Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
H	42.643752	54.16872499999991	162.5022749999999	42.2125	43.075004	0.8625040000000013	20250424_121035UTC_V00OS11.WAV
H	39.281248	54.16449999999965	176.03949999999963	38.6	39.962496	1.362495999999993	20250424_121035UTC_V00OS11.WAV