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The capture tab includes general controls for changing the shape of a graph and capture controls for controlling what information is included in a capture. The name of the selected fiber node is displayed in the tab title. See General controls — all modes.

This tab also displays the UTSC capture parameters used by the device when triggering the test, including center frequency, frequency span, and bin size.

You can select different capture modes in this tab. Use the following sections to learn more about the capture controls available in each mode, the graphing options, and the differences between the capture modes.
The Upstream Spectrum Capture tab displays at the top of the tab the name of the fiber node, CMTS, and channel selected. The graph and general information area shows capture details as well as general controls and capture parameters used when triggering UTSC tests.
Screen capture of the entire Upstream Spectrum Capture interface. The sections that follow describe all the features.