Academic Hardware Products (myDAQ, myRIO)

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mydaq to generate 2 waveforms with lag

Hi,

 

I am wondering if it is possible to generate 2 waveforms with a phase lag with the NI myDAQ. From my experience, it seems like myDAQ is not able to give both outputs simultaneously.

 

Thanks.

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Hello, 

 

According to the NI myDAQ user manual, which is linked below, both analog output channels have a dedicated digital-to-analog converter (DAC), so they can update simultaneously. This would mean that you should be able to generate 2 waveform with a phase lag.

 

In case you need it, I will link a forum below that provides an example for how to generate a phase lag between two analog output channels. 

 

Link: Ni myDAQ User Manual 

http://www.ni.com/pdf/manuals/373060f.pdf

 

Link: Variable Phase Shift Between Two Analog Output Signals

http://forums.ni.com/t5/LabVIEW/variable-phase-shift-between-two-analog-output-signals/td-p/950247

 

I hope this is the information that you are looking for! 

 

Regards, 

 

Shezaan Noorani 

Applications Engineer

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