security camera that has cvi /tvi/and/analog

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mrel

Joined Jan 20, 2009
189
Hi
security camera that has cvi /tvi/and/analog can some one explain what all these things cvi /tvi/and/analog in one camera do.
mrel
 

MisterBill2

Joined Jan 23, 2018
27,600
Hi
security camera that has cvi /tvi/and/analog can some one explain what all these things cvi /tvi/and/analog in one camera do.
mrel
The three formats are different video signal formats, typically "analog" video is the same as NTSC video, the standard in the USA broadcast and home video systems for many years prior to digital TV arriving. The big benefit of digital television is that it made all of those NTSC sets obsolete, so folks had to purchase new ones, or at least converters.The other two acronyms I can't help with right now.
 

Dodgydave

Joined Jun 22, 2012
11,395
There are three types of Cctv Video Dvr (recorder) formats, the Cdi/Tvi offer HD video and are by two separate companies (like vhs and betamax for video recorders) neither system is compatable with the other, so all camera manufactuerers make their cameras with all formats, so they will work with any recorder.
 
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