A product called ATU-2 can be used to insert remote control relay signals onto the existing video signal to control access without impairing the video image. This product inserts the relay control signals into the vertical interval of the video image and recovers them at
IP VIDEO MARGIN is the amount of signal level above the digital cliff that you have in your system to prevent a failure from occurring. The question is how much margin is there in your IP video system, how close are you to falling off
LIGHTNING HAPPENS. You cannot control it, and when it happens near an IP Picture Transmission System, the differential current flowing in the ground and the twisted Pairs carrying the digital picture information can be enough to damage the terminating resistors in the system changing the
