Agilent Technologies 4395A, Service Manual

Page: 82 / 343

Figure 2-19. B/R Magnitude Ratio/Phase Frequency Response T est Setup
Set the 4395A con trols as follo ws:
Con trol Settings Key Strok es
Active Channel: CH 1 4 Ch 1 5
Input P ort: B/R
4 Meas 5,
NNNNNNNNNNN
B/R
F ormat: LOG MA G
4 F ormat 5,
NNNNNNNNNNNNNNNNNNNNNNN
LOG MAG
Active Channel: CH 2 4
Ch 2
5
Input P ort: B/R
4 Meas 5,
NNNNNNNNNNN
B/R
F ormat: PHASE
4 F ormat 5,
NNNNNNNNNNNNNNNNN
PHASE
Start F requency: 1 MHz 4
Start
5, 4
1
5, 4
M/
5
Stop F requency: 500 MHz 4 Stop 5, 4 5 5, 4 0 5, 4 0 5, 4 M/ 5
Num b er of P oints: 500
4 Sw eep 5,
NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN
NUMBER of POINTS , 4 5 5, 4 0 5, 4 0 5, 4 x1 5
Press 4
T rigger
5,
NNNNNNNNNNNNNNNNNNNN
SINGLE to make a sw eep. W ait for the completion of the sw eep.
Set the 4395A con trols as follo ws:
Con trol Settings Key Strok es
Active Channel: CH 1 4
Ch 1
5
Data !Memory
4
Displa y
5,
NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN
DATA !MEMORY
Active Channel: CH 2 4 Ch 2 5
Data !Memory
4 Displa y 5,
NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN
DATA !MEMORY
Rev erse the cable connections of the 4395A A and R inputs as sho wn in setup 2 of
Figure 2-18.
Press 4
T rigger
5,
NNNNNNNNNNNNNNNNNNNN
SINGLE to make a sw eep. W ait for the completion of the sw eep.
Set the 4395A con trols as follo ws:
Con trol Settings Key Strok es
2-48 P erformance T ests