I would imagine that it's wired so that the top and second ring of the stereo jack are the hot lines and the outer sleeve is a sheilded ground. If you plug another style of mic in to the 2000, one that has a standard 1/4-inch male plug, does it work OK?

Gary
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PSR-S950, TC Helicon Harmony-M, Digitech VR, Samson Q7, Sennheiser E855, Custom Console, and lots of other silly stuff!

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