What's the camera's video signal frequency?

[matelda]

hi friends:
i have this problems:
1- what is the frequencey of the video signal the we get it from color camera
2- how i can show 4 camera signals at the same time on the TV screen
best regards

 

[IanP]

Re: help in using camera

Depending on the colour standard the video bandwidth is between 0- 4.2MHz and 0-6.5MHz ( see: **broken link removed** ).
To put 4 video signals on one screen you need video quad processor, and it is easier to buy one than to build it ..
http://www.surveillance-video.com/quadmul.html
**broken link removed**
and planty to choose from ..
Regards,
IanP