Aso        2011/10/16  00:00    100 Hz  4096
4 channels 6055 kHz     8006 kHz     5000 kHz     9595 kHz
UT         Freq    Amp  Freq    Amp  Freq    Amp  Freq    Amp
hh mm ss     Hz   dBuV    Hz   dBuV    Hz   dBuV    Hz   dBuV