Technical data

2-46 Chapter 2
Performance Tests
11. Receiver Input Impedance
35.Press .
36.Connect an open to the test port cable adapter. Press .
37.Connect a short to the test port cable adapter. Press .
38.Connect a 50 Ω termination to the adapted test port cable. Press
.
39.Connect the equipment as shown in Figure 2-21.
Figure 2-21 Receiver R Input Impedance Test Setup
40.Remove the 50 Ω termination from the test port cable adapter. Connect the adapted test
port cable to the analyzer INPUT R. Press .
41.Press .
42.Press to set marker 1 and
marker 2 to 300 kHz and 2 MHz respectively.
43.Use the analyzer front panel knob to move marker 2 to the peak value between 300 kHz
and 2 MHz. Write the marker 2 reading on the performance test record under
“R Return Loss (A/B),” 300 kHz–2 MHz.
44.Press to set marker 1 and
marker 2 to 2 MHz and 1.3 GHz respectively.
45.Use the analyzer front panel knob to move marker 2 to the peak value between 2 MHz
and 1.3 GHz. Write the marker 2 reading on the performance test record under
“R Return Loss (B/R),” 2 MHz–1.3 GHz.
46.Press to set marker 1 and marker 2
to 1.3 GHz and 3 GHz respectively.
Cal
CALIBRATE MENU S11 1-PORT
FORWARD: OPEN
SHORT
LOAD
DONE 1-PORT CAL
Scale Ref
AUTO SCALE
Sweep Setup
TRIGGER MENU SINGLE
Marker
MARKER 1
300 k/m
MARKER 2
2 M/µ
Marker
MARKER 1
2 M/µ
MARKER 2
1.3 G/n
MARKER 1
1.3 G/n
MARKER 2
3 G/n