How is your RX mux register setup? If there are two ADC connected to the DDC,
then the second ADC will be the imaginary channel.

Quoting Viktor Przebinda <[EMAIL PROTECTED]>:
> Hi,
> 
> I have a simple question on the USRP. When setting fpga digital 
> down-conversion frequency to zero via set_rx_freq method why do I get 
> nonzero (and changing) values in the imaginary channel? Seems like 
> these should all be zero since sin(0)==0 ??
> 
> Thanks,
> Viktor
> 
> 
> 
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> 




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