What is your objective?
Where/what are you getting the 5 (or 5.1) signals from?
Back in the day, several amps and receivers had a 'derived center' output, for a center speaker. IOW, it created it's own center info (not you or your source).
Where/what are you getting the 5 (or 5.1) signals from?
Back in the day, several amps and receivers had a 'derived center' output, for a center speaker. IOW, it created it's own center info (not you or your source).