Re: [Discuss-gnuradio] question about the sampling rate

On 02/26/2012 12:11 PM, Ahmed Alsawi wrote:
> Hi all,
> I am new to gnuradio and i am trying to make simple transmission and
> reception.
> I want to understand the sampling rate of the uhd sink and source and
> how to choose it
> and the sampling rate of the blocks in the flow graph.
>
> when running on sine of 100 kHZ and sampling rate of 0.5 MHz and same
> sampling rate for uhd
> I get UUUUUUUUUUUUUUUUUUUUUUUUUU ,it means under sampling,Right?
> How to avoid it ???
> Thanks
>
Sample rate is really only relevant at the edges, and when calling the
filter synthesis modules, most interior blocks have no concept of
sample rate.

'U' means under-run the producer (in this case, your program) can't keep
up with the consumer--the UHD device.

--
Marcus Leech
Principal Investigator
Shirleys Bay Radio Astronomy Consortium
http://www.sbrac.org

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