sound insulation
techniques within the wall or ceiling prior to installation of the Amina
sitting height) this figure changes to just 3.5dB. Therefore the higher your ceiling the
In-Wall loudspeaker will be
· Insulation around and inside box
Plaster board front onto
The overriding factor in terms of best product positioning for multiple source
X
Multipurpose Exhibition,
Insullation
Sound
AIW5 / AIW1
®
09
at its opposite face or, in the case of the ceiling, emerges at the floor above. Some will
· Box erected around speaker unit
X: Speaker positions
Wooden frame work/
users/installers need to consider carefully the impact this may have on neighbours
Product Positioning and Quantity Requirements:
Plaster board
In-Wall panel
Commercial Installation
unit
to the perimeter will depend on the width of the room and the amount of reflective
be quite considerable, due to the low mass and lack of absorptive material in between.
and other building users before installation commences.
work
wood based floor boarding on the upper surface, then sound transmission is going to
wooden or metal stud work or, in the case of a ceiling, plasterboard faced joists with
10m
grades of such materials exist - ask your builders merchant for advice. The quality and
standing height in a room with a 2.4m high ceiling) will be 6dB lower than when
®
measured directly under the panel. When measured at a distance of 1.1m down (i.e.
of the panel and 1.1m away. The measured S.P.L. in the centre of the space compared
®
If you have special requirements please contact your supplier or Amina
again fill the space between it and panel with mineral wool. The mineral wool can touch
with Sound Insullation
Solid block wall with
increased depth of this material will provide improved isolation.
60m
Block wall
X
least 1.1m away from the wall, compared with a measurement taken directly in front
quieter but have excellent
X
tightly enough that it exerts force on the back of the panel.
X
AIW5 / AIW1
the rear of the panel but should only be resting against it. It should not be packed in
Wood frame
assistance.
Typical `stud' wall
12mm
08
more even S.P.L. coverage will be obtained below it.
equal to that generated from its front surface. Superficially this might be thought of
construction will determine how much of this energy is transmitted, and
S.P.L. levels measured at the mid point between two panels and 0.6m down (i.e.
also travel along any internal cavity to emerge in connecting rooms. The wall or ceiling
Conference, Worship Hall
containment section in plasterboard or other such material behind the speaker, and
work attached
loudspeaker. At its most basic, this may be as simple as adding sound adsorbing
to solid wall
Restaurant
®
· Secure to main beams
X
The actual sound energy generated from the rear of the Amina In-wall loudspeaker is
· AIW5 plastered into ceiling
Insullation
As a rule of thumb, in wall mount applications, panels positioned every 8m will provide
Wooden frame
space. This will create a very even S.P.L. across the whole environment. The direction,
surfaces in the space.
In these circumstances it is worth implementing additional sound isolation
Cut-away view of ceiling
If the construction, in the case of a wall, is simply plasterboard on both sides of
floor or block wall structure, sound transmission to the other side of the wall is
mineral wool or wadding into the cavity directly behind the panel speaker. Different
Plaster board
Shaded areas: Sound will be
required every 7 to 10 metres (i.e. covering an area of 49 to 100 square metres).
Incorporating Sound Insulation
If the wall or ceiling consists of a plasterboard and studwork facing a solid concrete
orientation and height are much less relevant.
X
6m
as being trapped within the wall or ceiling and, to some extent, this is true. In practice
A more sophisticated approach is to create extra mass by forming a box work
20m
- free wire through top
X
minimal due to the heavy mass of the concrete / block structure in the centre.
x 8 units in total
quality
installations is, where possible, to evenly space the number of panels across the given
though, some of this energy is transmitted through the rear of the wall and emerges
less than 3.5dB SPL reduction measured at the mid-point between panels and at
for
X
X
Sound transmission in buildings and isolation techniques:
X: Speaker positions. AIW units
X
As a rule of thumb, in ceiling applications, one Amina
unit
<< < [Pag.9]
Esta version es la html del arhivo pdf Amina AIW1 manual, genearada por domotica.name desde www.amina.com
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