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Chapter 8, Programming the Call Processing Subsystem
Programming the CALL CONTROL Screen
AF Freq
The AF Freq field is displayed only when the Display field is set to Meas.
This field displays the audio frequency of the demodulated FM signal being
transmitted by the mobile station. Four dashes (----) indicate that no audio
frequency is present to measure. A numeric value would only be displayed when
the Test Set’s Connected annunciator is lit.
Refer to the Display field description, on page 444, for information on how to
read measurement results from this field.
Amplitude
This field is used to set the output power of the Test Set’s transmitter (that is, the
output power of the Test Set’s RF Generator).
The :AMPLitude command is used to control this field.
Refer to the “Real Number Setting Syntax” sec tion of the for detailed information
on the various parameters which can be used with the :AMPLitude command.
To query the current setting of the amplitude field use the :AMPLitude?
command.
Syntax
:AMPLitude <real number> <units>
:AMPlitude?
Example
OUTPUT 714;"CALLP:AMPL -50 DBM"
OUTPUT 714;"CALLP:AMPL?"
ENTER 714;Ampl_val$
Called Number:
This information string displays the called phone number, in decimal form,
received from the mobile station on the reverse control channel when the mobile
station originates a call. The Called Number: field is only displayed when the
Display field is set to Data and a reverse control channel message has been
decoded when the mobile originates a call.
Refer to the Display field description, on page 444, for information on how to
read data displayed in the upper right hand portion of the CALL CONTROL screen.