Rohde & Schwarz FSH4, Руководство по эксплуатации

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R&S FSH Spectrum Analyzer Mode
Performing Spectrum Measurements
Operating Manual 1309.6275.12 - 14 56
2.1.4.2 Configuring the Measurement
In addition to creating and editing standards with the R&S FSH4View software, the
R&S FSH also provides functionality to set up a measurement configuration.
Setting the number of transmission channels
M Press the MEAS key.
M Press the "Channel Settings" softkey.
M Select the "Tx Channels" menu item.
The R&S FSH opens an input field to define the number of transmission channels.
M Enter the number of transmission channels you need for the measurement.
Setting the number of adjacent channels
M Press the "Channel Settings" softkey.
M Select the "Adj Channels" menu item.
The R&S FSH opens an input field to define the number of adjacent channels.
M Enter the number of adjacent / alternate channels you need for the measurement.
The borders of Tx channels are displayed red in the trace diagram, the borders of
adjacent and alternate channels are displayed green.
Setting the channel bandwidth
The channel bandwidth specifies the frequency range around the center frequency,
over which the R&S FSH performs the power measurement.
M Press the MEAS key.
M Press the "Channel BW" softkey.
The R&S FSH opens a dialog box
to specify the channel bandwidth
for all channels.
M Select the channel you want to
change the bandwidth for.
M Activate the input by pressing the
ENTER key.
M Enter the channel bandwidth you need.
The R&S FSH sets the appropriate span for the channel bandwidth that you have
entered according to the criteria desribed above. This ensures that no incorrect
channel power measurements are made.
The minimum channel bandwidth that you can set is 833 Hz at a span of 1 kHz.