Do you have the "mid bass" switched on or off?

[jimbill]

nt

 

[ttocs]

Mine is in the middle default position.

 

[jimbill]

You're right, I should have said which of the three positions do you have yours' set too?

 

[JonFo]

This is extremely room and placement dependent, so even if 90% say 'position X', it might not be the correct setting for your setup.

Dealing with Boundary Reinforcement in your Home Theater

What is boundary reinforcement and how do you deal with it in your home theater? We break down speaker placement and room options.

avgadgets.com

What is Speaker Boundary Interference?

Speaker boundary interference response (SBIR for short) is a little known and poorly understood issue that is responsible for deep dips or "suckouts" in bass response below the transition frequency. SBIR is caused by the destructive interaction of the direct sound wave from the speaker and the...

acousticfrontiers.com

I'd be more interested in seeing several REW response graphs from multiple users demonstrating the effect of the three positions in their rooms.

 

[rpokuls]

I used to set it at -2 dB most of the time but 0 dB for some rock music.

I upgraded my amp recently and find now that -2 dB all the time is fine.