CCTV Camera Resolution|
Resolution of a Security Camera refers to how detailed the picture view can be seen. The measurement used in professional cameras is horizontal TV lines (TVL). A normal CCTV monitor is approximately 4
CCTV Security Camera Overview|
Security Camera Overview
The professional CCTV camera comes in a variety of shapes, size, and function. The general categories of cameras are:
? Fixed Dome Camera
? Standard Box Camera
Does a lens come with the camera?|
Many of the dome and bullet CCTV cameras come with integrated lenses. Box cameras are typically sold without a lens allowing the customer to pick a specific lens based on the requirements.
Geovision DVR Remote Access Setup|
The Geovision Digital Video Recorder and any other DVR can be setup for internet access (Webcam) by opening ports required by the DVR at the Firewall of the DSL Modem and/or Router. The port used by t
Worldwide CCTV Formats|
World CCTV Formats.
There are 3 major types of Video Format for CCTV Security cameras and Digital Video Recorders
NTSC - National Television System Committee. The NTSC is resp