Power Measurement How to Measure Power
84 Agilent 8163A/B, 8164A/B, and 8166A/B User’s Guide, Fourth Edition
3 Move to the channel number you want to reference, using the cursor
key, and press Enter. For example, in Figure 43, you could choose
3.1 (for channel 3.1). Refer to “Slot and Channel Numbers” on
page 40 for information on channel numbers.
To return to setting a constant reference level:
1 Move to the Power Meter channel and press the [Details] softkey.
2 Move to the [Ref Mode] parameter and press Enter.
3 Move to the <Value> menu option and press Enter.
How to Set the Wavelength
This is the wavelength value. The responsivity of the Power Meter
varies with wavelength. For accurate power measurement, you need to
input the wavelength of the optical input. To set the wavelength to
1545.000 nm:
1 Move to the Power Meter channel and press the [Details] softkey.
2 Move to the [λ] parameter and press Enter.
3 Enter 1545.000 and press Enter.
Figure 43 Referencing Another Channel
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