Tone sounds

Sawtooth signal from 20hz to 20000hz
2824 588
918. 5 hertz signal
2767 727
Signal 900 hz (1 min, -24db)
2762 811
Sound 440 hertz (a) for tuning viola, viola
2758 889
Sound 41. 20 hertz (e) for bass tuning
2735 679
Sound 293. 66 hertz (d) for violin tuning
2676 578
To hide censorship (short, 1 sec)
504 4

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