Agilent Technologies 8753ES Option 011 Service Manual page 76

Performance Tests
13. Receiver Magnitude Compression
∆ MODE MENU
12.Press
13.Press
MARKER 2
Marker
14.Press
MARKER 3
Marker
15. Determine which value of marker 2 and marker 3 has the largest absolute value.
Record this value in the column of the performance test record labeled "Measured
Value."
16.Press
Sweep Setup
record). Set the calibration factor on the power meter for this CW frequency.
17.Press
TRIGGER MENU
.
CW TIME
18.Press . Use the analyzer's front panel knob to adjust the source power for a
Power
power meter reading of −20.00 dBm. Write the source power value, which appears on
the analyzer's display, in the "Start Power" column of the performance test record.
19.Press . Use the analyzer's front panel knob to adjust the source power for a
15 x1
power meter reading of 0.00 dBm. Write the source power value in the "Stop Power"
column of the performance test record.
20.Press
Sweep Setup
analyzer's keypad to enter the "Start Power" value as determined in step 18.
21.Press and enter the "Stop Power" value as determined in step 19.
Stop
22.Press
Sweep Setup
Scale Ref AUTO SCALE
23.Repeat steps 11 to 22 (omitting step 12) for the other CW frequencies listed in the
performance test record.
2-60
∆REF=1
. (This step is only necessary for the first frequency.)
Marker Search
Marker Search
CW FREQ
50 M/µ
CONTINUOUS
SWEEP TYPE MENU
TRIGGER MENU SINGLE
.
.
SEARCH: MAX
.
SEARCH: MIN
(or the next CW frequency from the test
SWEEP TYPE MENU
Sweep Setup
POWER SWEEP
Start
. At the end of the sweep, press
. Use the
Chapter 2