Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
D	36.531248	189.58224999999976	974.9967499999998	36.274998	36.787498	0.5125000000000028	20250224_153850UTC_V00OS11.WAV
U	8.6687496	2423.958225	2572.916775	8.0125016	9.3249976	1.3124959999999994	20250224_153850UTC_V00OS11.WAV