"Power Spectrum IEC 1/1-Oct Mag - dB volts "
      "Hz"      "Data"
        16,       -200
      31.5,  -44.67008
        63,  -44.59843
       125,  -54.09094
       250,  -61.49319
       500,  -42.93328
      1000,  -27.52243
      2000,   -58.1905
      4000,  -70.42183
      8000,  -79.61752
     16000,  -82.05946