Keysight 85309B User’s and Service Guide 2-23
Operating Information
Performing the Operator’s Check
5.
Connect a test cable to PNA Port 2.
6.
Connect a thru adapter between the two test cables.
7.
Normalize the PNA trace. If necessary, get instructions by searching the
embedded Help System of the PNA for “normalize.” After normalizing, the
trace should be flat at 0 dBm
8.
Remove the thru adapter between the two test cables.
Checking the J10 Reference IF Out
9.
Connect the test cable on PNA Port 1 to the 85309B rear panel port
Reference IF In (J4).
10.
Connect the test cable on PNA Port 2 to the 85309B rear panel port
Reference IF Out (J10).
11.
Place a marker on the PNA trace. In the frequency range of 10 – 20 MHz,
the IF Gain trace should be in the range of +21 dB to +25 dB, +/–0.5 dB.
See
for a typical IF Gain response trace.
Figure 2-8
Typical IF Gain Response Trace
Checking the J9 Test 1 IF Out
12.
Connect a test cable between the PNA Port 1 and the 85309B rear panel
port Test 1 LO/IF (J3).
Summary of Contents for 85309B LO/IF
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Page 18: ...1 10 Keysight 85309B User s and Service Guide Getting Started Getting Help with Your 85309B 1...
Page 86: ...4 32 Keysight 85309B User s and Service Guide Service Replaceable Parts 4...
