Home theater speaker layout 5. Dolby, THX and ITUWhere do I put all these speakers in my 5. Thats the question we tackle in this article. There are three main organizations that provide guidance on speaker placement. They are THX, Dolby and the International Telecommunications Union ITU. THX and Dolby guidance is directed principally for movie production and reproduction whilst the ITU recommendations are targeted primarily at music. Left, center and right. Angular separation of left and right speakers between 4. THX recommends 4. Dolby 4. 4 6. 0 and the ITU 6. We recommend 4. 5 degrees or slightly wider, tucking the left and right speakers inside the edges of an acoustically transparent screen. This gives best tracking of onscreen action to audio. Placement of speakers significantly outside the screen boundaries can sometimes result in a disconnect between sound and screen. Two surround speakers. Cad Drawing Free Program - Download Free Apps more. Angular separation of 1. The Dolby and THX recommendations are 9. We prefer a slightly wider separation in line with the ITU that allows for rearward localizations when required. Four surround speakers. Ceiling Speaker Placement Software As A Service' title='Ceiling Speaker Placement Software As A Service' />Angular separation of 6. Dolby and THX recommendations are 9. Dolby recommend the rears be placed at 1. THX recommend both speakers be placed together on the back wall. We prefer the front pair to be level or slightly in front of the main listening position and the rear pair to be at around 1. Floyd Toole recommends in his book Sound Reproduction. Ceiling Speaker Placement Software As A Service' title='Ceiling Speaker Placement Software As A Service' />Hi, Well the kid is off in college so Ive got another possible room to take back. Right now I have my Vandersteen 2cs in my open office. The office. ADMINISTRATOR GUIDE 6. September 2016 372563706010A Polycom RealPresence Group Series.