Table 5.
50 Ω
Passband Amplitude Flatness and Bandwidth Verification
Config
Sample
Rate
(S/s)
Vertical
Range
(V
pk-pk
)
Test Point
As-
Found
Limits
(dB)
As-Left
Limits
(dB)
Measurement
Uncertainty
(dB)
3
Frequency
(MHz)
Amplitude
(dBm)
1
125 M
0.25 V
0.05
-11
—
—
—
2
1 G
0.25 V
1.1
-11
±0.5
±0.38
±0.103
3
1 G
0.25 V
10.1
-11
±0.5
±0.38
±0.103
4
1 G
0.25 V
30.1
-11
±0.5
±0.37
±0.104
5
1 G
0.25 V
60.1
-11
±0.5
±0.35
±0.105
6
1 G
0.25 V
90.1
-11
±0.5
±0.33
±0.110
7
1 G
0.25 V
120.1
-11
±0.5
±0.31
±0.118
8
1 G
0.25 V
170.1
-11
±0.5
±0.29
±0.117
9
1 G
0.25 V
190.1
-11
±0.5
±0.28
±0.120
10
1 G
0.25 V
210.1
-11
±0.5
±0.27
±0.124
11
1 G
0.25 V
230.1
-11
±0.5
±0.26
±0.126
12
1 G
0.25 V
245.1
-11
±0.5
±0.25
±0.127
13
1 G
0.25 V
270.1
-11
±0.5
±0.25
±0.124
14
1 G
0.25 V
290.1
-11
±0.5
±0.25
±0.120
15
1 G
0.25 V
330.1
-11
±0.5
±0.24
±0.122
16
1 G
0.25 V
400.1
-11
-3.0 to
1.0
-2.38 to
-0.1
±0.126
17
125 M
0.5 V
0.05
-5
—
—
—
18
1 G
0.5 V
1.1
-5
±0.5
±0.38
±0.103
19
1 G
0.5 V
10.1
-5
±0.5
±0.38
±0.103
20
1 G
0.5 V
30.1
-5
±0.5
±0.37
±0.104
3
Measurement uncertainty is based on the following equipment and conditions:
•
Rohde & Schwarz NRP-Z91 at 20 °C to 25 °C.
•
Harmonics from the signal generator are less than -30 dBc.
PXIe-5164 Calibration Procedure
|
© National Instruments
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23
