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Bosch Security Systems | 2007-12 | PLE-1MA030-US, PLE-1MA060-US, PLE-1MA120-US en
Plena Mixer Amplifier | Installation and User Instructions | Description en | 10
An LED meter monitors the master output before the
zone selection. This signal is also present on the
headphone connector below the output meter. For
total reliability and ease of use, a limiter is integrated
into the output stage to restrict output if the user
applies too much signal.
figure 2.1: Schematic overview of the Plena Mixer Amplifier
LINE
/
MIC
LINE
/
MIC
LINE
PTT
ducking
70V
0
/MIC
LINE
/MIC
Click
suppressi on
Phantom
Power
201
8Ohm
8Ohm
70V
00
70V
Call only 70V
0
DIP
DIP drive
115V,2 30V
1(disc)
2(radio)
LINE
3(aux)
Bal. output
Music/Line
Amplifier
0