked Questions about video surveillance so you can see what CCTV installers have to say about surveillance basics. Here are some common FAQ regarding CCTV security systems:
What Does CCTV Stand For?
CCTV stands for “Closed Circuit Television.” It is a video recording system that consists of purposefully put video cameras around a location that tapes video, that is then transferred to a screen monitor(s) for real-time viewing in addition to footage playback.
A CCTV system consequently describes all parts that comprise the system, such as the video camera, wiring, video clip footage storage space (via the cloud or electronic video clip recorder), as well as general system management.
You would certainly want to make use of a CCTV system to raise the safety of your business facilities and also have security on key areas at any kind of one time. This would be specifically valuable for large properties or one that holds important tools, items, or info.
In addition to videotaping footage, a CCTV system can also notify you if there is task or activity on a certain electronic camera at an established time. As an example, in the dead of night while the business is closed and staff members have gone home, this notice can indicate that someone may be trying to break into your business.
Although a CCTV system can be used for the security of on-site tasks throughout working hours, it can likewise be utilized to assist in recognizing wanted crooks while working as a deterrent to prospective intruders.
How Does CCTV Work?
Would you like to know the ins and outs of just how a CCTV system works? It’s not complicated—however, it does vary depending on the kind of system you install and also the components used. However, the overall process is the same.
Including at least one camera, lens, screen and recorder, a CCTV system can be scaled up or down depending on the size of area that needs monitoring. CCTV functions by the electronic camera or electronic cameras taking a constant sequence of images that are after that sent by wire or wirelessly (relying on the selected system type) to the recording tool and after that on to the display screen, which enables a person to see the sequence of photos as video clip footage. Depending upon the type of cameras used, they may likewise have the ability to zoom in and out and also revolve 360 degrees.
As stated formerly, there are several kinds of CCTV systems with numerous electronic cameras that have a number of usages, such as night vision, thermal imaging and also license plate capturing.
Types of CCTV Systems
There are two types of CCTV security cam systems: Analog and IP (network/digital).
Analog Surveillance Systems
Analog security systems are composed of analog cameras connected to a digital video recorder (DVR) via transmission cables. The video recording system receives the video input, compresses the information, then stores it on a hard drive. This setup also permits you to transmit the video over the internet for remote viewing, either in real time or afterwards. In an analog system, the DVR is responsible for compressing, converting, storing, and streaming video signal. It also manages the camera’s integrated capabilities, like movement detection, alarm inputs, daily schedules, and more.
IP Surveillance Systems
In an IP configuration, the digital camera negates the need for a DVR, compressing, converting, and streaming the video over a web connection. With this setup, the video can be streamed directly to a private monitor or an NVR (network video recorder).
Where are CCTV Cameras Used?
CCTV was first utilized by scientists in the 1940s to observe the launch and development of rockets. Since then, it has evolved to become one of the most common forms of security in the world. From public structures to private homes, strategically placed security electronic cameras capture events as they occur, along with recording video footage for later viewing. CCTV is frequently used for:
CCTV technology works as a fantastic crime deterrent and even serves to gather evidence in the instance a crime is committed on your business’ property. Banks, offices, gas stations, and other retail businesses frequently attract crime—but this can be deterred by up to 70% simply by installing a security camera or two. CCTV cameras have been used for decades to safeguard assets like money, business equipment or merchandise, intellectual property, and more. Video surveillance in the workplace can also keep an eye on employee well-being, productivity, and interaction.
Security cameras can prevent crime at home, too. Prevent vandals, burglars, and other criminals from breaking and entering or trespassing by installing CCTV cameras to capture their image. CCTVs can also be used at home to keep an eye on any staff that you may have around the house, such as nannies, maids, or chefs.
Tracking Vehicles and Traffic
Police utilize security electronic cameras to keep an eye on traffic at busy roads and intersections. The evidence gathered by CCTV cameras grants law enforcement the ability to carry out their job, penalizing those who break the law by speeding or running a red light and allowing the innocent party in a vehicle collision to seek justice.
Will CCTV Work Without Internet?
A web connection is just needed when the video footage needs to be accessed remotely. Although utilizing web connection has its benefits, it is definitely not a requirement.
While using all the features of an internet-connected CCTV system are certainly advantageous, there are some locations where it is not possible to utilize them like for homes in rural areas, such as farms and off-the-grid homes, where internet and electrical energy are a scarcity. The ability to use a CCTV video camera in places with no web and electrical power allows everyone to secure their residential or commercial properties, be it metropolitan or rural locations.
In truth, some people choose not to link their CCTV systems to the internet given that it makes them more vulnerable to cyber-attacks and hacking, as criminals can hack the system and take control of their CCTV feed.
CCTV Installers in the Atlanta Area
While no two CCTV systems are the same, they rely on several fundamental components that never waver: cameras, cables, a video recording system, data storage, and a computer monitor. Some CCTV systems rely on analog cameras, while others rely on digital or a mix of both. Depending on the kinds of cameras used, your CCTV system will have a different cabling and video recording compatibilities. Regardless of what kind of CCTV system you end up with, we love that they do not necessarily rely on internet connection to function properly—a blessing for those in rural areas!
Looking for CCTV installers in Kennesaw, Acworth, or Atlanta? Call Sentry Surveillance today for a consultation!