Bosch PLE-1MA120-US Operations Instructions download pdf (Page 10)

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

/MIC

LINE

/MIC

Click

supp ressi on

Phantom

Power

201

8Ohm

70V

Call only 70V

DIP

DIP drive

115 V, 2 30 V

1(disc)

2(radio)

LINE

3(aux)

Bal. output

Music/Line

Amplifier

1 2 ... 5 6 7 8 9 10 11 12 13 14 15 ... 31 32

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Bosch PLE-1MA120-US Operations Instructions Page 10