Why are cctv cameras a good idea?
There are a good idea because with cctv's, people feel safer and more protected in the area they live in.
How many CCTV cameras are in the UK?
CCTV cameras. More links?
What are TV Lines in CCTV cameras?
TVL is TV Lines is a measure for the analog camera resolution, it is measured with cpaturing a certain chart and define the max lines in a specific area the camera can recognise. the higher TVL th...
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