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File description:
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--File:                   /databf/nda/Juno/2017/07/20170731_153810_extract1.dat
--File size:               1.95 Go
--size of the Header:     12324    octets
--data:                   Spectrum
--start time:             2017-07-31 15:38:10.562752
--stop  time:             2017-07-31 16:37:32.281836
--duration (min):                59.361985
--dt (msec):                 83.886078
--accumulation:           8       
--number of channels:     4       
--number of cubes:        42460   
--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