This document clarifies the surge ratings of several Novaris power line and signal line surge protectors. Surge rating  is a specification that is often misunderstood. Most people would think that a surge protector rated at 200kA should be able to survive a 200kA surge. This sounds logical enough, however it is actually entirely unreasonable. MORE >

The weaknesses and strengths of gas arresters and 1/4 wave stub protectors and in recommendations are made as to which situation best suits these products MORE >