Simple room frequent vs amplitude test.

[kongwee]

I just dowoload this mp3 tone test.

http://abmp3.com/download/5304276-20hz-to-20khz-sweep.html

In my sweetspot,room and monitor(MSP7) recording through shure sm58

My result:

I have quite a bad setup.

Will upload with a condenser to see the result similar or not.