EVM measure

[Cristian Bautista]

Hello everyone
I need to measure the EVM (Error vector magnitud) in a coherent QAM system. How do I can do it?
I found in the project browser, in Electrical Constellation Visualizer component, at results the image adjunct, but don’t understand the results that show, or How do I can do its configuration?.
Thanks for yours responses

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   Captura-1.png
   

[Md Towfiqur Rahman]

Hi,
you need to use OFDM demodulation block and you can see from project browser >OFDM demodulation > Graph
Thanks

[Author]

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