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Re: Amp kicks out on Mic ONLY with 8 ohm to 70 V Xfmr on Amp output


That differential connection of the 70V transformer makes it act like a surround speaker, not a center speaker.  If every source is mono, and is only connected to either a left input or a right input (but not both), it will sum as you expect.  Any chance the mic's output is connected via y-cable to both left and right inputs?  That would cause significant cancellation of the mic's signal at the transformer.


Jim Thorn