Remote Control Commands
R&S
®
SMW200A
1137User Manual 1175.6632.02 ─ 30
[:SOURce<hw>]:IQ:SOURce <Source>
Selects the input signal source for the I/Q modulator.
Parameters:
<Source> BASeband | ANALog | DIFFerential
External signals disable the amplitude modulation, an enabled
custom digital modulation, any configured digital standard or an
applied digital baseband input signal.
*RST: BASeband
Example:
SOURce1:IQ:SOURce ANALog
Selects an external analog signal as the input signal. The signal
must be applied at the I and Q inputs.
Options: DIFFerential requires R&S SMW-K739
Manual operation: See "Source" on page 451
[:SOURce<hw>]:IQ:STATe
<State>
Enables/disables the I/Q modulation.
Parameters:
<State> 0 | 1 | OFF | ON
*RST: 0
Example:
IQ:STAT ON
Activates I/Q modulation.
Manual operation: See "State" on page 450
[:SOURce<hw>]:IQ:GAIN <Gain>
[:SOURce<hw>]:BB:IQGain <IqGain>
Optimizes the modulation of the I/Q modulator for a subset of measurement require-
ment.
Parameters:
<IqGain> DBM4 | DBM2 | DB0 | DB2 | DB4 | DB8 | DB6 | DBM3 | DB3 |
AUTO
Dynamic range of 16 dB divided into 2 dB steps.
DB0|DB2|DB4|DB6|DB8
Activates the specified gain of 0 dB, +2 dB, +4 dB, +6 dB, +8 dB
DBM2|DBM4
Activates the specified gain of -2 dB, -4 dB
SOURce Subsystem
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