Spectrum Analyzer Mode Key Descriptions

Spectrum Analyzer Mode Functions

COARSE

TUNE DAC displays the analog output of the YTO coarse-tune DAC located on the A7 Analog Interface assembly. This is a

service diagnostic function and is for service use only.

Front-Panel Key Access (CAL)

CONF

TESTinitiates a variety of tests to check the major functions of the analyzer. The confidence test function checks that the video bandwidths change, the noise floor level decreases as the resolution bandwidth narrows, the step gains switch, and the 3 dB bandwidths of the resolution bandwidths are correctly set. CNF TEST PASS is displayed if the confidence test passes.

Front-Panel Key Access ICAL)

accesses the softkey menu used for printer and plotter configurations, the time and date display functions, changing the current prefix, memory card configuration functions, disposing of user-dehned variables and programs from analyzer memory, changing the analyzer address or the baud rate, displaying the installed options on screen, and changing the format of the MONITOR output. Pressing @Gi’G) will clear an SRQ error message from the screen. Pressing (CONFIG) after the analyzer has been placed in the remote mode places the analyzer in the local mode and enables front-panel control. During remote operation, an R appears in the lower-right corner of the screen indicating remote mode. Pressing (CONFIGI) removes the R annotation from the lower-right corner.

CONT

MEASsets the functions in the Power Menu so that they make the measurement at the end of every sweep. After a power measurement is activated, pressing COPIT MEAS or

WEEP CONT puts the analyzer into a continuous sweep mode and recalculates the results at the end of each sweep.

Front-Panel Key Access (v)

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