Keysight Technologies N9321C, Руководство пользователя

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Functions and Measurements
Making a Power Measurement with USB Power Sensor
78
8 Press
General Setup > Freq
to set the power frequency for the DUT.
The current frequency will display in the bottom line.
9 Press
Power Range > Auto Power
to toggles the measurement range
between
On
and
Off
. When it is set to
On
, the power range will be
adjusted automatically. Use auto range when you are not sure of
the power level you are about to measure. When it is set to
Off
,
press
Range
to select the upper range or lower range. The lower
range uses the more sensitive path and the upper range uses the
attenuated path.
10 Press
Meas > Meas Seup > Disp Mode
to set the display in meter.
chart or trace display. the measurement result will displays on the
screen as shown.
Figure 3-26 Power Measurement
Table 1 Power Sensor Range
Sensor Lower range Upper range
U2000/1/2/4A –60 dBm to –7 dBm –7 dBm to +20 dBm
U2000/1/2H –50 dBm to +3 dBm +3 dBm to +30 dBm
U2000/1B –30 dBm to +23 dBm +23 dBm to +44 dBm