Agilent Technologies 8719ET Service Manual page 33

8719ET/20ET/22ET
8719ES/20ES/22ES
RF Network Analyzers
Cable Insertion Loss
1. Keep the test port cable connected to PORT 1 (REFLECTION port on ET models).
2. Connect an RF short to the other end of the cable.
3. Press
Marker Search
displayed response is twice the actual loss. Divide the response by two and refer to the
cable manual to see if it meets the insertion loss specification. If the insertion loss
specification is not met, the cable should be either repaired or replaced. For an example
of a typical insertion loss measurement, see
Figure 2-4 Typical Insertion Loss Measurements of Cables
Service Guide
SEARCH: MIN
to find the worst-case insertion loss. The
System Verification and Performance Tests
Figure 2-4.
Preliminary Tests
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