On Fri, Dec 23, 2011 at 5:17 PM, Marcus D. Leech <mle...@ripnet.com> wrote: >> >> Please do not get me wrong. I believe that the work from Ettus and the >> contributors to GNU-Radio are revolutionary! The equipment with the >> interface to GNU-Radio is not only priced at a level that is affordable to >> many amateurs and hobbyists, it opens up a brand new world for... (the list >> is too long to list here) >> >> In fact, I am so impressed that I desire to contribute to the community. >> First by contributing to these forums and second by eventually posting >> projects to CGRAN! >> >> My intent was to let Gaetano know of the potential for spurious signals so >> that he can properly select a center frequency that is free of these little >> nuisances. >> >> > Yup, understood. > > At lot of the folks on this list come at SDR from a background in > software/digital, where the "vagaries" of > the analog world are entirely foreign to them, and they may see the > existence of such things as "spurs" as > some kind of horrible defect, rather than an inevitable annoyance. So > I felt an explanatory note was in order. > > Another subset on this forum come from a background where they're used > to dealing with lab-calibrated > instruments that their corporate lords and masters (or university > administration) have spent significant > money on, so their performance expectations (along certain vectors, > anyway) will be driven by what they've > seen their $40-$100K lab instruments do. > > The ham radio community is used to dealing with this. As radios became > more and more broadly-tunable, > it was no big surprise that "birdies" (a peculiar ham-radio term for > "spurs") became more and more frequently > observable, since it was no longer possible to "tune" the underlying > "birdy-producing" mechanisms to produce > those "birdies" outside the band of interest, since the "band of > interest" became larger and larger.
Thank you for your reply, I will soon look at those utilities to see if I can minimize the effect. -- cpp-today.blogspot.com _______________________________________________ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https://lists.gnu.org/mailman/listinfo/discuss-gnuradio
