Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
C	6.543752	54.16775000000035	731.2532500000004	6.400002	6.687501999999999	0.2874999999999996	20250309_224417UTC_V00OS11.WAV
E	47.718752	203.1250000000001	934.375	47.475002	47.962502	0.4874999999999971	20250309_224417UTC_V00OS11.WAV