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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 analyzerโ€™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
,
โ€“/
โ†
,
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/
ยต
.