They also keep dust and dirt out as well.
Mounting in wall speakers in a box.
Used for mounting atlas sound grilles on 8 speakers the 193 8 6 can be used for ceiling or wall mounting in 6 depth applications.
With almost every receiver or pre pro now employing auto eq those frequencies boosted by the boundary effect can be pulled down so the response is the desired flat greatly increasing headroom lowering speaker distortion and using the power at those frequencies.
Gain in the bass frequencies will increase 6 db and that s significant.
Back boxes improve bass response by providing a sealed enclosure around the speaker.
Inwall speakers and inceiling speakers typically do not need to have boxes built or spaces constricted.
The first option is to build backer boxes for your speakers.
The 193 8 6 features a welded crs cold rolled steel construction and added undercoating.
Gang or two gang electrical box opening into the wall behind your equipment rack then drill a hole from the stud bay you ve opened up through the floor plate for first floor or the top plate to run the wire into the basement or attic.
From there you ll run it across the basement or attic to the stud bay where you re mounting the speaker and.
These types of speakers are designed with american homes in mind.
The back of an in wall or in ceiling speaker which goes into the wall is not shielded or covered.
Consider in wall or in ceiling speakers that have a back box to limit the sound that leaks through.