Using CCTV Design Tools for CCTV Design

A video security system can be quite pricey therefore it is a good idea to have a degree of understanding in regards to what the system is capable of achieving. The most beneficial point to start at is defining what you need the system for. That could appear self evident but there are 4 main criteria's we define a security camera as being for.

1. Observe the what is happening in an area

2. Detect the presence of people in a scene

3. Recognize a person you know

4. Detect the presence of people in a scene

Often you'll actually want more than one of the above within the same area and may be assuming just one camera will be able to cover your requirements. Around 90% of applications you will require at least a couple of cameras unless you want to be among those images you see on TV of a pixilated person, that you have zero hope of recognizing.

Designing first with a 3D CAD helps to test the scene to determine the right camera resolution, lens and location to give the desired results. This will save you relocating or replacing cameras later on.

In part 1 of the following video, we look at the basic steps to add a background from a map or floor plan, get an accurate scale, start to place cameras allowing us to get a good idea of what the camera will see.

The next part explains the above mentioned four coverage definitions and the way to set the pixel/metre ratio for each. Once set, we can see from the shaded coloured areas as to where in the scene you will achieve each level. The tools to create 3D objects, walls and people are also shown in this section

The final part takes us over the comparing of different mega-pixel camera resolutions and what happens to the image when you electronically zoom in. It is not going to be what you see on CSI shows but rather divide the resoultion by 4 every time you double the zoom.

At CCTVdesign.com.au you will find a large number of tip, tutorials and information about standards relating to CCTV.

Tim can provide excellent suggestions about selecting a CCTV design tool. He's been in the CCTV market since 1988. Also published at Using CCTV Design Tools for CCTV Design.

Tags: , , , , , , , , , , ,

April 23 2012 | Security Cameras | No Comments »

Making Entertainment Areas Safe For Kids

When my wife became pregnant, I discovered that although New York City is a good place, I would like the kids to grow up in the suburbs. There, they could meet friends inside the neighborhood and they don't get stressed by a fast-paced environment.

I picked out a property which had a backyard and a pool. My wife told me then that we had to child-proof not only our brand new house but also the swimming pool. So, a few years right after our daughter was born, we looked online for the best child safety pool alarm to utilize.

A pool alarm warns older people whenever a child or even a pet falls into a swimming pool. It will give off a sound to signal that another person has fallen into the swimming pool.

In the event that the grown-ups are within the house, a pool security alarm is included with a remote receiver that will also sound off the alarm.

Given that I still go to work in the city, my partner is the only person left in the house to take care of our little girl. She is without a doubt a good mother however there are times when she has to perform something for a while and can't give our kid her undivided attention. This is when a pool alarm system does its work most effectively.

My wife and I ultimately made a decision to purchase the Pool Protector. This gadget is portable and easy to utilize. Upon installation, it can't be deactivated. Only when it's in sleep mode will it not emit a blaring sound. In any case that somebody attempts to take away the pool safety alarm but does not know how, it will sound off to inform the owners.

The remote receiver bundled in this pool security alarm package may be installed up to 200 feet from the main uni, which is half immersed in the pool.

Our daughter has fallen into the pool two times ever since we bought and installed a child safety pool alarm. Because of this product, my spouse has quickly come to her aid each time.

Cathlin A Nadeeu is a leading authority in Surveillance and Security and offers a big assortment of concealed cameras, nanny cams, home surveillance systems, and Digital Video Recording systems. If you ever ask yourself where do I buy surveillance devices, you now have a safe website to order.

Tags: , , , , , , , , , , , , ,

April 22 2012 | home security | No Comments »

Next »