ords (1 word = 2 bytes). The first word of
          the sample is overwritten by the tracker, so a length of 1
          still means an empty sample. See below for sample format.
1         Lowest four bits represent a signed nibble (-8..7) which is
          the finetune value for the sample. Each finetune step changes
          the note 1/8th of a semitone. Implemented by switching to a
          different table of period-values for each finetune value.
1         Volume of sample. Legal values are 0..64. 