If you need to get PTZ Pan Tilt Zoom control to an SDI camera without running a set of data wires by using the existing coax cable, this article will help you do just that.
The CCTV industry has begun to use a new type of digital High Definition camera referred to as HD CCTV that has an SDI (Serial Digital Interface) output. There are multiple manufacturers of this type of digital camera and they are very price competitive with
