Q:How cctv cameras can assist when there is fire?
A:CCTV cameras can detect smoke and prevent fires, when they are included in a smoke detection system. CCTV smoke detection system is based on sophisticated computer analysis of the video image. The system makes use of advanced image processing technology and detection processes to identify characteristics of smoke patterns. Some CCTV smoke detection systems are so accurate that they can also differentiate between steam and smoke.
Q:What is better for a CCTV surveillance system? Analog or Digital?
A:Although, it depends on individual preference of the user, a digital camera in CCTV surveillance system seems to have an edge over the analog one. Digital cameras have the capability to produce better quality images and they work better in larger networks. Some major benefits of using digital cameras include wide range networking, two-way audio communication, no separate power cable, and recording and storage capability.
Q:How can I transmit cctv cameras video wirelessly?
A:If you wish to transfer your CCTV camera video wirelessly, you would need a wireless security camera system, as it is designed to transfer videos wirelessly. In addition, WIFI bridge cameras can also help you transmit videos by using video servers that connect to a central digital video recorder or network video recorder.
Q:How do CCTV cameras work technically?
A:There are different types of CCTV cameras and they vary in terms of their operation. However, the basic components of a CCTV system are the same. These components include a camera, a camera lens, and a CCTV monitor. The images collected with a camera are sent to the CCTV monitor and are videotaped by a video recorder. The lens in CCTV determines how much detail can be captured.
Q:When setting up a CCTV surveillance system and connecting power supply which is positive wire?
A:The general convention for connecting power supply in CCTV surveillance camera is that the red wire is a positive wire, while the black one is for the ground. If you are not sure about the correct wire, you can use a multi-meter for wiring. Most low voltage electronics do not get damaged by reverse voltage, so if you connect the wires and camera doesn't work, you can always often reverse the wires.
Q:Can we use a fiber optics cable for a CCTV camera network?
A:Yes, you can make use of a fiber optics cable for your CCTV camera network. There are a number of reasons why fiber optics cable is preferred by users. Fiber optics is immune to interference and is much more secure than a wireless network. It can also be used to for long distances and has a large bandwidth capability.
Q:About buying the best cctv dvr for my new Home,any opinion?
A:There is no one-size-fits-all CCTV digital video recorder, as each home or business has different requirements. First, you would need to see how many cameras you require. You will also need to decide where to mount those cameras, indoors or outdoors, and what will be your lighting needs. After considering all such aspects, you can decide on a CCTV DVR that best suits your requirements.