You don't have to go cheater plug.
If you run REW a few times and follow the instructions on how to program the BFD you will get used to it real quick.
check out this thread on how I fixed the buz in my system.
http://www.hometheatershack.com/foru...fer-cable.html
Once you get the hang of it the BFD is pretty usefull. I had almost the exact peaks as you and the BFD smoothed it right out. It made a HUGE difference in the sound (to my ears.)