Technical data

Chapter 3 3-23
Adjustments and Correction Constants
Sampler Magnitude and Phase Correction Constants (Test 53)
Sampler Offset Adjustment
1. Connect the equipment as shown in Figure 3-9. The setup is configured to test the R
and B samplers. To test the A sampler, disconnect the cable from the B input and
connect it to the A input.
Figure 3-9 Sampler Offset Test
2. Press .
3. Press .
4. Press (specific sampler A, B, or R).
5. Press .
6. Press .
7. Read the value of marker 1, (along with its algebraic value), and perform the following
calculation:
• Subtract the marker value from 4.0.
• Multiply the result by 4.0.
• Round the result to the nearest integer.
8. Record this number for each sampler.
Preset Start 100 k/m
Power 6 x1
Meas
INPUT PORTS
System
CONFIGURE MENU RAW OFFSET OFF
Marker
MARKER 1
Marker Search
SEARCH: MAX