N5245-90002 User’s and Service Guide
33
N5244/45AS Option H85
Example: Making High Power Measurements With Option H85
19. In the dialog box, select
Port 1 Reference Mixer Switch
>
External
and press
OK
to active
the R1 Input path.
Figure 30
Port 1 Mixer Switch
20.Measure the output power at Test Port 1, using a power meter. Verify the power
measurement.
If you are measuring a highly reflective device, a high power isolators should be inserted
between the 20 dB coupler and CPLR THRU front panel ports to protect Port 1 Source.