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Adjustment Procedures
5–20
TDS 684A, TDS 744A, & TDS 784A Service Manual
5 ns
C1
20 ns
R1
10 ns
R2
Adjust R1 for best overall match.
1
Adjust R2 and C1 for best match
between front corners.
2
Repeat the first two steps as needed
due to interaction between adjustments.
3
Figure 5–10: Adjustments versus Front-Corner Response
3. Disconnect the hookup: Unplug the probe from the BNC-to-probe tip
adapter. Reverse the instructions in Figure 5–5, page 5–13, to reinstall the
retractable probe tip.