Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
U	15.0	704.1644999999997	866.6644999999997	14.0	16.0	2.0	20250312_122017UTC_V00OS11.WAV
U	22.837504	704.1667749999997	880.2082249999996	21.675004	24.000004	2.325000000000003	20250312_122017UTC_V00OS11.WAV
A	36.443752	40.6272750000002	216.6687250000002	35.962504	36.925	0.9624960000000016	20250312_122017UTC_V00OS11.WAV