June 25, 2010

Home Camera System with DVR

A home camera system DVR or Digital Video Recorder is a standalone digital video security camera system suitable fur residential use. Recent advances in computer and electronic technology have provided the home camera system DVR user with an abundance of optional features, making the system versatile enough to be used just about anywhere.
December 9, 2009

How Connect A PTZ To A DVR Using CAT5

Connecting a PTZ Camera to a DVR Using Cat-5 Cable. Remove a small portion of the insulation at both ends of the Cat-5 cable. Once the insulation is removed, you will see that the Cat-5 cable is actually several pairs of wire bundled together.  You should see a solid-colored wire and a white wire with […]
September 3, 2009

What is a PTZ (Pan-Tilt-Zoom) Camera?

A PTZ (Pan-Tilt-Zoom) camera refers to the ability of a camera to move up and down (tilt), left and right (pan), and to magnify (zoom). Typically, the pan-tilt function is accomplished with a built in motor. The zoom function is accomplished either digitally or optically. The magnification of the camera is determined by multiplying the […]
August 19, 2009

Surveillance System for a Parking Lot

It may seem challenging to attempt to properly cover your parking lot with security cameras. Just using overview cameras to monitor an entire parking lot will usually not be enough. Though the overview cameras will have a general overview of the area, unless you invest in megapixel IP cameras you will get very little detail. […]
August 7, 2009

The Basics of RS485 and PTZ Control

Almost every DVR has the ability to control a multitude of devices using the RS485 protocol. RS485 uses 2 wires to send and receive data to and from these devices. All the devices in an RS485 “network” are connected in parallel with one another. This is a very simple form of communication and relies mainly […]