====================================================
File description:
====================================================
--File:                   /data2/a_envoyer/2025/06/20250605_121017_extract2.dat
--File size:               97.87 Go
--size of the Header:     36900    octets
--data:                   Spectrum
--start time:             2025-06-05 12:10:17.464887
--stop  time:             2025-06-05 12:41:24.784752
--duration (min):                31.121998
--dt (msec):                  2.621440
--accumulation:           8       
--number of channels:     4       
--number of cubes:        712327  
--number of frequencies:  9216    
--central freq (MHz):      20.31
--freq echantillon (MHz): 200.00
--Bandwidth (MHz):         28.12
--first frequency (MHz):    6.25
--last frequency (MHz):    34.37