Keysight Technologies N4000A SNS Series, Operating And Service Manual, Page: 39 / 81

Operating Guide 4
Keysight N4000/1/2A Operating and Service Manual 39
Figure 4-10 Typical example of power reading with Noise Source On
14 Press the Noise Source menu key and set it to Noise Source (Off) .
15 Monitor the power value which appears in the manual measurement screen.
Figure 4-11 on page 40 shows a typical example of this.
NOTE
The monitored value is only to be used to indicate if the SNS is switching the
Excess Noise “On” and “Off” by showing a change in power value.