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4-66
Performance Tests
18. Test Port Output/Input Harmonics (Option 002 Analyzers with Option 006 Only)
47
After one sweep, press
DISPLAY
,
DATA→MEMORY
,
DATA/MEM
to normalize the
trace.
48
Press
SCALE REF
,
AUTO SCALE
,
SCALE/DIV
,
1
,
x1
to get a better viewing of the trace.
49
Press
SYSTEM
,
HARMONIC MEAS
,
HARMONIC THIRD
.
50
After one sweep, press
SCALE REF
,
AUTO SCALE
.
51
Press
MARKER FCTN
,
MARKER MODE MENU
,
MKR SEARCH
,
SEARCH MAX
.
52
Write the marker 1 value on the “Performance Test Record.”
18. Test Port Output/Input Harmonics
(Option 002 Analyzers with Option 006 Only)
Perform this test to determine the spectral purity of the Agilent 8702D input
and output test ports.
Required
Equipment
Cable, APC-7, 24-inch . . . . . . . . . . . . . . . . . . . . . . . . . .Agilent P/N 8120-4779
Attenuator (2), 20 dB . . . . . . . . . . . . . . . . . . . . . . . Agilent 8492A Option 020
Procedure
Test Port Output Worst Case 2nd Harmonic
1
Press
PRESET
,
MENU
,
POWER
,
10
,
x1
to set the test port power to +10 dBm.
2
Press
START
,
16
,
M/
µ,
STOP
,
3
,
G/n
to set the frequency range.
3
Press
AVG
,
IF BW
,
10
,
x1
to set the IF bandwidth to 10 Hz.
4
Connect the equipment as shown in Figure 4-38.
NOTE
The test port input 3rd harmonic specifications are
better
than the test port output 3rd
harmonic specifications.