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Chapter 1 39
Agilent EXA Signal Analyzer
Amplitude Accuracy and Range
Description Specifications Supplemental Information
Display Scale Switching Uncertainty
Switching between Linear and Log
0 dB
a
a. Because Log/Lin and Log Scale Switching affect only the display, not the measurement, they
cause no additional error in measurement results from trace data or markers.
Log Scale Switching
0 dB
a
Description Specifications Supplemental Information
Display Scale Fidelity
abc
Log-Linear Fidelity (relative to the
reference condition of −25 dBm input
through the 10 dB attenuation, or
−35 dBm at the input mixer)
Input mixer level
d
Linearity
−80 dBm ≤ ML ≤ −10 dBm ±0.15 dB
ML < −80 dBm ±0.25 dB
Relative Fidelity
e
Applies for mixer level
d
range from −10
to −80 dBm, mechanical attenuator only,
preamp off, and dither on.
Sum of the following terms:
high level term
Up to ±0.045 dB
f
instability term Up to ±0.018 dB
slope term
From equation
g
prefilter term
Up to ±0.005 dB
h