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Typical Cable Test Configurations
2-4
Test Setup
Figure 2−3. Two-Node Multipoint Transmission
R16
100
P3
R3
49.9
R5
100
U1
R7
100
R6
100
J2
9
10
5
P2
Twisted Pair Cable
Input Signal
R14
49.9
R4
100
U2
R15
100
U1
J8
11
12
2
7
6
4
Input Signal
R13
453
J7
TP3
R2
453
J1
Output Signal
TP1
TP4
3
W1
V
CC
Jumper
1
3
W4
V
CC
Jumper
2
W3
Jumper
V
CC
W2
V
CC
Jumper
4
TP2
P1
Signal Source
Output
Cable
Active Voltage
Probe into one
Channel of Scope
Terminated in
High Impedance
Cable
Output Signal
Cable
Active Voltage
Probe
Active Voltage
Probe
Active Voltage
Probe into one
Channel of Scope
Terminated in
High Impedance
50-Ω
50- cable orΩ
with 50-Ω
50-Ω
50-Ω
50- cable orΩ