Chapter 4 Performing Calibration
CellAdvisor JD720C Series User
’s Manual
39
Figure 11
Electronic calibration on JD725C using EZ-Cal kit
Quick calibration
The Quick calibration that is available only in the DTF measurement mode is useful when you
want to measure the cable length only, without having to perform a full calibration.
The Quick Cal must be performed after setting the frequencies and connecting an extension
cable.
on page 35 illustrates a connection setup with using the port extension cable.
Procedure
1
Connect an extension cable to the
RF Out / Reflection
port of the instrument.
2
Press the
CAL
hard key.
The on-screen instruction appears. It contains the
Quick Cal
button.
3
Connect the
OPEN
standard of the calibration kit to the instrument's the
RF Out / Reflection
port
or to the extension cable if used.
4
Tap the
Quick Cal
button in the lower-left corner of the screen.
The calibration progress bar appears.
5
Check the screen to see if the calibration status is now changed to
CAL ON (Q)
.
Figure 12
Quick calibration on JD724C
NOTE
CAL ON (Q)
is valid only for a DTF measurement in the single layout. If you change the
display mode to others, calibration status goes back to the previous one.
