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File description:
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--File:                   /databf/nda/Juno/2018/03/20180321_012223_extract1.dat
--File size:               18.08 Mo
--size of the Header:     12324    octets
--data:                   Spectrum
--start time:             2018-03-21 01:22:23.909414
--stop  time:             2018-03-21 01:22:56.037826
--duration (min):               0.53547353
--dt (msec):                 83.886078
--accumulation:           8       
--number of channels:     4       
--number of cubes:        384     
--number of frequencies:  3072    
--central freq (MHz):      25.00
--freq echantillon (MHz): 200.00
--Bandwidth (MHz):         37.50
--first frequency (MHz):    6.25
--last frequency (MHz):    43.74