Exfo PM-1600 High-Speed Power Meter Manual do Utilizador descarregar pdf (Página 43)

Acquiring Power Measurements

High-Speed Power Meter 33

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