How to Measure Power Power Measurement
Agilent 8163A/B, 8164A/B, and 8166A/B User’s Guide, Fourth Edition 89
How to Set the Range
If you choose <Auto> from the Range mode menu, this parameter can
not be set. The Range parameter, [Range], is displayed in light grey
text, see Figure 47, in automatic ranging mode and displays the
automatically-determined range.
If you choose <Manual> from the Range mode menu, you must choose
a range setting from the Range menu.
To choose a range setting, follow the following steps:
1 Setup the instrument.
2 Move to the Power Meter channel and press the [Details] softkey.
3 Move to the [P] parameter and press the [Power Unit] softkey. You
will see the menu in Figure 42.
4 Move to <dBm>, by using the cursor key, and press Enter.
5 Move to the [Range Mode] parameter and press Enter.
6 Move to <Auto>, by using the cursor key, and press Enter.
7 Perform a set of measurements.
8 Note the highest [Range] that the instrument automatically set
during this set of measurements.
9 Move to the Power Meter channel and press the [Details] softkey.
Figure 47 Auto-Range Mode
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