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Section
Chapter 7. Specifications
Signaling Characteristics
Table 7-14. Signaling to CO
Item
Specification
Dial pulse
8 to 11 pulses per second (PPS)
Break ratio
58
to
64%
Minimum
pause
0.7
to
1.0 seconds
Trunk start
Loop or ground start
Table
Signaling
Item
Level
Distortion
Trunk input (DISA)
-40
(minimum)
Less than 10%
Output
DBS (at
High level: -8
(minimum)
Low level: -10
(minimum)
Analog station input (Dial
-35
(minimum)
Less than 10%
status)
Analog station output (Talk High level: -8 dBm+/-0.5
Less than 5%
Path
Low level: -6 dBm+/-0.5
phone to an SLT)
Table 7-16. Transmission
Item
level
Loss
CO trunk to analog station
Analog station to CO trunk
CO trunk to digital station
Digital station to CO trunk
Digital station to digital station
Digital station to analog station
Analog station to digital station
Analog station to analog station
Specification
600 Ohms
600 Ohms
6dB
6
6dB
6dB
DBS-70-300
DBS Manual Issued
7-15
Summary of Contents for DBS 40
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