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System Description Party Line Telephone System PLTS
2.2 J3KA Frontpanel
To facilitate commissioning and maintenance of a system, the frontpanel of the bridging
amplifier is equipped with the following:
Testpoints on inputs and outputs
Potentiometers for level adjustments
A light emitting diode (LED) for supply indication
J3KA
BCPT1010.SD.E2.doc, Version 1.0
4-WAY
BRIDGING AMPLIFIER
INPUTS
1
+
2
1
3
3
+
4
+
4
1
2
3
6
+
4
+
7
1
3
2
9
+
4
10
+
1
4
2
12
+
3
SUPPLY
BlueCom AG, 1.3.1999
OUTPUTS
14
+
1
16
+
+
17
2
19
+
+
20
3
22
+
23
+
4
25
+
7
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