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Chapter 4, Description of Fields
Fields
DC Level
When set to DC Level, this field displays the DC voltage entering at the DC input
port on the back of the Test Set.
This field is a one-of-many field used to select the type of measurement to be
made by the Audio Frequency Analyzer on the audio signal being measured. See
“Measure” in the GPIB Command Syntax chapter of the E8285A Condensed
Programming Reference Guide for programming command syntax.
Selecting this field displays the following measurement choices:
SINAD
Distn (Distortion)
SNR (Signal to Noise Ratio)
AF Freq
DC Level
Current (DC only)
Operating Considerations
This is a priority control field. Accessing the RX TEST or TX TEST screen
overrides any changes made to this field in other screens.
For more information about SNR operation, see the
SNR field description, on page
398
.
Screens Where Field is Present
AF ANALYZER
ANALOG MEAS
DUPLEX TEST
RX TEST
TX TEST
RF GENERATOR
RF ANALYZER