Cable and Antenna Test Mode
R&S
®
Cable Rider ZPH
120
User Manual 1321.0950.02 ─ 03
2. Select the "Span" softkey.
The R&S Cable Rider ZPH opens an input field to specify the frequency span.
3. Enter the span you require.
The R&S Cable Rider ZPH sets the span you have entered.
Setting the displayed frequency range
In the default configuration, the R&S Cable Rider ZPH adjusts the start and stop fre-
quency according to the span and the center frequency, with the center frequency
being in the middle of the horizontal axis. Alternatively, you can directly set the start
and stop frequency.
1. Press the FREQ/DIST key.
2. Select the "Center" softkey.
The R&S Cable Rider ZPH opens an input field to specify the center frequency.
3. Enter the center frequency you require.
Alternatively, set the frequency range independent of span and center frequency.
4. Select the "Start" softkey and enter a start frequency
5. Select the "Stop" softkey and enter a stop frequency.
7.2.2.4
Selecting a Signal Standard for CAT Measurements (except DTF)
When you perform the reflection, cable loss, smith chart or phase measurement, the
R&S Cable Rider ZPH provides several configurations for measurements on a particu-
lar signal standard. When you select one of these standards, the R&S Cable Rider
ZPH loads the corresponding parameters like center frequency or span.
1. Press the FREQ/DIST key.
2. Select the "Signal Standard" softkey.
The R&S Cable Rider ZPH opens a submenu to select the signal standard.
3. Select either the "Select Uplink" or "Select Downlink" menu items.
The R&S Cable Rider ZPH opens the file manager to select the signal standard.
4. Select the standard you require.
The R&S Cable Rider ZPH load the settings of the standard you selected.
Configuring Cable and Antenna Tests
