Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
E	37.625	3046.87825	3832.29275	37.125	38.125	1.0	20250219_170250UTC_V00OS11.WAV
P'	33.412504	4265.627274999999	4441.668725	32.975004	33.850004	0.875	20250219_170250UTC_V00OS11.WAV