Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
D	42.481248	54.164499999999975	1029.1645	42.049996	42.9125	0.8625040000000013	20250412_055835UTC_V00OS11.WAV
D	45.525	54.1677500000003	798.9572500000003	45.0875	45.9625	0.875	20250412_055835UTC_V00OS11.WAV
C	42.387504	54.1677500000003	1015.6282500000002	42.000004	42.775004	0.7750000000000057	20250412_055835UTC_V00OS11.WAV
D	40.2875	40.62174999999968	1002.0822499999996	40.025	40.55	0.5250000000000057	20250412_055835UTC_V00OS11.WAV
B	32.925	0.0	189.5812750000001	32.8375	33.0125	0.1749999999999971	20250412_055835UTC_V00OS11.WAV
C	39.093752	40.62500000000006	975.0	38.975002	39.212502	0.2374999999999971	20250412_055835UTC_V00OS11.WAV
C	50.656248	27.08224999999993	1056.24675	50.399998	50.912498	0.5125000000000028	20250412_055835UTC_V00OS11.WAV
D	55.781248	40.62499999999966	934.3749999999998	55.574998	55.987498	0.4124999999999943	20250412_055835UTC_V00OS11.WAV