4-29
Performance Tests
8. Test Port Crosstalk
Figure4-17. Test Port 2 Input Frequency Response Test Setup
48 Press MEAS, INPUT PORTS, B.
49 Press MARKER, MARKER 1, MARKER FCTN, MARKER MODE MENU, MKR SEARCH,
SEARCH:MIN.
50 Press MARKER, MARKER 2, MARKER FCTN, MARKER MODE MENU, MKR SEARCH,
SEARCH:MAX.
51 Write the marker 1 or marker 2 reading, whichever has the largest magnitude,
in the “Performance Test Record.”
In Case of
Difficulty
1Be sure you have used the correct power sensor for the frequency range.
2Verify that the calibration factors that you have entered for the power sensors
are correct.
3Repeat this test with a “known good” thru cable.
8. Test Port Crosstalk
Perform this test to verify the signal leakage between the analyzer’s test ports.