The cameras were earlier connected to VCR stacks, but today Digital Video Recorders are used. It has components that convert the analog video feed into the digital video feed. If you are planning to upgrade your old system into new technologies, you will have to consider the functionality and performance of the camera. The cost will vary depending upon the up gradation.
NVR is similar to DVR, but the only advantage is that it will directly record in the digital format unlike DVR where a card must be used to capture the feed. NVR is used for IP cameras whereas DVR is mostly used analog systems. You can check with the manufacturer if you can get a DVR with NVR functionality.
The new technologies demand new infrastructure. If you have You can integrate your old cameras into new network rather than changing the entire setup. If you are using analog cameras and they are working fine, you can add the new recording device to enhance the performance. You need to ensure that the cameras, cable and the recorders are compatible so that it can be set in the existing infrastructure.
You must focus that you do not waste money unnecessarily. You can invite a technician to check your old surveillance system and if it can be converted into the new ones without much expenses. If you are happy with one portion of the recordings and are unhappy with the other ones, the hybrid and IP cameras allow the other portions to be rectified. The administrator can try out different options with different positions and see if the camera is giving the best result.
There might be frequent changes in the technologies, but there is always a way out. Do upgrade your old surveillance system into the latest ones and reap the benefits.Call CCTV Trivandrum Dealers for best price quote