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File description:
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--File:                   /data2/a_envoyer/2024/12/20241219_005419_extract2.dat
--File size:               1.26 Go
--size of the Header:     8228     octets
--data:                   Spectrum
--start time:             2024-12-19 00:54:19.105115
--stop  time:             2024-12-19 00:56:07.040317
--duration (min):                1.7989200
--dt (msec):                  2.621440
--accumulation:           8       
--number of channels:     4       
--number of cubes:        41175   
--number of frequencies:  2048    
--central freq (MHz):       9.37
--freq echantillon (MHz): 200.00
--Bandwidth (MHz):          6.25
--first frequency (MHz):    6.25
--last frequency (MHz):    12.50