Tone sounds

Sawtooth signal from 20hz to 20000hz
2886 588
918. 5 hertz signal
2826 727
Signal 900 hz (1 min, -24db)
2805 811
Sound 440 hertz (a) for tuning viola, viola
2801 889
Sound 41. 20 hertz (e) for bass tuning
2784 679
Sound 293. 66 hertz (d) for violin tuning
2721 578
To hide censorship (short, 1 sec)
565 4

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