Panasonic dBs Instruções de Operação Página 140

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Panasonic Digital Business System - Operating Instructions
March 1997 Issue 24
140
A Wire Voltages For An Incoming Call
B Wire Voltages For An Incoming Call
As can be seen from the graphs, both A and B wires are at -55v for 100ms ( or more depending upon network exchange
settings) at which point there is no potential difference and hence no current flow. This may be more easily seen on the
following diagram which combines the previous two.
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