Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
D	51.512504	94.78949999999963	744.7894999999996	51.375004	51.650004	0.2750000000000057	20250304_075017UTC_V00OS11.WAV
C	45.118752	94.78949999999963	1354.1644999999996	44.912502	45.325002	0.4124999999999943	20250304_075017UTC_V00OS11.WAV
T	47.231248	365.6227250000002	555.2062750000002	46.5	47.962496	1.4624960000000016	20250304_075017UTC_V00OS11.WAV