security alarm monitoring
So remember a DVR works with analogue cameras. and an NVR works with network cameras only. In this article, I will be looking only at NVR based systems. This
is because DVR based analogue systems are on their way out, they simply cannot compete with the quality and convenience of network cameras and NVRs. Cameras – Network cameras a. k. a IP cameras are fully digital – the image is sent digitally to the NVR through a network cable instead of an analogue BNC cable as in a DVR based system. This enables resolution higher than 1080p2MP, and currently you can go up to 4MP. The hard drive that will store the recorded video and images – read my detailed guide to selecting the right hard drive. The Ethernet cables needed to connect the cameras to the NVRThe power adaptors for the cameras read on to see how you can avoid theseNow there are two ways of choosing the different parts above
for your dream DIY home security camera kit – what I call going Pro DIY or Easy DIY. Pro DIY – A fully custom solution where you pick NVR and cameras separatelyThis is what I have done – I built my DIY NAS based NVR system, the benefits being maximum flexibility, power and economy.