![]() Ideally, finding all of your options in one place will allow you to assess and compare the right one for your premises. What to look for when choosing a DVR system Where can you find the best DVRs for security cameras? So, if you have a CCTV system of 20 security cameras, each will achieve an FPS of 20 (400 FPS divided by 20 security cameras). While this sounds shocking – especially when compared to the 30 FPS quality of Hollywood Blockbusters – this simply means that the DVR can accommodate a total of 400 FPS, but this figure will be split across the number of CCTV security cameras you have on your site. It’s also not uncommon for DVRs’ marketing materials to reference 400 FPS. Just ensure you can accurately identify faces, details and changes to high-risk areas. Usually, DVRs allow you to decide the FPS you need – so you could trial and test your requirements on your site. Because DVRs are responsible for recording your video footage, you need to ensure you’re opting for an appropriate FPS. The higher the FPS number, the better the image quality. That means each second of film comprises 30 still images, strung together in succession to create a flow. A USA broadcast film is shot at 30 frames per second. Though this might sound archaic, it’s how video footage works – even in the world of Hollywood. These stills eventually piece together to create a video. ‘Frames per second’ is essentially the number of still images a DVR records in a second. One thing to bear in mind when assessing the resolution feature in a DVR system is the ‘frames per second’ metric, as this will help ensure your recorded security footage is of a high enough quality. What is the resolution feature in a DVR system? ![]() There are plenty of videos that will show you exactly how to connect your CCTV security camera to a monitor using DVR, with one example below. In technical terms: “A DVR encodes and stores video signals, while an NVR stores video that a camera encodes.” How do you connect your security camera to your DVR? They send unprocessed streamed footage through coaxial cables to a DVR – which then processes the video. These cameras are unable to store and record CCTV footage themselves. DVR systems, on the other hand, use analogue cameras. NVRs use IP cameras which are technologically advanced and have the power to actually record and store video footage on their own – with the help of an internet connection. ![]() While DVR stands for Digital Video Recorder, NVR stands for Network Video Recorder. What is the difference between a DVR and a NVR? Alternatively, more advanced DVR products will support cloud storage, or even come with apps that help you monitor live streams when you’re away from your site. DVRs also tend to come with hard drives that enable you to store and back up the footage that has been recorded. In fact, businesses of all sizes should make a habit of regularly backing up their data, as it safeguards you in the event of physical damage or theft.ĭVR systems available today tend to be capable of recording footage from up to 16 CCTV security cameras all at once – known as ‘multi-channel recording’. In the case of a security threat or criminal attack, a DVR system will ensure you’ve got security footage as proof, and it will also enable you to identify the assailant. They allow you to record security footage that your CCTV security camera captures, allowing you to watch it back when you need to. A beginner’s guide to DVR systems What is a DVR system?ĭVR stands for Digital Video Recorders. In this guide, you’ll learn what to look for when choosing a Digital Video Recorder (DVR) system, know how to determine the best DVR for security cameras, and discover trends and developments in DVR systems for businesses.
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