Technical Components of a CCTV Camera

Closed Circuit Televisions (CCTV) cameras are used worldwide, such is their popularity. And why wouldn’t they be? CCTV cameras are essential and effective security measures for the public. For example, if there is an unfortunate incident in a retail outlet, CCTV cameras may be used to apprehend those responsible. Our discussion will focus on the internal components of aCCTV camera. Security Cameras Naturally, the camera itself is a decisive component of a CCTV system. However, not all security cameras are the same and neither are their attributes. There are several security cameras on the market and it depends on users which one they select. Examples include a bullet camera, covert camera and PTZ camera. Regardless of the type, the user must determine which one they purchase. Features that must be considered include resolution, power type, lens type and mounting option. In general, security cameras can be mounted rather easily. Also,it is facile to power them and they can be connected easily as well. Security DVR This represents the heart of the CCTV camera. The Digital Video Recorder captures the video and stores and manages it as well. The security DVR is typically equipped with a software that is pre-loaded to give users the freedom to regulate each security camera independently. Every security camera has to be connected to the DVR through cables. They are generally available in 4, 8 and 16 channel configurations and each camera is assigned its own channel. Therefore, it is imperative to choose a security DVR that supports the total number of security cameras you are looking to install. While some DVRs have faster recording speeds, others areequipped with additional storage, features or lengthier warranties. Purchasinga CCTV system is a significant investment which is why experts recommendchoosing a DVR that has the best warranty. CCTV Cable This is the cable that is used to attach the security cameras to the DVR and their power supply as well. Professional installers may use different types of cable when executing the configuration of CCTV cameras in your home. For instance, the Siamese cable is a combination of twocables that are fastened together to create a single cable. It boasts an RG59coaxial cable and an 18 gauge 2 conductor power cable as well. This is just oneexample of a CCTV cable. CCTV Power Supply A CCTV power supply enables users to power the security cameras. These power supplies are usually available in 24VAC or 12VDC power types and they come with different voltage strengths. Buyers need to assess the amount and type of power their security cameras need and select the appropriate power supply to support them. CCTV power supplies come in single, 4, 9 and 16 camera configurations. This is the point where the power cable is connected to one end, while the other end is connected directly to the security camera. CCTV power supplies are easy to install and maintain as well. They are also durable and last for a long period of time.