EXFO PM-1600 High-Speed Power Meter User Manual

Page 43

Acquiring Power Measurements

High-Speed Power Meter

Setting Display Resolution

To set the display resolution of a power measurement expressed

in dB or dBm,
1. Press Setup to access the Setup menu.

2. Use the up/down arrow keys to select Channel 1 Setup or Channel 2

Setup (PM-1620), then press ENTER. The current resolution is
displayed with the current power measurement in real time.

3. Press ENTER to access the display resolution edit box.

4. Use the up/down arrow keys to change the display resolution. The

power measurement is immediately affected as can be seen in the
display resolution edit box.

5. Press ENTER to confirm the new display resolution.

Note: You can toggle between dBm and W units while in the Channel Setup

menu by pressing dBm/W.

Note: When W is selected, the display resolution changes to AUTO (different W

units will be used according to the power of the signal detected). It is then
impossible to access the display resolution edit box.

Resolution

Averaging

Reference
Offset

002 (Inactive)

−

68.975 dBm

−

26.1746 dBm

Current display
resolution

Current power measurement
and unit

Exit Channel 2 Setup

100.000 dB

Reset