Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
E	39.75	243.75000000000037	812.5000000000003	39.5625	39.9375	0.375	20250130_000250UTC_V00OS11.WAV
F	31.762496	1.7053025658242404e-13	731.2500000000002	31.562496	31.962496	0.3999999999999986	20250130_000250UTC_V00OS11.WAV