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      07-27-2017, 01:43 PM   #125
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Drives: 2012 z4
Join Date: May 2013
Location: Buford, GA (right side of ATL)

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Quote:
Originally Posted by fmorelli View Post

But here's my curiosity. So does the Z4 have a 9-channel DSP/amp? That is, all speakers are powered from that amp? That's the lead question to the next - is the wiring setup on the bimmertech done so the output line to the center channel is dead? Obviously if there are 9 power wires out, this would only push 8?
Good question. I'd just say that the center was a summed channel from FL & FR - but then it would be powered regardless. So not the right answer

Then I would say the subs are possibly bridged together (so the center gets it's own discrete channel). I'd have to plug my laptop in to my amp to see if this is how it's arranged - but I'm almost betting this is the case.

I highly doubt BMW would build anything like that for a low volume car. but...
Just checked realoem, the 676 Hifi amp is just for us! The 677 Pro also fits the X5...

I'm still betting the amps 8 channels and the subs got a single channel
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