====================================================
File description:
====================================================
--File:                   /data2/a_envoyer/2026/02/20260225_201420_extract2.dat
--File size:               51.29 Go
--size of the Header:     32804    octets
--data:                   Spectrum
--start time:             2026-02-25 20:14:20.610393
--stop  time:             2026-02-25 20:32:41.573240
--duration (min):                18.349381
--dt (msec):                  2.621440
--accumulation:           8       
--number of channels:     4       
--number of cubes:        419985  
--number of frequencies:  8192    
--central freq (MHz):      18.75
--freq echantillon (MHz): 200.00
--Bandwidth (MHz):         25.00
--first frequency (MHz):    6.25
--last frequency (MHz):    31.25