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(, Wed 29 Nov 2006, 16:33)
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Free Surround Sound
Got an extra pair of speakers kicking about doing nothing, well, if you have sufficient speaker cable you can hook them up behind your listening position for free surround sound. Simply wire in the positive wires into the back of the amp as normal, then instead of putting the two negative wires into the back of the amp, join them together and make sure they ain't gonna come apart.

Sometimes known as 'Out of Phase Stereo', it works incredibly well, considering it is free. Also does a good job of decoding surround tracks in movies/TV.
(, Mon 23 Nov 2009, 10:22, 6 replies, latest was 14 years ago)
boom
yeah, this is a great idea and will probably not damage your amp in any way.........
(, Mon 23 Nov 2009, 16:03, Reply)
well
i have been doing it for about 16 years and haven't got one broken amp to show for it
(, Mon 23 Nov 2009, 16:19, Reply)
This really does work!
I did it myself years ago before I forked out for a proper 5.1.
It's like Tesco Value 5.1.
(, Tue 24 Nov 2009, 12:20, Reply)
you mean 4.0?
How on earth does it decode surround channels from a dvd? Magic?

Also are you cramming two pairs of speakers in to the same positive input? I did this as a child and it halfed the volume.
(, Tue 24 Nov 2009, 16:06, Reply)
Well, 5.0 probably
It's all properly explained here....

electronics.howstuffworks.com/surround-sound7.htm
(, Wed 25 Nov 2009, 8:14, Reply)
It is better if you have 2 sets of speaker outputs
because you can then decide if you want them on or not. If you are afflicted with just one set, then that's fine, just jam them in. i don't really know the science behind it all, but it works brilliantly. I just rigged it up to a surround receiver i have because it sounds much better than the in built surround that the amp has, much crisper and less processed.
(, Wed 25 Nov 2009, 10:30, Reply)

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