PCM technique
Voice recording is the recording and playback of sound waves. The first device able to record the human voice was the phonoautograph in 1857, so the answer to your question is yes.
Your recorded voice will sound strange to your ears. But will not sound strange to someone else comparing your natural voice with a recording.
"The first practical sound recording and reproduction device was the mechanical phonograph cylinder, invented by Thomas Edison in 1877 and patented in 1878" - from the wikipedia page on sound recording
PCM is Pulse Code Modulation, a modulation format used for recording audio in video recorders, computers, etc.
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What singer dubbed her voice onto recording made by her father.
Use a low cost recording equipment.
There are 32 channels in total. Out of which 31 are voice channels and 1 is signalling channel
A voice clip is a short digital recording of someone speaking.
to find the answer to your question:Is it legal to use voice recording devices in public places? please see the following website to learn more: www.smithgear.com/recording-devices.html