2-44 Service Guide
System Verification and Performance Tests 8719ET/20ET/22ET
Performance Tests 8719ES/20ES/22ES
RF Network Analyzers
Calibration
6. Connect a thru (RF cable) between PORT 1 and PORT 2 on ES models (REFLECTION
and TRANSMISSION on ET models).
7. To start the measurement calibration, press the following:
8. Remove the thru and connect 50
Ω terminations to PORT 1 and PORT 2 on ES models
(REFLECTION port and TRANSMISSION port on ET models).
9. To continue the measurement calibration, press the following:
NOTE This measurement takes several minutes
10.When the analyzer beeps or the message, PRESS ‘DONE’ IF FINISHED WITH STD(s),
appears on the display, press the following:
Measurement and Data Collection
11.Press .
12.When the single sweep has been taken, press the following:
13.Read the mean value and standard deviation from the analyzer display. Calculate the
dynamic range, using the following equation.
20 × log [(3 × Standard Deviation) + Mean Value]
Record the calculated value in the “S21 / Transmission” column of the “Dynamic Range”
performance test record for your analyzer.
14.Repeat steps 12 and 13 (beginning with ), placing marker 1 and
marker 2 at the start and stop of the remaining frequency ranges that are listed in
Table 2-13.
Cal
Avg
8
Cal
Scale Ref
Marker Fctn
Marker
50 M/µ
50.000101 M/µ
Marker Fctn
Marker
Marker