Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
T	39.431248	392.7062750000002	528.1227250000002	38.86249599999999	40.0	1.137504000000007	20250304_202617UTC_V00OS11.WAV
T	36.125	392.7082250000002	541.6667750000001	35.375	36.875	1.5	20250304_202617UTC_V00OS11.WAV
F	15.737504	1.7053025658242404e-13	731.2500000000002	15.525004	15.950004000000002	0.4250000000000007	20250304_202617UTC_V00OS11.WAV
U	43.625	365.622725	514.5812749999999	43.0	44.25	1.25	20250304_202617UTC_V00OS11.WAV