EXFO IQS-1600 High-Speed Power Meter for IQS-500/600 - Manual (Page 31)

Setting Up Your High Speed Power Meter
High Speed Power Meter 23
Setting Channel Display(IQS-1620, IQS-1640)
To define a virtual channel:
1. Click on the Settings function tab, then select the Virtual Channels
tab.
2. Click on the desired virtual channel (when using a dual-channel power
meter, only virtual channel 1 is available).
Note: If you change settings, such as the units or trigger options, in the Channels
tab, your virtual channel(s) may be deactivated. Ensure your settings are
defined before selecting one or more virtual channels.
3. Click on Active to use the channel, then enter a name for it if desired.
4. In the first box of the Operation area, select the first optical channel
using the arrow buttons.
5. In the second box, select the virtual channel operator (+, −, *, or /).
6. In the third box, select the second channel in the same way.
7. Click on Apply to set the virtual channel.