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Re: [Discuss-gnuradio] atsc_cpll finally works
From: |
Charles Swiger |
Subject: |
Re: [Discuss-gnuradio] atsc_cpll finally works |
Date: |
Mon, 26 May 2008 14:53:26 -0400 |
On Fri, 2008-05-23 at 11:07 -0700, Eric Blossom wrote:
> We could use a different fractional interpolator, perhaps the one by
> Julius O. Smith: http://ccrma-www.stanford.edu/~jos/resample.
> With it, 12.8 real-MS/s or 16 real-MS/s should be possible.
>
Ok, I have a working block built on the "secret rabbit code" sample rate
converter ( http://www.mega-nerd.com/SRC/index.html ) library referenced
from the Julius O. Smith site. Have not check performance yet but here's
a plot of a .8Mhz signal at 16Msps upsampled by 1.487:
http://www.swigerco.com/secret_rabbit_code.jpg
--Chuck