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From: | James Humphries |
Subject: | Re: [Discuss-gnuradio] ber_simulation |
Date: | Tue, 17 Nov 2015 10:10:55 -0500 |
today i run the /usr/share/gnuradio/examples/digital/demo/ber-simulation.grcjust likethe picture1, i exe the grc file and got the ber is near zero,i think this is normalthen i seprate this grc into wo partthe one is chunks to symbols+uhd_sinkthe other is uhd_source+constellation decoder,disable the noise,the result isit is too large ,this is symbol error rate。next is my set of uhd
center_freq is 433Mi want to know is there something wrong in my the uhd setting,and why the symbol error rate is so large.
hope i have Elaborated my problem clearly--Ekko
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