Maintaining power is one of the foundations of any fire/life-safety system. Find out the codes, standards and calculations you need to know to make sure batteries deliver when needed.
By Al Colombo · January 11, 2011
Q: I have heard that you can simply remove distortion from a video ground loop by clipping the ground prong on an AC plug. Is this true?
September 30, 2008
No matter the complexity or size, there is an operational premise that all security systems are subject to: if the power goes down, nothing works.
Low-voltage power is an elemental requirement for video surveillance, access control and fire/life-safety systems — and yet the focus on power supplies is often overlooked. The fact is ...
February 29, 2008