Reference: sndAppend
sndAppend(snd1, snd2) returns the sound snd1 with snd2 added to the end of it. Thus, the length of the result equals the sum of the length of snd1 and the length of snd2. snd1 and snd2 must have the same sample rate.
sndAppend(snd1, snd2) returns the sound snd1 with snd2 added to the end of it. Thus, the length of the result equals the sum of the length of snd1 and the length of snd2. snd1 and snd2 must have the same sample rate.