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Plena Easy Line Mixer | Installation and User Instructions | Connections and settings
4.3
Unit settings
4.3.1
Rear panel settings
The unit can be quickly set-up for operation by setting
the following controls at the rear of the unit:
•
DIP switches
•
Rotary dials
•
Master switch for line out or music only.
See the following tables for an overview of the settings
and typical examples of their use.
table 4. 1 : DIP switch settings
DIP switch
Chime
(mic/line 1)
PTT "Push to talk"
(mic/line 1 only)
Line
Speech filter
Phantom power
VOX
(mic/line 2 only)
Bosch Security Systems | 2008-03 | PLE-10M2-EU en
On
Chime will be sounded at the
beginning of an announcement.
This input is muted when the push
to talk contact is open. When the
push to talk contact is closed:
•
this input is available for
speech.
•
a chime will sound, if selected.
•
the music and other mic/line
inputs will be reduced in
volume to the level set by the
ducking level control knob.
Input signal from line.
Enhances clarity of speech, by
cutting-off the lower frequencies
of the signal.
Provides power to condenser
microphones.
Temporarily suppresses the
background music to an
adjustable "ducking level"
(see table 4.2) while you speak
into the microphone.
The VOX mode is normally used
with hand-held microphones such
as the LBC 2900/15. Background
music and announcements will be
heard in the selected zones.
A chime is not available in this
mode.
Off
Chime will not be sounded
at the beginning of an
announcement.
Push to talk off. The signal
will be mixed with the other
mic/line signals.
Microphone 1 will mix with
the background music or
the other microphones in
the selected zones.
Input signal from
microphone.
Speech filter inactive.
Phantom power
unavailable.
VOX inactive.
Microphone 2 will mix with
the background music or
the other microphones in
the selected zones.
en | 24
Typical example (On)
Announcement of train
departure time.
Users can have private
conversations during live
broadcasts (for example,
with an all call call-
station, such as the
PLE-1CS).
Depends on set-up.
Use for announcements
Enable phantom power if
you use electret or
condenser microphones.
Use to make casual
announcements (such as
announcing the winner of
a competition) while
temporarily suppressing
the background music to
an adjustable ducking
level.
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