In the product industry and in medicine the word sample is also used for tests or probes. In music a sample is a short audio file, ideally looped and usable for music tracks.
The renowned music software manufacturers offer libraries with samples, too, whereas in this case, samples are single sounds of different musical instruments. They are recorded in many different playing styles, volumes and phrasings and are transferred to a MIDI keyboard to replay the sampled instruments on it.
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