04-22-2022 11:02 AM
Hello everybody
I need your help to conect a microphone in a 9231 DAQ Module. The model of the microphone is GRAS 40PP.
04-22-2022 12:34 PM
Hi Gerardo,
What difficulties are you encountering specifically? You can directly connect this microphone to a NI 9231 with a 10-32 coax.-to- BNC cable.
04-22-2022 12:47 PM
Hi Alex
The main problem is related to the acquisition and configuration of the communication channel. I don't now how I could do it. I have been searching some examples in differents websittes, and now, I have this.
I am using a microphone GRASS 40PP, which have this specifications:
I never used a DAQ, any information or example might be of great help.
Sorry for my bad english u.u
04-22-2022 03:33 PM
You've to use AI TEDS Microphone as the task type instead of the AI Microphone which allows you to configure the IEPE current and allows DAQmx to fetch calibration data from the Mic.
To quickly test things out, you can install the DSA soft panel - https://www.ni.com/en-us/support/downloads/drivers/download.dsa-soft-front-panels.html#376770
In terms of example code, please use this one
And configure to use Sound pressure with appropriate settings for the highlighted controls,