Analog Input >> Sound Pressure >> dB Reference

NI-DAQmx C Reference Help

Edition Date: January 2019

Part Number: 370471AM-01

»View Product Info
Download Help (Windows Only)
Data Type: float64
Description: 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 Maximum Sound Pressure Level to a voltage level.


You can get/set/reset this property using:

  DAQmxGetAISoundPressuredBRef

  DAQmxSetAISoundPressuredBRef

  DAQmxResetAISoundPressuredBRef

WAS THIS ARTICLE HELPFUL?

Not Helpful