Measurements on CW Signals R&S FSH3
Performing Distance to Fault Measurement
(only for R&S FSH3 with tracking generator (order No. 1145.5850.13 or 1145.5850.23), installed option
R&S FSH-B1 (Distance to Fault Measurement) and VSWR Bridge and Power Divider R&S FSH-Z2).
Control
cable
RF connector
VSWR Bridge and
Power Divider
R&S FSH-Z2
Test port
Generator
output
Measurement
cable
Short
Cable
under Test
¾ Connect the control cable of the R&S FSH-Z2 to the Power Sensor connector of the R&S FSH3.
¾ Connect the RF and Generator port of the R&S FSH-Z2 to the RF input and generator output of the
R&S FSH3.
¾ Connect the 1-m test cable supplied with option R&S FSH-B1 to the bridge test port.
N.B.: The 1-m cable must be used. Results are useless without this cable.
¾ Press the MEAS key.
¾ Press the MEASURE softkey.
¾ Using the Cursor keys or the Rotary knob, select the DISTANCE TO FAULT menu item and confirm
your selection with the ENTER key or the MEAS softkey.
The R&S FSH3 turns on the "Distance to Fault" measurement function.
The R&S FSH3 delivers best results, if the Center Frequency is set to the frequency the device under
test is operated.
¾ Press the FREQ key.
¾ Input the Center Frequency (e.g. frequency of the antenna at the end of the cable under test).
1145.5973.12 2.14 E-6
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