Filter
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DEVICE PARAMETERS
© Polycom, Inc. 17 Conference Composer User Guide
and a mono mix of the left and right program audio. The program audio is attenuated
by 3 dB before adding it into the R1 output.
O
UTPUT
F
ILTERS
Each of the outputs can have up to 5 filters of equalization. These filters include
Parametric, Low Pass, High Pass, Low Shelf, and High Shelf. To use the filters,
select the type of filter and adjust the controls for the filter. You can adjust the con-
trols in a variety of ways: by typing in values in the text boxes, using the cursor up/
down, using Page Up/Page Down, or by clicking and holding the knob and moving
the mouse up to increase the value or down to decrease the value. The frequency
response of the plots may be viewed by clicking on the G
RAPH
button.
The E
NABLE
button per filter enables/disables that particular filter on the Output. The
E
NABLE
F
ILTERS
button enables/disables all filters on the particular Output Channel.
This button toggles with the Filter Bypass buttons per Output. All filters for a partic-
ular output can be bypassed by clicking the B
YPASS
button.
Once the settings are configured for Output Channel 1, the user may copy those set-
tings to all other channels using the C
OPY
C
HANNEL
1 F
ILTERS
TO
ALL
C
HANNELS
button.
O
UTPUTS
The O
UTPUTS
page allows the user to adjust the output level, select NOM attenuation,
and mute outputs. A typical output control is shown in Figure 14. NOM attenuation
Figure 14. Output control for each of the 12 output channels is available on the
Outputs Tab. Channels can be hidden from view from the V
IEW
O
UTPUTS
con-
trol.