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HP4402.book : chapter2.fm 25 Fri Feb 12 15:32:45 1999
Power Meter Operation
Making Measurements using Sensor Calibration Tables
HP E4419B User’s Guide 2-25
There are also ten sensor calibration tables named CUSTOM_0 through
CUSTOM_9 which do not contain any data when the power meter is
shipped from the factory.
You cannot delete any of the 20 sensor calibration tables. Each sensor
calibration table can contain a maximum of 80 frequency points each. If
you want a new sensor calibration table you must edit an existing one.
To edit a table:
1. Select one using the and hardkeys to scroll through the
displayed tables. When the table you want to edit is highlighted
press . The “Edit Cal” screen is displayed as shown
in Figure 2-5 on page 2-21. In this screen you can modify, add and
remove frequency and calibration factors and also edit the table
name. Use the , , and hardkeys to move
between the table name and its frequency and calibration factors.
A frequency in the range of 0.001 MHz to 999.999 GHz can be
entered.
A calibration factor in the range of 1% to 150% can be entered.
The following rules apply to naming sensor calibration tables:
■ The name must consist of no more than 12 characters.
■ All characters must be upper or lower case alphabetic
characters, or numeric (0-9), or an underscore (_).
■ No other characters are allowed.
■ No spaces are allowed in the name.
2. To edit the parameter you currently have selected press .
The power meter displays the data in a pop up window. Modify
this data (see below) as desired.
■ Use or to modify the character on which the cursor
is currently positioned.
■ Use or to move to other characters.
3. To confirm your choice press the appropriate softkey.
4. To add a new sensor calibration table entry press . You are
prompted for the frequency and calibration factor. The entry is
sorted by frequency.
5. To remove a sensor calibration table entry use the , ,
and hardkeys to select the entry, press . If you
delete the frequency the equivalent calibration factor is also
removed and vice versa.
Edit Table
Change
Insert
Delete