Complete Newbie, Seeking Help for particular Measurement

[NEET]

Hello Guys, I'm very new to everything here, as in completely clueless. I'm seeking help on how to setup REW with Dayton iMM-6 mic and How to measure for Channel Imbalance on IEMs

Appreciate for any help / guidance.

 

[John Mulcahy]

There is a similar thread here.