M&S Systems MC2000 User Manual
Page 22
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Note: acoustic decay relates to the fact that acoustic echoes decay exponentially
with time. The settings below allow the echo canceller in the room stations to
perform better with a known decay rate for a particular room.
Setting Name
Actual Value
Usage
None
0 dB/ms
For acoustically live room (good
echo/sound reflections)
Slight
.19 dB/ms
For acoustically live rooms (good
echo/sound reflections)
Default
.38 dB/ms
For typical rooms with carpet
(default setting)
Rapid
.75 dB/ms
For acoustically dead rooms (poor
echo/sound reflections)
After 30 seconds of inactivity, the room station returns to the Greeting Menu.