Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
E	43.112496	311.45627500000023	609.3727250000002	42.762496	43.462496	0.7000000000000028	20250222_095650UTC_V00OS11.WAV
E	30.112504	284.3750000000003	568.7500000000002	29.700004	30.525004000000003	0.8250000000000028	20250222_095650UTC_V00OS11.WAV
G	34.143752	284.37499999999983	609.3749999999998	33.762502	34.525002	0.7625000000000028	20250222_095650UTC_V00OS11.WAV