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Chapter 24 249
VXA Measurement Application
Basic VSA-Lite Performance (89601X Option 205)
Input
Amplitude Accuracy
RBW
Shape Factor
The window choices below allow the
user to optimize the RBW shape as
needed for best amplitude accuracy,
best dynamic range, or best response
to transient signal characteristics.
Selectivity Passband
Flatness
Rejection
Flat Top 0.41 0.01 dB >95 dBc
Gaussian Top 0.25 0.68 dB >125 dBc
Hanning 0.11 1.5 dB >31 dBc
Uniform 0.0014 4.0 dB >13 dBc
Description Specifications Supplemental Information
Range Full Scale, combines attenuator
setting and ADC gain
−20 dBm to 20 dBm, 10 dB steps
−20 dBm to 22 dBm, 2 dB steps
−40 dBm to 20 dBm, 10 dB steps, up to 3.6 GHz
−40 dBm to 22 dBm, 2 dB steps, up to 3.6 GHz
standard
Option FSA or EA3
Option P03
Options P03 and either
FSA or EA3
ADC overload +2 dBfs
Description Specifications
Supplemental
Information
Absolute Amplitude
Accuracy
Frequency
<3.6 GHz
95% confidence accuracy
±0.40 dB
Amplitude Linearity
Level
−70 dBfs to 0 dBfs
< −70 dBfs
Linearity
±0.15 dB
±0.20 dB
IF Flatness
Description Specifications Supplemental Information