Glossary:Ground Loop: Difference between revisions

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Latest revision as of 21:12, 21 March 2019

When two pieces of audio equipment are connected together, each having its own earth connection, some of the small current that should be going from one of the pieces of equipment to its own earth connection instead goes via the connection to the other equipment's earth, causing an objectionable hum in the audio output. This is known as a Ground or Earth Loop.