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Am modulation labview, ni-usrp error

Hello, guys i'm an 4.th year electric-electronic engineering student and have a problem with ni-usrp 2922. I have to make AM Modulation with labview using ni-usrp 2922 for my final project. I started with a simple technique ı added it attachment, however i take an error. I also added it. Looking forward to your helps...

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Hello,

 

Have you updated your drivers and firmware for your device? You can find the latest version of NI-USRP here:

http://www.ni.com/download/ni-usrp-14.0/4999/en/

and instructions on how to update your firmware here:

http://digital.ni.com/public.nsf/allkb/F622E3B3B9CC34B6862579D500705272?OpenDocument

 

Hopefully this helps!

 

Rick C.
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Also read the other caveats for AM modulation. It's recommended that you not do you a.m. modulation at the LO frequency because of DC offset filters in the fpga. A.m. modulation looks like a DC and can filtered out. The LO property accessed from the property node can help you easily move the LO away from your center frequency with no other changes to your code.
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