Crackling is typical with dirty and/or loose connections in the speaker cable. If you mounted or otherwise moved your speakers to position them while the speaker cable was connected then it's very possible that some of the threads broke or your connector is loose.
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Crackling is typical with dirty and/or loose connections in the speaker cable.
If you mounted or otherwise moved your speakers to position them while the speaker cable was connected then it's very possible that some of the threads broke or your connector is loose.