Posts Tagged ‘ tvl’



Security Camera Lines Of Resolution

Thursday, January 19th, 2012

Security Camera Lines of ResolutionOne of the most important specifications to consider when making your decision to purchase a security camera system is the camera resolution. If you don’t have the right camera resolution, you may end up allowing the person who committed the crime to be able to walk away due to the lack of picture quality. On the other hand, if you have exceptional quality in your new security system, you may end up being able to apprehend the criminal and get justice.

The Relationship Between The Camera TVL And The Resolution Of The DVR

Saturday, August 8th, 2009

Here is a very common question. How many TVL should the camera have to best use the resolution of my DVR? This is one of the most misunderstood relationships in CCTV. The resolution that the DVR records in refers to the SIZE of the image being recorded. So CIF resolution (360×240) and 4CIF resolution (704×480) refer to how large the image actually is. 4CIF is an image that is 4 times larger than CIF.