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PD 7002:1996
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
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Essential requirements for connection of terminal equipment to 2-wire analogue interfaces, without capacitive termination, of public switched telecommunication networks using either the earth calling, the loop calling-disconnect clearing, the loop calling-guarded clearing or the loop calling-unguarded clearing signalling method
Hardcopy , PDF
31-01-2014
English
15-09-1996
Committees responsible
Foreword
1 Scope
2 References
3 Abbreviations, definitions and notation
4 Conformance principles
5 Connection arrangement
6 Off-line state
7 On-line state
8 Call routeing signalling methods
9 Call control signalling methods
10 Safety
11 Electromagnetic compatibility
Annexes
A (normative) Application of requirements to
implementations under test
B (informative) Information required for testing
C (normative) Tests
D (normative) Environmental test conditions
Tables
1 Coordinates of power level limit curve
2 Coordinates of limit curves for power level in a
10 HZ bandwidth
3 Coordinates of d.c. characteristics upper limit curve
4 MF coding frequencies
5 Absolute MF signalling power levels
A.1 Connection arrangements requirements table
A.2 Idle state requirements table
A.3 On-line state requirements table
A.4 Call routeing signalling methods requirements
A.5 Call control signalling methods requirements
B.1 Identification of the SUT
B.2 Connection arrangement requirements table
B.3 Idle state requirements table
B.4 On-line state requirements table
B.5 Call routeing signalling methods requirements table
B.6 Call control signalling methods requirements table
B.7 Ranges of environmental test conditions
B.8 Extra information for testing
D.1 Tolerances of components and physical quantities
Figures
1 Power level limit above 4.0 kHz of the output level
from the terminal equipment
2 Limits of power level in a 10 Hz bandwidth of the
output signal from the terminal equipment
3 Impedance reference network
4 d.c. characteristics
5 Loop disconnect timing diagram
6 d.c. excited test circuit
7 Circuit for the measurement of MF signalling power
levels
8 Impedance balance test circuit
9 Pulse detection circuits
10 Scheme of measurement circuit
11 Artificial line segment, 0.1 km length
12 Circuit for tests for correct call handling and for
correct operation during PSTN line disturbances
13 Circuit for PSTN seize signal test
14 Circuit for measuring PSTN seize signal test
15 Feeding bridge
16 Absolute MF signalling power levels
17 Local telephone system (LTS)
List of references
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