Hi,
 
  I have some issue with tx_samples.cc and the GRC.
   
 when i send the file containing complex I&Q samples from GRC 
Transmitter side : File Source --->USRP2_sink(interp=16, f=1.8G)
                                            
 |-->FFT_sink(avg=yes) 
                                             
Receiver side:  usrp2_fftsink.py (decim=16,f=1.8G)

I get perfect frequency plot matching exactly as seen in the transmitter side.

But
when i use tx_samples.cc (interp=16, f=1.8G, -r)  to transmit the same
file. I get the almost same frequency plot with lot of dissortion, I
have checked all the available parameters in the tx_samples.cc but in
vain.

I have also , python generated code top_block.py by the
GRC for the above function with the tx_samples.cc , both are sending
32bit floating complex values to usrp2_sink..., how come their results
are different....? even though keeping all the parameters same for both
of them...!


(Tim, i posting with a new subject)

Thank you
KRISHNA S


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