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4-5
Performance Tests
2. External Source Mode Frequency Range
2. External Source Mode Frequency Range
Perform this test to verify that the analyzer’s reference channel, input R, is
capable of phase locking to an external CW signal.
Required
Equipment
External Source . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Agilent 83640A
Cable, APC-7, 24-inch . . . . . . . . . . . . . . . . . . . . . . . . . Agilent P/N 8120-4779
Adapter, APC-3.5 (f) to APC-7 . . . . . . . . . . . . . . . . . . Agilent P/N 1250-1747
Adapter, APC-3.5 (m) to APC-7 . . . . . . . . . . . . . . . . . Agilent P/N 1250-1746
Procedure
1
On the external source, press
PRESET
,
CW
,
10
,
MHz/msec
,
POWER LEVEL
,
–/
←
,
20
,
GHz/dB(m)
.
2
Connect the equipment as shown in Figure 4-2.
Figure 4-2. External Source Mode Frequency Range Test Setup
3
On the analyzer, press
PRESET
,
MEAS
,
INPUT PORTS
,
R
.
4
Press
SYSTEM
,
INSTRUMENT MODE
,
EXT SOURCE AUTO
,
MENU
,
CW FREQ
,
10
,
M/
µ
.