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Chapter 13 RF Power Testing
Setting parameters
You can set measurement parameters such as frequency, external offset, resolution, display
mode, relative reference, and period.
Procedure
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Figure 64
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Press the SETUP hard key and then touch the Setting tab.
The Setting setup window appears.
To set the frequency to be measured, complete the following steps:
a
Select the cell next to the Frequency.
b
Enter a value by using the numeric keys or the rotary knob.
It must be within the frequency range of the connected power sensor.
See "RF power sensors" on page 169 for more information.
To set the external offset, complete the following steps:
a
Select the cell next to the External Offset.
b
Enter a value between -100 and 100 by using the numeric keys or the rotary knob.
To set the number of decimal places to be expressed for your measurement result, select the
Resolution option from the choices: 0, 1, and 2.
To set the display method, select the mode option from the choices: Absolute and Relative.
This setting is applicable only to the average and peak value of the directional power sensors.
If you select the Relative mode, you can choose the Relative Reference option from the
following choices
–
Last to use the last measurement value as a reference
–
Manual to set a reference value manually
To set a time period for the power measurement to be averaged, tap the drop-down list button and
then select the Period option from the choices: < 4.5 ms, < 9.5 ms, < 19 ms, < 38 ms, and
< 76 ms.
Touch the drop-down list button for Technology and then select your choice from the list.
Tap the Apply button in the lower-right corner of the setup screen to save the change(s).
Setting window for RF power measurements
CellAdvisor JD720C User's Manual
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