Figure 11. Default sound reinforcement zone definitions.
Once the designer has decided whether to use zoned sound reinforcement, the
next step, if reinforcement is required, will be to define the zones as shown in
Figure 11.
Step 4 – Create Zones
Reviewing the screen in Figure 11, notice that three amplifier zones were created,
matching the selection of three amplifier channels selected in Step 2. The zones
are labeled Zone 1, Zone 2, and Zone 3 and they include the amplifier channels:
Front Speakers, Mid Speakers, and Rear Speakers, respectively, corresponding to
the amplifier channel names selected previously. Please note that the stereo
amplifier channels are not included as zone amplifiers in the sound reinforcement
steps of Polycom InstantDesigner.
The microphones were automatically evenly divided into the loudspeaker zones
with 4 microphones being placed into each loudspeaker zone. If the design
requirements differ from this default, the microphones may be easily moved to the
desired zones by selecting Manually Define Sound Reinforcement Zones and
dragging the microphones into the appropriate zone.
A presenter zone was automatically created because presenter style microphones
(lectern and wireless microphones) were selected in Step 1. The presenter zone
has no amplifier associated with it, but includes the three microphones (lectern,
14
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