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Analog Modulations
R&S
®
SMA100B
100
User Manual 1178.3834.02 ─ 03
4.4.6.2
Source > External Settings
Access:
► Select "Modulation" > "Modulation Sources > External".
The "External" settings section contains all parameters required to configure the
signal of an externally supplied LF signal.
Settings
Coupling (AC/DC)
Selects the coupling mode (AC or DC) for the external signal.
"AC"
Disconnects the DC voltage component and uses only the AC com-
ponent of the modulation signal.
"DC"
Uses the modulation signal with both components, AC and DC.
Remote command:
[:SOURce<hw>]:INPut:MODext:COUPling
Impedance
Sets the impedance for the externally supplied signal.
Remote command:
[:SOURce<hw>]:INPut:MODext:IMPedance<ch>
Bandwidth
Displays the bandwidth of the external LF signal.
Modulation Settings