Signal Inputs
In cases where t
his instrument is placed at the end of a link, you must install a
BNC termination on one side of the loop-through external reference connector.
The termination must be 75 Ω and DC coupled. (See Figure 16.)
Figure 16: External reference signal connection
Signal Generation
If this instrument has Option PHY installed, it can generate SD-SDI and HD-SDI
signa
ls. With Option 3G installed, it can also generate a 3 Gb/s test signal. (See
Figure 17.)
Thre
e types of signals can be generated in Level A and Level B:
75% bars
100% bars
Pathological
WFM8200 and WFM8300 Waveform Monitors 31
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