Waveform Plots - STC - N component

Plot-20130508-30449-q4jn0g-0
Plot-20130508-30449-4pyxcw-0
Plot-20130508-30449-74ez6h-0
Plot-20130508-30449-zw2vhl-0
Plot-20130508-30449-1r7cthi-0Plot-20130508-30449-1jb8stp-0
Spectrogram of Filtered Acceleration
Spectr