[hpsdr] null steering

[Joe Martin K5SO]

Frank,

The diversity program PowerSDR v1.19.3.4.diversity20 (K5SO 12MAY2011)  
and its predecessors have been doing that with two Mercury boards for  
quite a while, in fact.  You may download the latest from k5so.com.

73,  Joe K5SO

On Jun 27, 2011, at 7:40 PM, FRANCIS CARCIA wrote:

> ***** High Performance Software Defined Radio Discussion List *****
>
> Hi All,
> I just logged on to Dallas Lankford's new site, he has a delta loop  
> with two feed lines on each bottom corner with a phase shifter to  
> steer the null. I wonder if this would be possible with two Mercury  
> boards? I read a couple weeks back that now it takes 3 Mercury  
> boards to do null steering. I wonder if it is still possible to use  
> only two boards. I'm not quite ready to buy two more modules.
> BTW, Penny seems to function ok at 500 kHz. Tthe transformer specs  
> support 500 kHz.
> Tnx for the help guys!
> Frank WA1GFZ
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