This article is from the rec.audio.* FAQ, by with numerous contributions by Bob Neidorff others.
People frequently use the term "Stereo" to refer to a sound
reproduction system. To be more accurate, we will use the term
High Fidelity System to refer to a pile of equipment including
at least one source, at least one amplifier, and at least one
speaker. Common sources are turntables, CD players, tape
players, tuners, and receivers.
 
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