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Old 25th July 2012, 05:11 PM   #1
mattmcl is offline mattmcl  United States
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Default Adding summed output for sub

I'm looking to add a summed output to my Aikido 9-pin preamp. I currently have two sets of outputs, wired in parallel. I want to change one of them to summed (L + R together). I found the following schematic- any thoughts?
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Old 26th July 2012, 01:17 PM   #2
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This is OK. I would make the Rs 10x the output impedance of the preamp's (I do not know what yours is). E
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