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6-27
Performance Tests – Option 011
9. Receiver Input Crosstalk
Required
Equipment
2-way Power Splitter (2), 50
Ω
. . . . . . . . . . . . . . . .Agilent 11667A Option 001
Termination (3), 50
Ω
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Agilent 908A
Attenuator, 20 dB . . . . . . . . . . . . . . . . . . . . . . . . . . .Agilent 8491A Option 020
RF cable set, 50
Ω
, Type-N . . . . . . . . . . . . . . . . . . . . . . . . . . . . Agilent 11851B
Procedure R into A Crosstalk from 300 kHz to 1 GHz
1
Connect the equipment as shown in Figure 6-13.
Figure 6-13. R into A and R into B Crosstalk Test Setup
2
Press
PRESET
,
MENU
,
POWER
,
6
,
x1
,
AVG
,
AVERAGING FACTOR
,
5
,
x1
,
AVERAGING ON
,
IF
BW
,
10
,
x1
.
3
Press
SCALE REF
,
25
,
x1
to get a better scaling of the data trace.
4
Press
MARKER FCTN
,
MARKER MODE MENU
,
MKR SEARCH ON
,
TRACKING ON
,
SEARCH:MAX
.
5
Press
STOP
,
1
,
G/n
,
MENU
,
TRIGGER MENU
,
NUMBER of GROUPS
,
5
,
x1
.
6
When the analyzer finishes the number of sweeps, write the marker value,
which appears on the analyzer display, on the “Performance Test Record.”
R into A Crosstalk from 1 GHz to 3 GHz
7
Press
START
,
1
,
G/n
,
STOP
,
3
,
G/n
,
NUMBER of GROUPS
,
5
,
x1
.
8
When the analyzer finishes the number of sweeps, write the marker value,
which appears on the analyzer display, on the “Performance Test Record.”