On Sun, Mar 05, 2006 at 10:32:05PM -0500, David I. Emery wrote: > On Sun, Mar 05, 2006 at 05:53:44PM -0800, Eric Blossom wrote: > > > > In the FPGA, the phase word (not the accumulator) is approximately > > 15-bits wide. This gives worst case phase-truncation spurs of -90 dBc. > > This looks small enough that we can safely ignore it. Therefore, > > I suggest we stop truncating the tuning word on the host side. > > > > Also, if we stop truncating on the host, then our frequency tuning > > resolution will be 64e6 / 2**31 = 0.03 Hz. Probably fine enough for > > most uses.
FYI, The fix to remove the host-side truncation of the frequency tuning word went in yesterday. Eric _______________________________________________ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org http://lists.gnu.org/mailman/listinfo/discuss-gnuradio
