HP 8712ET User Manual page 307

Cal Check
Cal Kit
Cal on OFF
Cancel
Center
Softkey in the CAL
The cal check feature will compute and display corrected measurement
uncertainties (residual errors) that apply to the current instrument
settings and calibrations. This information may be used as an analysis
or troubleshooting tool when making transmission and reflection
measurements.
See Chapter 6 for more information on using cal check.
Softkey in the more cal menu. Allows selection of type of cal kit:
Type-N female (default), Type-N male, 3.5 mm (for use with 50 Ω
systems), Type-F (for use with 75 Ω systems), APC-7 (for use with 50 Ω
systems), or user-defined (cal kit A or cal kit B).
NOTE
See Chapter 6 for more information on calibration kits.
Access Keys:
CAL
Softkey in the define save menu. Toggle to ON if you want to save the
active measurement calibration along with the current instrument
state.
See "Saving and Recalling Measurement Results" on page 4-55
information on saving instrument states and measurement results to
files.
Access Keys:
SAVE RECALL
Softkey available when editing titles, file names, directory names, and
IBASIC programs from the front panel of the analyzer. Cancels the
editing mode and any changes that were made but not saved.
Softkey in the
FREQ
RF source and changes screen annotation to center and span, as
opposed to start and stop.
ET User's Guide
menu. Provides access to the cal check menu.
By convention, cal kits indicate the sex of the port
with which they are used. For example, the
default cal kit for the analyzer is type-N female
because the front panel RF ports are female (the
calibration standards, in turn, have male
connectors).
More Cal
Define Save
menu. Sets the center frequency of the internal
Hardkey/Softkey Reference
for
8-15
C