Design 1: An alarm system for protecting your premises from fire, water and intruder
You can have an isolated apartment, small house, cottage, and so on where you install some very expensive equipment for certain purpose; while it is located some remote areas and actually no one will take care of it regularly, you should think of a system to help you out; inMore …
Different Kinds of Access Cards
Proximity card (or Prox Card) is a generic name for contactless integrated circuit devices used for security access. It can refer to the older 125 kHz devices or the newer 13.56 MHz contactless RFID cards, most commonly known as contactless smartcards. There are also now higher frequency varietion for longerMore …
How pet-immune motion detector works
Many people hesitate to purchase a home alarm, worried they may have to leave their family pet outside in order to arm their alarm system. The concern was that the pet may walk in front of a motion sensor, and cause an alarm. Most pet motions use a dual lenseMore …
CCD or CMOS Camera
Image sensor is the most important component for any CCTV security camera. This image sensor converts light into a digital signal. The two most basic types today are CCD (Charged Coupled Devices) and CMOS (Complementary Metal Oxide Semiconductor) sensors. For those novice or seasoned technie, it sometimes may just beMore …
When a wired burglar alarm system better than a wireless one
While there are so many wireless burglar alarm system in the market, the existence of wired burglar alarm system still has its un-parallel value in the market. There are features of a wired system they are not available from a wireless counterparts. Wireless burglar system, as an emerging technologies atMore …
Speed up your installation work by handful portable tools
Most installers of security systems find their works not efficient enough. One dilemma for system installers is you may not be able to grasp accurately if a system is working as expected before you do have the whole systems installed on place. While, on the other hand, once a systemMore …
Cables looks the same, but really same cable?
Cables is a trick for security solution installers. Im-proper use of cables may waste your expensive terminating equipment liked DVR, low-light high resolution cameras, and so on. While cables look the same, but their internal structure can be different, and this structural difference is the critical factor that determining theMore …
Most places without landline laid, my alarm unable to dial out!
Nowadays major burglar alarms provide a dial-out function so owners of the premised guarded can be informed by phone call whenever there is alarm triggered. In occasions, there is no landline available in remote areas. Even the provider is willing to extend their last miles to where you want, itMore …
How installation of Pet-immune PIR motion detector reduce false alarm?
Mostly users find there are quite amount of false alarm from PIR motion detectors even those they have been claimed pet immunity. PIR is not so miraculous that can distinguish between genuine human and animal, but it does make some assumptions based on the physical difference between animal and humanMore …