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Marconi Instruments 2040 - Page 103

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WIDEBAND FM
WBFM
:DEVN
Data type
:
Allowed suffices
:
Default suffix
:
:ON
:OFF
:AC
:DC
Data type
:
Allowed suffices
:
Default suffix
:
DCFMNL
Examples:
WBFM?
Example:
46882-074C
Set WBFM deviation (short form)
Set WBFM deviation
Decimal Numeric Program Data
Any one of:
GHZ, MHZ, KHZ or HZ
HZ
Turn WBFM ON (local)
Turn WBFM OFF (local)
Select
AC coupling
Select DC coupling
None
None
None
Perform DC FM/WBFM null operation
WBFM: DEVN 10MHZ;ON;AC
WBFM:DEVN 13MHZ ;
ON ;
DC ;: DCFMNL
Prepares message containing information
on
Wideband
Frequency Modulation setting in the following format:
WBFM:
DEVN
<nr2>;
<coupling>
;
<status>
where: <coupling>
is
a program
mnemonic indicating
AC or DC
coupling
of
the modulation
signal
and <status> is a program mnemonic
indicating whether the modulation is locally
ON or OFF
:WBFM:DEVN
500000 .
0
;AC;ON
3-2-19