3
votes
Accepted
Can a dog whistle frequency (23 to 54 kHz) by recorded on a CD?
Short answer, no.
It's all to do with the sampling frequency & something known as the Nyquist Limit. Wikipedia has a description of this at https://en.wikipedia.org/wiki/Nyquist_frequency but don'...
- 8,560
2
votes
Accepted
Change audio's frequency, but still sound similar
What you are dealing with is the sampling frequency or sampling rate of your audio files. And what you want to achieve is called sample rate conversion.
There are many software that can deal with this ...
- 2,834
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