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Old 04-01-2009, 07:49 PM   #1
Opips2 Opips2 is offline
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Question more Speakers better than 7.1 channel ??

I've receiver has build in amp 7 channel and pre-out for an separates power amplifier has 7 channel. that's total 14 speakers.

help better sound??

one problem about watts is different. receiver 50 watts at all 7 channel and power amp 125 watts at all 7 channel. Is that okay??
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Old 04-01-2009, 07:59 PM   #2
Opips2 Opips2 is offline
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In Theater, many speakers..maybe 20 speakers per each rear, front, right, left
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Old 04-01-2009, 08:01 PM   #3
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Quote:
Originally Posted by Opips2 View Post
In Theater, many speakers..maybe 20 speakers per each rear, front, right, left
theaters are a different ballgame. their pre-amps matrix the audio mix into the number of speakers they have in the theater.
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Old 04-01-2009, 08:00 PM   #4
CosmoKid CosmoKid is offline
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I have a really tough time understanding what you are saying.

If I am understanding you properly, you can not have 14 channels. You can either use the built in amp or a serarate amp on each channel, not both. Your receiver has a menu where you choose which to use. It's one or the other.

But I love that you wanted a 14.1 system.
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Old 04-01-2009, 08:18 PM   #5
Driver_King Driver_King is offline
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I read online about doing this on my receiver (the Onkyo 805). Someone contacted Onkyo and said that it makes no difference as the pre-outs are active all the time. The amp inside your receiver will not blow up if you want to do this.
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Old 04-01-2009, 08:27 PM   #6
Opips2 Opips2 is offline
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Quote:
Originally Posted by Driver_King View Post
I read online about doing this on my receiver (the Onkyo 805). Someone contacted Onkyo and said that it makes no difference as the pre-outs are active all the time. The amp inside your receiver will not blow up if you want to do this.
(evil laugh) mahaha ooh yes haha!!
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Old 04-01-2009, 08:35 PM   #7
Driver_King Driver_King is offline
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Quote:
Originally Posted by Opips2 View Post
(evil laugh) mahaha ooh yes haha!!
Yeah, how do you think crazyBLUE went 9.1?
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Old 04-01-2009, 08:50 PM   #8
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Quote:
Originally Posted by Driver_King View Post
I read online about doing this on my receiver (the Onkyo 805). Someone contacted Onkyo and said that it makes no difference as the pre-outs are active all the time. The amp inside your receiver will not blow up if you want to do this.
Seriously? Never knew this. Gotta link?


Hrm, suddenly the possibilities with my 805 just got wide open.
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Old 04-01-2009, 08:57 PM   #9
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Link.
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Old 04-01-2009, 09:40 PM   #10
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An old geezer like me has been doing this for years. My system is 10.4. Since the front Def Techs have built-in 15" powered subs, I can make it 10.6. Maybe I should add more subwoofers than speakers and make it 10.12.

Currently, I have the internal amp of the receiver run the Def Tech side surrounds and an external amplifier to power the PSB side surrounds. My Denon receiver actually supports 2 set of side surrounds. However, it warns against using low impedance speakers. The PSB speakers are 6 Ohm so I decided to use an external amp to drive them.

One major problem with using 14.1 is phase cancellation between the speakers as they are not receiving different signals. Dolby PLIIz can do 9.1 discrete channels. I am sure they can extend that to 14.1. However, most people cannot even accomodate 5.1. Not everybody is crazy like us.
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Old 04-01-2009, 08:02 PM   #11
kingofgrills kingofgrills is offline
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I wouldn't advise using the built-in amplification and also the separate amplifier. You'll still be dealing with source material and surround encoding that only covers a maximum of 7.1 channels, so unless you're running a commercial sized theater, you'll drown yourself out pushing 14 individual speakers.

Given the setup you just described, you'd be better off using the receiver as a pre-amplifier / surround processor, and use the 7.1 channel pre-outs to power your separate amplifier and powered subwoofer. This should provide you the cleanest and most dynamic surround experience given your gear. Stick with that, and don't use the built-in internal amplifiers for your receiver.
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Old 04-01-2009, 08:17 PM   #12
Opips2 Opips2 is offline
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Thanks, I understand.
I wish 14.1 speakers sound big awesome!!
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