Keysight N1911A

2 General Power Meter Functions
62 Keysight N1911A/1912A User’s Guide
Making Relative Measurements
Relative mode enables comparison of a measurement result to a reference value.
The relative reading, or difference, can be displayed in either dB or % terms. When
the measurement result is displayed in % a prefix multiplier may be shown.
Procedure
1 Press to display the Measurement Setup menu.
Figure 2-2 shows a Measurement Setup display and the relative measurement
items labeled.
2 Select the window you wish to set a reference value on by pressing the
key. The currently selected window/measurement is displayed.
3 Use the and keys to highlight the Relative setting field.
Figure 2-2 Typical relative measurement display
4 Press to check the Relative setting field.
5 Confirm that the power meter is measuring the signal you want to use as the
reference. This is displayed under the Result field.
Meas Select
Relative setting
field
Rel field
Original result
Selected
Window/
Measuremen
Result field