Plena Mixer Amplifier Installation and User Instructions Connections and settings

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4.3Unit settings

4.3.1Rear 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.

See the following tables for an overview of the settings and typical examples of their use.

table 4.1: DIP switch settings

DIP switch

On

Off

Typical example (On)

Chime

Chime will be sounded at the

Chime will not be sounded

Announcement of train

(mic/line 1)

beginning of an announcement.

at the beginning of an

departure time.

 

 

announcement.

 

PTT “Push to talk”

This input is muted when the push

Push to talk off. The signal

Users can have private

(mic/line 1 only)

to talk contact is open. When the

will be mixed with the other

conversations during live

 

push to talk contact is closed:

mic/line signals.

broadcasts (for example,

 

• this input is available for

Microphone 1 will mix with

with an all call

 

speech.

the background music or

call-station, such as the

 

• a chime will sound, if selected.

the other microphones in

PLE-1CS).

 

• the music and other mic/line

the selected zones.

 

 

inputs will be reduced in

 

 

 

volume to the level set by the

 

 

 

ducking level control knob.

 

 

Line

Input signal from line.

Input signal from

Depends on set-up.

 

 

microphone.

 

Speech filter

Enhances clarity of speech, by

Speech filter inactive.

Use for announcements

 

cutting-off the lower frequencies

 

 

 

of the signal.

 

 

Phantom power

Provides power to condenser

Phantom power

Enable phantom power if

 

microphones.

unavailable.

you use electret or

 

 

 

condenser microphones.

VOX

Temporarily suppresses the

VOX inactive.

Use to make casual

(mic/line 2 only)

background music to an

Microphone 2 will mix with

announcements (such as

 

adjustable “ducking level” (see

the background music or

announcing the winner of

 

table 4.2) while you speak into the

the other microphones in

a competition) while

 

microphone. The VOX mode is

the selected zones.

temporarily suppressing

 

normally used with hand-held

 

the background music to

 

microphones such as the

 

an adjustable ducking

 

LBC 2900/15. Background music

 

level.

 

and announcements will be heard

 

 

 

in the selected zones. A chime is

 

 

 

not available in this mode.

 

 

Bosch Security Systems 2007-12 PLE-1MA030-US, PLE-1MA060-US, PLE-1MA120-US en

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Bosch Appliances PLE-1MA120-US, PLE 1MA030-US, PLE-1MA060-US manual Unit settings, Rear panel settings
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