How To Calculate Cctv Storage Capacity

Security dvr and nvr storage calculator.

How to calculate cctv storage capacity. So we have got this diy cctv storage calculation formula for you to calculate the hard disk capacity for cctv. It enables easy calculation of an appropriate lens focal length camera viewing angle ip camera bandwith storage capacity for records archiving and of other camera system parameters. Nvr storage calculator for network ip security cameras use this tool to determine how much hard drive storage space you will need for your network ip surveillance system. For the storage estimation let s say there are 10 cameras recording for 30 days in full hd resolution with 15 fps using the h 264 codec in a scene with high activity and recording by event 60 of the time.

In other words if recorders have a drive capacity to store for only 14 days an incident that occurred three weeks previously cannot be retrieved it would have been overwritten by the new recording during the last 14 days. Use this calculator to determine the required hard drive space you will need to achieve your desired record time. Short term storage is the recycling of the available storage space using the first in first out fifo principle. Storage space gb bitrate kbps 1000 8 3600 24 cameras days 1000 000 000 1000 8 to convert kbps to bytes 3600 to convert from seconds to hour.

Additional factors may influence an nvr s hard drive storage capacity as well as the number of days the nvr will store information.