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RE: [Discuss-gnuradio] gnuradio land speed record?
From: |
Clark Pope |
Subject: |
RE: [Discuss-gnuradio] gnuradio land speed record? |
Date: |
Fri, 30 Jul 2010 15:32:27 -0400 |
----------------------------------------
> Date: Fri, 30 Jul 2010 13:55:10 -0400
> From: address@hidden
> To: address@hidden
> Subject: Re: [Discuss-gnuradio] gnuradio land speed record?
>
> On 07/30/2010 01:01 PM, Matt Ettus wrote:
> >
> > With RAID arrays or SSDs, it isn't that hard anymore to sustain 100
> > MB/s recording to disk. With 4 and 6 core systems and the i7
> > architecture you can get more than 5X the performance of your laptop.
> >
> > There are a lot of applications using the full 25 MHz of RF bandwidth.
> > You just need to pay a lot of attention to efficiency of your program
> > and algorithms.
> >
> > Matt
> >
> >
> For reference, an early version of my IRA radio astronomy receiver was
> able to do single-channel
> at 16MHz bandwidth, using a Core 2 Extreme 9770 and 8GB of memory and
> a USRP1.
>
> The IRA code does a number of things
>
> o compute total power over the entire bandwidth
> o compute an FFT with 1Hz resolution (that's a 16 million point FFT)
> o do a SETI analysis of the resulting FFT
> o do a transient signal analysis of the total power data
> o run a narrowband interference filter based on an FFT filter
> o run a GUI with lots of bells 'n whistles
>
>
>
>
> --
> Principal Investigator
> Shirleys Bay Radio Astronomy Consortium
> http://www.sbrac.org
>
>
>
> _______________________________________________
> Discuss-gnuradio mailing list
> address@hidden
> http://lists.gnu.org/mailman/listinfo/discuss-gnuradio
Now was the FFT continuous, i.e. you got one output bin for every input sample
or you did snapshots? Thanks
- [Discuss-gnuradio] gnuradio land speed record?, Clark Pope, 2010/07/30
- Re: [Discuss-gnuradio] gnuradio land speed record?, Matt Ettus, 2010/07/30
- Re: [Discuss-gnuradio] gnuradio land speed record?, Daniel Halperin, 2010/07/30
- Re: [Discuss-gnuradio] gnuradio land speed record?, Philip Balister, 2010/07/30
- RE: [Discuss-gnuradio] gnuradio land speed record?, Clark Pope, 2010/07/30
- RE: [Discuss-gnuradio] gnuradio land speed record?, Daniel Halperin, 2010/07/30
- RE: [Discuss-gnuradio] gnuradio land speed record?, Jeff Brower, 2010/07/30
- RE: [Discuss-gnuradio] gnuradio land speed record?, Clark Pope, 2010/07/30
- Re: [Discuss-gnuradio] gnuradio land speed record?, Marcus D. Leech, 2010/07/30
- RE: [Discuss-gnuradio] gnuradio land speed record?,
Clark Pope <=
- RE: [Discuss-gnuradio] gnuradio land speed record?, Clark Pope, 2010/07/30