Keysight 86205A, Operating And Service Manual

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Performance Tests 3
Keysight 86205A Operating and Service Manual 29
Figure 3-3 Equipment setup for coupling loss measurement
7 To measure the coupling loss, press the following keys.
SCALE, 5, x1
MKR FCTN, MARKER SEARCH, MAX
The value should be between -14 dB and -18 dB. Write the maximum coupling loss on the test
record located at the end of this chapter.
In case of failure
Check connectors for damage. Clean and gage connectors.
Verify that the calibration kit devices are within their tolerances. Check adapters and cables to
make sure that they are not broken.
If the bridge appears to be bad, it must be replaced. It can only be repaired at the factory.
KEYSIGHT 8753C
NETWORK
ANALYZER
KEYSIGHT 86025A
DIRECTIONAL
BRIDGE