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  #1  
Old 08-18-2010, 10:35 AM
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Join Date: Feb 2010
Location: Huntington Beach, CA
Silly power amp question

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I've got an easy one for you guys; I've got a QSC RMX850 and the spec say:

STEREO MODE (Both Channels Driven)
8 ohms - 200w
4 ohms - 300w
2 ohms - 430w

So my question is if I'm running stereo and connect a 4 ohm cab to each channel would I be running the amp at 2 ohms or is each channel independent, running at 4 ohms each?

thanks
Joe
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  #2  
Old 08-18-2010, 10:38 AM
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Join Date: Jun 2007
ea channel independent. Thus "stereo"
  #3  
Old 08-18-2010, 11:03 AM
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Join Date: May 2006
Location: Phoenix, Arizona
concur, each cab is running at 4 ohms. if you ran bridge mono, you'd have 2 ohms, but i think you should run stereo if you're using two 4 ohm cabs. if you use only one of your cabs, use bridge mono.
  #4  
Old 08-18-2010, 12:07 PM
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Join Date: Feb 2010
Location: Huntington Beach, CA
Thanks guys. I'm currently running bridged mono into a 4 ohm 4x10, considering picking up a 2nd cab but wanted to make sure I was understanding the ohms/wattage correctly before making any descisions.
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  #5  
Old 08-18-2010, 12:12 PM
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Location: San Diego, CA
Each amp section is independent - so think of it as two different amps.
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  #6  
Old 08-18-2010, 01:45 PM
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Both 4ohm cabs get 300W.
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