[SMCARA] RADXA and SDR ordered so let the experiments begin.

[Daniel Metcalf]

Tom, 

I just might do that. Well at least hand my notes to my eldest "the
author / editor" and let her compose the article.

Dan


On Fri, 2015-05-01 at 12:56 +0000, Clarke, Tom AIR4.0P NATOPS wrote:
> Dan,
> 
> This really sounds cool!  Keep good notes and write an article for QST, QEX, or CQ.  Might as well be famous!
> 
> 73 Tom/OKW
> 
> -----Original Message-----
> From: SMCARA [mailto:smcara-bounces at mailman.qth.net] On Behalf Of Daniel Metcalf
> Sent: Friday, May 01, 2015 8:20 AM
> To: smcara at mailman.qth.net
> Subject: [SMCARA] RADXA and SDR ordered so let the experiments begin.
> 
> So as planned I just placed the order for the following SDR Receiver:
> 100KHz-1.7GHz Full Band UV RTL-SDR USB Tuner Receiver/R820T+8232 Ham Radio 01
> http://www.amazon.com/gp/product/B00PIBZ76I/ref=od_aui_detailpages00?ie=UTF8&psc=1
> 
> and two of these single board computers:
> 
> Radxa Rock Pro RK3188 Quad-core 1.6 GHz 2G RAM 8G Flash open source Single-board Computer Supported Linux, Android, FreeBSD
> 
> http://www.amazon.com/gp/product/B00KTHXDNK/ref=od_aui_detailpages00?ie=UTF8&psc=1
> 
> The experiment is to see if any of the single board computers I currently own or am about to receive (I still have a few Beagle Bone Blacks, a Raspberry Pi B and tomorrow I will have two of these Radxa
> Pro(s)) will decode the SDR's signals in a reasonable amount of time and efficiently. Efficiently being defined as not using more then 50% of the processor's capability and not more than half of the system's ram. 
> 
> My hypothesis is that the single core processor boards are going to choke in that they may decode the signals and I might hear some audio but I expect the processor is going to be be pegged at close to or at 100% utilization.
> 
> I do have mush higher hopes for the Radxa boards.
> 
> Now the question I have for the group is what SDR software do I use being all systems are Linux. Any ideas other the GnuRadio? I expect to run several software packages for comparison hoping that one package may be more efficient than another and I was already planning to start with GnuRadio.
> 
> 73,
> Dan -- KB3UUN
> 
> 
>    
> 
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