XX_TEST__BHE, 000000, D
             start time: 1995,265,00:00:18.238400
      number of samples: 3632
     sample rate factor: 20  (20 samples per second)
 sample rate multiplier: 1
         activity flags: [00000000] 8 bits
    I/O and clock flags: [00000000] 8 bits
     data quality flags: [00000000] 8 bits
   number of blockettes: 0
        time correction: 0
            data offset: 48
 first blockette offset: 0
       337         396         454         503         547         581  
XX_TEST__BHE, 000000, D
             start time: 1995,265,00:03:19.838500
      number of samples: 3680
     sample rate factor: 20  (20 samples per second)
 sample rate multiplier: 1
         activity flags: [00000000] 8 bits
    I/O and clock flags: [00000000] 8 bits
     data quality flags: [00000000] 8 bits
   number of blockettes: 0
        time correction: 0
            data offset: 48
 first blockette offset: 0
      -110        -188        -261        -329        -391        -448  
