Spectrogram 4.2 Data
D:\Renzo\OilDrum\New\OilDrum4b.wav
Event   Time    Freq    Level (dB)

a	1407	249	-45
b	1361	208	-54
c	37	114	-33
d	183	849	-37
e	237	1037	-46
f	53	1263	-42