[Elecraft] SDR Processing from KX3 in Python

Phil Hystad phystad at mac.com
Thu Dec 17 12:32:58 EST 2015


Probably not in real time but I am actually not sure of that.  Mathematica already supports
a pretty descent range of devices to feed data real-time.  Not sure if it could handle the bulk
of real time of actual signal frequencies.  Also, Mathematica runs on Raspberry Pi and supports
a number of data interfaces as a result of that work (part of their device support).

However, my interest is not real-time.  I am more interested in studying the math part of
digital signal processing.  That is what Mathematica is good at doing.  I have ZERO (capitalized
for great emphasis) interest in making my own SDR, after all, I have a KX3 (and most other
rigs made by Elecraft).

I have used Mathematica for many different projects over the last 15 years and some of those were
gigantic number crunching projects for work.  But, now that I am retired, I have the Home Edition
of Mathematica (actually two copies, one for the iMac and one for the Macbook Pro) and I use
it for physics calculations, antenna analysis (I built a runtime interface to NEC4), and even game
playing such as solving Sudoku puzzles and playing chess.  It is a great functional and pattern
matching language besides the big “curated” data interface it now supports (from the work
of WolframAlpha).

73, phil, K7PEH


> On Dec 17, 2015, at 8:33 AM, Per-Tore Aasestrand <ptaa at ieee.org> wrote:
> 
> Interesting!
> 
> Will Mathematica be able to handle the data-stream in real-time?
> 
> 73
> 
> P-T / LA7NO
> 
> 
> On 17 December 2015 at 17:29, Phil Hystad <phystad at mac.com <mailto:phystad at mac.com>> wrote:
> I thought of doing something with Python and SDR I/Q processing but never got around
> to doing anything.  But, I decided it would be far easier to use Mathematica (for what I
> want do to) rather than Python even though I would probably have to cobble together an
> interface to pull out the I/Q data stream and feed to Mathematica (unless someone has
> already done this).
> 
> 73, phil, K7PEH
> 
> 
> > On Dec 17, 2015, at 8:12 AM, a45wg <a45wg at sy-edm.com <mailto:a45wg at sy-edm.com>> wrote:
> >
> > Hi,
> >    Is anyone doing any SDR I/Q processing using Python with the KX3 ?
> >
> >    I am trying to get some traction with this - but finding little info in terms of Elecraft - plenty in the rtl-sdr however
> >
> >    Thanks for the valuable info contained here
> >
> >      Tim - A45WG
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