Manufacturers of inexpensive, mass market consumer electronics have a tendency to be somewhat optimistic in their published specifications. As a rule of thumb, an AV receiver that is rated at 100 watts per channel with all channels driven … If you don’t have HDMI, there is the old toslink or digital coax option, because legacy audio formats are included on both formats. Lastly, for people without HDMI compatible receivers , higher end Blu Ray and HD DVD players have 5.1 …

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5 Things You Need To Know Before You Buy An AV Receiver …