Thanks guys. The ideas looks theoretically sound, but for some reason the grc setup I have created does not seem to like the idea of very large interpolation and decimation values. It does not print out any errors, it just hangs.
I have attached a copy of my grc setup. On Thu, Mar 3, 2011 at 3:39 PM, Ed Criscuolo <[email protected]>wrote: > On 3/3/11 3:04 PM, Nick Othieno wrote: > >> Hi all, >> >> I would like to get an output of 16.3676 Ms/s. Is it then possible to >> set a decimation values of 6.109631223? I am wondering whether >> decimation values have to be whole numbers, or whether decimation values >> with fraction parts are allowed. >> > > Decimation numbers must be integers. > > What you need to do is set the USRP to acquire at some value close to > what you need, say 16 Ms/s. > > Then use a rational resampler with the proper numbers for interpolation > and decimation to get the desired rate. For instance, at 16 Ms/sec, > set interpolation to 163676 and decimation to 160000. In this case, both > are exactly divisible by 4, so it could even be 40919 & 40000. > > @(^.^)@ Ed >
gps_sampler.grc
Description: Binary data
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