An auditory sense training device 1 to be used in an auditory sense training
method for training auditory sense by listening to a sound formed by processing
an original sound comprises a band attenuation processing method 20 for
attenuating a predetermined frequency band of an original sound 10, a switching
means 30 for selectively outputting either the original sound or the output
from said band attenuation processing means, a panpot processing means 40
for performing a panpot process wherein a voice signal formed by attenuating an
original sound of one channel is superposed to the original sound of another channel,
and a phase reverse processing means 50 for performing a phase reverse process
of reversing the phase of the original sound, wherein a trainee listens to the
original sound and a band attenuation processed sound formed by attenuating a predetermined
frequency band of the original sound alternately.