A dolby atmos surround sound system incorporating only in ceiling speakers is not recommended.
Dolby atmos ceiling speakers placement.
Dolby atmos allows you to bring immersion into a home where you will not be allowed to cut holes in the ceiling for in wall listener level speakers eggers recommends they are at least 3 feet below the ceiling.
The next digit is the number of subwoofers.
So if the first digit is a 5 for example this means there is a left center right and a pair of surround speakers.
How to set up your system to create an optimal sound system enabled with dolby atmos first familiarize yourself with the role and position of each speaker.
If you want to add 2 of them then you get the option to place them either on top of the front speakers to place them in the middle or above the rear speakers.
A 9 1 2 system adds a pair of front wide speakers to a 7 1 2 layout.
A 5 1 4 or 7 1 4 system uses four ceiling speakers or four dolby atmos enabled speakers or modules.
For a 5 speaker setup the left and right surrounds should be to the left and right of your main seating position as far apart as your front left and right speakers.
A 5 1 2 or 7 1 2 system uses two ceiling speakers or two dolby atmos enabled speakers or modules.
The speakers should be placed outside the perimeter of the seating area and in line with the left and right mains.
Dolby atmos speakers either go in the ceiling or on top of your main speakers to fire up and bounce off the ceiling.
Dolby atmos speaker layouts parallel the 5 1 and 7 1 setups for surround sound.
Your ceiling speakers will be anywhere from 6 to 12 inches in diameter which likely won t be a problem given that most ceiling joists are 16 inches apart on center with a 14 inch gap between.
Dolby atmos systems with four height channels are designated 5 1 4 or 7 1 4.
Then choose a central seating point and angle your speakers at it keeping them at your ear height when you are seated unless noted otherwise.