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Bosch PLN-1LA10 Installation And User Instructions Manual page 11

Security systems plena loop amplifier
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Plena Loop Amplifier | Installation and User Instructions | System overview
1
0 dB
-6 dB
-20 dB
1
Power
0
11
figure 1.3: Front and rear views
Priority
100V
input
0
Phantom
Mic
Bal. input
1
Line
Mic
Bal. input
2
Line
figure 1.4: Block diagram
Bosch Security Systems | 2005-05 | 9922 141 50672en
2
_
0
+
10
9
12
13
Slave Out
Master In
VU LED
PRE Amp. POST Amp.
Metal loss
compensation
Master Slave
Priority input
AGC
Limiter
5K 10K
AGC
100V 0
25
24
23
22
Vox
Mix
Mute
Master
_
+
0
8
14
15
16
Line Out
Fault
90º
Supervision
NO
C
NC
On
Off
1
2
Phantom
Phantom
Vox
Mix
On
Off
Mic
Line
On
21
Tone
Priority
Limiter
control
90º
2
3
1
5
10
Fault
Current
Loop
AGC
Limiter
Integrity
7
6
5
Apparatus delivered
Connected for 230V
Line fuse: 230V 3A
115V 6A
Loop
Out
Com
Off
Mic
Line
20
19
Master in
Master
Slave out
90º
en | 11
4
17
18
115V
230V
Out
Com

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