by Steve Thibeault
A professional security camera, with its high quality features, offers many benefits to homes and businesses. It is a versatile type of surveillance equipment that can provide around the clock monitoring of the premises, both indoors and outdoors.
Security devices can now capture images under all conditions and at any hour of the day. The advanced technology includes the introduction of infrared IR LEDs, which allow the camera to see up to 60 feet in the dark. High resolution can be displayed even when light is poor, due to the new digital CCD silicon chip, which receives light and converts it into voltage variations, thus forming the image.
A professional security camera provides a number of mounting options. It can be affixed to walls, buildings, ceiling brackets, and other indoor and outdoor spaces. Depending on where it is being used, you have the option of buying cameras that are weatherproof or waterproof.
You can specify your resolution needs when it comes to buying a professional security camera. For sharp images look for a device that has a higher resolution, as the higher the number the sharper and better quality the image will be, whether in monochrome or color. There are different types of lenses available, with fixed focal the best for lowlight situations and varifocal giving you zooming ability.
A professional security camera can help a business in a variety of situations. Certain types of camera can work in very low light, or day to night as it is called, and can tell you what's going on in virtually any lighting conditions. For example, you might use this camera to help prevent shoplifting if electrical power is lost, or mount it outdoors to monitor unlawful activity.
Today, the use of security cameras is widespread. They serve as a deterrent to crime, both at home, in the work office, or in retail stores. They also provide solid evidence of a crime or other unlawful behavior and can assist law enforcement officials in solving the case. In fact, when a crime is reported, among the first questions law enforcement officials ask is whether tape from a surveillance camera is available.
The smart businessman will display professional security cameras in a variety of important places. Good locations for these cameras include entrances and exits, near display cases holding high-end items, jewelry or antiques, near expensive items, adjacent to cash registers or close to time clocks, where employees register.
A smart homeowner will install professional security cameras wherever he wishes to monitor his assets and investments. For example, you could place a camera in the grounds, to monitor your safe, adjacent to valuable belongings, overlooking a valuable vehicle in your garage, or in short anywhere items of value need to be monitored around the clock.
About the Author:
Leading author Steve Thibeault has a great deal of information about the
professional security camera. Go to www.hiddenpinholecameras.com for all your surveillance needs.
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June 05 2009 | Security Cameras | No Comments »
by Alex M. Furlo
Access control system (ACS) can offer top notch security for both private and commercial premises. An ACS is used for preventing unauthorized entries into restricted areas. Access control systems can also play the role of permission granter- a smart one actually. An ACS can be programmed to allow only authorized people to enter. When an unauthorized person seeks permission to enter, you can or cannot grant permission for entry. An ACS can also record check-in and check-out time of company personnel.
The systems offers better and increased security for unwanted people and trespassers of all kind. State of the art access systems can also be a very good idea for managing your workers.
For both commercial and residential facilities, functional versatilities are integral parts of Access Control Systems. An access control system can be truly useful for facilities with multiple entry points. Access Control Systems can come on different hardware platforms. Here are some common ones-
Control panels - Control panels are used with many access control systems. You interact with numeral keys or buttons here. But modern systems also have touch screens as interactive interfaces. Such arrangements are directly tied up with the locking or releasing system. If you know the right pin codes, all you have to do is enter them and the lock will open after verification of your entries.
Magstripe Readers - Magstripe Readers are used extensively with access control systems. They are also renowned as Swipe Card readers. Their usage is simple yet efficient. For instance, a company can issue encoded cards to its employees.
Proximity Readers - Long Range readers happen to be the closest counterparts of proximity readers. But both of them are usable with standard access control platforms. This hardware has sensors to read encoded cards. This means there is no swiping. Proximity Readers come with the functionality of reading cards from distance up to 100mm.
Smartcard Readers - They enable access control systems for processing additional info for additional services of a company or private premises. Good examples are time-ins and outs record maintenance. Access control systems usually have the capacity to be interfaced with payroll coordination, parking scheme, catering or even vending services.
Identification methods The bottom line of access control system is to identify visitors or non-employees. For efficient identification, 3 methods are used in access control systems. a) Door bell system- These systems alerts people inside a premises. b) Audio intercom system- They allow visitors to speak with people inside the premises. c) Camera equipped audio intercom systems- When you are inside the building, they allow you to actually see and talk with a visitor. If you grant access to the visitor, the entry door is unlocked remotely. At this point you can send someone to escort the visitor.
In some instances, cards and tags are issued for apposite identifications. Access control systems are great way to control, monitor and grant access into or out of premises.
About the Author:
Alex M. Furlo writes about security and safety in big cities, and the latest developments in locksmith high tech, learn more on
Access Control at the
New York City Locksmiths internet info pages
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April 26 2009 | home security | No Comments »