ScopeChannelDdc.QSource Property
- Updated2023-09-06
- 1 minute(s) read
ScopeChannelDdcQSource Property
Gets or sets the channel that is the input to the Q data stream of the digital downconverter (DDC).
Namespace: NationalInstruments.ModularInstruments.NIScope
Assembly: NationalInstruments.ModularInstruments.NIScope.Fx45 (in NationalInstruments.ModularInstruments.NIScope.Fx45.dll) Version: 2023
Syntax
public string QSource { get; set; }
Public Property QSource As String Get Set
Property Value
Type: StringThe default value is the channel that the property is registered to. All valid channels for the instrument are valid values.
Remarks
For multi-instrument sessions, the channel you define with this property as the Q data stream and the channel for the corresponding I data stream must both be located within the same physical instrument.
You can access this property only with high-speed digitizers that support onboard signal processing (OSP), such as the PXI/PCI-5142. If you open a session with an instrument that does not support OSP and you attempt to access this property, a ModularInstrumentsException is thrown.