Quote Originally Posted by Ronald Lee View Post
Ruggedized = higher temp glues and for the voice coil, and stiffer cone to take the more violent excursion of musical instrument speakers. I was wondering is the speaker based on a 515 or 416 magnet structure/frame. I've heard that some musical instrument speakers are based on the company's hi-fi speakers.
There is a 515-GHP....... The HP stands for high power, I believe. That would probably fit the bill for ruggedized.