DIY Broadband Absorber - pictures posted

[Ethan Winer]

Originally Posted by ollicollins

should i remove back panels so they are just rockwool in frames?????

Yes. If they weren't spaced off the wall it wouldn't matter. But yours are spaced so there should not be a back.

--Ethan

[TheSweetener]

Originally Posted by airmate

now i made a measurement with fuzzmeasure.

i've recorded a sinus sweep through this chain:
brauner phantom c -> mogami 2791 -> chandler tg channel mk2 (eq not engaged) -> rme multiface @ 96 khz

the microphone was put in my listening position between the speakers.

i'll see if i can organize more accurate equipment for further measurements soon.

and this is it:

I think you should use a omni mic for that! The C stands for cardioid right?