Figure 12: Composite Signal Connection - Tektronix WFM8200 User Manual

Signal Inputs
In cases where this instrument is placed at the end of a link, a BNC termination
must be installed on one side of the loop-through composite connector. The
termination must be 75 Ω and DC coupled.

Figure 12: Composite signal connection

WFM8200 and WFM8300 Waveform Monitors 25