Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
F	7.731248	0.0	961.4572499999996	7.549997999999999	7.912498	0.3625000000000007	20250202_172050UTC_V00OS11.WAV
"B"""	2.537496	0.0022750000003526	176.04372500000034	2.449996	2.624996	0.1749999999999998	20250202_172050UTC_V00OS11.WAV
U	17.468752	717.7062750000001	893.7477250000001	16.625	18.312504	1.687503999999997	20250202_172050UTC_V00OS11.WAV