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CCTV Related FAQ
In short, DVR based CCTV systems are relatively simple set-ups owing to older technology; whereas, NVR based CCTV system are the latest technology, and better for business and complex usage. DVR’s are used with analog CCTV cameras while NVR’s are used with internet protocol (IP) cameras. In a DVR, the video is encoded and stored in the DVR, whereas with an NVR, this happens in the camera and the videos are then stored in the NVR for remote access. A DVR based security system is usually wired and each camera needs to be connected directly to the DVR. NVR based security systems are wireless and all cameras can be connected to a single network. In a DVR based system, you’ll have to consider extra wiring for recording audio. NVR CCTV systems are highly flexible and easy to scale up when your requirement grows larger.
Some IP cameras come with built-in microphones or you can purchase microphones separately for your CCTV system. Your DVR will need additional slots for audio cable. In NVRs, audio can be recorded via the Ethernet cable. Make sure to check if it is legal to record audio in your country before setting up an audio recording system.
Many CCTV cameras include night-vision that use technology like thermal imaging and infrared lighting to capture video in dark and low-light conditions. Check with your CCTV provider to get details of cameras that can cater to your specific light conditions and security needs.
A host of complications like electrical interference, power fluctuations, equipment malfunction etc. can cause CCTV footage to flicker. Do check if flickering is specific to a particular camera or monitor to see if the problem lies there. Check if cables are connected and routed correctly. The source of the problem can be difficult to track and you many need the help of a professional to troubleshoot. Sometimes, it is critical to capture specific moments to unravel a crime and that’s why WD PurpleTM HDDs come with special AllFrameTM Technology that instead of stopping at an interference, simply jumps to the next frame to continue capturing footage.
It all depends on the shape and size of your space. For maximum effectiveness, CCTV cameras should watch over every entry point to your space like front door, back door, windows, balconies etc. You may also need some overlooking the main road or garden. For shops, CCTVs need to cover all the aisles and corners besides safeguarding the cash counters. Thinking strategically, you would also want to hide away some cameras in unlikely places where they cannot be easily located.
Shops come in many shapes and sizes with different blind spots and risk-prone zones. If the shop is large then the number of cameras and the storage capacity required goes up. For chain stores, you may need to remotely access footage from all stores at a central location and easily replace a faulty part without interrupting the entire system. You can determine the right CCTV camera system for your business after clearly understanding all your needs and variables. Get free advice from a CCTV provider to arrive at the best surveillance solution for you.
Choosing the right CCTV camera system for your home would depend on several factors like where and how many cameras you need to set up, how much footage will you store and for how long, and how would you need to access your stored footage. You can consult a CCTV provider to get detailed guidelines on the system based on your unique needs.
Wi-Fi Related FAQ
Burglary alarms system Related FAQ
Your home is broken down into specific zones, once a burglar alarm is activated each zone can report its status separately. When a disturbance is detected a message is sent from the control panel to the central monitoring service through the phone line. There is then a small waiting period to see if any other disturbances are detected, these will also be reported. Law enforcement will be notified once the messages are received
Yes, but this is only the case when your burglar alarm has a battery backup. The battery backup should enable the alarm to operate for a few hours, which ensures your home is protected.
Wireless burglar alarm systems are better. A few years ago, wireless systems were still inferior to wired systems because they would give false alarms. However, today wireless systems are easier to install and will also work when the phone lines have been cut.
PABX Related FAQ
Private Automatic Branch Exchange (PABX) has powered corporate communication systems for many years. PABX consists of several components, such as stations and lines in a closed network. While businesses with a PABX can use a platform of their choice, their service provider must use a Public Switched Telephone Network.
Since voice communication is such a key part of corporate operations, some businesses have decided that every employee must have their own phone. If the business is using the traditional phone-line architecture, its phone bill will be quite high. A PABX system can lower the phone bill because many employees will be using the same phone line. Moreover, the employees will be able to make internal calls via short extension numbers. Ultimately, the introduction of a PABX system reduces the number of physical phones within the business premises.