Originally Posted by coachster
more so the thwack of the piston hitting. I have an m4 box mag that has a tiny microphone at the top of the mag portion. it's sensitive enough that it will wind when you blow on it but when inserted into a mag well, typically starts winding after the first shot and not with the gears, but that's just my experience with these things.
now if I could only get the box mag to not jam requiring a complete breakdown to clear it....
yeah, never paid that close attention, explains why it doesn't go off when your talking or something, although I do remember it going off when a dog beside me barked.