Audio test source files, for testing MP3, vehicle equipment, and other types of Walkman audio players, audio output indicators.

Filename	Size	Update
曲目20 1KHz -60dB.mp3
曲目21 1KHz -80dB.mp3
曲目22 1KHz -90dB.mp3
曲目23 信噪比.mp3
曲目24 信噪比.mp3
曲目25 40Hz+7kHz 0dB.mp3
曲目1 1kHz 0dB.mp3
曲目2 20Hz	0dB.mp3
曲目3 40Hz	0dB.mp3
曲目4 100Hz 0dB.mp3
曲目5 200Hz 0dB.mp3
曲目6 500Hz 0dB.mp3
曲目7 1KHz 0dB.mp3
曲目8 5KHz 0dB.mp3
曲目9 7KHz 0dB.mp3
曲目10 10KHz 0dB.mp3
曲目11 16KHz 0dB.mp3
曲目12 18KHz 0dB.mp3
曲目13 20KHz 0dB.mp3
曲目14 1KHz 0dB.mp3
曲目15 1KHz -1dB.mp3
曲目16 1KHz -3dB.mp3
曲目17 1KHz -6dB.mp3
曲目18 1KHz -10dB.mp3
曲目19 1KHz -20dB.mp3

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