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The two types of cables used for the installation of Security Cameras and Digital Video Recorders (DVRs) are Plug and Play Cables (PnP) and RG59 Coax Siamese cable. Each type of Camera Cable has positives and negatives about them which is disussed below.

Open spaces inside of homes can be secured with motion sensors. Control Panel: The control panel is the computer that arms and disarms the security systems, communicates with each installed component, sounds the alarm when a security zone is breached, and communicates with an alarm monitoring company.

While buying a home security system, some important deciding factors to keep in mind are the features of the system, equipment offerings, price, contract and the customer care service.

Some digital cameras can adjust for lens focal problems. Sometimes the focus was sharp enough but other times, especially at f/2.8 (limited depth of field) the shots were soft. This was a film camera and no local calibration was possible. 

Frontpoint, Vivint,Link Interactive and SimpliSafe are some of the top home security companies that are known for producing high quality and advanced security systems.

UV filters are practically useless (image-wise) on DSLRs since digital sensors are not nearly as sensitive to UV light as film. So don't spend $150 on a "premium UV filter" if you're shooting digital. Just grab a $20 one off amazon and use it as a lens protector.