Beep with custom frequency and duration
问题 I want to play Beep sound in my Mac Os X and specify duration and frequency. On Windows it can be done by using Beep function (Console.Beep in .Net). Is there anything equivalent in Mac? I am aware of NSBeep but it does not take any parameters. 回答1: On the Mac, the system alert sound is a sampled (prerecorded) sound that the user chooses. It often sounds nothing like a beep—it may be a honk, thunk, blare, or other sound that can't be as a simple constant waveform of fixed shape, frequency,