Keysight U8903B - Test Record for CMRR Verification; Table A-13 Test Record for CMRR Verification

Appendix A A
Keysight U8903B Service Guide 113
Test record for CMRR verification
NOTE
Use the test record below for the remaining test channels 3 and 4, channels 5 and 6, and
channels 7 and 8.
Table A-13 Test record for CMRR verification
U8903B input
range (V)
f
IN
(Hz)
Graph left edge
(Hz)
Graph right
edge (Hz)
F
CMRR
(Hz)
(Trace 1)
CMRR (dB)
(Trace 1)
F
CMRR
(Hz)
(Trace 2)
CMRR (dB)
(Trace 2)
0.32 500 300 800
0.32 1000 800 1200
0.32 10000 9800 10200
0.32 20000 19800 20200
1 500 300 800
1 1000 800 1200
1 10000 9800 10200
1 20000 19800 20200
3.2 500 300 800
3.2 1000 800 1200
3.2 10000 9800 10200
3.2 20000 19800 20200
10 500 300 800
10 1000 800 1200
10 10000 9800 10200
10 20000 19800 20200
32 500 300 800
32 1000 800 1200
32 10000 9800 10200
32 20000 19800 20200
100 500 300 800
100 1000 800 1200
100 10000 9800 10200
100 20000 19800 20200
140 500 300 800
140 1000 800 1200