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Chapter 4
211
Calibration
Power Calibration
4. Cal
ibra
tion
Setting power sensor calibration factor table
NOTE
Before using the power sensor calibration factor table of the E5070B/E5071B, set the
calibration factor to 100% and then calibrate the power sensor.
When you use the 437B or 438A as the power meter, you need to set the power sensor
calibration factor table with the E5070B/E5071B.
If you use a power meter other than the 437B or 438A, refer to the following table.
Power sensor
Setting of calibration factor table
8482A
Set the calibration factor table with the E5070B/E5071B only when you do
not set the calibration factor table with the power meter.
If you set the calibration factor table with both the power meter and the
E5070B/E5071B, calibration is executed by both of them and you cannot
obtain correct measurement results.
E4412A
ECP-E18A
You do not need to set the calibration factor table with the E5070B/E5071B.
Even if you set the calibration factor table with the E5070B/E5071B, this
setting would be ignored.
NOTE
If you use the E4418A, E4419A, EPM-441A, or EPM-442A with firmware version
Ax.02.00 or earlier and you set the calibration factor table with the E5070B/E5071B,
calibration is executed by both the power meter and the E5070B/E5071B due to this
firmware version, and thus you cannot obtain correct measurement results. Therefore,
never set the calibration factor table under this condition with the E5070B/E5071B.
Use the following procedure to set the power sensor’s calibration factor table:
Step 1.
Press
.
Step 2.
Press
Power Calibration
.
Step 3.
Press
Sensor A Settings
(for power sensor connected to channel A) or
Sensor B Settings
(for power sensor connected to channel B).
Step 4.
Press
Ref Cal Factor
.
Step 5.
Enter the reference calibration factor (the calibration factor at 50 MHz).
Step 6.
According to the calibration factor data attached to the power sensor, set the frequency
(
Frequency
) and the coefficient (
Factor
) of the calibration factor table by using the
following hardkeys and softkeys.
NOTE
Pressing
-
OK
does not affect the current setting of the reference calibration factor
and the calibration factor table.
NOTE
For a frequency other than one set in the table, a value obtained by linear interpolation of
the calibration factors at the 2 points adjacent to the frequency is used. If a frequency is
lower than the lowest frequency in the table, the calibration factor at the lowest frequency
is used; if larger than the highest frequency in the table, the calibration factor at the highest
Содержание E5070B
Страница 6: ......
Страница 30: ...24 Contents ...
Страница 34: ...28 Chapter1 Precautions Before contacting us ...
Страница 286: ...280 Chapter6 Data Analysis Using the Equation Editor ...
Страница 430: ...424 Chapter12 Optimizing Measurements Performing a Segment by Segment Sweep segment sweep ...
Страница 479: ...473 14 Controlling E5091A 14 Controlling E5091A This chapter explains how to control the E5091A multiport test set ...
Страница 538: ...532 Chapter15 Measurement Examples Executing Power Calibration ...
Страница 604: ...598 AppendixA Manual Changes Manual Changes Figure A 12 Two port Touchstone file Figure A 13 Three port Touchstone file ...
Страница 634: ...628 AppendixB Troubleshooting Warning Message ...
Страница 732: ...726 AppendixD Softkey Functions Trigger Menu ...
Страница 740: ...734 AppendixE General Principles of Operation Data Processing ...
Страница 760: ...754 AppendixF Replacing the 8753ES with the E5070B E5071B Comparing Functions ...