Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
T	7.275	365.6272749999998	541.6687249999998	6.550000000000001	8.0	1.4499999999999993	20250216_135650UTC_V00OS11.WAV
U	0.6062496	893.7499999999999	1015.625	0.0625016	1.1499976	1.087496	20250216_135650UTC_V00OS11.WAV
T	38.681248	446.877275	582.2937249999999	37.98749599999999	39.375	1.387504000000007	20250216_135650UTC_V00OS11.WAV
O	14.825	189.5812750000002	324.9977250000002	14.075	15.575	1.5	20250216_135650UTC_V00OS11.WAV
O	8.925	189.5812750000002	324.9977250000002	8.3	9.55	1.25	20250216_135650UTC_V00OS11.WAV