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[Discuss-gnuradio] peak in fft of OFDM


From: sumitstop
Subject: [Discuss-gnuradio] peak in fft of OFDM
Date: Sat, 10 Sep 2011 10:33:16 -0700 (PDT)

when I ran benchmark_ofdm_tx.py I am getting a peak as shown in the attached
figure.
I used both usrp and usrp2 . with both RFX2400 and XCVR2450.
http://old.nabble.com/file/p32438726/peak%2Bat%2Bofdm%2Bfrom%2Busrp.png 
http://old.nabble.com/file/p32438726/peak%2Bat%2Bofdm%2Bfrom%2Busrp2.png 

I took trace and hence I can see that there wasn't any peak there before the
transmission.






-----
Sumit Kr.
Research Assistant
Communication Research center
IIIT Hyderabad
India
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