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help for analog output from NI PCI-6251

Hi!

 

I am new user for Lab view. I am using Lab View 8.5 version for data acquisition. The system includes piezoelectric pressure transducer for

acquiring sound amplitudes from the combustor. The input signal are analog with +/- 5 V. Now I want to generate 

a analog output signal for active control of instabilities. The analog input signal from one of the piezoelectric pressure transducers

can be used as source of the signal which further has to be modified. This modified out put signal will be provided to Solenoide

valve.

Now, I require to generate a analog output signal simultaneously with respect to one of the input signals. I am unable to

filter the input signal for amplitudes, but  frequency of the output signal must be the same as that of input. The out put

signal should be get triggered after reaching a pressure amplitudes. Is it possible to generate these signals with a time delay or with 

a phase shift?  

I am attaching the Lab View program currently, I am using for data acquisition. I have tried one your programs from help section.

Please help me in this solution.

 

 

Thank You,

 

Ganesh 

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I think you will need an FPGA-based solution - http://www.ni.com/fpga/.

 

 

Christian

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Something like a PCIe-7852R where you can create custom triggering as you wish at the FPGA.

 

 

Christian

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Thanks for the kind help!

 

With Regards,

 

Ganesh

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