I see (guess), are you going to generate one? A thousand weeks? Sinusoidal audio. But you said? “70DB”？ Quite puzzling, what is the peak level in the field of digital audio? 0? dB？ There is no higher level value; If you mean? -70? dB？ People can't hear, even in? -40? dB？ The signal-to-noise ratio is still quite small. It is recommended that the level value of sine wave be set to? -20? - ? 0? dB？ Suitable.

CS6？ A generation? A thousand weeks? ：

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