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106 Chapter 2
Performance Verification Tests
13. Input Attenuation Switching Uncertainty
Example for 25 dB analyzer internal attenuation setting:
Post-test Instrument Restoration
16.Remove the RF cable from the analyzer input connector.
17.On the analyzer, press
Preset, System, Alignments,
Auto Align, All
.
Switching Error Marker Delta Reading Ideal Marker Delta Reading
Attenuattio
=
Marker Delta Reading 14.790 dB=
Ideal Marker Delta Reading 15 dB=
Attenuation Error 0.148 dB=
Switching Error 14.790 15 0.148() 0.062 dB==