Table of Contents
How is DVR storage capacity calculated?
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.
- *24 = to convert from hour to day.
- Cameras = total number of cameras.
- Days = total number of days you want to record.
How much hard drive space do I need for CCTV?
60 GB is likely the most common storage consumption in today’s video surveillance systems. Unlike 6GB, it’s large enough to record quality video for some period of time but it is not too expensive. For instance, 16 cameras consuming 60GB storage each is 1 TB – which is the sweet spot of today’s hard drives.
How long does 1TB last for security cameras?
1TB allows 4 cameras to record 24/7 for about a month.
How long can a HDD record for your DVR NVR?
How long can a HDD record for your DVR/NVR?
| Recording channels | 500G HDD | 2TB HDD |
|---|---|---|
| 4 channels | 9.7 days | Thirty eight days |
| 8 channels | 4.8 days | Twenty days |
| 16 channels | Four days | Sixteen days |
Is 500GB hard drive enough for CCTV?
Just like a computer, most CCTV DVRs are fitted with Hard Disk Drives (HDDs) to which they record your security footage. Our recorders all ship with at least a 500GB HDD, but for many scenarios this will simply not be enough, and it pays to expand this storage using our simple upgrade menus.
How big of a hard drive do I need for 4 cameras?
Hard Drives – What Size?
| Number of Cameras | HDD Size | Storage Time |
|---|---|---|
| 4 | 1TB | 12 days |
| 4 | 2TB | 24 days |
| 4 | 3TB | 36 days |
| 4 | 4TB | 48 days |
Does a DVR need a hard drive?
You will need both hard drives and physical space to store your DVR or NVRs. With this in mind, it is understandable why 90 days of recordings are mainly used for companies and other businesses with bigger storage space and budgets than the average household would have.
How does DVR calculate recording time?
How to use this tool
- Enter the number of cameras on the system (typically 4-16)
- Enter the frames per second (fps) of the cameras.
- Enter the type of encoding for your video.
- Enter the screen resolution you want for your video.
- Enter the number of hours that your system will record each day.
Which hard disk is used in DVR?
All DVRs store their footage on an internal hard drive. Most use a SATA hard drive, this stands for Serial Advanced Technology Attachment and is the method by which the hard drive connects to a device. Computers also use a SATA hard drive but DVRs and computers are different.
Can I use any hard drive for DVR?
An external hard drive can also be used to turn your HD Non-DVR receiver into an HD DVR. If you already have a compatible external hard drive, call us at 800-333-3474 to activate your DVR service. Compatible HD receivers include Wally, ViP 211, 211k, and 211z.