Reference: sndGetSampleRate
sndGetSampleRate(snd) returns the sample rate of the sound snd, in samples per second. Example: sndGetSampleRate(createSineTone(400, 1)) = 48000
sndGetSampleRate(snd) returns the sample rate of the sound snd, in samples per second. Example: sndGetSampleRate(createSineTone(400, 1)) = 48000