====================================================
File description:
====================================================
--File:                   /databf/nda/Juno/2018/04/20180404_032157_extract2.dat
--File size:               31.68 Go
--size of the Header:     49188    octets
--data:                   Spectrum
--start time:             2018-04-04 03:21:57.238158
--stop  time:             2018-04-04 03:29:30.569032
--duration (min):                7.5555146
--dt (msec):                  2.621440
--accumulation:           8       
--number of channels:     4       
--number of cubes:        172933  
--number of frequencies:  12288   
--central freq (MHz):      25.00
--freq echantillon (MHz): 200.00
--Bandwidth (MHz):         37.50
--first frequency (MHz):    6.25
--last frequency (MHz):    43.75