Appendix B
B
Keysight U8903B Service Guide
147
Test record for balanced input sampling rate accuracy verification
Table B-3
Test record for balanced input sampling rate accuracy verification
Sampling rate F
SR
(kHz)
Impedance (
W
)
F
measure1
(kHz)
(Channel 1)
F
measure2
(kHz)
(Channel 2)
F
SRavg
(kHz)
SR
meas
(kHz)
F
SRerror
(ppm)
28.8
110
30
110
35
110
40
110
44.1
110
50
110
55
110
60
110
65
110
70
110
75
110
80
110
85
110
88.2
110
92
110
96
110
100
110
105
110
110
110
115
110
120
110
125
110
130
110
135
110
140
110
145
110
150
110
155
110
160
110
165
110
Содержание U8903B
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