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Short Name: AI.SoundPressure.dBRef
Property of DAQmx Channel
Specifies the decibel reference level in the units of the channel. When you read samples as a waveform, the decibel reference level is included in the waveform attributes. NI-DAQmx also uses the decibel reference level when converting AI.SoundPressure.MaxSoundPressureLvl to a voltage level.
The following table lists the characteristics of this property.
|Settable while task is running||device-specific|
|Available in Run-Time Engine||yes|