Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
E	11.875	148.95725000000022	974.9967500000002	11.6875	12.0625	0.375	20250131_115650UTC_V00OS11.WAV
C	11.85	203.1217500000002	920.8322500000002	11.7	12.0	0.3000000000000007	20250131_115650UTC_V00OS11.WAV