In the same way that GNU Radio uses complex samples, USRPs also deliver complex baseband samples; thus, 25 MSPs of complex baseband gives you 25 MHz of bandwidth.
Cheers, Ben On Fri, Feb 17, 2012 at 7:30 AM, Ed Criscuolo <[email protected]>wrote: > On 2/17/12 2:07 AM, guelord ingala wrote: > >> Hi, >> I'm getting confused with the concept of "Sampling rate" to set the >> UHD:USRP Source and other blocks from the gnuradio-companion. If I'm >> still right, the sampling rate must be at least the double of the >> operating frequency. But I can see some working applications when this >> Nyquist theory is not respected. How come? >> >> > GnuRadio uses complex (I & Q) samples. This results in twice the data > per sample, satisfying the Nyquest criterion. > > @(^.^)@ Ed > > > ______________________________**_________________ > Discuss-gnuradio mailing list > [email protected] > https://lists.gnu.org/mailman/**listinfo/discuss-gnuradio<https://lists.gnu.org/mailman/listinfo/discuss-gnuradio> >
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