4
Are your existing speakers a feedback risk?
It's very important to assess the position of existing speakers — and move them if necessary — to
avoid creating acoustic feedback. Confirm before your begin that your speakers are positioned
according to these guidelines:
a Installing ceiling speakers?
Install speakers only over the area where students are sitting — not the entire room.
Avoid installing speakers directly in front of the white board — this not only covers an
area not used by students but increases the chance of feedback.
Each speaker fully covers
one-fourth of student
listening area
Avoid covering area in
front of white board
Install speakers in ceil-
ing tiles centered over
one-fourth of the stu-
dent listening area
Correct
✔
Inadequate coverage of
student listening area
Too much coverage in
front of white board
(feedback risk)
Incorrect
✘
